scaling weights, return dot and fmap from sampling, iterate over the

terminal spans in a rule

5 files changed, 7221 insertions, 6013 deletions

diff --git a/python/cdec/_cdec.cpp b/python/cdec/_cdec.cpp
index c6ad8035..e76eb468 100644
--- a/python/cdec/_cdec.cpp
+++ b/python/cdec/_cdec.cpp
@@ -453,7 +453,7 @@ static const char *__pyx_f[] = {
   "cdec/hypergraph.pxi",
   "cdec/lattice.pxi",
   "cdec/mteval.pxi",
-  "cdec/stringsource",
+  "stringsource",
   "cdec/sa/_sa.pxd",
 };
 
@@ -497,20 +497,21 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_11_unique_kbest;
 struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_12_unique_kbest_trees;
 struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_13_unique_kbest_features;
 struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_14_sample;
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees;
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__;
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses;
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees;
 struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_17___get__;
 struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__;
 struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_19___get__;
 struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_20___get__;
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__;
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot;
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines;
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__;
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__;
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__;
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot;
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines;
 struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__;
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config;
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__;
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr;
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__;
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config;
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__;
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr;
 struct __pyx_opt_args_4cdec_5_cdec_as_str;
 
 /* "cdec/_cdec.pyx":6
@@ -608,7 +609,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_Rule {
 };
 
 
-/* "vectors.pxi":3
+/* "cdec/vectors.pxi":3
  * from cython.operator cimport preincrement as pinc
  * 
  * cdef class DenseVector:             # <<<<<<<<<<<<<<
@@ -622,7 +623,7 @@ struct __pyx_obj_4cdec_5_cdec_DenseVector {
 };
 
 
-/* "vectors.pxi":48
+/* "cdec/vectors.pxi":48
  *         return sparse
  * 
  * cdef class SparseVector:             # <<<<<<<<<<<<<<
@@ -635,7 +636,7 @@ struct __pyx_obj_4cdec_5_cdec_SparseVector {
 };
 
 
-/* "grammar.pxi":8
+/* "cdec/grammar.pxi":8
  *     return ' '.join(w.encode('utf8') if isinstance(w, unicode) else str(w) for w in phrase)
  * 
  * cdef class NT:             # <<<<<<<<<<<<<<
@@ -649,7 +650,7 @@ struct __pyx_obj_4cdec_5_cdec_NT {
 };
 
 
-/* "grammar.pxi":21
+/* "cdec/grammar.pxi":21
  *         return '[%s]' % self.cat
  * 
  * cdef class NTRef:             # <<<<<<<<<<<<<<
@@ -662,7 +663,7 @@ struct __pyx_obj_4cdec_5_cdec_NTRef {
 };
 
 
-/* "grammar.pxi":49
+/* "cdec/grammar.pxi":49
  *     return TRule(lhs, f, e, scores, a)
  * 
  * cdef class TRule:             # <<<<<<<<<<<<<<
@@ -675,7 +676,7 @@ struct __pyx_obj_4cdec_5_cdec_TRule {
 };
 
 
-/* "grammar.pxi":183
+/* "cdec/grammar.pxi":183
  *                 _phrase(self.f), _phrase(self.e), scores)
  * 
  * cdef class MRule(TRule):             # <<<<<<<<<<<<<<
@@ -687,7 +688,7 @@ struct __pyx_obj_4cdec_5_cdec_MRule {
 };
 
 
-/* "grammar.pxi":199
+/* "cdec/grammar.pxi":199
  *         super(MRule, self).__init__(lhs, rhs, e, scores, None)
  * 
  * cdef class Grammar:             # <<<<<<<<<<<<<<
@@ -700,7 +701,7 @@ struct __pyx_obj_4cdec_5_cdec_Grammar {
 };
 
 
-/* "grammar.pxi":223
+/* "cdec/grammar.pxi":223
  *             self.grammar.get().SetGrammarName(name)
  * 
  * cdef class TextGrammar(Grammar):             # <<<<<<<<<<<<<<
@@ -712,7 +713,7 @@ struct __pyx_obj_4cdec_5_cdec_TextGrammar {
 };
 
 
-/* "hypergraph.pxi":4
+/* "cdec/hypergraph.pxi":4
  * cimport kbest
  * 
  * cdef class Hypergraph:             # <<<<<<<<<<<<<<
@@ -727,7 +728,7 @@ struct __pyx_obj_4cdec_5_cdec_Hypergraph {
 };
 
 
-/* "hypergraph.pxi":244
+/* "cdec/hypergraph.pxi":259
  *         return vector
  * 
  * cdef class HypergraphEdge:             # <<<<<<<<<<<<<<
@@ -743,7 +744,7 @@ struct __pyx_obj_4cdec_5_cdec_HypergraphEdge {
 };
 
 
-/* "hypergraph.pxi":294
+/* "cdec/hypergraph.pxi":309
  *         raise NotImplemented('comparison not implemented for HypergraphEdge')
  * 
  * cdef class HypergraphNode:             # <<<<<<<<<<<<<<
@@ -758,7 +759,7 @@ struct __pyx_obj_4cdec_5_cdec_HypergraphNode {
 };
 
 
-/* "lattice.pxi":3
+/* "cdec/lattice.pxi":3
  * cimport lattice
  * 
  * cdef class Lattice:             # <<<<<<<<<<<<<<
@@ -771,7 +772,7 @@ struct __pyx_obj_4cdec_5_cdec_Lattice {
 };
 
 
-/* "mteval.pxi":12
+/* "cdec/mteval.pxi":12
  *         return stats
  * 
  * cdef class Candidate:             # <<<<<<<<<<<<<<
@@ -785,7 +786,7 @@ struct __pyx_obj_4cdec_5_cdec_Candidate {
 };
 
 
-/* "mteval.pxi":26
+/* "cdec/mteval.pxi":26
  *             return fmap
  * 
  * cdef class SufficientStats:             # <<<<<<<<<<<<<<
@@ -799,7 +800,7 @@ struct __pyx_obj_4cdec_5_cdec_SufficientStats {
 };
 
 
-/* "mteval.pxi":68
+/* "cdec/mteval.pxi":68
  *         return result
  * 
  * cdef class CandidateSet:             # <<<<<<<<<<<<<<
@@ -814,7 +815,7 @@ struct __pyx_obj_4cdec_5_cdec_CandidateSet {
 };
 
 
-/* "mteval.pxi":103
+/* "cdec/mteval.pxi":103
  *         self.cs.AddKBestCandidates(hypergraph.hg[0], k, self.scorer.get())
  * 
  * cdef class SegmentEvaluator:             # <<<<<<<<<<<<<<
@@ -828,7 +829,7 @@ struct __pyx_obj_4cdec_5_cdec_SegmentEvaluator {
 };
 
 
-/* "mteval.pxi":124
+/* "cdec/mteval.pxi":124
  *         return CandidateSet(self)
  * 
  * cdef class Scorer:             # <<<<<<<<<<<<<<
@@ -842,7 +843,7 @@ struct __pyx_obj_4cdec_5_cdec_Scorer {
 };
 
 
-/* "mteval.pxi":179
+/* "cdec/mteval.pxi":179
  *         out.fields[i] = ss[i]
  * 
  * cdef class Metric:             # <<<<<<<<<<<<<<
@@ -869,7 +870,7 @@ struct __pyx_obj_4cdec_5_cdec_Decoder {
 };
 
 
-/* "vectors.pxi":32
+/* "cdec/vectors.pxi":32
  *         self.vector[0][fid] = value
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -885,7 +886,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct____iter__ {
 };
 
 
-/* "vectors.pxi":72
+/* "cdec/vectors.pxi":72
  *         self.vector.set_value(fid, value)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -902,7 +903,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_1___iter__ {
 };
 
 
-/* "grammar.pxi":5
+/* "cdec/grammar.pxi":5
  * import cdec.sa._sa as _sa
  * 
  * def _phrase(phrase):             # <<<<<<<<<<<<<<
@@ -915,7 +916,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_2__phrase {
 };
 
 
-/* "grammar.pxi":6
+/* "cdec/grammar.pxi":6
  * 
  * def _phrase(phrase):
  *     return ' '.join(w.encode('utf8') if isinstance(w, unicode) else str(w) for w in phrase)             # <<<<<<<<<<<<<<
@@ -932,7 +933,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_3_genexpr {
 };
 
 
-/* "grammar.pxi":137
+/* "cdec/grammar.pxi":137
  * 
  *     property a:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -949,7 +950,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_4___get__ {
 };
 
 
-/* "grammar.pxi":178
+/* "cdec/grammar.pxi":178
  *             self.rule.get().lhs_ = -TDConvert((<NT> lhs).cat)
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -962,7 +963,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_5___str__ {
 };
 
 
-/* "grammar.pxi":179
+/* "cdec/grammar.pxi":179
  * 
  *     def __str__(self):
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)             # <<<<<<<<<<<<<<
@@ -979,7 +980,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_6_genexpr {
 };
 
 
-/* "grammar.pxi":205
+/* "cdec/grammar.pxi":205
  *         del self.grammar
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -998,7 +999,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_7___iter__ {
 };
 
 
-/* "hypergraph.pxi":49
+/* "cdec/hypergraph.pxi":49
  *         return unicode(hypergraph.JoshuaVisualizationString(self.hg[0]).c_str(), 'utf8')
  * 
  *     def kbest(self, size):             # <<<<<<<<<<<<<<
@@ -1017,7 +1018,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_8_kbest {
 };
 
 
-/* "hypergraph.pxi":62
+/* "cdec/hypergraph.pxi":62
  *             del derivations
  * 
  *     def kbest_trees(self, size):             # <<<<<<<<<<<<<<
@@ -1040,7 +1041,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_9_kbest_trees {
 };
 
 
-/* "hypergraph.pxi":81
+/* "cdec/hypergraph.pxi":81
  *             del e_derivations
  * 
  *     def kbest_features(self, size):             # <<<<<<<<<<<<<<
@@ -1060,7 +1061,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_10_kbest_features {
 };
 
 
-/* "hypergraph.pxi":97
+/* "cdec/hypergraph.pxi":97
  *             del derivations
  * 
  *     def unique_kbest(self, size):             # <<<<<<<<<<<<<<
@@ -1079,7 +1080,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_11_unique_kbest {
 };
 
 
-/* "hypergraph.pxi":110
+/* "cdec/hypergraph.pxi":110
  *             del derivations
  * 
  *     def unique_kbest_trees(self, size):             # <<<<<<<<<<<<<<
@@ -1102,7 +1103,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_12_unique_kbest_trees {
 };
 
 
-/* "hypergraph.pxi":129
+/* "cdec/hypergraph.pxi":129
  *             del e_derivations
  * 
  *     def unique_kbest_features(self, size):             # <<<<<<<<<<<<<<
@@ -1122,7 +1123,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_13_unique_kbest_features {
 };
 
 
-/* "hypergraph.pxi":145
+/* "cdec/hypergraph.pxi":145
  *             del derivations
  * 
  *     def sample(self, unsigned n):             # <<<<<<<<<<<<<<
@@ -1140,14 +1141,33 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_14_sample {
 };
 
 
-/* "hypergraph.pxi":156
+/* "cdec/hypergraph.pxi":156
+ *             del hypos
+ * 
+ *     def sample_hypotheses(self, unsigned n):             # <<<<<<<<<<<<<<
+ *         """hg.sample_string(n) -> Sample of n hypotheses from the hypergraph.
+ *         Generates (sample_string, dot, fmap)"""
+ */
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses {
+  PyObject_HEAD
+  struct __pyx_obj_4cdec_5_cdec_SparseVector *__pyx_v_fmap;
+  std::vector<HypergraphSampler::Hypothesis>  *__pyx_v_hypos;
+  unsigned int __pyx_v_k;
+  unsigned int __pyx_v_n;
+  struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self;
+  size_t __pyx_t_0;
+  unsigned int __pyx_t_1;
+};
+
+
+/* "cdec/hypergraph.pxi":171
  *             del hypos
  * 
  *     def sample_trees(self, unsigned n):             # <<<<<<<<<<<<<<
  *        """hg.sample_trees(n) -> Sample of n trees from the hypergraph."""
  *        cdef vector[string]* trees = new vector[string]()
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees {
   PyObject_HEAD
   unsigned int __pyx_v_k;
   unsigned int __pyx_v_n;
@@ -1158,14 +1178,14 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees {
 };
 
 
-/* "hypergraph.pxi":209
+/* "cdec/hypergraph.pxi":224
  * 
  *     property edges:
  *         def __get__(self):             # <<<<<<<<<<<<<<
  *             cdef unsigned i
  *             for i in range(self.hg.edges_.size()):
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__ {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_17___get__ {
   PyObject_HEAD
   unsigned int __pyx_v_i;
   struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self;
@@ -1174,14 +1194,14 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__ {
 };
 
 
-/* "hypergraph.pxi":215
+/* "cdec/hypergraph.pxi":230
  * 
  *     property nodes:
  *         def __get__(self):             # <<<<<<<<<<<<<<
  *             cdef unsigned i
  *             for i in range(self.hg.nodes_.size()):
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_17___get__ {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ {
   PyObject_HEAD
   unsigned int __pyx_v_i;
   struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self;
@@ -1190,14 +1210,14 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_17___get__ {
 };
 
 
-/* "hypergraph.pxi":264
+/* "cdec/hypergraph.pxi":279
  * 
  *     property tail_nodes:
  *         def __get__(self):             # <<<<<<<<<<<<<<
  *             cdef unsigned i
  *             for i in range(self.edge.tail_nodes_.size()):
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_19___get__ {
   PyObject_HEAD
   unsigned int __pyx_v_i;
   struct __pyx_obj_4cdec_5_cdec_HypergraphEdge *__pyx_v_self;
@@ -1206,14 +1226,14 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ {
 };
 
 
-/* "hypergraph.pxi":308
+/* "cdec/hypergraph.pxi":323
  * 
  *     property in_edges:
  *         def __get__(self):             # <<<<<<<<<<<<<<
  *             cdef unsigned i
  *             for i in range(self.node.in_edges_.size()):
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_19___get__ {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_20___get__ {
   PyObject_HEAD
   unsigned int __pyx_v_i;
   struct __pyx_obj_4cdec_5_cdec_HypergraphNode *__pyx_v_self;
@@ -1222,14 +1242,14 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_19___get__ {
 };
 
 
-/* "hypergraph.pxi":314
+/* "cdec/hypergraph.pxi":329
  * 
  *     property out_edges:
  *         def __get__(self):             # <<<<<<<<<<<<<<
  *             cdef unsigned i
  *             for i in range(self.node.out_edges_.size()):
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_20___get__ {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__ {
   PyObject_HEAD
   unsigned int __pyx_v_i;
   struct __pyx_obj_4cdec_5_cdec_HypergraphNode *__pyx_v_self;
@@ -1238,14 +1258,14 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_20___get__ {
 };
 
 
-/* "lattice.pxi":56
+/* "cdec/lattice.pxi":56
  *         return unicode(str(self), 'utf8')
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
  *         cdef unsigned i
  *         for i in range(len(self)):
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ {
   PyObject_HEAD
   unsigned int __pyx_v_i;
   struct __pyx_obj_4cdec_5_cdec_Lattice *__pyx_v_self;
@@ -1254,29 +1274,29 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ {
 };
 
 
-/* "lattice.pxi":61
+/* "cdec/lattice.pxi":61
  *             yield self[i]
  * 
  *     def todot(self):             # <<<<<<<<<<<<<<
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot {
   PyObject_HEAD
   struct __pyx_obj_4cdec_5_cdec_Lattice *__pyx_v_self;
 };
 
 
-/* "lattice.pxi":63
+/* "cdec/lattice.pxi":63
  *     def todot(self):
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():             # <<<<<<<<<<<<<<
  *             yield 'digraph lattice {'
  *             yield 'rankdir = LR;'
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines {
   PyObject_HEAD
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *__pyx_outer_scope;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *__pyx_outer_scope;
   PyObject *__pyx_v_delta;
   PyObject *__pyx_v_i;
   PyObject *__pyx_v_label;
@@ -1290,14 +1310,14 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines {
 };
 
 
-/* "mteval.pxi":47
+/* "cdec/mteval.pxi":47
  *         return self.stats.size()
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
  *         for i in range(len(self)):
  *             yield self[i]
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ {
   PyObject_HEAD
   Py_ssize_t __pyx_v_i;
   struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_v_self;
@@ -1306,14 +1326,14 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ {
 };
 
 
-/* "mteval.pxi":93
+/* "cdec/mteval.pxi":93
  *         return candidate
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
  *         cdef unsigned i
  *         for i in range(len(self)):
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ {
   PyObject_HEAD
   unsigned int __pyx_v_i;
   struct __pyx_obj_4cdec_5_cdec_CandidateSet *__pyx_v_self;
@@ -1329,7 +1349,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ {
  *     for key, value in config.items():
  *         if isinstance(value, dict):
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config {
   PyObject_HEAD
   PyObject *__pyx_v_config;
   PyObject *__pyx_v_info;
@@ -1352,7 +1372,7 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config {
  *         """Decoder('formalism = scfg') -> initialize from configuration string
  *         Decoder(formalism='scfg') -> initialize from named parameters
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ {
   PyObject_HEAD
   PyObject *__pyx_v_config;
 };
@@ -1365,9 +1385,9 @@ struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ {
  *         cdef istringstream* config_stream = new istringstream(config_str)
  *         self.dec = new decoder.Decoder(config_stream)
  */
-struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr {
+struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr {
   PyObject_HEAD
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *__pyx_outer_scope;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ *__pyx_outer_scope;
   PyObject *__pyx_v_kv;
   PyObject *__pyx_t_0;
   Py_ssize_t __pyx_t_1;
@@ -1427,7 +1447,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_Phrase {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_Phrase *__pyx_vtabptr_4cdec_2sa_3_sa_Phrase;
 
 
-/* "hypergraph.pxi":4
+/* "cdec/hypergraph.pxi":4
  * cimport kbest
  * 
  * cdef class Hypergraph:             # <<<<<<<<<<<<<<
@@ -1441,7 +1461,7 @@ struct __pyx_vtabstruct_4cdec_5_cdec_Hypergraph {
 static struct __pyx_vtabstruct_4cdec_5_cdec_Hypergraph *__pyx_vtabptr_4cdec_5_cdec_Hypergraph;
 
 
-/* "hypergraph.pxi":244
+/* "cdec/hypergraph.pxi":259
  *         return vector
  * 
  * cdef class HypergraphEdge:             # <<<<<<<<<<<<<<
@@ -1455,7 +1475,7 @@ struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphEdge {
 static struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphEdge *__pyx_vtabptr_4cdec_5_cdec_HypergraphEdge;
 
 
-/* "hypergraph.pxi":294
+/* "cdec/hypergraph.pxi":309
  *         raise NotImplemented('comparison not implemented for HypergraphEdge')
  * 
  * cdef class HypergraphNode:             # <<<<<<<<<<<<<<
@@ -2009,20 +2029,21 @@ static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_11_unique_kbest
 static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_12_unique_kbest_trees = 0;
 static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_13_unique_kbest_features = 0;
 static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_14_sample = 0;
-static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_15_sample_trees = 0;
-static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_16___get__ = 0;
+static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses = 0;
+static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_16_sample_trees = 0;
 static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_17___get__ = 0;
 static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_18___get__ = 0;
 static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_19___get__ = 0;
 static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_20___get__ = 0;
-static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_21___iter__ = 0;
-static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_22_todot = 0;
-static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_23_lines = 0;
-static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_24___iter__ = 0;
+static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_21___get__ = 0;
+static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_22___iter__ = 0;
+static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_23_todot = 0;
+static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_24_lines = 0;
 static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_25___iter__ = 0;
-static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_26__make_config = 0;
-static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_27___init__ = 0;
-static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_28_genexpr = 0;
+static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_26___iter__ = 0;
+static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_27__make_config = 0;
+static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_28___init__ = 0;
+static PyTypeObject *__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_29_genexpr = 0;
 static PyObject *__pyx_f_4cdec_5_cdec_as_str(PyObject *, struct __pyx_opt_args_4cdec_5_cdec_as_str *__pyx_optional_args); /*proto*/
 static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(struct __pyx_obj_4cdec_2sa_3_sa_Rule *); /*proto*/
 static struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_f_4cdec_5_cdec_as_stats(PyObject *, PyObject *); /*proto*/
@@ -2122,17 +2143,18 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_21unique_kbest(struct __pyx_
 static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_24unique_kbest_trees(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, PyObject *__pyx_v_size); /* proto */
 static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_27unique_kbest_features(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, PyObject *__pyx_v_size); /* proto */
 static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_30sample(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, unsigned int __pyx_v_n); /* proto */
-static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_33sample_trees(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, unsigned int __pyx_v_n); /* proto */
-static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_36intersect(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, PyObject *__pyx_v_inp); /* proto */
-static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_38prune(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, PyObject *__pyx_v_beam_alpha, PyObject *__pyx_v_density, PyObject *__pyx_v_kwargs); /* proto */
-static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_40lattice(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self); /* proto */
-static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_42plf(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self); /* proto */
-static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_44reweight(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, PyObject *__pyx_v_weights); /* proto */
+static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_33sample_hypotheses(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, unsigned int __pyx_v_n); /* proto */
+static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_36sample_trees(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, unsigned int __pyx_v_n); /* proto */
+static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_39intersect(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, PyObject *__pyx_v_inp); /* proto */
+static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_41prune(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, PyObject *__pyx_v_beam_alpha, PyObject *__pyx_v_density, PyObject *__pyx_v_kwargs); /* proto */
+static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_43lattice(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_45plf(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_47reweight(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, PyObject *__pyx_v_weights); /* proto */
 static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_5edges___get__(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self); /* proto */
 static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_5nodes___get__(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self); /* proto */
 static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_4goal___get__(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self); /* proto */
 static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_6npaths___get__(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self); /* proto */
-static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_49inside_outside(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self); /* proto */
 static Py_ssize_t __pyx_pf_4cdec_5_cdec_14HypergraphEdge___len__(struct __pyx_obj_4cdec_5_cdec_HypergraphEdge *__pyx_v_self); /* proto */
 static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_9head_node___get__(struct __pyx_obj_4cdec_5_cdec_HypergraphEdge *__pyx_v_self); /* proto */
 static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_10tail_nodes___get__(struct __pyx_obj_4cdec_5_cdec_HypergraphEdge *__pyx_v_self); /* proto */
@@ -2200,7 +2222,7 @@ static void __pyx_pf_4cdec_5_cdec_7Decoder_2__dealloc__(struct __pyx_obj_4cdec_5
 static PyObject *__pyx_pf_4cdec_5_cdec_7Decoder_7weights___get__(struct __pyx_obj_4cdec_5_cdec_Decoder *__pyx_v_self); /* proto */
 static int __pyx_pf_4cdec_5_cdec_7Decoder_7weights_2__set__(struct __pyx_obj_4cdec_5_cdec_Decoder *__pyx_v_self, PyObject *__pyx_v_weights); /* proto */
 static PyObject *__pyx_pf_4cdec_5_cdec_7Decoder_9formalism___get__(struct __pyx_obj_4cdec_5_cdec_Decoder *__pyx_v_self); /* proto */
-static PyObject *__pyx_pf_4cdec_5_cdec_7Decoder_4read_weights(struct __pyx_obj_4cdec_5_cdec_Decoder *__pyx_v_self, PyObject *__pyx_v_weights); /* proto */
+static PyObject *__pyx_pf_4cdec_5_cdec_7Decoder_4read_weights(struct __pyx_obj_4cdec_5_cdec_Decoder *__pyx_v_self, PyObject *__pyx_v_weights, PyObject *__pyx_v_scaling); /* proto */
 static PyObject *__pyx_pf_4cdec_5_cdec_7Decoder_6translate(struct __pyx_obj_4cdec_5_cdec_Decoder *__pyx_v_self, PyObject *__pyx_v_sentence, PyObject *__pyx_v_grammar); /* proto */
 static PyObject *__pyx_tp_new_4cdec_5_cdec_DenseVector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tp_new_4cdec_5_cdec_SparseVector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
@@ -2236,20 +2258,21 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_11_unique_kbest(Py
 static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_12_unique_kbest_trees(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_13_unique_kbest_features(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_14_sample(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_15_sample_trees(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_16___get__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_16_sample_trees(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_17___get__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_18___get__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_19___get__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_20___get__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_21___iter__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_22_todot(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_23_lines(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_24___iter__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_21___get__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_22___iter__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_23_todot(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_24_lines(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_25___iter__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_26__make_config(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_27___init__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_28_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_26___iter__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_27__make_config(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_28___init__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_29_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static char __pyx_k_a[] = "a";
 static char __pyx_k_d[] = "[%d]";
 static char __pyx_k_e[] = "e";
@@ -2343,6 +2366,8 @@ static char __pyx_k_grammar[] = "grammar";
 static char __pyx_k_prepare[] = "__prepare__";
 static char __pyx_k_replace[] = "replace";
 static char __pyx_k_s_s_s_s[] = "%s ||| %s ||| %s ||| %s";
+static char __pyx_k_scaling[] = "scaling";
+static char __pyx_k_weights[] = "weights";
 static char __pyx_k_IBM_BLEU[] = "IBM_BLEU";
 static char __pyx_k_KeyError[] = "KeyError";
 static char __pyx_k_encoding[] = "encoding";
@@ -2389,6 +2414,7 @@ static char __pyx_k_Hypergraph___get[] = "Hypergraph.__get__";
 static char __pyx_k_Hypergraph_kbest[] = "Hypergraph.kbest";
 static char __pyx_k_Hypergraph_sample[] = "Hypergraph.sample";
 static char __pyx_k_node_shape_circle[] = "node [shape=circle];";
+static char __pyx_k_sample_hypotheses[] = "sample_hypotheses";
 static char __pyx_k_DenseVector___iter[] = "DenseVector.__iter__";
 static char __pyx_k_todot_locals_lines[] = "todot.<locals>.lines";
 static char __pyx_k_unique_kbest_trees[] = "unique_kbest_trees";
@@ -2410,12 +2436,15 @@ static char __pyx_k_Hypergraph_kbest_features[] = "Hypergraph.kbest_features";
 static char __pyx_k_csplit_preserve_full_word[] = "csplit_preserve_full_word";
 static char __pyx_k_lattice_index_out_of_range[] = "lattice index out of range";
 static char __pyx_k_Cannot_convert_type_s_to_str[] = "Cannot convert type %s to str";
+static char __pyx_k_Hypergraph_sample_hypotheses[] = "Hypergraph.sample_hypotheses";
 static char __pyx_k_cannot_create_lattice_from_s[] = "cannot create lattice from %s";
 static char __pyx_k_Cannot_translate_input_type_s[] = "Cannot translate input type %s";
 static char __pyx_k_Hypergraph_unique_kbest_trees[] = "Hypergraph.unique_kbest_trees";
+static char __pyx_k_Users_waziz_workspace_mtm14_my[] = "/Users/waziz/workspace/mtm14/my-cdec/python/cdec/lattice.pxi";
 static char __pyx_k_cannot_reweight_hypergraph_with[] = "cannot reweight hypergraph with %s";
-static char __pyx_k_usr0_home_cdyer_cdec_python_cde[] = "/usr0/home/cdyer/cdec/python/cdec/lattice.pxi";
 static char __pyx_k_Hypergraph_unique_kbest_features[] = "Hypergraph.unique_kbest_features";
+static char __pyx_k_Users_waziz_workspace_mtm14_my_2[] = "/Users/waziz/workspace/mtm14/my-cdec/python/cdec/grammar.pxi";
+static char __pyx_k_Users_waziz_workspace_mtm14_my_3[] = "/Users/waziz/workspace/mtm14/my-cdec/python/cdec/_cdec.pyx";
 static char __pyx_k_candidate_set_index_out_of_range[] = "candidate set index out of range";
 static char __pyx_k_cannot_initialize_weights_with_s[] = "cannot initialize weights with %s";
 static char __pyx_k_cannot_intersect_hypergraph_with[] = "cannot intersect hypergraph with %s";
@@ -2424,8 +2453,6 @@ static char __pyx_k_comparison_not_implemented_for_H[] = "comparison not impleme
 static char __pyx_k_comparison_not_implemented_for_S[] = "comparison not implemented for SparseVector";
 static char __pyx_k_sufficient_stats_vector_index_ou[] = "sufficient stats vector index out of range";
 static char __pyx_k_the_grammar_should_contain_TRule[] = "the grammar should contain TRule objects";
-static char __pyx_k_usr0_home_cdyer_cdec_python_cde_2[] = "/usr0/home/cdyer/cdec/python/cdec/grammar.pxi";
-static char __pyx_k_usr0_home_cdyer_cdec_python_cde_3[] = "/usr0/home/cdyer/cdec/python/cdec/_cdec.pyx";
 static char __pyx_k_comparison_not_implemented_for_H_2[] = "comparison not implemented for HypergraphNode";
 static PyObject *__pyx_n_s_BLEU;
 static PyObject *__pyx_n_s_CER;
@@ -2441,6 +2468,7 @@ static PyObject *__pyx_n_s_Hypergraph_kbest;
 static PyObject *__pyx_n_s_Hypergraph_kbest_features;
 static PyObject *__pyx_n_s_Hypergraph_kbest_trees;
 static PyObject *__pyx_n_s_Hypergraph_sample;
+static PyObject *__pyx_n_s_Hypergraph_sample_hypotheses;
 static PyObject *__pyx_n_s_Hypergraph_sample_trees;
 static PyObject *__pyx_n_s_Hypergraph_unique_kbest;
 static PyObject *__pyx_n_s_Hypergraph_unique_kbest_features;
@@ -2460,6 +2488,9 @@ static PyObject *__pyx_n_s_SufficientStats___iter;
 static PyObject *__pyx_n_s_TER;
 static PyObject *__pyx_n_s_TRule___get;
 static PyObject *__pyx_n_s_TypeError;
+static PyObject *__pyx_kp_s_Users_waziz_workspace_mtm14_my;
+static PyObject *__pyx_kp_s_Users_waziz_workspace_mtm14_my_2;
+static PyObject *__pyx_kp_s_Users_waziz_workspace_mtm14_my_3;
 static PyObject *__pyx_n_s_ValueError;
 static PyObject *__pyx_kp_s__10;
 static PyObject *__pyx_kp_s__11;
@@ -2571,7 +2602,9 @@ static PyObject *__pyx_kp_s_s_s_3;
 static PyObject *__pyx_kp_s_s_s_s_s;
 static PyObject *__pyx_n_s_sa;
 static PyObject *__pyx_n_s_sample;
+static PyObject *__pyx_n_s_sample_hypotheses;
 static PyObject *__pyx_n_s_sample_trees;
+static PyObject *__pyx_n_s_scaling;
 static PyObject *__pyx_n_s_scfg;
 static PyObject *__pyx_n_s_score;
 static PyObject *__pyx_n_s_scores;
@@ -2596,13 +2629,12 @@ static PyObject *__pyx_n_s_todot_locals_lines;
 static PyObject *__pyx_n_s_unique_kbest;
 static PyObject *__pyx_n_s_unique_kbest_features;
 static PyObject *__pyx_n_s_unique_kbest_trees;
-static PyObject *__pyx_kp_s_usr0_home_cdyer_cdec_python_cde;
-static PyObject *__pyx_kp_s_usr0_home_cdyer_cdec_python_cde_2;
-static PyObject *__pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3;
 static PyObject *__pyx_n_s_utf8;
 static PyObject *__pyx_n_s_value;
 static PyObject *__pyx_n_s_weight;
+static PyObject *__pyx_n_s_weights;
 static PyObject *__pyx_n_s_yn;
+static PyObject *__pyx_float_1_0;
 static PyObject *__pyx_int_0;
 static PyObject *__pyx_int_1;
 static PyObject *__pyx_tuple_;
@@ -2804,7 +2836,7 @@ static PyObject *__pyx_f_4cdec_5_cdec_as_str(PyObject *__pyx_v_data, struct __py
   return __pyx_r;
 }
 
-/* "vectors.pxi":7
+/* "cdec/vectors.pxi":7
  *     cdef bint owned # if True, do not manage memory
  * 
  *     def __init__(self):             # <<<<<<<<<<<<<<
@@ -2841,7 +2873,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector___init__(struct __pyx_obj_4cdec_5
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "vectors.pxi":9
+  /* "cdec/vectors.pxi":9
  *     def __init__(self):
  *         """DenseVector() -> Dense weight/feature vector."""
  *         self.vector = new vector[weight_t]()             # <<<<<<<<<<<<<<
@@ -2856,7 +2888,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector___init__(struct __pyx_obj_4cdec_5
   }
   __pyx_v_self->vector = __pyx_t_1;
 
-  /* "vectors.pxi":10
+  /* "cdec/vectors.pxi":10
  *         """DenseVector() -> Dense weight/feature vector."""
  *         self.vector = new vector[weight_t]()
  *         self.owned = False             # <<<<<<<<<<<<<<
@@ -2865,7 +2897,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector___init__(struct __pyx_obj_4cdec_5
  */
   __pyx_v_self->owned = 0;
 
-  /* "vectors.pxi":7
+  /* "cdec/vectors.pxi":7
  *     cdef bint owned # if True, do not manage memory
  * 
  *     def __init__(self):             # <<<<<<<<<<<<<<
@@ -2884,7 +2916,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector___init__(struct __pyx_obj_4cdec_5
   return __pyx_r;
 }
 
-/* "vectors.pxi":12
+/* "cdec/vectors.pxi":12
  *         self.owned = False
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -2908,7 +2940,7 @@ static void __pyx_pf_4cdec_5_cdec_11DenseVector_2__dealloc__(struct __pyx_obj_4c
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "vectors.pxi":13
+  /* "cdec/vectors.pxi":13
  * 
  *     def __dealloc__(self):
  *         if not self.owned:             # <<<<<<<<<<<<<<
@@ -2918,7 +2950,7 @@ static void __pyx_pf_4cdec_5_cdec_11DenseVector_2__dealloc__(struct __pyx_obj_4c
   __pyx_t_1 = ((!(__pyx_v_self->owned != 0)) != 0);
   if (__pyx_t_1) {
 
-    /* "vectors.pxi":14
+    /* "cdec/vectors.pxi":14
  *     def __dealloc__(self):
  *         if not self.owned:
  *             del self.vector             # <<<<<<<<<<<<<<
@@ -2930,7 +2962,7 @@ static void __pyx_pf_4cdec_5_cdec_11DenseVector_2__dealloc__(struct __pyx_obj_4c
   }
   __pyx_L3:;
 
-  /* "vectors.pxi":12
+  /* "cdec/vectors.pxi":12
  *         self.owned = False
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -2942,7 +2974,7 @@ static void __pyx_pf_4cdec_5_cdec_11DenseVector_2__dealloc__(struct __pyx_obj_4c
   __Pyx_RefNannyFinishContext();
 }
 
-/* "vectors.pxi":16
+/* "cdec/vectors.pxi":16
  *             del self.vector
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -2968,7 +3000,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_11DenseVector_4__len__(struct __pyx_obj_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "vectors.pxi":17
+  /* "cdec/vectors.pxi":17
  * 
  *     def __len__(self):
  *         return self.vector.size()             # <<<<<<<<<<<<<<
@@ -2978,7 +3010,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_11DenseVector_4__len__(struct __pyx_obj_
   __pyx_r = __pyx_v_self->vector->size();
   goto __pyx_L0;
 
-  /* "vectors.pxi":16
+  /* "cdec/vectors.pxi":16
  *             del self.vector
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -2992,7 +3024,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_11DenseVector_4__len__(struct __pyx_obj_
   return __pyx_r;
 }
 
-/* "vectors.pxi":19
+/* "cdec/vectors.pxi":19
  *         return self.vector.size()
  * 
  *     def __getitem__(self, char* fname):             # <<<<<<<<<<<<<<
@@ -3039,7 +3071,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_6__getitem__(struct __pyx_o
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__getitem__", 0);
 
-  /* "vectors.pxi":20
+  /* "cdec/vectors.pxi":20
  * 
  *     def __getitem__(self, char* fname):
  *         cdef int fid = FDConvert(fname)             # <<<<<<<<<<<<<<
@@ -3048,7 +3080,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_6__getitem__(struct __pyx_o
  */
   __pyx_v_fid = FD::Convert(__pyx_v_fname);
 
-  /* "vectors.pxi":21
+  /* "cdec/vectors.pxi":21
  *     def __getitem__(self, char* fname):
  *         cdef int fid = FDConvert(fname)
  *         if 0 <= fid < self.vector.size():             # <<<<<<<<<<<<<<
@@ -3062,7 +3094,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_6__getitem__(struct __pyx_o
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "vectors.pxi":22
+    /* "cdec/vectors.pxi":22
  *         cdef int fid = FDConvert(fname)
  *         if 0 <= fid < self.vector.size():
  *             return self.vector[0][fid]             # <<<<<<<<<<<<<<
@@ -3077,7 +3109,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_6__getitem__(struct __pyx_o
     goto __pyx_L0;
   }
 
-  /* "vectors.pxi":23
+  /* "cdec/vectors.pxi":23
  *         if 0 <= fid < self.vector.size():
  *             return self.vector[0][fid]
  *         raise KeyError(fname)             # <<<<<<<<<<<<<<
@@ -3098,7 +3130,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_6__getitem__(struct __pyx_o
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   {__pyx_filename = __pyx_f[1]; __pyx_lineno = 23; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "vectors.pxi":19
+  /* "cdec/vectors.pxi":19
  *         return self.vector.size()
  * 
  *     def __getitem__(self, char* fname):             # <<<<<<<<<<<<<<
@@ -3118,7 +3150,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_6__getitem__(struct __pyx_o
   return __pyx_r;
 }
 
-/* "vectors.pxi":25
+/* "cdec/vectors.pxi":25
  *         raise KeyError(fname)
  * 
  *     def __setitem__(self, char* fname, float value):             # <<<<<<<<<<<<<<
@@ -3168,7 +3200,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector_8__setitem__(struct __pyx_obj_4cd
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__setitem__", 0);
 
-  /* "vectors.pxi":26
+  /* "cdec/vectors.pxi":26
  * 
  *     def __setitem__(self, char* fname, float value):
  *         cdef int fid = FDConvert(fname)             # <<<<<<<<<<<<<<
@@ -3177,7 +3209,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector_8__setitem__(struct __pyx_obj_4cd
  */
   __pyx_v_fid = FD::Convert(__pyx_v_fname);
 
-  /* "vectors.pxi":27
+  /* "cdec/vectors.pxi":27
  *     def __setitem__(self, char* fname, float value):
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)             # <<<<<<<<<<<<<<
@@ -3201,7 +3233,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector_8__setitem__(struct __pyx_obj_4cd
     {__pyx_filename = __pyx_f[1]; __pyx_lineno = 27; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "vectors.pxi":28
+  /* "cdec/vectors.pxi":28
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)
  *         if self.vector.size() <= fid:             # <<<<<<<<<<<<<<
@@ -3211,7 +3243,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector_8__setitem__(struct __pyx_obj_4cd
   __pyx_t_1 = ((__pyx_v_self->vector->size() <= __pyx_v_fid) != 0);
   if (__pyx_t_1) {
 
-    /* "vectors.pxi":29
+    /* "cdec/vectors.pxi":29
  *         if fid < 0: raise KeyError(fname)
  *         if self.vector.size() <= fid:
  *             self.vector.resize(fid + 1)             # <<<<<<<<<<<<<<
@@ -3223,7 +3255,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector_8__setitem__(struct __pyx_obj_4cd
   }
   __pyx_L4:;
 
-  /* "vectors.pxi":30
+  /* "cdec/vectors.pxi":30
  *         if self.vector.size() <= fid:
  *             self.vector.resize(fid + 1)
  *         self.vector[0][fid] = value             # <<<<<<<<<<<<<<
@@ -3232,7 +3264,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector_8__setitem__(struct __pyx_obj_4cd
  */
   ((__pyx_v_self->vector[0])[__pyx_v_fid]) = __pyx_v_value;
 
-  /* "vectors.pxi":25
+  /* "cdec/vectors.pxi":25
  *         raise KeyError(fname)
  * 
  *     def __setitem__(self, char* fname, float value):             # <<<<<<<<<<<<<<
@@ -3254,7 +3286,7 @@ static int __pyx_pf_4cdec_5_cdec_11DenseVector_8__setitem__(struct __pyx_obj_4cd
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_11DenseVector_12generator(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "vectors.pxi":32
+/* "cdec/vectors.pxi":32
  *         self.vector[0][fid] = value
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -3333,7 +3365,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_11DenseVector_12generator(__pyx_Generator
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "vectors.pxi":34
+  /* "cdec/vectors.pxi":34
  *     def __iter__(self):
  *         cdef unsigned fid
  *         for fid in range(1, self.vector.size()):             # <<<<<<<<<<<<<<
@@ -3344,7 +3376,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_11DenseVector_12generator(__pyx_Generator
   for (__pyx_t_2 = 1; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_fid = __pyx_t_2;
 
-    /* "vectors.pxi":35
+    /* "cdec/vectors.pxi":35
  *         cdef unsigned fid
  *         for fid in range(1, self.vector.size()):
  *             yield str(FDConvert(fid).c_str()), self.vector[0][fid]             # <<<<<<<<<<<<<<
@@ -3386,7 +3418,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_11DenseVector_12generator(__pyx_Generator
     if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 35; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "vectors.pxi":32
+  /* "cdec/vectors.pxi":32
  *         self.vector[0][fid] = value
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -3410,7 +3442,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_11DenseVector_12generator(__pyx_Generator
   return NULL;
 }
 
-/* "vectors.pxi":37
+/* "cdec/vectors.pxi":37
  *             yield str(FDConvert(fid).c_str()), self.vector[0][fid]
  * 
  *     def dot(self, SparseVector other):             # <<<<<<<<<<<<<<
@@ -3452,7 +3484,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_13dot(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("dot", 0);
 
-  /* "vectors.pxi":39
+  /* "cdec/vectors.pxi":39
  *     def dot(self, SparseVector other):
  *         """vector.dot(SparseVector other) -> Dot product of the two vectors."""
  *         return other.dot(self)             # <<<<<<<<<<<<<<
@@ -3491,7 +3523,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_13dot(struct __pyx_obj_4cde
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "vectors.pxi":37
+  /* "cdec/vectors.pxi":37
  *             yield str(FDConvert(fid).c_str()), self.vector[0][fid]
  * 
  *     def dot(self, SparseVector other):             # <<<<<<<<<<<<<<
@@ -3513,7 +3545,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_13dot(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "vectors.pxi":41
+/* "cdec/vectors.pxi":41
  *         return other.dot(self)
  * 
  *     def tosparse(self):             # <<<<<<<<<<<<<<
@@ -3545,7 +3577,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_15tosparse(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("tosparse", 0);
 
-  /* "vectors.pxi":43
+  /* "cdec/vectors.pxi":43
  *     def tosparse(self):
  *         """vector.tosparse() -> Equivalent SparseVector."""
  *         cdef SparseVector sparse = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -3558,7 +3590,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_15tosparse(struct __pyx_obj
   __pyx_v_sparse = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "vectors.pxi":44
+  /* "cdec/vectors.pxi":44
  *         """vector.tosparse() -> Equivalent SparseVector."""
  *         cdef SparseVector sparse = SparseVector.__new__(SparseVector)
  *         sparse.vector = new FastSparseVector[weight_t]()             # <<<<<<<<<<<<<<
@@ -3567,7 +3599,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_15tosparse(struct __pyx_obj
  */
   __pyx_v_sparse->vector = new FastSparseVector<weight_t> ();
 
-  /* "vectors.pxi":45
+  /* "cdec/vectors.pxi":45
  *         cdef SparseVector sparse = SparseVector.__new__(SparseVector)
  *         sparse.vector = new FastSparseVector[weight_t]()
  *         InitSparseVector(self.vector[0], sparse.vector)             # <<<<<<<<<<<<<<
@@ -3576,7 +3608,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_15tosparse(struct __pyx_obj
  */
   Weights::InitSparseVector((__pyx_v_self->vector[0]), __pyx_v_sparse->vector);
 
-  /* "vectors.pxi":46
+  /* "cdec/vectors.pxi":46
  *         sparse.vector = new FastSparseVector[weight_t]()
  *         InitSparseVector(self.vector[0], sparse.vector)
  *         return sparse             # <<<<<<<<<<<<<<
@@ -3588,7 +3620,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_15tosparse(struct __pyx_obj
   __pyx_r = ((PyObject *)__pyx_v_sparse);
   goto __pyx_L0;
 
-  /* "vectors.pxi":41
+  /* "cdec/vectors.pxi":41
  *         return other.dot(self)
  * 
  *     def tosparse(self):             # <<<<<<<<<<<<<<
@@ -3608,7 +3640,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_11DenseVector_15tosparse(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "vectors.pxi":51
+/* "cdec/vectors.pxi":51
  *     cdef FastSparseVector[weight_t]* vector
  * 
  *     def __init__(self):             # <<<<<<<<<<<<<<
@@ -3641,7 +3673,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector___init__(struct __pyx_obj_4cdec_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "vectors.pxi":53
+  /* "cdec/vectors.pxi":53
  *     def __init__(self):
  *         """SparseVector() -> Sparse feature/weight vector."""
  *         self.vector = new FastSparseVector[weight_t]()             # <<<<<<<<<<<<<<
@@ -3650,7 +3682,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector___init__(struct __pyx_obj_4cdec_
  */
   __pyx_v_self->vector = new FastSparseVector<weight_t> ();
 
-  /* "vectors.pxi":51
+  /* "cdec/vectors.pxi":51
  *     cdef FastSparseVector[weight_t]* vector
  * 
  *     def __init__(self):             # <<<<<<<<<<<<<<
@@ -3664,7 +3696,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector___init__(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "vectors.pxi":55
+/* "cdec/vectors.pxi":55
  *         self.vector = new FastSparseVector[weight_t]()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -3687,7 +3719,7 @@ static void __pyx_pf_4cdec_5_cdec_12SparseVector_2__dealloc__(struct __pyx_obj_4
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "vectors.pxi":56
+  /* "cdec/vectors.pxi":56
  * 
  *     def __dealloc__(self):
  *         del self.vector             # <<<<<<<<<<<<<<
@@ -3696,7 +3728,7 @@ static void __pyx_pf_4cdec_5_cdec_12SparseVector_2__dealloc__(struct __pyx_obj_4
  */
   delete __pyx_v_self->vector;
 
-  /* "vectors.pxi":55
+  /* "cdec/vectors.pxi":55
  *         self.vector = new FastSparseVector[weight_t]()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -3708,7 +3740,7 @@ static void __pyx_pf_4cdec_5_cdec_12SparseVector_2__dealloc__(struct __pyx_obj_4
   __Pyx_RefNannyFinishContext();
 }
 
-/* "vectors.pxi":58
+/* "cdec/vectors.pxi":58
  *         del self.vector
  * 
  *     def copy(self):             # <<<<<<<<<<<<<<
@@ -3739,7 +3771,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_4copy(struct __pyx_obj_4cd
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("copy", 0);
 
-  /* "vectors.pxi":60
+  /* "cdec/vectors.pxi":60
  *     def copy(self):
  *         """vector.copy() -> SparseVector copy."""
  *         return self * 1             # <<<<<<<<<<<<<<
@@ -3753,7 +3785,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_4copy(struct __pyx_obj_4cd
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "vectors.pxi":58
+  /* "cdec/vectors.pxi":58
  *         del self.vector
  * 
  *     def copy(self):             # <<<<<<<<<<<<<<
@@ -3772,7 +3804,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_4copy(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "vectors.pxi":62
+/* "cdec/vectors.pxi":62
  *         return self * 1
  * 
  *     def __getitem__(self, char* fname):             # <<<<<<<<<<<<<<
@@ -3818,7 +3850,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_6__getitem__(struct __pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__getitem__", 0);
 
-  /* "vectors.pxi":63
+  /* "cdec/vectors.pxi":63
  * 
  *     def __getitem__(self, char* fname):
  *         cdef int fid = FDConvert(fname)             # <<<<<<<<<<<<<<
@@ -3827,7 +3859,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_6__getitem__(struct __pyx_
  */
   __pyx_v_fid = FD::Convert(__pyx_v_fname);
 
-  /* "vectors.pxi":64
+  /* "cdec/vectors.pxi":64
  *     def __getitem__(self, char* fname):
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)             # <<<<<<<<<<<<<<
@@ -3851,7 +3883,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_6__getitem__(struct __pyx_
     {__pyx_filename = __pyx_f[1]; __pyx_lineno = 64; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "vectors.pxi":65
+  /* "cdec/vectors.pxi":65
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)
  *         return self.vector.value(fid)             # <<<<<<<<<<<<<<
@@ -3865,7 +3897,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_6__getitem__(struct __pyx_
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "vectors.pxi":62
+  /* "cdec/vectors.pxi":62
  *         return self * 1
  * 
  *     def __getitem__(self, char* fname):             # <<<<<<<<<<<<<<
@@ -3885,7 +3917,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_6__getitem__(struct __pyx_
   return __pyx_r;
 }
 
-/* "vectors.pxi":67
+/* "cdec/vectors.pxi":67
  *         return self.vector.value(fid)
  * 
  *     def __setitem__(self, char* fname, float value):             # <<<<<<<<<<<<<<
@@ -3935,7 +3967,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector_8__setitem__(struct __pyx_obj_4c
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__setitem__", 0);
 
-  /* "vectors.pxi":68
+  /* "cdec/vectors.pxi":68
  * 
  *     def __setitem__(self, char* fname, float value):
  *         cdef int fid = FDConvert(fname)             # <<<<<<<<<<<<<<
@@ -3944,7 +3976,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector_8__setitem__(struct __pyx_obj_4c
  */
   __pyx_v_fid = FD::Convert(__pyx_v_fname);
 
-  /* "vectors.pxi":69
+  /* "cdec/vectors.pxi":69
  *     def __setitem__(self, char* fname, float value):
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)             # <<<<<<<<<<<<<<
@@ -3968,7 +4000,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector_8__setitem__(struct __pyx_obj_4c
     {__pyx_filename = __pyx_f[1]; __pyx_lineno = 69; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "vectors.pxi":70
+  /* "cdec/vectors.pxi":70
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)
  *         self.vector.set_value(fid, value)             # <<<<<<<<<<<<<<
@@ -3977,7 +4009,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector_8__setitem__(struct __pyx_obj_4c
  */
   __pyx_v_self->vector->set_value(__pyx_v_fid, __pyx_v_value);
 
-  /* "vectors.pxi":67
+  /* "cdec/vectors.pxi":67
  *         return self.vector.value(fid)
  * 
  *     def __setitem__(self, char* fname, float value):             # <<<<<<<<<<<<<<
@@ -3999,7 +4031,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector_8__setitem__(struct __pyx_obj_4c
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_12SparseVector_12generator1(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "vectors.pxi":72
+/* "cdec/vectors.pxi":72
  *         self.vector.set_value(fid, value)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -4087,7 +4119,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12SparseVector_12generator1(__pyx_Generat
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "vectors.pxi":73
+  /* "cdec/vectors.pxi":73
  * 
  *     def __iter__(self):
  *         cdef FastSparseVector[weight_t].const_iterator* it = new FastSparseVector[weight_t].const_iterator(self.vector[0], False)             # <<<<<<<<<<<<<<
@@ -4096,7 +4128,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12SparseVector_12generator1(__pyx_Generat
  */
   __pyx_cur_scope->__pyx_v_it = new FastSparseVector<weight_t> ::const_iterator((__pyx_cur_scope->__pyx_v_self->vector[0]), 0);
 
-  /* "vectors.pxi":75
+  /* "cdec/vectors.pxi":75
  *         cdef FastSparseVector[weight_t].const_iterator* it = new FastSparseVector[weight_t].const_iterator(self.vector[0], False)
  *         cdef unsigned i
  *         try:             # <<<<<<<<<<<<<<
@@ -4105,7 +4137,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12SparseVector_12generator1(__pyx_Generat
  */
   /*try:*/ {
 
-    /* "vectors.pxi":76
+    /* "cdec/vectors.pxi":76
  *         cdef unsigned i
  *         try:
  *             for i in range(self.vector.size()):             # <<<<<<<<<<<<<<
@@ -4116,7 +4148,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12SparseVector_12generator1(__pyx_Generat
     for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
       __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-      /* "vectors.pxi":77
+      /* "cdec/vectors.pxi":77
  *         try:
  *             for i in range(self.vector.size()):
  *                 yield (str(FDConvert(it[0].ptr().first).c_str()), it[0].ptr().second)             # <<<<<<<<<<<<<<
@@ -4157,7 +4189,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12SparseVector_12generator1(__pyx_Generat
       __pyx_t_2 = __pyx_cur_scope->__pyx_t_1;
       if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 77; __pyx_clineno = __LINE__; goto __pyx_L5_error;}
 
-      /* "vectors.pxi":78
+      /* "cdec/vectors.pxi":78
  *             for i in range(self.vector.size()):
  *                 yield (str(FDConvert(it[0].ptr().first).c_str()), it[0].ptr().second)
  *                 pinc(it[0]) # ++it             # <<<<<<<<<<<<<<
@@ -4168,7 +4200,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12SparseVector_12generator1(__pyx_Generat
     }
   }
 
-  /* "vectors.pxi":80
+  /* "cdec/vectors.pxi":80
  *                 pinc(it[0]) # ++it
  *         finally:
  *             del it             # <<<<<<<<<<<<<<
@@ -4215,7 +4247,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12SparseVector_12generator1(__pyx_Generat
     __pyx_L6:;
   }
 
-  /* "vectors.pxi":72
+  /* "cdec/vectors.pxi":72
  *         self.vector.set_value(fid, value)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -4239,7 +4271,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12SparseVector_12generator1(__pyx_Generat
   return NULL;
 }
 
-/* "vectors.pxi":82
+/* "cdec/vectors.pxi":82
  *             del it
  * 
  *     def dot(self, other):             # <<<<<<<<<<<<<<
@@ -4273,7 +4305,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_13dot(struct __pyx_obj_4cd
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("dot", 0);
 
-  /* "vectors.pxi":84
+  /* "cdec/vectors.pxi":84
  *     def dot(self, other):
  *         """vector.dot(SparseVector/DenseVector other) -> Dot product of the two vectors."""
  *         if isinstance(other, DenseVector):             # <<<<<<<<<<<<<<
@@ -4284,7 +4316,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_13dot(struct __pyx_obj_4cd
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "vectors.pxi":85
+    /* "cdec/vectors.pxi":85
  *         """vector.dot(SparseVector/DenseVector other) -> Dot product of the two vectors."""
  *         if isinstance(other, DenseVector):
  *             return self.vector.dot((<DenseVector> other).vector[0])             # <<<<<<<<<<<<<<
@@ -4299,7 +4331,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_13dot(struct __pyx_obj_4cd
     goto __pyx_L0;
   }
 
-  /* "vectors.pxi":86
+  /* "cdec/vectors.pxi":86
  *         if isinstance(other, DenseVector):
  *             return self.vector.dot((<DenseVector> other).vector[0])
  *         elif isinstance(other, SparseVector):             # <<<<<<<<<<<<<<
@@ -4310,7 +4342,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_13dot(struct __pyx_obj_4cd
   __pyx_t_1 = (__pyx_t_2 != 0);
   if (__pyx_t_1) {
 
-    /* "vectors.pxi":87
+    /* "cdec/vectors.pxi":87
  *             return self.vector.dot((<DenseVector> other).vector[0])
  *         elif isinstance(other, SparseVector):
  *             return self.vector.dot((<SparseVector> other).vector[0])             # <<<<<<<<<<<<<<
@@ -4325,7 +4357,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_13dot(struct __pyx_obj_4cd
     goto __pyx_L0;
   }
 
-  /* "vectors.pxi":88
+  /* "cdec/vectors.pxi":88
  *         elif isinstance(other, SparseVector):
  *             return self.vector.dot((<SparseVector> other).vector[0])
  *         raise TypeError('cannot take the dot product of %s and SparseVector' % type(other))             # <<<<<<<<<<<<<<
@@ -4346,7 +4378,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_13dot(struct __pyx_obj_4cd
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   {__pyx_filename = __pyx_f[1]; __pyx_lineno = 88; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "vectors.pxi":82
+  /* "cdec/vectors.pxi":82
  *             del it
  * 
  *     def dot(self, other):             # <<<<<<<<<<<<<<
@@ -4366,7 +4398,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_13dot(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "vectors.pxi":90
+/* "cdec/vectors.pxi":90
  *         raise TypeError('cannot take the dot product of %s and SparseVector' % type(other))
  * 
  *     def __richcmp__(SparseVector x, SparseVector y, int op):             # <<<<<<<<<<<<<<
@@ -4406,7 +4438,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_15__richcmp__(struct __pyx
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__richcmp__", 0);
 
-  /* "vectors.pxi":93
+  /* "cdec/vectors.pxi":93
  *         if op == 2: # ==
  *             return x.vector[0] == y.vector[0]
  *         elif op == 3: # !=             # <<<<<<<<<<<<<<
@@ -4415,7 +4447,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_15__richcmp__(struct __pyx
  */
   switch (__pyx_v_op) {
 
-    /* "vectors.pxi":91
+    /* "cdec/vectors.pxi":91
  * 
  *     def __richcmp__(SparseVector x, SparseVector y, int op):
  *         if op == 2: # ==             # <<<<<<<<<<<<<<
@@ -4424,7 +4456,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_15__richcmp__(struct __pyx
  */
     case 2:
 
-    /* "vectors.pxi":92
+    /* "cdec/vectors.pxi":92
  *     def __richcmp__(SparseVector x, SparseVector y, int op):
  *         if op == 2: # ==
  *             return x.vector[0] == y.vector[0]             # <<<<<<<<<<<<<<
@@ -4439,7 +4471,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_15__richcmp__(struct __pyx
     goto __pyx_L0;
     break;
 
-    /* "vectors.pxi":93
+    /* "cdec/vectors.pxi":93
  *         if op == 2: # ==
  *             return x.vector[0] == y.vector[0]
  *         elif op == 3: # !=             # <<<<<<<<<<<<<<
@@ -4448,7 +4480,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_15__richcmp__(struct __pyx
  */
     case 3:
 
-    /* "vectors.pxi":94
+    /* "cdec/vectors.pxi":94
  *             return x.vector[0] == y.vector[0]
  *         elif op == 3: # !=
  *             return not (x == y)             # <<<<<<<<<<<<<<
@@ -4468,7 +4500,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_15__richcmp__(struct __pyx
     default: break;
   }
 
-  /* "vectors.pxi":95
+  /* "cdec/vectors.pxi":95
  *         elif op == 3: # !=
  *             return not (x == y)
  *         raise NotImplemented('comparison not implemented for SparseVector')             # <<<<<<<<<<<<<<
@@ -4481,7 +4513,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_15__richcmp__(struct __pyx
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   {__pyx_filename = __pyx_f[1]; __pyx_lineno = 95; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "vectors.pxi":90
+  /* "cdec/vectors.pxi":90
  *         raise TypeError('cannot take the dot product of %s and SparseVector' % type(other))
  * 
  *     def __richcmp__(SparseVector x, SparseVector y, int op):             # <<<<<<<<<<<<<<
@@ -4500,7 +4532,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_15__richcmp__(struct __pyx
   return __pyx_r;
 }
 
-/* "vectors.pxi":97
+/* "cdec/vectors.pxi":97
  *         raise NotImplemented('comparison not implemented for SparseVector')
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -4526,7 +4558,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_12SparseVector_17__len__(struct __pyx_ob
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "vectors.pxi":98
+  /* "cdec/vectors.pxi":98
  * 
  *     def __len__(self):
  *         return self.vector.size()             # <<<<<<<<<<<<<<
@@ -4536,7 +4568,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_12SparseVector_17__len__(struct __pyx_ob
   __pyx_r = __pyx_v_self->vector->size();
   goto __pyx_L0;
 
-  /* "vectors.pxi":97
+  /* "cdec/vectors.pxi":97
  *         raise NotImplemented('comparison not implemented for SparseVector')
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -4550,7 +4582,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_12SparseVector_17__len__(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "vectors.pxi":100
+/* "cdec/vectors.pxi":100
  *         return self.vector.size()
  * 
  *     def __contains__(self, char* fname):             # <<<<<<<<<<<<<<
@@ -4589,7 +4621,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector_19__contains__(struct __pyx_obj_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__contains__", 0);
 
-  /* "vectors.pxi":101
+  /* "cdec/vectors.pxi":101
  * 
  *     def __contains__(self, char* fname):
  *         return self.vector.nonzero(FDConvert(fname))             # <<<<<<<<<<<<<<
@@ -4599,7 +4631,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector_19__contains__(struct __pyx_obj_
   __pyx_r = __pyx_v_self->vector->nonzero(FD::Convert(__pyx_v_fname));
   goto __pyx_L0;
 
-  /* "vectors.pxi":100
+  /* "cdec/vectors.pxi":100
  *         return self.vector.size()
  * 
  *     def __contains__(self, char* fname):             # <<<<<<<<<<<<<<
@@ -4613,7 +4645,7 @@ static int __pyx_pf_4cdec_5_cdec_12SparseVector_19__contains__(struct __pyx_obj_
   return __pyx_r;
 }
 
-/* "vectors.pxi":103
+/* "cdec/vectors.pxi":103
  *         return self.vector.nonzero(FDConvert(fname))
  * 
  *     def __neg__(self):             # <<<<<<<<<<<<<<
@@ -4644,7 +4676,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_21__neg__(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__neg__", 0);
 
-  /* "vectors.pxi":104
+  /* "cdec/vectors.pxi":104
  * 
  *     def __neg__(self):
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -4657,7 +4689,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_21__neg__(struct __pyx_obj
   __pyx_v_result = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "vectors.pxi":105
+  /* "cdec/vectors.pxi":105
  *     def __neg__(self):
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
  *         result.vector = new FastSparseVector[weight_t](self.vector[0])             # <<<<<<<<<<<<<<
@@ -4666,7 +4698,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_21__neg__(struct __pyx_obj
  */
   __pyx_v_result->vector = new FastSparseVector<weight_t> ((__pyx_v_self->vector[0]));
 
-  /* "vectors.pxi":106
+  /* "cdec/vectors.pxi":106
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
  *         result.vector = new FastSparseVector[weight_t](self.vector[0])
  *         result.vector[0] *= -1.0             # <<<<<<<<<<<<<<
@@ -4675,7 +4707,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_21__neg__(struct __pyx_obj
  */
   (__pyx_v_result->vector[0]) *= -1.0;
 
-  /* "vectors.pxi":107
+  /* "cdec/vectors.pxi":107
  *         result.vector = new FastSparseVector[weight_t](self.vector[0])
  *         result.vector[0] *= -1.0
  *         return result             # <<<<<<<<<<<<<<
@@ -4687,7 +4719,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_21__neg__(struct __pyx_obj
   __pyx_r = ((PyObject *)__pyx_v_result);
   goto __pyx_L0;
 
-  /* "vectors.pxi":103
+  /* "cdec/vectors.pxi":103
  *         return self.vector.nonzero(FDConvert(fname))
  * 
  *     def __neg__(self):             # <<<<<<<<<<<<<<
@@ -4707,7 +4739,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_21__neg__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "vectors.pxi":109
+/* "cdec/vectors.pxi":109
  *         return result
  * 
  *     def __iadd__(SparseVector self, SparseVector other):             # <<<<<<<<<<<<<<
@@ -4741,7 +4773,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_23__iadd__(struct __pyx_ob
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__iadd__", 0);
 
-  /* "vectors.pxi":110
+  /* "cdec/vectors.pxi":110
  * 
  *     def __iadd__(SparseVector self, SparseVector other):
  *         self.vector[0] += other.vector[0]             # <<<<<<<<<<<<<<
@@ -4750,7 +4782,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_23__iadd__(struct __pyx_ob
  */
   (__pyx_v_self->vector[0]) += (__pyx_v_other->vector[0]);
 
-  /* "vectors.pxi":111
+  /* "cdec/vectors.pxi":111
  *     def __iadd__(SparseVector self, SparseVector other):
  *         self.vector[0] += other.vector[0]
  *         return self             # <<<<<<<<<<<<<<
@@ -4762,7 +4794,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_23__iadd__(struct __pyx_ob
   __pyx_r = ((PyObject *)__pyx_v_self);
   goto __pyx_L0;
 
-  /* "vectors.pxi":109
+  /* "cdec/vectors.pxi":109
  *         return result
  * 
  *     def __iadd__(SparseVector self, SparseVector other):             # <<<<<<<<<<<<<<
@@ -4777,7 +4809,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_23__iadd__(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "vectors.pxi":113
+/* "cdec/vectors.pxi":113
  *         return self
  * 
  *     def __isub__(SparseVector self, SparseVector other):             # <<<<<<<<<<<<<<
@@ -4811,7 +4843,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_25__isub__(struct __pyx_ob
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__isub__", 0);
 
-  /* "vectors.pxi":114
+  /* "cdec/vectors.pxi":114
  * 
  *     def __isub__(SparseVector self, SparseVector other):
  *         self.vector[0] -= other.vector[0]             # <<<<<<<<<<<<<<
@@ -4820,7 +4852,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_25__isub__(struct __pyx_ob
  */
   (__pyx_v_self->vector[0]) -= (__pyx_v_other->vector[0]);
 
-  /* "vectors.pxi":115
+  /* "cdec/vectors.pxi":115
  *     def __isub__(SparseVector self, SparseVector other):
  *         self.vector[0] -= other.vector[0]
  *         return self             # <<<<<<<<<<<<<<
@@ -4832,7 +4864,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_25__isub__(struct __pyx_ob
   __pyx_r = ((PyObject *)__pyx_v_self);
   goto __pyx_L0;
 
-  /* "vectors.pxi":113
+  /* "cdec/vectors.pxi":113
  *         return self
  * 
  *     def __isub__(SparseVector self, SparseVector other):             # <<<<<<<<<<<<<<
@@ -4847,7 +4879,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_25__isub__(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "vectors.pxi":117
+/* "cdec/vectors.pxi":117
  *         return self
  * 
  *     def __imul__(SparseVector self, float scalar):             # <<<<<<<<<<<<<<
@@ -4886,7 +4918,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_27__imul__(struct __pyx_ob
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__imul__", 0);
 
-  /* "vectors.pxi":118
+  /* "cdec/vectors.pxi":118
  * 
  *     def __imul__(SparseVector self, float scalar):
  *         self.vector[0] *= scalar             # <<<<<<<<<<<<<<
@@ -4895,7 +4927,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_27__imul__(struct __pyx_ob
  */
   (__pyx_v_self->vector[0]) *= __pyx_v_scalar;
 
-  /* "vectors.pxi":119
+  /* "cdec/vectors.pxi":119
  *     def __imul__(SparseVector self, float scalar):
  *         self.vector[0] *= scalar
  *         return self             # <<<<<<<<<<<<<<
@@ -4907,7 +4939,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_27__imul__(struct __pyx_ob
   __pyx_r = ((PyObject *)__pyx_v_self);
   goto __pyx_L0;
 
-  /* "vectors.pxi":117
+  /* "cdec/vectors.pxi":117
  *         return self
  * 
  *     def __imul__(SparseVector self, float scalar):             # <<<<<<<<<<<<<<
@@ -4922,7 +4954,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_27__imul__(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "vectors.pxi":121
+/* "cdec/vectors.pxi":121
  *         return self
  * 
  *     def __idiv__(SparseVector self, float scalar):             # <<<<<<<<<<<<<<
@@ -4964,7 +4996,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_29__idiv__(struct __pyx_ob
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__idiv__", 0);
 
-  /* "vectors.pxi":122
+  /* "cdec/vectors.pxi":122
  * 
  *     def __idiv__(SparseVector self, float scalar):
  *         self.vector[0] /= scalar             # <<<<<<<<<<<<<<
@@ -4973,7 +5005,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_29__idiv__(struct __pyx_ob
  */
   (__pyx_v_self->vector[0]) /= __pyx_v_scalar;
 
-  /* "vectors.pxi":123
+  /* "cdec/vectors.pxi":123
  *     def __idiv__(SparseVector self, float scalar):
  *         self.vector[0] /= scalar
  *         return self             # <<<<<<<<<<<<<<
@@ -4985,7 +5017,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_29__idiv__(struct __pyx_ob
   __pyx_r = ((PyObject *)__pyx_v_self);
   goto __pyx_L0;
 
-  /* "vectors.pxi":121
+  /* "cdec/vectors.pxi":121
  *         return self
  * 
  *     def __idiv__(SparseVector self, float scalar):             # <<<<<<<<<<<<<<
@@ -5001,7 +5033,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_29__idiv__(struct __pyx_ob
 }
 #endif /*!(#if PY_MAJOR_VERSION < 3)*/
 
-/* "vectors.pxi":125
+/* "cdec/vectors.pxi":125
  *         return self
  * 
  *     def __add__(SparseVector x, SparseVector y):             # <<<<<<<<<<<<<<
@@ -5041,7 +5073,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_31__add__(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__add__", 0);
 
-  /* "vectors.pxi":126
+  /* "cdec/vectors.pxi":126
  * 
  *     def __add__(SparseVector x, SparseVector y):
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -5054,7 +5086,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_31__add__(struct __pyx_obj
   __pyx_v_result = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "vectors.pxi":127
+  /* "cdec/vectors.pxi":127
  *     def __add__(SparseVector x, SparseVector y):
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
  *         result.vector = new FastSparseVector[weight_t](x.vector[0] + y.vector[0])             # <<<<<<<<<<<<<<
@@ -5063,7 +5095,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_31__add__(struct __pyx_obj
  */
   __pyx_v_result->vector = new FastSparseVector<weight_t> (((__pyx_v_x->vector[0]) + (__pyx_v_y->vector[0])));
 
-  /* "vectors.pxi":128
+  /* "cdec/vectors.pxi":128
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
  *         result.vector = new FastSparseVector[weight_t](x.vector[0] + y.vector[0])
  *         return result             # <<<<<<<<<<<<<<
@@ -5075,7 +5107,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_31__add__(struct __pyx_obj
   __pyx_r = ((PyObject *)__pyx_v_result);
   goto __pyx_L0;
 
-  /* "vectors.pxi":125
+  /* "cdec/vectors.pxi":125
  *         return self
  * 
  *     def __add__(SparseVector x, SparseVector y):             # <<<<<<<<<<<<<<
@@ -5095,7 +5127,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_31__add__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "vectors.pxi":130
+/* "cdec/vectors.pxi":130
  *         return result
  * 
  *     def __sub__(SparseVector x, SparseVector y):             # <<<<<<<<<<<<<<
@@ -5135,7 +5167,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_33__sub__(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__sub__", 0);
 
-  /* "vectors.pxi":131
+  /* "cdec/vectors.pxi":131
  * 
  *     def __sub__(SparseVector x, SparseVector y):
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -5148,7 +5180,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_33__sub__(struct __pyx_obj
   __pyx_v_result = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "vectors.pxi":132
+  /* "cdec/vectors.pxi":132
  *     def __sub__(SparseVector x, SparseVector y):
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
  *         result.vector = new FastSparseVector[weight_t](x.vector[0] - y.vector[0])             # <<<<<<<<<<<<<<
@@ -5157,7 +5189,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_33__sub__(struct __pyx_obj
  */
   __pyx_v_result->vector = new FastSparseVector<weight_t> (((__pyx_v_x->vector[0]) - (__pyx_v_y->vector[0])));
 
-  /* "vectors.pxi":133
+  /* "cdec/vectors.pxi":133
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
  *         result.vector = new FastSparseVector[weight_t](x.vector[0] - y.vector[0])
  *         return result             # <<<<<<<<<<<<<<
@@ -5169,7 +5201,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_33__sub__(struct __pyx_obj
   __pyx_r = ((PyObject *)__pyx_v_result);
   goto __pyx_L0;
 
-  /* "vectors.pxi":130
+  /* "cdec/vectors.pxi":130
  *         return result
  * 
  *     def __sub__(SparseVector x, SparseVector y):             # <<<<<<<<<<<<<<
@@ -5189,7 +5221,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_33__sub__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "vectors.pxi":135
+/* "cdec/vectors.pxi":135
  *         return result
  * 
  *     def __mul__(x, y):             # <<<<<<<<<<<<<<
@@ -5225,7 +5257,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_35__mul__(PyObject *__pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__mul__", 0);
 
-  /* "vectors.pxi":138
+  /* "cdec/vectors.pxi":138
  *         cdef SparseVector vector
  *         cdef float scalar
  *         if isinstance(x, SparseVector): vector, scalar = x, y             # <<<<<<<<<<<<<<
@@ -5246,7 +5278,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_35__mul__(PyObject *__pyx_
   }
   /*else*/ {
 
-    /* "vectors.pxi":139
+    /* "cdec/vectors.pxi":139
  *         cdef float scalar
  *         if isinstance(x, SparseVector): vector, scalar = x, y
  *         else: vector, scalar = y, x             # <<<<<<<<<<<<<<
@@ -5263,7 +5295,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_35__mul__(PyObject *__pyx_
   }
   __pyx_L3:;
 
-  /* "vectors.pxi":140
+  /* "cdec/vectors.pxi":140
  *         if isinstance(x, SparseVector): vector, scalar = x, y
  *         else: vector, scalar = y, x
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -5276,7 +5308,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_35__mul__(PyObject *__pyx_
   __pyx_v_result = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "vectors.pxi":141
+  /* "cdec/vectors.pxi":141
  *         else: vector, scalar = y, x
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
  *         result.vector = new FastSparseVector[weight_t](vector.vector[0] * scalar)             # <<<<<<<<<<<<<<
@@ -5285,7 +5317,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_35__mul__(PyObject *__pyx_
  */
   __pyx_v_result->vector = new FastSparseVector<weight_t> (((__pyx_v_vector->vector[0]) * __pyx_v_scalar));
 
-  /* "vectors.pxi":142
+  /* "cdec/vectors.pxi":142
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
  *         result.vector = new FastSparseVector[weight_t](vector.vector[0] * scalar)
  *         return result             # <<<<<<<<<<<<<<
@@ -5297,7 +5329,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_35__mul__(PyObject *__pyx_
   __pyx_r = ((PyObject *)__pyx_v_result);
   goto __pyx_L0;
 
-  /* "vectors.pxi":135
+  /* "cdec/vectors.pxi":135
  *         return result
  * 
  *     def __mul__(x, y):             # <<<<<<<<<<<<<<
@@ -5318,7 +5350,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_35__mul__(PyObject *__pyx_
   return __pyx_r;
 }
 
-/* "vectors.pxi":144
+/* "cdec/vectors.pxi":144
  *         return result
  * 
  *     def __div__(x, y):             # <<<<<<<<<<<<<<
@@ -5357,7 +5389,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_37__div__(PyObject *__pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__div__", 0);
 
-  /* "vectors.pxi":147
+  /* "cdec/vectors.pxi":147
  *         cdef SparseVector vector
  *         cdef float scalar
  *         if isinstance(x, SparseVector): vector, scalar = x, y             # <<<<<<<<<<<<<<
@@ -5378,7 +5410,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_37__div__(PyObject *__pyx_
   }
   /*else*/ {
 
-    /* "vectors.pxi":148
+    /* "cdec/vectors.pxi":148
  *         cdef float scalar
  *         if isinstance(x, SparseVector): vector, scalar = x, y
  *         else: vector, scalar = y, x             # <<<<<<<<<<<<<<
@@ -5395,7 +5427,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_37__div__(PyObject *__pyx_
   }
   __pyx_L3:;
 
-  /* "vectors.pxi":149
+  /* "cdec/vectors.pxi":149
  *         if isinstance(x, SparseVector): vector, scalar = x, y
  *         else: vector, scalar = y, x
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -5408,7 +5440,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_37__div__(PyObject *__pyx_
   __pyx_v_result = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "vectors.pxi":150
+  /* "cdec/vectors.pxi":150
  *         else: vector, scalar = y, x
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
  *         result.vector = new FastSparseVector[weight_t](vector.vector[0] / scalar)             # <<<<<<<<<<<<<<
@@ -5416,7 +5448,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_37__div__(PyObject *__pyx_
  */
   __pyx_v_result->vector = new FastSparseVector<weight_t> (((__pyx_v_vector->vector[0]) / __pyx_v_scalar));
 
-  /* "vectors.pxi":151
+  /* "cdec/vectors.pxi":151
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
  *         result.vector = new FastSparseVector[weight_t](vector.vector[0] / scalar)
  *         return result             # <<<<<<<<<<<<<<
@@ -5426,7 +5458,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_37__div__(PyObject *__pyx_
   __pyx_r = ((PyObject *)__pyx_v_result);
   goto __pyx_L0;
 
-  /* "vectors.pxi":144
+  /* "cdec/vectors.pxi":144
  *         return result
  * 
  *     def __div__(x, y):             # <<<<<<<<<<<<<<
@@ -5448,7 +5480,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12SparseVector_37__div__(PyObject *__pyx_
 }
 #endif /*!(#if PY_MAJOR_VERSION < 3)*/
 
-/* "grammar.pxi":5
+/* "cdec/grammar.pxi":5
  * import cdec.sa._sa as _sa
  * 
  * def _phrase(phrase):             # <<<<<<<<<<<<<<
@@ -5469,9 +5501,9 @@ static PyObject *__pyx_pw_4cdec_5_cdec_1_phrase(PyObject *__pyx_self, PyObject *
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_5_cdec_7_phrase_2generator21(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_5_cdec_7_phrase_2generator22(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "grammar.pxi":6
+/* "cdec/grammar.pxi":6
  * 
  * def _phrase(phrase):
  *     return ' '.join(w.encode('utf8') if isinstance(w, unicode) else str(w) for w in phrase)             # <<<<<<<<<<<<<<
@@ -5497,7 +5529,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7_phrase_genexpr(PyObject *__pyx_self) {
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_7_phrase_2generator21, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_phrase_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 6; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_7_phrase_2generator22, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_phrase_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 6; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -5513,7 +5545,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7_phrase_genexpr(PyObject *__pyx_self) {
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_5_cdec_7_phrase_2generator21(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_5_cdec_7_phrase_2generator22(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
   struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_3_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_3_genexpr *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
@@ -5639,7 +5671,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7_phrase_2generator21(__pyx_GeneratorObje
   return NULL;
 }
 
-/* "grammar.pxi":5
+/* "cdec/grammar.pxi":5
  * import cdec.sa._sa as _sa
  * 
  * def _phrase(phrase):             # <<<<<<<<<<<<<<
@@ -5667,7 +5699,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec__phrase(CYTHON_UNUSED PyObject *__pyx_sel
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_phrase);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_phrase);
 
-  /* "grammar.pxi":6
+  /* "cdec/grammar.pxi":6
  * 
  * def _phrase(phrase):
  *     return ' '.join(w.encode('utf8') if isinstance(w, unicode) else str(w) for w in phrase)             # <<<<<<<<<<<<<<
@@ -5684,7 +5716,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec__phrase(CYTHON_UNUSED PyObject *__pyx_sel
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "grammar.pxi":5
+  /* "cdec/grammar.pxi":5
  * import cdec.sa._sa as _sa
  * 
  * def _phrase(phrase):             # <<<<<<<<<<<<<<
@@ -5705,7 +5737,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec__phrase(CYTHON_UNUSED PyObject *__pyx_sel
   return __pyx_r;
 }
 
-/* "grammar.pxi":11
+/* "cdec/grammar.pxi":11
  *     cdef public bytes cat
  *     cdef public unsigned ref
  *     def __init__(self, bytes cat, unsigned ref=0):             # <<<<<<<<<<<<<<
@@ -5794,7 +5826,7 @@ static int __pyx_pf_4cdec_5_cdec_2NT___init__(struct __pyx_obj_4cdec_5_cdec_NT *
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "grammar.pxi":13
+  /* "cdec/grammar.pxi":13
  *     def __init__(self, bytes cat, unsigned ref=0):
  *         """NT(bytes cat, int ref=0) -> Non-terminal from category `cat`."""
  *         self.cat = cat             # <<<<<<<<<<<<<<
@@ -5807,7 +5839,7 @@ static int __pyx_pf_4cdec_5_cdec_2NT___init__(struct __pyx_obj_4cdec_5_cdec_NT *
   __Pyx_DECREF(__pyx_v_self->cat);
   __pyx_v_self->cat = __pyx_v_cat;
 
-  /* "grammar.pxi":14
+  /* "cdec/grammar.pxi":14
  *         """NT(bytes cat, int ref=0) -> Non-terminal from category `cat`."""
  *         self.cat = cat
  *         self.ref = ref             # <<<<<<<<<<<<<<
@@ -5816,7 +5848,7 @@ static int __pyx_pf_4cdec_5_cdec_2NT___init__(struct __pyx_obj_4cdec_5_cdec_NT *
  */
   __pyx_v_self->ref = __pyx_v_ref;
 
-  /* "grammar.pxi":11
+  /* "cdec/grammar.pxi":11
  *     cdef public bytes cat
  *     cdef public unsigned ref
  *     def __init__(self, bytes cat, unsigned ref=0):             # <<<<<<<<<<<<<<
@@ -5830,7 +5862,7 @@ static int __pyx_pf_4cdec_5_cdec_2NT___init__(struct __pyx_obj_4cdec_5_cdec_NT *
   return __pyx_r;
 }
 
-/* "grammar.pxi":16
+/* "cdec/grammar.pxi":16
  *         self.ref = ref
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -5862,7 +5894,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_2NT_2__str__(struct __pyx_obj_4cdec_5_cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "grammar.pxi":17
+  /* "cdec/grammar.pxi":17
  * 
  *     def __str__(self):
  *         if self.ref > 0:             # <<<<<<<<<<<<<<
@@ -5872,7 +5904,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_2NT_2__str__(struct __pyx_obj_4cdec_5_cde
   __pyx_t_1 = ((__pyx_v_self->ref > 0) != 0);
   if (__pyx_t_1) {
 
-    /* "grammar.pxi":18
+    /* "cdec/grammar.pxi":18
  *     def __str__(self):
  *         if self.ref > 0:
  *             return '[%s,%d]' % (self.cat, self.ref)             # <<<<<<<<<<<<<<
@@ -5898,7 +5930,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_2NT_2__str__(struct __pyx_obj_4cdec_5_cde
     goto __pyx_L0;
   }
 
-  /* "grammar.pxi":19
+  /* "cdec/grammar.pxi":19
  *         if self.ref > 0:
  *             return '[%s,%d]' % (self.cat, self.ref)
  *         return '[%s]' % self.cat             # <<<<<<<<<<<<<<
@@ -5912,7 +5944,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_2NT_2__str__(struct __pyx_obj_4cdec_5_cde
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "grammar.pxi":16
+  /* "cdec/grammar.pxi":16
  *         self.ref = ref
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -5932,7 +5964,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_2NT_2__str__(struct __pyx_obj_4cdec_5_cde
   return __pyx_r;
 }
 
-/* "grammar.pxi":9
+/* "cdec/grammar.pxi":9
  * 
  * cdef class NT:
  *     cdef public bytes cat             # <<<<<<<<<<<<<<
@@ -6040,7 +6072,7 @@ static int __pyx_pf_4cdec_5_cdec_2NT_3cat_4__del__(struct __pyx_obj_4cdec_5_cdec
   return __pyx_r;
 }
 
-/* "grammar.pxi":10
+/* "cdec/grammar.pxi":10
  * cdef class NT:
  *     cdef public bytes cat
  *     cdef public unsigned ref             # <<<<<<<<<<<<<<
@@ -6122,7 +6154,7 @@ static int __pyx_pf_4cdec_5_cdec_2NT_3ref_2__set__(struct __pyx_obj_4cdec_5_cdec
   return __pyx_r;
 }
 
-/* "grammar.pxi":23
+/* "cdec/grammar.pxi":23
  * cdef class NTRef:
  *     cdef public unsigned ref
  *     def __init__(self, unsigned ref):             # <<<<<<<<<<<<<<
@@ -6191,7 +6223,7 @@ static int __pyx_pf_4cdec_5_cdec_5NTRef___init__(struct __pyx_obj_4cdec_5_cdec_N
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "grammar.pxi":25
+  /* "cdec/grammar.pxi":25
  *     def __init__(self, unsigned ref):
  *         """NTRef(int ref) -> Non-terminal reference."""
  *         self.ref = ref             # <<<<<<<<<<<<<<
@@ -6200,7 +6232,7 @@ static int __pyx_pf_4cdec_5_cdec_5NTRef___init__(struct __pyx_obj_4cdec_5_cdec_N
  */
   __pyx_v_self->ref = __pyx_v_ref;
 
-  /* "grammar.pxi":23
+  /* "cdec/grammar.pxi":23
  * cdef class NTRef:
  *     cdef public unsigned ref
  *     def __init__(self, unsigned ref):             # <<<<<<<<<<<<<<
@@ -6214,7 +6246,7 @@ static int __pyx_pf_4cdec_5_cdec_5NTRef___init__(struct __pyx_obj_4cdec_5_cdec_N
   return __pyx_r;
 }
 
-/* "grammar.pxi":27
+/* "cdec/grammar.pxi":27
  *         self.ref = ref
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -6245,7 +6277,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5NTRef_2__str__(struct __pyx_obj_4cdec_5_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "grammar.pxi":28
+  /* "cdec/grammar.pxi":28
  * 
  *     def __str__(self):
  *         return '[%d]' % self.ref             # <<<<<<<<<<<<<<
@@ -6262,7 +6294,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5NTRef_2__str__(struct __pyx_obj_4cdec_5_
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "grammar.pxi":27
+  /* "cdec/grammar.pxi":27
  *         self.ref = ref
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -6282,7 +6314,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5NTRef_2__str__(struct __pyx_obj_4cdec_5_
   return __pyx_r;
 }
 
-/* "grammar.pxi":22
+/* "cdec/grammar.pxi":22
  * 
  * cdef class NTRef:
  *     cdef public unsigned ref             # <<<<<<<<<<<<<<
@@ -6364,7 +6396,7 @@ static int __pyx_pf_4cdec_5_cdec_5NTRef_3ref_2__set__(struct __pyx_obj_4cdec_5_c
   return __pyx_r;
 }
 
-/* "grammar.pxi":30
+/* "cdec/grammar.pxi":30
  *         return '[%d]' % self.ref
  * 
  * cdef TRule convert_rule(_sa.Rule rule):             # <<<<<<<<<<<<<<
@@ -6396,7 +6428,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("convert_rule", 0);
 
-  /* "grammar.pxi":31
+  /* "cdec/grammar.pxi":31
  * 
  * cdef TRule convert_rule(_sa.Rule rule):
  *     lhs = _sa.sym_tocat(rule.lhs)             # <<<<<<<<<<<<<<
@@ -6405,7 +6437,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
  */
   __pyx_v_lhs = __pyx_f_4cdec_2sa_3_sa_sym_tocat(__pyx_v_rule->lhs);
 
-  /* "grammar.pxi":32
+  /* "cdec/grammar.pxi":32
  * cdef TRule convert_rule(_sa.Rule rule):
  *     lhs = _sa.sym_tocat(rule.lhs)
  *     scores = dict(rule.scores)             # <<<<<<<<<<<<<<
@@ -6423,7 +6455,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
   __pyx_v_scores = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "grammar.pxi":33
+  /* "cdec/grammar.pxi":33
  *     lhs = _sa.sym_tocat(rule.lhs)
  *     scores = dict(rule.scores)
  *     f, e = [], []             # <<<<<<<<<<<<<<
@@ -6439,7 +6471,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
   __pyx_v_e = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "grammar.pxi":34
+  /* "cdec/grammar.pxi":34
  *     scores = dict(rule.scores)
  *     f, e = [], []
  *     cdef int* fsyms = rule.f.syms             # <<<<<<<<<<<<<<
@@ -6449,7 +6481,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
   __pyx_t_3 = __pyx_v_rule->f->syms;
   __pyx_v_fsyms = __pyx_t_3;
 
-  /* "grammar.pxi":35
+  /* "cdec/grammar.pxi":35
  *     f, e = [], []
  *     cdef int* fsyms = rule.f.syms
  *     for i in range(rule.f.n):             # <<<<<<<<<<<<<<
@@ -6460,7 +6492,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
   for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_4; __pyx_t_5+=1) {
     __pyx_v_i = __pyx_t_5;
 
-    /* "grammar.pxi":36
+    /* "cdec/grammar.pxi":36
  *     cdef int* fsyms = rule.f.syms
  *     for i in range(rule.f.n):
  *         if _sa.sym_isvar(fsyms[i]):             # <<<<<<<<<<<<<<
@@ -6470,7 +6502,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
     __pyx_t_6 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_fsyms[__pyx_v_i])) != 0);
     if (__pyx_t_6) {
 
-      /* "grammar.pxi":37
+      /* "cdec/grammar.pxi":37
  *     for i in range(rule.f.n):
  *         if _sa.sym_isvar(fsyms[i]):
  *             f.append(NT(_sa.sym_tocat(fsyms[i])))             # <<<<<<<<<<<<<<
@@ -6493,7 +6525,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
     }
     /*else*/ {
 
-      /* "grammar.pxi":39
+      /* "cdec/grammar.pxi":39
  *             f.append(NT(_sa.sym_tocat(fsyms[i])))
  *         else:
  *             f.append(_sa.sym_tostring(fsyms[i]))             # <<<<<<<<<<<<<<
@@ -6508,7 +6540,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
     __pyx_L5:;
   }
 
-  /* "grammar.pxi":40
+  /* "cdec/grammar.pxi":40
  *         else:
  *             f.append(_sa.sym_tostring(fsyms[i]))
  *     cdef int* esyms = rule.e.syms             # <<<<<<<<<<<<<<
@@ -6518,7 +6550,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
   __pyx_t_3 = __pyx_v_rule->e->syms;
   __pyx_v_esyms = __pyx_t_3;
 
-  /* "grammar.pxi":41
+  /* "cdec/grammar.pxi":41
  *             f.append(_sa.sym_tostring(fsyms[i]))
  *     cdef int* esyms = rule.e.syms
  *     for i in range(rule.e.n):             # <<<<<<<<<<<<<<
@@ -6529,7 +6561,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
   for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_4; __pyx_t_5+=1) {
     __pyx_v_i = __pyx_t_5;
 
-    /* "grammar.pxi":42
+    /* "cdec/grammar.pxi":42
  *     cdef int* esyms = rule.e.syms
  *     for i in range(rule.e.n):
  *         if _sa.sym_isvar(esyms[i]):             # <<<<<<<<<<<<<<
@@ -6539,7 +6571,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
     __pyx_t_6 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_esyms[__pyx_v_i])) != 0);
     if (__pyx_t_6) {
 
-      /* "grammar.pxi":43
+      /* "cdec/grammar.pxi":43
  *     for i in range(rule.e.n):
  *         if _sa.sym_isvar(esyms[i]):
  *             e.append(NTRef(_sa.sym_getindex(esyms[i])))             # <<<<<<<<<<<<<<
@@ -6562,7 +6594,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
     }
     /*else*/ {
 
-      /* "grammar.pxi":45
+      /* "cdec/grammar.pxi":45
  *             e.append(NTRef(_sa.sym_getindex(esyms[i])))
  *         else:
  *             e.append(_sa.sym_tostring(esyms[i]))             # <<<<<<<<<<<<<<
@@ -6577,7 +6609,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
     __pyx_L8:;
   }
 
-  /* "grammar.pxi":46
+  /* "cdec/grammar.pxi":46
  *         else:
  *             e.append(_sa.sym_tostring(esyms[i]))
  *     a = list(rule.alignments())             # <<<<<<<<<<<<<<
@@ -6615,7 +6647,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
   __pyx_v_a = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "grammar.pxi":47
+  /* "cdec/grammar.pxi":47
  *             e.append(_sa.sym_tostring(esyms[i]))
  *     a = list(rule.alignments())
  *     return TRule(lhs, f, e, scores, a)             # <<<<<<<<<<<<<<
@@ -6649,7 +6681,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "grammar.pxi":30
+  /* "cdec/grammar.pxi":30
  *         return '[%d]' % self.ref
  * 
  * cdef TRule convert_rule(_sa.Rule rule):             # <<<<<<<<<<<<<<
@@ -6674,7 +6706,7 @@ static struct __pyx_obj_4cdec_5_cdec_TRule *__pyx_f_4cdec_5_cdec_convert_rule(st
   return __pyx_r;
 }
 
-/* "grammar.pxi":52
+/* "cdec/grammar.pxi":52
  *     cdef shared_ptr[grammar.TRule]* rule
  * 
  *     def __init__(self, lhs, f, e, scores, a=None, text=None):             # <<<<<<<<<<<<<<
@@ -6798,7 +6830,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "grammar.pxi":59
+  /* "cdec/grammar.pxi":59
  *         scores: dictionary of feature scores
  *         a: optional list of alignment points"""
  *         self.rule = new shared_ptr[grammar.TRule](new grammar.TRule())             # <<<<<<<<<<<<<<
@@ -6813,7 +6845,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   }
   __pyx_v_self->rule = new boost::shared_ptr<TRule> (__pyx_t_1);
 
-  /* "grammar.pxi":60
+  /* "cdec/grammar.pxi":60
  *         a: optional list of alignment points"""
  *         self.rule = new shared_ptr[grammar.TRule](new grammar.TRule())
  *         if lhs:             # <<<<<<<<<<<<<<
@@ -6823,7 +6855,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_lhs); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 60; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "grammar.pxi":61
+    /* "cdec/grammar.pxi":61
  *         self.rule = new shared_ptr[grammar.TRule](new grammar.TRule())
  *         if lhs:
  *           self.lhs = lhs             # <<<<<<<<<<<<<<
@@ -6835,7 +6867,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   }
   __pyx_L3:;
 
-  /* "grammar.pxi":62
+  /* "cdec/grammar.pxi":62
  *         if lhs:
  *           self.lhs = lhs
  *         if e:             # <<<<<<<<<<<<<<
@@ -6845,7 +6877,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_e); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 62; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "grammar.pxi":63
+    /* "cdec/grammar.pxi":63
  *           self.lhs = lhs
  *         if e:
  *           self.e = e             # <<<<<<<<<<<<<<
@@ -6857,7 +6889,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   }
   __pyx_L4:;
 
-  /* "grammar.pxi":64
+  /* "cdec/grammar.pxi":64
  *         if e:
  *           self.e = e
  *         if f:             # <<<<<<<<<<<<<<
@@ -6867,7 +6899,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_f); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 64; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "grammar.pxi":65
+    /* "cdec/grammar.pxi":65
  *           self.e = e
  *         if f:
  *           self.f = f             # <<<<<<<<<<<<<<
@@ -6879,7 +6911,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   }
   __pyx_L5:;
 
-  /* "grammar.pxi":66
+  /* "cdec/grammar.pxi":66
  *         if f:
  *           self.f = f
  *         if scores:             # <<<<<<<<<<<<<<
@@ -6889,7 +6921,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_scores); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 66; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "grammar.pxi":67
+    /* "cdec/grammar.pxi":67
  *           self.f = f
  *         if scores:
  *           self.scores = scores             # <<<<<<<<<<<<<<
@@ -6901,7 +6933,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   }
   __pyx_L6:;
 
-  /* "grammar.pxi":68
+  /* "cdec/grammar.pxi":68
  *         if scores:
  *           self.scores = scores
  *         if a:             # <<<<<<<<<<<<<<
@@ -6911,7 +6943,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_a); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 68; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "grammar.pxi":69
+    /* "cdec/grammar.pxi":69
  *           self.scores = scores
  *         if a:
  *           self.a = a             # <<<<<<<<<<<<<<
@@ -6923,7 +6955,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   }
   __pyx_L7:;
 
-  /* "grammar.pxi":70
+  /* "cdec/grammar.pxi":70
  *         if a:
  *           self.a = a
  *         if text:             # <<<<<<<<<<<<<<
@@ -6933,7 +6965,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_text); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 70; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "grammar.pxi":71
+    /* "cdec/grammar.pxi":71
  *           self.a = a
  *         if text:
  *           self.rule.get().ReadFromString(text, 0)             # <<<<<<<<<<<<<<
@@ -6946,7 +6978,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   }
   __pyx_L8:;
 
-  /* "grammar.pxi":72
+  /* "cdec/grammar.pxi":72
  *         if text:
  *           self.rule.get().ReadFromString(text, 0)
  *         self.rule.get().ComputeArity()             # <<<<<<<<<<<<<<
@@ -6955,7 +6987,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
  */
   __pyx_v_self->rule->get()->ComputeArity();
 
-  /* "grammar.pxi":52
+  /* "cdec/grammar.pxi":52
  *     cdef shared_ptr[grammar.TRule]* rule
  * 
  *     def __init__(self, lhs, f, e, scores, a=None, text=None):             # <<<<<<<<<<<<<<
@@ -6974,7 +7006,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule___init__(struct __pyx_obj_4cdec_5_cdec_T
   return __pyx_r;
 }
 
-/* "grammar.pxi":74
+/* "cdec/grammar.pxi":74
  *         self.rule.get().ComputeArity()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -6997,7 +7029,7 @@ static void __pyx_pf_4cdec_5_cdec_5TRule_2__dealloc__(struct __pyx_obj_4cdec_5_c
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "grammar.pxi":75
+  /* "cdec/grammar.pxi":75
  * 
  *     def __dealloc__(self):
  *         del self.rule             # <<<<<<<<<<<<<<
@@ -7006,7 +7038,7 @@ static void __pyx_pf_4cdec_5_cdec_5TRule_2__dealloc__(struct __pyx_obj_4cdec_5_c
  */
   delete __pyx_v_self->rule;
 
-  /* "grammar.pxi":74
+  /* "cdec/grammar.pxi":74
  *         self.rule.get().ComputeArity()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -7018,7 +7050,7 @@ static void __pyx_pf_4cdec_5_cdec_5TRule_2__dealloc__(struct __pyx_obj_4cdec_5_c
   __Pyx_RefNannyFinishContext();
 }
 
-/* "grammar.pxi":78
+/* "cdec/grammar.pxi":78
  * 
  *     property arity:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -7048,7 +7080,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_5arity___get__(struct __pyx_obj_4c
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "grammar.pxi":79
+  /* "cdec/grammar.pxi":79
  *     property arity:
  *         def __get__(self):
  *             return self.rule.get().arity_             # <<<<<<<<<<<<<<
@@ -7062,7 +7094,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_5arity___get__(struct __pyx_obj_4c
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "grammar.pxi":78
+  /* "cdec/grammar.pxi":78
  * 
  *     property arity:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -7081,7 +7113,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_5arity___get__(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "grammar.pxi":82
+/* "cdec/grammar.pxi":82
  * 
  *     property f:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -7122,7 +7154,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "grammar.pxi":83
+  /* "cdec/grammar.pxi":83
  *     property f:
  *         def __get__(self):
  *             cdef vector[WordID]* f_ = &self.rule.get().f_             # <<<<<<<<<<<<<<
@@ -7131,7 +7163,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
  */
   __pyx_v_f_ = (&__pyx_v_self->rule->get()->f_);
 
-  /* "grammar.pxi":85
+  /* "cdec/grammar.pxi":85
  *             cdef vector[WordID]* f_ = &self.rule.get().f_
  *             cdef WordID w
  *             cdef f = []             # <<<<<<<<<<<<<<
@@ -7143,7 +7175,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
   __pyx_v_f = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "grammar.pxi":87
+  /* "cdec/grammar.pxi":87
  *             cdef f = []
  *             cdef unsigned i
  *             cdef int idx = 0             # <<<<<<<<<<<<<<
@@ -7152,7 +7184,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
  */
   __pyx_v_idx = 0;
 
-  /* "grammar.pxi":88
+  /* "cdec/grammar.pxi":88
  *             cdef unsigned i
  *             cdef int idx = 0
  *             for i in range(f_.size()):             # <<<<<<<<<<<<<<
@@ -7163,7 +7195,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
   for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
     __pyx_v_i = __pyx_t_3;
 
-    /* "grammar.pxi":89
+    /* "cdec/grammar.pxi":89
  *             cdef int idx = 0
  *             for i in range(f_.size()):
  *                 w = f_[0][i]             # <<<<<<<<<<<<<<
@@ -7172,7 +7204,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
  */
     __pyx_v_w = ((__pyx_v_f_[0])[__pyx_v_i]);
 
-    /* "grammar.pxi":90
+    /* "cdec/grammar.pxi":90
  *             for i in range(f_.size()):
  *                 w = f_[0][i]
  *                 if w < 0:             # <<<<<<<<<<<<<<
@@ -7182,7 +7214,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
     __pyx_t_4 = ((__pyx_v_w < 0) != 0);
     if (__pyx_t_4) {
 
-      /* "grammar.pxi":91
+      /* "cdec/grammar.pxi":91
  *                 w = f_[0][i]
  *                 if w < 0:
  *                     idx += 1             # <<<<<<<<<<<<<<
@@ -7191,7 +7223,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
  */
       __pyx_v_idx = (__pyx_v_idx + 1);
 
-      /* "grammar.pxi":92
+      /* "cdec/grammar.pxi":92
  *                 if w < 0:
  *                     idx += 1
  *                     f.append(NT(TDConvert(-w).c_str(), idx))             # <<<<<<<<<<<<<<
@@ -7219,7 +7251,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
     }
     /*else*/ {
 
-      /* "grammar.pxi":94
+      /* "cdec/grammar.pxi":94
  *                     f.append(NT(TDConvert(-w).c_str(), idx))
  *                 else:
  *                     f.append(unicode(TDConvert(w).c_str(), encoding='utf8'))             # <<<<<<<<<<<<<<
@@ -7246,7 +7278,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
     __pyx_L5:;
   }
 
-  /* "grammar.pxi":95
+  /* "cdec/grammar.pxi":95
  *                 else:
  *                     f.append(unicode(TDConvert(w).c_str(), encoding='utf8'))
  *             return f             # <<<<<<<<<<<<<<
@@ -7258,7 +7290,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
   __pyx_r = __pyx_v_f;
   goto __pyx_L0;
 
-  /* "grammar.pxi":82
+  /* "cdec/grammar.pxi":82
  * 
  *     property f:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -7280,7 +7312,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1f___get__(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "grammar.pxi":97
+/* "cdec/grammar.pxi":97
  *             return f
  * 
  *         def __set__(self, f):             # <<<<<<<<<<<<<<
@@ -7320,7 +7352,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_4cdec_5_cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__set__", 0);
 
-  /* "grammar.pxi":98
+  /* "cdec/grammar.pxi":98
  * 
  *         def __set__(self, f):
  *             cdef vector[WordID]* f_ = &self.rule.get().f_             # <<<<<<<<<<<<<<
@@ -7329,7 +7361,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_4cdec_5_cde
  */
   __pyx_v_f_ = (&__pyx_v_self->rule->get()->f_);
 
-  /* "grammar.pxi":99
+  /* "cdec/grammar.pxi":99
  *         def __set__(self, f):
  *             cdef vector[WordID]* f_ = &self.rule.get().f_
  *             f_.resize(len(f))             # <<<<<<<<<<<<<<
@@ -7339,7 +7371,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_4cdec_5_cde
   __pyx_t_1 = PyObject_Length(__pyx_v_f); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 99; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_f_->resize(__pyx_t_1);
 
-  /* "grammar.pxi":101
+  /* "cdec/grammar.pxi":101
  *             f_.resize(len(f))
  *             cdef unsigned i
  *             cdef int idx = 0             # <<<<<<<<<<<<<<
@@ -7348,7 +7380,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_4cdec_5_cde
  */
   __pyx_v_idx = 0;
 
-  /* "grammar.pxi":102
+  /* "cdec/grammar.pxi":102
  *             cdef unsigned i
  *             cdef int idx = 0
  *             for i in range(len(f)):             # <<<<<<<<<<<<<<
@@ -7359,7 +7391,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_4cdec_5_cde
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_v_i = __pyx_t_2;
 
-    /* "grammar.pxi":103
+    /* "cdec/grammar.pxi":103
  *             cdef int idx = 0
  *             for i in range(len(f)):
  *                 if isinstance(f[i], NT):             # <<<<<<<<<<<<<<
@@ -7373,7 +7405,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_4cdec_5_cde
     __pyx_t_5 = (__pyx_t_4 != 0);
     if (__pyx_t_5) {
 
-      /* "grammar.pxi":104
+      /* "cdec/grammar.pxi":104
  *             for i in range(len(f)):
  *                 if isinstance(f[i], NT):
  *                     f_[0][i] = -TDConvert((<NT> f[i]).cat)             # <<<<<<<<<<<<<<
@@ -7389,7 +7421,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_4cdec_5_cde
     }
     /*else*/ {
 
-      /* "grammar.pxi":106
+      /* "cdec/grammar.pxi":106
  *                     f_[0][i] = -TDConvert((<NT> f[i]).cat)
  *                 else:
  *                     fi = as_str(f[i])             # <<<<<<<<<<<<<<
@@ -7404,7 +7436,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_4cdec_5_cde
       __Pyx_XDECREF_SET(__pyx_v_fi, ((PyObject*)__pyx_t_7));
       __pyx_t_7 = 0;
 
-      /* "grammar.pxi":107
+      /* "cdec/grammar.pxi":107
  *                 else:
  *                     fi = as_str(f[i])
  *                     f_[0][i] = TDConvert(fi)             # <<<<<<<<<<<<<<
@@ -7417,7 +7449,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_4cdec_5_cde
     __pyx_L5:;
   }
 
-  /* "grammar.pxi":97
+  /* "cdec/grammar.pxi":97
  *             return f
  * 
  *         def __set__(self, f):             # <<<<<<<<<<<<<<
@@ -7439,7 +7471,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_4cdec_5_cde
   return __pyx_r;
 }
 
-/* "grammar.pxi":110
+/* "cdec/grammar.pxi":110
  * 
  *     property e:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -7480,7 +7512,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "grammar.pxi":111
+  /* "cdec/grammar.pxi":111
  *     property e:
  *         def __get__(self):
  *             cdef vector[WordID]* e_ = &self.rule.get().e_             # <<<<<<<<<<<<<<
@@ -7489,7 +7521,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
  */
   __pyx_v_e_ = (&__pyx_v_self->rule->get()->e_);
 
-  /* "grammar.pxi":113
+  /* "cdec/grammar.pxi":113
  *             cdef vector[WordID]* e_ = &self.rule.get().e_
  *             cdef WordID w
  *             cdef e = []             # <<<<<<<<<<<<<<
@@ -7501,7 +7533,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
   __pyx_v_e = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "grammar.pxi":115
+  /* "cdec/grammar.pxi":115
  *             cdef e = []
  *             cdef unsigned i
  *             cdef int idx = 0             # <<<<<<<<<<<<<<
@@ -7510,7 +7542,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
  */
   __pyx_v_idx = 0;
 
-  /* "grammar.pxi":116
+  /* "cdec/grammar.pxi":116
  *             cdef unsigned i
  *             cdef int idx = 0
  *             for i in range(e_.size()):             # <<<<<<<<<<<<<<
@@ -7521,7 +7553,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
   for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
     __pyx_v_i = __pyx_t_3;
 
-    /* "grammar.pxi":117
+    /* "cdec/grammar.pxi":117
  *             cdef int idx = 0
  *             for i in range(e_.size()):
  *                 w = e_[0][i]             # <<<<<<<<<<<<<<
@@ -7530,7 +7562,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
  */
     __pyx_v_w = ((__pyx_v_e_[0])[__pyx_v_i]);
 
-    /* "grammar.pxi":118
+    /* "cdec/grammar.pxi":118
  *             for i in range(e_.size()):
  *                 w = e_[0][i]
  *                 if w < 1:             # <<<<<<<<<<<<<<
@@ -7540,7 +7572,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
     __pyx_t_4 = ((__pyx_v_w < 1) != 0);
     if (__pyx_t_4) {
 
-      /* "grammar.pxi":119
+      /* "cdec/grammar.pxi":119
  *                 w = e_[0][i]
  *                 if w < 1:
  *                     idx += 1             # <<<<<<<<<<<<<<
@@ -7549,7 +7581,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
  */
       __pyx_v_idx = (__pyx_v_idx + 1);
 
-      /* "grammar.pxi":120
+      /* "cdec/grammar.pxi":120
  *                 if w < 1:
  *                     idx += 1
  *                     e.append(NTRef(1-w))             # <<<<<<<<<<<<<<
@@ -7572,7 +7604,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
     }
     /*else*/ {
 
-      /* "grammar.pxi":122
+      /* "cdec/grammar.pxi":122
  *                     e.append(NTRef(1-w))
  *                 else:
  *                     e.append(unicode(TDConvert(w).c_str(), encoding='utf8'))             # <<<<<<<<<<<<<<
@@ -7599,7 +7631,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
     __pyx_L5:;
   }
 
-  /* "grammar.pxi":123
+  /* "cdec/grammar.pxi":123
  *                 else:
  *                     e.append(unicode(TDConvert(w).c_str(), encoding='utf8'))
  *             return e             # <<<<<<<<<<<<<<
@@ -7611,7 +7643,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
   __pyx_r = __pyx_v_e;
   goto __pyx_L0;
 
-  /* "grammar.pxi":110
+  /* "cdec/grammar.pxi":110
  * 
  *     property e:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -7633,7 +7665,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_1e___get__(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "grammar.pxi":125
+/* "cdec/grammar.pxi":125
  *             return e
  * 
  *         def __set__(self, e):             # <<<<<<<<<<<<<<
@@ -7673,7 +7705,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_4cdec_5_cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__set__", 0);
 
-  /* "grammar.pxi":126
+  /* "cdec/grammar.pxi":126
  * 
  *         def __set__(self, e):
  *             cdef vector[WordID]* e_ = &self.rule.get().e_             # <<<<<<<<<<<<<<
@@ -7682,7 +7714,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_4cdec_5_cde
  */
   __pyx_v_e_ = (&__pyx_v_self->rule->get()->e_);
 
-  /* "grammar.pxi":127
+  /* "cdec/grammar.pxi":127
  *         def __set__(self, e):
  *             cdef vector[WordID]* e_ = &self.rule.get().e_
  *             e_.resize(len(e))             # <<<<<<<<<<<<<<
@@ -7692,7 +7724,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_4cdec_5_cde
   __pyx_t_1 = PyObject_Length(__pyx_v_e); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 127; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_e_->resize(__pyx_t_1);
 
-  /* "grammar.pxi":129
+  /* "cdec/grammar.pxi":129
  *             e_.resize(len(e))
  *             cdef unsigned i
  *             for i in range(len(e)):             # <<<<<<<<<<<<<<
@@ -7703,7 +7735,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_4cdec_5_cde
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_v_i = __pyx_t_2;
 
-    /* "grammar.pxi":130
+    /* "cdec/grammar.pxi":130
  *             cdef unsigned i
  *             for i in range(len(e)):
  *                 if isinstance(e[i], NTRef):             # <<<<<<<<<<<<<<
@@ -7717,7 +7749,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_4cdec_5_cde
     __pyx_t_5 = (__pyx_t_4 != 0);
     if (__pyx_t_5) {
 
-      /* "grammar.pxi":131
+      /* "cdec/grammar.pxi":131
  *             for i in range(len(e)):
  *                 if isinstance(e[i], NTRef):
  *                     e_[0][i] = 1-e[i].ref             # <<<<<<<<<<<<<<
@@ -7739,7 +7771,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_4cdec_5_cde
     }
     /*else*/ {
 
-      /* "grammar.pxi":133
+      /* "cdec/grammar.pxi":133
  *                     e_[0][i] = 1-e[i].ref
  *                 else:
  *                     ei = as_str(e[i])             # <<<<<<<<<<<<<<
@@ -7754,7 +7786,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_4cdec_5_cde
       __Pyx_XDECREF_SET(__pyx_v_ei, ((PyObject*)__pyx_t_6));
       __pyx_t_6 = 0;
 
-      /* "grammar.pxi":134
+      /* "cdec/grammar.pxi":134
  *                 else:
  *                     ei = as_str(e[i])
  *                     e_[0][i] = TDConvert(ei)             # <<<<<<<<<<<<<<
@@ -7767,7 +7799,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_4cdec_5_cde
     __pyx_L5:;
   }
 
-  /* "grammar.pxi":125
+  /* "cdec/grammar.pxi":125
  *             return e
  * 
  *         def __set__(self, e):             # <<<<<<<<<<<<<<
@@ -7790,7 +7822,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_4cdec_5_cde
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_1a_2generator2(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "grammar.pxi":137
+/* "cdec/grammar.pxi":137
  * 
  *     property a:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -7869,7 +7901,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_1a_2generator2(__pyx_GeneratorObje
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 137; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "grammar.pxi":139
+  /* "cdec/grammar.pxi":139
  *         def __get__(self):
  *             cdef unsigned i
  *             cdef vector[grammar.AlignmentPoint]* a = &self.rule.get().a_             # <<<<<<<<<<<<<<
@@ -7878,7 +7910,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_1a_2generator2(__pyx_GeneratorObje
  */
   __pyx_cur_scope->__pyx_v_a = (&__pyx_cur_scope->__pyx_v_self->rule->get()->a_);
 
-  /* "grammar.pxi":140
+  /* "cdec/grammar.pxi":140
  *             cdef unsigned i
  *             cdef vector[grammar.AlignmentPoint]* a = &self.rule.get().a_
  *             for i in range(a.size()):             # <<<<<<<<<<<<<<
@@ -7889,7 +7921,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_1a_2generator2(__pyx_GeneratorObje
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "grammar.pxi":141
+    /* "cdec/grammar.pxi":141
  *             cdef vector[grammar.AlignmentPoint]* a = &self.rule.get().a_
  *             for i in range(a.size()):
  *                 yield (a[0][i].s_, a[0][i].t_)             # <<<<<<<<<<<<<<
@@ -7923,7 +7955,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_1a_2generator2(__pyx_GeneratorObje
     if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 141; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "grammar.pxi":137
+  /* "cdec/grammar.pxi":137
  * 
  *     property a:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -7947,7 +7979,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_1a_2generator2(__pyx_GeneratorObje
   return NULL;
 }
 
-/* "grammar.pxi":143
+/* "cdec/grammar.pxi":143
  *                 yield (a[0][i].s_, a[0][i].t_)
  * 
  *         def __set__(self, a):             # <<<<<<<<<<<<<<
@@ -7989,7 +8021,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_4cdec_5_cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__set__", 0);
 
-  /* "grammar.pxi":144
+  /* "cdec/grammar.pxi":144
  * 
  *         def __set__(self, a):
  *             cdef vector[grammar.AlignmentPoint]* a_ = &self.rule.get().a_             # <<<<<<<<<<<<<<
@@ -7998,7 +8030,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_4cdec_5_cde
  */
   __pyx_v_a_ = (&__pyx_v_self->rule->get()->a_);
 
-  /* "grammar.pxi":145
+  /* "cdec/grammar.pxi":145
  *         def __set__(self, a):
  *             cdef vector[grammar.AlignmentPoint]* a_ = &self.rule.get().a_
  *             a_.resize(len(a))             # <<<<<<<<<<<<<<
@@ -8008,7 +8040,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_4cdec_5_cde
   __pyx_t_1 = PyObject_Length(__pyx_v_a); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 145; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_a_->resize(__pyx_t_1);
 
-  /* "grammar.pxi":148
+  /* "cdec/grammar.pxi":148
  *             cdef unsigned i
  *             cdef int s, t
  *             for i in range(len(a)):             # <<<<<<<<<<<<<<
@@ -8019,7 +8051,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_4cdec_5_cde
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_v_i = __pyx_t_2;
 
-    /* "grammar.pxi":149
+    /* "cdec/grammar.pxi":149
  *             cdef int s, t
  *             for i in range(len(a)):
  *                 s, t = a[i]             # <<<<<<<<<<<<<<
@@ -8085,7 +8117,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_4cdec_5_cde
     __pyx_v_s = __pyx_t_8;
     __pyx_v_t = __pyx_t_9;
 
-    /* "grammar.pxi":150
+    /* "cdec/grammar.pxi":150
  *             for i in range(len(a)):
  *                 s, t = a[i]
  *                 a_[0][i] = grammar.AlignmentPoint(s, t)             # <<<<<<<<<<<<<<
@@ -8095,7 +8127,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_4cdec_5_cde
     ((__pyx_v_a_[0])[__pyx_v_i]) = AlignmentPoint(__pyx_v_s, __pyx_v_t);
   }
 
-  /* "grammar.pxi":143
+  /* "cdec/grammar.pxi":143
  *                 yield (a[0][i].s_, a[0][i].t_)
  * 
  *         def __set__(self, a):             # <<<<<<<<<<<<<<
@@ -8118,7 +8150,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_4cdec_5_cde
   return __pyx_r;
 }
 
-/* "grammar.pxi":153
+/* "cdec/grammar.pxi":153
  * 
  *     property scores:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -8149,7 +8181,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_6scores___get__(struct __pyx_obj_4
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "grammar.pxi":154
+  /* "cdec/grammar.pxi":154
  *     property scores:
  *         def __get__(self):
  *             cdef SparseVector scores = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -8162,7 +8194,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_6scores___get__(struct __pyx_obj_4
   __pyx_v_scores = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "grammar.pxi":155
+  /* "cdec/grammar.pxi":155
  *         def __get__(self):
  *             cdef SparseVector scores = SparseVector.__new__(SparseVector)
  *             scores.vector = new FastSparseVector[double](self.rule.get().scores_)             # <<<<<<<<<<<<<<
@@ -8171,7 +8203,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_6scores___get__(struct __pyx_obj_4
  */
   __pyx_v_scores->vector = new FastSparseVector<double> (__pyx_v_self->rule->get()->scores_);
 
-  /* "grammar.pxi":156
+  /* "cdec/grammar.pxi":156
  *             cdef SparseVector scores = SparseVector.__new__(SparseVector)
  *             scores.vector = new FastSparseVector[double](self.rule.get().scores_)
  *             return scores             # <<<<<<<<<<<<<<
@@ -8183,7 +8215,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_6scores___get__(struct __pyx_obj_4
   __pyx_r = ((PyObject *)__pyx_v_scores);
   goto __pyx_L0;
 
-  /* "grammar.pxi":153
+  /* "cdec/grammar.pxi":153
  * 
  *     property scores:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -8203,7 +8235,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_6scores___get__(struct __pyx_obj_4
   return __pyx_r;
 }
 
-/* "grammar.pxi":158
+/* "cdec/grammar.pxi":158
  *             return scores
  * 
  *         def __set__(self, scores):             # <<<<<<<<<<<<<<
@@ -8248,7 +8280,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__set__", 0);
 
-  /* "grammar.pxi":159
+  /* "cdec/grammar.pxi":159
  * 
  *         def __set__(self, scores):
  *             cdef FastSparseVector[double]* scores_ = &self.rule.get().scores_             # <<<<<<<<<<<<<<
@@ -8257,7 +8289,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_4cdec_
  */
   __pyx_v_scores_ = (&__pyx_v_self->rule->get()->scores_);
 
-  /* "grammar.pxi":160
+  /* "cdec/grammar.pxi":160
  *         def __set__(self, scores):
  *             cdef FastSparseVector[double]* scores_ = &self.rule.get().scores_
  *             scores_.clear()             # <<<<<<<<<<<<<<
@@ -8266,7 +8298,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_4cdec_
  */
   __pyx_v_scores_->clear();
 
-  /* "grammar.pxi":163
+  /* "cdec/grammar.pxi":163
  *             cdef int fid
  *             cdef float fval
  *             for fname, fval in scores.items():             # <<<<<<<<<<<<<<
@@ -8387,7 +8419,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_4cdec_
     __pyx_t_3 = 0;
     __pyx_v_fval = __pyx_t_9;
 
-    /* "grammar.pxi":164
+    /* "cdec/grammar.pxi":164
  *             cdef float fval
  *             for fname, fval in scores.items():
  *                 fn = as_str(fname)             # <<<<<<<<<<<<<<
@@ -8399,7 +8431,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_4cdec_
     __Pyx_XDECREF_SET(__pyx_v_fn, ((PyObject*)__pyx_t_1));
     __pyx_t_1 = 0;
 
-    /* "grammar.pxi":165
+    /* "cdec/grammar.pxi":165
  *             for fname, fval in scores.items():
  *                 fn = as_str(fname)
  *                 fid = FDConvert(fn)             # <<<<<<<<<<<<<<
@@ -8409,7 +8441,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_4cdec_
     __pyx_t_10 = __Pyx_PyObject_AsString(__pyx_v_fn); if (unlikely((!__pyx_t_10) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 165; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __pyx_v_fid = FD::Convert(__pyx_t_10);
 
-    /* "grammar.pxi":166
+    /* "cdec/grammar.pxi":166
  *                 fn = as_str(fname)
  *                 fid = FDConvert(fn)
  *                 if fid < 0: raise KeyError(fname)             # <<<<<<<<<<<<<<
@@ -8431,7 +8463,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_4cdec_
       {__pyx_filename = __pyx_f[2]; __pyx_lineno = 166; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
 
-    /* "grammar.pxi":167
+    /* "cdec/grammar.pxi":167
  *                 fid = FDConvert(fn)
  *                 if fid < 0: raise KeyError(fname)
  *                 scores_.set_value(fid, fval)             # <<<<<<<<<<<<<<
@@ -8440,7 +8472,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_4cdec_
  */
     __pyx_v_scores_->set_value(__pyx_v_fid, __pyx_v_fval);
 
-    /* "grammar.pxi":163
+    /* "cdec/grammar.pxi":163
  *             cdef int fid
  *             cdef float fval
  *             for fname, fval in scores.items():             # <<<<<<<<<<<<<<
@@ -8450,7 +8482,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_4cdec_
   }
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "grammar.pxi":158
+  /* "cdec/grammar.pxi":158
  *             return scores
  * 
  *         def __set__(self, scores):             # <<<<<<<<<<<<<<
@@ -8476,7 +8508,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "grammar.pxi":170
+/* "cdec/grammar.pxi":170
  * 
  *     property lhs:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -8507,7 +8539,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_3lhs___get__(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "grammar.pxi":171
+  /* "cdec/grammar.pxi":171
  *     property lhs:
  *         def __get__(self):
  *             return NT(TDConvert(-self.rule.get().lhs_).c_str())             # <<<<<<<<<<<<<<
@@ -8529,7 +8561,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_3lhs___get__(struct __pyx_obj_4cde
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "grammar.pxi":170
+  /* "cdec/grammar.pxi":170
  * 
  *     property lhs:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -8549,7 +8581,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_3lhs___get__(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "grammar.pxi":173
+/* "cdec/grammar.pxi":173
  *             return NT(TDConvert(-self.rule.get().lhs_).c_str())
  * 
  *         def __set__(self, lhs):             # <<<<<<<<<<<<<<
@@ -8584,7 +8616,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_3lhs_2__set__(struct __pyx_obj_4cdec_5_c
   __Pyx_RefNannySetupContext("__set__", 0);
   __Pyx_INCREF(__pyx_v_lhs);
 
-  /* "grammar.pxi":174
+  /* "cdec/grammar.pxi":174
  * 
  *         def __set__(self, lhs):
  *             if not isinstance(lhs, NT):             # <<<<<<<<<<<<<<
@@ -8595,7 +8627,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_3lhs_2__set__(struct __pyx_obj_4cdec_5_c
   __pyx_t_2 = ((!(__pyx_t_1 != 0)) != 0);
   if (__pyx_t_2) {
 
-    /* "grammar.pxi":175
+    /* "cdec/grammar.pxi":175
  *         def __set__(self, lhs):
  *             if not isinstance(lhs, NT):
  *                 lhs = NT(lhs)             # <<<<<<<<<<<<<<
@@ -8616,7 +8648,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_3lhs_2__set__(struct __pyx_obj_4cdec_5_c
   }
   __pyx_L3:;
 
-  /* "grammar.pxi":176
+  /* "cdec/grammar.pxi":176
  *             if not isinstance(lhs, NT):
  *                 lhs = NT(lhs)
  *             self.rule.get().lhs_ = -TDConvert((<NT> lhs).cat)             # <<<<<<<<<<<<<<
@@ -8626,7 +8658,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_3lhs_2__set__(struct __pyx_obj_4cdec_5_c
   __pyx_t_5 = __Pyx_PyObject_AsString(((struct __pyx_obj_4cdec_5_cdec_NT *)__pyx_v_lhs)->cat); if (unlikely((!__pyx_t_5) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 176; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_self->rule->get()->lhs_ = (-TD::Convert(__pyx_t_5));
 
-  /* "grammar.pxi":173
+  /* "cdec/grammar.pxi":173
  *             return NT(TDConvert(-self.rule.get().lhs_).c_str())
  * 
  *         def __set__(self, lhs):             # <<<<<<<<<<<<<<
@@ -8648,7 +8680,7 @@ static int __pyx_pf_4cdec_5_cdec_5TRule_3lhs_2__set__(struct __pyx_obj_4cdec_5_c
   return __pyx_r;
 }
 
-/* "grammar.pxi":178
+/* "cdec/grammar.pxi":178
  *             self.rule.get().lhs_ = -TDConvert((<NT> lhs).cat)
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -8668,9 +8700,9 @@ static PyObject *__pyx_pw_4cdec_5_cdec_5TRule_5__str__(PyObject *__pyx_v_self) {
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_7__str___2generator22(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_7__str___2generator23(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "grammar.pxi":179
+/* "cdec/grammar.pxi":179
  * 
  *     def __str__(self):
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)             # <<<<<<<<<<<<<<
@@ -8696,7 +8728,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_7__str___genexpr(PyObject *__pyx_s
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_5TRule_7__str___2generator22, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_str___locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 179; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_5TRule_7__str___2generator23, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_str___locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 179; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -8712,7 +8744,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_7__str___genexpr(PyObject *__pyx_s
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_7__str___2generator22(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_7__str___2generator23(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
   struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_6_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_6_genexpr *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
@@ -8817,7 +8849,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_5TRule_7__str___2generator22(__pyx_Genera
   return NULL;
 }
 
-/* "grammar.pxi":178
+/* "cdec/grammar.pxi":178
  *             self.rule.get().lhs_ = -TDConvert((<NT> lhs).cat)
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -8851,7 +8883,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_4__str__(struct __pyx_obj_4cdec_5_
   __Pyx_INCREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
   __Pyx_GIVEREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
 
-  /* "grammar.pxi":179
+  /* "cdec/grammar.pxi":179
  * 
  *     def __str__(self):
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)             # <<<<<<<<<<<<<<
@@ -8866,7 +8898,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_4__str__(struct __pyx_obj_4cdec_5_
   __pyx_v_scores = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "grammar.pxi":180
+  /* "cdec/grammar.pxi":180
  *     def __str__(self):
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)
  *         return '%s ||| %s ||| %s ||| %s' % (self.lhs,             # <<<<<<<<<<<<<<
@@ -8877,7 +8909,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_4__str__(struct __pyx_obj_4cdec_5_
   __pyx_t_2 = __Pyx_PyObject_GetAttrStr(((PyObject *)__pyx_cur_scope->__pyx_v_self), __pyx_n_s_lhs); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 180; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
 
-  /* "grammar.pxi":181
+  /* "cdec/grammar.pxi":181
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)
  *         return '%s ||| %s ||| %s ||| %s' % (self.lhs,
  *                 _phrase(self.f), _phrase(self.e), scores)             # <<<<<<<<<<<<<<
@@ -8945,7 +8977,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_4__str__(struct __pyx_obj_4cdec_5_
   }
   __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
 
-  /* "grammar.pxi":180
+  /* "cdec/grammar.pxi":180
  *     def __str__(self):
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)
  *         return '%s ||| %s ||| %s ||| %s' % (self.lhs,             # <<<<<<<<<<<<<<
@@ -8973,7 +9005,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_4__str__(struct __pyx_obj_4cdec_5_
   __pyx_t_3 = 0;
   goto __pyx_L0;
 
-  /* "grammar.pxi":178
+  /* "cdec/grammar.pxi":178
  *             self.rule.get().lhs_ = -TDConvert((<NT> lhs).cat)
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -9000,7 +9032,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_5TRule_4__str__(struct __pyx_obj_4cdec_5_
   return __pyx_r;
 }
 
-/* "grammar.pxi":184
+/* "cdec/grammar.pxi":184
  * 
  * cdef class MRule(TRule):
  *     def __init__(self, lhs, rhs, scores):             # <<<<<<<<<<<<<<
@@ -9102,7 +9134,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "grammar.pxi":189
+  /* "cdec/grammar.pxi":189
  *         rhs: right hand side phrase (list of words/NT)
  *         scores: dictionary of feature scores"""
  *         cdef unsigned i = 1             # <<<<<<<<<<<<<<
@@ -9111,7 +9143,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
  */
   __pyx_v_i = 1;
 
-  /* "grammar.pxi":190
+  /* "cdec/grammar.pxi":190
  *         scores: dictionary of feature scores"""
  *         cdef unsigned i = 1
  *         e = []             # <<<<<<<<<<<<<<
@@ -9123,7 +9155,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
   __pyx_v_e = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "grammar.pxi":191
+  /* "cdec/grammar.pxi":191
  *         cdef unsigned i = 1
  *         e = []
  *         for s in rhs:             # <<<<<<<<<<<<<<
@@ -9170,7 +9202,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
     __Pyx_XDECREF_SET(__pyx_v_s, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "grammar.pxi":192
+    /* "cdec/grammar.pxi":192
  *         e = []
  *         for s in rhs:
  *             if isinstance(s, NT):             # <<<<<<<<<<<<<<
@@ -9181,7 +9213,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
     __pyx_t_6 = (__pyx_t_5 != 0);
     if (__pyx_t_6) {
 
-      /* "grammar.pxi":193
+      /* "cdec/grammar.pxi":193
  *         for s in rhs:
  *             if isinstance(s, NT):
  *                 e.append(NTRef(i))             # <<<<<<<<<<<<<<
@@ -9201,7 +9233,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
       __pyx_t_8 = __Pyx_PyList_Append(__pyx_v_e, __pyx_t_4); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 193; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-      /* "grammar.pxi":194
+      /* "cdec/grammar.pxi":194
  *             if isinstance(s, NT):
  *                 e.append(NTRef(i))
  *                 i += 1             # <<<<<<<<<<<<<<
@@ -9213,7 +9245,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
     }
     /*else*/ {
 
-      /* "grammar.pxi":196
+      /* "cdec/grammar.pxi":196
  *                 i += 1
  *             else:
  *                 e.append(s)             # <<<<<<<<<<<<<<
@@ -9224,7 +9256,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
     }
     __pyx_L5:;
 
-    /* "grammar.pxi":191
+    /* "cdec/grammar.pxi":191
  *         cdef unsigned i = 1
  *         e = []
  *         for s in rhs:             # <<<<<<<<<<<<<<
@@ -9234,7 +9266,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "grammar.pxi":197
+  /* "cdec/grammar.pxi":197
  *             else:
  *                 e.append(s)
  *         super(MRule, self).__init__(lhs, rhs, e, scores, None)             # <<<<<<<<<<<<<<
@@ -9293,7 +9325,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "grammar.pxi":184
+  /* "cdec/grammar.pxi":184
  * 
  * cdef class MRule(TRule):
  *     def __init__(self, lhs, rhs, scores):             # <<<<<<<<<<<<<<
@@ -9318,7 +9350,7 @@ static int __pyx_pf_4cdec_5_cdec_5MRule___init__(struct __pyx_obj_4cdec_5_cdec_M
   return __pyx_r;
 }
 
-/* "grammar.pxi":202
+/* "cdec/grammar.pxi":202
  *     cdef shared_ptr[grammar.Grammar]* grammar
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -9341,7 +9373,7 @@ static void __pyx_pf_4cdec_5_cdec_7Grammar___dealloc__(struct __pyx_obj_4cdec_5_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "grammar.pxi":203
+  /* "cdec/grammar.pxi":203
  * 
  *     def __dealloc__(self):
  *         del self.grammar             # <<<<<<<<<<<<<<
@@ -9350,7 +9382,7 @@ static void __pyx_pf_4cdec_5_cdec_7Grammar___dealloc__(struct __pyx_obj_4cdec_5_
  */
   delete __pyx_v_self->grammar;
 
-  /* "grammar.pxi":202
+  /* "cdec/grammar.pxi":202
  *     cdef shared_ptr[grammar.Grammar]* grammar
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -9363,7 +9395,7 @@ static void __pyx_pf_4cdec_5_cdec_7Grammar___dealloc__(struct __pyx_obj_4cdec_5_
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_7Grammar_4generator3(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "grammar.pxi":205
+/* "cdec/grammar.pxi":205
  *         del self.grammar
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -9440,7 +9472,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Grammar_4generator3(__pyx_GeneratorObjec
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 205; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "grammar.pxi":206
+  /* "cdec/grammar.pxi":206
  * 
  *     def __iter__(self):
  *         cdef grammar.const_GrammarIter* root = self.grammar.get().GetRoot()             # <<<<<<<<<<<<<<
@@ -9449,7 +9481,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Grammar_4generator3(__pyx_GeneratorObjec
  */
   __pyx_cur_scope->__pyx_v_root = __pyx_cur_scope->__pyx_v_self->grammar->get()->GetRoot();
 
-  /* "grammar.pxi":207
+  /* "cdec/grammar.pxi":207
  *     def __iter__(self):
  *         cdef grammar.const_GrammarIter* root = self.grammar.get().GetRoot()
  *         cdef grammar.const_RuleBin* rbin = root.GetRules()             # <<<<<<<<<<<<<<
@@ -9458,7 +9490,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Grammar_4generator3(__pyx_GeneratorObjec
  */
   __pyx_cur_scope->__pyx_v_rbin = __pyx_cur_scope->__pyx_v_root->GetRules();
 
-  /* "grammar.pxi":210
+  /* "cdec/grammar.pxi":210
  *         cdef TRule trule
  *         cdef unsigned i
  *         for i in range(rbin.GetNumRules()):             # <<<<<<<<<<<<<<
@@ -9469,7 +9501,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Grammar_4generator3(__pyx_GeneratorObjec
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "grammar.pxi":211
+    /* "cdec/grammar.pxi":211
  *         cdef unsigned i
  *         for i in range(rbin.GetNumRules()):
  *             trule = TRule.__new__(TRule)             # <<<<<<<<<<<<<<
@@ -9484,7 +9516,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Grammar_4generator3(__pyx_GeneratorObjec
     __Pyx_GIVEREF(__pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "grammar.pxi":212
+    /* "cdec/grammar.pxi":212
  *         for i in range(rbin.GetNumRules()):
  *             trule = TRule.__new__(TRule)
  *             trule.rule = new shared_ptr[grammar.TRule](rbin.GetIthRule(i))             # <<<<<<<<<<<<<<
@@ -9493,7 +9525,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Grammar_4generator3(__pyx_GeneratorObjec
  */
     __pyx_cur_scope->__pyx_v_trule->rule = new boost::shared_ptr<TRule> (__pyx_cur_scope->__pyx_v_rbin->GetIthRule(__pyx_cur_scope->__pyx_v_i));
 
-    /* "grammar.pxi":213
+    /* "cdec/grammar.pxi":213
  *             trule = TRule.__new__(TRule)
  *             trule.rule = new shared_ptr[grammar.TRule](rbin.GetIthRule(i))
  *             yield trule             # <<<<<<<<<<<<<<
@@ -9515,7 +9547,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Grammar_4generator3(__pyx_GeneratorObjec
     if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 213; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "grammar.pxi":205
+  /* "cdec/grammar.pxi":205
  *         del self.grammar
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -9537,7 +9569,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Grammar_4generator3(__pyx_GeneratorObjec
   return NULL;
 }
 
-/* "grammar.pxi":216
+/* "cdec/grammar.pxi":216
  * 
  *     property name:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -9568,7 +9600,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Grammar_4name___get__(struct __pyx_obj_4
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "grammar.pxi":217
+  /* "cdec/grammar.pxi":217
  *     property name:
  *         def __get__(self):
  *             str(self.grammar.get().GetGrammarName().c_str())             # <<<<<<<<<<<<<<
@@ -9587,7 +9619,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Grammar_4name___get__(struct __pyx_obj_4
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "grammar.pxi":216
+  /* "cdec/grammar.pxi":216
  * 
  *     property name:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -9609,7 +9641,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Grammar_4name___get__(struct __pyx_obj_4
   return __pyx_r;
 }
 
-/* "grammar.pxi":219
+/* "cdec/grammar.pxi":219
  *             str(self.grammar.get().GetGrammarName().c_str())
  * 
  *         def __set__(self, name):             # <<<<<<<<<<<<<<
@@ -9641,7 +9673,7 @@ static int __pyx_pf_4cdec_5_cdec_7Grammar_4name_2__set__(struct __pyx_obj_4cdec_
   __Pyx_RefNannySetupContext("__set__", 0);
   __Pyx_INCREF(__pyx_v_name);
 
-  /* "grammar.pxi":220
+  /* "cdec/grammar.pxi":220
  * 
  *         def __set__(self, name):
  *             name = as_str(name)             # <<<<<<<<<<<<<<
@@ -9653,7 +9685,7 @@ static int __pyx_pf_4cdec_5_cdec_7Grammar_4name_2__set__(struct __pyx_obj_4cdec_
   __Pyx_DECREF_SET(__pyx_v_name, __pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "grammar.pxi":221
+  /* "cdec/grammar.pxi":221
  *         def __set__(self, name):
  *             name = as_str(name)
  *             self.grammar.get().SetGrammarName(name)             # <<<<<<<<<<<<<<
@@ -9663,7 +9695,7 @@ static int __pyx_pf_4cdec_5_cdec_7Grammar_4name_2__set__(struct __pyx_obj_4cdec_
   __pyx_t_2 = __pyx_convert_string_from_py_(__pyx_v_name); if (unlikely(PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 221; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_self->grammar->get()->SetGrammarName(__pyx_t_2);
 
-  /* "grammar.pxi":219
+  /* "cdec/grammar.pxi":219
  *             str(self.grammar.get().GetGrammarName().c_str())
  * 
  *         def __set__(self, name):             # <<<<<<<<<<<<<<
@@ -9684,7 +9716,7 @@ static int __pyx_pf_4cdec_5_cdec_7Grammar_4name_2__set__(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "grammar.pxi":224
+/* "cdec/grammar.pxi":224
  * 
  * cdef class TextGrammar(Grammar):
  *     def __init__(self, rules):             # <<<<<<<<<<<<<<
@@ -9764,7 +9796,7 @@ static int __pyx_pf_4cdec_5_cdec_11TextGrammar___init__(struct __pyx_obj_4cdec_5
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "grammar.pxi":226
+  /* "cdec/grammar.pxi":226
  *     def __init__(self, rules):
  *         """TextGrammar(rules) -> SCFG Grammar containing the rules."""
  *         self.grammar = new shared_ptr[grammar.Grammar](new grammar.TextGrammar())             # <<<<<<<<<<<<<<
@@ -9773,7 +9805,7 @@ static int __pyx_pf_4cdec_5_cdec_11TextGrammar___init__(struct __pyx_obj_4cdec_5
  */
   __pyx_v_self->__pyx_base.grammar = new boost::shared_ptr<Grammar> (new TextGrammar());
 
-  /* "grammar.pxi":227
+  /* "cdec/grammar.pxi":227
  *         """TextGrammar(rules) -> SCFG Grammar containing the rules."""
  *         self.grammar = new shared_ptr[grammar.Grammar](new grammar.TextGrammar())
  *         cdef grammar.TextGrammar* _g = <grammar.TextGrammar*> self.grammar.get()             # <<<<<<<<<<<<<<
@@ -9782,7 +9814,7 @@ static int __pyx_pf_4cdec_5_cdec_11TextGrammar___init__(struct __pyx_obj_4cdec_5
  */
   __pyx_v__g = ((TextGrammar *)__pyx_v_self->__pyx_base.grammar->get());
 
-  /* "grammar.pxi":228
+  /* "cdec/grammar.pxi":228
  *         self.grammar = new shared_ptr[grammar.Grammar](new grammar.TextGrammar())
  *         cdef grammar.TextGrammar* _g = <grammar.TextGrammar*> self.grammar.get()
  *         for trule in rules:             # <<<<<<<<<<<<<<
@@ -9829,7 +9861,7 @@ static int __pyx_pf_4cdec_5_cdec_11TextGrammar___init__(struct __pyx_obj_4cdec_5
     __Pyx_XDECREF_SET(__pyx_v_trule, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "grammar.pxi":229
+    /* "cdec/grammar.pxi":229
  *         cdef grammar.TextGrammar* _g = <grammar.TextGrammar*> self.grammar.get()
  *         for trule in rules:
  *             if isinstance(trule, _sa.Rule):             # <<<<<<<<<<<<<<
@@ -9840,7 +9872,7 @@ static int __pyx_pf_4cdec_5_cdec_11TextGrammar___init__(struct __pyx_obj_4cdec_5
     __pyx_t_6 = (__pyx_t_5 != 0);
     if (__pyx_t_6) {
 
-      /* "grammar.pxi":230
+      /* "cdec/grammar.pxi":230
  *         for trule in rules:
  *             if isinstance(trule, _sa.Rule):
  *                 trule = convert_rule(trule)             # <<<<<<<<<<<<<<
@@ -9855,7 +9887,7 @@ static int __pyx_pf_4cdec_5_cdec_11TextGrammar___init__(struct __pyx_obj_4cdec_5
       goto __pyx_L5;
     }
 
-    /* "grammar.pxi":231
+    /* "cdec/grammar.pxi":231
  *             if isinstance(trule, _sa.Rule):
  *                 trule = convert_rule(trule)
  *             elif not isinstance(trule, TRule):             # <<<<<<<<<<<<<<
@@ -9866,7 +9898,7 @@ static int __pyx_pf_4cdec_5_cdec_11TextGrammar___init__(struct __pyx_obj_4cdec_5
     __pyx_t_5 = ((!(__pyx_t_6 != 0)) != 0);
     if (__pyx_t_5) {
 
-      /* "grammar.pxi":232
+      /* "cdec/grammar.pxi":232
  *                 trule = convert_rule(trule)
  *             elif not isinstance(trule, TRule):
  *                 raise ValueError('the grammar should contain TRule objects')             # <<<<<<<<<<<<<<
@@ -9880,14 +9912,14 @@ static int __pyx_pf_4cdec_5_cdec_11TextGrammar___init__(struct __pyx_obj_4cdec_5
     }
     __pyx_L5:;
 
-    /* "grammar.pxi":233
+    /* "cdec/grammar.pxi":233
  *             elif not isinstance(trule, TRule):
  *                 raise ValueError('the grammar should contain TRule objects')
  *             _g.AddRule((<TRule> trule).rule[0])             # <<<<<<<<<<<<<<
  */
     __pyx_v__g->AddRule((((struct __pyx_obj_4cdec_5_cdec_TRule *)__pyx_v_trule)->rule[0]));
 
-    /* "grammar.pxi":228
+    /* "cdec/grammar.pxi":228
  *         self.grammar = new shared_ptr[grammar.Grammar](new grammar.TextGrammar())
  *         cdef grammar.TextGrammar* _g = <grammar.TextGrammar*> self.grammar.get()
  *         for trule in rules:             # <<<<<<<<<<<<<<
@@ -9897,7 +9929,7 @@ static int __pyx_pf_4cdec_5_cdec_11TextGrammar___init__(struct __pyx_obj_4cdec_5
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "grammar.pxi":224
+  /* "cdec/grammar.pxi":224
  * 
  * cdef class TextGrammar(Grammar):
  *     def __init__(self, rules):             # <<<<<<<<<<<<<<
@@ -9919,7 +9951,7 @@ static int __pyx_pf_4cdec_5_cdec_11TextGrammar___init__(struct __pyx_obj_4cdec_5
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":8
+/* "cdec/hypergraph.pxi":8
  *     cdef MT19937* rng
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -9943,7 +9975,7 @@ static void __pyx_pf_4cdec_5_cdec_10Hypergraph___dealloc__(struct __pyx_obj_4cde
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "hypergraph.pxi":9
+  /* "cdec/hypergraph.pxi":9
  * 
  *     def __dealloc__(self):
  *         del self.hg             # <<<<<<<<<<<<<<
@@ -9952,7 +9984,7 @@ static void __pyx_pf_4cdec_5_cdec_10Hypergraph___dealloc__(struct __pyx_obj_4cde
  */
   delete __pyx_v_self->hg;
 
-  /* "hypergraph.pxi":10
+  /* "cdec/hypergraph.pxi":10
  *     def __dealloc__(self):
  *         del self.hg
  *         if self.rng != NULL:             # <<<<<<<<<<<<<<
@@ -9962,7 +9994,7 @@ static void __pyx_pf_4cdec_5_cdec_10Hypergraph___dealloc__(struct __pyx_obj_4cde
   __pyx_t_1 = ((__pyx_v_self->rng != NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "hypergraph.pxi":11
+    /* "cdec/hypergraph.pxi":11
  *         del self.hg
  *         if self.rng != NULL:
  *             del self.rng             # <<<<<<<<<<<<<<
@@ -9974,7 +10006,7 @@ static void __pyx_pf_4cdec_5_cdec_10Hypergraph___dealloc__(struct __pyx_obj_4cde
   }
   __pyx_L3:;
 
-  /* "hypergraph.pxi":8
+  /* "cdec/hypergraph.pxi":8
  *     cdef MT19937* rng
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -9986,7 +10018,7 @@ static void __pyx_pf_4cdec_5_cdec_10Hypergraph___dealloc__(struct __pyx_obj_4cde
   __Pyx_RefNannyFinishContext();
 }
 
-/* "hypergraph.pxi":13
+/* "cdec/hypergraph.pxi":13
  *             del self.rng
  * 
  *     cdef MT19937* _rng(self):             # <<<<<<<<<<<<<<
@@ -10004,7 +10036,7 @@ static MT19937 *__pyx_f_4cdec_5_cdec_10Hypergraph__rng(struct __pyx_obj_4cdec_5_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("_rng", 0);
 
-  /* "hypergraph.pxi":14
+  /* "cdec/hypergraph.pxi":14
  * 
  *     cdef MT19937* _rng(self):
  *         if self.rng == NULL:             # <<<<<<<<<<<<<<
@@ -10014,7 +10046,7 @@ static MT19937 *__pyx_f_4cdec_5_cdec_10Hypergraph__rng(struct __pyx_obj_4cdec_5_
   __pyx_t_1 = ((__pyx_v_self->rng == NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "hypergraph.pxi":15
+    /* "cdec/hypergraph.pxi":15
  *     cdef MT19937* _rng(self):
  *         if self.rng == NULL:
  *             self.rng = new MT19937()             # <<<<<<<<<<<<<<
@@ -10032,7 +10064,7 @@ static MT19937 *__pyx_f_4cdec_5_cdec_10Hypergraph__rng(struct __pyx_obj_4cdec_5_
   }
   __pyx_L3:;
 
-  /* "hypergraph.pxi":16
+  /* "cdec/hypergraph.pxi":16
  *         if self.rng == NULL:
  *             self.rng = new MT19937()
  *         return self.rng             # <<<<<<<<<<<<<<
@@ -10042,7 +10074,7 @@ static MT19937 *__pyx_f_4cdec_5_cdec_10Hypergraph__rng(struct __pyx_obj_4cdec_5_
   __pyx_r = __pyx_v_self->rng;
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":13
+  /* "cdec/hypergraph.pxi":13
  *             del self.rng
  * 
  *     cdef MT19937* _rng(self):             # <<<<<<<<<<<<<<
@@ -10059,7 +10091,7 @@ static MT19937 *__pyx_f_4cdec_5_cdec_10Hypergraph__rng(struct __pyx_obj_4cdec_5_
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":18
+/* "cdec/hypergraph.pxi":18
  *         return self.rng
  * 
  *     def viterbi(self):             # <<<<<<<<<<<<<<
@@ -10092,7 +10124,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_2viterbi(struct __pyx_obj_4c
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("viterbi", 0);
 
-  /* "hypergraph.pxi":21
+  /* "cdec/hypergraph.pxi":21
  *         """hg.viterbi() -> String for the best hypothesis in the hypergraph."""
  *         cdef vector[WordID] trans
  *         hypergraph.ViterbiESentence(self.hg[0], &trans)             # <<<<<<<<<<<<<<
@@ -10101,7 +10133,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_2viterbi(struct __pyx_obj_4c
  */
   ViterbiESentence((__pyx_v_self->hg[0]), (&__pyx_v_trans));
 
-  /* "hypergraph.pxi":22
+  /* "cdec/hypergraph.pxi":22
  *         cdef vector[WordID] trans
  *         hypergraph.ViterbiESentence(self.hg[0], &trans)
  *         return unicode(GetString(trans).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -10126,7 +10158,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_2viterbi(struct __pyx_obj_4c
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":18
+  /* "cdec/hypergraph.pxi":18
  *         return self.rng
  * 
  *     def viterbi(self):             # <<<<<<<<<<<<<<
@@ -10146,7 +10178,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_2viterbi(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":24
+/* "cdec/hypergraph.pxi":24
  *         return unicode(GetString(trans).c_str(), 'utf8')
  * 
  *     def viterbi_trees(self):             # <<<<<<<<<<<<<<
@@ -10180,7 +10212,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_4viterbi_trees(struct __pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("viterbi_trees", 0);
 
-  /* "hypergraph.pxi":29
+  /* "cdec/hypergraph.pxi":29
  *         e_tree: Target tree for the best hypothesis in the hypergraph.
  *         """
  *         f_tree = unicode(hypergraph.ViterbiFTree(self.hg[0]).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -10203,7 +10235,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_4viterbi_trees(struct __pyx_
   __pyx_v_f_tree = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "hypergraph.pxi":30
+  /* "cdec/hypergraph.pxi":30
  *         """
  *         f_tree = unicode(hypergraph.ViterbiFTree(self.hg[0]).c_str(), 'utf8')
  *         e_tree = unicode(hypergraph.ViterbiETree(self.hg[0]).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -10226,7 +10258,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_4viterbi_trees(struct __pyx_
   __pyx_v_e_tree = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "hypergraph.pxi":31
+  /* "cdec/hypergraph.pxi":31
  *         f_tree = unicode(hypergraph.ViterbiFTree(self.hg[0]).c_str(), 'utf8')
  *         e_tree = unicode(hypergraph.ViterbiETree(self.hg[0]).c_str(), 'utf8')
  *         return (f_tree, e_tree)             # <<<<<<<<<<<<<<
@@ -10246,7 +10278,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_4viterbi_trees(struct __pyx_
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":24
+  /* "cdec/hypergraph.pxi":24
  *         return unicode(GetString(trans).c_str(), 'utf8')
  * 
  *     def viterbi_trees(self):             # <<<<<<<<<<<<<<
@@ -10268,7 +10300,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_4viterbi_trees(struct __pyx_
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":33
+/* "cdec/hypergraph.pxi":33
  *         return (f_tree, e_tree)
  * 
  *     def viterbi_features(self):             # <<<<<<<<<<<<<<
@@ -10300,7 +10332,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_6viterbi_features(struct __p
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("viterbi_features", 0);
 
-  /* "hypergraph.pxi":36
+  /* "cdec/hypergraph.pxi":36
  *         """hg.viterbi_features() -> SparseVector with the features corresponding
  *         to the best derivation in the hypergraph."""
  *         cdef SparseVector fmap = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -10313,7 +10345,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_6viterbi_features(struct __p
   __pyx_v_fmap = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "hypergraph.pxi":37
+  /* "cdec/hypergraph.pxi":37
  *         to the best derivation in the hypergraph."""
  *         cdef SparseVector fmap = SparseVector.__new__(SparseVector)
  *         fmap.vector = new FastSparseVector[weight_t](hypergraph.ViterbiFeatures(self.hg[0]))             # <<<<<<<<<<<<<<
@@ -10322,7 +10354,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_6viterbi_features(struct __p
  */
   __pyx_v_fmap->vector = new FastSparseVector<weight_t> (ViterbiFeatures((__pyx_v_self->hg[0])));
 
-  /* "hypergraph.pxi":38
+  /* "cdec/hypergraph.pxi":38
  *         cdef SparseVector fmap = SparseVector.__new__(SparseVector)
  *         fmap.vector = new FastSparseVector[weight_t](hypergraph.ViterbiFeatures(self.hg[0]))
  *         return fmap             # <<<<<<<<<<<<<<
@@ -10334,7 +10366,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_6viterbi_features(struct __p
   __pyx_r = ((PyObject *)__pyx_v_fmap);
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":33
+  /* "cdec/hypergraph.pxi":33
  *         return (f_tree, e_tree)
  * 
  *     def viterbi_features(self):             # <<<<<<<<<<<<<<
@@ -10354,7 +10386,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_6viterbi_features(struct __p
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":40
+/* "cdec/hypergraph.pxi":40
  *         return fmap
  * 
  *     def viterbi_forest(self):             # <<<<<<<<<<<<<<
@@ -10385,7 +10417,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_8viterbi_forest(struct __pyx
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("viterbi_forest", 0);
 
-  /* "hypergraph.pxi":41
+  /* "cdec/hypergraph.pxi":41
  * 
  *     def viterbi_forest(self):
  *         cdef Hypergraph hg = Hypergraph()             # <<<<<<<<<<<<<<
@@ -10397,7 +10429,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_8viterbi_forest(struct __pyx
   __pyx_v_hg = ((struct __pyx_obj_4cdec_5_cdec_Hypergraph *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "hypergraph.pxi":42
+  /* "cdec/hypergraph.pxi":42
  *     def viterbi_forest(self):
  *         cdef Hypergraph hg = Hypergraph()
  *         hg.hg = new hypergraph.Hypergraph(self.hg[0].CreateViterbiHypergraph(NULL).get()[0])             # <<<<<<<<<<<<<<
@@ -10406,7 +10438,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_8viterbi_forest(struct __pyx
  */
   __pyx_v_hg->hg = new Hypergraph(((__pyx_v_self->hg[0]).CreateViterbiHypergraph(NULL).get()[0]));
 
-  /* "hypergraph.pxi":43
+  /* "cdec/hypergraph.pxi":43
  *         cdef Hypergraph hg = Hypergraph()
  *         hg.hg = new hypergraph.Hypergraph(self.hg[0].CreateViterbiHypergraph(NULL).get()[0])
  *         return hg             # <<<<<<<<<<<<<<
@@ -10418,7 +10450,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_8viterbi_forest(struct __pyx
   __pyx_r = ((PyObject *)__pyx_v_hg);
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":40
+  /* "cdec/hypergraph.pxi":40
  *         return fmap
  * 
  *     def viterbi_forest(self):             # <<<<<<<<<<<<<<
@@ -10438,7 +10470,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_8viterbi_forest(struct __pyx
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":45
+/* "cdec/hypergraph.pxi":45
  *         return hg
  * 
  *     def viterbi_joshua(self):             # <<<<<<<<<<<<<<
@@ -10470,7 +10502,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_10viterbi_joshua(struct __py
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("viterbi_joshua", 0);
 
-  /* "hypergraph.pxi":47
+  /* "cdec/hypergraph.pxi":47
  *     def viterbi_joshua(self):
  *         """hg.viterbi_joshua() -> Joshua representation of the best derivation."""
  *         return unicode(hypergraph.JoshuaVisualizationString(self.hg[0]).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -10495,7 +10527,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_10viterbi_joshua(struct __py
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":45
+  /* "cdec/hypergraph.pxi":45
  *         return hg
  * 
  *     def viterbi_joshua(self):             # <<<<<<<<<<<<<<
@@ -10516,7 +10548,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_10viterbi_joshua(struct __py
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_14generator4(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "hypergraph.pxi":49
+/* "cdec/hypergraph.pxi":49
  *         return unicode(hypergraph.JoshuaVisualizationString(self.hg[0]).c_str(), 'utf8')
  * 
  *     def kbest(self, size):             # <<<<<<<<<<<<<<
@@ -10608,7 +10640,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_14generator4(__pyx_Generator
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 49; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "hypergraph.pxi":51
+  /* "cdec/hypergraph.pxi":51
  *     def kbest(self, size):
  *         """hg.kbest(size) -> List of k-best hypotheses in the hypergraph."""
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ESentenceTraversal, kbest.NoFilter[vector[int]]]* derivations = new kbest.KBestDerivations[vector[WordID], kbest.ESentenceTraversal, kbest.NoFilter[vector[int]]](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -10618,7 +10650,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_14generator4(__pyx_Generator
   __pyx_t_1 = __Pyx_PyInt_As_unsigned_int(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 51; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_derivations = new KBest::KBestDerivations<std::vector<WordID> ,ESentenceTraversal,KBest::NoFilter<std::vector<int> > > ((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "hypergraph.pxi":54
+  /* "cdec/hypergraph.pxi":54
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ESentenceTraversal, kbest.NoFilter[vector[int]]].Derivation* derivation
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -10627,7 +10659,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_14generator4(__pyx_Generator
  */
   /*try:*/ {
 
-    /* "hypergraph.pxi":55
+    /* "cdec/hypergraph.pxi":55
  *         cdef unsigned k
  *         try:
  *             for k in range(size):             # <<<<<<<<<<<<<<
@@ -10638,7 +10670,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_14generator4(__pyx_Generator
     for (__pyx_t_1 = 0; __pyx_t_1 < __pyx_t_2; __pyx_t_1+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_1;
 
-      /* "hypergraph.pxi":56
+      /* "cdec/hypergraph.pxi":56
  *         try:
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -10647,7 +10679,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_14generator4(__pyx_Generator
  */
       __pyx_cur_scope->__pyx_v_derivation = __pyx_cur_scope->__pyx_v_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "hypergraph.pxi":57
+      /* "cdec/hypergraph.pxi":57
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break             # <<<<<<<<<<<<<<
@@ -10659,7 +10691,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_14generator4(__pyx_Generator
         goto __pyx_L8_break;
       }
 
-      /* "hypergraph.pxi":58
+      /* "cdec/hypergraph.pxi":58
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break
  *                 yield unicode(GetString(derivation._yield).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -10696,7 +10728,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_14generator4(__pyx_Generator
     __pyx_L8_break:;
   }
 
-  /* "hypergraph.pxi":60
+  /* "cdec/hypergraph.pxi":60
  *                 yield unicode(GetString(derivation._yield).c_str(), 'utf8')
  *         finally:
  *             del derivations             # <<<<<<<<<<<<<<
@@ -10742,7 +10774,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_14generator4(__pyx_Generator
     __pyx_L6:;
   }
 
-  /* "hypergraph.pxi":49
+  /* "cdec/hypergraph.pxi":49
  *         return unicode(hypergraph.JoshuaVisualizationString(self.hg[0]).c_str(), 'utf8')
  * 
  *     def kbest(self, size):             # <<<<<<<<<<<<<<
@@ -10766,7 +10798,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_14generator4(__pyx_Generator
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "hypergraph.pxi":62
+/* "cdec/hypergraph.pxi":62
  *             del derivations
  * 
  *     def kbest_trees(self, size):             # <<<<<<<<<<<<<<
@@ -10859,7 +10891,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 62; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "hypergraph.pxi":64
+  /* "cdec/hypergraph.pxi":64
  *     def kbest_trees(self, size):
  *         """hg.kbest_trees(size) -> List of k-best trees in the hypergrapt.NoFilter."""
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal, kbest.NoFilter[vector[int]]]* f_derivations = new kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal, kbest.NoFilter[vector[int]]](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -10869,7 +10901,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
   __pyx_t_1 = __Pyx_PyInt_As_unsigned_int(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 64; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_f_derivations = new KBest::KBestDerivations<std::vector<WordID> ,FTreeTraversal,KBest::NoFilter<std::vector<int> > > ((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "hypergraph.pxi":66
+  /* "cdec/hypergraph.pxi":66
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal, kbest.NoFilter[vector[int]]]* f_derivations = new kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal, kbest.NoFilter[vector[int]]](self.hg[0], size)
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal, kbest.NoFilter[vector[int]]].Derivation* f_derivation
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ETreeTraversal, kbest.NoFilter[vector[int]]]* e_derivations = new kbest.KBestDerivations[vector[WordID], kbest.ETreeTraversal, kbest.NoFilter[vector[int]]](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -10879,7 +10911,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
   __pyx_t_1 = __Pyx_PyInt_As_unsigned_int(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 66; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_e_derivations = new KBest::KBestDerivations<std::vector<WordID> ,ETreeTraversal,KBest::NoFilter<std::vector<int> > > ((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "hypergraph.pxi":69
+  /* "cdec/hypergraph.pxi":69
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ETreeTraversal, kbest.NoFilter[vector[int]]].Derivation* e_derivation
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -10888,7 +10920,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
  */
   /*try:*/ {
 
-    /* "hypergraph.pxi":70
+    /* "cdec/hypergraph.pxi":70
  *         cdef unsigned k
  *         try:
  *             for k in range(size):             # <<<<<<<<<<<<<<
@@ -10899,7 +10931,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
     for (__pyx_t_1 = 0; __pyx_t_1 < __pyx_t_2; __pyx_t_1+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_1;
 
-      /* "hypergraph.pxi":71
+      /* "cdec/hypergraph.pxi":71
  *         try:
  *             for k in range(size):
  *                 f_derivation = f_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -10908,7 +10940,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
  */
       __pyx_cur_scope->__pyx_v_f_derivation = __pyx_cur_scope->__pyx_v_f_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "hypergraph.pxi":72
+      /* "cdec/hypergraph.pxi":72
  *             for k in range(size):
  *                 f_derivation = f_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 e_derivation = e_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -10917,7 +10949,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
  */
       __pyx_cur_scope->__pyx_v_e_derivation = __pyx_cur_scope->__pyx_v_e_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "hypergraph.pxi":73
+      /* "cdec/hypergraph.pxi":73
  *                 f_derivation = f_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 e_derivation = e_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not f_derivation or not e_derivation: break             # <<<<<<<<<<<<<<
@@ -10939,7 +10971,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
         goto __pyx_L8_break;
       }
 
-      /* "hypergraph.pxi":74
+      /* "cdec/hypergraph.pxi":74
  *                 e_derivation = e_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not f_derivation or not e_derivation: break
  *                 f_tree = unicode(GetString(f_derivation._yield).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -10964,7 +10996,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
       __Pyx_GIVEREF(__pyx_t_5);
       __pyx_t_5 = 0;
 
-      /* "hypergraph.pxi":75
+      /* "cdec/hypergraph.pxi":75
  *                 if not f_derivation or not e_derivation: break
  *                 f_tree = unicode(GetString(f_derivation._yield).c_str(), 'utf8')
  *                 e_tree = unicode(GetString(e_derivation._yield).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -10989,7 +11021,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
       __Pyx_GIVEREF(__pyx_t_5);
       __pyx_t_5 = 0;
 
-      /* "hypergraph.pxi":76
+      /* "cdec/hypergraph.pxi":76
  *                 f_tree = unicode(GetString(f_derivation._yield).c_str(), 'utf8')
  *                 e_tree = unicode(GetString(e_derivation._yield).c_str(), 'utf8')
  *                 yield (f_tree, e_tree)             # <<<<<<<<<<<<<<
@@ -11021,7 +11053,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
     __pyx_L8_break:;
   }
 
-  /* "hypergraph.pxi":78
+  /* "cdec/hypergraph.pxi":78
  *                 yield (f_tree, e_tree)
  *         finally:
  *             del f_derivations             # <<<<<<<<<<<<<<
@@ -11032,7 +11064,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
     /*normal exit:*/{
       delete __pyx_cur_scope->__pyx_v_f_derivations;
 
-      /* "hypergraph.pxi":79
+      /* "cdec/hypergraph.pxi":79
  *         finally:
  *             del f_derivations
  *             del e_derivations             # <<<<<<<<<<<<<<
@@ -11058,7 +11090,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
       __pyx_t_7 = __pyx_lineno; __pyx_t_8 = __pyx_clineno; __pyx_t_9 = __pyx_filename;
       {
 
-        /* "hypergraph.pxi":78
+        /* "cdec/hypergraph.pxi":78
  *                 yield (f_tree, e_tree)
  *         finally:
  *             del f_derivations             # <<<<<<<<<<<<<<
@@ -11067,7 +11099,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
  */
         delete __pyx_cur_scope->__pyx_v_f_derivations;
 
-        /* "hypergraph.pxi":79
+        /* "cdec/hypergraph.pxi":79
  *         finally:
  *             del f_derivations
  *             del e_derivations             # <<<<<<<<<<<<<<
@@ -11093,7 +11125,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
     __pyx_L6:;
   }
 
-  /* "hypergraph.pxi":62
+  /* "cdec/hypergraph.pxi":62
  *             del derivations
  * 
  *     def kbest_trees(self, size):             # <<<<<<<<<<<<<<
@@ -11117,7 +11149,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_17generator5(__pyx_Generator
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "hypergraph.pxi":81
+/* "cdec/hypergraph.pxi":81
  *             del e_derivations
  * 
  *     def kbest_features(self, size):             # <<<<<<<<<<<<<<
@@ -11208,7 +11240,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 81; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "hypergraph.pxi":83
+  /* "cdec/hypergraph.pxi":83
  *     def kbest_features(self, size):
  *         """hg.kbest_trees(size) -> List of k-best feature vectors in the hypergraph."""
  *         cdef kbest.KBestDerivations[FastSparseVector[weight_t], kbest.FeatureVectorTraversal, kbest.NoFilter[FastSparseVector[double]]]* derivations = new kbest.KBestDerivations[FastSparseVector[weight_t], kbest.FeatureVectorTraversal, kbest.NoFilter[FastSparseVector[double]]](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -11218,7 +11250,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
   __pyx_t_1 = __Pyx_PyInt_As_unsigned_int(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 83; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_derivations = new KBest::KBestDerivations<FastSparseVector<weight_t> ,FeatureVectorTraversal,KBest::NoFilter<FastSparseVector<double> > > ((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "hypergraph.pxi":87
+  /* "cdec/hypergraph.pxi":87
  *         cdef SparseVector fmap
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -11227,7 +11259,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
  */
   /*try:*/ {
 
-    /* "hypergraph.pxi":88
+    /* "cdec/hypergraph.pxi":88
  *         cdef unsigned k
  *         try:
  *             for k in range(size):             # <<<<<<<<<<<<<<
@@ -11238,7 +11270,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
     for (__pyx_t_1 = 0; __pyx_t_1 < __pyx_t_2; __pyx_t_1+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_1;
 
-      /* "hypergraph.pxi":89
+      /* "cdec/hypergraph.pxi":89
  *         try:
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -11247,7 +11279,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
  */
       __pyx_cur_scope->__pyx_v_derivation = __pyx_cur_scope->__pyx_v_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "hypergraph.pxi":90
+      /* "cdec/hypergraph.pxi":90
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break             # <<<<<<<<<<<<<<
@@ -11259,7 +11291,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
         goto __pyx_L8_break;
       }
 
-      /* "hypergraph.pxi":91
+      /* "cdec/hypergraph.pxi":91
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break
  *                 fmap = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -11274,7 +11306,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
       __Pyx_GIVEREF(__pyx_t_4);
       __pyx_t_4 = 0;
 
-      /* "hypergraph.pxi":92
+      /* "cdec/hypergraph.pxi":92
  *                 if not derivation: break
  *                 fmap = SparseVector.__new__(SparseVector)
  *                 fmap.vector = new FastSparseVector[weight_t](derivation._yield)             # <<<<<<<<<<<<<<
@@ -11283,7 +11315,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
  */
       __pyx_cur_scope->__pyx_v_fmap->vector = new FastSparseVector<weight_t> (__pyx_cur_scope->__pyx_v_derivation->yield);
 
-      /* "hypergraph.pxi":93
+      /* "cdec/hypergraph.pxi":93
  *                 fmap = SparseVector.__new__(SparseVector)
  *                 fmap.vector = new FastSparseVector[weight_t](derivation._yield)
  *                 yield fmap             # <<<<<<<<<<<<<<
@@ -11307,7 +11339,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
     __pyx_L8_break:;
   }
 
-  /* "hypergraph.pxi":95
+  /* "cdec/hypergraph.pxi":95
  *                 yield fmap
  *         finally:
  *             del derivations             # <<<<<<<<<<<<<<
@@ -11352,7 +11384,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
     __pyx_L6:;
   }
 
-  /* "hypergraph.pxi":81
+  /* "cdec/hypergraph.pxi":81
  *             del e_derivations
  * 
  *     def kbest_features(self, size):             # <<<<<<<<<<<<<<
@@ -11375,7 +11407,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_20generator6(__pyx_Generator
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_23generator7(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "hypergraph.pxi":97
+/* "cdec/hypergraph.pxi":97
  *             del derivations
  * 
  *     def unique_kbest(self, size):             # <<<<<<<<<<<<<<
@@ -11467,7 +11499,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_23generator7(__pyx_Generator
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 97; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "hypergraph.pxi":99
+  /* "cdec/hypergraph.pxi":99
  *     def unique_kbest(self, size):
  *         """hg.kbest(size) -> List of unique k-best hypotheses in the hypergraph."""
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ESentenceTraversal, kbest.FilterUnique]* derivations = new kbest.KBestDerivations[vector[WordID], kbest.ESentenceTraversal, kbest.FilterUnique](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -11477,7 +11509,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_23generator7(__pyx_Generator
   __pyx_t_1 = __Pyx_PyInt_As_unsigned_int(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 99; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_derivations = new KBest::KBestDerivations<std::vector<WordID> ,ESentenceTraversal,KBest::FilterUnique> ((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "hypergraph.pxi":102
+  /* "cdec/hypergraph.pxi":102
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ESentenceTraversal, kbest.FilterUnique].Derivation* derivation
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -11486,7 +11518,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_23generator7(__pyx_Generator
  */
   /*try:*/ {
 
-    /* "hypergraph.pxi":103
+    /* "cdec/hypergraph.pxi":103
  *         cdef unsigned k
  *         try:
  *             for k in range(size):             # <<<<<<<<<<<<<<
@@ -11497,7 +11529,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_23generator7(__pyx_Generator
     for (__pyx_t_1 = 0; __pyx_t_1 < __pyx_t_2; __pyx_t_1+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_1;
 
-      /* "hypergraph.pxi":104
+      /* "cdec/hypergraph.pxi":104
  *         try:
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -11506,7 +11538,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_23generator7(__pyx_Generator
  */
       __pyx_cur_scope->__pyx_v_derivation = __pyx_cur_scope->__pyx_v_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "hypergraph.pxi":105
+      /* "cdec/hypergraph.pxi":105
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break             # <<<<<<<<<<<<<<
@@ -11518,7 +11550,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_23generator7(__pyx_Generator
         goto __pyx_L8_break;
       }
 
-      /* "hypergraph.pxi":106
+      /* "cdec/hypergraph.pxi":106
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break
  *                 yield unicode(GetString(derivation._yield).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -11555,7 +11587,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_23generator7(__pyx_Generator
     __pyx_L8_break:;
   }
 
-  /* "hypergraph.pxi":108
+  /* "cdec/hypergraph.pxi":108
  *                 yield unicode(GetString(derivation._yield).c_str(), 'utf8')
  *         finally:
  *             del derivations             # <<<<<<<<<<<<<<
@@ -11601,7 +11633,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_23generator7(__pyx_Generator
     __pyx_L6:;
   }
 
-  /* "hypergraph.pxi":97
+  /* "cdec/hypergraph.pxi":97
  *             del derivations
  * 
  *     def unique_kbest(self, size):             # <<<<<<<<<<<<<<
@@ -11625,7 +11657,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_23generator7(__pyx_Generator
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "hypergraph.pxi":110
+/* "cdec/hypergraph.pxi":110
  *             del derivations
  * 
  *     def unique_kbest_trees(self, size):             # <<<<<<<<<<<<<<
@@ -11718,7 +11750,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 110; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "hypergraph.pxi":112
+  /* "cdec/hypergraph.pxi":112
  *     def unique_kbest_trees(self, size):
  *         """hg.kbest_trees(size) -> List of unique k-best trees in the hypergraph."""
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal, kbest.FilterUnique]* f_derivations = new kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal, kbest.FilterUnique](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -11728,7 +11760,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
   __pyx_t_1 = __Pyx_PyInt_As_unsigned_int(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 112; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_f_derivations = new KBest::KBestDerivations<std::vector<WordID> ,FTreeTraversal,KBest::FilterUnique> ((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "hypergraph.pxi":114
+  /* "cdec/hypergraph.pxi":114
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal, kbest.FilterUnique]* f_derivations = new kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal, kbest.FilterUnique](self.hg[0], size)
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal, kbest.FilterUnique].Derivation* f_derivation
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ETreeTraversal, kbest.FilterUnique]* e_derivations = new kbest.KBestDerivations[vector[WordID], kbest.ETreeTraversal, kbest.FilterUnique](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -11738,7 +11770,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
   __pyx_t_1 = __Pyx_PyInt_As_unsigned_int(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 114; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_e_derivations = new KBest::KBestDerivations<std::vector<WordID> ,ETreeTraversal,KBest::FilterUnique> ((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "hypergraph.pxi":117
+  /* "cdec/hypergraph.pxi":117
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ETreeTraversal, kbest.FilterUnique].Derivation* e_derivation
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -11747,7 +11779,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
  */
   /*try:*/ {
 
-    /* "hypergraph.pxi":118
+    /* "cdec/hypergraph.pxi":118
  *         cdef unsigned k
  *         try:
  *             for k in range(size):             # <<<<<<<<<<<<<<
@@ -11758,7 +11790,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
     for (__pyx_t_1 = 0; __pyx_t_1 < __pyx_t_2; __pyx_t_1+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_1;
 
-      /* "hypergraph.pxi":119
+      /* "cdec/hypergraph.pxi":119
  *         try:
  *             for k in range(size):
  *                 f_derivation = f_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -11767,7 +11799,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
  */
       __pyx_cur_scope->__pyx_v_f_derivation = __pyx_cur_scope->__pyx_v_f_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "hypergraph.pxi":120
+      /* "cdec/hypergraph.pxi":120
  *             for k in range(size):
  *                 f_derivation = f_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 e_derivation = e_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -11776,7 +11808,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
  */
       __pyx_cur_scope->__pyx_v_e_derivation = __pyx_cur_scope->__pyx_v_e_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "hypergraph.pxi":121
+      /* "cdec/hypergraph.pxi":121
  *                 f_derivation = f_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 e_derivation = e_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not f_derivation or not e_derivation: break             # <<<<<<<<<<<<<<
@@ -11798,7 +11830,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
         goto __pyx_L8_break;
       }
 
-      /* "hypergraph.pxi":122
+      /* "cdec/hypergraph.pxi":122
  *                 e_derivation = e_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not f_derivation or not e_derivation: break
  *                 f_tree = unicode(GetString(f_derivation._yield).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -11823,7 +11855,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
       __Pyx_GIVEREF(__pyx_t_5);
       __pyx_t_5 = 0;
 
-      /* "hypergraph.pxi":123
+      /* "cdec/hypergraph.pxi":123
  *                 if not f_derivation or not e_derivation: break
  *                 f_tree = unicode(GetString(f_derivation._yield).c_str(), 'utf8')
  *                 e_tree = unicode(GetString(e_derivation._yield).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -11848,7 +11880,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
       __Pyx_GIVEREF(__pyx_t_5);
       __pyx_t_5 = 0;
 
-      /* "hypergraph.pxi":124
+      /* "cdec/hypergraph.pxi":124
  *                 f_tree = unicode(GetString(f_derivation._yield).c_str(), 'utf8')
  *                 e_tree = unicode(GetString(e_derivation._yield).c_str(), 'utf8')
  *                 yield (f_tree, e_tree)             # <<<<<<<<<<<<<<
@@ -11880,7 +11912,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
     __pyx_L8_break:;
   }
 
-  /* "hypergraph.pxi":126
+  /* "cdec/hypergraph.pxi":126
  *                 yield (f_tree, e_tree)
  *         finally:
  *             del f_derivations             # <<<<<<<<<<<<<<
@@ -11891,7 +11923,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
     /*normal exit:*/{
       delete __pyx_cur_scope->__pyx_v_f_derivations;
 
-      /* "hypergraph.pxi":127
+      /* "cdec/hypergraph.pxi":127
  *         finally:
  *             del f_derivations
  *             del e_derivations             # <<<<<<<<<<<<<<
@@ -11917,7 +11949,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
       __pyx_t_7 = __pyx_lineno; __pyx_t_8 = __pyx_clineno; __pyx_t_9 = __pyx_filename;
       {
 
-        /* "hypergraph.pxi":126
+        /* "cdec/hypergraph.pxi":126
  *                 yield (f_tree, e_tree)
  *         finally:
  *             del f_derivations             # <<<<<<<<<<<<<<
@@ -11926,7 +11958,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
  */
         delete __pyx_cur_scope->__pyx_v_f_derivations;
 
-        /* "hypergraph.pxi":127
+        /* "cdec/hypergraph.pxi":127
  *         finally:
  *             del f_derivations
  *             del e_derivations             # <<<<<<<<<<<<<<
@@ -11952,7 +11984,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
     __pyx_L6:;
   }
 
-  /* "hypergraph.pxi":110
+  /* "cdec/hypergraph.pxi":110
  *             del derivations
  * 
  *     def unique_kbest_trees(self, size):             # <<<<<<<<<<<<<<
@@ -11976,7 +12008,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_26generator8(__pyx_Generator
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "hypergraph.pxi":129
+/* "cdec/hypergraph.pxi":129
  *             del e_derivations
  * 
  *     def unique_kbest_features(self, size):             # <<<<<<<<<<<<<<
@@ -12067,7 +12099,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 129; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "hypergraph.pxi":131
+  /* "cdec/hypergraph.pxi":131
  *     def unique_kbest_features(self, size):
  *         """hg.kbest_trees(size) -> List of unique k-best feature vectors in the hypergraph."""
  *         cdef kbest.KBestDerivations[FastSparseVector[weight_t], kbest.FeatureVectorTraversal, kbest.NoFilter[FastSparseVector[double]]]* derivations = new kbest.KBestDerivations[FastSparseVector[weight_t], kbest.FeatureVectorTraversal, kbest.NoFilter[FastSparseVector[double]]](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -12077,7 +12109,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
   __pyx_t_1 = __Pyx_PyInt_As_unsigned_int(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 131; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_derivations = new KBest::KBestDerivations<FastSparseVector<weight_t> ,FeatureVectorTraversal,KBest::NoFilter<FastSparseVector<double> > > ((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "hypergraph.pxi":135
+  /* "cdec/hypergraph.pxi":135
  *         cdef SparseVector fmap
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -12086,7 +12118,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
  */
   /*try:*/ {
 
-    /* "hypergraph.pxi":136
+    /* "cdec/hypergraph.pxi":136
  *         cdef unsigned k
  *         try:
  *             for k in range(size):             # <<<<<<<<<<<<<<
@@ -12097,7 +12129,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
     for (__pyx_t_1 = 0; __pyx_t_1 < __pyx_t_2; __pyx_t_1+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_1;
 
-      /* "hypergraph.pxi":137
+      /* "cdec/hypergraph.pxi":137
  *         try:
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -12106,7 +12138,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
  */
       __pyx_cur_scope->__pyx_v_derivation = __pyx_cur_scope->__pyx_v_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "hypergraph.pxi":138
+      /* "cdec/hypergraph.pxi":138
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break             # <<<<<<<<<<<<<<
@@ -12118,7 +12150,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
         goto __pyx_L8_break;
       }
 
-      /* "hypergraph.pxi":139
+      /* "cdec/hypergraph.pxi":139
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break
  *                 fmap = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -12133,7 +12165,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
       __Pyx_GIVEREF(__pyx_t_4);
       __pyx_t_4 = 0;
 
-      /* "hypergraph.pxi":140
+      /* "cdec/hypergraph.pxi":140
  *                 if not derivation: break
  *                 fmap = SparseVector.__new__(SparseVector)
  *                 fmap.vector = new FastSparseVector[weight_t](derivation._yield)             # <<<<<<<<<<<<<<
@@ -12142,7 +12174,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
  */
       __pyx_cur_scope->__pyx_v_fmap->vector = new FastSparseVector<weight_t> (__pyx_cur_scope->__pyx_v_derivation->yield);
 
-      /* "hypergraph.pxi":141
+      /* "cdec/hypergraph.pxi":141
  *                 fmap = SparseVector.__new__(SparseVector)
  *                 fmap.vector = new FastSparseVector[weight_t](derivation._yield)
  *                 yield fmap             # <<<<<<<<<<<<<<
@@ -12166,7 +12198,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
     __pyx_L8_break:;
   }
 
-  /* "hypergraph.pxi":143
+  /* "cdec/hypergraph.pxi":143
  *                 yield fmap
  *         finally:
  *             del derivations             # <<<<<<<<<<<<<<
@@ -12211,7 +12243,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
     __pyx_L6:;
   }
 
-  /* "hypergraph.pxi":129
+  /* "cdec/hypergraph.pxi":129
  *             del e_derivations
  * 
  *     def unique_kbest_features(self, size):             # <<<<<<<<<<<<<<
@@ -12234,7 +12266,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_29generator9(__pyx_Generator
 }
 static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_32generator10(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "hypergraph.pxi":145
+/* "cdec/hypergraph.pxi":145
  *             del derivations
  * 
  *     def sample(self, unsigned n):             # <<<<<<<<<<<<<<
@@ -12337,7 +12369,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_32generator10(__pyx_Generato
   __pyx_L3_first_run:;
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-  /* "hypergraph.pxi":147
+  /* "cdec/hypergraph.pxi":147
  *     def sample(self, unsigned n):
  *         """hg.sample(n) -> Sample of n hypotheses from the hypergraph."""
  *         cdef vector[hypergraph.Hypothesis]* hypos = new vector[hypergraph.Hypothesis]()             # <<<<<<<<<<<<<<
@@ -12352,7 +12384,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_32generator10(__pyx_Generato
   }
   __pyx_cur_scope->__pyx_v_hypos = __pyx_t_1;
 
-  /* "hypergraph.pxi":148
+  /* "cdec/hypergraph.pxi":148
  *         """hg.sample(n) -> Sample of n hypotheses from the hypergraph."""
  *         cdef vector[hypergraph.Hypothesis]* hypos = new vector[hypergraph.Hypothesis]()
  *         hypergraph.sample_hypotheses(self.hg[0], n, self._rng(), hypos)             # <<<<<<<<<<<<<<
@@ -12361,7 +12393,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_32generator10(__pyx_Generato
  */
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-  /* "hypergraph.pxi":150
+  /* "cdec/hypergraph.pxi":150
  *         hypergraph.sample_hypotheses(self.hg[0], n, self._rng(), hypos)
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -12370,7 +12402,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_32generator10(__pyx_Generato
  */
   /*try:*/ {
 
-    /* "hypergraph.pxi":151
+    /* "cdec/hypergraph.pxi":151
  *         cdef unsigned k
  *         try:
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@@ -12381,7 +12413,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_32generator10(__pyx_Generato
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       __pyx_cur_scope->__pyx_v_k = __pyx_t_3;
 
-      /* "hypergraph.pxi":152
+      /* "cdec/hypergraph.pxi":152
  *         try:
  *             for k in range(hypos.size()):
  *                 yield unicode(GetString(hypos[0][k].words).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -12417,12 +12449,12 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_32generator10(__pyx_Generato
     }
   }
 
-  /* "hypergraph.pxi":154
+  /* "cdec/hypergraph.pxi":154
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  *         finally:
  *             del hypos             # <<<<<<<<<<<<<<
  * 
- *     def sample_trees(self, unsigned n):
+ *     def sample_hypotheses(self, unsigned n):
  */
   /*finally:*/ {
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@@ -12463,7 +12495,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_32generator10(__pyx_Generato
     __pyx_L6:;
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-  /* "hypergraph.pxi":145
+  /* "cdec/hypergraph.pxi":145
  *             del derivations
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  *     def sample(self, unsigned n):             # <<<<<<<<<<<<<<
@@ -12487,7 +12519,311 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_32generator10(__pyx_Generato
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 static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_35generator11(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "hypergraph.pxi":156
+/* "cdec/hypergraph.pxi":156
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+  /* "cdec/hypergraph.pxi":156
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+ * 
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+ *         Generates (sample_string, dot, fmap)"""
+ */
+
+  /* function exit code */
+  PyErr_SetNone(PyExc_StopIteration);
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+  __Pyx_XDECREF(__pyx_t_6);
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+
+/* "cdec/hypergraph.pxi":171
  *             del hypos
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  *     def sample_trees(self, unsigned n):             # <<<<<<<<<<<<<<
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 /* Python wrapper */
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-static PyObject *__pyx_pw_4cdec_5_cdec_10Hypergraph_34sample_trees(PyObject *__pyx_v_self, PyObject *__pyx_arg_n) {
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+  __pyx_r = __pyx_pf_4cdec_5_cdec_10Hypergraph_36sample_trees(((struct __pyx_obj_4cdec_5_cdec_Hypergraph *)__pyx_v_self), ((unsigned int)__pyx_v_n));
 
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+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_16_sample_trees(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_16_sample_trees, __pyx_empty_tuple, NULL);
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 }
 
-static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_35generator11(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_38generator12(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
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-  /* "hypergraph.pxi":158
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-    {__pyx_filename = __pyx_f[3]; __pyx_lineno = 158; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    {__pyx_filename = __pyx_f[3]; __pyx_lineno = 173; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "hypergraph.pxi":159
+  /* "cdec/hypergraph.pxi":174
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-  /* "hypergraph.pxi":161
+  /* "cdec/hypergraph.pxi":176
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-    /* "hypergraph.pxi":162
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-      /* "hypergraph.pxi":163
+      /* "cdec/hypergraph.pxi":178
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-  /* "hypergraph.pxi":165
+  /* "cdec/hypergraph.pxi":180
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-  /* "hypergraph.pxi":156
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 /* Python wrapper */
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+  __pyx_r = __pyx_pf_4cdec_5_cdec_10Hypergraph_39intersect(((struct __pyx_obj_4cdec_5_cdec_Hypergraph *)__pyx_v_self), ((PyObject *)__pyx_v_inp));
 
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+static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_39intersect(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self, PyObject *__pyx_v_inp) {
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-  /* "hypergraph.pxi":170
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-    /* "hypergraph.pxi":171
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     goto __pyx_L3;
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-  /* "hypergraph.pxi":172
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-    /* "hypergraph.pxi":173
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-  /* "hypergraph.pxi":176
+  /* "cdec/hypergraph.pxi":191
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  *         return hypergraph.Intersect(lat.lattice[0], self.hg)             # <<<<<<<<<<<<<<
@@ -12862,13 +13198,13 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_36intersect(struct __pyx_obj
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-  /* "hypergraph.pxi":167
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  *     def prune(self, beam_alpha=0, density=0, **kwargs):             # <<<<<<<<<<<<<<
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-static PyObject *__pyx_pw_4cdec_5_cdec_10Hypergraph_39prune(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
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-    /* "hypergraph.pxi":185
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  *     def prune(self, beam_alpha=0, density=0, **kwargs):             # <<<<<<<<<<<<<<
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-/* "hypergraph.pxi":190
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-static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_40lattice(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self) {
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@@ -13501,10 +13837,10 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_5edges_2generator12(__pyx_Ge
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     __pyx_t_1 = __pyx_cur_scope->__pyx_t_0;
     __pyx_t_2 = __pyx_cur_scope->__pyx_t_1;
-    if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 212; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 227; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "hypergraph.pxi":209
+  /* "cdec/hypergraph.pxi":224
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  *     property edges:
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 }
-static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_5nodes_2generator13(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_5nodes_2generator14(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "hypergraph.pxi":215
+/* "cdec/hypergraph.pxi":230
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  *     property nodes:
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 static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_5nodes___get__(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_17___get__ *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ *__pyx_cur_scope;
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+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_18___get__(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_18___get__, __pyx_empty_tuple, NULL);
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   __Pyx_GIVEREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
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+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_10Hypergraph_5nodes_2generator14, (PyObject *) __pyx_cur_scope, __pyx_n_s_get, __pyx_n_s_Hypergraph___get); if (unlikely(!gen)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 230; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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 }
 
-static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_5nodes_2generator13(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_5nodes_2generator14(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_17___get__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_17___get__ *)__pyx_generator->closure);
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ *)__pyx_generator->closure);
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   size_t __pyx_t_1;
   unsigned int __pyx_t_2;
@@ -13604,9 +13940,9 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_5nodes_2generator13(__pyx_Ge
     return NULL;
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-  if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 215; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 230; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "hypergraph.pxi":217
+  /* "cdec/hypergraph.pxi":232
  *         def __get__(self):
  *             cdef unsigned i
  *             for i in range(self.hg.nodes_.size()):             # <<<<<<<<<<<<<<
@@ -13617,16 +13953,16 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_5nodes_2generator13(__pyx_Ge
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     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "hypergraph.pxi":218
+    /* "cdec/hypergraph.pxi":233
  *             cdef unsigned i
  *             for i in range(self.hg.nodes_.size()):
  *                 yield HypergraphNode().init(self.hg, i)             # <<<<<<<<<<<<<<
  * 
  *     property goal:
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+    __pyx_t_3 = __Pyx_PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_HypergraphNode)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 233; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    __pyx_t_4 = ((struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphNode *)((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_3)->__pyx_vtab)->init(((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_3), __pyx_cur_scope->__pyx_v_self->hg, __pyx_cur_scope->__pyx_v_i); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 218; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = ((struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphNode *)((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_3)->__pyx_vtab)->init(((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_3), __pyx_cur_scope->__pyx_v_self->hg, __pyx_cur_scope->__pyx_v_i); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 233; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -13641,10 +13977,10 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_5nodes_2generator13(__pyx_Ge
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     __pyx_t_1 = __pyx_cur_scope->__pyx_t_0;
     __pyx_t_2 = __pyx_cur_scope->__pyx_t_1;
-    if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 218; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 233; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "hypergraph.pxi":215
+  /* "cdec/hypergraph.pxi":230
  * 
  *     property nodes:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -13667,7 +14003,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_10Hypergraph_5nodes_2generator13(__pyx_Ge
   return NULL;
 }
 
-/* "hypergraph.pxi":221
+/* "cdec/hypergraph.pxi":236
  * 
  *     property goal:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -13698,7 +14034,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_4goal___get__(struct __pyx_o
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "hypergraph.pxi":222
+  /* "cdec/hypergraph.pxi":237
  *     property goal:
  *         def __get__(self):
  *             return HypergraphNode().init(self.hg, self.hg.GoalNode())             # <<<<<<<<<<<<<<
@@ -13706,16 +14042,16 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_4goal___get__(struct __pyx_o
  *     property npaths:
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   __Pyx_XDECREF(__pyx_r);
-  __pyx_t_1 = __Pyx_PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_HypergraphNode)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 222; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = __Pyx_PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_HypergraphNode)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 237; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
-  __pyx_t_2 = ((struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphNode *)((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_1)->__pyx_vtab)->init(((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_1), __pyx_v_self->hg, __pyx_v_self->hg->GoalNode()); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 222; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = ((struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphNode *)((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_1)->__pyx_vtab)->init(((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_1), __pyx_v_self->hg, __pyx_v_self->hg->GoalNode()); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 237; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_r = __pyx_t_2;
   __pyx_t_2 = 0;
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-  /* "hypergraph.pxi":221
+  /* "cdec/hypergraph.pxi":236
  * 
  *     property goal:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -13735,7 +14071,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_4goal___get__(struct __pyx_o
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":225
+/* "cdec/hypergraph.pxi":240
  * 
  *     property npaths:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -13765,7 +14101,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_6npaths___get__(struct __pyx
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-  /* "hypergraph.pxi":226
+  /* "cdec/hypergraph.pxi":241
  *     property npaths:
  *         def __get__(self):
  *             return self.hg.NumberOfPaths()             # <<<<<<<<<<<<<<
@@ -13773,13 +14109,13 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_6npaths___get__(struct __pyx
  *     def inside_outside(self):
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   __Pyx_XDECREF(__pyx_r);
-  __pyx_t_1 = PyFloat_FromDouble(__pyx_v_self->hg->NumberOfPaths()); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 226; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyFloat_FromDouble(__pyx_v_self->hg->NumberOfPaths()); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 241; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
   __pyx_r = __pyx_t_1;
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":225
+  /* "cdec/hypergraph.pxi":240
  * 
  *     property npaths:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -13798,7 +14134,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_6npaths___get__(struct __pyx
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":228
+/* "cdec/hypergraph.pxi":243
  *             return self.hg.NumberOfPaths()
  * 
  *     def inside_outside(self):             # <<<<<<<<<<<<<<
@@ -13807,20 +14143,20 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_6npaths___get__(struct __pyx
  */
 
 /* Python wrapper */
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-static PyObject *__pyx_pw_4cdec_5_cdec_10Hypergraph_47inside_outside(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused) {
+static PyObject *__pyx_pw_4cdec_5_cdec_10Hypergraph_50inside_outside(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
+static char __pyx_doc_4cdec_5_cdec_10Hypergraph_49inside_outside[] = "hg.inside_outside() -> SparseVector with inside-outside scores for each feature.";
+static PyObject *__pyx_pw_4cdec_5_cdec_10Hypergraph_50inside_outside(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused) {
   PyObject *__pyx_r = 0;
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("inside_outside (wrapper)", 0);
-  __pyx_r = __pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(((struct __pyx_obj_4cdec_5_cdec_Hypergraph *)__pyx_v_self));
+  __pyx_r = __pyx_pf_4cdec_5_cdec_10Hypergraph_49inside_outside(((struct __pyx_obj_4cdec_5_cdec_Hypergraph *)__pyx_v_self));
 
   /* function exit code */
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 }
 
-static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self) {
+static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_49inside_outside(struct __pyx_obj_4cdec_5_cdec_Hypergraph *__pyx_v_self) {
   FastSparseVector<prob_t>  *__pyx_v_result;
   prob_t __pyx_v_z;
   struct __pyx_obj_4cdec_5_cdec_SparseVector *__pyx_v_vector = 0;
@@ -13836,7 +14172,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
   int __pyx_clineno = 0;
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-  /* "hypergraph.pxi":230
+  /* "cdec/hypergraph.pxi":245
  *     def inside_outside(self):
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  *         cdef FastSparseVector[prob_t]* result = new FastSparseVector[prob_t]()             # <<<<<<<<<<<<<<
@@ -13845,7 +14181,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
  */
   __pyx_v_result = new FastSparseVector<prob_t> ();
 
-  /* "hypergraph.pxi":231
+  /* "cdec/hypergraph.pxi":246
  *         """hg.inside_outside() -> SparseVector with inside-outside scores for each feature."""
  *         cdef FastSparseVector[prob_t]* result = new FastSparseVector[prob_t]()
  *         cdef prob_t z = hypergraph.InsideOutside(self.hg[0], result)             # <<<<<<<<<<<<<<
@@ -13854,7 +14190,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
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   __pyx_v_z = InsideOutside<prob_t, EdgeProb, SparseVector<prob_t>, EdgeFeaturesAndProbWeightFunction>((__pyx_v_self->hg[0]), __pyx_v_result);
 
-  /* "hypergraph.pxi":232
+  /* "cdec/hypergraph.pxi":247
  *         cdef FastSparseVector[prob_t]* result = new FastSparseVector[prob_t]()
  *         cdef prob_t z = hypergraph.InsideOutside(self.hg[0], result)
  *         result[0] /= z             # <<<<<<<<<<<<<<
@@ -13863,20 +14199,20 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
  */
   (__pyx_v_result[0]) /= __pyx_v_z;
 
-  /* "hypergraph.pxi":233
+  /* "cdec/hypergraph.pxi":248
  *         cdef prob_t z = hypergraph.InsideOutside(self.hg[0], result)
  *         result[0] /= z
  *         cdef SparseVector vector = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
  *         vector.vector = new FastSparseVector[double]()
  *         cdef FastSparseVector[prob_t].const_iterator* it = new FastSparseVector[prob_t].const_iterator(result[0], False)
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-  __pyx_t_1 = __pyx_tp_new_4cdec_5_cdec_SparseVector(((PyTypeObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_SparseVector)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 233; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = __pyx_tp_new_4cdec_5_cdec_SparseVector(((PyTypeObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_SparseVector)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 248; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
-  if (!(likely(__Pyx_TypeTest(__pyx_t_1, __pyx_ptype_4cdec_5_cdec_SparseVector)))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 233; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (!(likely(__Pyx_TypeTest(__pyx_t_1, __pyx_ptype_4cdec_5_cdec_SparseVector)))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 248; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_vector = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "hypergraph.pxi":234
+  /* "cdec/hypergraph.pxi":249
  *         result[0] /= z
  *         cdef SparseVector vector = SparseVector.__new__(SparseVector)
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@@ -13885,7 +14221,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
  */
   __pyx_v_vector->vector = new FastSparseVector<double> ();
 
-  /* "hypergraph.pxi":235
+  /* "cdec/hypergraph.pxi":250
  *         cdef SparseVector vector = SparseVector.__new__(SparseVector)
  *         vector.vector = new FastSparseVector[double]()
  *         cdef FastSparseVector[prob_t].const_iterator* it = new FastSparseVector[prob_t].const_iterator(result[0], False)             # <<<<<<<<<<<<<<
@@ -13894,7 +14230,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
  */
   __pyx_v_it = new FastSparseVector<prob_t> ::const_iterator((__pyx_v_result[0]), 0);
 
-  /* "hypergraph.pxi":237
+  /* "cdec/hypergraph.pxi":252
  *         cdef FastSparseVector[prob_t].const_iterator* it = new FastSparseVector[prob_t].const_iterator(result[0], False)
  *         cdef unsigned i
  *         for i in range(result.size()):             # <<<<<<<<<<<<<<
@@ -13905,7 +14241,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
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     __pyx_v_i = __pyx_t_3;
 
-    /* "hypergraph.pxi":238
+    /* "cdec/hypergraph.pxi":253
  *         cdef unsigned i
  *         for i in range(result.size()):
  *             vector.vector.set_value(it[0].ptr().first, log(it[0].ptr().second))             # <<<<<<<<<<<<<<
@@ -13914,7 +14250,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
  */
     __pyx_v_vector->vector->set_value((__pyx_v_it[0]).operator->()->first, log((__pyx_v_it[0]).operator->()->second));
 
-    /* "hypergraph.pxi":239
+    /* "cdec/hypergraph.pxi":254
  *         for i in range(result.size()):
  *             vector.vector.set_value(it[0].ptr().first, log(it[0].ptr().second))
  *             pinc(it[0]) # ++it             # <<<<<<<<<<<<<<
@@ -13924,7 +14260,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
     (++(__pyx_v_it[0]));
   }
 
-  /* "hypergraph.pxi":240
+  /* "cdec/hypergraph.pxi":255
  *             vector.vector.set_value(it[0].ptr().first, log(it[0].ptr().second))
  *             pinc(it[0]) # ++it
  *         del it             # <<<<<<<<<<<<<<
@@ -13933,7 +14269,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
  */
   delete __pyx_v_it;
 
-  /* "hypergraph.pxi":241
+  /* "cdec/hypergraph.pxi":256
  *             pinc(it[0]) # ++it
  *         del it
  *         del result             # <<<<<<<<<<<<<<
@@ -13942,7 +14278,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
  */
   delete __pyx_v_result;
 
-  /* "hypergraph.pxi":242
+  /* "cdec/hypergraph.pxi":257
  *         del it
  *         del result
  *         return vector             # <<<<<<<<<<<<<<
@@ -13954,7 +14290,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
   __pyx_r = ((PyObject *)__pyx_v_vector);
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":228
+  /* "cdec/hypergraph.pxi":243
  *             return self.hg.NumberOfPaths()
  * 
  *     def inside_outside(self):             # <<<<<<<<<<<<<<
@@ -13974,7 +14310,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_10Hypergraph_46inside_outside(struct __py
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":249
+/* "cdec/hypergraph.pxi":264
  *     cdef public TRule trule
  * 
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):             # <<<<<<<<<<<<<<
@@ -13991,7 +14327,7 @@ static PyObject *__pyx_f_4cdec_5_cdec_14HypergraphEdge_init(struct __pyx_obj_4cd
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("init", 0);
 
-  /* "hypergraph.pxi":250
+  /* "cdec/hypergraph.pxi":265
  * 
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):
  *         self.hg = hg             # <<<<<<<<<<<<<<
@@ -14000,7 +14336,7 @@ static PyObject *__pyx_f_4cdec_5_cdec_14HypergraphEdge_init(struct __pyx_obj_4cd
  */
   __pyx_v_self->hg = __pyx_v_hg;
 
-  /* "hypergraph.pxi":251
+  /* "cdec/hypergraph.pxi":266
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):
  *         self.hg = hg
  *         self.edge = &hg.edges_[i]             # <<<<<<<<<<<<<<
@@ -14009,23 +14345,23 @@ static PyObject *__pyx_f_4cdec_5_cdec_14HypergraphEdge_init(struct __pyx_obj_4cd
  */
   __pyx_v_self->edge = (&(__pyx_v_hg->edges_[__pyx_v_i]));
 
-  /* "hypergraph.pxi":252
+  /* "cdec/hypergraph.pxi":267
  *         self.hg = hg
  *         self.edge = &hg.edges_[i]
  *         self.trule = TRule.__new__(TRule)             # <<<<<<<<<<<<<<
  *         self.trule.rule = new shared_ptr[grammar.TRule](self.edge.rule_)
  *         return self
  */
-  __pyx_t_1 = __pyx_tp_new_4cdec_5_cdec_TRule(((PyTypeObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_TRule)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 252; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = __pyx_tp_new_4cdec_5_cdec_TRule(((PyTypeObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_TRule)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 267; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
-  if (!(likely(__Pyx_TypeTest(__pyx_t_1, __pyx_ptype_4cdec_5_cdec_TRule)))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 252; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (!(likely(__Pyx_TypeTest(__pyx_t_1, __pyx_ptype_4cdec_5_cdec_TRule)))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 267; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GIVEREF(__pyx_t_1);
   __Pyx_GOTREF(__pyx_v_self->trule);
   __Pyx_DECREF(((PyObject *)__pyx_v_self->trule));
   __pyx_v_self->trule = ((struct __pyx_obj_4cdec_5_cdec_TRule *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "hypergraph.pxi":253
+  /* "cdec/hypergraph.pxi":268
  *         self.edge = &hg.edges_[i]
  *         self.trule = TRule.__new__(TRule)
  *         self.trule.rule = new shared_ptr[grammar.TRule](self.edge.rule_)             # <<<<<<<<<<<<<<
@@ -14034,7 +14370,7 @@ static PyObject *__pyx_f_4cdec_5_cdec_14HypergraphEdge_init(struct __pyx_obj_4cd
  */
   __pyx_v_self->trule->rule = new boost::shared_ptr<TRule> (__pyx_v_self->edge->rule_);
 
-  /* "hypergraph.pxi":254
+  /* "cdec/hypergraph.pxi":269
  *         self.trule = TRule.__new__(TRule)
  *         self.trule.rule = new shared_ptr[grammar.TRule](self.edge.rule_)
  *         return self             # <<<<<<<<<<<<<<
@@ -14046,7 +14382,7 @@ static PyObject *__pyx_f_4cdec_5_cdec_14HypergraphEdge_init(struct __pyx_obj_4cd
   __pyx_r = ((PyObject *)__pyx_v_self);
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":249
+  /* "cdec/hypergraph.pxi":264
  *     cdef public TRule trule
  * 
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):             # <<<<<<<<<<<<<<
@@ -14065,7 +14401,7 @@ static PyObject *__pyx_f_4cdec_5_cdec_14HypergraphEdge_init(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":256
+/* "cdec/hypergraph.pxi":271
  *         return self
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -14091,7 +14427,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_14HypergraphEdge___len__(struct __pyx_ob
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "hypergraph.pxi":257
+  /* "cdec/hypergraph.pxi":272
  * 
  *     def __len__(self):
  *         return self.edge.tail_nodes_.size()             # <<<<<<<<<<<<<<
@@ -14101,7 +14437,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_14HypergraphEdge___len__(struct __pyx_ob
   __pyx_r = __pyx_v_self->edge->tail_nodes_.size();
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":256
+  /* "cdec/hypergraph.pxi":271
  *         return self
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -14115,7 +14451,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_14HypergraphEdge___len__(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":260
+/* "cdec/hypergraph.pxi":275
  * 
  *     property head_node:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -14146,7 +14482,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_9head_node___get__(struc
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "hypergraph.pxi":261
+  /* "cdec/hypergraph.pxi":276
  *     property head_node:
  *         def __get__(self):
  *             return HypergraphNode().init(self.hg, self.edge.head_node_)             # <<<<<<<<<<<<<<
@@ -14154,16 +14490,16 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_9head_node___get__(struc
  *     property tail_nodes:
  */
   __Pyx_XDECREF(__pyx_r);
-  __pyx_t_1 = __Pyx_PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_HypergraphNode)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 261; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = __Pyx_PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_HypergraphNode)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 276; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
-  __pyx_t_2 = ((struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphNode *)((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_1)->__pyx_vtab)->init(((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_1), __pyx_v_self->hg, __pyx_v_self->edge->head_node_); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 261; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = ((struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphNode *)((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_1)->__pyx_vtab)->init(((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_1), __pyx_v_self->hg, __pyx_v_self->edge->head_node_); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 276; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_r = __pyx_t_2;
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":260
+  /* "cdec/hypergraph.pxi":275
  * 
  *     property head_node:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -14182,9 +14518,9 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_9head_node___get__(struc
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_2generator14(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_2generator15(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "hypergraph.pxi":264
+/* "cdec/hypergraph.pxi":279
  * 
  *     property tail_nodes:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -14206,14 +14542,14 @@ static PyObject *__pyx_pw_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_1__get__(Py
 }
 
 static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_10tail_nodes___get__(struct __pyx_obj_4cdec_5_cdec_HypergraphEdge *__pyx_v_self) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_19___get__ *__pyx_cur_scope;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_18___get__(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_18___get__, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_19___get__ *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_19___get__(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_19___get__, __pyx_empty_tuple, NULL);
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     return NULL;
@@ -14223,7 +14559,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_10tail_nodes___get__(str
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   __Pyx_GIVEREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_2generator14, (PyObject *) __pyx_cur_scope, __pyx_n_s_get, __pyx_n_s_HypergraphEdge___get); if (unlikely(!gen)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 264; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_2generator15, (PyObject *) __pyx_cur_scope, __pyx_n_s_get, __pyx_n_s_HypergraphEdge___get); if (unlikely(!gen)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 279; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -14239,9 +14575,9 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_10tail_nodes___get__(str
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 }
 
-static PyObject *__pyx_gb_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_2generator14(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_2generator15(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ *)__pyx_generator->closure);
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_19___get__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_19___get__ *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
   unsigned int __pyx_t_1;
   unsigned int __pyx_t_2;
@@ -14260,9 +14596,9 @@ static PyObject *__pyx_gb_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_2generator1
     return NULL;
   }
   __pyx_L3_first_run:;
-  if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 264; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 279; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "hypergraph.pxi":266
+  /* "cdec/hypergraph.pxi":281
  *         def __get__(self):
  *             cdef unsigned i
  *             for i in range(self.edge.tail_nodes_.size()):             # <<<<<<<<<<<<<<
@@ -14273,16 +14609,16 @@ static PyObject *__pyx_gb_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_2generator1
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "hypergraph.pxi":267
+    /* "cdec/hypergraph.pxi":282
  *             cdef unsigned i
  *             for i in range(self.edge.tail_nodes_.size()):
  *                 yield HypergraphNode().init(self.hg, self.edge.tail_nodes_[i])             # <<<<<<<<<<<<<<
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  *     property span:
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-    __pyx_t_3 = __Pyx_PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_HypergraphNode)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 267; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_3 = __Pyx_PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_HypergraphNode)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 282; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_3);
-    __pyx_t_4 = ((struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphNode *)((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_3)->__pyx_vtab)->init(((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_3), __pyx_cur_scope->__pyx_v_self->hg, (__pyx_cur_scope->__pyx_v_self->edge->tail_nodes_[__pyx_cur_scope->__pyx_v_i])); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 267; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = ((struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphNode *)((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_3)->__pyx_vtab)->init(((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)__pyx_t_3), __pyx_cur_scope->__pyx_v_self->hg, (__pyx_cur_scope->__pyx_v_self->edge->tail_nodes_[__pyx_cur_scope->__pyx_v_i])); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 282; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -14297,10 +14633,10 @@ static PyObject *__pyx_gb_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_2generator1
     __pyx_L6_resume_from_yield:;
     __pyx_t_1 = __pyx_cur_scope->__pyx_t_0;
     __pyx_t_2 = __pyx_cur_scope->__pyx_t_1;
-    if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 267; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 282; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "hypergraph.pxi":264
+  /* "cdec/hypergraph.pxi":279
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  *     property tail_nodes:
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@@ -14323,7 +14659,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_14HypergraphEdge_10tail_nodes_2generator1
   return NULL;
 }
 
-/* "hypergraph.pxi":270
+/* "cdec/hypergraph.pxi":285
  * 
  *     property span:
  *         def __get__(self):             # <<<<<<<<<<<<<<
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-  /* "hypergraph.pxi":271
+  /* "cdec/hypergraph.pxi":286
  *     property span:
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   __Pyx_XDECREF(__pyx_r);
-  __pyx_t_1 = __Pyx_PyInt_From_short(__pyx_v_self->edge->i_); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 271; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = __Pyx_PyInt_From_short(__pyx_v_self->edge->i_); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 286; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __pyx_t_2 = __Pyx_PyInt_From_short(__pyx_v_self->edge->j_); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 271; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = __Pyx_PyInt_From_short(__pyx_v_self->edge->j_); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 286; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
-  __pyx_t_3 = PyTuple_New(2); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 271; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_3 = PyTuple_New(2); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 286; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_3);
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   __Pyx_GIVEREF(__pyx_t_1);
@@ -14379,7 +14715,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_4span___get__(struct __p
   __pyx_t_3 = 0;
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":270
+  /* "cdec/hypergraph.pxi":285
  * 
  *     property span:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -14400,7 +14736,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_4span___get__(struct __p
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":274
+/* "cdec/hypergraph.pxi":289
  * 
  *     property src_span:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -14432,7 +14768,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_8src_span___get__(struct
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-  /* "hypergraph.pxi":275
+  /* "cdec/hypergraph.pxi":290
  *     property src_span:
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@@ -14440,11 +14776,11 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_8src_span___get__(struct
  *     property feature_values:
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-  __pyx_t_1 = __Pyx_PyInt_From_short(__pyx_v_self->edge->prev_i_); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 275; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = __Pyx_PyInt_From_short(__pyx_v_self->edge->prev_i_); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 290; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+  __pyx_t_2 = __Pyx_PyInt_From_short(__pyx_v_self->edge->prev_j_); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 290; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __pyx_t_3 = PyTuple_New(2); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 275; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_3 = PyTuple_New(2); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 290; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -14456,7 +14792,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_8src_span___get__(struct
   __pyx_t_3 = 0;
   goto __pyx_L0;
 
-  /* "hypergraph.pxi":274
+  /* "cdec/hypergraph.pxi":289
  * 
  *     property src_span:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -14477,7 +14813,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_8src_span___get__(struct
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":278
+/* "cdec/hypergraph.pxi":293
  * 
  *     property feature_values:
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@@ -14508,20 +14844,20 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_14feature_values___get__
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-  /* "hypergraph.pxi":279
+  /* "cdec/hypergraph.pxi":294
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+  __pyx_t_1 = __pyx_tp_new_4cdec_5_cdec_SparseVector(((PyTypeObject *)((PyObject*)__pyx_ptype_4cdec_5_cdec_SparseVector)), __pyx_empty_tuple, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 294; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+  if (!(likely(__Pyx_TypeTest(__pyx_t_1, __pyx_ptype_4cdec_5_cdec_SparseVector)))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 294; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "hypergraph.pxi":280
+  /* "cdec/hypergraph.pxi":295
  *         def __get__(self):
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  *             vector.vector = new FastSparseVector[double](self.edge.feature_values_)             # <<<<<<<<<<<<<<
@@ -14530,7 +14866,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_14feature_values___get__
  */
   __pyx_v_vector->vector = new FastSparseVector<double> (__pyx_v_self->edge->feature_values_);
 
-  /* "hypergraph.pxi":281
+  /* "cdec/hypergraph.pxi":296
  *             cdef SparseVector vector = SparseVector.__new__(SparseVector)
  *             vector.vector = new FastSparseVector[double](self.edge.feature_values_)
  *             return vector             # <<<<<<<<<<<<<<
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   goto __pyx_L0;
 
-  /* "hypergraph.pxi":278
+  /* "cdec/hypergraph.pxi":293
  * 
  *     property feature_values:
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@@ -14562,7 +14898,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_14feature_values___get__
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 }
 
-/* "hypergraph.pxi":284
+/* "cdec/hypergraph.pxi":299
  * 
  *     property prob:
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@@ -14592,7 +14928,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_4prob___get__(struct __p
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-  /* "hypergraph.pxi":285
+  /* "cdec/hypergraph.pxi":300
  *     property prob:
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@@ -14600,13 +14936,13 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_4prob___get__(struct __p
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  */
   __Pyx_XDECREF(__pyx_r);
-  __pyx_t_1 = PyFloat_FromDouble(__pyx_v_self->edge->edge_prob_.as_float()); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 285; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyFloat_FromDouble(__pyx_v_self->edge->edge_prob_.as_float()); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 300; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "hypergraph.pxi":284
+  /* "cdec/hypergraph.pxi":299
  * 
  *     property prob:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -14625,7 +14961,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_4prob___get__(struct __p
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":287
+/* "cdec/hypergraph.pxi":302
  *             return self.edge.edge_prob_.as_float()
  * 
  *     def __richcmp__(HypergraphEdge x, HypergraphEdge y, int op):             # <<<<<<<<<<<<<<
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-  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_x), __pyx_ptype_4cdec_5_cdec_HypergraphEdge, 1, "x", 0))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 287; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_y), __pyx_ptype_4cdec_5_cdec_HypergraphEdge, 1, "y", 0))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 287; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_x), __pyx_ptype_4cdec_5_cdec_HypergraphEdge, 1, "x", 0))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 302; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_y), __pyx_ptype_4cdec_5_cdec_HypergraphEdge, 1, "y", 0))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 302; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   /* function exit code */
@@ -14665,7 +15001,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_2__richcmp__(struct __py
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-  /* "hypergraph.pxi":290
+  /* "cdec/hypergraph.pxi":305
  *         if op == 2: # ==
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  *         elif op == 3: # !=             # <<<<<<<<<<<<<<
@@ -14674,7 +15010,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_2__richcmp__(struct __py
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   switch (__pyx_v_op) {
 
-    /* "hypergraph.pxi":288
+    /* "cdec/hypergraph.pxi":303
  * 
  *     def __richcmp__(HypergraphEdge x, HypergraphEdge y, int op):
  *         if op == 2: # ==             # <<<<<<<<<<<<<<
@@ -14683,7 +15019,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_2__richcmp__(struct __py
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     case 2:
 
-    /* "hypergraph.pxi":289
+    /* "cdec/hypergraph.pxi":304
  *     def __richcmp__(HypergraphEdge x, HypergraphEdge y, int op):
  *         if op == 2: # ==
  *             return x.edge == y.edge             # <<<<<<<<<<<<<<
@@ -14691,14 +15027,14 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_2__richcmp__(struct __py
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+    __pyx_t_1 = __Pyx_PyBool_FromLong((__pyx_v_x->edge == __pyx_v_y->edge)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 304; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    /* "hypergraph.pxi":290
+    /* "cdec/hypergraph.pxi":305
  *         if op == 2: # ==
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  *         elif op == 3: # !=             # <<<<<<<<<<<<<<
@@ -14707,7 +15043,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_2__richcmp__(struct __py
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     case 3:
 
-    /* "hypergraph.pxi":291
+    /* "cdec/hypergraph.pxi":306
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+    __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_t_1); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 306; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+    __pyx_t_1 = __Pyx_PyBool_FromLong((!__pyx_t_2)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 306; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -14727,20 +15063,20 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphEdge_2__richcmp__(struct __py
     default: break;
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-  /* "hypergraph.pxi":292
+  /* "cdec/hypergraph.pxi":307
  *         elif op == 3: # !=
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  *         raise NotImplemented('comparison not implemented for HypergraphEdge')             # <<<<<<<<<<<<<<
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  * cdef class HypergraphNode:
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+  __pyx_t_1 = __Pyx_PyObject_Call(__pyx_builtin_NotImplemented, __pyx_tuple__6, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 307; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  {__pyx_filename = __pyx_f[3]; __pyx_lineno = 292; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  {__pyx_filename = __pyx_f[3]; __pyx_lineno = 307; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "hypergraph.pxi":287
+  /* "cdec/hypergraph.pxi":302
  *             return self.edge.edge_prob_.as_float()
  * 
  *     def __richcmp__(HypergraphEdge x, HypergraphEdge y, int op):             # <<<<<<<<<<<<<<
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   return __pyx_r;
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-/* "hypergraph.pxi":247
+/* "cdec/hypergraph.pxi":262
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  *     cdef hypergraph.HypergraphEdge* edge
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+  if (!(likely(((__pyx_v_value) == Py_None) || likely(__Pyx_TypeTest(__pyx_v_value, __pyx_ptype_4cdec_5_cdec_TRule))))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 262; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-/* "hypergraph.pxi":298
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  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):             # <<<<<<<<<<<<<<
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-  /* "hypergraph.pxi":299
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-  /* "hypergraph.pxi":300
+  /* "cdec/hypergraph.pxi":315
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):
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-  /* "hypergraph.pxi":301
+  /* "cdec/hypergraph.pxi":316
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  *         return self             # <<<<<<<<<<<<<<
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-  /* "hypergraph.pxi":298
+  /* "cdec/hypergraph.pxi":313
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  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):             # <<<<<<<<<<<<<<
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-/* "hypergraph.pxi":304
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  *     property id:
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-  /* "hypergraph.pxi":305
+  /* "cdec/hypergraph.pxi":320
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+  __pyx_t_1 = __Pyx_PyInt_From_int(__pyx_v_self->node->id_); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 320; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "hypergraph.pxi":304
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+    __pyx_t_4 = ((struct __pyx_vtabstruct_4cdec_5_cdec_HypergraphEdge *)((struct __pyx_obj_4cdec_5_cdec_HypergraphEdge *)__pyx_t_3)->__pyx_vtab)->init(((struct __pyx_obj_4cdec_5_cdec_HypergraphEdge *)__pyx_t_3), __pyx_cur_scope->__pyx_v_self->hg, (__pyx_cur_scope->__pyx_v_self->node->in_edges_[__pyx_cur_scope->__pyx_v_i])); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 326; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-/* "hypergraph.pxi":314
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+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__ *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_21___get__(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_21___get__, __pyx_empty_tuple, NULL);
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-static PyObject *__pyx_gb_4cdec_5_cdec_14HypergraphNode_9out_edges_2generator16(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
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-  /* "hypergraph.pxi":316
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@@ -15404,7 +15740,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphNode_3cat___get__(struct __py
     goto __pyx_L0;
   }
 
-  /* "hypergraph.pxi":324
+  /* "cdec/hypergraph.pxi":339
  * 
  *     property cat:
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@@ -15426,7 +15762,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphNode_3cat___get__(struct __py
   return __pyx_r;
 }
 
-/* "hypergraph.pxi":328
+/* "cdec/hypergraph.pxi":343
  *                 return str(TDConvert(-self.node.cat_).c_str())
  * 
  *     def __richcmp__(HypergraphNode x, HypergraphNode y, int op):             # <<<<<<<<<<<<<<
@@ -15443,8 +15779,8 @@ static PyObject *__pyx_pw_4cdec_5_cdec_14HypergraphNode_1__richcmp__(PyObject *_
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-  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_x), __pyx_ptype_4cdec_5_cdec_HypergraphNode, 1, "x", 0))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 328; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_y), __pyx_ptype_4cdec_5_cdec_HypergraphNode, 1, "y", 0))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 328; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_x), __pyx_ptype_4cdec_5_cdec_HypergraphNode, 1, "x", 0))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 343; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_y), __pyx_ptype_4cdec_5_cdec_HypergraphNode, 1, "y", 0))) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 343; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   /* function exit code */
@@ -15466,7 +15802,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphNode___richcmp__(struct __pyx
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-  /* "hypergraph.pxi":331
+  /* "cdec/hypergraph.pxi":346
  *         if op == 2: # ==
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  *         elif op == 3: # !=             # <<<<<<<<<<<<<<
@@ -15475,7 +15811,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphNode___richcmp__(struct __pyx
  */
   switch (__pyx_v_op) {
 
-    /* "hypergraph.pxi":329
+    /* "cdec/hypergraph.pxi":344
  * 
  *     def __richcmp__(HypergraphNode x, HypergraphNode y, int op):
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@@ -15484,7 +15820,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphNode___richcmp__(struct __pyx
  */
     case 2:
 
-    /* "hypergraph.pxi":330
+    /* "cdec/hypergraph.pxi":345
  *     def __richcmp__(HypergraphNode x, HypergraphNode y, int op):
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@@ -15492,14 +15828,14 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphNode___richcmp__(struct __pyx
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+    __pyx_t_1 = __Pyx_PyBool_FromLong((__pyx_v_x->node == __pyx_v_y->node)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 345; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    /* "hypergraph.pxi":331
+    /* "cdec/hypergraph.pxi":346
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  *         elif op == 3: # !=             # <<<<<<<<<<<<<<
@@ -15508,17 +15844,17 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphNode___richcmp__(struct __pyx
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-    /* "hypergraph.pxi":332
+    /* "cdec/hypergraph.pxi":347
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+    __pyx_t_1 = PyObject_RichCompare(((PyObject *)__pyx_v_x), ((PyObject *)__pyx_v_y), Py_EQ); __Pyx_XGOTREF(__pyx_t_1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 347; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_t_1); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 347; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+    __pyx_t_1 = __Pyx_PyBool_FromLong((!__pyx_t_2)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 347; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -15527,18 +15863,18 @@ static PyObject *__pyx_pf_4cdec_5_cdec_14HypergraphNode___richcmp__(struct __pyx
     default: break;
   }
 
-  /* "hypergraph.pxi":333
+  /* "cdec/hypergraph.pxi":348
  *         elif op == 3: # !=
  *             return not (x == y)
  *         raise NotImplemented('comparison not implemented for HypergraphNode')             # <<<<<<<<<<<<<<
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+  __pyx_t_1 = __Pyx_PyObject_Call(__pyx_builtin_NotImplemented, __pyx_tuple__7, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 348; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  {__pyx_filename = __pyx_f[3]; __pyx_lineno = 333; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  {__pyx_filename = __pyx_f[3]; __pyx_lineno = 348; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "hypergraph.pxi":328
+  /* "cdec/hypergraph.pxi":343
  *                 return str(TDConvert(-self.node.cat_).c_str())
  * 
  *     def __richcmp__(HypergraphNode x, HypergraphNode y, int op):             # <<<<<<<<<<<<<<
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   return __pyx_r;
 }
 
-/* "lattice.pxi":6
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  *     cdef lattice.Lattice* lattice
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
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-  /* "lattice.pxi":7
+  /* "cdec/lattice.pxi":7
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  *     def __cinit__(self):
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  */
   __pyx_v_self->lattice = new Lattice();
 
-  /* "lattice.pxi":6
+  /* "cdec/lattice.pxi":6
  *     cdef lattice.Lattice* lattice
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  *     def __cinit__(self):             # <<<<<<<<<<<<<<
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   return __pyx_r;
 }
 
-/* "lattice.pxi":9
+/* "cdec/lattice.pxi":9
  *         self.lattice = new lattice.Lattice()
  * 
  *     def __init__(self, inp):             # <<<<<<<<<<<<<<
@@ -15691,7 +16027,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_2__init__(struct __pyx_obj_4cdec_5_cde
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   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "lattice.pxi":12
+  /* "cdec/lattice.pxi":12
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-    /* "lattice.pxi":13
+    /* "cdec/lattice.pxi":13
  *         Lattice(string) -> Lattice from PLF representation."""
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  *             self.lattice.resize(len(inp))             # <<<<<<<<<<<<<<
@@ -15712,7 +16048,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_2__init__(struct __pyx_obj_4cdec_5_cde
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     __pyx_v_self->lattice->resize(__pyx_t_3);
 
-    /* "lattice.pxi":14
+    /* "cdec/lattice.pxi":14
  *         if isinstance(inp, tuple):
  *             self.lattice.resize(len(inp))
  *             for i, arcs in enumerate(inp):             # <<<<<<<<<<<<<<
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       __pyx_t_7 = 0;
 
-      /* "lattice.pxi":15
+      /* "cdec/lattice.pxi":15
  *             self.lattice.resize(len(inp))
  *             for i, arcs in enumerate(inp):
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-      /* "lattice.pxi":14
+      /* "cdec/lattice.pxi":14
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   }
 
-  /* "lattice.pxi":16
+  /* "cdec/lattice.pxi":16
  *             for i, arcs in enumerate(inp):
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-    /* "lattice.pxi":17
+    /* "cdec/lattice.pxi":17
  *                 self[i] = arcs
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   }
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-    /* "lattice.pxi":19
+    /* "cdec/lattice.pxi":19
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-  /* "lattice.pxi":9
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  * 
  *     def __init__(self, inp):             # <<<<<<<<<<<<<<
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   return __pyx_r;
 }
 
-/* "lattice.pxi":21
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  *             raise TypeError('cannot create lattice from %s' % type(inp))
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  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
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-  /* "lattice.pxi":22
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  *     def __dealloc__(self):
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-  /* "lattice.pxi":21
+  /* "cdec/lattice.pxi":21
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  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
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-/* "lattice.pxi":24
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-  /* "lattice.pxi":25
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  *     def __getitem__(self, int index):
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-    /* "lattice.pxi":26
+    /* "cdec/lattice.pxi":26
  *     def __getitem__(self, int index):
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-  /* "lattice.pxi":27
+  /* "cdec/lattice.pxi":27
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   __pyx_t_4 = 0;
 
-  /* "lattice.pxi":28
+  /* "cdec/lattice.pxi":28
  *             raise IndexError('lattice index out of range')
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-  /* "lattice.pxi":31
+  /* "cdec/lattice.pxi":31
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@@ -16025,7 +16361,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_6__getitem__(struct __pyx_obj_4c
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-    /* "lattice.pxi":32
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  *         cdef unsigned i
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@@ -16034,7 +16370,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_6__getitem__(struct __pyx_obj_4c
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-    /* "lattice.pxi":33
+    /* "cdec/lattice.pxi":33
  *         for i in range(arc_vector.size()):
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     __pyx_t_4 = 0;
 
-    /* "lattice.pxi":34
+    /* "cdec/lattice.pxi":34
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   }
 
-  /* "lattice.pxi":35
+  /* "cdec/lattice.pxi":35
  *             label = unicode(TDConvert(arc.label).c_str(), 'utf8')
  *             arcs.append((label, arc.cost, arc.dist2next))
  *         return tuple(arcs)             # <<<<<<<<<<<<<<
@@ -16097,7 +16433,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_6__getitem__(struct __pyx_obj_4c
   __pyx_t_8 = 0;
   goto __pyx_L0;
 
-  /* "lattice.pxi":24
+  /* "cdec/lattice.pxi":24
  *         del self.lattice
  * 
  *     def __getitem__(self, int index):             # <<<<<<<<<<<<<<
@@ -16120,7 +16456,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_6__getitem__(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "lattice.pxi":37
+/* "cdec/lattice.pxi":37
  *         return tuple(arcs)
  * 
  *     def __setitem__(self, int index, tuple arcs):             # <<<<<<<<<<<<<<
@@ -16185,7 +16521,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_4cdec_5_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__setitem__", 0);
 
-  /* "lattice.pxi":38
+  /* "cdec/lattice.pxi":38
  * 
  *     def __setitem__(self, int index, tuple arcs):
  *         if not 0 <= index < len(self):             # <<<<<<<<<<<<<<
@@ -16200,7 +16536,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_4cdec_5_
   __pyx_t_3 = ((!(__pyx_t_1 != 0)) != 0);
   if (__pyx_t_3) {
 
-    /* "lattice.pxi":39
+    /* "cdec/lattice.pxi":39
  *     def __setitem__(self, int index, tuple arcs):
  *         if not 0 <= index < len(self):
  *             raise IndexError('lattice index out of range')             # <<<<<<<<<<<<<<
@@ -16214,7 +16550,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_4cdec_5_
     {__pyx_filename = __pyx_f[4]; __pyx_lineno = 39; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "lattice.pxi":41
+  /* "cdec/lattice.pxi":41
  *             raise IndexError('lattice index out of range')
  *         cdef lattice.LatticeArc* arc
  *         for (label, cost, dist2next) in arcs:             # <<<<<<<<<<<<<<
@@ -16297,7 +16633,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_4cdec_5_
     __Pyx_XDECREF_SET(__pyx_v_dist2next, __pyx_t_8);
     __pyx_t_8 = 0;
 
-    /* "lattice.pxi":42
+    /* "cdec/lattice.pxi":42
  *         cdef lattice.LatticeArc* arc
  *         for (label, cost, dist2next) in arcs:
  *             label_str = as_str(label)             # <<<<<<<<<<<<<<
@@ -16309,7 +16645,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_4cdec_5_
     __Pyx_XDECREF_SET(__pyx_v_label_str, ((PyObject*)__pyx_t_5));
     __pyx_t_5 = 0;
 
-    /* "lattice.pxi":43
+    /* "cdec/lattice.pxi":43
  *         for (label, cost, dist2next) in arcs:
  *             label_str = as_str(label)
  *             arc = new lattice.LatticeArc(TDConvert(label_str), cost, dist2next)             # <<<<<<<<<<<<<<
@@ -16321,7 +16657,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_4cdec_5_
     __pyx_t_13 = __Pyx_PyInt_As_int(__pyx_v_dist2next); if (unlikely((__pyx_t_13 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 43; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __pyx_v_arc = new LatticeArc(TD::Convert(__pyx_t_11), __pyx_t_12, __pyx_t_13);
 
-    /* "lattice.pxi":44
+    /* "cdec/lattice.pxi":44
  *             label_str = as_str(label)
  *             arc = new lattice.LatticeArc(TDConvert(label_str), cost, dist2next)
  *             self.lattice[0][index].push_back(arc[0])             # <<<<<<<<<<<<<<
@@ -16330,7 +16666,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_4cdec_5_
  */
     ((__pyx_v_self->lattice[0])[__pyx_v_index]).push_back((__pyx_v_arc[0]));
 
-    /* "lattice.pxi":45
+    /* "cdec/lattice.pxi":45
  *             arc = new lattice.LatticeArc(TDConvert(label_str), cost, dist2next)
  *             self.lattice[0][index].push_back(arc[0])
  *             del arc             # <<<<<<<<<<<<<<
@@ -16339,7 +16675,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_4cdec_5_
  */
     delete __pyx_v_arc;
 
-    /* "lattice.pxi":41
+    /* "cdec/lattice.pxi":41
  *             raise IndexError('lattice index out of range')
  *         cdef lattice.LatticeArc* arc
  *         for (label, cost, dist2next) in arcs:             # <<<<<<<<<<<<<<
@@ -16349,7 +16685,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_4cdec_5_
   }
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-  /* "lattice.pxi":37
+  /* "cdec/lattice.pxi":37
  *         return tuple(arcs)
  * 
  *     def __setitem__(self, int index, tuple arcs):             # <<<<<<<<<<<<<<
@@ -16378,7 +16714,7 @@ static int __pyx_pf_4cdec_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_4cdec_5_
   return __pyx_r;
 }
 
-/* "lattice.pxi":47
+/* "cdec/lattice.pxi":47
  *             del arc
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -16404,7 +16740,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_7Lattice_10__len__(struct __pyx_obj_4cde
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   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "lattice.pxi":48
+  /* "cdec/lattice.pxi":48
  * 
  *     def __len__(self):
  *         return self.lattice.size()             # <<<<<<<<<<<<<<
@@ -16414,7 +16750,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_7Lattice_10__len__(struct __pyx_obj_4cde
   __pyx_r = __pyx_v_self->lattice->size();
   goto __pyx_L0;
 
-  /* "lattice.pxi":47
+  /* "cdec/lattice.pxi":47
  *             del arc
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -16428,7 +16764,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_7Lattice_10__len__(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "lattice.pxi":50
+/* "cdec/lattice.pxi":50
  *         return self.lattice.size()
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -16459,7 +16795,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_12__str__(struct __pyx_obj_4cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "lattice.pxi":51
+  /* "cdec/lattice.pxi":51
  * 
  *     def __str__(self):
  *         return str(hypergraph.AsPLF(self.lattice[0], True).c_str())             # <<<<<<<<<<<<<<
@@ -16481,7 +16817,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_12__str__(struct __pyx_obj_4cdec
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "lattice.pxi":50
+  /* "cdec/lattice.pxi":50
  *         return self.lattice.size()
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -16501,7 +16837,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_12__str__(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "lattice.pxi":53
+/* "cdec/lattice.pxi":53
  *         return str(hypergraph.AsPLF(self.lattice[0], True).c_str())
  * 
  *     def __unicode__(self):             # <<<<<<<<<<<<<<
@@ -16532,7 +16868,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_14__unicode__(struct __pyx_obj_4
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__unicode__", 0);
 
-  /* "lattice.pxi":54
+  /* "cdec/lattice.pxi":54
  * 
  *     def __unicode__(self):
  *         return unicode(str(self), 'utf8')             # <<<<<<<<<<<<<<
@@ -16563,7 +16899,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_14__unicode__(struct __pyx_obj_4
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "lattice.pxi":53
+  /* "cdec/lattice.pxi":53
  *         return str(hypergraph.AsPLF(self.lattice[0], True).c_str())
  * 
  *     def __unicode__(self):             # <<<<<<<<<<<<<<
@@ -16582,9 +16918,9 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_14__unicode__(struct __pyx_obj_4
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_18generator17(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_18generator18(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "lattice.pxi":56
+/* "cdec/lattice.pxi":56
  *         return unicode(str(self), 'utf8')
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -16606,14 +16942,14 @@ static PyObject *__pyx_pw_4cdec_5_cdec_7Lattice_17__iter__(PyObject *__pyx_v_sel
 }
 
 static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_16__iter__(struct __pyx_obj_4cdec_5_cdec_Lattice *__pyx_v_self) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *__pyx_cur_scope;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__iter__", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_21___iter__(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_21___iter__, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_22___iter__(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_22___iter__, __pyx_empty_tuple, NULL);
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     __Pyx_RefNannyFinishContext();
     return NULL;
@@ -16623,7 +16959,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_16__iter__(struct __pyx_obj_4cde
   __Pyx_INCREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
   __Pyx_GIVEREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_7Lattice_18generator17, (PyObject *) __pyx_cur_scope, __pyx_n_s_iter, __pyx_n_s_Lattice___iter); if (unlikely(!gen)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 56; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_7Lattice_18generator18, (PyObject *) __pyx_cur_scope, __pyx_n_s_iter, __pyx_n_s_Lattice___iter); if (unlikely(!gen)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 56; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -16639,9 +16975,9 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_16__iter__(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_18generator17(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_18generator18(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *)__pyx_generator->closure);
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
   Py_ssize_t __pyx_t_1;
   unsigned int __pyx_t_2;
@@ -16661,7 +16997,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_18generator17(__pyx_GeneratorObj
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 56; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "lattice.pxi":58
+  /* "cdec/lattice.pxi":58
  *     def __iter__(self):
  *         cdef unsigned i
  *         for i in range(len(self)):             # <<<<<<<<<<<<<<
@@ -16672,7 +17008,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_18generator17(__pyx_GeneratorObj
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "lattice.pxi":59
+    /* "cdec/lattice.pxi":59
  *         cdef unsigned i
  *         for i in range(len(self)):
  *             yield self[i]             # <<<<<<<<<<<<<<
@@ -16696,7 +17032,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_18generator17(__pyx_GeneratorObj
     if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 59; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "lattice.pxi":56
+  /* "cdec/lattice.pxi":56
  *         return unicode(str(self), 'utf8')
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -16718,7 +17054,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_18generator17(__pyx_GeneratorObj
   return NULL;
 }
 
-/* "lattice.pxi":61
+/* "cdec/lattice.pxi":61
  *             yield self[i]
  * 
  *     def todot(self):             # <<<<<<<<<<<<<<
@@ -16739,9 +17075,9 @@ static PyObject *__pyx_pw_4cdec_5_cdec_7Lattice_20todot(PyObject *__pyx_v_self,
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator24(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "lattice.pxi":63
+/* "cdec/lattice.pxi":63
  *     def todot(self):
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():             # <<<<<<<<<<<<<<
@@ -16764,24 +17100,24 @@ static PyObject *__pyx_pw_4cdec_5_cdec_7Lattice_5todot_1lines(PyObject *__pyx_se
 }
 
 static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_5todot_lines(PyObject *__pyx_self) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *__pyx_cur_scope;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("lines", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_23_lines(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_23_lines, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_24_lines(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_24_lines, __pyx_empty_tuple, NULL);
   if (unlikely(!__pyx_cur_scope)) {
     __Pyx_RefNannyFinishContext();
     return NULL;
   }
   __Pyx_GOTREF(__pyx_cur_scope);
-  __pyx_cur_scope->__pyx_outer_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *) __Pyx_CyFunction_GetClosure(__pyx_self);
+  __pyx_cur_scope->__pyx_outer_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *) __Pyx_CyFunction_GetClosure(__pyx_self);
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23, (PyObject *) __pyx_cur_scope, __pyx_n_s_lines, __pyx_n_s_todot_locals_lines); if (unlikely(!gen)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator24, (PyObject *) __pyx_cur_scope, __pyx_n_s_lines, __pyx_n_s_todot_locals_lines); if (unlikely(!gen)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -16797,9 +17133,9 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_5todot_lines(PyObject *__pyx_sel
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 }
 
-static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator24(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *)__pyx_generator->closure);
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
   PyObject *__pyx_t_1 = NULL;
   Py_ssize_t __pyx_t_2;
@@ -16833,7 +17169,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "lattice.pxi":64
+  /* "cdec/lattice.pxi":64
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():
  *             yield 'digraph lattice {'             # <<<<<<<<<<<<<<
@@ -16850,7 +17186,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
   __pyx_L4_resume_from_yield:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 64; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "lattice.pxi":65
+  /* "cdec/lattice.pxi":65
  *         def lines():
  *             yield 'digraph lattice {'
  *             yield 'rankdir = LR;'             # <<<<<<<<<<<<<<
@@ -16867,7 +17203,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
   __pyx_L5_resume_from_yield:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 65; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "lattice.pxi":66
+  /* "cdec/lattice.pxi":66
  *             yield 'digraph lattice {'
  *             yield 'rankdir = LR;'
  *             yield 'node [shape=circle];'             # <<<<<<<<<<<<<<
@@ -16884,7 +17220,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
   __pyx_L6_resume_from_yield:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 66; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "lattice.pxi":67
+  /* "cdec/lattice.pxi":67
  *             yield 'rankdir = LR;'
  *             yield 'node [shape=circle];'
  *             for i in range(len(self)):             # <<<<<<<<<<<<<<
@@ -16949,7 +17285,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
     __Pyx_GIVEREF(__pyx_t_1);
     __pyx_t_1 = 0;
 
-    /* "lattice.pxi":68
+    /* "cdec/lattice.pxi":68
  *             yield 'node [shape=circle];'
  *             for i in range(len(self)):
  *                 for label, weight, delta in self[i]:             # <<<<<<<<<<<<<<
@@ -17067,7 +17403,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
       __Pyx_GIVEREF(__pyx_t_10);
       __pyx_t_10 = 0;
 
-      /* "lattice.pxi":69
+      /* "cdec/lattice.pxi":69
  *             for i in range(len(self)):
  *                 for label, weight, delta in self[i]:
  *                     yield '%d -> %d [label="%s"];' % (i, i+delta, label.replace('"', '\\"'))             # <<<<<<<<<<<<<<
@@ -17123,7 +17459,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
       __pyx_t_7 = __pyx_cur_scope->__pyx_t_5;
       if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 69; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-      /* "lattice.pxi":68
+      /* "cdec/lattice.pxi":68
  *             yield 'node [shape=circle];'
  *             for i in range(len(self)):
  *                 for label, weight, delta in self[i]:             # <<<<<<<<<<<<<<
@@ -17133,7 +17469,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
     }
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-    /* "lattice.pxi":67
+    /* "cdec/lattice.pxi":67
  *             yield 'rankdir = LR;'
  *             yield 'node [shape=circle];'
  *             for i in range(len(self)):             # <<<<<<<<<<<<<<
@@ -17143,7 +17479,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
   }
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "lattice.pxi":70
+  /* "cdec/lattice.pxi":70
  *                 for label, weight, delta in self[i]:
  *                     yield '%d -> %d [label="%s"];' % (i, i+delta, label.replace('"', '\\"'))
  *             yield '%d [shape=doublecircle]' % len(self)             # <<<<<<<<<<<<<<
@@ -17170,7 +17506,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
   __pyx_L14_resume_from_yield:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 70; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "lattice.pxi":71
+  /* "cdec/lattice.pxi":71
  *                     yield '%d -> %d [label="%s"];' % (i, i+delta, label.replace('"', '\\"'))
  *             yield '%d [shape=doublecircle]' % len(self)
  *             yield '}'             # <<<<<<<<<<<<<<
@@ -17187,7 +17523,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
   __pyx_L15_resume_from_yield:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 71; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "lattice.pxi":63
+  /* "cdec/lattice.pxi":63
  *     def todot(self):
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():             # <<<<<<<<<<<<<<
@@ -17215,7 +17551,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
   return NULL;
 }
 
-/* "lattice.pxi":61
+/* "cdec/lattice.pxi":61
  *             yield self[i]
  * 
  *     def todot(self):             # <<<<<<<<<<<<<<
@@ -17224,7 +17560,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_7Lattice_5todot_2generator23(__pyx_Genera
  */
 
 static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_19todot(struct __pyx_obj_4cdec_5_cdec_Lattice *__pyx_v_self) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *__pyx_cur_scope;
   PyObject *__pyx_v_lines = 0;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
@@ -17234,7 +17570,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_19todot(struct __pyx_obj_4cdec_5
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("todot", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_22_todot(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_22_todot, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_23_todot(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_23_todot, __pyx_empty_tuple, NULL);
   if (unlikely(!__pyx_cur_scope)) {
     __Pyx_RefNannyFinishContext();
     return NULL;
@@ -17244,7 +17580,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_19todot(struct __pyx_obj_4cdec_5
   __Pyx_INCREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
   __Pyx_GIVEREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
 
-  /* "lattice.pxi":63
+  /* "cdec/lattice.pxi":63
  *     def todot(self):
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():             # <<<<<<<<<<<<<<
@@ -17256,7 +17592,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_19todot(struct __pyx_obj_4cdec_5
   __pyx_v_lines = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "lattice.pxi":72
+  /* "cdec/lattice.pxi":72
  *             yield '%d [shape=doublecircle]' % len(self)
  *             yield '}'
  *         return '\n'.join(lines()).encode('utf8')             # <<<<<<<<<<<<<<
@@ -17279,7 +17615,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_19todot(struct __pyx_obj_4cdec_5
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "lattice.pxi":61
+  /* "cdec/lattice.pxi":61
  *             yield self[i]
  * 
  *     def todot(self):             # <<<<<<<<<<<<<<
@@ -17301,7 +17637,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_19todot(struct __pyx_obj_4cdec_5
   return __pyx_r;
 }
 
-/* "lattice.pxi":74
+/* "cdec/lattice.pxi":74
  *         return '\n'.join(lines()).encode('utf8')
  * 
  *     def as_hypergraph(self):             # <<<<<<<<<<<<<<
@@ -17336,7 +17672,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("as_hypergraph", 0);
 
-  /* "lattice.pxi":76
+  /* "cdec/lattice.pxi":76
  *     def as_hypergraph(self):
  *         """lattice.as_hypergraph() -> Hypergraph representation of the lattice."""
  *         cdef Hypergraph result = Hypergraph.__new__(Hypergraph)             # <<<<<<<<<<<<<<
@@ -17349,7 +17685,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj
   __pyx_v_result = ((struct __pyx_obj_4cdec_5_cdec_Hypergraph *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "lattice.pxi":77
+  /* "cdec/lattice.pxi":77
  *         """lattice.as_hypergraph() -> Hypergraph representation of the lattice."""
  *         cdef Hypergraph result = Hypergraph.__new__(Hypergraph)
  *         result.hg = new hypergraph.Hypergraph()             # <<<<<<<<<<<<<<
@@ -17358,7 +17694,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj
  */
   __pyx_v_result->hg = new Hypergraph();
 
-  /* "lattice.pxi":78
+  /* "cdec/lattice.pxi":78
  *         cdef Hypergraph result = Hypergraph.__new__(Hypergraph)
  *         result.hg = new hypergraph.Hypergraph()
  *         cdef bytes plf = str(self)             # <<<<<<<<<<<<<<
@@ -17377,7 +17713,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj
   __pyx_v_plf = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "lattice.pxi":79
+  /* "cdec/lattice.pxi":79
  *         result.hg = new hypergraph.Hypergraph()
  *         cdef bytes plf = str(self)
  *         hypergraph.ReadFromPLF(plf, result.hg)             # <<<<<<<<<<<<<<
@@ -17386,7 +17722,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj
   __pyx_t_3 = __pyx_convert_string_from_py_(__pyx_v_plf); if (unlikely(PyErr_Occurred())) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 79; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   HypergraphIO::ReadFromPLF(__pyx_t_3, __pyx_v_result->hg);
 
-  /* "lattice.pxi":80
+  /* "cdec/lattice.pxi":80
  *         cdef bytes plf = str(self)
  *         hypergraph.ReadFromPLF(plf, result.hg)
  *         return result             # <<<<<<<<<<<<<<
@@ -17396,7 +17732,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj
   __pyx_r = ((PyObject *)__pyx_v_result);
   goto __pyx_L0;
 
-  /* "lattice.pxi":74
+  /* "cdec/lattice.pxi":74
  *         return '\n'.join(lines()).encode('utf8')
  * 
  *     def as_hypergraph(self):             # <<<<<<<<<<<<<<
@@ -17418,7 +17754,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "mteval.pxi":3
+/* "cdec/mteval.pxi":3
  * cimport mteval
  * 
  * cdef SufficientStats as_stats(x, y):             # <<<<<<<<<<<<<<
@@ -17440,7 +17776,7 @@ static struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_f_4cdec_5_cdec_as_st
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("as_stats", 0);
 
-  /* "mteval.pxi":4
+  /* "cdec/mteval.pxi":4
  * 
  * cdef SufficientStats as_stats(x, y):
  *     if isinstance(x, SufficientStats):             # <<<<<<<<<<<<<<
@@ -17451,7 +17787,7 @@ static struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_f_4cdec_5_cdec_as_st
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "mteval.pxi":5
+    /* "cdec/mteval.pxi":5
  * cdef SufficientStats as_stats(x, y):
  *     if isinstance(x, SufficientStats):
  *         return x             # <<<<<<<<<<<<<<
@@ -17465,7 +17801,7 @@ static struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_f_4cdec_5_cdec_as_st
     goto __pyx_L0;
   }
 
-  /* "mteval.pxi":6
+  /* "cdec/mteval.pxi":6
  *     if isinstance(x, SufficientStats):
  *         return x
  *     elif x == 0 and isinstance(y, SufficientStats):             # <<<<<<<<<<<<<<
@@ -17488,7 +17824,7 @@ static struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_f_4cdec_5_cdec_as_st
   __pyx_L4_bool_binop_done:;
   if (__pyx_t_2) {
 
-    /* "mteval.pxi":7
+    /* "cdec/mteval.pxi":7
  *         return x
  *     elif x == 0 and isinstance(y, SufficientStats):
  *         stats = SufficientStats()             # <<<<<<<<<<<<<<
@@ -17500,7 +17836,7 @@ static struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_f_4cdec_5_cdec_as_st
     __pyx_v_stats = ((struct __pyx_obj_4cdec_5_cdec_SufficientStats *)__pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "mteval.pxi":8
+    /* "cdec/mteval.pxi":8
  *     elif x == 0 and isinstance(y, SufficientStats):
  *         stats = SufficientStats()
  *         stats.stats = new mteval.SufficientStats()             # <<<<<<<<<<<<<<
@@ -17509,7 +17845,7 @@ static struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_f_4cdec_5_cdec_as_st
  */
     __pyx_v_stats->stats = new SufficientStats();
 
-    /* "mteval.pxi":9
+    /* "cdec/mteval.pxi":9
  *         stats = SufficientStats()
  *         stats.stats = new mteval.SufficientStats()
  *         stats.metric = (<SufficientStats> y).metric             # <<<<<<<<<<<<<<
@@ -17519,7 +17855,7 @@ static struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_f_4cdec_5_cdec_as_st
     __pyx_t_5 = ((struct __pyx_obj_4cdec_5_cdec_SufficientStats *)__pyx_v_y)->metric;
     __pyx_v_stats->metric = __pyx_t_5;
 
-    /* "mteval.pxi":10
+    /* "cdec/mteval.pxi":10
  *         stats.stats = new mteval.SufficientStats()
  *         stats.metric = (<SufficientStats> y).metric
  *         return stats             # <<<<<<<<<<<<<<
@@ -17532,7 +17868,7 @@ static struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_f_4cdec_5_cdec_as_st
     goto __pyx_L0;
   }
 
-  /* "mteval.pxi":3
+  /* "cdec/mteval.pxi":3
  * cimport mteval
  * 
  * cdef SufficientStats as_stats(x, y):             # <<<<<<<<<<<<<<
@@ -17554,7 +17890,7 @@ static struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_f_4cdec_5_cdec_as_st
   return __pyx_r;
 }
 
-/* "mteval.pxi":17
+/* "cdec/mteval.pxi":17
  * 
  *     property words:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -17586,7 +17922,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_9Candidate_5words___get__(struct __pyx_ob
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "mteval.pxi":18
+  /* "cdec/mteval.pxi":18
  *     property words:
  *         def __get__(self):
  *             return unicode(GetString(self.candidate.ewords).c_str(), encoding='utf8')             # <<<<<<<<<<<<<<
@@ -17612,7 +17948,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_9Candidate_5words___get__(struct __pyx_ob
   __pyx_t_3 = 0;
   goto __pyx_L0;
 
-  /* "mteval.pxi":17
+  /* "cdec/mteval.pxi":17
  * 
  *     property words:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -17633,7 +17969,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_9Candidate_5words___get__(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "mteval.pxi":21
+/* "cdec/mteval.pxi":21
  * 
  *     property fmap:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -17664,7 +18000,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_9Candidate_4fmap___get__(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "mteval.pxi":22
+  /* "cdec/mteval.pxi":22
  *     property fmap:
  *         def __get__(self):
  *             cdef SparseVector fmap = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -17677,7 +18013,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_9Candidate_4fmap___get__(struct __pyx_obj
   __pyx_v_fmap = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":23
+  /* "cdec/mteval.pxi":23
  *         def __get__(self):
  *             cdef SparseVector fmap = SparseVector.__new__(SparseVector)
  *             fmap.vector = new FastSparseVector[weight_t](self.candidate.fmap)             # <<<<<<<<<<<<<<
@@ -17686,7 +18022,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_9Candidate_4fmap___get__(struct __pyx_obj
  */
   __pyx_v_fmap->vector = new FastSparseVector<weight_t> (__pyx_v_self->candidate->fmap);
 
-  /* "mteval.pxi":24
+  /* "cdec/mteval.pxi":24
  *             cdef SparseVector fmap = SparseVector.__new__(SparseVector)
  *             fmap.vector = new FastSparseVector[weight_t](self.candidate.fmap)
  *             return fmap             # <<<<<<<<<<<<<<
@@ -17698,7 +18034,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_9Candidate_4fmap___get__(struct __pyx_obj
   __pyx_r = ((PyObject *)__pyx_v_fmap);
   goto __pyx_L0;
 
-  /* "mteval.pxi":21
+  /* "cdec/mteval.pxi":21
  * 
  *     property fmap:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -17718,7 +18054,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_9Candidate_4fmap___get__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "mteval.pxi":14
+/* "cdec/mteval.pxi":14
  * cdef class Candidate:
  *     cdef mteval.const_Candidate* candidate
  *     cdef public float score             # <<<<<<<<<<<<<<
@@ -17800,7 +18136,7 @@ static int __pyx_pf_4cdec_5_cdec_9Candidate_5score_2__set__(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "mteval.pxi":30
+/* "cdec/mteval.pxi":30
  *     cdef mteval.EvaluationMetric* metric
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -17829,7 +18165,7 @@ static int __pyx_pf_4cdec_5_cdec_15SufficientStats___cinit__(struct __pyx_obj_4c
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "mteval.pxi":31
+  /* "cdec/mteval.pxi":31
  * 
  *     def __cinit__(self):
  *         self.stats = new mteval.SufficientStats()             # <<<<<<<<<<<<<<
@@ -17838,7 +18174,7 @@ static int __pyx_pf_4cdec_5_cdec_15SufficientStats___cinit__(struct __pyx_obj_4c
  */
   __pyx_v_self->stats = new SufficientStats();
 
-  /* "mteval.pxi":30
+  /* "cdec/mteval.pxi":30
  *     cdef mteval.EvaluationMetric* metric
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -17852,7 +18188,7 @@ static int __pyx_pf_4cdec_5_cdec_15SufficientStats___cinit__(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "mteval.pxi":33
+/* "cdec/mteval.pxi":33
  *         self.stats = new mteval.SufficientStats()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -17875,7 +18211,7 @@ static void __pyx_pf_4cdec_5_cdec_15SufficientStats_2__dealloc__(struct __pyx_ob
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "mteval.pxi":34
+  /* "cdec/mteval.pxi":34
  * 
  *     def __dealloc__(self):
  *         del self.stats             # <<<<<<<<<<<<<<
@@ -17884,7 +18220,7 @@ static void __pyx_pf_4cdec_5_cdec_15SufficientStats_2__dealloc__(struct __pyx_ob
  */
   delete __pyx_v_self->stats;
 
-  /* "mteval.pxi":33
+  /* "cdec/mteval.pxi":33
  *         self.stats = new mteval.SufficientStats()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -17896,7 +18232,7 @@ static void __pyx_pf_4cdec_5_cdec_15SufficientStats_2__dealloc__(struct __pyx_ob
   __Pyx_RefNannyFinishContext();
 }
 
-/* "mteval.pxi":37
+/* "cdec/mteval.pxi":37
  * 
  *     property score:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -17926,7 +18262,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_5score___get__(struct _
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "mteval.pxi":38
+  /* "cdec/mteval.pxi":38
  *     property score:
  *         def __get__(self):
  *             return self.metric.ComputeScore(self.stats[0])             # <<<<<<<<<<<<<<
@@ -17940,7 +18276,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_5score___get__(struct _
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "mteval.pxi":37
+  /* "cdec/mteval.pxi":37
  * 
  *     property score:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -17959,7 +18295,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_5score___get__(struct _
   return __pyx_r;
 }
 
-/* "mteval.pxi":41
+/* "cdec/mteval.pxi":41
  * 
  *     property detail:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -17990,7 +18326,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_6detail___get__(struct
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "mteval.pxi":42
+  /* "cdec/mteval.pxi":42
  *     property detail:
  *         def __get__(self):
  *             return str(self.metric.DetailedScore(self.stats[0]).c_str())             # <<<<<<<<<<<<<<
@@ -18012,7 +18348,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_6detail___get__(struct
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "mteval.pxi":41
+  /* "cdec/mteval.pxi":41
  * 
  *     property detail:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -18032,7 +18368,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_6detail___get__(struct
   return __pyx_r;
 }
 
-/* "mteval.pxi":44
+/* "cdec/mteval.pxi":44
  *             return str(self.metric.DetailedScore(self.stats[0]).c_str())
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -18058,7 +18394,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_15SufficientStats_4__len__(struct __pyx_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "mteval.pxi":45
+  /* "cdec/mteval.pxi":45
  * 
  *     def __len__(self):
  *         return self.stats.size()             # <<<<<<<<<<<<<<
@@ -18068,7 +18404,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_15SufficientStats_4__len__(struct __pyx_
   __pyx_r = __pyx_v_self->stats->size();
   goto __pyx_L0;
 
-  /* "mteval.pxi":44
+  /* "cdec/mteval.pxi":44
  *             return str(self.metric.DetailedScore(self.stats[0]).c_str())
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -18081,9 +18417,9 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_15SufficientStats_4__len__(struct __pyx_
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_5_cdec_15SufficientStats_8generator18(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_5_cdec_15SufficientStats_8generator19(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "mteval.pxi":47
+/* "cdec/mteval.pxi":47
  *         return self.stats.size()
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -18105,14 +18441,14 @@ static PyObject *__pyx_pw_4cdec_5_cdec_15SufficientStats_7__iter__(PyObject *__p
 }
 
 static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_6__iter__(struct __pyx_obj_4cdec_5_cdec_SufficientStats *__pyx_v_self) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *__pyx_cur_scope;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__iter__", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_24___iter__(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_24___iter__, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_25___iter__(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_25___iter__, __pyx_empty_tuple, NULL);
   if (unlikely(!__pyx_cur_scope)) {
     __Pyx_RefNannyFinishContext();
     return NULL;
@@ -18122,7 +18458,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_6__iter__(struct __pyx_
   __Pyx_INCREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
   __Pyx_GIVEREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_15SufficientStats_8generator18, (PyObject *) __pyx_cur_scope, __pyx_n_s_iter, __pyx_n_s_SufficientStats___iter); if (unlikely(!gen)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 47; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_15SufficientStats_8generator19, (PyObject *) __pyx_cur_scope, __pyx_n_s_iter, __pyx_n_s_SufficientStats___iter); if (unlikely(!gen)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 47; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -18138,9 +18474,9 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_6__iter__(struct __pyx_
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_5_cdec_15SufficientStats_8generator18(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_5_cdec_15SufficientStats_8generator19(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *)__pyx_generator->closure);
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
   Py_ssize_t __pyx_t_1;
   Py_ssize_t __pyx_t_2;
@@ -18160,7 +18496,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_15SufficientStats_8generator18(__pyx_Gene
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 47; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "mteval.pxi":48
+  /* "cdec/mteval.pxi":48
  * 
  *     def __iter__(self):
  *         for i in range(len(self)):             # <<<<<<<<<<<<<<
@@ -18171,7 +18507,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_15SufficientStats_8generator18(__pyx_Gene
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "mteval.pxi":49
+    /* "cdec/mteval.pxi":49
  *     def __iter__(self):
  *         for i in range(len(self)):
  *             yield self[i]             # <<<<<<<<<<<<<<
@@ -18195,7 +18531,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_15SufficientStats_8generator18(__pyx_Gene
     if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 49; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "mteval.pxi":47
+  /* "cdec/mteval.pxi":47
  *         return self.stats.size()
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -18217,7 +18553,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_15SufficientStats_8generator18(__pyx_Gene
   return NULL;
 }
 
-/* "mteval.pxi":51
+/* "cdec/mteval.pxi":51
  *             yield self[i]
  * 
  *     def __getitem__(self, int index):             # <<<<<<<<<<<<<<
@@ -18263,7 +18599,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_9__getitem__(struct __p
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__getitem__", 0);
 
-  /* "mteval.pxi":52
+  /* "cdec/mteval.pxi":52
  * 
  *     def __getitem__(self, int index):
  *         if not 0 <= index < len(self):             # <<<<<<<<<<<<<<
@@ -18278,7 +18614,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_9__getitem__(struct __p
   __pyx_t_3 = ((!(__pyx_t_1 != 0)) != 0);
   if (__pyx_t_3) {
 
-    /* "mteval.pxi":53
+    /* "cdec/mteval.pxi":53
  *     def __getitem__(self, int index):
  *         if not 0 <= index < len(self):
  *             raise IndexError('sufficient stats vector index out of range')             # <<<<<<<<<<<<<<
@@ -18292,7 +18628,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_9__getitem__(struct __p
     {__pyx_filename = __pyx_f[5]; __pyx_lineno = 53; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "mteval.pxi":54
+  /* "cdec/mteval.pxi":54
  *         if not 0 <= index < len(self):
  *             raise IndexError('sufficient stats vector index out of range')
  *         return self.stats[0][index]             # <<<<<<<<<<<<<<
@@ -18306,7 +18642,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_9__getitem__(struct __p
   __pyx_t_4 = 0;
   goto __pyx_L0;
 
-  /* "mteval.pxi":51
+  /* "cdec/mteval.pxi":51
  *             yield self[i]
  * 
  *     def __getitem__(self, int index):             # <<<<<<<<<<<<<<
@@ -18325,7 +18661,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_9__getitem__(struct __p
   return __pyx_r;
 }
 
-/* "mteval.pxi":56
+/* "cdec/mteval.pxi":56
  *         return self.stats[0][index]
  * 
  *     def __iadd__(SufficientStats self, SufficientStats other):             # <<<<<<<<<<<<<<
@@ -18359,7 +18695,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_11__iadd__(struct __pyx
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__iadd__", 0);
 
-  /* "mteval.pxi":57
+  /* "cdec/mteval.pxi":57
  * 
  *     def __iadd__(SufficientStats self, SufficientStats other):
  *         self.stats[0] += other.stats[0]             # <<<<<<<<<<<<<<
@@ -18368,7 +18704,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_11__iadd__(struct __pyx
  */
   (__pyx_v_self->stats[0]) += (__pyx_v_other->stats[0]);
 
-  /* "mteval.pxi":58
+  /* "cdec/mteval.pxi":58
  *     def __iadd__(SufficientStats self, SufficientStats other):
  *         self.stats[0] += other.stats[0]
  *         return self             # <<<<<<<<<<<<<<
@@ -18380,7 +18716,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_11__iadd__(struct __pyx
   __pyx_r = ((PyObject *)__pyx_v_self);
   goto __pyx_L0;
 
-  /* "mteval.pxi":56
+  /* "cdec/mteval.pxi":56
  *         return self.stats[0][index]
  * 
  *     def __iadd__(SufficientStats self, SufficientStats other):             # <<<<<<<<<<<<<<
@@ -18395,7 +18731,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_11__iadd__(struct __pyx
   return __pyx_r;
 }
 
-/* "mteval.pxi":60
+/* "cdec/mteval.pxi":60
  *         return self
  * 
  *     def __add__(x, y):             # <<<<<<<<<<<<<<
@@ -18429,7 +18765,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_13__add__(PyObject *__p
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__add__", 0);
 
-  /* "mteval.pxi":61
+  /* "cdec/mteval.pxi":61
  * 
  *     def __add__(x, y):
  *         cdef SufficientStats sx = as_stats(x, y)             # <<<<<<<<<<<<<<
@@ -18441,7 +18777,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_13__add__(PyObject *__p
   __pyx_v_sx = ((struct __pyx_obj_4cdec_5_cdec_SufficientStats *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":62
+  /* "cdec/mteval.pxi":62
  *     def __add__(x, y):
  *         cdef SufficientStats sx = as_stats(x, y)
  *         cdef SufficientStats sy = as_stats(y, x)             # <<<<<<<<<<<<<<
@@ -18453,7 +18789,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_13__add__(PyObject *__p
   __pyx_v_sy = ((struct __pyx_obj_4cdec_5_cdec_SufficientStats *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":63
+  /* "cdec/mteval.pxi":63
  *         cdef SufficientStats sx = as_stats(x, y)
  *         cdef SufficientStats sy = as_stats(y, x)
  *         cdef SufficientStats result = SufficientStats()             # <<<<<<<<<<<<<<
@@ -18465,7 +18801,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_13__add__(PyObject *__p
   __pyx_v_result = ((struct __pyx_obj_4cdec_5_cdec_SufficientStats *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":64
+  /* "cdec/mteval.pxi":64
  *         cdef SufficientStats sy = as_stats(y, x)
  *         cdef SufficientStats result = SufficientStats()
  *         result.stats = new mteval.SufficientStats(mteval.add(sx.stats[0], sy.stats[0]))             # <<<<<<<<<<<<<<
@@ -18474,7 +18810,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_13__add__(PyObject *__p
  */
   __pyx_v_result->stats = new SufficientStats(operator+((__pyx_v_sx->stats[0]), (__pyx_v_sy->stats[0])));
 
-  /* "mteval.pxi":65
+  /* "cdec/mteval.pxi":65
  *         cdef SufficientStats result = SufficientStats()
  *         result.stats = new mteval.SufficientStats(mteval.add(sx.stats[0], sy.stats[0]))
  *         result.metric = sx.metric             # <<<<<<<<<<<<<<
@@ -18484,7 +18820,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_13__add__(PyObject *__p
   __pyx_t_2 = __pyx_v_sx->metric;
   __pyx_v_result->metric = __pyx_t_2;
 
-  /* "mteval.pxi":66
+  /* "cdec/mteval.pxi":66
  *         result.stats = new mteval.SufficientStats(mteval.add(sx.stats[0], sy.stats[0]))
  *         result.metric = sx.metric
  *         return result             # <<<<<<<<<<<<<<
@@ -18496,7 +18832,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_13__add__(PyObject *__p
   __pyx_r = ((PyObject *)__pyx_v_result);
   goto __pyx_L0;
 
-  /* "mteval.pxi":60
+  /* "cdec/mteval.pxi":60
  *         return self
  * 
  *     def __add__(x, y):             # <<<<<<<<<<<<<<
@@ -18518,7 +18854,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_15SufficientStats_13__add__(PyObject *__p
   return __pyx_r;
 }
 
-/* "mteval.pxi":73
+/* "cdec/mteval.pxi":73
  *     cdef mteval.CandidateSet* cs
  * 
  *     def __cinit__(self, SegmentEvaluator evaluator):             # <<<<<<<<<<<<<<
@@ -18589,7 +18925,7 @@ static int __pyx_pf_4cdec_5_cdec_12CandidateSet___cinit__(struct __pyx_obj_4cdec
   EvaluationMetric *__pyx_t_1;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "mteval.pxi":74
+  /* "cdec/mteval.pxi":74
  * 
  *     def __cinit__(self, SegmentEvaluator evaluator):
  *         self.scorer = new shared_ptr[mteval.SegmentEvaluator](evaluator.scorer[0])             # <<<<<<<<<<<<<<
@@ -18598,7 +18934,7 @@ static int __pyx_pf_4cdec_5_cdec_12CandidateSet___cinit__(struct __pyx_obj_4cdec
  */
   __pyx_v_self->scorer = new boost::shared_ptr<SegmentEvaluator> ((__pyx_v_evaluator->scorer[0]));
 
-  /* "mteval.pxi":75
+  /* "cdec/mteval.pxi":75
  *     def __cinit__(self, SegmentEvaluator evaluator):
  *         self.scorer = new shared_ptr[mteval.SegmentEvaluator](evaluator.scorer[0])
  *         self.metric = evaluator.metric             # <<<<<<<<<<<<<<
@@ -18608,7 +18944,7 @@ static int __pyx_pf_4cdec_5_cdec_12CandidateSet___cinit__(struct __pyx_obj_4cdec
   __pyx_t_1 = __pyx_v_evaluator->metric;
   __pyx_v_self->metric = __pyx_t_1;
 
-  /* "mteval.pxi":76
+  /* "cdec/mteval.pxi":76
  *         self.scorer = new shared_ptr[mteval.SegmentEvaluator](evaluator.scorer[0])
  *         self.metric = evaluator.metric
  *         self.cs = new mteval.CandidateSet()             # <<<<<<<<<<<<<<
@@ -18617,7 +18953,7 @@ static int __pyx_pf_4cdec_5_cdec_12CandidateSet___cinit__(struct __pyx_obj_4cdec
  */
   __pyx_v_self->cs = new training::CandidateSet();
 
-  /* "mteval.pxi":73
+  /* "cdec/mteval.pxi":73
  *     cdef mteval.CandidateSet* cs
  * 
  *     def __cinit__(self, SegmentEvaluator evaluator):             # <<<<<<<<<<<<<<
@@ -18631,7 +18967,7 @@ static int __pyx_pf_4cdec_5_cdec_12CandidateSet___cinit__(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "mteval.pxi":78
+/* "cdec/mteval.pxi":78
  *         self.cs = new mteval.CandidateSet()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -18654,7 +18990,7 @@ static void __pyx_pf_4cdec_5_cdec_12CandidateSet_2__dealloc__(struct __pyx_obj_4
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "mteval.pxi":79
+  /* "cdec/mteval.pxi":79
  * 
  *     def __dealloc__(self):
  *         del self.scorer             # <<<<<<<<<<<<<<
@@ -18663,7 +18999,7 @@ static void __pyx_pf_4cdec_5_cdec_12CandidateSet_2__dealloc__(struct __pyx_obj_4
  */
   delete __pyx_v_self->scorer;
 
-  /* "mteval.pxi":80
+  /* "cdec/mteval.pxi":80
  *     def __dealloc__(self):
  *         del self.scorer
  *         del self.cs             # <<<<<<<<<<<<<<
@@ -18672,7 +19008,7 @@ static void __pyx_pf_4cdec_5_cdec_12CandidateSet_2__dealloc__(struct __pyx_obj_4
  */
   delete __pyx_v_self->cs;
 
-  /* "mteval.pxi":78
+  /* "cdec/mteval.pxi":78
  *         self.cs = new mteval.CandidateSet()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -18684,7 +19020,7 @@ static void __pyx_pf_4cdec_5_cdec_12CandidateSet_2__dealloc__(struct __pyx_obj_4
   __Pyx_RefNannyFinishContext();
 }
 
-/* "mteval.pxi":82
+/* "cdec/mteval.pxi":82
  *         del self.cs
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -18710,7 +19046,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_12CandidateSet_4__len__(struct __pyx_obj
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "mteval.pxi":83
+  /* "cdec/mteval.pxi":83
  * 
  *     def __len__(self):
  *         return self.cs.size()             # <<<<<<<<<<<<<<
@@ -18720,7 +19056,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_12CandidateSet_4__len__(struct __pyx_obj
   __pyx_r = __pyx_v_self->cs->size();
   goto __pyx_L0;
 
-  /* "mteval.pxi":82
+  /* "cdec/mteval.pxi":82
  *         del self.cs
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -18734,7 +19070,7 @@ static Py_ssize_t __pyx_pf_4cdec_5_cdec_12CandidateSet_4__len__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "mteval.pxi":85
+/* "cdec/mteval.pxi":85
  *         return self.cs.size()
  * 
  *     def __getitem__(self,int k):             # <<<<<<<<<<<<<<
@@ -18780,7 +19116,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_6__getitem__(struct __pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__getitem__", 0);
 
-  /* "mteval.pxi":86
+  /* "cdec/mteval.pxi":86
  * 
  *     def __getitem__(self,int k):
  *         if not 0 <= k < self.cs.size():             # <<<<<<<<<<<<<<
@@ -18794,7 +19130,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_6__getitem__(struct __pyx_
   __pyx_t_2 = ((!(__pyx_t_1 != 0)) != 0);
   if (__pyx_t_2) {
 
-    /* "mteval.pxi":87
+    /* "cdec/mteval.pxi":87
  *     def __getitem__(self,int k):
  *         if not 0 <= k < self.cs.size():
  *             raise IndexError('candidate set index out of range')             # <<<<<<<<<<<<<<
@@ -18808,7 +19144,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_6__getitem__(struct __pyx_
     {__pyx_filename = __pyx_f[5]; __pyx_lineno = 87; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "mteval.pxi":88
+  /* "cdec/mteval.pxi":88
  *         if not 0 <= k < self.cs.size():
  *             raise IndexError('candidate set index out of range')
  *         cdef Candidate candidate = Candidate()             # <<<<<<<<<<<<<<
@@ -18820,7 +19156,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_6__getitem__(struct __pyx_
   __pyx_v_candidate = ((struct __pyx_obj_4cdec_5_cdec_Candidate *)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "mteval.pxi":89
+  /* "cdec/mteval.pxi":89
  *             raise IndexError('candidate set index out of range')
  *         cdef Candidate candidate = Candidate()
  *         candidate.candidate = &self.cs[0][k]             # <<<<<<<<<<<<<<
@@ -18829,7 +19165,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_6__getitem__(struct __pyx_
  */
   __pyx_v_candidate->candidate = (&((__pyx_v_self->cs[0])[__pyx_v_k]));
 
-  /* "mteval.pxi":90
+  /* "cdec/mteval.pxi":90
  *         cdef Candidate candidate = Candidate()
  *         candidate.candidate = &self.cs[0][k]
  *         candidate.score = self.metric.ComputeScore(self.cs[0][k].eval_feats)             # <<<<<<<<<<<<<<
@@ -18838,7 +19174,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_6__getitem__(struct __pyx_
  */
   __pyx_v_candidate->score = __pyx_v_self->metric->ComputeScore(((__pyx_v_self->cs[0])[__pyx_v_k]).eval_feats);
 
-  /* "mteval.pxi":91
+  /* "cdec/mteval.pxi":91
  *         candidate.candidate = &self.cs[0][k]
  *         candidate.score = self.metric.ComputeScore(self.cs[0][k].eval_feats)
  *         return candidate             # <<<<<<<<<<<<<<
@@ -18850,7 +19186,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_6__getitem__(struct __pyx_
   __pyx_r = ((PyObject *)__pyx_v_candidate);
   goto __pyx_L0;
 
-  /* "mteval.pxi":85
+  /* "cdec/mteval.pxi":85
  *         return self.cs.size()
  * 
  *     def __getitem__(self,int k):             # <<<<<<<<<<<<<<
@@ -18869,9 +19205,9 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_6__getitem__(struct __pyx_
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_5_cdec_12CandidateSet_10generator19(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_5_cdec_12CandidateSet_10generator20(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "mteval.pxi":93
+/* "cdec/mteval.pxi":93
  *         return candidate
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -18893,14 +19229,14 @@ static PyObject *__pyx_pw_4cdec_5_cdec_12CandidateSet_9__iter__(PyObject *__pyx_
 }
 
 static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_8__iter__(struct __pyx_obj_4cdec_5_cdec_CandidateSet *__pyx_v_self) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *__pyx_cur_scope;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__iter__", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_25___iter__(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_25___iter__, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_26___iter__(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_26___iter__, __pyx_empty_tuple, NULL);
   if (unlikely(!__pyx_cur_scope)) {
     __Pyx_RefNannyFinishContext();
     return NULL;
@@ -18910,7 +19246,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_8__iter__(struct __pyx_obj
   __Pyx_INCREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
   __Pyx_GIVEREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_12CandidateSet_10generator19, (PyObject *) __pyx_cur_scope, __pyx_n_s_iter, __pyx_n_s_CandidateSet___iter); if (unlikely(!gen)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 93; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_5_cdec_12CandidateSet_10generator20, (PyObject *) __pyx_cur_scope, __pyx_n_s_iter, __pyx_n_s_CandidateSet___iter); if (unlikely(!gen)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 93; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -18926,9 +19262,9 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_8__iter__(struct __pyx_obj
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_5_cdec_12CandidateSet_10generator19(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_5_cdec_12CandidateSet_10generator20(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)__pyx_generator->closure);
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
   Py_ssize_t __pyx_t_1;
   unsigned int __pyx_t_2;
@@ -18948,7 +19284,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12CandidateSet_10generator19(__pyx_Genera
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 93; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "mteval.pxi":95
+  /* "cdec/mteval.pxi":95
  *     def __iter__(self):
  *         cdef unsigned i
  *         for i in range(len(self)):             # <<<<<<<<<<<<<<
@@ -18959,7 +19295,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12CandidateSet_10generator19(__pyx_Genera
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "mteval.pxi":96
+    /* "cdec/mteval.pxi":96
  *         cdef unsigned i
  *         for i in range(len(self)):
  *             yield self[i]             # <<<<<<<<<<<<<<
@@ -18983,7 +19319,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12CandidateSet_10generator19(__pyx_Genera
     if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 96; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "mteval.pxi":93
+  /* "cdec/mteval.pxi":93
  *         return candidate
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -19005,7 +19341,7 @@ static PyObject *__pyx_gb_4cdec_5_cdec_12CandidateSet_10generator19(__pyx_Genera
   return NULL;
 }
 
-/* "mteval.pxi":98
+/* "cdec/mteval.pxi":98
  *             yield self[i]
  * 
  *     def add_kbest(self, Hypergraph hypergraph, unsigned k):             # <<<<<<<<<<<<<<
@@ -19085,7 +19421,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_11add_kbest(struct __pyx_o
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("add_kbest", 0);
 
-  /* "mteval.pxi":101
+  /* "cdec/mteval.pxi":101
  *         """cs.add_kbest(Hypergraph hypergraph, int k) -> Extract K-best hypotheses
  *         from the hypergraph and add them to the candidate set."""
  *         self.cs.AddKBestCandidates(hypergraph.hg[0], k, self.scorer.get())             # <<<<<<<<<<<<<<
@@ -19094,7 +19430,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_11add_kbest(struct __pyx_o
  */
   __pyx_v_self->cs->AddKBestCandidates((__pyx_v_hypergraph->hg[0]), __pyx_v_k, __pyx_v_self->scorer->get());
 
-  /* "mteval.pxi":98
+  /* "cdec/mteval.pxi":98
  *             yield self[i]
  * 
  *     def add_kbest(self, Hypergraph hypergraph, unsigned k):             # <<<<<<<<<<<<<<
@@ -19109,7 +19445,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_12CandidateSet_11add_kbest(struct __pyx_o
   return __pyx_r;
 }
 
-/* "mteval.pxi":107
+/* "cdec/mteval.pxi":107
  *     cdef mteval.EvaluationMetric* metric
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -19132,7 +19468,7 @@ static void __pyx_pf_4cdec_5_cdec_16SegmentEvaluator___dealloc__(struct __pyx_ob
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "mteval.pxi":108
+  /* "cdec/mteval.pxi":108
  * 
  *     def __dealloc__(self):
  *         del self.scorer             # <<<<<<<<<<<<<<
@@ -19141,7 +19477,7 @@ static void __pyx_pf_4cdec_5_cdec_16SegmentEvaluator___dealloc__(struct __pyx_ob
  */
   delete __pyx_v_self->scorer;
 
-  /* "mteval.pxi":107
+  /* "cdec/mteval.pxi":107
  *     cdef mteval.EvaluationMetric* metric
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -19153,7 +19489,7 @@ static void __pyx_pf_4cdec_5_cdec_16SegmentEvaluator___dealloc__(struct __pyx_ob
   __Pyx_RefNannyFinishContext();
 }
 
-/* "mteval.pxi":110
+/* "cdec/mteval.pxi":110
  *         del self.scorer
  * 
  *     def evaluate(self, sentence):             # <<<<<<<<<<<<<<
@@ -19190,7 +19526,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_2evaluate(struct __pyx
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("evaluate", 0);
 
-  /* "mteval.pxi":113
+  /* "cdec/mteval.pxi":113
  *         """se.evaluate(sentence) -> SufficientStats for the given hypothesis."""
  *         cdef vector[WordID] hyp
  *         cdef SufficientStats sf = SufficientStats()             # <<<<<<<<<<<<<<
@@ -19202,7 +19538,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_2evaluate(struct __pyx
   __pyx_v_sf = ((struct __pyx_obj_4cdec_5_cdec_SufficientStats *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":114
+  /* "cdec/mteval.pxi":114
  *         cdef vector[WordID] hyp
  *         cdef SufficientStats sf = SufficientStats()
  *         sf.metric = self.metric             # <<<<<<<<<<<<<<
@@ -19212,7 +19548,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_2evaluate(struct __pyx
   __pyx_t_2 = __pyx_v_self->metric;
   __pyx_v_sf->metric = __pyx_t_2;
 
-  /* "mteval.pxi":115
+  /* "cdec/mteval.pxi":115
  *         cdef SufficientStats sf = SufficientStats()
  *         sf.metric = self.metric
  *         sf.stats = new mteval.SufficientStats()             # <<<<<<<<<<<<<<
@@ -19221,7 +19557,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_2evaluate(struct __pyx
  */
   __pyx_v_sf->stats = new SufficientStats();
 
-  /* "mteval.pxi":116
+  /* "cdec/mteval.pxi":116
  *         sf.metric = self.metric
  *         sf.stats = new mteval.SufficientStats()
  *         ConvertSentence(as_str(sentence.strip()), &hyp)             # <<<<<<<<<<<<<<
@@ -19255,7 +19591,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_2evaluate(struct __pyx
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   TD::ConvertSentence(__pyx_t_5, (&__pyx_v_hyp));
 
-  /* "mteval.pxi":117
+  /* "cdec/mteval.pxi":117
  *         sf.stats = new mteval.SufficientStats()
  *         ConvertSentence(as_str(sentence.strip()), &hyp)
  *         self.scorer.get().Evaluate(hyp, sf.stats)             # <<<<<<<<<<<<<<
@@ -19264,7 +19600,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_2evaluate(struct __pyx
  */
   __pyx_v_self->scorer->get()->Evaluate(__pyx_v_hyp, __pyx_v_sf->stats);
 
-  /* "mteval.pxi":118
+  /* "cdec/mteval.pxi":118
  *         ConvertSentence(as_str(sentence.strip()), &hyp)
  *         self.scorer.get().Evaluate(hyp, sf.stats)
  *         return sf             # <<<<<<<<<<<<<<
@@ -19276,7 +19612,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_2evaluate(struct __pyx
   __pyx_r = ((PyObject *)__pyx_v_sf);
   goto __pyx_L0;
 
-  /* "mteval.pxi":110
+  /* "cdec/mteval.pxi":110
  *         del self.scorer
  * 
  *     def evaluate(self, sentence):             # <<<<<<<<<<<<<<
@@ -19298,7 +19634,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_2evaluate(struct __pyx
   return __pyx_r;
 }
 
-/* "mteval.pxi":120
+/* "cdec/mteval.pxi":120
  *         return sf
  * 
  *     def candidate_set(self):             # <<<<<<<<<<<<<<
@@ -19330,7 +19666,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_4candidate_set(struct
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("candidate_set", 0);
 
-  /* "mteval.pxi":122
+  /* "cdec/mteval.pxi":122
  *     def candidate_set(self):
  *         """se.candidate_set() -> Candidate set using this segment evaluator for scoring."""
  *         return CandidateSet(self)             # <<<<<<<<<<<<<<
@@ -19350,7 +19686,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_4candidate_set(struct
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "mteval.pxi":120
+  /* "cdec/mteval.pxi":120
  *         return sf
  * 
  *     def candidate_set(self):             # <<<<<<<<<<<<<<
@@ -19370,7 +19706,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_16SegmentEvaluator_4candidate_set(struct
   return __pyx_r;
 }
 
-/* "mteval.pxi":128
+/* "cdec/mteval.pxi":128
  *     cdef mteval.EvaluationMetric* metric
  * 
  *     def __cinit__(self, bytes name=None):             # <<<<<<<<<<<<<<
@@ -19451,7 +19787,7 @@ static int __pyx_pf_4cdec_5_cdec_6Scorer___cinit__(struct __pyx_obj_4cdec_5_cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "mteval.pxi":129
+  /* "cdec/mteval.pxi":129
  * 
  *     def __cinit__(self, bytes name=None):
  *         if name:             # <<<<<<<<<<<<<<
@@ -19461,7 +19797,7 @@ static int __pyx_pf_4cdec_5_cdec_6Scorer___cinit__(struct __pyx_obj_4cdec_5_cdec
   __pyx_t_1 = (__pyx_v_name != Py_None) && (PyBytes_GET_SIZE(__pyx_v_name) != 0);
   if (__pyx_t_1) {
 
-    /* "mteval.pxi":130
+    /* "cdec/mteval.pxi":130
  *     def __cinit__(self, bytes name=None):
  *         if name:
  *             self.name = new string(name)             # <<<<<<<<<<<<<<
@@ -19477,7 +19813,7 @@ static int __pyx_pf_4cdec_5_cdec_6Scorer___cinit__(struct __pyx_obj_4cdec_5_cdec
     }
     __pyx_v_self->name = __pyx_t_3;
 
-    /* "mteval.pxi":131
+    /* "cdec/mteval.pxi":131
  *         if name:
  *             self.name = new string(name)
  *             self.metric = mteval.MetricInstance(self.name[0])             # <<<<<<<<<<<<<<
@@ -19489,7 +19825,7 @@ static int __pyx_pf_4cdec_5_cdec_6Scorer___cinit__(struct __pyx_obj_4cdec_5_cdec
   }
   __pyx_L3:;
 
-  /* "mteval.pxi":128
+  /* "cdec/mteval.pxi":128
  *     cdef mteval.EvaluationMetric* metric
  * 
  *     def __cinit__(self, bytes name=None):             # <<<<<<<<<<<<<<
@@ -19508,7 +19844,7 @@ static int __pyx_pf_4cdec_5_cdec_6Scorer___cinit__(struct __pyx_obj_4cdec_5_cdec
   return __pyx_r;
 }
 
-/* "mteval.pxi":133
+/* "cdec/mteval.pxi":133
  *             self.metric = mteval.MetricInstance(self.name[0])
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -19531,7 +19867,7 @@ static void __pyx_pf_4cdec_5_cdec_6Scorer_2__dealloc__(struct __pyx_obj_4cdec_5_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "mteval.pxi":134
+  /* "cdec/mteval.pxi":134
  * 
  *     def __dealloc__(self):
  *         del self.name             # <<<<<<<<<<<<<<
@@ -19540,7 +19876,7 @@ static void __pyx_pf_4cdec_5_cdec_6Scorer_2__dealloc__(struct __pyx_obj_4cdec_5_
  */
   delete __pyx_v_self->name;
 
-  /* "mteval.pxi":133
+  /* "cdec/mteval.pxi":133
  *             self.metric = mteval.MetricInstance(self.name[0])
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -19552,7 +19888,7 @@ static void __pyx_pf_4cdec_5_cdec_6Scorer_2__dealloc__(struct __pyx_obj_4cdec_5_
   __Pyx_RefNannyFinishContext();
 }
 
-/* "mteval.pxi":136
+/* "cdec/mteval.pxi":136
  *         del self.name
  * 
  *     def __call__(self, refs):             # <<<<<<<<<<<<<<
@@ -19637,7 +19973,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
   __Pyx_RefNannySetupContext("__call__", 0);
   __Pyx_INCREF(__pyx_v_refs);
 
-  /* "mteval.pxi":137
+  /* "cdec/mteval.pxi":137
  * 
  *     def __call__(self, refs):
  *         if isinstance(refs, basestring):             # <<<<<<<<<<<<<<
@@ -19648,7 +19984,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "mteval.pxi":138
+    /* "cdec/mteval.pxi":138
  *     def __call__(self, refs):
  *         if isinstance(refs, basestring):
  *             refs = [refs]             # <<<<<<<<<<<<<<
@@ -19666,7 +20002,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
   }
   __pyx_L3:;
 
-  /* "mteval.pxi":139
+  /* "cdec/mteval.pxi":139
  *         if isinstance(refs, basestring):
  *             refs = [refs]
  *         cdef vector[vector[WordID]]* refsv = new vector[vector[WordID]]()             # <<<<<<<<<<<<<<
@@ -19681,7 +20017,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
   }
   __pyx_v_refsv = __pyx_t_4;
 
-  /* "mteval.pxi":141
+  /* "cdec/mteval.pxi":141
  *         cdef vector[vector[WordID]]* refsv = new vector[vector[WordID]]()
  *         cdef vector[WordID]* refv
  *         for ref in refs:             # <<<<<<<<<<<<<<
@@ -19728,7 +20064,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
     __Pyx_XDECREF_SET(__pyx_v_ref, __pyx_t_7);
     __pyx_t_7 = 0;
 
-    /* "mteval.pxi":142
+    /* "cdec/mteval.pxi":142
  *         cdef vector[WordID]* refv
  *         for ref in refs:
  *             refv = new vector[WordID]()             # <<<<<<<<<<<<<<
@@ -19743,7 +20079,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
     }
     __pyx_v_refv = __pyx_t_8;
 
-    /* "mteval.pxi":143
+    /* "cdec/mteval.pxi":143
  *         for ref in refs:
  *             refv = new vector[WordID]()
  *             ConvertSentence(as_str(ref.strip()), refv)             # <<<<<<<<<<<<<<
@@ -19777,7 +20113,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
     __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
     TD::ConvertSentence(__pyx_t_11, __pyx_v_refv);
 
-    /* "mteval.pxi":144
+    /* "cdec/mteval.pxi":144
  *             refv = new vector[WordID]()
  *             ConvertSentence(as_str(ref.strip()), refv)
  *             refsv.push_back(refv[0])             # <<<<<<<<<<<<<<
@@ -19786,7 +20122,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
  */
     __pyx_v_refsv->push_back((__pyx_v_refv[0]));
 
-    /* "mteval.pxi":145
+    /* "cdec/mteval.pxi":145
  *             ConvertSentence(as_str(ref.strip()), refv)
  *             refsv.push_back(refv[0])
  *             del refv             # <<<<<<<<<<<<<<
@@ -19795,7 +20131,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
  */
     delete __pyx_v_refv;
 
-    /* "mteval.pxi":141
+    /* "cdec/mteval.pxi":141
  *         cdef vector[vector[WordID]]* refsv = new vector[vector[WordID]]()
  *         cdef vector[WordID]* refv
  *         for ref in refs:             # <<<<<<<<<<<<<<
@@ -19805,7 +20141,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
   }
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "mteval.pxi":147
+  /* "cdec/mteval.pxi":147
  *             del refv
  *         cdef unsigned i
  *         cdef SegmentEvaluator evaluator = SegmentEvaluator()             # <<<<<<<<<<<<<<
@@ -19817,7 +20153,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
   __pyx_v_evaluator = ((struct __pyx_obj_4cdec_5_cdec_SegmentEvaluator *)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "mteval.pxi":148
+  /* "cdec/mteval.pxi":148
  *         cdef unsigned i
  *         cdef SegmentEvaluator evaluator = SegmentEvaluator()
  *         evaluator.metric = self.metric             # <<<<<<<<<<<<<<
@@ -19827,7 +20163,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
   __pyx_t_12 = __pyx_v_self->metric;
   __pyx_v_evaluator->metric = __pyx_t_12;
 
-  /* "mteval.pxi":149
+  /* "cdec/mteval.pxi":149
  *         cdef SegmentEvaluator evaluator = SegmentEvaluator()
  *         evaluator.metric = self.metric
  *         evaluator.scorer = new shared_ptr[mteval.SegmentEvaluator](             # <<<<<<<<<<<<<<
@@ -19836,7 +20172,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
  */
   __pyx_v_evaluator->scorer = new boost::shared_ptr<SegmentEvaluator> (__pyx_v_self->metric->CreateSegmentEvaluator((__pyx_v_refsv[0])));
 
-  /* "mteval.pxi":151
+  /* "cdec/mteval.pxi":151
  *         evaluator.scorer = new shared_ptr[mteval.SegmentEvaluator](
  *                 self.metric.CreateSegmentEvaluator(refsv[0]))
  *         del refsv # in theory should not delete but store in SegmentEvaluator             # <<<<<<<<<<<<<<
@@ -19845,7 +20181,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
  */
   delete __pyx_v_refsv;
 
-  /* "mteval.pxi":152
+  /* "cdec/mteval.pxi":152
  *                 self.metric.CreateSegmentEvaluator(refsv[0]))
  *         del refsv # in theory should not delete but store in SegmentEvaluator
  *         return evaluator             # <<<<<<<<<<<<<<
@@ -19857,7 +20193,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
   __pyx_r = ((PyObject *)__pyx_v_evaluator);
   goto __pyx_L0;
 
-  /* "mteval.pxi":136
+  /* "cdec/mteval.pxi":136
  *         del self.name
  * 
  *     def __call__(self, refs):             # <<<<<<<<<<<<<<
@@ -19882,7 +20218,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_4__call__(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "mteval.pxi":154
+/* "cdec/mteval.pxi":154
  *         return evaluator
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -19913,7 +20249,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_6__str__(struct __pyx_obj_4cdec_5
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "mteval.pxi":155
+  /* "cdec/mteval.pxi":155
  * 
  *     def __str__(self):
  *         return str(self.name.c_str())             # <<<<<<<<<<<<<<
@@ -19935,7 +20271,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_6__str__(struct __pyx_obj_4cdec_5
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "mteval.pxi":154
+  /* "cdec/mteval.pxi":154
  *         return evaluator
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -19955,7 +20291,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Scorer_6__str__(struct __pyx_obj_4cdec_5
   return __pyx_r;
 }
 
-/* "mteval.pxi":157
+/* "cdec/mteval.pxi":157
  *         return str(self.name.c_str())
  * 
  * cdef float _compute_score(void* metric_, mteval.SufficientStats* stats):             # <<<<<<<<<<<<<<
@@ -19982,7 +20318,7 @@ static float __pyx_f_4cdec_5_cdec__compute_score(void *__pyx_v_metric_, Sufficie
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("_compute_score", 0);
 
-  /* "mteval.pxi":158
+  /* "cdec/mteval.pxi":158
  * 
  * cdef float _compute_score(void* metric_, mteval.SufficientStats* stats):
  *     cdef Metric metric = <Metric> metric_             # <<<<<<<<<<<<<<
@@ -19994,7 +20330,7 @@ static float __pyx_f_4cdec_5_cdec__compute_score(void *__pyx_v_metric_, Sufficie
   __pyx_v_metric = ((struct __pyx_obj_4cdec_5_cdec_Metric *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":159
+  /* "cdec/mteval.pxi":159
  * cdef float _compute_score(void* metric_, mteval.SufficientStats* stats):
  *     cdef Metric metric = <Metric> metric_
  *     cdef list ss = []             # <<<<<<<<<<<<<<
@@ -20006,7 +20342,7 @@ static float __pyx_f_4cdec_5_cdec__compute_score(void *__pyx_v_metric_, Sufficie
   __pyx_v_ss = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":161
+  /* "cdec/mteval.pxi":161
  *     cdef list ss = []
  *     cdef unsigned i
  *     for i in range(stats.size()):             # <<<<<<<<<<<<<<
@@ -20017,7 +20353,7 @@ static float __pyx_f_4cdec_5_cdec__compute_score(void *__pyx_v_metric_, Sufficie
   for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
     __pyx_v_i = __pyx_t_3;
 
-    /* "mteval.pxi":162
+    /* "cdec/mteval.pxi":162
  *     cdef unsigned i
  *     for i in range(stats.size()):
  *         ss.append(stats[0][i])             # <<<<<<<<<<<<<<
@@ -20030,7 +20366,7 @@ static float __pyx_f_4cdec_5_cdec__compute_score(void *__pyx_v_metric_, Sufficie
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   }
 
-  /* "mteval.pxi":163
+  /* "cdec/mteval.pxi":163
  *     for i in range(stats.size()):
  *         ss.append(stats[0][i])
  *     return metric.score(ss)             # <<<<<<<<<<<<<<
@@ -20069,7 +20405,7 @@ static float __pyx_f_4cdec_5_cdec__compute_score(void *__pyx_v_metric_, Sufficie
   __pyx_r = __pyx_t_8;
   goto __pyx_L0;
 
-  /* "mteval.pxi":157
+  /* "cdec/mteval.pxi":157
  *         return str(self.name.c_str())
  * 
  * cdef float _compute_score(void* metric_, mteval.SufficientStats* stats):             # <<<<<<<<<<<<<<
@@ -20092,7 +20428,7 @@ static float __pyx_f_4cdec_5_cdec__compute_score(void *__pyx_v_metric_, Sufficie
   return __pyx_r;
 }
 
-/* "mteval.pxi":165
+/* "cdec/mteval.pxi":165
  *     return metric.score(ss)
  * 
  * cdef void _compute_sufficient_stats(void* metric_,             # <<<<<<<<<<<<<<
@@ -20121,7 +20457,7 @@ static void __pyx_f_4cdec_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("_compute_sufficient_stats", 0);
 
-  /* "mteval.pxi":169
+  /* "cdec/mteval.pxi":169
  *         vector[string]* refs,
  *         mteval.SufficientStats* out):
  *     cdef Metric metric = <Metric> metric_             # <<<<<<<<<<<<<<
@@ -20133,7 +20469,7 @@ static void __pyx_f_4cdec_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_
   __pyx_v_metric = ((struct __pyx_obj_4cdec_5_cdec_Metric *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":170
+  /* "cdec/mteval.pxi":170
  *         mteval.SufficientStats* out):
  *     cdef Metric metric = <Metric> metric_
  *     cdef list refs_ = []             # <<<<<<<<<<<<<<
@@ -20145,7 +20481,7 @@ static void __pyx_f_4cdec_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_
   __pyx_v_refs_ = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":172
+  /* "cdec/mteval.pxi":172
  *     cdef list refs_ = []
  *     cdef unsigned i
  *     for i in range(refs.size()):             # <<<<<<<<<<<<<<
@@ -20156,7 +20492,7 @@ static void __pyx_f_4cdec_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_
   for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
     __pyx_v_i = __pyx_t_3;
 
-    /* "mteval.pxi":173
+    /* "cdec/mteval.pxi":173
  *     cdef unsigned i
  *     for i in range(refs.size()):
  *         refs_.append(str(refs[0][i].c_str()))             # <<<<<<<<<<<<<<
@@ -20177,7 +20513,7 @@ static void __pyx_f_4cdec_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   }
 
-  /* "mteval.pxi":174
+  /* "cdec/mteval.pxi":174
  *     for i in range(refs.size()):
  *         refs_.append(str(refs[0][i].c_str()))
  *     cdef list ss = metric.evaluate(str(hyp.c_str()), refs_)             # <<<<<<<<<<<<<<
@@ -20227,7 +20563,7 @@ static void __pyx_f_4cdec_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_
   __pyx_v_ss = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":175
+  /* "cdec/mteval.pxi":175
  *         refs_.append(str(refs[0][i].c_str()))
  *     cdef list ss = metric.evaluate(str(hyp.c_str()), refs_)
  *     out.fields.resize(len(ss))             # <<<<<<<<<<<<<<
@@ -20241,7 +20577,7 @@ static void __pyx_f_4cdec_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_
   __pyx_t_8 = PyList_GET_SIZE(__pyx_v_ss); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 175; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_out->fields.resize(__pyx_t_8);
 
-  /* "mteval.pxi":176
+  /* "cdec/mteval.pxi":176
  *     cdef list ss = metric.evaluate(str(hyp.c_str()), refs_)
  *     out.fields.resize(len(ss))
  *     for i in range(len(ss)):             # <<<<<<<<<<<<<<
@@ -20256,7 +20592,7 @@ static void __pyx_f_4cdec_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_
   for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_8; __pyx_t_3+=1) {
     __pyx_v_i = __pyx_t_3;
 
-    /* "mteval.pxi":177
+    /* "cdec/mteval.pxi":177
  *     out.fields.resize(len(ss))
  *     for i in range(len(ss)):
  *         out.fields[i] = ss[i]             # <<<<<<<<<<<<<<
@@ -20274,7 +20610,7 @@ static void __pyx_f_4cdec_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_
     (__pyx_v_out->fields[__pyx_v_i]) = __pyx_t_10;
   }
 
-  /* "mteval.pxi":165
+  /* "cdec/mteval.pxi":165
  *     return metric.score(ss)
  * 
  * cdef void _compute_sufficient_stats(void* metric_,             # <<<<<<<<<<<<<<
@@ -20298,7 +20634,7 @@ static void __pyx_f_4cdec_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_
   __Pyx_RefNannyFinishContext();
 }
 
-/* "mteval.pxi":181
+/* "cdec/mteval.pxi":181
  * cdef class Metric:
  *     cdef Scorer scorer
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -20335,7 +20671,7 @@ static int __pyx_pf_4cdec_5_cdec_6Metric___cinit__(struct __pyx_obj_4cdec_5_cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "mteval.pxi":182
+  /* "cdec/mteval.pxi":182
  *     cdef Scorer scorer
  *     def __cinit__(self):
  *         self.scorer = Scorer()             # <<<<<<<<<<<<<<
@@ -20350,7 +20686,7 @@ static int __pyx_pf_4cdec_5_cdec_6Metric___cinit__(struct __pyx_obj_4cdec_5_cdec
   __pyx_v_self->scorer = ((struct __pyx_obj_4cdec_5_cdec_Scorer *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "mteval.pxi":183
+  /* "cdec/mteval.pxi":183
  *     def __cinit__(self):
  *         self.scorer = Scorer()
  *         cdef bytes class_name = self.__class__.__name__             # <<<<<<<<<<<<<<
@@ -20366,7 +20702,7 @@ static int __pyx_pf_4cdec_5_cdec_6Metric___cinit__(struct __pyx_obj_4cdec_5_cdec
   __pyx_v_class_name = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "mteval.pxi":184
+  /* "cdec/mteval.pxi":184
  *         self.scorer = Scorer()
  *         cdef bytes class_name = self.__class__.__name__
  *         self.scorer.name = new string(class_name)             # <<<<<<<<<<<<<<
@@ -20382,7 +20718,7 @@ static int __pyx_pf_4cdec_5_cdec_6Metric___cinit__(struct __pyx_obj_4cdec_5_cdec
   }
   __pyx_v_self->scorer->name = __pyx_t_4;
 
-  /* "mteval.pxi":185
+  /* "cdec/mteval.pxi":185
  *         cdef bytes class_name = self.__class__.__name__
  *         self.scorer.name = new string(class_name)
  *         self.scorer.metric = mteval.PyMetricInstance(self.scorer.name[0],             # <<<<<<<<<<<<<<
@@ -20391,7 +20727,7 @@ static int __pyx_pf_4cdec_5_cdec_6Metric___cinit__(struct __pyx_obj_4cdec_5_cdec
  */
   __pyx_v_self->scorer->metric = PythonEvaluationMetric::Instance((__pyx_v_self->scorer->name[0]), ((void *)__pyx_v_self), __pyx_f_4cdec_5_cdec__compute_sufficient_stats, __pyx_f_4cdec_5_cdec__compute_score);
 
-  /* "mteval.pxi":181
+  /* "cdec/mteval.pxi":181
  * cdef class Metric:
  *     cdef Scorer scorer
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -20413,7 +20749,7 @@ static int __pyx_pf_4cdec_5_cdec_6Metric___cinit__(struct __pyx_obj_4cdec_5_cdec
   return __pyx_r;
 }
 
-/* "mteval.pxi":188
+/* "cdec/mteval.pxi":188
  *                 <void*> self, _compute_sufficient_stats, _compute_score)
  * 
  *     def __call__(self, refs):             # <<<<<<<<<<<<<<
@@ -20485,7 +20821,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Metric_2__call__(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__call__", 0);
 
-  /* "mteval.pxi":189
+  /* "cdec/mteval.pxi":189
  * 
  *     def __call__(self, refs):
  *         return self.scorer(refs)             # <<<<<<<<<<<<<<
@@ -20523,7 +20859,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Metric_2__call__(struct __pyx_obj_4cdec_
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "mteval.pxi":188
+  /* "cdec/mteval.pxi":188
  *                 <void*> self, _compute_sufficient_stats, _compute_score)
  * 
  *     def __call__(self, refs):             # <<<<<<<<<<<<<<
@@ -20545,7 +20881,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Metric_2__call__(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "mteval.pxi":191
+/* "cdec/mteval.pxi":191
  *         return self.scorer(refs)
  * 
  *     def score(SufficientStats stats):             # <<<<<<<<<<<<<<
@@ -20571,7 +20907,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Metric_4score(CYTHON_UNUSED struct __pyx
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("score", 0);
 
-  /* "mteval.pxi":192
+  /* "cdec/mteval.pxi":192
  * 
  *     def score(SufficientStats stats):
  *         return 0             # <<<<<<<<<<<<<<
@@ -20583,7 +20919,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Metric_4score(CYTHON_UNUSED struct __pyx
   __pyx_r = __pyx_int_0;
   goto __pyx_L0;
 
-  /* "mteval.pxi":191
+  /* "cdec/mteval.pxi":191
  *         return self.scorer(refs)
  * 
  *     def score(SufficientStats stats):             # <<<<<<<<<<<<<<
@@ -20598,7 +20934,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Metric_4score(CYTHON_UNUSED struct __pyx
   return __pyx_r;
 }
 
-/* "mteval.pxi":194
+/* "cdec/mteval.pxi":194
  *         return 0
  * 
  *     def evaluate(self, hyp, refs):             # <<<<<<<<<<<<<<
@@ -20676,7 +21012,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Metric_6evaluate(CYTHON_UNUSED struct __
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("evaluate", 0);
 
-  /* "mteval.pxi":195
+  /* "cdec/mteval.pxi":195
  * 
  *     def evaluate(self, hyp, refs):
  *         return []             # <<<<<<<<<<<<<<
@@ -20690,7 +21026,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_6Metric_6evaluate(CYTHON_UNUSED struct __
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "mteval.pxi":194
+  /* "cdec/mteval.pxi":194
  *         return 0
  * 
  *     def evaluate(self, hyp, refs):             # <<<<<<<<<<<<<<
@@ -20770,7 +21106,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_2set_silent(CYTHON_UNUSED PyObject *__pyx
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_5_cdec_6generator20(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_5_cdec_6generator21(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
 /* "cdec/_cdec.pyx":32
  *     SetSilent(yn)
@@ -20795,14 +21131,14 @@ static PyObject *__pyx_pw_4cdec_5_cdec_5_make_config(PyObject *__pyx_self, PyObj
 }
 
 static PyObject *__pyx_pf_4cdec_5_cdec_4_make_config(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_config) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *__pyx_cur_scope;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("_make_config", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_26__make_config(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_26__make_config, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_27__make_config(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_27__make_config, __pyx_empty_tuple, NULL);
   if (unlikely(!__pyx_cur_scope)) {
     __Pyx_RefNannyFinishContext();
     return NULL;
@@ -20812,7 +21148,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_4_make_config(CYTHON_UNUSED PyObject *__p
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_config);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_config);
   {
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+static PyObject *__pyx_gb_4cdec_5_cdec_6generator21(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
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+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *)__pyx_generator->closure);
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-static PyObject *__pyx_gb_4cdec_5_cdec_7Decoder_8__init___2generator24(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_5_cdec_7Decoder_8__init___2generator25(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
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+  __pyx_cur_scope = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *)__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_29_genexpr(__pyx_ptype_4cdec_5_cdec___pyx_scope_struct_29_genexpr, __pyx_empty_tuple, NULL);
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+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *)__pyx_generator->closure);
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-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *__pyx_cur_scope;
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 /* Python wrapper */
-static PyObject *__pyx_pw_4cdec_5_cdec_7Decoder_5read_weights(PyObject *__pyx_v_self, PyObject *__pyx_v_weights); /*proto*/
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 static char __pyx_doc_4cdec_5_cdec_7Decoder_4read_weights[] = "decoder.read_weights(filename): Read decoder weights from a file.";
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+static PyObject *__pyx_pw_4cdec_5_cdec_7Decoder_5read_weights(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
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-          __pyx_t_1 = PyTuple_Pack(3, __pyx_t_4, __pyx_t_2, __pyx_t_5); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; __pyx_clineno = __LINE__; goto __pyx_L9_except_error;}
+          __Pyx_GOTREF(__pyx_t_2);
+          __pyx_t_1 = PyTuple_Pack(3, __pyx_t_4, __pyx_t_5, __pyx_t_2); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; __pyx_clineno = __LINE__; goto __pyx_L9_except_error;}
           __Pyx_GOTREF(__pyx_t_1);
           __pyx_t_15 = __Pyx_PyObject_Call(__pyx_t_3, __pyx_t_1, NULL);
           __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
@@ -22743,15 +23133,15 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Decoder_4read_weights(struct __pyx_obj_4
           __pyx_t_16 = ((!(__pyx_t_11 != 0)) != 0);
           if (__pyx_t_16) {
             __Pyx_GIVEREF(__pyx_t_4);
-            __Pyx_GIVEREF(__pyx_t_2);
-            __Pyx_XGIVEREF(__pyx_t_5);
-            __Pyx_ErrRestore(__pyx_t_4, __pyx_t_2, __pyx_t_5);
-            __pyx_t_4 = 0; __pyx_t_2 = 0; __pyx_t_5 = 0; 
+            __Pyx_GIVEREF(__pyx_t_5);
+            __Pyx_XGIVEREF(__pyx_t_2);
+            __Pyx_ErrRestore(__pyx_t_4, __pyx_t_5, __pyx_t_2);
+            __pyx_t_4 = 0; __pyx_t_5 = 0; __pyx_t_2 = 0; 
             {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; __pyx_clineno = __LINE__; goto __pyx_L9_except_error;}
           }
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
-          __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
           __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
+          __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
           goto __pyx_L8_exception_handled;
         }
         __pyx_L9_except_error:;
@@ -22791,7 +23181,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Decoder_4read_weights(struct __pyx_obj_4
   /* "cdec/_cdec.pyx":88
  *             return str(conf[0]['formalism'].as_str().c_str())
  * 
- *     def read_weights(self, weights):             # <<<<<<<<<<<<<<
+ *     def read_weights(self, weights, scaling = 1.0):             # <<<<<<<<<<<<<<
  *         """decoder.read_weights(filename): Read decoder weights from a file."""
  *         with open(weights) as fp:
  */
@@ -22818,7 +23208,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Decoder_4read_weights(struct __pyx_obj_4
 }
 
 /* "cdec/_cdec.pyx":96
- *                 self.weights[fname.strip()] = float(value)
+ *                 self.weights[fname.strip()] = float(value) * scaling
  * 
  *     def translate(self, sentence, grammar=None):             # <<<<<<<<<<<<<<
  *         """decoder.translate(sentence, grammar=None) -> Hypergraph
@@ -23161,7 +23551,7 @@ static PyObject *__pyx_pf_4cdec_5_cdec_7Decoder_6translate(struct __pyx_obj_4cde
   goto __pyx_L0;
 
   /* "cdec/_cdec.pyx":96
- *                 self.weights[fname.strip()] = float(value)
+ *                 self.weights[fname.strip()] = float(value) * scaling
  * 
  *     def translate(self, sentence, grammar=None):             # <<<<<<<<<<<<<<
  *         """decoder.translate(sentence, grammar=None) -> Hypergraph
@@ -24259,13 +24649,14 @@ static PyMethodDef __pyx_methods_4cdec_5_cdec_Hypergraph[] = {
   {"unique_kbest_trees", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_25unique_kbest_trees, METH_O, __pyx_doc_4cdec_5_cdec_10Hypergraph_24unique_kbest_trees},
   {"unique_kbest_features", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_28unique_kbest_features, METH_O, __pyx_doc_4cdec_5_cdec_10Hypergraph_27unique_kbest_features},
   {"sample", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_31sample, METH_O, __pyx_doc_4cdec_5_cdec_10Hypergraph_30sample},
-  {"sample_trees", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_34sample_trees, METH_O, __pyx_doc_4cdec_5_cdec_10Hypergraph_33sample_trees},
-  {"intersect", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_37intersect, METH_O, __pyx_doc_4cdec_5_cdec_10Hypergraph_36intersect},
-  {"prune", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_39prune, METH_VARARGS|METH_KEYWORDS, __pyx_doc_4cdec_5_cdec_10Hypergraph_38prune},
-  {"lattice", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_41lattice, METH_NOARGS, __pyx_doc_4cdec_5_cdec_10Hypergraph_40lattice},
-  {"plf", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_43plf, METH_NOARGS, __pyx_doc_4cdec_5_cdec_10Hypergraph_42plf},
-  {"reweight", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_45reweight, METH_O, __pyx_doc_4cdec_5_cdec_10Hypergraph_44reweight},
-  {"inside_outside", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_47inside_outside, METH_NOARGS, __pyx_doc_4cdec_5_cdec_10Hypergraph_46inside_outside},
+  {"sample_hypotheses", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_34sample_hypotheses, METH_O, __pyx_doc_4cdec_5_cdec_10Hypergraph_33sample_hypotheses},
+  {"sample_trees", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_37sample_trees, METH_O, __pyx_doc_4cdec_5_cdec_10Hypergraph_36sample_trees},
+  {"intersect", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_40intersect, METH_O, __pyx_doc_4cdec_5_cdec_10Hypergraph_39intersect},
+  {"prune", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_42prune, METH_VARARGS|METH_KEYWORDS, __pyx_doc_4cdec_5_cdec_10Hypergraph_41prune},
+  {"lattice", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_44lattice, METH_NOARGS, __pyx_doc_4cdec_5_cdec_10Hypergraph_43lattice},
+  {"plf", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_46plf, METH_NOARGS, __pyx_doc_4cdec_5_cdec_10Hypergraph_45plf},
+  {"reweight", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_48reweight, METH_O, __pyx_doc_4cdec_5_cdec_10Hypergraph_47reweight},
+  {"inside_outside", (PyCFunction)__pyx_pw_4cdec_5_cdec_10Hypergraph_50inside_outside, METH_NOARGS, __pyx_doc_4cdec_5_cdec_10Hypergraph_49inside_outside},
   {0, 0, 0, 0}
 };
 
@@ -25537,7 +25928,7 @@ static PyObject *__pyx_getprop_4cdec_5_cdec_7Decoder_formalism(PyObject *o, CYTH
 }
 
 static PyMethodDef __pyx_methods_4cdec_5_cdec_Decoder[] = {
-  {"read_weights", (PyCFunction)__pyx_pw_4cdec_5_cdec_7Decoder_5read_weights, METH_O, __pyx_doc_4cdec_5_cdec_7Decoder_4read_weights},
+  {"read_weights", (PyCFunction)__pyx_pw_4cdec_5_cdec_7Decoder_5read_weights, METH_VARARGS|METH_KEYWORDS, __pyx_doc_4cdec_5_cdec_7Decoder_4read_weights},
   {"translate", (PyCFunction)__pyx_pw_4cdec_5_cdec_7Decoder_7translate, METH_VARARGS|METH_KEYWORDS, __pyx_doc_4cdec_5_cdec_7Decoder_6translate},
   {0, 0, 0, 0}
 };
@@ -27245,14 +27636,14 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_14_sample = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_15_sample_trees[8];
-static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_15_sample_trees = 0;
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses = 0;
 
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_15_sample_trees(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_15_sample_trees > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_15_sample_trees[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_15_sample_trees];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -27262,41 +27653,48 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_15_sample_trees(Py
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_15_sample_trees(PyObject *o) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees *)o;
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses *)o;
   PyObject_GC_UnTrack(o);
+  Py_CLEAR(p->__pyx_v_fmap);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_15_sample_trees < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees)))) {
-    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_15_sample_trees[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_15_sample_trees++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_15_sample_trees(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses *)o;
+  if (p->__pyx_v_fmap) {
+    e = (*v)(((PyObject*)p->__pyx_v_fmap), a); if (e) return e;
+  }
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_15_sample_trees(PyObject *o) {
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses *)o;
+  tmp = ((PyObject*)p->__pyx_v_fmap);
+  p->__pyx_v_fmap = ((struct __pyx_obj_4cdec_5_cdec_SparseVector *)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_self);
   p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_Hypergraph *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_trees = {
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec._cdec.__pyx_scope_struct_15_sample_trees", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_trees), /*tp_basicsize*/
+  "cdec._cdec.__pyx_scope_struct_15_sample_hypotheses", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_15_sample_trees, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -27317,8 +27715,8 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_trees =
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_15_sample_trees, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_15_sample_trees, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -27333,7 +27731,7 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_trees =
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_15_sample_trees, /*tp_new*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -27348,14 +27746,14 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_trees =
   #endif
 };
 
-static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__ *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_16___get__[8];
-static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_16___get__ = 0;
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_16_sample_trees[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_16_sample_trees = 0;
 
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_16___get__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_16_sample_trees(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_16___get__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_16___get__[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_16___get__];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_16_sample_trees > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_16_sample_trees[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_16_sample_trees];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -27365,41 +27763,41 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_16___get__(PyTypeO
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_16___get__(PyObject *o) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__ *)o;
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_16_sample_trees(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_16___get__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__)))) {
-    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_16___get__[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_16___get__++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__ *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_16_sample_trees < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_16_sample_trees[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_16_sample_trees++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_16___get__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_16_sample_trees(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__ *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_16___get__(PyObject *o) {
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_16_sample_trees(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__ *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees *)o;
   tmp = ((PyObject*)p->__pyx_v_self);
   p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_Hypergraph *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_16___get__ = {
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_16_sample_trees = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec._cdec.__pyx_scope_struct_16___get__", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16___get__), /*tp_basicsize*/
+  "cdec._cdec.__pyx_scope_struct_16_sample_trees", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_16_sample_trees), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_16___get__, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_16_sample_trees, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -27420,8 +27818,8 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_16___get__ = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_16___get__, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_16___get__, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_16_sample_trees, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_16_sample_trees, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -27436,7 +27834,7 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_16___get__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_16___get__, /*tp_new*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_16_sample_trees, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -27595,7 +27993,7 @@ static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_18___get__(PyObject *o
   PyObject* tmp;
   struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_18___get__ *)o;
   tmp = ((PyObject*)p->__pyx_v_self);
-  p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_HypergraphEdge *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_Hypergraph *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
@@ -27698,7 +28096,7 @@ static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_19___get__(PyObject *o
   PyObject* tmp;
   struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_19___get__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_19___get__ *)o;
   tmp = ((PyObject*)p->__pyx_v_self);
-  p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_HypergraphEdge *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
@@ -27863,14 +28261,117 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_20___get__ = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_21___iter__[8];
-static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_21___iter__ = 0;
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__ *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_21___get__[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_21___get__ = 0;
+
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_21___get__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  PyObject *o;
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_21___get__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_21___get__[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_21___get__];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__));
+    (void) PyObject_INIT(o, t);
+    PyObject_GC_Track(o);
+  } else {
+    o = (*t->tp_alloc)(t, 0);
+    if (unlikely(!o)) return 0;
+  }
+  return o;
+}
+
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_21___get__(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__ *)o;
+  PyObject_GC_UnTrack(o);
+  Py_CLEAR(p->__pyx_v_self);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_21___get__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_21___get__[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_21___get__++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__ *)o);
+  } else {
+    (*Py_TYPE(o)->tp_free)(o);
+  }
+}
+
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_21___get__(PyObject *o, visitproc v, void *a) {
+  int e;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__ *)o;
+  if (p->__pyx_v_self) {
+    e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
+  }
+  return 0;
+}
+
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_21___get__(PyObject *o) {
+  PyObject* tmp;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__ *)o;
+  tmp = ((PyObject*)p->__pyx_v_self);
+  p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_HypergraphNode *)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  return 0;
+}
+
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_21___get__ = {
+  PyVarObject_HEAD_INIT(0, 0)
+  "cdec._cdec.__pyx_scope_struct_21___get__", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___get__), /*tp_basicsize*/
+  0, /*tp_itemsize*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_21___get__, /*tp_dealloc*/
+  0, /*tp_print*/
+  0, /*tp_getattr*/
+  0, /*tp_setattr*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*tp_compare*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*tp_repr*/
+  0, /*tp_as_number*/
+  0, /*tp_as_sequence*/
+  0, /*tp_as_mapping*/
+  0, /*tp_hash*/
+  0, /*tp_call*/
+  0, /*tp_str*/
+  0, /*tp_getattro*/
+  0, /*tp_setattro*/
+  0, /*tp_as_buffer*/
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
+  0, /*tp_doc*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_21___get__, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_21___get__, /*tp_clear*/
+  0, /*tp_richcompare*/
+  0, /*tp_weaklistoffset*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  0, /*tp_methods*/
+  0, /*tp_members*/
+  0, /*tp_getset*/
+  0, /*tp_base*/
+  0, /*tp_dict*/
+  0, /*tp_descr_get*/
+  0, /*tp_descr_set*/
+  0, /*tp_dictoffset*/
+  0, /*tp_init*/
+  0, /*tp_alloc*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_21___get__, /*tp_new*/
+  0, /*tp_free*/
+  0, /*tp_is_gc*/
+  0, /*tp_bases*/
+  0, /*tp_mro*/
+  0, /*tp_cache*/
+  0, /*tp_subclasses*/
+  0, /*tp_weaklist*/
+  0, /*tp_del*/
+  0, /*tp_version_tag*/
+  #if PY_VERSION_HEX >= 0x030400a1
+  0, /*tp_finalize*/
+  #endif
+};
+
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_22___iter__[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_22___iter__ = 0;
 
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_21___iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_22___iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_21___iter__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_21___iter__[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_21___iter__];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_22___iter__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_22___iter__[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_22___iter__];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -27880,41 +28381,41 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_21___iter__(PyType
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_21___iter__(PyObject *o) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *)o;
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_22___iter__(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_21___iter__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__)))) {
-    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_21___iter__[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_21___iter__++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_22___iter__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_22___iter__[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_22___iter__++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_21___iter__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_22___iter__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_21___iter__(PyObject *o) {
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_22___iter__(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__ *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__ *)o;
   tmp = ((PyObject*)p->__pyx_v_self);
   p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_Lattice *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_21___iter__ = {
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_22___iter__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec._cdec.__pyx_scope_struct_21___iter__", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_21___iter__), /*tp_basicsize*/
+  "cdec._cdec.__pyx_scope_struct_22___iter__", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22___iter__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_21___iter__, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_22___iter__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -27935,8 +28436,8 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_21___iter__ = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_21___iter__, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_21___iter__, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_22___iter__, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_22___iter__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -27951,7 +28452,7 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_21___iter__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_21___iter__, /*tp_new*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_22___iter__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -27966,14 +28467,14 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_21___iter__ = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_22_todot[8];
-static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_22_todot = 0;
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_23_todot[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_23_todot = 0;
 
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_22_todot(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_23_todot(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_22_todot > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_22_todot[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_22_todot];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_23_todot > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_23_todot[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_23_todot];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -27983,41 +28484,41 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_22_todot(PyTypeObj
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_22_todot(PyObject *o) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *)o;
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_23_todot(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_22_todot < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot)))) {
-    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_22_todot[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_22_todot++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_23_todot < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_23_todot[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_23_todot++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_22_todot(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_23_todot(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_22_todot(PyObject *o) {
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_23_todot(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *)o;
   tmp = ((PyObject*)p->__pyx_v_self);
   p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_Lattice *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_22_todot = {
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_23_todot = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec._cdec.__pyx_scope_struct_22_todot", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot), /*tp_basicsize*/
+  "cdec._cdec.__pyx_scope_struct_23_todot", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_22_todot, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_23_todot, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -28038,8 +28539,8 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_22_todot = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_22_todot, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_22_todot, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_23_todot, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_23_todot, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -28054,7 +28555,7 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_22_todot = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_22_todot, /*tp_new*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_23_todot, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -28069,14 +28570,14 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_22_todot = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_23_lines[8];
-static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_23_lines = 0;
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_24_lines[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_24_lines = 0;
 
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_23_lines(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_24_lines(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_23_lines > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_23_lines[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_23_lines];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_24_lines > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_24_lines[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_24_lines];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -28086,8 +28587,8 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_23_lines(PyTypeObj
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_23_lines(PyObject *o) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *)o;
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_24_lines(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_delta);
@@ -28096,16 +28597,16 @@ static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_23_lines(PyObject *
   Py_CLEAR(p->__pyx_v_weight);
   Py_CLEAR(p->__pyx_t_1);
   Py_CLEAR(p->__pyx_t_3);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_23_lines < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines)))) {
-    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_23_lines[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_23_lines++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_24_lines < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_24_lines[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_24_lines++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_23_lines(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_24_lines(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *)o;
   if (p->__pyx_outer_scope) {
     e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
@@ -28130,11 +28631,11 @@ static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_23_lines(PyObject *
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_23_lines(PyObject *o) {
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_24_lines(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines *)o;
   tmp = ((PyObject*)p->__pyx_outer_scope);
-  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_22_todot *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_todot *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_delta);
   p->__pyx_v_delta = Py_None; Py_INCREF(Py_None);
@@ -28157,12 +28658,12 @@ static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_23_lines(PyObject *o)
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_23_lines = {
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_24_lines = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec._cdec.__pyx_scope_struct_23_lines", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_23_lines), /*tp_basicsize*/
+  "cdec._cdec.__pyx_scope_struct_24_lines", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24_lines), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_23_lines, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_24_lines, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -28183,8 +28684,8 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_23_lines = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_23_lines, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_23_lines, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_24_lines, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_24_lines, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -28199,7 +28700,7 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_23_lines = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_23_lines, /*tp_new*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_24_lines, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -28214,14 +28715,14 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_23_lines = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_24___iter__[8];
-static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_24___iter__ = 0;
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_25___iter__[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_25___iter__ = 0;
 
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_24___iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_25___iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_24___iter__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_24___iter__[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_24___iter__];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_25___iter__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_25___iter__[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_25___iter__];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -28231,41 +28732,41 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_24___iter__(PyType
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_24___iter__(PyObject *o) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *)o;
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_25___iter__(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_24___iter__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__)))) {
-    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_24___iter__[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_24___iter__++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_25___iter__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_25___iter__[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_25___iter__++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_24___iter__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_25___iter__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_24___iter__(PyObject *o) {
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_25___iter__(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__ *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)o;
   tmp = ((PyObject*)p->__pyx_v_self);
   p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_SufficientStats *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_24___iter__ = {
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_25___iter__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec._cdec.__pyx_scope_struct_24___iter__", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_24___iter__), /*tp_basicsize*/
+  "cdec._cdec.__pyx_scope_struct_25___iter__", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_24___iter__, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_25___iter__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -28286,8 +28787,8 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_24___iter__ = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_24___iter__, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_24___iter__, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_25___iter__, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_25___iter__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -28302,7 +28803,7 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_24___iter__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_24___iter__, /*tp_new*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_25___iter__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -28317,14 +28818,14 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_24___iter__ = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_25___iter__[8];
-static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_25___iter__ = 0;
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_26___iter__[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_26___iter__ = 0;
 
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_25___iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_26___iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_25___iter__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_25___iter__[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_25___iter__];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_26___iter__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_26___iter__[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_26___iter__];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -28334,41 +28835,41 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_25___iter__(PyType
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_25___iter__(PyObject *o) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)o;
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_26___iter__(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_25___iter__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__)))) {
-    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_25___iter__[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_25___iter__++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_26___iter__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_26___iter__[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_26___iter__++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_25___iter__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_26___iter__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_25___iter__(PyObject *o) {
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_26___iter__(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__ *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__ *)o;
   tmp = ((PyObject*)p->__pyx_v_self);
   p->__pyx_v_self = ((struct __pyx_obj_4cdec_5_cdec_CandidateSet *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_25___iter__ = {
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_26___iter__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec._cdec.__pyx_scope_struct_25___iter__", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_25___iter__), /*tp_basicsize*/
+  "cdec._cdec.__pyx_scope_struct_26___iter__", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26___iter__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_25___iter__, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_26___iter__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -28389,8 +28890,8 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_25___iter__ = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_25___iter__, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_25___iter__, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_26___iter__, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_26___iter__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -28405,7 +28906,7 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_25___iter__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_25___iter__, /*tp_new*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_26___iter__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -28420,14 +28921,14 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_25___iter__ = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_26__make_config[8];
-static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_26__make_config = 0;
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_27__make_config[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_27__make_config = 0;
 
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_26__make_config(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_27__make_config(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_26__make_config > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_26__make_config[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_26__make_config];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_27__make_config > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_27__make_config[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_27__make_config];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -28437,8 +28938,8 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_26__make_config(Py
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_26__make_config(PyObject *o) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config *)o;
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_27__make_config(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_config);
   Py_CLEAR(p->__pyx_v_info);
@@ -28447,16 +28948,16 @@ static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_26__make_config(PyO
   Py_CLEAR(p->__pyx_v_value);
   Py_CLEAR(p->__pyx_t_0);
   Py_CLEAR(p->__pyx_t_3);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_26__make_config < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config)))) {
-    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_26__make_config[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_26__make_config++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_27__make_config < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_27__make_config[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_27__make_config++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_26__make_config(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_27__make_config(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *)o;
   if (p->__pyx_v_config) {
     e = (*v)(p->__pyx_v_config, a); if (e) return e;
   }
@@ -28481,9 +28982,9 @@ static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_26__make_config(PyO
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_26__make_config(PyObject *o) {
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_27__make_config(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config *)o;
   tmp = ((PyObject*)p->__pyx_v_config);
   p->__pyx_v_config = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
@@ -28508,12 +29009,12 @@ static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_26__make_config(PyObje
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_26__make_config = {
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_27__make_config = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec._cdec.__pyx_scope_struct_26__make_config", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_26__make_config), /*tp_basicsize*/
+  "cdec._cdec.__pyx_scope_struct_27__make_config", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27__make_config), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_26__make_config, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_27__make_config, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -28534,8 +29035,8 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_26__make_config =
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_26__make_config, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_26__make_config, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_27__make_config, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_27__make_config, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -28550,7 +29051,7 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_26__make_config =
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_26__make_config, /*tp_new*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_27__make_config, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -28565,14 +29066,14 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_26__make_config =
   #endif
 };
 
-static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_27___init__[8];
-static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_27___init__ = 0;
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_28___init__[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_28___init__ = 0;
 
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_27___init__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_28___init__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_27___init__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_27___init__[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_27___init__];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_28___init__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_28___init__[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_28___init__];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -28582,41 +29083,41 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_27___init__(PyType
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_27___init__(PyObject *o) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *)o;
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_28___init__(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_config);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_27___init__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__)))) {
-    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_27___init__[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_27___init__++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_28___init__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_28___init__[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_28___init__++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_27___init__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_28___init__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ *)o;
   if (p->__pyx_v_config) {
     e = (*v)(p->__pyx_v_config, a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_27___init__(PyObject *o) {
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_28___init__(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ *)o;
   tmp = ((PyObject*)p->__pyx_v_config);
   p->__pyx_v_config = ((PyObject*)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_27___init__ = {
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_28___init__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec._cdec.__pyx_scope_struct_27___init__", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__), /*tp_basicsize*/
+  "cdec._cdec.__pyx_scope_struct_28___init__", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_27___init__, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_28___init__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -28637,8 +29138,8 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_27___init__ = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_27___init__, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_27___init__, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_28___init__, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_28___init__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -28653,7 +29154,7 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_27___init__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_27___init__, /*tp_new*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_28___init__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -28668,14 +29169,14 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_27___init__ = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_28_genexpr[8];
-static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_28_genexpr = 0;
+static struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_29_genexpr[8];
+static int __pyx_freecount_4cdec_5_cdec___pyx_scope_struct_29_genexpr = 0;
 
-static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_28_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_29_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_28_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_28_genexpr[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_28_genexpr];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_29_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_5_cdec___pyx_scope_struct_29_genexpr[--__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_29_genexpr];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -28685,22 +29186,22 @@ static PyObject *__pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_28_genexpr(PyTypeO
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_28_genexpr(PyObject *o) {
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr *)o;
+static void __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_29_genexpr(PyObject *o) {
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_kv);
   Py_CLEAR(p->__pyx_t_0);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_28_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr)))) {
-    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_28_genexpr[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_28_genexpr++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_29_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr)))) {
+    __pyx_freelist_4cdec_5_cdec___pyx_scope_struct_29_genexpr[__pyx_freecount_4cdec_5_cdec___pyx_scope_struct_29_genexpr++] = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_28_genexpr(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_29_genexpr(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *)o;
   if (p->__pyx_outer_scope) {
     e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
@@ -28713,11 +29214,11 @@ static int __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_28_genexpr(PyObject
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_28_genexpr(PyObject *o) {
+static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_29_genexpr(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr *)o;
+  struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *p = (struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr *)o;
   tmp = ((PyObject*)p->__pyx_outer_scope);
-  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_27___init__ *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28___init__ *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_kv);
   p->__pyx_v_kv = Py_None; Py_INCREF(Py_None);
@@ -28728,12 +29229,12 @@ static int __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_28_genexpr(PyObject *o
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_28_genexpr = {
+static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_29_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec._cdec.__pyx_scope_struct_28_genexpr", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_28_genexpr), /*tp_basicsize*/
+  "cdec._cdec.__pyx_scope_struct_29_genexpr", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_5_cdec___pyx_scope_struct_29_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_28_genexpr, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_5_cdec___pyx_scope_struct_29_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -28754,8 +29255,8 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_28_genexpr = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_28_genexpr, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_28_genexpr, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_5_cdec___pyx_scope_struct_29_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_5_cdec___pyx_scope_struct_29_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -28770,7 +29271,7 @@ static PyTypeObject __pyx_type_4cdec_5_cdec___pyx_scope_struct_28_genexpr = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_28_genexpr, /*tp_new*/
+  __pyx_tp_new_4cdec_5_cdec___pyx_scope_struct_29_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -28822,6 +29323,7 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s_Hypergraph_kbest_features, __pyx_k_Hypergraph_kbest_features, sizeof(__pyx_k_Hypergraph_kbest_features), 0, 0, 1, 1},
   {&__pyx_n_s_Hypergraph_kbest_trees, __pyx_k_Hypergraph_kbest_trees, sizeof(__pyx_k_Hypergraph_kbest_trees), 0, 0, 1, 1},
   {&__pyx_n_s_Hypergraph_sample, __pyx_k_Hypergraph_sample, sizeof(__pyx_k_Hypergraph_sample), 0, 0, 1, 1},
+  {&__pyx_n_s_Hypergraph_sample_hypotheses, __pyx_k_Hypergraph_sample_hypotheses, sizeof(__pyx_k_Hypergraph_sample_hypotheses), 0, 0, 1, 1},
   {&__pyx_n_s_Hypergraph_sample_trees, __pyx_k_Hypergraph_sample_trees, sizeof(__pyx_k_Hypergraph_sample_trees), 0, 0, 1, 1},
   {&__pyx_n_s_Hypergraph_unique_kbest, __pyx_k_Hypergraph_unique_kbest, sizeof(__pyx_k_Hypergraph_unique_kbest), 0, 0, 1, 1},
   {&__pyx_n_s_Hypergraph_unique_kbest_features, __pyx_k_Hypergraph_unique_kbest_features, sizeof(__pyx_k_Hypergraph_unique_kbest_features), 0, 0, 1, 1},
@@ -28841,6 +29343,9 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s_TER, __pyx_k_TER, sizeof(__pyx_k_TER), 0, 0, 1, 1},
   {&__pyx_n_s_TRule___get, __pyx_k_TRule___get, sizeof(__pyx_k_TRule___get), 0, 0, 1, 1},
   {&__pyx_n_s_TypeError, __pyx_k_TypeError, sizeof(__pyx_k_TypeError), 0, 0, 1, 1},
+  {&__pyx_kp_s_Users_waziz_workspace_mtm14_my, __pyx_k_Users_waziz_workspace_mtm14_my, sizeof(__pyx_k_Users_waziz_workspace_mtm14_my), 0, 0, 1, 0},
+  {&__pyx_kp_s_Users_waziz_workspace_mtm14_my_2, __pyx_k_Users_waziz_workspace_mtm14_my_2, sizeof(__pyx_k_Users_waziz_workspace_mtm14_my_2), 0, 0, 1, 0},
+  {&__pyx_kp_s_Users_waziz_workspace_mtm14_my_3, __pyx_k_Users_waziz_workspace_mtm14_my_3, sizeof(__pyx_k_Users_waziz_workspace_mtm14_my_3), 0, 0, 1, 0},
   {&__pyx_n_s_ValueError, __pyx_k_ValueError, sizeof(__pyx_k_ValueError), 0, 0, 1, 1},
   {&__pyx_kp_s__10, __pyx_k__10, sizeof(__pyx_k__10), 0, 0, 1, 0},
   {&__pyx_kp_s__11, __pyx_k__11, sizeof(__pyx_k__11), 0, 0, 1, 0},
@@ -28952,7 +29457,9 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_kp_s_s_s_s_s, __pyx_k_s_s_s_s, sizeof(__pyx_k_s_s_s_s), 0, 0, 1, 0},
   {&__pyx_n_s_sa, __pyx_k_sa, sizeof(__pyx_k_sa), 0, 0, 1, 1},
   {&__pyx_n_s_sample, __pyx_k_sample, sizeof(__pyx_k_sample), 0, 0, 1, 1},
+  {&__pyx_n_s_sample_hypotheses, __pyx_k_sample_hypotheses, sizeof(__pyx_k_sample_hypotheses), 0, 0, 1, 1},
   {&__pyx_n_s_sample_trees, __pyx_k_sample_trees, sizeof(__pyx_k_sample_trees), 0, 0, 1, 1},
+  {&__pyx_n_s_scaling, __pyx_k_scaling, sizeof(__pyx_k_scaling), 0, 0, 1, 1},
   {&__pyx_n_s_scfg, __pyx_k_scfg, sizeof(__pyx_k_scfg), 0, 0, 1, 1},
   {&__pyx_n_s_score, __pyx_k_score, sizeof(__pyx_k_score), 0, 0, 1, 1},
   {&__pyx_n_s_scores, __pyx_k_scores, sizeof(__pyx_k_scores), 0, 0, 1, 1},
@@ -28977,12 +29484,10 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s_unique_kbest, __pyx_k_unique_kbest, sizeof(__pyx_k_unique_kbest), 0, 0, 1, 1},
   {&__pyx_n_s_unique_kbest_features, __pyx_k_unique_kbest_features, sizeof(__pyx_k_unique_kbest_features), 0, 0, 1, 1},
   {&__pyx_n_s_unique_kbest_trees, __pyx_k_unique_kbest_trees, sizeof(__pyx_k_unique_kbest_trees), 0, 0, 1, 1},
-  {&__pyx_kp_s_usr0_home_cdyer_cdec_python_cde, __pyx_k_usr0_home_cdyer_cdec_python_cde, sizeof(__pyx_k_usr0_home_cdyer_cdec_python_cde), 0, 0, 1, 0},
-  {&__pyx_kp_s_usr0_home_cdyer_cdec_python_cde_2, __pyx_k_usr0_home_cdyer_cdec_python_cde_2, sizeof(__pyx_k_usr0_home_cdyer_cdec_python_cde_2), 0, 0, 1, 0},
-  {&__pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3, __pyx_k_usr0_home_cdyer_cdec_python_cde_3, sizeof(__pyx_k_usr0_home_cdyer_cdec_python_cde_3), 0, 0, 1, 0},
   {&__pyx_n_s_utf8, __pyx_k_utf8, sizeof(__pyx_k_utf8), 0, 0, 1, 1},
   {&__pyx_n_s_value, __pyx_k_value, sizeof(__pyx_k_value), 0, 0, 1, 1},
   {&__pyx_n_s_weight, __pyx_k_weight, sizeof(__pyx_k_weight), 0, 0, 1, 1},
+  {&__pyx_n_s_weights, __pyx_k_weights, sizeof(__pyx_k_weights), 0, 0, 1, 1},
   {&__pyx_n_s_yn, __pyx_k_yn, sizeof(__pyx_k_yn), 0, 0, 1, 1},
   {0, 0, 0, 0, 0, 0, 0}
 };
@@ -28994,7 +29499,7 @@ static int __Pyx_InitCachedBuiltins(void) {
   __pyx_builtin_NotImplemented = __Pyx_GetBuiltinName(__pyx_n_s_NotImplemented); if (!__pyx_builtin_NotImplemented) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 95; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_builtin_super = __Pyx_GetBuiltinName(__pyx_n_s_super); if (!__pyx_builtin_super) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 197; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_builtin_ValueError = __Pyx_GetBuiltinName(__pyx_n_s_ValueError); if (!__pyx_builtin_ValueError) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 232; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_builtin_eval = __Pyx_GetBuiltinName(__pyx_n_s_eval); if (!__pyx_builtin_eval) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 193; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_builtin_eval = __Pyx_GetBuiltinName(__pyx_n_s_eval); if (!__pyx_builtin_eval) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 208; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_builtin_enumerate = __Pyx_GetBuiltinName(__pyx_n_s_enumerate); if (!__pyx_builtin_enumerate) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 14; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_builtin_IndexError = __Pyx_GetBuiltinName(__pyx_n_s_IndexError); if (!__pyx_builtin_IndexError) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 26; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_builtin_open = __Pyx_GetBuiltinName(__pyx_n_s_open); if (!__pyx_builtin_open) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
@@ -29018,7 +29523,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple_);
   __Pyx_GIVEREF(__pyx_tuple_);
 
-  /* "vectors.pxi":95
+  /* "cdec/vectors.pxi":95
  *         elif op == 3: # !=
  *             return not (x == y)
  *         raise NotImplemented('comparison not implemented for SparseVector')             # <<<<<<<<<<<<<<
@@ -29029,7 +29534,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__2);
   __Pyx_GIVEREF(__pyx_tuple__2);
 
-  /* "grammar.pxi":6
+  /* "cdec/grammar.pxi":6
  * 
  * def _phrase(phrase):
  *     return ' '.join(w.encode('utf8') if isinstance(w, unicode) else str(w) for w in phrase)             # <<<<<<<<<<<<<<
@@ -29040,7 +29545,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__3);
   __Pyx_GIVEREF(__pyx_tuple__3);
 
-  /* "grammar.pxi":232
+  /* "cdec/grammar.pxi":232
  *                 trule = convert_rule(trule)
  *             elif not isinstance(trule, TRule):
  *                 raise ValueError('the grammar should contain TRule objects')             # <<<<<<<<<<<<<<
@@ -29050,27 +29555,27 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__5);
   __Pyx_GIVEREF(__pyx_tuple__5);
 
-  /* "hypergraph.pxi":292
+  /* "cdec/hypergraph.pxi":307
  *         elif op == 3: # !=
  *             return not (x == y)
  *         raise NotImplemented('comparison not implemented for HypergraphEdge')             # <<<<<<<<<<<<<<
  * 
  * cdef class HypergraphNode:
  */
-  __pyx_tuple__6 = PyTuple_Pack(1, __pyx_kp_s_comparison_not_implemented_for_H); if (unlikely(!__pyx_tuple__6)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 292; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_tuple__6 = PyTuple_Pack(1, __pyx_kp_s_comparison_not_implemented_for_H); if (unlikely(!__pyx_tuple__6)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 307; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__6);
   __Pyx_GIVEREF(__pyx_tuple__6);
 
-  /* "hypergraph.pxi":333
+  /* "cdec/hypergraph.pxi":348
  *         elif op == 3: # !=
  *             return not (x == y)
  *         raise NotImplemented('comparison not implemented for HypergraphNode')             # <<<<<<<<<<<<<<
  */
-  __pyx_tuple__7 = PyTuple_Pack(1, __pyx_kp_s_comparison_not_implemented_for_H_2); if (unlikely(!__pyx_tuple__7)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 333; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_tuple__7 = PyTuple_Pack(1, __pyx_kp_s_comparison_not_implemented_for_H_2); if (unlikely(!__pyx_tuple__7)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 348; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__7);
   __Pyx_GIVEREF(__pyx_tuple__7);
 
-  /* "lattice.pxi":26
+  /* "cdec/lattice.pxi":26
  *     def __getitem__(self, int index):
  *         if not 0 <= index < len(self):
  *             raise IndexError('lattice index out of range')             # <<<<<<<<<<<<<<
@@ -29081,7 +29586,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__8);
   __Pyx_GIVEREF(__pyx_tuple__8);
 
-  /* "lattice.pxi":39
+  /* "cdec/lattice.pxi":39
  *     def __setitem__(self, int index, tuple arcs):
  *         if not 0 <= index < len(self):
  *             raise IndexError('lattice index out of range')             # <<<<<<<<<<<<<<
@@ -29092,7 +29597,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__9);
   __Pyx_GIVEREF(__pyx_tuple__9);
 
-  /* "lattice.pxi":69
+  /* "cdec/lattice.pxi":69
  *             for i in range(len(self)):
  *                 for label, weight, delta in self[i]:
  *                     yield '%d -> %d [label="%s"];' % (i, i+delta, label.replace('"', '\\"'))             # <<<<<<<<<<<<<<
@@ -29103,7 +29608,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__12);
   __Pyx_GIVEREF(__pyx_tuple__12);
 
-  /* "lattice.pxi":63
+  /* "cdec/lattice.pxi":63
  *     def todot(self):
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():             # <<<<<<<<<<<<<<
@@ -29113,9 +29618,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__14 = PyTuple_Pack(4, __pyx_n_s_i, __pyx_n_s_label, __pyx_n_s_weight, __pyx_n_s_delta); if (unlikely(!__pyx_tuple__14)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__14);
   __Pyx_GIVEREF(__pyx_tuple__14);
-  __pyx_codeobj__15 = (PyObject*)__Pyx_PyCode_New(0, 0, 4, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__14, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde, __pyx_n_s_lines, 63, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__15)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__15 = (PyObject*)__Pyx_PyCode_New(0, 0, 4, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__14, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my, __pyx_n_s_lines, 63, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__15)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "lattice.pxi":72
+  /* "cdec/lattice.pxi":72
  *             yield '%d [shape=doublecircle]' % len(self)
  *             yield '}'
  *         return '\n'.join(lines()).encode('utf8')             # <<<<<<<<<<<<<<
@@ -29126,7 +29631,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__17);
   __Pyx_GIVEREF(__pyx_tuple__17);
 
-  /* "mteval.pxi":53
+  /* "cdec/mteval.pxi":53
  *     def __getitem__(self, int index):
  *         if not 0 <= index < len(self):
  *             raise IndexError('sufficient stats vector index out of range')             # <<<<<<<<<<<<<<
@@ -29137,7 +29642,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__18);
   __Pyx_GIVEREF(__pyx_tuple__18);
 
-  /* "mteval.pxi":87
+  /* "cdec/mteval.pxi":87
  *     def __getitem__(self,int k):
  *         if not 0 <= k < self.cs.size():
  *             raise IndexError('candidate set index out of range')             # <<<<<<<<<<<<<<
@@ -29153,14 +29658,14 @@ static int __Pyx_InitCachedConstants(void) {
  *             for line in fp:
  *                 if line.strip().startswith('#'): continue             # <<<<<<<<<<<<<<
  *                 fname, value = line.split()
- *                 self.weights[fname.strip()] = float(value)
+ *                 self.weights[fname.strip()] = float(value) * scaling
  */
   __pyx_tuple__21 = PyTuple_Pack(1, __pyx_kp_s__20); if (unlikely(!__pyx_tuple__21)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 92; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__21);
   __Pyx_GIVEREF(__pyx_tuple__21);
 
   /* "cdec/_cdec.pyx":90
- *     def read_weights(self, weights):
+ *     def read_weights(self, weights, scaling = 1.0):
  *         """decoder.read_weights(filename): Read decoder weights from a file."""
  *         with open(weights) as fp:             # <<<<<<<<<<<<<<
  *             for line in fp:
@@ -29170,7 +29675,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__22);
   __Pyx_GIVEREF(__pyx_tuple__22);
 
-  /* "grammar.pxi":5
+  /* "cdec/grammar.pxi":5
  * import cdec.sa._sa as _sa
  * 
  * def _phrase(phrase):             # <<<<<<<<<<<<<<
@@ -29180,9 +29685,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__24 = PyTuple_Pack(3, __pyx_n_s_phrase_2, __pyx_n_s_genexpr, __pyx_n_s_genexpr); if (unlikely(!__pyx_tuple__24)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__24);
   __Pyx_GIVEREF(__pyx_tuple__24);
-  __pyx_codeobj__25 = (PyObject*)__Pyx_PyCode_New(1, 0, 3, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__24, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_2, __pyx_n_s_phrase, 5, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__25)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__25 = (PyObject*)__Pyx_PyCode_New(1, 0, 3, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__24, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_2, __pyx_n_s_phrase, 5, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__25)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "mteval.pxi":197
+  /* "cdec/mteval.pxi":197
  *         return []
  * 
  * BLEU = Scorer('IBM_BLEU')             # <<<<<<<<<<<<<<
@@ -29193,7 +29698,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__26);
   __Pyx_GIVEREF(__pyx_tuple__26);
 
-  /* "mteval.pxi":198
+  /* "cdec/mteval.pxi":198
  * 
  * BLEU = Scorer('IBM_BLEU')
  * QCRI = Scorer('QCRI_BLEU')             # <<<<<<<<<<<<<<
@@ -29204,7 +29709,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__27);
   __Pyx_GIVEREF(__pyx_tuple__27);
 
-  /* "mteval.pxi":199
+  /* "cdec/mteval.pxi":199
  * BLEU = Scorer('IBM_BLEU')
  * QCRI = Scorer('QCRI_BLEU')
  * TER = Scorer('TER')             # <<<<<<<<<<<<<<
@@ -29215,7 +29720,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__28);
   __Pyx_GIVEREF(__pyx_tuple__28);
 
-  /* "mteval.pxi":200
+  /* "cdec/mteval.pxi":200
  * QCRI = Scorer('QCRI_BLEU')
  * TER = Scorer('TER')
  * CER = Scorer('CER')             # <<<<<<<<<<<<<<
@@ -29225,7 +29730,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__29);
   __Pyx_GIVEREF(__pyx_tuple__29);
 
-  /* "mteval.pxi":201
+  /* "cdec/mteval.pxi":201
  * TER = Scorer('TER')
  * CER = Scorer('CER')
  * SSK = Scorer('SSK')             # <<<<<<<<<<<<<<
@@ -29244,7 +29749,7 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__31 = PyTuple_Pack(1, __pyx_n_s_yn); if (unlikely(!__pyx_tuple__31)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 28; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__31);
   __Pyx_GIVEREF(__pyx_tuple__31);
-  __pyx_codeobj__32 = (PyObject*)__Pyx_PyCode_New(1, 0, 1, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__31, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3, __pyx_n_s_set_silent, 28, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__32)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 28; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__32 = (PyObject*)__Pyx_PyCode_New(1, 0, 1, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__31, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_3, __pyx_n_s_set_silent, 28, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__32)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 28; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
   /* "cdec/_cdec.pyx":32
  *     SetSilent(yn)
@@ -29256,7 +29761,7 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__33 = PyTuple_Pack(5, __pyx_n_s_config, __pyx_n_s_key, __pyx_n_s_value, __pyx_n_s_name, __pyx_n_s_info); if (unlikely(!__pyx_tuple__33)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__33);
   __Pyx_GIVEREF(__pyx_tuple__33);
-  __pyx_codeobj__34 = (PyObject*)__Pyx_PyCode_New(1, 0, 5, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__33, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3, __pyx_n_s_make_config, 32, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__34)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__34 = (PyObject*)__Pyx_PyCode_New(1, 0, 5, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__33, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_3, __pyx_n_s_make_config, 32, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__34)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_RefNannyFinishContext();
   return 0;
   __pyx_L1_error:;
@@ -29266,6 +29771,7 @@ static int __Pyx_InitCachedConstants(void) {
 
 static int __Pyx_InitGlobals(void) {
   if (__Pyx_InitStrings(__pyx_string_tab) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;};
+  __pyx_float_1_0 = PyFloat_FromDouble(1.0); if (unlikely(!__pyx_float_1_0)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_int_0 = PyInt_FromLong(0); if (unlikely(!__pyx_int_0)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_int_1 = PyInt_FromLong(1); if (unlikely(!__pyx_int_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   return 0;
@@ -29470,17 +29976,17 @@ PyMODINIT_FUNC PyInit__cdec(void)
   __pyx_ptype_4cdec_5_cdec_Hypergraph = &__pyx_type_4cdec_5_cdec_Hypergraph;
   __pyx_vtabptr_4cdec_5_cdec_HypergraphEdge = &__pyx_vtable_4cdec_5_cdec_HypergraphEdge;
   __pyx_vtable_4cdec_5_cdec_HypergraphEdge.init = (PyObject *(*)(struct __pyx_obj_4cdec_5_cdec_HypergraphEdge *, Hypergraph *, unsigned int))__pyx_f_4cdec_5_cdec_14HypergraphEdge_init;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec_HypergraphEdge) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 244; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec_HypergraphEdge) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 259; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_5_cdec_HypergraphEdge.tp_print = 0;
-  if (__Pyx_SetVtable(__pyx_type_4cdec_5_cdec_HypergraphEdge.tp_dict, __pyx_vtabptr_4cdec_5_cdec_HypergraphEdge) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 244; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  if (PyObject_SetAttrString(__pyx_m, "HypergraphEdge", (PyObject *)&__pyx_type_4cdec_5_cdec_HypergraphEdge) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 244; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (__Pyx_SetVtable(__pyx_type_4cdec_5_cdec_HypergraphEdge.tp_dict, __pyx_vtabptr_4cdec_5_cdec_HypergraphEdge) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 259; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyObject_SetAttrString(__pyx_m, "HypergraphEdge", (PyObject *)&__pyx_type_4cdec_5_cdec_HypergraphEdge) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 259; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_ptype_4cdec_5_cdec_HypergraphEdge = &__pyx_type_4cdec_5_cdec_HypergraphEdge;
   __pyx_vtabptr_4cdec_5_cdec_HypergraphNode = &__pyx_vtable_4cdec_5_cdec_HypergraphNode;
   __pyx_vtable_4cdec_5_cdec_HypergraphNode.init = (PyObject *(*)(struct __pyx_obj_4cdec_5_cdec_HypergraphNode *, Hypergraph *, unsigned int))__pyx_f_4cdec_5_cdec_14HypergraphNode_init;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec_HypergraphNode) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 294; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec_HypergraphNode) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 309; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_5_cdec_HypergraphNode.tp_print = 0;
-  if (__Pyx_SetVtable(__pyx_type_4cdec_5_cdec_HypergraphNode.tp_dict, __pyx_vtabptr_4cdec_5_cdec_HypergraphNode) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 294; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  if (PyObject_SetAttrString(__pyx_m, "HypergraphNode", (PyObject *)&__pyx_type_4cdec_5_cdec_HypergraphNode) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 294; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (__Pyx_SetVtable(__pyx_type_4cdec_5_cdec_HypergraphNode.tp_dict, __pyx_vtabptr_4cdec_5_cdec_HypergraphNode) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 309; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyObject_SetAttrString(__pyx_m, "HypergraphNode", (PyObject *)&__pyx_type_4cdec_5_cdec_HypergraphNode) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 309; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_ptype_4cdec_5_cdec_HypergraphNode = &__pyx_type_4cdec_5_cdec_HypergraphNode;
   if (PyType_Ready(&__pyx_type_4cdec_5_cdec_Lattice) < 0) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 3; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_5_cdec_Lattice.tp_print = 0;
@@ -29579,48 +30085,51 @@ PyMODINIT_FUNC PyInit__cdec(void)
   if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_14_sample) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 145; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_5_cdec___pyx_scope_struct_14_sample.tp_print = 0;
   __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_14_sample = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_14_sample;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_trees) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 156; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_trees.tp_print = 0;
-  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_15_sample_trees = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_trees;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_16___get__) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_5_cdec___pyx_scope_struct_16___get__.tp_print = 0;
-  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_16___get__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_16___get__;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_17___get__) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 215; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 156; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses.tp_print = 0;
+  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_15_sample_hypotheses;
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_16_sample_trees) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 171; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_5_cdec___pyx_scope_struct_16_sample_trees.tp_print = 0;
+  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_16_sample_trees = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_16_sample_trees;
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_17___get__) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 224; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_5_cdec___pyx_scope_struct_17___get__.tp_print = 0;
   __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_17___get__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_17___get__;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_18___get__) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 264; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_18___get__) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 230; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_5_cdec___pyx_scope_struct_18___get__.tp_print = 0;
   __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_18___get__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_18___get__;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_19___get__) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 308; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_19___get__) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 279; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_5_cdec___pyx_scope_struct_19___get__.tp_print = 0;
   __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_19___get__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_19___get__;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_20___get__) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 314; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_20___get__) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 323; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_5_cdec___pyx_scope_struct_20___get__.tp_print = 0;
   __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_20___get__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_20___get__;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_21___iter__) < 0) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 56; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_5_cdec___pyx_scope_struct_21___iter__.tp_print = 0;
-  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_21___iter__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_21___iter__;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_22_todot) < 0) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 61; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_5_cdec___pyx_scope_struct_22_todot.tp_print = 0;
-  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_22_todot = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_22_todot;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_23_lines) < 0) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_5_cdec___pyx_scope_struct_23_lines.tp_print = 0;
-  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_23_lines = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_23_lines;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_24___iter__) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 47; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_5_cdec___pyx_scope_struct_24___iter__.tp_print = 0;
-  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_24___iter__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_24___iter__;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_25___iter__) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 93; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_21___get__) < 0) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 329; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_5_cdec___pyx_scope_struct_21___get__.tp_print = 0;
+  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_21___get__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_21___get__;
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_22___iter__) < 0) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 56; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_5_cdec___pyx_scope_struct_22___iter__.tp_print = 0;
+  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_22___iter__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_22___iter__;
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_23_todot) < 0) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 61; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_5_cdec___pyx_scope_struct_23_todot.tp_print = 0;
+  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_23_todot = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_23_todot;
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_24_lines) < 0) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_5_cdec___pyx_scope_struct_24_lines.tp_print = 0;
+  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_24_lines = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_24_lines;
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_25___iter__) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 47; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_5_cdec___pyx_scope_struct_25___iter__.tp_print = 0;
   __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_25___iter__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_25___iter__;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_26__make_config) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_5_cdec___pyx_scope_struct_26__make_config.tp_print = 0;
-  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_26__make_config = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_26__make_config;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_27___init__) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 47; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_5_cdec___pyx_scope_struct_27___init__.tp_print = 0;
-  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_27___init__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_27___init__;
-  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_28_genexpr) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 56; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_5_cdec___pyx_scope_struct_28_genexpr.tp_print = 0;
-  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_28_genexpr = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_28_genexpr;
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_26___iter__) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 93; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_5_cdec___pyx_scope_struct_26___iter__.tp_print = 0;
+  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_26___iter__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_26___iter__;
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_27__make_config) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_5_cdec___pyx_scope_struct_27__make_config.tp_print = 0;
+  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_27__make_config = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_27__make_config;
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_28___init__) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 47; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_5_cdec___pyx_scope_struct_28___init__.tp_print = 0;
+  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_28___init__ = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_28___init__;
+  if (PyType_Ready(&__pyx_type_4cdec_5_cdec___pyx_scope_struct_29_genexpr) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 56; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_5_cdec___pyx_scope_struct_29_genexpr.tp_print = 0;
+  __pyx_ptype_4cdec_5_cdec___pyx_scope_struct_29_genexpr = &__pyx_type_4cdec_5_cdec___pyx_scope_struct_29_genexpr;
   /*--- Type import code ---*/
   __pyx_ptype_4cdec_2sa_3_sa_FloatList = __Pyx_ImportType("cdec.sa._sa", "FloatList", sizeof(struct __pyx_obj_4cdec_2sa_3_sa_FloatList), 1); if (unlikely(!__pyx_ptype_4cdec_2sa_3_sa_FloatList)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 3; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_vtabptr_4cdec_2sa_3_sa_FloatList = (struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList*)__Pyx_GetVtable(__pyx_ptype_4cdec_2sa_3_sa_FloatList->tp_dict); if (unlikely(!__pyx_vtabptr_4cdec_2sa_3_sa_FloatList)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 3; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
@@ -29640,7 +30149,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   Py_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   /*--- Execution code ---*/
 
-  /* "grammar.pxi":3
+  /* "cdec/grammar.pxi":3
  * cimport grammar
  * cimport cdec.sa._sa as _sa
  * import cdec.sa._sa as _sa             # <<<<<<<<<<<<<<
@@ -29658,7 +30167,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_sa, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 3; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "grammar.pxi":5
+  /* "cdec/grammar.pxi":5
  * import cdec.sa._sa as _sa
  * 
  * def _phrase(phrase):             # <<<<<<<<<<<<<<
@@ -29670,7 +30179,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_phrase, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "mteval.pxi":197
+  /* "cdec/mteval.pxi":197
  *         return []
  * 
  * BLEU = Scorer('IBM_BLEU')             # <<<<<<<<<<<<<<
@@ -29682,7 +30191,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_BLEU, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 197; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "mteval.pxi":198
+  /* "cdec/mteval.pxi":198
  * 
  * BLEU = Scorer('IBM_BLEU')
  * QCRI = Scorer('QCRI_BLEU')             # <<<<<<<<<<<<<<
@@ -29694,7 +30203,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_QCRI, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 198; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "mteval.pxi":199
+  /* "cdec/mteval.pxi":199
  * BLEU = Scorer('IBM_BLEU')
  * QCRI = Scorer('QCRI_BLEU')
  * TER = Scorer('TER')             # <<<<<<<<<<<<<<
@@ -29706,7 +30215,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_TER, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 199; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "mteval.pxi":200
+  /* "cdec/mteval.pxi":200
  * QCRI = Scorer('QCRI_BLEU')
  * TER = Scorer('TER')
  * CER = Scorer('CER')             # <<<<<<<<<<<<<<
@@ -29717,7 +30226,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_CER, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 200; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "mteval.pxi":201
+  /* "cdec/mteval.pxi":201
  * TER = Scorer('TER')
  * CER = Scorer('CER')
  * SSK = Scorer('SSK')             # <<<<<<<<<<<<<<
diff --git a/python/cdec/_cdec.pyx b/python/cdec/_cdec.pyx
index 2e4265d4..2509c6cd 100644
--- a/python/cdec/_cdec.pyx
+++ b/python/cdec/_cdec.pyx
@@ -85,13 +85,13 @@ cdef class Decoder:
             cdef variables_map* conf = &self.dec.GetConf()
             return str(conf[0]['formalism'].as_str().c_str())
 
-    def read_weights(self, weights):
+    def read_weights(self, weights, scaling = 1.0):
         """decoder.read_weights(filename): Read decoder weights from a file."""
         with open(weights) as fp:
             for line in fp:
                 if line.strip().startswith('#'): continue
                 fname, value = line.split()
-                self.weights[fname.strip()] = float(value)
+                self.weights[fname.strip()] = float(value) * scaling
 
     def translate(self, sentence, grammar=None):
         """decoder.translate(sentence, grammar=None) -> Hypergraph
diff --git a/python/cdec/hypergraph.pxi b/python/cdec/hypergraph.pxi
index 1e0a1903..16a68a00 100644
--- a/python/cdec/hypergraph.pxi
+++ b/python/cdec/hypergraph.pxi
@@ -152,6 +152,21 @@ cdef class Hypergraph:
                 yield unicode(GetString(hypos[0][k].words).c_str(), 'utf8')
         finally:
             del hypos
+    
+    def sample_hypotheses(self, unsigned n):
+        """hg.sample_string(n) -> Sample of n hypotheses from the hypergraph.
+        Generates (sample_string, dot, fmap)"""
+        cdef vector[hypergraph.Hypothesis]* hypos = new vector[hypergraph.Hypothesis]()
+        cdef SparseVector fmap = None
+        hypergraph.sample_hypotheses(self.hg[0], n, self._rng(), hypos)
+        cdef unsigned k
+        try:
+            for k in range(hypos.size()):
+                fmap = SparseVector.__new__(SparseVector)
+                fmap.vector = new FastSparseVector[weight_t](hypos[0][k].fmap)
+                yield unicode(GetString(hypos[0][k].words).c_str(), 'utf8'), hypos[0][k].model_score.as_float(), fmap
+        finally:
+            del hypos
 
     def sample_trees(self, unsigned n):
        """hg.sample_trees(n) -> Sample of n trees from the hypergraph."""
diff --git a/python/cdec/sa/_sa.cpp b/python/cdec/sa/_sa.cpp
index ca51cbca..d3ffcda3 100644
--- a/python/cdec/sa/_sa.cpp
+++ b/python/cdec/sa/_sa.cpp
@@ -473,20 +473,21 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_12_genexpr;
 struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_13_decode_words;
 struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_14_genexpr;
 struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_15___iter__;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__;
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__;
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr;
 struct __pyx_t_4cdec_2sa_3_sa__node;
 struct __pyx_t_4cdec_2sa_3_sa__BitSet;
 struct __pyx_t_4cdec_2sa_3_sa__VEB;
@@ -495,7 +496,7 @@ struct __pyx_t_4cdec_2sa_3_sa__Trie_Node;
 struct __pyx_t_4cdec_2sa_3_sa_match_node;
 struct __pyx_t_4cdec_2sa_3_sa_Matching;
 
-/* "bilex.pxi":9
+/* "cdec/sa/bilex.pxi":9
  * from libc.string cimport memset, strcpy
  * 
  * cdef struct _node:             # <<<<<<<<<<<<<<
@@ -509,7 +510,7 @@ struct __pyx_t_4cdec_2sa_3_sa__node {
   int val;
 };
 
-/* "veb.pxi":30
+/* "cdec/sa/veb.pxi":30
  * _init_lower_mask()
  * 
  * cdef struct _BitSet:             # <<<<<<<<<<<<<<
@@ -523,7 +524,7 @@ struct __pyx_t_4cdec_2sa_3_sa__BitSet {
   int size;
 };
 
-/* "veb.pxi":168
+/* "cdec/sa/veb.pxi":168
  *     return result
  * 
  * cdef struct _VEB:             # <<<<<<<<<<<<<<
@@ -540,7 +541,7 @@ struct __pyx_t_4cdec_2sa_3_sa__VEB {
   void **bottom;
 };
 
-/* "precomputation.pxi":10
+/* "cdec/sa/precomputation.pxi":10
  * cdef struct _Trie_Node    # forward decl
  * 
  * cdef struct _Trie_Edge:             # <<<<<<<<<<<<<<
@@ -554,7 +555,7 @@ struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge {
   struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge *smaller;
 };
 
-/* "precomputation.pxi":8
+/* "cdec/sa/precomputation.pxi":8
  * from libc.string cimport memset, memcpy
  * 
  * cdef struct _Trie_Node    # forward decl             # <<<<<<<<<<<<<<
@@ -567,7 +568,7 @@ struct __pyx_t_4cdec_2sa_3_sa__Trie_Node {
   int arr_len;
 };
 
-/* "rulefactory.pxi":97
+/* "cdec/sa/rulefactory.pxi":97
  * 
  * # linked list structure for storing matches in BaselineRuleFactory
  * cdef struct match_node:             # <<<<<<<<<<<<<<
@@ -579,7 +580,7 @@ struct __pyx_t_4cdec_2sa_3_sa_match_node {
   struct __pyx_t_4cdec_2sa_3_sa_match_node *next;
 };
 
-/* "rulefactory.pxi":193
+/* "cdec/sa/rulefactory.pxi":193
  * 
  * # struct used to encapsulate a single matching
  * cdef struct Matching:             # <<<<<<<<<<<<<<
@@ -677,7 +678,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_Rule {
 };
 
 
-/* "str_map.pxi":8
+/* "cdec/sa/str_map.pxi":8
  *     char* stringmap_word(StrMap *vocab, int i)
  * 
  * cdef class StringMap:             # <<<<<<<<<<<<<<
@@ -691,7 +692,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_StringMap {
 };
 
 
-/* "data_array.pxi":9
+/* "cdec/sa/data_array.pxi":9
  * from libc.string cimport memset, strcpy
  * 
  * cdef class DataArray:             # <<<<<<<<<<<<<<
@@ -710,7 +711,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_DataArray {
 };
 
 
-/* "alignment.pxi":10
+/* "cdec/sa/alignment.pxi":10
  * cdef int ALIGNMENT_CODE = 1 << 16
  * 
  * cdef class Alignment:             # <<<<<<<<<<<<<<
@@ -725,7 +726,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_Alignment {
 };
 
 
-/* "bilex.pxi":47
+/* "cdec/sa/bilex.pxi":47
  * 
  * 
  * cdef class BiLex:             # <<<<<<<<<<<<<<
@@ -746,7 +747,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_BiLex {
 };
 
 
-/* "veb.pxi":100
+/* "cdec/sa/veb.pxi":100
  * 
  * 
  * cdef class BitSetIterator:             # <<<<<<<<<<<<<<
@@ -760,7 +761,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_BitSetIterator {
 };
 
 
-/* "veb.pxi":118
+/* "cdec/sa/veb.pxi":118
  * # (entirely C-implemented) _BitSet struct.
  * # Very slow; use only for debugging
  * cdef class BitSet:             # <<<<<<<<<<<<<<
@@ -773,7 +774,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_BitSet {
 };
 
 
-/* "veb.pxi":340
+/* "cdec/sa/veb.pxi":340
  * 
  * 
  * cdef class VEBIterator:             # <<<<<<<<<<<<<<
@@ -787,7 +788,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_VEBIterator {
 };
 
 
-/* "veb.pxi":354
+/* "cdec/sa/veb.pxi":354
  * 
  * 
  * cdef class VEB:             # <<<<<<<<<<<<<<
@@ -801,7 +802,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_VEB {
 };
 
 
-/* "lcp.pxi":5
+/* "cdec/sa/lcp.pxi":5
  * as k most frequent n-grams"""
  * 
  * cdef class LCP:             # <<<<<<<<<<<<<<
@@ -815,7 +816,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_LCP {
 };
 
 
-/* "sym.pxi":7
+/* "cdec/sa/sym.pxi":7
  * cdef int INDEX_MASK = (1<<INDEX_SHIFT)-1
  * 
  * cdef class Alphabet:             # <<<<<<<<<<<<<<
@@ -833,7 +834,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_Alphabet {
 };
 
 
-/* "precomputation.pxi":109
+/* "cdec/sa/precomputation.pxi":109
  *         trie_node_to_map(edge.node, result, prefix, include_zeros)
  * 
  * cdef class TrieMap:             # <<<<<<<<<<<<<<
@@ -848,7 +849,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_TrieMap {
 };
 
 
-/* "precomputation.pxi":188
+/* "cdec/sa/precomputation.pxi":188
  * 
  * 
  * cdef class Precomputation:             # <<<<<<<<<<<<<<
@@ -869,7 +870,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_Precomputation {
 };
 
 
-/* "suffix_array.pxi":6
+/* "cdec/sa/suffix_array.pxi":6
  * from libc.stdio cimport FILE, fclose, fopen
  * 
  * cdef class SuffixArray:             # <<<<<<<<<<<<<<
@@ -885,7 +886,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_SuffixArray {
 };
 
 
-/* "rulefactory.pxi":39
+/* "cdec/sa/rulefactory.pxi":39
  *     ])
  * 
  * cdef class OnlineStats:             # <<<<<<<<<<<<<<
@@ -903,7 +904,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_OnlineStats {
 };
 
 
-/* "rulefactory.pxi":67
+/* "cdec/sa/rulefactory.pxi":67
  * cdef int EPSILON = sym_fromstring('*EPS*', True)
  * 
  * cdef class TrieNode:             # <<<<<<<<<<<<<<
@@ -916,7 +917,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_TrieNode {
 };
 
 
-/* "rulefactory.pxi":73
+/* "cdec/sa/rulefactory.pxi":73
  *         self.children = {}
  * 
  * cdef class ExtendedTrieNode(TrieNode):             # <<<<<<<<<<<<<<
@@ -931,7 +932,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_ExtendedTrieNode {
 };
 
 
-/* "rulefactory.pxi":84
+/* "cdec/sa/rulefactory.pxi":84
  * 
  * 
  * cdef class TrieTable:             # <<<<<<<<<<<<<<
@@ -946,7 +947,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_TrieTable {
 };
 
 
-/* "rulefactory.pxi":105
+/* "cdec/sa/rulefactory.pxi":105
  * # in the suffix array; if discontiguous, it is the set of
  * # actual locations (packed into an array)
  * cdef class PhraseLocation:             # <<<<<<<<<<<<<<
@@ -965,7 +966,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation {
 };
 
 
-/* "rulefactory.pxi":127
+/* "cdec/sa/rulefactory.pxi":127
  * 
  * 
  * cdef class Sampler:             # <<<<<<<<<<<<<<
@@ -979,7 +980,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_Sampler {
 };
 
 
-/* "rulefactory.pxi":249
+/* "cdec/sa/rulefactory.pxi":249
  * 
  * 
  * cdef class HieroCachingRuleFactory:             # <<<<<<<<<<<<<<
@@ -1032,7 +1033,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory {
 };
 
 
-/* "features.pxi":23
+/* "cdec/sa/features.pxi":23
  *         return ' '.join('%s=%s' % feat for feat in self)
  * 
  * cdef class Scorer:             # <<<<<<<<<<<<<<
@@ -1046,7 +1047,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_Scorer {
 };
 
 
-/* "int_list.pxi":81
+/* "cdec/sa/int_list.pxi":81
  *         free(self.arr)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -1062,7 +1063,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct____iter__ {
 };
 
 
-/* "data_array.pxi":72
+/* "cdec/sa/data_array.pxi":72
  *             self.read_text_data(fp)
  * 
  *     def read_bitext(self, char* filename, int side):             # <<<<<<<<<<<<<<
@@ -1076,7 +1077,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_1_read_bitext {
 };
 
 
-/* "data_array.pxi":74
+/* "cdec/sa/data_array.pxi":74
  *     def read_bitext(self, char* filename, int side):
  *         with gzip_or_text(filename) as fp:
  *             data = (line.split(' ||| ')[side] for line in fp)             # <<<<<<<<<<<<<<
@@ -1093,7 +1094,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_2_genexpr {
 };
 
 
-/* "lcp.pxi":36
+/* "cdec/sa/lcp.pxi":36
  *         logger.info("LCP array completed")
  * 
  *     def compute_stats(self, int max_n):             # <<<<<<<<<<<<<<
@@ -1124,7 +1125,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_3_compute_stats {
 };
 
 
-/* "sym.pxi":110
+/* "cdec/sa/sym.pxi":110
  *     return sym_isvar(sym)
  * 
  * def make_lattice(words):             # <<<<<<<<<<<<<<
@@ -1138,7 +1139,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_4_make_lattice {
 };
 
 
-/* "sym.pxi":111
+/* "cdec/sa/sym.pxi":111
  * 
  * def make_lattice(words):
  *     word_ids = (sym_fromstring(word, True) for word in words)             # <<<<<<<<<<<<<<
@@ -1155,7 +1156,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_5_genexpr {
 };
 
 
-/* "sym.pxi":112
+/* "cdec/sa/sym.pxi":112
  * def make_lattice(words):
  *     word_ids = (sym_fromstring(word, True) for word in words)
  *     return tuple(((word, None, 1), ) for word in word_ids)             # <<<<<<<<<<<<<<
@@ -1172,7 +1173,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_6_genexpr {
 };
 
 
-/* "sym.pxi":114
+/* "cdec/sa/sym.pxi":114
  *     return tuple(((word, None, 1), ) for word in word_ids)
  * 
  * def decode_lattice(lattice):             # <<<<<<<<<<<<<<
@@ -1185,7 +1186,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_7_decode_lattice {
 };
 
 
-/* "sym.pxi":115
+/* "cdec/sa/sym.pxi":115
  * 
  * def decode_lattice(lattice):
  *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc             # <<<<<<<<<<<<<<
@@ -1212,7 +1213,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_8_genexpr {
 };
 
 
-/* "sym.pxi":118
+/* "cdec/sa/sym.pxi":118
  *             for arc in node for node in lattice)
  * 
  * def decode_sentence(lattice):             # <<<<<<<<<<<<<<
@@ -1225,7 +1226,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_9_decode_sentence {
 };
 
 
-/* "sym.pxi":119
+/* "cdec/sa/sym.pxi":119
  * 
  * def decode_sentence(lattice):
  *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)             # <<<<<<<<<<<<<<
@@ -1243,7 +1244,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_10_genexpr {
 };
 
 
-/* "sym.pxi":121
+/* "cdec/sa/sym.pxi":121
  *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)
  * 
  * def encode_words(words):             # <<<<<<<<<<<<<<
@@ -1256,7 +1257,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_11_encode_words {
 };
 
 
-/* "sym.pxi":122
+/* "cdec/sa/sym.pxi":122
  * 
  * def encode_words(words):
  *     return tuple(sym_fromstring(word, True) for word in words)             # <<<<<<<<<<<<<<
@@ -1273,7 +1274,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_12_genexpr {
 };
 
 
-/* "sym.pxi":124
+/* "cdec/sa/sym.pxi":124
  *     return tuple(sym_fromstring(word, True) for word in words)
  * 
  * def decode_words(syms):             # <<<<<<<<<<<<<<
@@ -1285,7 +1286,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_13_decode_words {
 };
 
 
-/* "sym.pxi":125
+/* "cdec/sa/sym.pxi":125
  * 
  * def decode_words(syms):
  *     return tuple(sym_tostring(sym) for sym in syms)             # <<<<<<<<<<<<<<
@@ -1300,7 +1301,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_14_genexpr {
 };
 
 
-/* "rule.pxi":140
+/* "cdec/sa/rule.pxi":140
  *         return self.syms[i]
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -1315,29 +1316,49 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_15___iter__ {
 };
 
 
-/* "rule.pxi":182
+/* "cdec/sa/rule.pxi":158
+ *             return [sym_tostring(w) for w in self if not sym_isvar(w)]
+ * 
+ *     def iterspans(self, nt_flag = False, to_str = True):             # <<<<<<<<<<<<<<
+ *         """iterate over (terminal and nonterminal) spans, it generates pairs of the kind (terminal span, !nt_flag) or (nonterminal, nt_flag)
+ *         Example: iterspans(False, False) --> ([-1], False), ([2,3], True), ([-1], False), ([4], True), ([-1], False)
+ */
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans {
+  PyObject_HEAD
+  PyObject *__pyx_v_get_sym;
+  int __pyx_v_i;
+  PyObject *__pyx_v_nt_flag;
+  int __pyx_v_s;
+  struct __pyx_obj_4cdec_2sa_3_sa_Phrase *__pyx_v_self;
+  PyObject *__pyx_v_span;
+  PyObject *__pyx_v_to_str;
+  int __pyx_t_0;
+};
+
+
+/* "cdec/sa/rule.pxi":201
  *         return self.f.arity()
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
  *         cdef unsigned i
  *         fields = [sym_tostring(self.lhs), str(self.f), str(self.e), str(self.scores)]
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ {
   PyObject_HEAD
   struct __pyx_obj_4cdec_2sa_3_sa_Rule *__pyx_v_self;
 };
 
 
-/* "rule.pxi":186
+/* "cdec/sa/rule.pxi":205
  *         fields = [sym_tostring(self.lhs), str(self.f), str(self.e), str(self.scores)]
  *         if self.word_alignments is not None:
  *             fields.append(' '.join('%d-%d' % a for a in self.alignments()))             # <<<<<<<<<<<<<<
  *         return ' ||| '.join(fields)
  * 
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr {
   PyObject_HEAD
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ *__pyx_outer_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ *__pyx_outer_scope;
   PyObject *__pyx_v_a;
   PyObject *__pyx_t_0;
   Py_ssize_t __pyx_t_1;
@@ -1345,14 +1366,14 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr {
 };
 
 
-/* "rule.pxi":189
+/* "cdec/sa/rule.pxi":208
  *         return ' ||| '.join(fields)
  * 
  *     def alignments(self):             # <<<<<<<<<<<<<<
  *         for point in self.word_alignments:
  *             yield point / ALIGNMENT_CODE, point % ALIGNMENT_CODE
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments {
   PyObject_HEAD
   PyObject *__pyx_v_point;
   struct __pyx_obj_4cdec_2sa_3_sa_Rule *__pyx_v_self;
@@ -1362,14 +1383,14 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments {
 };
 
 
-/* "rulefactory.pxi":981
+/* "cdec/sa/rulefactory.pxi":981
  *         return sorted(result);
  * 
  *     def input(self, fwords, meta, ctx_name=None):             # <<<<<<<<<<<<<<
  *         '''When this function is called on the RuleFactory,
  *         it looks up all of the rules that can be used to translate
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input {
   PyObject_HEAD
   PyObject *__pyx_v_alignment;
   PyObject *__pyx_v_als;
@@ -1459,16 +1480,16 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input {
 };
 
 
-/* "rulefactory.pxi":1196
+/* "cdec/sa/rulefactory.pxi":1196
  *         if self.online:
  *             stats = self.online_stats[ctx_name]
  *             f_syms = tuple(word[0][0] for word in fwords)             # <<<<<<<<<<<<<<
  *             for f, lex_i, lex_j in self.get_f_phrases(f_syms):
  *                 spanlen = (lex_j - lex_i) + 1
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr {
   PyObject_HEAD
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input *__pyx_outer_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input *__pyx_outer_scope;
   PyObject *__pyx_v_word;
   PyObject *__pyx_t_0;
   Py_ssize_t __pyx_t_1;
@@ -1476,14 +1497,14 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr {
 };
 
 
-/* "rulefactory.pxi":1906
+/* "cdec/sa/rulefactory.pxi":1906
  *     # Aggregate stats from a training instance
  *     # (Extract rules, update counts)
  *     def add_instance(self, f_words, e_words, alignment, ctx_name=None):             # <<<<<<<<<<<<<<
  * 
  *         self.online = True
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance {
   PyObject_HEAD
   PyObject *__pyx_v_al;
   PyObject *__pyx_v_cover;
@@ -1499,30 +1520,30 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance {
 };
 
 
-/* "rulefactory.pxi":2073
+/* "cdec/sa/rulefactory.pxi":2073
  * 
  *     # Create a rule from source, target, non-terminals, and alignments
  *     def form_rule(self, f_i, e_i, f_span, e_span, nt, al):             # <<<<<<<<<<<<<<
  * 
  *         # Substitute in non-terminals
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule {
   PyObject_HEAD
   PyObject *__pyx_v_links;
   struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self;
 };
 
 
-/* "rulefactory.pxi":2134
+/* "cdec/sa/rulefactory.pxi":2134
  *         f = Phrase(f_sym)
  *         e = Phrase(e_sym)
  *         a = tuple(self.alignment.link(i, j) for i, j in links)             # <<<<<<<<<<<<<<
  *         return (f, e, a, lex_f_i, lex_f_j)
  * 
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr {
   PyObject_HEAD
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule *__pyx_outer_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule *__pyx_outer_scope;
   PyObject *__pyx_v_i;
   PyObject *__pyx_v_j;
   PyObject *__pyx_t_0;
@@ -1530,30 +1551,30 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr {
 };
 
 
-/* "rulefactory.pxi":2138
+/* "cdec/sa/rulefactory.pxi":2138
  * 
  *     # Rule string from rule
  *     def fmt_rule(self, f, e, a):             # <<<<<<<<<<<<<<
  *         a_str = ' '.join('{0}-{1}'.format(*self.alignment.unlink(packed)) for packed in a)
  *         return '[X] ||| {0} ||| {1} ||| {2}'.format(f, e, a_str)
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule {
   PyObject_HEAD
   PyObject *__pyx_v_a;
   struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self;
 };
 
 
-/* "rulefactory.pxi":2139
+/* "cdec/sa/rulefactory.pxi":2139
  *     # Rule string from rule
  *     def fmt_rule(self, f, e, a):
  *         a_str = ' '.join('{0}-{1}'.format(*self.alignment.unlink(packed)) for packed in a)             # <<<<<<<<<<<<<<
  *         return '[X] ||| {0} ||| {1} ||| {2}'.format(f, e, a_str)
  * 
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr {
   PyObject_HEAD
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *__pyx_outer_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *__pyx_outer_scope;
   PyObject *__pyx_v_packed;
   PyObject *__pyx_t_0;
   Py_ssize_t __pyx_t_1;
@@ -1561,14 +1582,14 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr {
 };
 
 
-/* "rulefactory.pxi":2157
+/* "cdec/sa/rulefactory.pxi":2157
  *     # (Used for EGivenFCoherent)
  *     # Return set of (fphrase, lex_i, lex_j)
  *     def get_f_phrases(self, f_words):             # <<<<<<<<<<<<<<
  * 
  *         f_len = len(f_words)
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases {
   PyObject_HEAD
   PyObject *__pyx_v_extract;
   Py_ssize_t __pyx_v_f_len;
@@ -1578,14 +1599,14 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases {
 };
 
 
-/* "features.pxi":15
+/* "cdec/sa/features.pxi":15
  *         self.values.append(value)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
  *         cdef unsigned i
  *         for i in range(self.names.len):
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ {
   PyObject_HEAD
   unsigned int __pyx_v_i;
   struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *__pyx_v_self;
@@ -1594,29 +1615,29 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ {
 };
 
 
-/* "features.pxi":20
+/* "cdec/sa/features.pxi":20
  *             yield (FD.word(self.names[i]), self.values[i])
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
  *         return ' '.join('%s=%s' % feat for feat in self)
  * 
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ {
   PyObject_HEAD
   struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *__pyx_v_self;
 };
 
 
-/* "features.pxi":21
+/* "cdec/sa/features.pxi":21
  * 
  *     def __str__(self):
  *         return ' '.join('%s=%s' % feat for feat in self)             # <<<<<<<<<<<<<<
  * 
  * cdef class Scorer:
  */
-struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr {
+struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr {
   PyObject_HEAD
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *__pyx_outer_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *__pyx_outer_scope;
   PyObject *__pyx_v_feat;
   PyObject *__pyx_t_0;
   Py_ssize_t __pyx_t_1;
@@ -1625,7 +1646,7 @@ struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr {
 
 
 
-/* "float_list.pxi":9
+/* "cdec/sa/float_list.pxi":9
  * from libc.string cimport memset, strcpy, strlen
  * 
  * cdef class FloatList:             # <<<<<<<<<<<<<<
@@ -1653,7 +1674,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *__pyx_vtabptr_4cdec_2sa_3_sa_IntList;
 
 
-/* "rule.pxi":4
+/* "cdec/sa/rule.pxi":4
  * from libc.string cimport strsep, strcpy, strlen
  * 
  * cdef class Phrase:             # <<<<<<<<<<<<<<
@@ -1668,7 +1689,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_Phrase {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_Phrase *__pyx_vtabptr_4cdec_2sa_3_sa_Phrase;
 
 
-/* "str_map.pxi":8
+/* "cdec/sa/str_map.pxi":8
  *     char* stringmap_word(StrMap *vocab, int i)
  * 
  * cdef class StringMap:             # <<<<<<<<<<<<<<
@@ -1683,7 +1704,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_StringMap {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_StringMap *__pyx_vtabptr_4cdec_2sa_3_sa_StringMap;
 
 
-/* "data_array.pxi":9
+/* "cdec/sa/data_array.pxi":9
  * from libc.string cimport memset, strcpy
  * 
  * cdef class DataArray:             # <<<<<<<<<<<<<<
@@ -1698,7 +1719,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_DataArray {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_DataArray *__pyx_vtabptr_4cdec_2sa_3_sa_DataArray;
 
 
-/* "alignment.pxi":10
+/* "cdec/sa/alignment.pxi":10
  * cdef int ALIGNMENT_CODE = 1 << 16
  * 
  * cdef class Alignment:             # <<<<<<<<<<<<<<
@@ -1714,7 +1735,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alignment {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alignment *__pyx_vtabptr_4cdec_2sa_3_sa_Alignment;
 
 
-/* "bilex.pxi":47
+/* "cdec/sa/bilex.pxi":47
  * 
  * 
  * cdef class BiLex:             # <<<<<<<<<<<<<<
@@ -1733,7 +1754,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_BiLex {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_BiLex *__pyx_vtabptr_4cdec_2sa_3_sa_BiLex;
 
 
-/* "veb.pxi":354
+/* "cdec/sa/veb.pxi":354
  * 
  * 
  * cdef class VEB:             # <<<<<<<<<<<<<<
@@ -1749,7 +1770,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_VEB {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_VEB *__pyx_vtabptr_4cdec_2sa_3_sa_VEB;
 
 
-/* "sym.pxi":7
+/* "cdec/sa/sym.pxi":7
  * cdef int INDEX_MASK = (1<<INDEX_SHIFT)-1
  * 
  * cdef class Alphabet:             # <<<<<<<<<<<<<<
@@ -1772,7 +1793,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *__pyx_vtabptr_4cdec_2sa_3_sa_Alphabet;
 
 
-/* "precomputation.pxi":109
+/* "cdec/sa/precomputation.pxi":109
  *         trie_node_to_map(edge.node, result, prefix, include_zeros)
  * 
  * cdef class TrieMap:             # <<<<<<<<<<<<<<
@@ -1787,7 +1808,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_TrieMap {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_TrieMap *__pyx_vtabptr_4cdec_2sa_3_sa_TrieMap;
 
 
-/* "precomputation.pxi":188
+/* "cdec/sa/precomputation.pxi":188
  * 
  * 
  * cdef class Precomputation:             # <<<<<<<<<<<<<<
@@ -1802,7 +1823,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_Precomputation {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_Precomputation *__pyx_vtabptr_4cdec_2sa_3_sa_Precomputation;
 
 
-/* "suffix_array.pxi":6
+/* "cdec/sa/suffix_array.pxi":6
  * from libc.stdio cimport FILE, fclose, fopen
  * 
  * cdef class SuffixArray:             # <<<<<<<<<<<<<<
@@ -1819,7 +1840,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_SuffixArray {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_SuffixArray *__pyx_vtabptr_4cdec_2sa_3_sa_SuffixArray;
 
 
-/* "rulefactory.pxi":105
+/* "cdec/sa/rulefactory.pxi":105
  * # in the suffix array; if discontiguous, it is the set of
  * # actual locations (packed into an array)
  * cdef class PhraseLocation:             # <<<<<<<<<<<<<<
@@ -1833,7 +1854,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_PhraseLocation {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_PhraseLocation *__pyx_vtabptr_4cdec_2sa_3_sa_PhraseLocation;
 
 
-/* "rulefactory.pxi":249
+/* "cdec/sa/rulefactory.pxi":249
  * 
  * 
  * cdef class HieroCachingRuleFactory:             # <<<<<<<<<<<<<<
@@ -1861,7 +1882,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_vtabptr_4cdec_2sa_3_sa_HieroCachingRuleFactory;
 
 
-/* "features.pxi":23
+/* "cdec/sa/features.pxi":23
  *         return ' '.join('%s=%s' % feat for feat in self)
  * 
  * cdef class Scorer:             # <<<<<<<<<<<<<<
@@ -2265,22 +2286,6 @@ static PyObject *__Pyx_PyDict_GetItem(PyObject *d, PyObject* key) {
 static CYTHON_INLINE PyObject* __Pyx_PyBytes_Join(PyObject* sep, PyObject* values);
 #endif
 
-static PyObject* __Pyx_PyObject_CallMethod0(PyObject* obj, PyObject* method_name);
-
-static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void);
-
-static void __Pyx_UnpackTupleError(PyObject *, Py_ssize_t index);
-
-static CYTHON_INLINE int __Pyx_unpack_tuple2(PyObject* tuple, PyObject** value1, PyObject** value2,
-                                             int is_tuple, int has_known_size, int decref_tuple);
-
-static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* dict, int is_dict, PyObject* method_name,
-                                                   Py_ssize_t* p_orig_length, int* p_is_dict);
-static CYTHON_INLINE int __Pyx_dict_iter_next(PyObject* dict_or_iter, Py_ssize_t orig_length, Py_ssize_t* ppos,
-                                              PyObject** pkey, PyObject** pvalue, PyObject** pitem, int is_dict);
-
-static CYTHON_INLINE long __Pyx_mod_long(long, long); /* proto */
-
 static PyTypeObject* __Pyx_FetchCommonType(PyTypeObject* type);
 
 #define __Pyx_CyFunction_USED 1
@@ -2336,6 +2341,22 @@ static CYTHON_INLINE void __Pyx_CyFunction_SetAnnotationsDict(PyObject *m,
                                                               PyObject *dict);
 static int __Pyx_CyFunction_init(void);
 
+static PyObject* __Pyx_PyObject_CallMethod0(PyObject* obj, PyObject* method_name);
+
+static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void);
+
+static void __Pyx_UnpackTupleError(PyObject *, Py_ssize_t index);
+
+static CYTHON_INLINE int __Pyx_unpack_tuple2(PyObject* tuple, PyObject** value1, PyObject** value2,
+                                             int is_tuple, int has_known_size, int decref_tuple);
+
+static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* dict, int is_dict, PyObject* method_name,
+                                                   Py_ssize_t* p_orig_length, int* p_is_dict);
+static CYTHON_INLINE int __Pyx_dict_iter_next(PyObject* dict_or_iter, Py_ssize_t orig_length, Py_ssize_t* ppos,
+                                              PyObject** pkey, PyObject** pvalue, PyObject** pitem, int is_dict);
+
+static CYTHON_INLINE long __Pyx_mod_long(long, long); /* proto */
+
 static CYTHON_INLINE int __Pyx_PyList_Extend(PyObject* L, PyObject* v) {
 #if CYTHON_COMPILING_IN_CPYTHON
     PyObject* none = _PyList_Extend((PyListObject*)L, v);
@@ -2549,20 +2570,21 @@ static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_12_genexpr =
 static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_13_decode_words = 0;
 static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_14_genexpr = 0;
 static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_15___iter__ = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_19_input = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ = 0;
-static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_20_input = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ = 0;
+static PyTypeObject *__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr = 0;
 static int __pyx_v_4cdec_2sa_3_sa_ALIGNMENT_CODE;
 static int __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_SIZE;
 static int __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_BITS;
@@ -2761,6 +2783,9 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_26__getitem__(struct __pyx_obj_
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_28__iter__(struct __pyx_obj_4cdec_2sa_3_sa_Phrase *__pyx_v_self); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_31subst(struct __pyx_obj_4cdec_2sa_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_start, PyObject *__pyx_v_children); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_5words___get__(struct __pyx_obj_4cdec_2sa_3_sa_Phrase *__pyx_v_self); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda2(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_sym); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda1(PyObject *__pyx_self, PyObject *__pyx_v_sym); /* proto */
+static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_33iterspans(struct __pyx_obj_4cdec_2sa_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_nt_flag, PyObject *__pyx_v_to_str); /* proto */
 static int __pyx_pf_4cdec_2sa_3_sa_4Rule___cinit__(struct __pyx_obj_4cdec_2sa_3_sa_Rule *__pyx_v_self, int __pyx_v_lhs, struct __pyx_obj_4cdec_2sa_3_sa_Phrase *__pyx_v_f, struct __pyx_obj_4cdec_2sa_3_sa_Phrase *__pyx_v_e, PyObject *__pyx_v_scores, PyObject *__pyx_v_word_alignments); /* proto */
 static Py_hash_t __pyx_pf_4cdec_2sa_3_sa_4Rule_2__hash__(struct __pyx_obj_4cdec_2sa_3_sa_Rule *__pyx_v_self); /* proto */
 #if PY_MAJOR_VERSION < 3
@@ -2791,8 +2816,8 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_10read_binary(struct __py
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_12write_binary(struct __pyx_obj_4cdec_2sa_3_sa_SuffixArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct __pyx_obj_4cdec_2sa_3_sa_SuffixArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_16lookup(struct __pyx_obj_4cdec_2sa_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_word, int __pyx_v_offset, int __pyx_v_low, int __pyx_v_high); /* proto */
-static PyObject *__pyx_lambda_funcdef_lambda1(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
-static PyObject *__pyx_lambda_funcdef_lambda2(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda3(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda4(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
 static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats___cinit__(struct __pyx_obj_4cdec_2sa_3_sa_OnlineStats *__pyx_v_self); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_11OnlineStats_9samples_f___get__(struct __pyx_obj_4cdec_2sa_3_sa_OnlineStats *__pyx_v_self); /* proto */
 static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats_9samples_f_2__set__(struct __pyx_obj_4cdec_2sa_3_sa_OnlineStats *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
@@ -2848,15 +2873,15 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_fwords, PyObject *__pyx_v_ifrom, PyObject *__pyx_v_dist); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_fwords, PyObject *__pyx_v_ifrom, PyObject *__pyx_v_ito); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_states(struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v__columns, PyObject *__pyx_v_curr_idx, PyObject *__pyx_v_min_dist); /* proto */
-static PyObject *__pyx_lambda_funcdef_lambda4(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
-static PyObject *__pyx_lambda_funcdef_lambda3(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
-static PyObject *__pyx_lambda_funcdef_lambda5(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_x); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda6(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda5(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda7(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_x); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_5input_2genexpr(PyObject *__pyx_self); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_22input(struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_fwords, PyObject *__pyx_v_meta, PyObject *__pyx_v_ctx_name); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instance_extract(PyObject *__pyx_self, PyObject *__pyx_v_f_i, PyObject *__pyx_v_f_j, PyObject *__pyx_v_e_i, PyObject *__pyx_v_e_j, PyObject *__pyx_v_min_bound, PyObject *__pyx_v_wc, PyObject *__pyx_v_links, PyObject *__pyx_v_nt, PyObject *__pyx_v_nt_open); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instance(struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_f_words, PyObject *__pyx_v_e_words, PyObject *__pyx_v_alignment, PyObject *__pyx_v_ctx_name); /* proto */
-static PyObject *__pyx_lambda_funcdef_lambda6(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_x, PyObject *__pyx_v_y); /* proto */
-static PyObject *__pyx_lambda_funcdef_lambda7(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_x, PyObject *__pyx_v_y); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda8(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_x, PyObject *__pyx_v_y); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda9(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_x, PyObject *__pyx_v_y); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_2genexpr(PyObject *__pyx_self); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_f_i, PyObject *__pyx_v_e_i, PyObject *__pyx_v_f_span, PyObject *__pyx_v_e_span, PyObject *__pyx_v_nt, PyObject *__pyx_v_al); /* proto */
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_genexpr(PyObject *__pyx_self); /* proto */
@@ -2916,20 +2941,21 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_12_genexpr(PyTyp
 static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_13_decode_words(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_14_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_15___iter__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_16___str__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_19_input(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_28___str__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_17___str__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_20_input(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_29___str__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static char __pyx_k_[] = ",";
 static char __pyx_k_0[] = "0";
 static char __pyx_k_1[] = "1";
@@ -3083,6 +3109,7 @@ static char __pyx_k_scorer[] = "scorer";
 static char __pyx_k_scores[] = "scores";
 static char __pyx_k_sorted[] = "sorted";
 static char __pyx_k_source[] = "source";
+static char __pyx_k_to_str[] = "to_str";
 static char __pyx_k_unlink[] = "unlink";
 static char __pyx_k_update[] = "update";
 static char __pyx_k_Counter[] = "Counter";
@@ -3106,6 +3133,7 @@ static char __pyx_k_logging[] = "logging";
 static char __pyx_k_matches[] = "matches";
 static char __pyx_k_new_e_i[] = "new_e_i";
 static char __pyx_k_new_e_j[] = "new_e_j";
+static char __pyx_k_nt_flag[] = "nt_flag";
 static char __pyx_k_nt_open[] = "nt_open";
 static char __pyx_k_pathlen[] = "pathlen";
 static char __pyx_k_sa_high[] = "sa_high";
@@ -3144,6 +3172,7 @@ static char __pyx_k_getLogger[] = "getLogger";
 static char __pyx_k_getrusage[] = "getrusage";
 static char __pyx_k_increment[] = "increment";
 static char __pyx_k_iteritems[] = "iteritems";
+static char __pyx_k_iterspans[] = "iterspans";
 static char __pyx_k_itertools[] = "itertools";
 static char __pyx_k_min_bound[] = "min_bound";
 static char __pyx_k_new_lex_i[] = "new_lex_i";
@@ -3228,6 +3257,7 @@ static char __pyx_k_precompute_rank[] = "precompute_rank";
 static char __pyx_k_use_baeza_yates[] = "use_baeza_yates";
 static char __pyx_k_word_alignments[] = "word_alignments";
 static char __pyx_k_INITIAL_CAPACITY[] = "INITIAL_CAPACITY";
+static char __pyx_k_Phrase_iterspans[] = "Phrase.iterspans";
 static char __pyx_k_max_initial_size[] = "max_initial_size";
 static char __pyx_k_max_nonterminals[] = "max_nonterminals";
 static char __pyx_k_reachable_buffer[] = "reachable_buffer";
@@ -3259,6 +3289,7 @@ static char __pyx_k_require_aligned_chunks[] = "require_aligned_chunks";
 static char __pyx_k_train_max_initial_size[] = "train_max_initial_size";
 static char __pyx_k_fmt_rule_locals_genexpr[] = "fmt_rule.<locals>.genexpr";
 static char __pyx_k_form_rule_locals_lambda[] = "form_rule.<locals>.<lambda>";
+static char __pyx_k_iterspans_locals_lambda[] = "iterspans.<locals>.<lambda>";
 static char __pyx_k_Intersect_time_f_seconds[] = "    Intersect time = %f seconds";
 static char __pyx_k_form_rule_locals_genexpr[] = "form_rule.<locals>.genexpr";
 static char __pyx_k_require_aligned_terminal[] = "require_aligned_terminal";
@@ -3281,12 +3312,12 @@ static char __pyx_k_Sampling_strategy_no_sampling[] = "Sampling strategy: no sam
 static char __pyx_k_decode_lattice_locals_genexpr[] = "decode_lattice.<locals>.genexpr";
 static char __pyx_k_Illegal_key_type_s_for_IntList[] = "Illegal key type %s for IntList";
 static char __pyx_k_Unable_to_extract_basic_phrase[] = "Unable to extract basic phrase";
+static char __pyx_k_Users_waziz_workspace_mtm14_my[] = "/Users/waziz/workspace/mtm14/my-cdec/python/cdec/sa/rulefactory.pxi";
 static char __pyx_k_decode_sentence_locals_genexpr[] = "decode_sentence.<locals>.genexpr";
 static char __pyx_k_Processing_precomputations_took[] = "Processing precomputations took %f seconds";
 static char __pyx_k_RANK_d_COUNT_COST_d_d_CUMUL_d_d[] = "RANK %d\tCOUNT, COST: %d    %d\tCUMUL: %d, %d";
 static char __pyx_k_Requested_index_d_d_of_d_length[] = "Requested index %d:%d of %d-length IntList";
 static char __pyx_k_d_d_out_of_bounds_I_d_J_d_in_li[] = "%d-%d out of bounds (I=%d,J=%d) in line %d\n";
-static char __pyx_k_usr0_home_cdyer_cdec_python_cde[] = "/usr0/home/cdyer/cdec/python/cdec/sa/rulefactory.pxi";
 static char __pyx_k_Converting_d_hash_keys_on_precom[] = "Converting %d hash keys on precomputed inverted index... ";
 static char __pyx_k_Didn_t_extract_anything_from_d_d[] = "Didn't extract anything from [%d, %d] -> [%d, %d]";
 static char __pyx_k_ERROR_unexpected_pattern_s_in_se[] = "ERROR: unexpected pattern %s in set of precomputed collocations";
@@ -3308,9 +3339,10 @@ static char __pyx_k_Subphrase_d_d_failed_integrity_c[] = "Subphrase [%d, %d] fai
 static char __pyx_k_Suffix_array_construction_took_f[] = "Suffix array construction took %f seconds";
 static char __pyx_k_Total_time_for_rule_lookup_extra[] = "Total time for rule lookup, extraction, and scoring = %f seconds";
 static char __pyx_k_Unexpected_condition_found_in_q3[] = "Unexpected condition found in q3sort: sort from %d to %d";
+static char __pyx_k_Users_waziz_workspace_mtm14_my_2[] = "/Users/waziz/workspace/mtm14/my-cdec/python/cdec/sa/_sa.pyx";
+static char __pyx_k_Users_waziz_workspace_mtm14_my_3[] = "/Users/waziz/workspace/mtm14/my-cdec/python/cdec/sa/sym.pxi";
 static char __pyx_k_input_locals_lambda_locals_lambd[] = "input.<locals>.<lambda>.<locals>.<lambda>";
-static char __pyx_k_usr0_home_cdyer_cdec_python_cde_2[] = "/usr0/home/cdyer/cdec/python/cdec/sa/_sa.pyx";
-static char __pyx_k_usr0_home_cdyer_cdec_python_cde_3[] = "/usr0/home/cdyer/cdec/python/cdec/sa/sym.pxi";
+static char __pyx_k_iterspans_locals_lambda_locals_l[] = "iterspans.<locals>.<lambda>.<locals>.<lambda>";
 static char __pyx_k_Converting_d_hash_keys_on_precom_2[] = "Converting %d hash keys on precomputed collocations... ";
 static PyObject *__pyx_kp_s_;
 static PyObject *__pyx_kp_s_0;
@@ -3354,6 +3386,7 @@ static PyObject *__pyx_n_s_NULL;
 static PyObject *__pyx_kp_s_No_aligned_terminals;
 static PyObject *__pyx_n_s_OnlineFeatureContext;
 static PyObject *__pyx_n_s_Phrase___iter;
+static PyObject *__pyx_n_s_Phrase_iterspans;
 static PyObject *__pyx_kp_s_Precomputation_done_with_max_ini;
 static PyObject *__pyx_kp_s_Precomputation_done_with_max_non;
 static PyObject *__pyx_kp_s_Precomputation_done_with_max_ter;
@@ -3383,6 +3416,9 @@ static PyObject *__pyx_n_s_TypeError;
 static PyObject *__pyx_kp_s_Unable_to_extract_basic_phrase;
 static PyObject *__pyx_kp_s_Unaligned_chunk;
 static PyObject *__pyx_kp_s_Unexpected_condition_found_in_q3;
+static PyObject *__pyx_kp_s_Users_waziz_workspace_mtm14_my;
+static PyObject *__pyx_kp_s_Users_waziz_workspace_mtm14_my_2;
+static PyObject *__pyx_kp_s_Users_waziz_workspace_mtm14_my_3;
 static PyObject *__pyx_n_s_ValueError;
 static PyObject *__pyx_kp_s_X;
 static PyObject *__pyx_kp_s_X_0_1_2;
@@ -3528,6 +3564,9 @@ static PyObject *__pyx_n_s_isa;
 static PyObject *__pyx_n_s_isvar;
 static PyObject *__pyx_n_s_iter;
 static PyObject *__pyx_n_s_iteritems;
+static PyObject *__pyx_n_s_iterspans;
+static PyObject *__pyx_n_s_iterspans_locals_lambda;
+static PyObject *__pyx_n_s_iterspans_locals_lambda_locals_l;
 static PyObject *__pyx_n_s_itertools;
 static PyObject *__pyx_n_s_itervalues;
 static PyObject *__pyx_n_s_ito;
@@ -3577,6 +3616,7 @@ static PyObject *__pyx_n_s_new_min_bound;
 static PyObject *__pyx_n_s_next_states;
 static PyObject *__pyx_n_s_nt;
 static PyObject *__pyx_n_s_nt_collision;
+static PyObject *__pyx_n_s_nt_flag;
 static PyObject *__pyx_n_s_nt_open;
 static PyObject *__pyx_n_s_ntc;
 static PyObject *__pyx_n_s_num_subpatterns;
@@ -3664,6 +3704,7 @@ static PyObject *__pyx_n_s_test_sentence;
 static PyObject *__pyx_n_s_throw;
 static PyObject *__pyx_n_s_tight_phrases;
 static PyObject *__pyx_n_s_toMap;
+static PyObject *__pyx_n_s_to_str;
 static PyObject *__pyx_n_s_train_max_initial_size;
 static PyObject *__pyx_n_s_train_min_gap_size;
 static PyObject *__pyx_n_s_unlink;
@@ -3672,9 +3713,6 @@ static PyObject *__pyx_n_s_use_baeza_yates;
 static PyObject *__pyx_n_s_use_collocations;
 static PyObject *__pyx_n_s_use_index;
 static PyObject *__pyx_n_s_use_sent_id;
-static PyObject *__pyx_kp_s_usr0_home_cdyer_cdec_python_cde;
-static PyObject *__pyx_kp_s_usr0_home_cdyer_cdec_python_cde_2;
-static PyObject *__pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3;
 static PyObject *__pyx_n_s_value;
 static PyObject *__pyx_n_s_vec;
 static PyObject *__pyx_n_s_w;
@@ -4108,7 +4146,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_2gzip_or_text(CYTHON_UNUSED PyObject *_
   return __pyx_r;
 }
 
-/* "float_list.pxi":11
+/* "cdec/sa/float_list.pxi":11
  * cdef class FloatList:
  * 
  *     def __cinit__(self, int size=0, int increment=1, int initial_len=0):             # <<<<<<<<<<<<<<
@@ -4208,7 +4246,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList___cinit__(struct __pyx_obj_4cdec_2
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "float_list.pxi":12
+  /* "cdec/sa/float_list.pxi":12
  * 
  *     def __cinit__(self, int size=0, int increment=1, int initial_len=0):
  *         if initial_len > size:             # <<<<<<<<<<<<<<
@@ -4218,7 +4256,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList___cinit__(struct __pyx_obj_4cdec_2
   __pyx_t_1 = ((__pyx_v_initial_len > __pyx_v_size) != 0);
   if (__pyx_t_1) {
 
-    /* "float_list.pxi":13
+    /* "cdec/sa/float_list.pxi":13
  *     def __cinit__(self, int size=0, int increment=1, int initial_len=0):
  *         if initial_len > size:
  *             size = initial_len             # <<<<<<<<<<<<<<
@@ -4230,7 +4268,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList___cinit__(struct __pyx_obj_4cdec_2
   }
   __pyx_L3:;
 
-  /* "float_list.pxi":14
+  /* "cdec/sa/float_list.pxi":14
  *         if initial_len > size:
  *             size = initial_len
  *         self.size = size             # <<<<<<<<<<<<<<
@@ -4239,7 +4277,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList___cinit__(struct __pyx_obj_4cdec_2
  */
   __pyx_v_self->size = __pyx_v_size;
 
-  /* "float_list.pxi":15
+  /* "cdec/sa/float_list.pxi":15
  *             size = initial_len
  *         self.size = size
  *         self.increment = increment             # <<<<<<<<<<<<<<
@@ -4248,7 +4286,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList___cinit__(struct __pyx_obj_4cdec_2
  */
   __pyx_v_self->increment = __pyx_v_increment;
 
-  /* "float_list.pxi":16
+  /* "cdec/sa/float_list.pxi":16
  *         self.size = size
  *         self.increment = increment
  *         self.len = initial_len             # <<<<<<<<<<<<<<
@@ -4257,7 +4295,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList___cinit__(struct __pyx_obj_4cdec_2
  */
   __pyx_v_self->len = __pyx_v_initial_len;
 
-  /* "float_list.pxi":17
+  /* "cdec/sa/float_list.pxi":17
  *         self.increment = increment
  *         self.len = initial_len
  *         self.arr = <float*> malloc(size*sizeof(float))             # <<<<<<<<<<<<<<
@@ -4266,7 +4304,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList___cinit__(struct __pyx_obj_4cdec_2
  */
   __pyx_v_self->arr = ((float *)malloc((__pyx_v_size * (sizeof(float)))));
 
-  /* "float_list.pxi":18
+  /* "cdec/sa/float_list.pxi":18
  *         self.len = initial_len
  *         self.arr = <float*> malloc(size*sizeof(float))
  *         memset(self.arr, 0, initial_len*sizeof(float))             # <<<<<<<<<<<<<<
@@ -4275,7 +4313,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList___cinit__(struct __pyx_obj_4cdec_2
  */
   memset(__pyx_v_self->arr, 0, (__pyx_v_initial_len * (sizeof(float))));
 
-  /* "float_list.pxi":11
+  /* "cdec/sa/float_list.pxi":11
  * cdef class FloatList:
  * 
  *     def __cinit__(self, int size=0, int increment=1, int initial_len=0):             # <<<<<<<<<<<<<<
@@ -4289,7 +4327,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList___cinit__(struct __pyx_obj_4cdec_2
   return __pyx_r;
 }
 
-/* "float_list.pxi":20
+/* "cdec/sa/float_list.pxi":20
  *         memset(self.arr, 0, initial_len*sizeof(float))
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -4312,7 +4350,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_9FloatList_2__dealloc__(struct __pyx_obj_4cd
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "float_list.pxi":21
+  /* "cdec/sa/float_list.pxi":21
  * 
  *     def __dealloc__(self):
  *         free(self.arr)             # <<<<<<<<<<<<<<
@@ -4321,7 +4359,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_9FloatList_2__dealloc__(struct __pyx_obj_4cd
  */
   free(__pyx_v_self->arr);
 
-  /* "float_list.pxi":20
+  /* "cdec/sa/float_list.pxi":20
  *         memset(self.arr, 0, initial_len*sizeof(float))
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -4333,7 +4371,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_9FloatList_2__dealloc__(struct __pyx_obj_4cd
   __Pyx_RefNannyFinishContext();
 }
 
-/* "float_list.pxi":23
+/* "cdec/sa/float_list.pxi":23
  *         free(self.arr)
  * 
  *     def __getitem__(self, i):             # <<<<<<<<<<<<<<
@@ -4368,7 +4406,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_4__getitem__(struct __pyx_ob
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__getitem__", 0);
 
-  /* "float_list.pxi":24
+  /* "cdec/sa/float_list.pxi":24
  * 
  *     def __getitem__(self, i):
  *         j = i             # <<<<<<<<<<<<<<
@@ -4378,7 +4416,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_4__getitem__(struct __pyx_ob
   __Pyx_INCREF(__pyx_v_i);
   __pyx_v_j = __pyx_v_i;
 
-  /* "float_list.pxi":25
+  /* "cdec/sa/float_list.pxi":25
  *     def __getitem__(self, i):
  *         j = i
  *         if i<0:             # <<<<<<<<<<<<<<
@@ -4390,7 +4428,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_4__getitem__(struct __pyx_ob
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   if (__pyx_t_2) {
 
-    /* "float_list.pxi":26
+    /* "cdec/sa/float_list.pxi":26
  *         j = i
  *         if i<0:
  *             j = self.len + i             # <<<<<<<<<<<<<<
@@ -4408,7 +4446,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_4__getitem__(struct __pyx_ob
   }
   __pyx_L3:;
 
-  /* "float_list.pxi":27
+  /* "cdec/sa/float_list.pxi":27
  *         if i<0:
  *             j = self.len + i
  *         if j<0 or j>=self.len:             # <<<<<<<<<<<<<<
@@ -4435,7 +4473,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_4__getitem__(struct __pyx_ob
   __pyx_L5_bool_binop_done:;
   if (__pyx_t_2) {
 
-    /* "float_list.pxi":28
+    /* "cdec/sa/float_list.pxi":28
  *             j = self.len + i
  *         if j<0 or j>=self.len:
  *             raise IndexError("Requested index %d of %d-length FloatList" % (i, self.len))             # <<<<<<<<<<<<<<
@@ -4468,7 +4506,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_4__getitem__(struct __pyx_ob
     {__pyx_filename = __pyx_f[1]; __pyx_lineno = 28; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "float_list.pxi":29
+  /* "cdec/sa/float_list.pxi":29
  *         if j<0 or j>=self.len:
  *             raise IndexError("Requested index %d of %d-length FloatList" % (i, self.len))
  *         return self.arr[j]             # <<<<<<<<<<<<<<
@@ -4483,7 +4521,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_4__getitem__(struct __pyx_ob
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "float_list.pxi":23
+  /* "cdec/sa/float_list.pxi":23
  *         free(self.arr)
  * 
  *     def __getitem__(self, i):             # <<<<<<<<<<<<<<
@@ -4504,7 +4542,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_4__getitem__(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "float_list.pxi":31
+/* "cdec/sa/float_list.pxi":31
  *         return self.arr[j]
  * 
  *     cdef void set(self, int i, float v):             # <<<<<<<<<<<<<<
@@ -4525,7 +4563,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_set(struct __pyx_obj_4cdec_2sa_3_s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("set", 0);
 
-  /* "float_list.pxi":32
+  /* "cdec/sa/float_list.pxi":32
  * 
  *     cdef void set(self, int i, float v):
  *         j = i             # <<<<<<<<<<<<<<
@@ -4534,7 +4572,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_set(struct __pyx_obj_4cdec_2sa_3_s
  */
   __pyx_v_j = __pyx_v_i;
 
-  /* "float_list.pxi":33
+  /* "cdec/sa/float_list.pxi":33
  *     cdef void set(self, int i, float v):
  *         j = i
  *         if i<0:             # <<<<<<<<<<<<<<
@@ -4544,7 +4582,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_set(struct __pyx_obj_4cdec_2sa_3_s
   __pyx_t_1 = ((__pyx_v_i < 0) != 0);
   if (__pyx_t_1) {
 
-    /* "float_list.pxi":34
+    /* "cdec/sa/float_list.pxi":34
  *         j = i
  *         if i<0:
  *             j = self.len + i             # <<<<<<<<<<<<<<
@@ -4556,7 +4594,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_set(struct __pyx_obj_4cdec_2sa_3_s
   }
   __pyx_L3:;
 
-  /* "float_list.pxi":35
+  /* "cdec/sa/float_list.pxi":35
  *         if i<0:
  *             j = self.len + i
  *         if j<0 or j>=self.len:             # <<<<<<<<<<<<<<
@@ -4576,7 +4614,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_set(struct __pyx_obj_4cdec_2sa_3_s
   __pyx_L5_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "float_list.pxi":36
+    /* "cdec/sa/float_list.pxi":36
  *             j = self.len + i
  *         if j<0 or j>=self.len:
  *             raise IndexError("Requested index %d of %d-length FloatList" % (i, self.len))             # <<<<<<<<<<<<<<
@@ -4611,7 +4649,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_set(struct __pyx_obj_4cdec_2sa_3_s
     {__pyx_filename = __pyx_f[1]; __pyx_lineno = 36; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "float_list.pxi":37
+  /* "cdec/sa/float_list.pxi":37
  *         if j<0 or j>=self.len:
  *             raise IndexError("Requested index %d of %d-length FloatList" % (i, self.len))
  *         self.arr[j] = v             # <<<<<<<<<<<<<<
@@ -4620,7 +4658,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_set(struct __pyx_obj_4cdec_2sa_3_s
  */
   (__pyx_v_self->arr[__pyx_v_j]) = __pyx_v_v;
 
-  /* "float_list.pxi":31
+  /* "cdec/sa/float_list.pxi":31
  *         return self.arr[j]
  * 
  *     cdef void set(self, int i, float v):             # <<<<<<<<<<<<<<
@@ -4639,7 +4677,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_set(struct __pyx_obj_4cdec_2sa_3_s
   __Pyx_RefNannyFinishContext();
 }
 
-/* "float_list.pxi":39
+/* "cdec/sa/float_list.pxi":39
  *         self.arr[j] = v
  * 
  *     def __setitem__(self, i, val):             # <<<<<<<<<<<<<<
@@ -4670,7 +4708,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList_6__setitem__(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__setitem__", 0);
 
-  /* "float_list.pxi":40
+  /* "cdec/sa/float_list.pxi":40
  * 
  *     def __setitem__(self, i, val):
  *         self.set(i, val)             # <<<<<<<<<<<<<<
@@ -4681,7 +4719,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList_6__setitem__(struct __pyx_obj_4cde
   __pyx_t_2 = __pyx_PyFloat_AsFloat(__pyx_v_val); if (unlikely((__pyx_t_2 == (float)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 40; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList *)__pyx_v_self->__pyx_vtab)->set(__pyx_v_self, __pyx_t_1, __pyx_t_2);
 
-  /* "float_list.pxi":39
+  /* "cdec/sa/float_list.pxi":39
  *         self.arr[j] = v
  * 
  *     def __setitem__(self, i, val):             # <<<<<<<<<<<<<<
@@ -4700,7 +4738,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9FloatList_6__setitem__(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "float_list.pxi":42
+/* "cdec/sa/float_list.pxi":42
  *         self.set(i, val)
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -4726,7 +4764,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_9FloatList_8__len__(struct __pyx_obj_4
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "float_list.pxi":43
+  /* "cdec/sa/float_list.pxi":43
  * 
  *     def __len__(self):
  *         return self.len             # <<<<<<<<<<<<<<
@@ -4736,7 +4774,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_9FloatList_8__len__(struct __pyx_obj_4
   __pyx_r = __pyx_v_self->len;
   goto __pyx_L0;
 
-  /* "float_list.pxi":42
+  /* "cdec/sa/float_list.pxi":42
  *         self.set(i, val)
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -4750,7 +4788,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_9FloatList_8__len__(struct __pyx_obj_4
   return __pyx_r;
 }
 
-/* "float_list.pxi":45
+/* "cdec/sa/float_list.pxi":45
  *         return self.len
  * 
  *     def append(self, float val):             # <<<<<<<<<<<<<<
@@ -4790,7 +4828,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_10append(struct __pyx_obj_4c
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("append", 0);
 
-  /* "float_list.pxi":46
+  /* "cdec/sa/float_list.pxi":46
  * 
  *     def append(self, float val):
  *         if self.len == self.size:             # <<<<<<<<<<<<<<
@@ -4800,7 +4838,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_10append(struct __pyx_obj_4c
   __pyx_t_1 = ((__pyx_v_self->len == __pyx_v_self->size) != 0);
   if (__pyx_t_1) {
 
-    /* "float_list.pxi":47
+    /* "cdec/sa/float_list.pxi":47
  *     def append(self, float val):
  *         if self.len == self.size:
  *             self.size = self.size + self.increment             # <<<<<<<<<<<<<<
@@ -4809,7 +4847,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_10append(struct __pyx_obj_4c
  */
     __pyx_v_self->size = (__pyx_v_self->size + __pyx_v_self->increment);
 
-    /* "float_list.pxi":48
+    /* "cdec/sa/float_list.pxi":48
  *         if self.len == self.size:
  *             self.size = self.size + self.increment
  *             self.arr = <float*> realloc(self.arr, self.size*sizeof(float))             # <<<<<<<<<<<<<<
@@ -4821,7 +4859,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_10append(struct __pyx_obj_4c
   }
   __pyx_L3:;
 
-  /* "float_list.pxi":49
+  /* "cdec/sa/float_list.pxi":49
  *             self.size = self.size + self.increment
  *             self.arr = <float*> realloc(self.arr, self.size*sizeof(float))
  *         self.arr[self.len] = val             # <<<<<<<<<<<<<<
@@ -4830,7 +4868,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_10append(struct __pyx_obj_4c
  */
   (__pyx_v_self->arr[__pyx_v_self->len]) = __pyx_v_val;
 
-  /* "float_list.pxi":50
+  /* "cdec/sa/float_list.pxi":50
  *             self.arr = <float*> realloc(self.arr, self.size*sizeof(float))
  *         self.arr[self.len] = val
  *         self.len = self.len + 1             # <<<<<<<<<<<<<<
@@ -4839,7 +4877,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_10append(struct __pyx_obj_4c
  */
   __pyx_v_self->len = (__pyx_v_self->len + 1);
 
-  /* "float_list.pxi":45
+  /* "cdec/sa/float_list.pxi":45
  *         return self.len
  * 
  *     def append(self, float val):             # <<<<<<<<<<<<<<
@@ -4854,7 +4892,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_10append(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "float_list.pxi":52
+/* "cdec/sa/float_list.pxi":52
  *         self.len = self.len + 1
  * 
  *     cdef void write_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -4866,7 +4904,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_write_handle(struct __pyx_obj_4cde
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("write_handle", 0);
 
-  /* "float_list.pxi":53
+  /* "cdec/sa/float_list.pxi":53
  * 
  *     cdef void write_handle(self, FILE* f):
  *         fwrite(&(self.len), sizeof(float), 1, f)             # <<<<<<<<<<<<<<
@@ -4875,7 +4913,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_write_handle(struct __pyx_obj_4cde
  */
   fwrite((&__pyx_v_self->len), (sizeof(float)), 1, __pyx_v_f);
 
-  /* "float_list.pxi":54
+  /* "cdec/sa/float_list.pxi":54
  *     cdef void write_handle(self, FILE* f):
  *         fwrite(&(self.len), sizeof(float), 1, f)
  *         fwrite(self.arr, sizeof(float), self.len, f)             # <<<<<<<<<<<<<<
@@ -4884,7 +4922,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_write_handle(struct __pyx_obj_4cde
  */
   fwrite(__pyx_v_self->arr, (sizeof(float)), __pyx_v_self->len, __pyx_v_f);
 
-  /* "float_list.pxi":52
+  /* "cdec/sa/float_list.pxi":52
  *         self.len = self.len + 1
  * 
  *     cdef void write_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -4896,7 +4934,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_write_handle(struct __pyx_obj_4cde
   __Pyx_RefNannyFinishContext();
 }
 
-/* "float_list.pxi":56
+/* "cdec/sa/float_list.pxi":56
  *         fwrite(self.arr, sizeof(float), self.len, f)
  * 
  *     def write(self, char* filename):             # <<<<<<<<<<<<<<
@@ -4936,7 +4974,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_12write(struct __pyx_obj_4cd
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("write", 0);
 
-  /* "float_list.pxi":58
+  /* "cdec/sa/float_list.pxi":58
  *     def write(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "w")             # <<<<<<<<<<<<<<
@@ -4945,7 +4983,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_12write(struct __pyx_obj_4cd
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_w);
 
-  /* "float_list.pxi":59
+  /* "cdec/sa/float_list.pxi":59
  *         cdef FILE* f
  *         f = fopen(filename, "w")
  *         self.write_handle(f)             # <<<<<<<<<<<<<<
@@ -4954,7 +4992,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_12write(struct __pyx_obj_4cd
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList *)__pyx_v_self->__pyx_vtab)->write_handle(__pyx_v_self, __pyx_v_f);
 
-  /* "float_list.pxi":60
+  /* "cdec/sa/float_list.pxi":60
  *         f = fopen(filename, "w")
  *         self.write_handle(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -4963,7 +5001,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_12write(struct __pyx_obj_4cd
  */
   fclose(__pyx_v_f);
 
-  /* "float_list.pxi":56
+  /* "cdec/sa/float_list.pxi":56
  *         fwrite(self.arr, sizeof(float), self.len, f)
  * 
  *     def write(self, char* filename):             # <<<<<<<<<<<<<<
@@ -4978,7 +5016,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_12write(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "float_list.pxi":62
+/* "cdec/sa/float_list.pxi":62
  *         fclose(f)
  * 
  *     cdef void read_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -4991,7 +5029,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_read_handle(struct __pyx_obj_4cdec
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("read_handle", 0);
 
-  /* "float_list.pxi":63
+  /* "cdec/sa/float_list.pxi":63
  * 
  *     cdef void read_handle(self, FILE* f):
  *         free(self.arr)             # <<<<<<<<<<<<<<
@@ -5000,7 +5038,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_read_handle(struct __pyx_obj_4cdec
  */
   free(__pyx_v_self->arr);
 
-  /* "float_list.pxi":64
+  /* "cdec/sa/float_list.pxi":64
  *     cdef void read_handle(self, FILE* f):
  *         free(self.arr)
  *         fread(&(self.len), sizeof(float), 1, f)             # <<<<<<<<<<<<<<
@@ -5009,7 +5047,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_read_handle(struct __pyx_obj_4cdec
  */
   fread((&__pyx_v_self->len), (sizeof(float)), 1, __pyx_v_f);
 
-  /* "float_list.pxi":65
+  /* "cdec/sa/float_list.pxi":65
  *         free(self.arr)
  *         fread(&(self.len), sizeof(float), 1, f)
  *         self.arr = <float*> malloc(self.len * sizeof(float))             # <<<<<<<<<<<<<<
@@ -5018,7 +5056,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_read_handle(struct __pyx_obj_4cdec
  */
   __pyx_v_self->arr = ((float *)malloc((__pyx_v_self->len * (sizeof(float)))));
 
-  /* "float_list.pxi":66
+  /* "cdec/sa/float_list.pxi":66
  *         fread(&(self.len), sizeof(float), 1, f)
  *         self.arr = <float*> malloc(self.len * sizeof(float))
  *         self.size = self.len             # <<<<<<<<<<<<<<
@@ -5028,7 +5066,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_read_handle(struct __pyx_obj_4cdec
   __pyx_t_1 = __pyx_v_self->len;
   __pyx_v_self->size = __pyx_t_1;
 
-  /* "float_list.pxi":67
+  /* "cdec/sa/float_list.pxi":67
  *         self.arr = <float*> malloc(self.len * sizeof(float))
  *         self.size = self.len
  *         fread(self.arr, sizeof(float), self.len, f)             # <<<<<<<<<<<<<<
@@ -5037,7 +5075,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_read_handle(struct __pyx_obj_4cdec
  */
   fread(__pyx_v_self->arr, (sizeof(float)), __pyx_v_self->len, __pyx_v_f);
 
-  /* "float_list.pxi":62
+  /* "cdec/sa/float_list.pxi":62
  *         fclose(f)
  * 
  *     cdef void read_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -5049,7 +5087,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9FloatList_read_handle(struct __pyx_obj_4cdec
   __Pyx_RefNannyFinishContext();
 }
 
-/* "float_list.pxi":69
+/* "cdec/sa/float_list.pxi":69
  *         fread(self.arr, sizeof(float), self.len, f)
  * 
  *     def read(self, char* filename):             # <<<<<<<<<<<<<<
@@ -5089,7 +5127,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_14read(struct __pyx_obj_4cde
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("read", 0);
 
-  /* "float_list.pxi":71
+  /* "cdec/sa/float_list.pxi":71
  *     def read(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "r")             # <<<<<<<<<<<<<<
@@ -5098,7 +5136,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_14read(struct __pyx_obj_4cde
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_r);
 
-  /* "float_list.pxi":72
+  /* "cdec/sa/float_list.pxi":72
  *         cdef FILE* f
  *         f = fopen(filename, "r")
  *         self.read_handle(f)             # <<<<<<<<<<<<<<
@@ -5106,14 +5144,14 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_14read(struct __pyx_obj_4cde
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList *)__pyx_v_self->__pyx_vtab)->read_handle(__pyx_v_self, __pyx_v_f);
 
-  /* "float_list.pxi":73
+  /* "cdec/sa/float_list.pxi":73
  *         f = fopen(filename, "r")
  *         self.read_handle(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
  */
   fclose(__pyx_v_f);
 
-  /* "float_list.pxi":69
+  /* "cdec/sa/float_list.pxi":69
  *         fread(self.arr, sizeof(float), self.len, f)
  * 
  *     def read(self, char* filename):             # <<<<<<<<<<<<<<
@@ -5128,7 +5166,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9FloatList_14read(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "int_list.pxi":11
+/* "cdec/sa/int_list.pxi":11
  * cdef class IntList:
  * 
  *     def __cinit__(self, int size=0, int increment=1, int initial_len=0):             # <<<<<<<<<<<<<<
@@ -5228,7 +5266,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList___cinit__(struct __pyx_obj_4cdec_2sa
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "int_list.pxi":12
+  /* "cdec/sa/int_list.pxi":12
  * 
  *     def __cinit__(self, int size=0, int increment=1, int initial_len=0):
  *         if initial_len > size:             # <<<<<<<<<<<<<<
@@ -5238,7 +5276,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList___cinit__(struct __pyx_obj_4cdec_2sa
   __pyx_t_1 = ((__pyx_v_initial_len > __pyx_v_size) != 0);
   if (__pyx_t_1) {
 
-    /* "int_list.pxi":13
+    /* "cdec/sa/int_list.pxi":13
  *     def __cinit__(self, int size=0, int increment=1, int initial_len=0):
  *         if initial_len > size:
  *             size = initial_len             # <<<<<<<<<<<<<<
@@ -5250,7 +5288,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList___cinit__(struct __pyx_obj_4cdec_2sa
   }
   __pyx_L3:;
 
-  /* "int_list.pxi":14
+  /* "cdec/sa/int_list.pxi":14
  *         if initial_len > size:
  *             size = initial_len
  *         self.size = size             # <<<<<<<<<<<<<<
@@ -5259,7 +5297,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList___cinit__(struct __pyx_obj_4cdec_2sa
  */
   __pyx_v_self->size = __pyx_v_size;
 
-  /* "int_list.pxi":15
+  /* "cdec/sa/int_list.pxi":15
  *             size = initial_len
  *         self.size = size
  *         self.increment = increment             # <<<<<<<<<<<<<<
@@ -5268,7 +5306,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList___cinit__(struct __pyx_obj_4cdec_2sa
  */
   __pyx_v_self->increment = __pyx_v_increment;
 
-  /* "int_list.pxi":16
+  /* "cdec/sa/int_list.pxi":16
  *         self.size = size
  *         self.increment = increment
  *         self.len = initial_len             # <<<<<<<<<<<<<<
@@ -5277,7 +5315,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList___cinit__(struct __pyx_obj_4cdec_2sa
  */
   __pyx_v_self->len = __pyx_v_initial_len;
 
-  /* "int_list.pxi":17
+  /* "cdec/sa/int_list.pxi":17
  *         self.increment = increment
  *         self.len = initial_len
  *         self.arr = <int*> malloc(size*sizeof(int))             # <<<<<<<<<<<<<<
@@ -5286,7 +5324,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList___cinit__(struct __pyx_obj_4cdec_2sa
  */
   __pyx_v_self->arr = ((int *)malloc((__pyx_v_size * (sizeof(int)))));
 
-  /* "int_list.pxi":18
+  /* "cdec/sa/int_list.pxi":18
  *         self.len = initial_len
  *         self.arr = <int*> malloc(size*sizeof(int))
  *         memset(self.arr, 0, initial_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -5295,7 +5333,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList___cinit__(struct __pyx_obj_4cdec_2sa
  */
   memset(__pyx_v_self->arr, 0, (__pyx_v_initial_len * (sizeof(int))));
 
-  /* "int_list.pxi":11
+  /* "cdec/sa/int_list.pxi":11
  * cdef class IntList:
  * 
  *     def __cinit__(self, int size=0, int increment=1, int initial_len=0):             # <<<<<<<<<<<<<<
@@ -5309,7 +5347,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList___cinit__(struct __pyx_obj_4cdec_2sa
   return __pyx_r;
 }
 
-/* "int_list.pxi":20
+/* "cdec/sa/int_list.pxi":20
  *         memset(self.arr, 0, initial_len*sizeof(int))
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -5345,7 +5383,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "int_list.pxi":22
+  /* "cdec/sa/int_list.pxi":22
  *     def __str__(self):
  *         cdef unsigned i
  *         ret = "IntList["             # <<<<<<<<<<<<<<
@@ -5355,7 +5393,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
   __Pyx_INCREF(__pyx_kp_s_IntList);
   __pyx_v_ret = __pyx_kp_s_IntList;
 
-  /* "int_list.pxi":23
+  /* "cdec/sa/int_list.pxi":23
  *         cdef unsigned i
  *         ret = "IntList["
  *         for idx in range(self.size):             # <<<<<<<<<<<<<<
@@ -5366,7 +5404,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_v_idx = __pyx_t_2;
 
-    /* "int_list.pxi":24
+    /* "cdec/sa/int_list.pxi":24
  *         ret = "IntList["
  *         for idx in range(self.size):
  *             if idx>0:             # <<<<<<<<<<<<<<
@@ -5376,7 +5414,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
     __pyx_t_3 = ((__pyx_v_idx > 0) != 0);
     if (__pyx_t_3) {
 
-      /* "int_list.pxi":25
+      /* "cdec/sa/int_list.pxi":25
  *         for idx in range(self.size):
  *             if idx>0:
  *                 ret += ","             # <<<<<<<<<<<<<<
@@ -5391,7 +5429,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
     }
     __pyx_L5:;
 
-    /* "int_list.pxi":26
+    /* "cdec/sa/int_list.pxi":26
  *             if idx>0:
  *                 ret += ","
  *             ret += str(self.arr[idx])             # <<<<<<<<<<<<<<
@@ -5415,7 +5453,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
     __pyx_t_5 = 0;
   }
 
-  /* "int_list.pxi":27
+  /* "cdec/sa/int_list.pxi":27
  *                 ret += ","
  *             ret += str(self.arr[idx])
  *         ret += "]"             # <<<<<<<<<<<<<<
@@ -5427,7 +5465,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
   __Pyx_DECREF_SET(__pyx_v_ret, __pyx_t_5);
   __pyx_t_5 = 0;
 
-  /* "int_list.pxi":28
+  /* "cdec/sa/int_list.pxi":28
  *             ret += str(self.arr[idx])
  *         ret += "]"
  *         ret += "len="             # <<<<<<<<<<<<<<
@@ -5439,7 +5477,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
   __Pyx_DECREF_SET(__pyx_v_ret, __pyx_t_5);
   __pyx_t_5 = 0;
 
-  /* "int_list.pxi":29
+  /* "cdec/sa/int_list.pxi":29
  *         ret += "]"
  *         ret += "len="
  *         ret += str(self.len)             # <<<<<<<<<<<<<<
@@ -5462,7 +5500,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
   __Pyx_DECREF_SET(__pyx_v_ret, __pyx_t_4);
   __pyx_t_4 = 0;
 
-  /* "int_list.pxi":30
+  /* "cdec/sa/int_list.pxi":30
  *         ret += "len="
  *         ret += str(self.len)
  *         return ret             # <<<<<<<<<<<<<<
@@ -5474,7 +5512,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
   __pyx_r = __pyx_v_ret;
   goto __pyx_L0;
 
-  /* "int_list.pxi":20
+  /* "cdec/sa/int_list.pxi":20
  *         memset(self.arr, 0, initial_len*sizeof(int))
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -5495,7 +5533,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_2__str__(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "int_list.pxi":32
+/* "cdec/sa/int_list.pxi":32
  *         return ret
  * 
  *     def index(self, int val):             # <<<<<<<<<<<<<<
@@ -5543,7 +5581,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_4index(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("index", 0);
 
-  /* "int_list.pxi":34
+  /* "cdec/sa/int_list.pxi":34
  *     def index(self, int val):
  *         cdef unsigned i
  *         for i in range(self.len):             # <<<<<<<<<<<<<<
@@ -5554,7 +5592,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_4index(struct __pyx_obj_4cdec_
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_v_i = __pyx_t_2;
 
-    /* "int_list.pxi":35
+    /* "cdec/sa/int_list.pxi":35
  *         cdef unsigned i
  *         for i in range(self.len):
  *             if self.arr[i] == val:             # <<<<<<<<<<<<<<
@@ -5564,7 +5602,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_4index(struct __pyx_obj_4cdec_
     __pyx_t_3 = (((__pyx_v_self->arr[__pyx_v_i]) == __pyx_v_val) != 0);
     if (__pyx_t_3) {
 
-      /* "int_list.pxi":36
+      /* "cdec/sa/int_list.pxi":36
  *         for i in range(self.len):
  *             if self.arr[i] == val:
  *                 return i             # <<<<<<<<<<<<<<
@@ -5580,7 +5618,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_4index(struct __pyx_obj_4cdec_
     }
   }
 
-  /* "int_list.pxi":37
+  /* "cdec/sa/int_list.pxi":37
  *             if self.arr[i] == val:
  *                 return i
  *         raise ValueError('%s not in IntList' % val)             # <<<<<<<<<<<<<<
@@ -5604,7 +5642,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_4index(struct __pyx_obj_4cdec_
   __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
   {__pyx_filename = __pyx_f[2]; __pyx_lineno = 37; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "int_list.pxi":32
+  /* "cdec/sa/int_list.pxi":32
  *         return ret
  * 
  *     def index(self, int val):             # <<<<<<<<<<<<<<
@@ -5624,7 +5662,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_4index(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "int_list.pxi":39
+/* "cdec/sa/int_list.pxi":39
  *         raise ValueError('%s not in IntList' % val)
  * 
  *     def partition(self,start,end):             # <<<<<<<<<<<<<<
@@ -5711,7 +5749,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("partition", 0);
 
-  /* "int_list.pxi":40
+  /* "cdec/sa/int_list.pxi":40
  * 
  *     def partition(self,start,end):
  *         pivot = self.arr[end]             # <<<<<<<<<<<<<<
@@ -5724,7 +5762,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
   __pyx_v_pivot = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "int_list.pxi":41
+  /* "cdec/sa/int_list.pxi":41
  *     def partition(self,start,end):
  *         pivot = self.arr[end]
  *         bottom = start-1             # <<<<<<<<<<<<<<
@@ -5736,7 +5774,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
   __pyx_v_bottom = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "int_list.pxi":42
+  /* "cdec/sa/int_list.pxi":42
  *         pivot = self.arr[end]
  *         bottom = start-1
  *         top = end             # <<<<<<<<<<<<<<
@@ -5746,7 +5784,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
   __Pyx_INCREF(__pyx_v_end);
   __pyx_v_top = __pyx_v_end;
 
-  /* "int_list.pxi":43
+  /* "cdec/sa/int_list.pxi":43
  *         bottom = start-1
  *         top = end
  *         done = 0             # <<<<<<<<<<<<<<
@@ -5755,7 +5793,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
  */
   __pyx_v_done = 0;
 
-  /* "int_list.pxi":44
+  /* "cdec/sa/int_list.pxi":44
  *         top = end
  *         done = 0
  *         while not done:             # <<<<<<<<<<<<<<
@@ -5766,7 +5804,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
     __pyx_t_3 = ((!(__pyx_v_done != 0)) != 0);
     if (!__pyx_t_3) break;
 
-    /* "int_list.pxi":45
+    /* "cdec/sa/int_list.pxi":45
  *         done = 0
  *         while not done:
  *             while not done:             # <<<<<<<<<<<<<<
@@ -5777,7 +5815,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
       __pyx_t_3 = ((!(__pyx_v_done != 0)) != 0);
       if (!__pyx_t_3) break;
 
-      /* "int_list.pxi":46
+      /* "cdec/sa/int_list.pxi":46
  *         while not done:
  *             while not done:
  *                 bottom += 1             # <<<<<<<<<<<<<<
@@ -5789,7 +5827,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
       __Pyx_DECREF_SET(__pyx_v_bottom, __pyx_t_2);
       __pyx_t_2 = 0;
 
-      /* "int_list.pxi":47
+      /* "cdec/sa/int_list.pxi":47
  *             while not done:
  *                 bottom += 1
  *                 if bottom == top:             # <<<<<<<<<<<<<<
@@ -5801,7 +5839,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       if (__pyx_t_3) {
 
-        /* "int_list.pxi":48
+        /* "cdec/sa/int_list.pxi":48
  *                 bottom += 1
  *                 if bottom == top:
  *                     done = 1             # <<<<<<<<<<<<<<
@@ -5810,7 +5848,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
  */
         __pyx_v_done = 1;
 
-        /* "int_list.pxi":49
+        /* "cdec/sa/int_list.pxi":49
  *                 if bottom == top:
  *                     done = 1
  *                     break             # <<<<<<<<<<<<<<
@@ -5820,7 +5858,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
         goto __pyx_L6_break;
       }
 
-      /* "int_list.pxi":50
+      /* "cdec/sa/int_list.pxi":50
  *                     done = 1
  *                     break
  *                 if self.arr[bottom] > pivot:             # <<<<<<<<<<<<<<
@@ -5836,7 +5874,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
       __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
       if (__pyx_t_3) {
 
-        /* "int_list.pxi":51
+        /* "cdec/sa/int_list.pxi":51
  *                     break
  *                 if self.arr[bottom] > pivot:
  *                     self.arr[top] = self.arr[bottom]             # <<<<<<<<<<<<<<
@@ -5847,7 +5885,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
         __pyx_t_5 = __Pyx_PyIndex_AsSsize_t(__pyx_v_top); if (unlikely((__pyx_t_5 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 51; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         (__pyx_v_self->arr[__pyx_t_5]) = (__pyx_v_self->arr[__pyx_t_1]);
 
-        /* "int_list.pxi":52
+        /* "cdec/sa/int_list.pxi":52
  *                 if self.arr[bottom] > pivot:
  *                     self.arr[top] = self.arr[bottom]
  *                     break             # <<<<<<<<<<<<<<
@@ -5859,7 +5897,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
     }
     __pyx_L6_break:;
 
-    /* "int_list.pxi":53
+    /* "cdec/sa/int_list.pxi":53
  *                     self.arr[top] = self.arr[bottom]
  *                     break
  *             while not done:             # <<<<<<<<<<<<<<
@@ -5870,7 +5908,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
       __pyx_t_3 = ((!(__pyx_v_done != 0)) != 0);
       if (!__pyx_t_3) break;
 
-      /* "int_list.pxi":54
+      /* "cdec/sa/int_list.pxi":54
  *                     break
  *             while not done:
  *                 top -= 1             # <<<<<<<<<<<<<<
@@ -5882,7 +5920,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
       __Pyx_DECREF_SET(__pyx_v_top, __pyx_t_4);
       __pyx_t_4 = 0;
 
-      /* "int_list.pxi":55
+      /* "cdec/sa/int_list.pxi":55
  *             while not done:
  *                 top -= 1
  *                 if top == bottom:             # <<<<<<<<<<<<<<
@@ -5894,7 +5932,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
       __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
       if (__pyx_t_3) {
 
-        /* "int_list.pxi":56
+        /* "cdec/sa/int_list.pxi":56
  *                 top -= 1
  *                 if top == bottom:
  *                     done = 1             # <<<<<<<<<<<<<<
@@ -5903,7 +5941,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
  */
         __pyx_v_done = 1;
 
-        /* "int_list.pxi":57
+        /* "cdec/sa/int_list.pxi":57
  *                 if top == bottom:
  *                     done = 1
  *                     break             # <<<<<<<<<<<<<<
@@ -5913,7 +5951,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
         goto __pyx_L10_break;
       }
 
-      /* "int_list.pxi":58
+      /* "cdec/sa/int_list.pxi":58
  *                     done = 1
  *                     break
  *                 if self.arr[top] < pivot:             # <<<<<<<<<<<<<<
@@ -5929,7 +5967,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       if (__pyx_t_3) {
 
-        /* "int_list.pxi":59
+        /* "cdec/sa/int_list.pxi":59
  *                     break
  *                 if self.arr[top] < pivot:
  *                     self.arr[bottom] = self.arr[top]             # <<<<<<<<<<<<<<
@@ -5940,7 +5978,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
         __pyx_t_5 = __Pyx_PyIndex_AsSsize_t(__pyx_v_bottom); if (unlikely((__pyx_t_5 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 59; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         (__pyx_v_self->arr[__pyx_t_5]) = (__pyx_v_self->arr[__pyx_t_1]);
 
-        /* "int_list.pxi":60
+        /* "cdec/sa/int_list.pxi":60
  *                 if self.arr[top] < pivot:
  *                     self.arr[bottom] = self.arr[top]
  *                     break             # <<<<<<<<<<<<<<
@@ -5953,7 +5991,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
     __pyx_L10_break:;
   }
 
-  /* "int_list.pxi":61
+  /* "cdec/sa/int_list.pxi":61
  *                     self.arr[bottom] = self.arr[top]
  *                     break
  *         self.arr[top] = pivot             # <<<<<<<<<<<<<<
@@ -5964,7 +6002,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
   __pyx_t_1 = __Pyx_PyIndex_AsSsize_t(__pyx_v_top); if (unlikely((__pyx_t_1 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 61; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   (__pyx_v_self->arr[__pyx_t_1]) = __pyx_t_6;
 
-  /* "int_list.pxi":62
+  /* "cdec/sa/int_list.pxi":62
  *                     break
  *         self.arr[top] = pivot
  *         return top             # <<<<<<<<<<<<<<
@@ -5976,7 +6014,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
   __pyx_r = __pyx_v_top;
   goto __pyx_L0;
 
-  /* "int_list.pxi":39
+  /* "cdec/sa/int_list.pxi":39
  *         raise ValueError('%s not in IntList' % val)
  * 
  *     def partition(self,start,end):             # <<<<<<<<<<<<<<
@@ -5999,7 +6037,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_6partition(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "int_list.pxi":64
+/* "cdec/sa/int_list.pxi":64
  *         return top
  * 
  *     def _doquicksort(self,start,end):             # <<<<<<<<<<<<<<
@@ -6084,7 +6122,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_8_doquicksort(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("_doquicksort", 0);
 
-  /* "int_list.pxi":65
+  /* "cdec/sa/int_list.pxi":65
  * 
  *     def _doquicksort(self,start,end):
  *         if start < end:             # <<<<<<<<<<<<<<
@@ -6096,7 +6134,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_8_doquicksort(struct __pyx_obj
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   if (__pyx_t_2) {
 
-    /* "int_list.pxi":66
+    /* "cdec/sa/int_list.pxi":66
  *     def _doquicksort(self,start,end):
  *         if start < end:
  *             split = self.partition(start,end)             # <<<<<<<<<<<<<<
@@ -6135,7 +6173,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_8_doquicksort(struct __pyx_obj
     __pyx_v_split = __pyx_t_1;
     __pyx_t_1 = 0;
 
-    /* "int_list.pxi":67
+    /* "cdec/sa/int_list.pxi":67
  *         if start < end:
  *             split = self.partition(start,end)
  *             self._doquicksort(start,split-1)             # <<<<<<<<<<<<<<
@@ -6175,7 +6213,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_8_doquicksort(struct __pyx_obj
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-    /* "int_list.pxi":68
+    /* "cdec/sa/int_list.pxi":68
  *             split = self.partition(start,end)
  *             self._doquicksort(start,split-1)
  *             self._doquicksort(split+1,end)             # <<<<<<<<<<<<<<
@@ -6218,7 +6256,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_8_doquicksort(struct __pyx_obj
   }
   /*else*/ {
 
-    /* "int_list.pxi":70
+    /* "cdec/sa/int_list.pxi":70
  *             self._doquicksort(split+1,end)
  *         else:
  *             return             # <<<<<<<<<<<<<<
@@ -6231,7 +6269,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_8_doquicksort(struct __pyx_obj
   }
   __pyx_L3:;
 
-  /* "int_list.pxi":64
+  /* "cdec/sa/int_list.pxi":64
  *         return top
  * 
  *     def _doquicksort(self,start,end):             # <<<<<<<<<<<<<<
@@ -6257,7 +6295,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_8_doquicksort(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "int_list.pxi":72
+/* "cdec/sa/int_list.pxi":72
  *             return
  * 
  *     def sort(self):             # <<<<<<<<<<<<<<
@@ -6292,7 +6330,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_10sort(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("sort", 0);
 
-  /* "int_list.pxi":73
+  /* "cdec/sa/int_list.pxi":73
  * 
  *     def sort(self):
  *         self._doquicksort(0,self.len-1)             # <<<<<<<<<<<<<<
@@ -6332,7 +6370,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_10sort(struct __pyx_obj_4cdec_
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "int_list.pxi":72
+  /* "cdec/sa/int_list.pxi":72
  *             return
  * 
  *     def sort(self):             # <<<<<<<<<<<<<<
@@ -6357,7 +6395,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_10sort(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "int_list.pxi":75
+/* "cdec/sa/int_list.pxi":75
  *         self._doquicksort(0,self.len-1)
  * 
  *     def reset(self):             # <<<<<<<<<<<<<<
@@ -6383,7 +6421,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_12reset(struct __pyx_obj_4cdec
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("reset", 0);
 
-  /* "int_list.pxi":76
+  /* "cdec/sa/int_list.pxi":76
  * 
  *     def reset(self):
  *         self.len = 0             # <<<<<<<<<<<<<<
@@ -6392,7 +6430,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_12reset(struct __pyx_obj_4cdec
  */
   __pyx_v_self->len = 0;
 
-  /* "int_list.pxi":75
+  /* "cdec/sa/int_list.pxi":75
  *         self._doquicksort(0,self.len-1)
  * 
  *     def reset(self):             # <<<<<<<<<<<<<<
@@ -6407,7 +6445,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_12reset(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "int_list.pxi":78
+/* "cdec/sa/int_list.pxi":78
  *         self.len = 0
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -6430,7 +6468,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_7IntList_14__dealloc__(struct __pyx_obj_4cde
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "int_list.pxi":79
+  /* "cdec/sa/int_list.pxi":79
  * 
  *     def __dealloc__(self):
  *         free(self.arr)             # <<<<<<<<<<<<<<
@@ -6439,7 +6477,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_7IntList_14__dealloc__(struct __pyx_obj_4cde
  */
   free(__pyx_v_self->arr);
 
-  /* "int_list.pxi":78
+  /* "cdec/sa/int_list.pxi":78
  *         self.len = 0
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -6452,7 +6490,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_7IntList_14__dealloc__(struct __pyx_obj_4cde
 }
 static PyObject *__pyx_gb_4cdec_2sa_3_sa_7IntList_18generator(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "int_list.pxi":81
+/* "cdec/sa/int_list.pxi":81
  *         free(self.arr)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -6529,7 +6567,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_7IntList_18generator(__pyx_GeneratorObj
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 81; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "int_list.pxi":83
+  /* "cdec/sa/int_list.pxi":83
  *     def __iter__(self):
  *         cdef int i
  *         for i in range(self.len):             # <<<<<<<<<<<<<<
@@ -6540,7 +6578,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_7IntList_18generator(__pyx_GeneratorObj
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "int_list.pxi":84
+    /* "cdec/sa/int_list.pxi":84
  *         cdef int i
  *         for i in range(self.len):
  *             yield self.arr[i]             # <<<<<<<<<<<<<<
@@ -6564,7 +6602,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_7IntList_18generator(__pyx_GeneratorObj
     if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 84; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "int_list.pxi":81
+  /* "cdec/sa/int_list.pxi":81
  *         free(self.arr)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -6586,7 +6624,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_7IntList_18generator(__pyx_GeneratorObj
   return NULL;
 }
 
-/* "int_list.pxi":86
+/* "cdec/sa/int_list.pxi":86
  *             yield self.arr[i]
  * 
  *     def __getitem__(self, index):             # <<<<<<<<<<<<<<
@@ -6626,7 +6664,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__getitem__", 0);
 
-  /* "int_list.pxi":88
+  /* "cdec/sa/int_list.pxi":88
  *     def __getitem__(self, index):
  *         cdef int i, j, k
  *         if isinstance(index, int):             # <<<<<<<<<<<<<<
@@ -6637,7 +6675,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "int_list.pxi":89
+    /* "cdec/sa/int_list.pxi":89
  *         cdef int i, j, k
  *         if isinstance(index, int):
  *             j = index             # <<<<<<<<<<<<<<
@@ -6647,7 +6685,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     __pyx_t_3 = __Pyx_PyInt_As_int(__pyx_v_index); if (unlikely((__pyx_t_3 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 89; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __pyx_v_j = __pyx_t_3;
 
-    /* "int_list.pxi":90
+    /* "cdec/sa/int_list.pxi":90
  *         if isinstance(index, int):
  *             j = index
  *             if j < 0:             # <<<<<<<<<<<<<<
@@ -6657,7 +6695,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     __pyx_t_2 = ((__pyx_v_j < 0) != 0);
     if (__pyx_t_2) {
 
-      /* "int_list.pxi":91
+      /* "cdec/sa/int_list.pxi":91
  *             j = index
  *             if j < 0:
  *                 j = self.len + j             # <<<<<<<<<<<<<<
@@ -6669,7 +6707,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     }
     __pyx_L4:;
 
-    /* "int_list.pxi":92
+    /* "cdec/sa/int_list.pxi":92
  *             if j < 0:
  *                 j = self.len + j
  *             if j<0 or j>=self.len:             # <<<<<<<<<<<<<<
@@ -6689,7 +6727,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     __pyx_L6_bool_binop_done:;
     if (__pyx_t_2) {
 
-      /* "int_list.pxi":93
+      /* "cdec/sa/int_list.pxi":93
  *                 j = self.len + j
  *             if j<0 or j>=self.len:
  *                 raise IndexError("Requested index %d of %d-length IntList" % (index, self.len))             # <<<<<<<<<<<<<<
@@ -6722,7 +6760,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
       {__pyx_filename = __pyx_f[2]; __pyx_lineno = 93; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
 
-    /* "int_list.pxi":94
+    /* "cdec/sa/int_list.pxi":94
  *             if j<0 or j>=self.len:
  *                 raise IndexError("Requested index %d of %d-length IntList" % (index, self.len))
  *             return self.arr[j]             # <<<<<<<<<<<<<<
@@ -6737,7 +6775,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     goto __pyx_L0;
   }
 
-  /* "int_list.pxi":95
+  /* "cdec/sa/int_list.pxi":95
  *                 raise IndexError("Requested index %d of %d-length IntList" % (index, self.len))
  *             return self.arr[j]
  *         elif isinstance(index, slice):             # <<<<<<<<<<<<<<
@@ -6748,7 +6786,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
   __pyx_t_1 = (__pyx_t_2 != 0);
   if (__pyx_t_1) {
 
-    /* "int_list.pxi":96
+    /* "cdec/sa/int_list.pxi":96
  *             return self.arr[j]
  *         elif isinstance(index, slice):
  *             i = index.start             # <<<<<<<<<<<<<<
@@ -6761,7 +6799,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     __pyx_v_i = __pyx_t_3;
 
-    /* "int_list.pxi":97
+    /* "cdec/sa/int_list.pxi":97
  *         elif isinstance(index, slice):
  *             i = index.start
  *             j = index.stop             # <<<<<<<<<<<<<<
@@ -6774,7 +6812,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     __pyx_v_j = __pyx_t_3;
 
-    /* "int_list.pxi":98
+    /* "cdec/sa/int_list.pxi":98
  *             i = index.start
  *             j = index.stop
  *             if i < 0:             # <<<<<<<<<<<<<<
@@ -6784,7 +6822,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     __pyx_t_1 = ((__pyx_v_i < 0) != 0);
     if (__pyx_t_1) {
 
-      /* "int_list.pxi":99
+      /* "cdec/sa/int_list.pxi":99
  *             j = index.stop
  *             if i < 0:
  *                 i = self.len + i             # <<<<<<<<<<<<<<
@@ -6796,7 +6834,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     }
     __pyx_L8:;
 
-    /* "int_list.pxi":100
+    /* "cdec/sa/int_list.pxi":100
  *             if i < 0:
  *                 i = self.len + i
  *             if j < 0:             # <<<<<<<<<<<<<<
@@ -6806,7 +6844,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     __pyx_t_1 = ((__pyx_v_j < 0) != 0);
     if (__pyx_t_1) {
 
-      /* "int_list.pxi":101
+      /* "cdec/sa/int_list.pxi":101
  *                 i = self.len + i
  *             if j < 0:
  *                 j = self.len + j             # <<<<<<<<<<<<<<
@@ -6818,7 +6856,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     }
     __pyx_L9:;
 
-    /* "int_list.pxi":102
+    /* "cdec/sa/int_list.pxi":102
  *             if j < 0:
  *                 j = self.len + j
  *             if i < 0 or i >= self.len or j < 0 or j > self.len:             # <<<<<<<<<<<<<<
@@ -6854,7 +6892,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     __pyx_L11_bool_binop_done:;
     if (__pyx_t_1) {
 
-      /* "int_list.pxi":103
+      /* "cdec/sa/int_list.pxi":103
  *                 j = self.len + j
  *             if i < 0 or i >= self.len or j < 0 or j > self.len:
  *                 raise IndexError("Requested index %d:%d of %d-length IntList" % (index.start, index.stop, self.len))             # <<<<<<<<<<<<<<
@@ -6894,7 +6932,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
       {__pyx_filename = __pyx_f[2]; __pyx_lineno = 103; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
 
-    /* "int_list.pxi":104
+    /* "cdec/sa/int_list.pxi":104
  *             if i < 0 or i >= self.len or j < 0 or j > self.len:
  *                 raise IndexError("Requested index %d:%d of %d-length IntList" % (index.start, index.stop, self.len))
  *             result = ()             # <<<<<<<<<<<<<<
@@ -6904,7 +6942,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     __Pyx_INCREF(__pyx_empty_tuple);
     __pyx_v_result = __pyx_empty_tuple;
 
-    /* "int_list.pxi":105
+    /* "cdec/sa/int_list.pxi":105
  *                 raise IndexError("Requested index %d:%d of %d-length IntList" % (index.start, index.stop, self.len))
  *             result = ()
  *             for k from i <= k < j:             # <<<<<<<<<<<<<<
@@ -6914,7 +6952,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     __pyx_t_3 = __pyx_v_j;
     for (__pyx_v_k = __pyx_v_i; __pyx_v_k < __pyx_t_3; __pyx_v_k++) {
 
-      /* "int_list.pxi":106
+      /* "cdec/sa/int_list.pxi":106
  *             result = ()
  *             for k from i <= k < j:
  *                 result = result + (self.arr[k],)             # <<<<<<<<<<<<<<
@@ -6935,7 +6973,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
       __pyx_t_6 = 0;
     }
 
-    /* "int_list.pxi":107
+    /* "cdec/sa/int_list.pxi":107
  *             for k from i <= k < j:
  *                 result = result + (self.arr[k],)
  *             return result             # <<<<<<<<<<<<<<
@@ -6949,7 +6987,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
   }
   /*else*/ {
 
-    /* "int_list.pxi":109
+    /* "cdec/sa/int_list.pxi":109
  *             return result
  *         else:
  *             raise TypeError("Illegal key type %s for IntList" % type(index))             # <<<<<<<<<<<<<<
@@ -6971,7 +7009,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
     {__pyx_filename = __pyx_f[2]; __pyx_lineno = 109; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "int_list.pxi":86
+  /* "cdec/sa/int_list.pxi":86
  *             yield self.arr[i]
  * 
  *     def __getitem__(self, index):             # <<<<<<<<<<<<<<
@@ -6994,7 +7032,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_19__getitem__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "int_list.pxi":111
+/* "cdec/sa/int_list.pxi":111
  *             raise TypeError("Illegal key type %s for IntList" % type(index))
  * 
  *     cdef void set(self, int i, int val):             # <<<<<<<<<<<<<<
@@ -7015,7 +7053,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_set(struct __pyx_obj_4cdec_2sa_3_sa_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("set", 0);
 
-  /* "int_list.pxi":112
+  /* "cdec/sa/int_list.pxi":112
  * 
  *     cdef void set(self, int i, int val):
  *         j = i             # <<<<<<<<<<<<<<
@@ -7024,7 +7062,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_set(struct __pyx_obj_4cdec_2sa_3_sa_
  */
   __pyx_v_j = __pyx_v_i;
 
-  /* "int_list.pxi":113
+  /* "cdec/sa/int_list.pxi":113
  *     cdef void set(self, int i, int val):
  *         j = i
  *         if i<0:             # <<<<<<<<<<<<<<
@@ -7034,7 +7072,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_set(struct __pyx_obj_4cdec_2sa_3_sa_
   __pyx_t_1 = ((__pyx_v_i < 0) != 0);
   if (__pyx_t_1) {
 
-    /* "int_list.pxi":114
+    /* "cdec/sa/int_list.pxi":114
  *         j = i
  *         if i<0:
  *             j = self.len + i             # <<<<<<<<<<<<<<
@@ -7046,7 +7084,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_set(struct __pyx_obj_4cdec_2sa_3_sa_
   }
   __pyx_L3:;
 
-  /* "int_list.pxi":115
+  /* "cdec/sa/int_list.pxi":115
  *         if i<0:
  *             j = self.len + i
  *         if j<0 or j>=self.len:             # <<<<<<<<<<<<<<
@@ -7066,7 +7104,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_set(struct __pyx_obj_4cdec_2sa_3_sa_
   __pyx_L5_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "int_list.pxi":116
+    /* "cdec/sa/int_list.pxi":116
  *             j = self.len + i
  *         if j<0 or j>=self.len:
  *             raise IndexError("Requested index %d of %d-length IntList" % (i, self.len))             # <<<<<<<<<<<<<<
@@ -7101,7 +7139,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_set(struct __pyx_obj_4cdec_2sa_3_sa_
     {__pyx_filename = __pyx_f[2]; __pyx_lineno = 116; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "int_list.pxi":117
+  /* "cdec/sa/int_list.pxi":117
  *         if j<0 or j>=self.len:
  *             raise IndexError("Requested index %d of %d-length IntList" % (i, self.len))
  *         self.arr[j] = val             # <<<<<<<<<<<<<<
@@ -7110,7 +7148,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_set(struct __pyx_obj_4cdec_2sa_3_sa_
  */
   (__pyx_v_self->arr[__pyx_v_j]) = __pyx_v_val;
 
-  /* "int_list.pxi":111
+  /* "cdec/sa/int_list.pxi":111
  *             raise TypeError("Illegal key type %s for IntList" % type(index))
  * 
  *     cdef void set(self, int i, int val):             # <<<<<<<<<<<<<<
@@ -7129,7 +7167,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_set(struct __pyx_obj_4cdec_2sa_3_sa_
   __Pyx_RefNannyFinishContext();
 }
 
-/* "int_list.pxi":119
+/* "cdec/sa/int_list.pxi":119
  *         self.arr[j] = val
  * 
  *     def __setitem__(self, i, val):             # <<<<<<<<<<<<<<
@@ -7160,7 +7198,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList_21__setitem__(struct __pyx_obj_4cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__setitem__", 0);
 
-  /* "int_list.pxi":120
+  /* "cdec/sa/int_list.pxi":120
  * 
  *     def __setitem__(self, i, val):
  *         self.set(i, val)             # <<<<<<<<<<<<<<
@@ -7171,7 +7209,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList_21__setitem__(struct __pyx_obj_4cdec
   __pyx_t_2 = __Pyx_PyInt_As_int(__pyx_v_val); if (unlikely((__pyx_t_2 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 120; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->__pyx_vtab)->set(__pyx_v_self, __pyx_t_1, __pyx_t_2);
 
-  /* "int_list.pxi":119
+  /* "cdec/sa/int_list.pxi":119
  *         self.arr[j] = val
  * 
  *     def __setitem__(self, i, val):             # <<<<<<<<<<<<<<
@@ -7190,7 +7228,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7IntList_21__setitem__(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "int_list.pxi":122
+/* "cdec/sa/int_list.pxi":122
  *         self.set(i, val)
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -7216,7 +7254,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_7IntList_23__len__(struct __pyx_obj_4c
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "int_list.pxi":123
+  /* "cdec/sa/int_list.pxi":123
  * 
  *     def __len__(self):
  *         return self.len             # <<<<<<<<<<<<<<
@@ -7226,7 +7264,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_7IntList_23__len__(struct __pyx_obj_4c
   __pyx_r = __pyx_v_self->len;
   goto __pyx_L0;
 
-  /* "int_list.pxi":122
+  /* "cdec/sa/int_list.pxi":122
  *         self.set(i, val)
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -7240,7 +7278,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_7IntList_23__len__(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "int_list.pxi":125
+/* "cdec/sa/int_list.pxi":125
  *         return self.len
  * 
  *     def get_size(self):             # <<<<<<<<<<<<<<
@@ -7270,7 +7308,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_25get_size(struct __pyx_obj_4c
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_size", 0);
 
-  /* "int_list.pxi":126
+  /* "cdec/sa/int_list.pxi":126
  * 
  *     def get_size(self):
  *         return self.size             # <<<<<<<<<<<<<<
@@ -7284,7 +7322,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_25get_size(struct __pyx_obj_4c
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "int_list.pxi":125
+  /* "cdec/sa/int_list.pxi":125
  *         return self.len
  * 
  *     def get_size(self):             # <<<<<<<<<<<<<<
@@ -7303,7 +7341,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_25get_size(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "int_list.pxi":128
+/* "cdec/sa/int_list.pxi":128
  *         return self.size
  * 
  *     def append(self, int val):             # <<<<<<<<<<<<<<
@@ -7342,7 +7380,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_27append(struct __pyx_obj_4cde
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("append", 0);
 
-  /* "int_list.pxi":129
+  /* "cdec/sa/int_list.pxi":129
  * 
  *     def append(self, int val):
  *         self._append(val)             # <<<<<<<<<<<<<<
@@ -7351,7 +7389,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_27append(struct __pyx_obj_4cde
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->__pyx_vtab)->_append(__pyx_v_self, __pyx_v_val);
 
-  /* "int_list.pxi":128
+  /* "cdec/sa/int_list.pxi":128
  *         return self.size
  * 
  *     def append(self, int val):             # <<<<<<<<<<<<<<
@@ -7366,7 +7404,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_27append(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "int_list.pxi":131
+/* "cdec/sa/int_list.pxi":131
  *         self._append(val)
  * 
  *     cdef void _append(self, int val):             # <<<<<<<<<<<<<<
@@ -7379,7 +7417,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__append(struct __pyx_obj_4cdec_2sa_3
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("_append", 0);
 
-  /* "int_list.pxi":132
+  /* "cdec/sa/int_list.pxi":132
  * 
  *     cdef void _append(self, int val):
  *         if self.len == self.size:             # <<<<<<<<<<<<<<
@@ -7389,7 +7427,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__append(struct __pyx_obj_4cdec_2sa_3
   __pyx_t_1 = ((__pyx_v_self->len == __pyx_v_self->size) != 0);
   if (__pyx_t_1) {
 
-    /* "int_list.pxi":133
+    /* "cdec/sa/int_list.pxi":133
  *     cdef void _append(self, int val):
  *         if self.len == self.size:
  *             self.size = self.size + self.increment             # <<<<<<<<<<<<<<
@@ -7398,7 +7436,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__append(struct __pyx_obj_4cdec_2sa_3
  */
     __pyx_v_self->size = (__pyx_v_self->size + __pyx_v_self->increment);
 
-    /* "int_list.pxi":134
+    /* "cdec/sa/int_list.pxi":134
  *         if self.len == self.size:
  *             self.size = self.size + self.increment
  *             self.arr = <int*> realloc(self.arr, self.size*sizeof(int))             # <<<<<<<<<<<<<<
@@ -7410,7 +7448,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__append(struct __pyx_obj_4cdec_2sa_3
   }
   __pyx_L3:;
 
-  /* "int_list.pxi":135
+  /* "cdec/sa/int_list.pxi":135
  *             self.size = self.size + self.increment
  *             self.arr = <int*> realloc(self.arr, self.size*sizeof(int))
  *         self.arr[self.len] = val             # <<<<<<<<<<<<<<
@@ -7419,7 +7457,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__append(struct __pyx_obj_4cdec_2sa_3
  */
   (__pyx_v_self->arr[__pyx_v_self->len]) = __pyx_v_val;
 
-  /* "int_list.pxi":136
+  /* "cdec/sa/int_list.pxi":136
  *             self.arr = <int*> realloc(self.arr, self.size*sizeof(int))
  *         self.arr[self.len] = val
  *         self.len = self.len + 1             # <<<<<<<<<<<<<<
@@ -7428,7 +7466,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__append(struct __pyx_obj_4cdec_2sa_3
  */
   __pyx_v_self->len = (__pyx_v_self->len + 1);
 
-  /* "int_list.pxi":131
+  /* "cdec/sa/int_list.pxi":131
  *         self._append(val)
  * 
  *     cdef void _append(self, int val):             # <<<<<<<<<<<<<<
@@ -7440,7 +7478,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__append(struct __pyx_obj_4cdec_2sa_3
   __Pyx_RefNannyFinishContext();
 }
 
-/* "int_list.pxi":138
+/* "cdec/sa/int_list.pxi":138
  *         self.len = self.len + 1
  * 
  *     def extend(self, other):             # <<<<<<<<<<<<<<
@@ -7469,7 +7507,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_29extend(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("extend", 0);
 
-  /* "int_list.pxi":139
+  /* "cdec/sa/int_list.pxi":139
  * 
  *     def extend(self, other):
  *         self._extend(other)             # <<<<<<<<<<<<<<
@@ -7479,7 +7517,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_29extend(struct __pyx_obj_4cde
   if (!(likely(((__pyx_v_other) == Py_None) || likely(__Pyx_TypeTest(__pyx_v_other, __pyx_ptype_4cdec_2sa_3_sa_IntList))))) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 139; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->__pyx_vtab)->_extend(__pyx_v_self, ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_v_other));
 
-  /* "int_list.pxi":138
+  /* "cdec/sa/int_list.pxi":138
  *         self.len = self.len + 1
  * 
  *     def extend(self, other):             # <<<<<<<<<<<<<<
@@ -7499,7 +7537,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_29extend(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "int_list.pxi":141
+/* "cdec/sa/int_list.pxi":141
  *         self._extend(other)
  * 
  *     cdef void _extend(self, IntList other):             # <<<<<<<<<<<<<<
@@ -7511,7 +7549,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__extend(struct __pyx_obj_4cdec_2sa_3
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("_extend", 0);
 
-  /* "int_list.pxi":142
+  /* "cdec/sa/int_list.pxi":142
  * 
  *     cdef void _extend(self, IntList other):
  *         self._extend_arr(other.arr, other.len)             # <<<<<<<<<<<<<<
@@ -7520,7 +7558,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__extend(struct __pyx_obj_4cdec_2sa_3
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->__pyx_vtab)->_extend_arr(__pyx_v_self, __pyx_v_other->arr, __pyx_v_other->len);
 
-  /* "int_list.pxi":141
+  /* "cdec/sa/int_list.pxi":141
  *         self._extend(other)
  * 
  *     cdef void _extend(self, IntList other):             # <<<<<<<<<<<<<<
@@ -7532,7 +7570,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__extend(struct __pyx_obj_4cdec_2sa_3
   __Pyx_RefNannyFinishContext();
 }
 
-/* "int_list.pxi":144
+/* "cdec/sa/int_list.pxi":144
  *         self._extend_arr(other.arr, other.len)
  * 
  *     cdef void _extend_arr(self, int* other, int other_len):             # <<<<<<<<<<<<<<
@@ -7545,7 +7583,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__extend_arr(struct __pyx_obj_4cdec_2
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("_extend_arr", 0);
 
-  /* "int_list.pxi":145
+  /* "cdec/sa/int_list.pxi":145
  * 
  *     cdef void _extend_arr(self, int* other, int other_len):
  *         if self.size < self.len + other_len:             # <<<<<<<<<<<<<<
@@ -7555,7 +7593,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__extend_arr(struct __pyx_obj_4cdec_2
   __pyx_t_1 = ((__pyx_v_self->size < (__pyx_v_self->len + __pyx_v_other_len)) != 0);
   if (__pyx_t_1) {
 
-    /* "int_list.pxi":146
+    /* "cdec/sa/int_list.pxi":146
  *     cdef void _extend_arr(self, int* other, int other_len):
  *         if self.size < self.len + other_len:
  *             self.size = self.len + other_len             # <<<<<<<<<<<<<<
@@ -7564,7 +7602,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__extend_arr(struct __pyx_obj_4cdec_2
  */
     __pyx_v_self->size = (__pyx_v_self->len + __pyx_v_other_len);
 
-    /* "int_list.pxi":147
+    /* "cdec/sa/int_list.pxi":147
  *         if self.size < self.len + other_len:
  *             self.size = self.len + other_len
  *             self.arr = <int*> realloc(self.arr, self.size*sizeof(int))             # <<<<<<<<<<<<<<
@@ -7576,7 +7614,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__extend_arr(struct __pyx_obj_4cdec_2
   }
   __pyx_L3:;
 
-  /* "int_list.pxi":148
+  /* "cdec/sa/int_list.pxi":148
  *             self.size = self.len + other_len
  *             self.arr = <int*> realloc(self.arr, self.size*sizeof(int))
  *         memcpy(self.arr+self.len, other, other_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -7585,7 +7623,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__extend_arr(struct __pyx_obj_4cdec_2
  */
   memcpy((__pyx_v_self->arr + __pyx_v_self->len), __pyx_v_other, (__pyx_v_other_len * (sizeof(int))));
 
-  /* "int_list.pxi":149
+  /* "cdec/sa/int_list.pxi":149
  *             self.arr = <int*> realloc(self.arr, self.size*sizeof(int))
  *         memcpy(self.arr+self.len, other, other_len*sizeof(int))
  *         self.len = self.len + other_len             # <<<<<<<<<<<<<<
@@ -7594,7 +7632,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__extend_arr(struct __pyx_obj_4cdec_2
  */
   __pyx_v_self->len = (__pyx_v_self->len + __pyx_v_other_len);
 
-  /* "int_list.pxi":144
+  /* "cdec/sa/int_list.pxi":144
  *         self._extend_arr(other.arr, other.len)
  * 
  *     cdef void _extend_arr(self, int* other, int other_len):             # <<<<<<<<<<<<<<
@@ -7606,7 +7644,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__extend_arr(struct __pyx_obj_4cdec_2
   __Pyx_RefNannyFinishContext();
 }
 
-/* "int_list.pxi":151
+/* "cdec/sa/int_list.pxi":151
  *         self.len = self.len + other_len
  * 
  *     cdef void _clear(self):             # <<<<<<<<<<<<<<
@@ -7618,7 +7656,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__clear(struct __pyx_obj_4cdec_2sa_3_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("_clear", 0);
 
-  /* "int_list.pxi":152
+  /* "cdec/sa/int_list.pxi":152
  * 
  *     cdef void _clear(self):
  *         free(self.arr)             # <<<<<<<<<<<<<<
@@ -7627,7 +7665,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__clear(struct __pyx_obj_4cdec_2sa_3_
  */
   free(__pyx_v_self->arr);
 
-  /* "int_list.pxi":153
+  /* "cdec/sa/int_list.pxi":153
  *     cdef void _clear(self):
  *         free(self.arr)
  *         self.len = 0             # <<<<<<<<<<<<<<
@@ -7636,7 +7674,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__clear(struct __pyx_obj_4cdec_2sa_3_
  */
   __pyx_v_self->len = 0;
 
-  /* "int_list.pxi":154
+  /* "cdec/sa/int_list.pxi":154
  *         free(self.arr)
  *         self.len = 0
  *         self.size = 0             # <<<<<<<<<<<<<<
@@ -7645,7 +7683,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__clear(struct __pyx_obj_4cdec_2sa_3_
  */
   __pyx_v_self->size = 0;
 
-  /* "int_list.pxi":155
+  /* "cdec/sa/int_list.pxi":155
  *         self.len = 0
  *         self.size = 0
  *         self.arr = <int*> malloc(0)             # <<<<<<<<<<<<<<
@@ -7654,7 +7692,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__clear(struct __pyx_obj_4cdec_2sa_3_
  */
   __pyx_v_self->arr = ((int *)malloc(0));
 
-  /* "int_list.pxi":151
+  /* "cdec/sa/int_list.pxi":151
  *         self.len = self.len + other_len
  * 
  *     cdef void _clear(self):             # <<<<<<<<<<<<<<
@@ -7666,7 +7704,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList__clear(struct __pyx_obj_4cdec_2sa_3_
   __Pyx_RefNannyFinishContext();
 }
 
-/* "int_list.pxi":157
+/* "cdec/sa/int_list.pxi":157
  *         self.arr = <int*> malloc(0)
  * 
  *     cdef void write_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -7678,7 +7716,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_write_handle(struct __pyx_obj_4cdec_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("write_handle", 0);
 
-  /* "int_list.pxi":158
+  /* "cdec/sa/int_list.pxi":158
  * 
  *     cdef void write_handle(self, FILE* f):
  *         fwrite(&(self.len), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -7687,7 +7725,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_write_handle(struct __pyx_obj_4cdec_
  */
   fwrite((&__pyx_v_self->len), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "int_list.pxi":159
+  /* "cdec/sa/int_list.pxi":159
  *     cdef void write_handle(self, FILE* f):
  *         fwrite(&(self.len), sizeof(int), 1, f)
  *         fwrite(self.arr, sizeof(int), self.len, f)             # <<<<<<<<<<<<<<
@@ -7696,7 +7734,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_write_handle(struct __pyx_obj_4cdec_
  */
   fwrite(__pyx_v_self->arr, (sizeof(int)), __pyx_v_self->len, __pyx_v_f);
 
-  /* "int_list.pxi":157
+  /* "cdec/sa/int_list.pxi":157
  *         self.arr = <int*> malloc(0)
  * 
  *     cdef void write_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -7708,7 +7746,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_write_handle(struct __pyx_obj_4cdec_
   __Pyx_RefNannyFinishContext();
 }
 
-/* "int_list.pxi":161
+/* "cdec/sa/int_list.pxi":161
  *         fwrite(self.arr, sizeof(int), self.len, f)
  * 
  *     def write(self, char* filename):             # <<<<<<<<<<<<<<
@@ -7748,7 +7786,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_31write(struct __pyx_obj_4cdec
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("write", 0);
 
-  /* "int_list.pxi":163
+  /* "cdec/sa/int_list.pxi":163
  *     def write(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "w")             # <<<<<<<<<<<<<<
@@ -7757,7 +7795,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_31write(struct __pyx_obj_4cdec
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_w);
 
-  /* "int_list.pxi":164
+  /* "cdec/sa/int_list.pxi":164
  *         cdef FILE* f
  *         f = fopen(filename, "w")
  *         self.write_handle(f)             # <<<<<<<<<<<<<<
@@ -7766,7 +7804,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_31write(struct __pyx_obj_4cdec
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->__pyx_vtab)->write_handle(__pyx_v_self, __pyx_v_f);
 
-  /* "int_list.pxi":165
+  /* "cdec/sa/int_list.pxi":165
  *         f = fopen(filename, "w")
  *         self.write_handle(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -7775,7 +7813,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_31write(struct __pyx_obj_4cdec
  */
   fclose(__pyx_v_f);
 
-  /* "int_list.pxi":161
+  /* "cdec/sa/int_list.pxi":161
  *         fwrite(self.arr, sizeof(int), self.len, f)
  * 
  *     def write(self, char* filename):             # <<<<<<<<<<<<<<
@@ -7790,7 +7828,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_31write(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "int_list.pxi":167
+/* "cdec/sa/int_list.pxi":167
  *         fclose(f)
  * 
  *     cdef void read_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -7803,7 +7841,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_read_handle(struct __pyx_obj_4cdec_2
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("read_handle", 0);
 
-  /* "int_list.pxi":168
+  /* "cdec/sa/int_list.pxi":168
  * 
  *     cdef void read_handle(self, FILE* f):
  *         (self.arr)             # <<<<<<<<<<<<<<
@@ -7812,7 +7850,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_read_handle(struct __pyx_obj_4cdec_2
  */
   __pyx_v_self->arr;
 
-  /* "int_list.pxi":169
+  /* "cdec/sa/int_list.pxi":169
  *     cdef void read_handle(self, FILE* f):
  *         (self.arr)
  *         fread(&(self.len), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -7821,7 +7859,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_read_handle(struct __pyx_obj_4cdec_2
  */
   fread((&__pyx_v_self->len), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "int_list.pxi":170
+  /* "cdec/sa/int_list.pxi":170
  *         (self.arr)
  *         fread(&(self.len), sizeof(int), 1, f)
  *         self.arr = <int*> malloc(self.len * sizeof(int))             # <<<<<<<<<<<<<<
@@ -7830,7 +7868,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_read_handle(struct __pyx_obj_4cdec_2
  */
   __pyx_v_self->arr = ((int *)malloc((__pyx_v_self->len * (sizeof(int)))));
 
-  /* "int_list.pxi":171
+  /* "cdec/sa/int_list.pxi":171
  *         fread(&(self.len), sizeof(int), 1, f)
  *         self.arr = <int*> malloc(self.len * sizeof(int))
  *         self.size = self.len             # <<<<<<<<<<<<<<
@@ -7840,7 +7878,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_read_handle(struct __pyx_obj_4cdec_2
   __pyx_t_1 = __pyx_v_self->len;
   __pyx_v_self->size = __pyx_t_1;
 
-  /* "int_list.pxi":172
+  /* "cdec/sa/int_list.pxi":172
  *         self.arr = <int*> malloc(self.len * sizeof(int))
  *         self.size = self.len
  *         fread(self.arr, sizeof(int), self.len, f)             # <<<<<<<<<<<<<<
@@ -7849,7 +7887,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_read_handle(struct __pyx_obj_4cdec_2
  */
   fread(__pyx_v_self->arr, (sizeof(int)), __pyx_v_self->len, __pyx_v_f);
 
-  /* "int_list.pxi":167
+  /* "cdec/sa/int_list.pxi":167
  *         fclose(f)
  * 
  *     cdef void read_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -7861,7 +7899,7 @@ static void __pyx_f_4cdec_2sa_3_sa_7IntList_read_handle(struct __pyx_obj_4cdec_2
   __Pyx_RefNannyFinishContext();
 }
 
-/* "int_list.pxi":174
+/* "cdec/sa/int_list.pxi":174
  *         fread(self.arr, sizeof(int), self.len, f)
  * 
  *     def read(self, char* filename):             # <<<<<<<<<<<<<<
@@ -7901,7 +7939,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_33read(struct __pyx_obj_4cdec_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("read", 0);
 
-  /* "int_list.pxi":176
+  /* "cdec/sa/int_list.pxi":176
  *     def read(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "r")             # <<<<<<<<<<<<<<
@@ -7910,7 +7948,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_33read(struct __pyx_obj_4cdec_
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_r);
 
-  /* "int_list.pxi":177
+  /* "cdec/sa/int_list.pxi":177
  *         cdef FILE* f
  *         f = fopen(filename, "r")
  *         self.read_handle(f)             # <<<<<<<<<<<<<<
@@ -7918,14 +7956,14 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_33read(struct __pyx_obj_4cdec_
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->__pyx_vtab)->read_handle(__pyx_v_self, __pyx_v_f);
 
-  /* "int_list.pxi":178
+  /* "cdec/sa/int_list.pxi":178
  *         f = fopen(filename, "r")
  *         self.read_handle(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
  */
   fclose(__pyx_v_f);
 
-  /* "int_list.pxi":174
+  /* "cdec/sa/int_list.pxi":174
  *         fread(self.arr, sizeof(int), self.len, f)
  * 
  *     def read(self, char* filename):             # <<<<<<<<<<<<<<
@@ -7940,7 +7978,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7IntList_33read(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "str_map.pxi":13
+/* "cdec/sa/str_map.pxi":13
  *     cdef int index(self, char *s)
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -7969,7 +8007,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9StringMap___cinit__(struct __pyx_obj_4cdec_2
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "str_map.pxi":14
+  /* "cdec/sa/str_map.pxi":14
  * 
  *     def __cinit__(self):
  *         self.vocab = stringmap_new()             # <<<<<<<<<<<<<<
@@ -7978,7 +8016,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9StringMap___cinit__(struct __pyx_obj_4cdec_2
  */
   __pyx_v_self->vocab = stringmap_new();
 
-  /* "str_map.pxi":13
+  /* "cdec/sa/str_map.pxi":13
  *     cdef int index(self, char *s)
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -7992,7 +8030,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9StringMap___cinit__(struct __pyx_obj_4cdec_2
   return __pyx_r;
 }
 
-/* "str_map.pxi":16
+/* "cdec/sa/str_map.pxi":16
  *         self.vocab = stringmap_new()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -8015,7 +8053,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_9StringMap_2__dealloc__(struct __pyx_obj_4cd
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "str_map.pxi":17
+  /* "cdec/sa/str_map.pxi":17
  * 
  *     def __dealloc__(self):
  *         stringmap_delete(self.vocab)             # <<<<<<<<<<<<<<
@@ -8024,7 +8062,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_9StringMap_2__dealloc__(struct __pyx_obj_4cd
  */
   stringmap_delete(__pyx_v_self->vocab);
 
-  /* "str_map.pxi":16
+  /* "cdec/sa/str_map.pxi":16
  *         self.vocab = stringmap_new()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -8036,7 +8074,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_9StringMap_2__dealloc__(struct __pyx_obj_4cd
   __Pyx_RefNannyFinishContext();
 }
 
-/* "str_map.pxi":19
+/* "cdec/sa/str_map.pxi":19
  *         stringmap_delete(self.vocab)
  * 
  *     cdef char *word(self, int i):             # <<<<<<<<<<<<<<
@@ -8049,7 +8087,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_9StringMap_word(struct __pyx_obj_4cdec_2sa_3
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("word", 0);
 
-  /* "str_map.pxi":20
+  /* "cdec/sa/str_map.pxi":20
  * 
  *     cdef char *word(self, int i):
  *         return stringmap_word(self.vocab, i)             # <<<<<<<<<<<<<<
@@ -8059,7 +8097,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_9StringMap_word(struct __pyx_obj_4cdec_2sa_3
   __pyx_r = stringmap_word(__pyx_v_self->vocab, __pyx_v_i);
   goto __pyx_L0;
 
-  /* "str_map.pxi":19
+  /* "cdec/sa/str_map.pxi":19
  *         stringmap_delete(self.vocab)
  * 
  *     cdef char *word(self, int i):             # <<<<<<<<<<<<<<
@@ -8073,7 +8111,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_9StringMap_word(struct __pyx_obj_4cdec_2sa_3
   return __pyx_r;
 }
 
-/* "str_map.pxi":22
+/* "cdec/sa/str_map.pxi":22
  *         return stringmap_word(self.vocab, i)
  * 
  *     cdef int index(self, char *s):             # <<<<<<<<<<<<<<
@@ -8085,7 +8123,7 @@ static int __pyx_f_4cdec_2sa_3_sa_9StringMap_index(struct __pyx_obj_4cdec_2sa_3_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("index", 0);
 
-  /* "str_map.pxi":23
+  /* "cdec/sa/str_map.pxi":23
  * 
  *     cdef int index(self, char *s):
  *         return stringmap_index(self.vocab, s)             # <<<<<<<<<<<<<<
@@ -8093,7 +8131,7 @@ static int __pyx_f_4cdec_2sa_3_sa_9StringMap_index(struct __pyx_obj_4cdec_2sa_3_
   __pyx_r = stringmap_index(__pyx_v_self->vocab, __pyx_v_s);
   goto __pyx_L0;
 
-  /* "str_map.pxi":22
+  /* "cdec/sa/str_map.pxi":22
  *         return stringmap_word(self.vocab, i)
  * 
  *     cdef int index(self, char *s):             # <<<<<<<<<<<<<<
@@ -8106,7 +8144,7 @@ static int __pyx_f_4cdec_2sa_3_sa_9StringMap_index(struct __pyx_obj_4cdec_2sa_3_
   return __pyx_r;
 }
 
-/* "data_array.pxi":17
+/* "cdec/sa/data_array.pxi":17
  *     cdef bint use_sent_id
  * 
  *     def __cinit__(self, from_binary=None, from_text=None, side=None, bint use_sent_id=False):             # <<<<<<<<<<<<<<
@@ -8219,7 +8257,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "data_array.pxi":18
+  /* "cdec/sa/data_array.pxi":18
  * 
  *     def __cinit__(self, from_binary=None, from_text=None, side=None, bint use_sent_id=False):
  *         self.word2id = {"END_OF_FILE":0, "END_OF_LINE":1}             # <<<<<<<<<<<<<<
@@ -8236,7 +8274,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
   __pyx_v_self->word2id = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "data_array.pxi":19
+  /* "cdec/sa/data_array.pxi":19
  *     def __cinit__(self, from_binary=None, from_text=None, side=None, bint use_sent_id=False):
  *         self.word2id = {"END_OF_FILE":0, "END_OF_LINE":1}
  *         self.id2word = ["END_OF_FILE", "END_OF_LINE"]             # <<<<<<<<<<<<<<
@@ -8257,7 +8295,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
   __pyx_v_self->id2word = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "data_array.pxi":20
+  /* "cdec/sa/data_array.pxi":20
  *         self.word2id = {"END_OF_FILE":0, "END_OF_LINE":1}
  *         self.id2word = ["END_OF_FILE", "END_OF_LINE"]
  *         self.data = IntList(1000,1000)             # <<<<<<<<<<<<<<
@@ -8272,7 +8310,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
   __pyx_v_self->data = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "data_array.pxi":21
+  /* "cdec/sa/data_array.pxi":21
  *         self.id2word = ["END_OF_FILE", "END_OF_LINE"]
  *         self.data = IntList(1000,1000)
  *         self.sent_id = IntList(1000,1000)             # <<<<<<<<<<<<<<
@@ -8287,7 +8325,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
   __pyx_v_self->sent_id = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "data_array.pxi":22
+  /* "cdec/sa/data_array.pxi":22
  *         self.data = IntList(1000,1000)
  *         self.sent_id = IntList(1000,1000)
  *         self.sent_index = IntList(1000,1000)             # <<<<<<<<<<<<<<
@@ -8302,7 +8340,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
   __pyx_v_self->sent_index = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "data_array.pxi":23
+  /* "cdec/sa/data_array.pxi":23
  *         self.sent_id = IntList(1000,1000)
  *         self.sent_index = IntList(1000,1000)
  *         self.use_sent_id = use_sent_id             # <<<<<<<<<<<<<<
@@ -8311,7 +8349,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
  */
   __pyx_v_self->use_sent_id = __pyx_v_use_sent_id;
 
-  /* "data_array.pxi":24
+  /* "cdec/sa/data_array.pxi":24
  *         self.sent_index = IntList(1000,1000)
  *         self.use_sent_id = use_sent_id
  *         if from_binary:             # <<<<<<<<<<<<<<
@@ -8321,7 +8359,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_from_binary); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 24; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "data_array.pxi":25
+    /* "cdec/sa/data_array.pxi":25
  *         self.use_sent_id = use_sent_id
  *         if from_binary:
  *             self.read_binary(from_binary)             # <<<<<<<<<<<<<<
@@ -8359,7 +8397,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
     goto __pyx_L3;
   }
 
-  /* "data_array.pxi":26
+  /* "cdec/sa/data_array.pxi":26
  *         if from_binary:
  *             self.read_binary(from_binary)
  *         elif from_text:             # <<<<<<<<<<<<<<
@@ -8369,7 +8407,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_from_text); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 26; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "data_array.pxi":27
+    /* "cdec/sa/data_array.pxi":27
  *             self.read_binary(from_binary)
  *         elif from_text:
  *             if side:             # <<<<<<<<<<<<<<
@@ -8379,7 +8417,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
     __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_side); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 27; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     if (__pyx_t_2) {
 
-      /* "data_array.pxi":28
+      /* "cdec/sa/data_array.pxi":28
  *         elif from_text:
  *             if side:
  *                 self.read_bitext(from_text, (0 if side == 'source' else 1))             # <<<<<<<<<<<<<<
@@ -8428,7 +8466,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
     }
     /*else*/ {
 
-      /* "data_array.pxi":30
+      /* "cdec/sa/data_array.pxi":30
  *                 self.read_bitext(from_text, (0 if side == 'source' else 1))
  *             else:
  *                 self.read_text(from_text)             # <<<<<<<<<<<<<<
@@ -8469,7 +8507,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
   }
   __pyx_L3:;
 
-  /* "data_array.pxi":17
+  /* "cdec/sa/data_array.pxi":17
  *     cdef bint use_sent_id
  * 
  *     def __cinit__(self, from_binary=None, from_text=None, side=None, bint use_sent_id=False):             # <<<<<<<<<<<<<<
@@ -8493,7 +8531,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray___cinit__(struct __pyx_obj_4cdec_2
   return __pyx_r;
 }
 
-/* "data_array.pxi":32
+/* "cdec/sa/data_array.pxi":32
  *                 self.read_text(from_text)
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -8524,7 +8562,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_9DataArray_2__len__(struct __pyx_obj_4
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "data_array.pxi":33
+  /* "cdec/sa/data_array.pxi":33
  * 
  *     def __len__(self):
  *         return len(self.data)             # <<<<<<<<<<<<<<
@@ -8538,7 +8576,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_9DataArray_2__len__(struct __pyx_obj_4
   __pyx_r = __pyx_t_2;
   goto __pyx_L0;
 
-  /* "data_array.pxi":32
+  /* "cdec/sa/data_array.pxi":32
  *                 self.read_text(from_text)
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -8556,7 +8594,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_9DataArray_2__len__(struct __pyx_obj_4
   return __pyx_r;
 }
 
-/* "data_array.pxi":35
+/* "cdec/sa/data_array.pxi":35
  *         return len(self.data)
  * 
  *     def get_sentence_id(self, i):             # <<<<<<<<<<<<<<
@@ -8587,7 +8625,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_4get_sentence_id(struct __py
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_sentence_id", 0);
 
-  /* "data_array.pxi":36
+  /* "cdec/sa/data_array.pxi":36
  * 
  *     def get_sentence_id(self, i):
  *         return self.sent_id.arr[i]             # <<<<<<<<<<<<<<
@@ -8602,7 +8640,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_4get_sentence_id(struct __py
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "data_array.pxi":35
+  /* "cdec/sa/data_array.pxi":35
  *         return len(self.data)
  * 
  *     def get_sentence_id(self, i):             # <<<<<<<<<<<<<<
@@ -8621,7 +8659,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_4get_sentence_id(struct __py
   return __pyx_r;
 }
 
-/* "data_array.pxi":38
+/* "cdec/sa/data_array.pxi":38
  *         return self.sent_id.arr[i]
  * 
  *     def get_sentence(self, i):             # <<<<<<<<<<<<<<
@@ -8659,7 +8697,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_6get_sentence(struct __pyx_o
   __Pyx_RefNannySetupContext("get_sentence", 0);
   __Pyx_INCREF(__pyx_v_i);
 
-  /* "data_array.pxi":40
+  /* "cdec/sa/data_array.pxi":40
  *     def get_sentence(self, i):
  *         cdef int j, start, stop
  *         sent = []             # <<<<<<<<<<<<<<
@@ -8671,7 +8709,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_6get_sentence(struct __pyx_o
   __pyx_v_sent = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "data_array.pxi":41
+  /* "cdec/sa/data_array.pxi":41
  *         cdef int j, start, stop
  *         sent = []
  *         start = self.sent_index.arr[i]             # <<<<<<<<<<<<<<
@@ -8681,7 +8719,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_6get_sentence(struct __pyx_o
   __pyx_t_2 = __Pyx_PyIndex_AsSsize_t(__pyx_v_i); if (unlikely((__pyx_t_2 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 41; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_start = (__pyx_v_self->sent_index->arr[__pyx_t_2]);
 
-  /* "data_array.pxi":42
+  /* "cdec/sa/data_array.pxi":42
  *         sent = []
  *         start = self.sent_index.arr[i]
  *         stop = self.sent_index.arr[i+1]             # <<<<<<<<<<<<<<
@@ -8694,7 +8732,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_6get_sentence(struct __pyx_o
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_stop = (__pyx_v_self->sent_index->arr[__pyx_t_2]);
 
-  /* "data_array.pxi":43
+  /* "cdec/sa/data_array.pxi":43
  *         start = self.sent_index.arr[i]
  *         stop = self.sent_index.arr[i+1]
  *         for i from start <= i < stop:             # <<<<<<<<<<<<<<
@@ -8708,7 +8746,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_6get_sentence(struct __pyx_o
     __Pyx_DECREF_SET(__pyx_v_i, __pyx_t_1);
     __pyx_t_1 = 0;
 
-    /* "data_array.pxi":44
+    /* "cdec/sa/data_array.pxi":44
  *         stop = self.sent_index.arr[i+1]
  *         for i from start <= i < stop:
  *             sent.append(self.id2word[self.data.arr[i]])             # <<<<<<<<<<<<<<
@@ -8723,7 +8761,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_6get_sentence(struct __pyx_o
     __pyx_t_4 = __Pyx_PyInt_As_int(__pyx_v_i); if (unlikely((__pyx_t_4 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 43; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "data_array.pxi":43
+  /* "cdec/sa/data_array.pxi":43
  *         start = self.sent_index.arr[i]
  *         stop = self.sent_index.arr[i+1]
  *         for i from start <= i < stop:             # <<<<<<<<<<<<<<
@@ -8735,7 +8773,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_6get_sentence(struct __pyx_o
   __Pyx_DECREF_SET(__pyx_v_i, __pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "data_array.pxi":45
+  /* "cdec/sa/data_array.pxi":45
  *         for i from start <= i < stop:
  *             sent.append(self.id2word[self.data.arr[i]])
  *         return sent             # <<<<<<<<<<<<<<
@@ -8747,7 +8785,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_6get_sentence(struct __pyx_o
   __pyx_r = __pyx_v_sent;
   goto __pyx_L0;
 
-  /* "data_array.pxi":38
+  /* "cdec/sa/data_array.pxi":38
  *         return self.sent_id.arr[i]
  * 
  *     def get_sentence(self, i):             # <<<<<<<<<<<<<<
@@ -8768,7 +8806,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_6get_sentence(struct __pyx_o
   return __pyx_r;
 }
 
-/* "data_array.pxi":47
+/* "cdec/sa/data_array.pxi":47
  *         return sent
  * 
  *     def get_id(self, word):             # <<<<<<<<<<<<<<
@@ -8802,7 +8840,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_8get_id(struct __pyx_obj_4cd
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_id", 0);
 
-  /* "data_array.pxi":48
+  /* "cdec/sa/data_array.pxi":48
  * 
  *     def get_id(self, word):
  *         if not word in self.word2id:             # <<<<<<<<<<<<<<
@@ -8813,7 +8851,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_8get_id(struct __pyx_obj_4cd
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "data_array.pxi":49
+    /* "cdec/sa/data_array.pxi":49
  *     def get_id(self, word):
  *         if not word in self.word2id:
  *             self.word2id[word] = len(self.id2word)             # <<<<<<<<<<<<<<
@@ -8829,7 +8867,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_8get_id(struct __pyx_obj_4cd
     if (unlikely(PyObject_SetItem(__pyx_v_self->word2id, __pyx_v_word, __pyx_t_3) < 0)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 49; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "data_array.pxi":50
+    /* "cdec/sa/data_array.pxi":50
  *         if not word in self.word2id:
  *             self.word2id[word] = len(self.id2word)
  *             self.id2word.append(word)             # <<<<<<<<<<<<<<
@@ -8841,7 +8879,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_8get_id(struct __pyx_obj_4cd
   }
   __pyx_L3:;
 
-  /* "data_array.pxi":51
+  /* "cdec/sa/data_array.pxi":51
  *             self.word2id[word] = len(self.id2word)
  *             self.id2word.append(word)
  *         return self.word2id[word]             # <<<<<<<<<<<<<<
@@ -8855,7 +8893,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_8get_id(struct __pyx_obj_4cd
   __pyx_t_3 = 0;
   goto __pyx_L0;
 
-  /* "data_array.pxi":47
+  /* "cdec/sa/data_array.pxi":47
  *         return sent
  * 
  *     def get_id(self, word):             # <<<<<<<<<<<<<<
@@ -8874,7 +8912,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_8get_id(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "data_array.pxi":53
+/* "cdec/sa/data_array.pxi":53
  *         return self.word2id[word]
  * 
  *     def __getitem__(self, loc):             # <<<<<<<<<<<<<<
@@ -8905,7 +8943,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_10__getitem__(struct __pyx_o
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__getitem__", 0);
 
-  /* "data_array.pxi":54
+  /* "cdec/sa/data_array.pxi":54
  * 
  *     def __getitem__(self, loc):
  *         return self.id2word[self.data.arr[loc]]             # <<<<<<<<<<<<<<
@@ -8920,7 +8958,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_10__getitem__(struct __pyx_o
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "data_array.pxi":53
+  /* "cdec/sa/data_array.pxi":53
  *         return self.word2id[word]
  * 
  *     def __getitem__(self, loc):             # <<<<<<<<<<<<<<
@@ -8939,7 +8977,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_10__getitem__(struct __pyx_o
   return __pyx_r;
 }
 
-/* "data_array.pxi":56
+/* "cdec/sa/data_array.pxi":56
  *         return self.id2word[self.data.arr[loc]]
  * 
  *     def get_sentence_bounds(self, loc):             # <<<<<<<<<<<<<<
@@ -8973,7 +9011,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_12get_sentence_bounds(struct
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_sentence_bounds", 0);
 
-  /* "data_array.pxi":57
+  /* "cdec/sa/data_array.pxi":57
  * 
  *     def get_sentence_bounds(self, loc):
  *         cdef int sid = self.sent_id.arr[loc]             # <<<<<<<<<<<<<<
@@ -8983,7 +9021,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_12get_sentence_bounds(struct
   __pyx_t_1 = __Pyx_PyIndex_AsSsize_t(__pyx_v_loc); if (unlikely((__pyx_t_1 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 57; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_sid = (__pyx_v_self->sent_id->arr[__pyx_t_1]);
 
-  /* "data_array.pxi":58
+  /* "cdec/sa/data_array.pxi":58
  *     def get_sentence_bounds(self, loc):
  *         cdef int sid = self.sent_id.arr[loc]
  *         return (self.sent_index.arr[sid], self.sent_index.arr[sid+1])             # <<<<<<<<<<<<<<
@@ -9007,7 +9045,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_12get_sentence_bounds(struct
   __pyx_t_4 = 0;
   goto __pyx_L0;
 
-  /* "data_array.pxi":56
+  /* "cdec/sa/data_array.pxi":56
  *         return self.id2word[self.data.arr[loc]]
  * 
  *     def get_sentence_bounds(self, loc):             # <<<<<<<<<<<<<<
@@ -9028,7 +9066,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_12get_sentence_bounds(struct
   return __pyx_r;
 }
 
-/* "data_array.pxi":60
+/* "cdec/sa/data_array.pxi":60
  *         return (self.sent_index.arr[sid], self.sent_index.arr[sid+1])
  * 
  *     def write_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -9088,7 +9126,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_14write_text(struct __pyx_ob
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_text", 0);
 
-  /* "data_array.pxi":61
+  /* "cdec/sa/data_array.pxi":61
  * 
  *     def write_text(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -9144,7 +9182,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_14write_text(struct __pyx_ob
           __pyx_v_f = __pyx_t_4;
           __pyx_t_4 = 0;
 
-          /* "data_array.pxi":62
+          /* "cdec/sa/data_array.pxi":62
  *     def write_text(self, char* filename):
  *         with open(filename, "w") as f:
  *             for w_id in self.data:             # <<<<<<<<<<<<<<
@@ -9191,7 +9229,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_14write_text(struct __pyx_ob
             __Pyx_XDECREF_SET(__pyx_v_w_id, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "data_array.pxi":63
+            /* "cdec/sa/data_array.pxi":63
  *         with open(filename, "w") as f:
  *             for w_id in self.data:
  *                 if w_id > 1:             # <<<<<<<<<<<<<<
@@ -9203,7 +9241,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_14write_text(struct __pyx_ob
             __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
             if (__pyx_t_11) {
 
-              /* "data_array.pxi":64
+              /* "cdec/sa/data_array.pxi":64
  *             for w_id in self.data:
  *                 if w_id > 1:
  *                     f.write("%s " % self.get_word(w_id))             # <<<<<<<<<<<<<<
@@ -9273,7 +9311,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_14write_text(struct __pyx_ob
             }
             __pyx_L17:;
 
-            /* "data_array.pxi":65
+            /* "cdec/sa/data_array.pxi":65
  *                 if w_id > 1:
  *                     f.write("%s " % self.get_word(w_id))
  *                 if w_id == 1:             # <<<<<<<<<<<<<<
@@ -9285,7 +9323,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_14write_text(struct __pyx_ob
             __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
             if (__pyx_t_11) {
 
-              /* "data_array.pxi":66
+              /* "cdec/sa/data_array.pxi":66
  *                     f.write("%s " % self.get_word(w_id))
  *                 if w_id == 1:
  *                     f.write("\n")             # <<<<<<<<<<<<<<
@@ -9302,7 +9340,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_14write_text(struct __pyx_ob
             }
             __pyx_L18:;
 
-            /* "data_array.pxi":62
+            /* "cdec/sa/data_array.pxi":62
  *     def write_text(self, char* filename):
  *         with open(filename, "w") as f:
  *             for w_id in self.data:             # <<<<<<<<<<<<<<
@@ -9325,7 +9363,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_14write_text(struct __pyx_ob
         __Pyx_XDECREF(__pyx_t_2); __pyx_t_2 = 0;
         __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-        /* "data_array.pxi":61
+        /* "cdec/sa/data_array.pxi":61
  * 
  *     def write_text(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -9396,7 +9434,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_14write_text(struct __pyx_ob
     __pyx_L22:;
   }
 
-  /* "data_array.pxi":60
+  /* "cdec/sa/data_array.pxi":60
  *         return (self.sent_index.arr[sid], self.sent_index.arr[sid+1])
  * 
  *     def write_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -9425,7 +9463,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_14write_text(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "data_array.pxi":68
+/* "cdec/sa/data_array.pxi":68
  *                     f.write("\n")
  * 
  *     def read_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -9480,7 +9518,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_16read_text(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("read_text", 0);
 
-  /* "data_array.pxi":69
+  /* "cdec/sa/data_array.pxi":69
  * 
  *     def read_text(self, char* filename):
  *         with gzip_or_text(filename) as fp:             # <<<<<<<<<<<<<<
@@ -9553,7 +9591,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_16read_text(struct __pyx_obj
           __pyx_v_fp = __pyx_t_5;
           __pyx_t_5 = 0;
 
-          /* "data_array.pxi":70
+          /* "cdec/sa/data_array.pxi":70
  *     def read_text(self, char* filename):
  *         with gzip_or_text(filename) as fp:
  *             self.read_text_data(fp)             # <<<<<<<<<<<<<<
@@ -9600,7 +9638,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_16read_text(struct __pyx_obj
         __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_XDECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-        /* "data_array.pxi":69
+        /* "cdec/sa/data_array.pxi":69
  * 
  *     def read_text(self, char* filename):
  *         with gzip_or_text(filename) as fp:             # <<<<<<<<<<<<<<
@@ -9671,7 +9709,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_16read_text(struct __pyx_obj
     __pyx_L18:;
   }
 
-  /* "data_array.pxi":68
+  /* "cdec/sa/data_array.pxi":68
  *                     f.write("\n")
  * 
  *     def read_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -9697,7 +9735,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_16read_text(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "data_array.pxi":72
+/* "cdec/sa/data_array.pxi":72
  *             self.read_text_data(fp)
  * 
  *     def read_bitext(self, char* filename, int side):             # <<<<<<<<<<<<<<
@@ -9765,9 +9803,9 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_9DataArray_19read_bitext(PyObject *__py
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_9DataArray_11read_bitext_2generator6(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_9DataArray_11read_bitext_2generator7(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "data_array.pxi":74
+/* "cdec/sa/data_array.pxi":74
  *     def read_bitext(self, char* filename, int side):
  *         with gzip_or_text(filename) as fp:
  *             data = (line.split(' ||| ')[side] for line in fp)             # <<<<<<<<<<<<<<
@@ -9793,7 +9831,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_11read_bitext_genexpr(PyObje
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_9DataArray_11read_bitext_2generator6, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_read_bitext_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 74; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_9DataArray_11read_bitext_2generator7, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_read_bitext_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 74; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -9809,7 +9847,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_11read_bitext_genexpr(PyObje
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_9DataArray_11read_bitext_2generator6(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_9DataArray_11read_bitext_2generator7(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
   struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_2_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_2_genexpr *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
@@ -9919,7 +9957,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_9DataArray_11read_bitext_2generator6(__
   return NULL;
 }
 
-/* "data_array.pxi":72
+/* "cdec/sa/data_array.pxi":72
  *             self.read_text_data(fp)
  * 
  *     def read_bitext(self, char* filename, int side):             # <<<<<<<<<<<<<<
@@ -9956,7 +9994,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_18read_bitext(struct __pyx_o
   __Pyx_GOTREF(__pyx_cur_scope);
   __pyx_cur_scope->__pyx_v_side = __pyx_v_side;
 
-  /* "data_array.pxi":73
+  /* "cdec/sa/data_array.pxi":73
  * 
  *     def read_bitext(self, char* filename, int side):
  *         with gzip_or_text(filename) as fp:             # <<<<<<<<<<<<<<
@@ -10030,7 +10068,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_18read_bitext(struct __pyx_o
           __pyx_cur_scope->__pyx_v_fp = __pyx_t_5;
           __pyx_t_5 = 0;
 
-          /* "data_array.pxi":74
+          /* "cdec/sa/data_array.pxi":74
  *     def read_bitext(self, char* filename, int side):
  *         with gzip_or_text(filename) as fp:
  *             data = (line.split(' ||| ')[side] for line in fp)             # <<<<<<<<<<<<<<
@@ -10042,7 +10080,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_18read_bitext(struct __pyx_o
           __pyx_v_data = __pyx_t_5;
           __pyx_t_5 = 0;
 
-          /* "data_array.pxi":75
+          /* "cdec/sa/data_array.pxi":75
  *         with gzip_or_text(filename) as fp:
  *             data = (line.split(' ||| ')[side] for line in fp)
  *             self.read_text_data(data)             # <<<<<<<<<<<<<<
@@ -10089,7 +10127,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_18read_bitext(struct __pyx_o
         __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_XDECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-        /* "data_array.pxi":73
+        /* "cdec/sa/data_array.pxi":73
  * 
  *     def read_bitext(self, char* filename, int side):
  *         with gzip_or_text(filename) as fp:             # <<<<<<<<<<<<<<
@@ -10160,7 +10198,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_18read_bitext(struct __pyx_o
     __pyx_L18:;
   }
 
-  /* "data_array.pxi":72
+  /* "cdec/sa/data_array.pxi":72
  *             self.read_text_data(fp)
  * 
  *     def read_bitext(self, char* filename, int side):             # <<<<<<<<<<<<<<
@@ -10187,7 +10225,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_18read_bitext(struct __pyx_o
   return __pyx_r;
 }
 
-/* "data_array.pxi":77
+/* "cdec/sa/data_array.pxi":77
  *             self.read_text_data(data)
  * 
  *     def read_text_data(self, data):             # <<<<<<<<<<<<<<
@@ -10233,7 +10271,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("read_text_data", 0);
 
-  /* "data_array.pxi":78
+  /* "cdec/sa/data_array.pxi":78
  * 
  *     def read_text_data(self, data):
  *         cdef int word_count = 0             # <<<<<<<<<<<<<<
@@ -10242,7 +10280,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
  */
   __pyx_v_word_count = 0;
 
-  /* "data_array.pxi":79
+  /* "cdec/sa/data_array.pxi":79
  *     def read_text_data(self, data):
  *         cdef int word_count = 0
  *         for line_num, line in enumerate(data):             # <<<<<<<<<<<<<<
@@ -10298,7 +10336,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
     __pyx_t_1 = __pyx_t_5;
     __pyx_t_5 = 0;
 
-    /* "data_array.pxi":80
+    /* "cdec/sa/data_array.pxi":80
  *         cdef int word_count = 0
  *         for line_num, line in enumerate(data):
  *             self.sent_index.append(word_count)             # <<<<<<<<<<<<<<
@@ -10310,7 +10348,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
     __pyx_t_6 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->sent_index), __pyx_t_5); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 80; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-    /* "data_array.pxi":81
+    /* "cdec/sa/data_array.pxi":81
  *         for line_num, line in enumerate(data):
  *             self.sent_index.append(word_count)
  *             for word in line.split():             # <<<<<<<<<<<<<<
@@ -10378,7 +10416,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
       __Pyx_XDECREF_SET(__pyx_v_word, __pyx_t_5);
       __pyx_t_5 = 0;
 
-      /* "data_array.pxi":82
+      /* "cdec/sa/data_array.pxi":82
  *             self.sent_index.append(word_count)
  *             for word in line.split():
  *                 self.data.append(self.get_id(word))             # <<<<<<<<<<<<<<
@@ -10415,7 +10453,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
       __pyx_t_6 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->data), __pyx_t_5); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 82; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-      /* "data_array.pxi":83
+      /* "cdec/sa/data_array.pxi":83
  *             for word in line.split():
  *                 self.data.append(self.get_id(word))
  *                 if self.use_sent_id:             # <<<<<<<<<<<<<<
@@ -10425,7 +10463,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
       __pyx_t_13 = (__pyx_v_self->use_sent_id != 0);
       if (__pyx_t_13) {
 
-        /* "data_array.pxi":84
+        /* "cdec/sa/data_array.pxi":84
  *                 self.data.append(self.get_id(word))
  *                 if self.use_sent_id:
  *                     self.sent_id.append(line_num)             # <<<<<<<<<<<<<<
@@ -10437,7 +10475,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
       }
       __pyx_L7:;
 
-      /* "data_array.pxi":85
+      /* "cdec/sa/data_array.pxi":85
  *                 if self.use_sent_id:
  *                     self.sent_id.append(line_num)
  *                 word_count = word_count + 1             # <<<<<<<<<<<<<<
@@ -10446,7 +10484,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
  */
       __pyx_v_word_count = (__pyx_v_word_count + 1);
 
-      /* "data_array.pxi":81
+      /* "cdec/sa/data_array.pxi":81
  *         for line_num, line in enumerate(data):
  *             self.sent_index.append(word_count)
  *             for word in line.split():             # <<<<<<<<<<<<<<
@@ -10456,7 +10494,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
     }
     __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
 
-    /* "data_array.pxi":86
+    /* "cdec/sa/data_array.pxi":86
  *                     self.sent_id.append(line_num)
  *                 word_count = word_count + 1
  *             self.data.append(1)             # <<<<<<<<<<<<<<
@@ -10465,7 +10503,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
  */
     __pyx_t_6 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->data), __pyx_int_1); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 86; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "data_array.pxi":87
+    /* "cdec/sa/data_array.pxi":87
  *                 word_count = word_count + 1
  *             self.data.append(1)
  *             if self.use_sent_id:             # <<<<<<<<<<<<<<
@@ -10475,7 +10513,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
     __pyx_t_13 = (__pyx_v_self->use_sent_id != 0);
     if (__pyx_t_13) {
 
-      /* "data_array.pxi":88
+      /* "cdec/sa/data_array.pxi":88
  *             self.data.append(1)
  *             if self.use_sent_id:
  *                 self.sent_id.append(line_num)             # <<<<<<<<<<<<<<
@@ -10487,7 +10525,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
     }
     __pyx_L8:;
 
-    /* "data_array.pxi":89
+    /* "cdec/sa/data_array.pxi":89
  *             if self.use_sent_id:
  *                 self.sent_id.append(line_num)
  *             word_count = word_count + 1             # <<<<<<<<<<<<<<
@@ -10496,7 +10534,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
  */
     __pyx_v_word_count = (__pyx_v_word_count + 1);
 
-    /* "data_array.pxi":79
+    /* "cdec/sa/data_array.pxi":79
  *     def read_text_data(self, data):
  *         cdef int word_count = 0
  *         for line_num, line in enumerate(data):             # <<<<<<<<<<<<<<
@@ -10507,7 +10545,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "data_array.pxi":90
+  /* "cdec/sa/data_array.pxi":90
  *                 self.sent_id.append(line_num)
  *             word_count = word_count + 1
  *         self.data.append(0)             # <<<<<<<<<<<<<<
@@ -10516,7 +10554,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
  */
   __pyx_t_6 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->data), __pyx_int_0); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 90; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "data_array.pxi":91
+  /* "cdec/sa/data_array.pxi":91
  *             word_count = word_count + 1
  *         self.data.append(0)
  *         self.sent_index.append(word_count)             # <<<<<<<<<<<<<<
@@ -10528,7 +10566,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
   __pyx_t_6 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->sent_index), __pyx_t_1); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 91; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "data_array.pxi":77
+  /* "cdec/sa/data_array.pxi":77
  *             self.read_text_data(data)
  * 
  *     def read_text_data(self, data):             # <<<<<<<<<<<<<<
@@ -10558,7 +10596,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_20read_text_data(struct __py
   return __pyx_r;
 }
 
-/* "data_array.pxi":94
+/* "cdec/sa/data_array.pxi":94
  * 
  * 
  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -10598,7 +10636,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_22read_binary(struct __pyx_o
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("read_binary", 0);
 
-  /* "data_array.pxi":96
+  /* "cdec/sa/data_array.pxi":96
  *     def read_binary(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "r")             # <<<<<<<<<<<<<<
@@ -10607,7 +10645,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_22read_binary(struct __pyx_o
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_r);
 
-  /* "data_array.pxi":97
+  /* "cdec/sa/data_array.pxi":97
  *         cdef FILE* f
  *         f = fopen(filename, "r")
  *         self.read_handle(f)             # <<<<<<<<<<<<<<
@@ -10616,7 +10654,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_22read_binary(struct __pyx_o
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_DataArray *)__pyx_v_self->__pyx_vtab)->read_handle(__pyx_v_self, __pyx_v_f);
 
-  /* "data_array.pxi":98
+  /* "cdec/sa/data_array.pxi":98
  *         f = fopen(filename, "r")
  *         self.read_handle(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -10625,7 +10663,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_22read_binary(struct __pyx_o
  */
   fclose(__pyx_v_f);
 
-  /* "data_array.pxi":94
+  /* "cdec/sa/data_array.pxi":94
  * 
  * 
  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -10640,7 +10678,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_22read_binary(struct __pyx_o
   return __pyx_r;
 }
 
-/* "data_array.pxi":100
+/* "cdec/sa/data_array.pxi":100
  *         fclose(f)
  * 
  *     cdef void read_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -10666,7 +10704,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("read_handle", 0);
 
-  /* "data_array.pxi":105
+  /* "cdec/sa/data_array.pxi":105
  *         cdef char* word
  * 
  *         self.data.read_handle(f)             # <<<<<<<<<<<<<<
@@ -10675,7 +10713,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->data->__pyx_vtab)->read_handle(__pyx_v_self->data, __pyx_v_f);
 
-  /* "data_array.pxi":106
+  /* "cdec/sa/data_array.pxi":106
  * 
  *         self.data.read_handle(f)
  *         self.sent_index.read_handle(f)             # <<<<<<<<<<<<<<
@@ -10684,7 +10722,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->sent_index->__pyx_vtab)->read_handle(__pyx_v_self->sent_index, __pyx_v_f);
 
-  /* "data_array.pxi":107
+  /* "cdec/sa/data_array.pxi":107
  *         self.data.read_handle(f)
  *         self.sent_index.read_handle(f)
  *         self.sent_id.read_handle(f)             # <<<<<<<<<<<<<<
@@ -10693,7 +10731,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->sent_id->__pyx_vtab)->read_handle(__pyx_v_self->sent_id, __pyx_v_f);
 
-  /* "data_array.pxi":108
+  /* "cdec/sa/data_array.pxi":108
  *         self.sent_index.read_handle(f)
  *         self.sent_id.read_handle(f)
  *         fread(&(num_words), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -10702,7 +10740,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
  */
   fread((&__pyx_v_num_words), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "data_array.pxi":109
+  /* "cdec/sa/data_array.pxi":109
  *         self.sent_id.read_handle(f)
  *         fread(&(num_words), sizeof(int), 1, f)
  *         for i in range(num_words):             # <<<<<<<<<<<<<<
@@ -10713,7 +10751,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_v_i = __pyx_t_2;
 
-    /* "data_array.pxi":110
+    /* "cdec/sa/data_array.pxi":110
  *         fread(&(num_words), sizeof(int), 1, f)
  *         for i in range(num_words):
  *             fread(&(word_len), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -10722,7 +10760,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
  */
     fread((&__pyx_v_word_len), (sizeof(int)), 1, __pyx_v_f);
 
-    /* "data_array.pxi":111
+    /* "cdec/sa/data_array.pxi":111
  *         for i in range(num_words):
  *             fread(&(word_len), sizeof(int), 1, f)
  *             word = <char*> malloc (word_len * sizeof(char))             # <<<<<<<<<<<<<<
@@ -10731,7 +10769,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
  */
     __pyx_v_word = ((char *)malloc((__pyx_v_word_len * (sizeof(char)))));
 
-    /* "data_array.pxi":112
+    /* "cdec/sa/data_array.pxi":112
  *             fread(&(word_len), sizeof(int), 1, f)
  *             word = <char*> malloc (word_len * sizeof(char))
  *             fread(word, sizeof(char), word_len, f)             # <<<<<<<<<<<<<<
@@ -10740,7 +10778,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
  */
     fread(__pyx_v_word, (sizeof(char)), __pyx_v_word_len, __pyx_v_f);
 
-    /* "data_array.pxi":113
+    /* "cdec/sa/data_array.pxi":113
  *             word = <char*> malloc (word_len * sizeof(char))
  *             fread(word, sizeof(char), word_len, f)
  *             self.word2id[word] = len(self.id2word)             # <<<<<<<<<<<<<<
@@ -10759,7 +10797,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "data_array.pxi":114
+    /* "cdec/sa/data_array.pxi":114
  *             fread(word, sizeof(char), word_len, f)
  *             self.word2id[word] = len(self.id2word)
  *             self.id2word.append(word)             # <<<<<<<<<<<<<<
@@ -10771,7 +10809,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
     __pyx_t_6 = __Pyx_PyObject_Append(__pyx_v_self->id2word, __pyx_t_3); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 114; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "data_array.pxi":115
+    /* "cdec/sa/data_array.pxi":115
  *             self.word2id[word] = len(self.id2word)
  *             self.id2word.append(word)
  *             free(word)             # <<<<<<<<<<<<<<
@@ -10781,7 +10819,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
     free(__pyx_v_word);
   }
 
-  /* "data_array.pxi":116
+  /* "cdec/sa/data_array.pxi":116
  *             self.id2word.append(word)
  *             free(word)
  *         if len(self.sent_id) == 0:             # <<<<<<<<<<<<<<
@@ -10795,7 +10833,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
   __pyx_t_7 = ((__pyx_t_4 == 0) != 0);
   if (__pyx_t_7) {
 
-    /* "data_array.pxi":117
+    /* "cdec/sa/data_array.pxi":117
  *             free(word)
  *         if len(self.sent_id) == 0:
  *             self.use_sent_id = False             # <<<<<<<<<<<<<<
@@ -10807,7 +10845,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
   }
   /*else*/ {
 
-    /* "data_array.pxi":119
+    /* "cdec/sa/data_array.pxi":119
  *             self.use_sent_id = False
  *         else:
  *             self.use_sent_id = True             # <<<<<<<<<<<<<<
@@ -10818,7 +10856,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
   }
   __pyx_L5:;
 
-  /* "data_array.pxi":100
+  /* "cdec/sa/data_array.pxi":100
  *         fclose(f)
  * 
  *     cdef void read_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -10836,7 +10874,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_read_handle(struct __pyx_obj_4cdec
   __Pyx_RefNannyFinishContext();
 }
 
-/* "data_array.pxi":121
+/* "cdec/sa/data_array.pxi":121
  *             self.use_sent_id = True
  * 
  *     cdef void write_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -10860,7 +10898,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_handle", 0);
 
-  /* "data_array.pxi":125
+  /* "cdec/sa/data_array.pxi":125
  *         cdef int num_words
  * 
  *         self.data.write_handle(f)             # <<<<<<<<<<<<<<
@@ -10869,7 +10907,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->data->__pyx_vtab)->write_handle(__pyx_v_self->data, __pyx_v_f);
 
-  /* "data_array.pxi":126
+  /* "cdec/sa/data_array.pxi":126
  * 
  *         self.data.write_handle(f)
  *         self.sent_index.write_handle(f)             # <<<<<<<<<<<<<<
@@ -10878,7 +10916,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->sent_index->__pyx_vtab)->write_handle(__pyx_v_self->sent_index, __pyx_v_f);
 
-  /* "data_array.pxi":127
+  /* "cdec/sa/data_array.pxi":127
  *         self.data.write_handle(f)
  *         self.sent_index.write_handle(f)
  *         self.sent_id.write_handle(f)             # <<<<<<<<<<<<<<
@@ -10887,7 +10925,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->sent_id->__pyx_vtab)->write_handle(__pyx_v_self->sent_id, __pyx_v_f);
 
-  /* "data_array.pxi":128
+  /* "cdec/sa/data_array.pxi":128
  *         self.sent_index.write_handle(f)
  *         self.sent_id.write_handle(f)
  *         num_words = len(self.id2word) - 2             # <<<<<<<<<<<<<<
@@ -10900,7 +10938,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_num_words = (__pyx_t_2 - 2);
 
-  /* "data_array.pxi":129
+  /* "cdec/sa/data_array.pxi":129
  *         self.sent_id.write_handle(f)
  *         num_words = len(self.id2word) - 2
  *         fwrite(&(num_words), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -10909,7 +10947,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
  */
   fwrite((&__pyx_v_num_words), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "data_array.pxi":130
+  /* "cdec/sa/data_array.pxi":130
  *         num_words = len(self.id2word) - 2
  *         fwrite(&(num_words), sizeof(int), 1, f)
  *         for word in self.id2word[2:]:             # <<<<<<<<<<<<<<
@@ -10959,7 +10997,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
     __Pyx_XDECREF_SET(__pyx_v_word, __pyx_t_1);
     __pyx_t_1 = 0;
 
-    /* "data_array.pxi":131
+    /* "cdec/sa/data_array.pxi":131
  *         fwrite(&(num_words), sizeof(int), 1, f)
  *         for word in self.id2word[2:]:
  *             word_len = len(word) + 1             # <<<<<<<<<<<<<<
@@ -10969,7 +11007,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
     __pyx_t_5 = PyObject_Length(__pyx_v_word); if (unlikely(__pyx_t_5 == -1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 131; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __pyx_v_word_len = (__pyx_t_5 + 1);
 
-    /* "data_array.pxi":132
+    /* "cdec/sa/data_array.pxi":132
  *         for word in self.id2word[2:]:
  *             word_len = len(word) + 1
  *             fwrite(&(word_len), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -10978,7 +11016,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
  */
     fwrite((&__pyx_v_word_len), (sizeof(int)), 1, __pyx_v_f);
 
-    /* "data_array.pxi":133
+    /* "cdec/sa/data_array.pxi":133
  *             word_len = len(word) + 1
  *             fwrite(&(word_len), sizeof(int), 1, f)
  *             fwrite(<char *>word, sizeof(char), word_len, f)             # <<<<<<<<<<<<<<
@@ -10988,7 +11026,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
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     fwrite(((char *)__pyx_t_6), (sizeof(char)), __pyx_v_word_len, __pyx_v_f);
 
-    /* "data_array.pxi":130
+    /* "cdec/sa/data_array.pxi":130
  *         num_words = len(self.id2word) - 2
  *         fwrite(&(num_words), sizeof(int), 1, f)
  *         for word in self.id2word[2:]:             # <<<<<<<<<<<<<<
@@ -10998,7 +11036,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
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-  /* "data_array.pxi":121
+  /* "cdec/sa/data_array.pxi":121
  *             self.use_sent_id = True
  * 
  *     cdef void write_handle(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -11017,7 +11055,7 @@ static void __pyx_f_4cdec_2sa_3_sa_9DataArray_write_handle(struct __pyx_obj_4cde
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-/* "data_array.pxi":135
+/* "cdec/sa/data_array.pxi":135
  *             fwrite(<char *>word, sizeof(char), word_len, f)
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -11057,7 +11095,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_24write_binary(struct __pyx_
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   __Pyx_RefNannySetupContext("write_binary", 0);
 
-  /* "data_array.pxi":137
+  /* "cdec/sa/data_array.pxi":137
  *     def write_binary(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "w")             # <<<<<<<<<<<<<<
@@ -11066,7 +11104,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_24write_binary(struct __pyx_
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_w);
 
-  /* "data_array.pxi":138
+  /* "cdec/sa/data_array.pxi":138
  *         cdef FILE* f
  *         f = fopen(filename, "w")
  *         self.write_handle(f)             # <<<<<<<<<<<<<<
@@ -11075,7 +11113,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_24write_binary(struct __pyx_
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-  /* "data_array.pxi":139
+  /* "cdec/sa/data_array.pxi":139
  *         f = fopen(filename, "w")
  *         self.write_handle(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -11084,7 +11122,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_24write_binary(struct __pyx_
  */
   fclose(__pyx_v_f);
 
-  /* "data_array.pxi":135
+  /* "cdec/sa/data_array.pxi":135
  *             fwrite(<char *>word, sizeof(char), word_len, f)
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -11099,7 +11137,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_24write_binary(struct __pyx_
   return __pyx_r;
 }
 
-/* "data_array.pxi":141
+/* "cdec/sa/data_array.pxi":141
  *         fclose(f)
  * 
  *     def write_enhanced_handle(self, f):             # <<<<<<<<<<<<<<
@@ -11138,7 +11176,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_enhanced_handle", 0);
 
-  /* "data_array.pxi":142
+  /* "cdec/sa/data_array.pxi":142
  * 
  *     def write_enhanced_handle(self, f):
  *         for i in self.data:             # <<<<<<<<<<<<<<
@@ -11185,7 +11223,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
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     __pyx_t_4 = 0;
 
-    /* "data_array.pxi":143
+    /* "cdec/sa/data_array.pxi":143
  *     def write_enhanced_handle(self, f):
  *         for i in self.data:
  *             f.write("%d " %i)             # <<<<<<<<<<<<<<
@@ -11224,7 +11262,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
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-    /* "data_array.pxi":142
+    /* "cdec/sa/data_array.pxi":142
  * 
  *     def write_enhanced_handle(self, f):
  *         for i in self.data:             # <<<<<<<<<<<<<<
@@ -11234,7 +11272,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "data_array.pxi":144
+  /* "cdec/sa/data_array.pxi":144
  *         for i in self.data:
  *             f.write("%d " %i)
  *         f.write("\n")             # <<<<<<<<<<<<<<
@@ -11248,7 +11286,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-  /* "data_array.pxi":145
+  /* "cdec/sa/data_array.pxi":145
  *             f.write("%d " %i)
  *         f.write("\n")
  *         for i in self.sent_index:             # <<<<<<<<<<<<<<
@@ -11295,7 +11333,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
     __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_1);
     __pyx_t_1 = 0;
 
-    /* "data_array.pxi":146
+    /* "cdec/sa/data_array.pxi":146
  *         f.write("\n")
  *         for i in self.sent_index:
  *             f.write("%d " %i)             # <<<<<<<<<<<<<<
@@ -11334,7 +11372,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-    /* "data_array.pxi":145
+    /* "cdec/sa/data_array.pxi":145
  *             f.write("%d " %i)
  *         f.write("\n")
  *         for i in self.sent_index:             # <<<<<<<<<<<<<<
@@ -11344,7 +11382,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
   }
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-  /* "data_array.pxi":147
+  /* "cdec/sa/data_array.pxi":147
  *         for i in self.sent_index:
  *             f.write("%d " %i)
  *         f.write("\n")             # <<<<<<<<<<<<<<
@@ -11358,7 +11396,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "data_array.pxi":148
+  /* "cdec/sa/data_array.pxi":148
  *             f.write("%d " %i)
  *         f.write("\n")
  *         for i in self.sent_id:             # <<<<<<<<<<<<<<
@@ -11405,7 +11443,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
     __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "data_array.pxi":149
+    /* "cdec/sa/data_array.pxi":149
  *         f.write("\n")
  *         for i in self.sent_id:
  *             f.write("%d " %i)             # <<<<<<<<<<<<<<
@@ -11444,7 +11482,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
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     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-    /* "data_array.pxi":148
+    /* "cdec/sa/data_array.pxi":148
  *             f.write("%d " %i)
  *         f.write("\n")
  *         for i in self.sent_id:             # <<<<<<<<<<<<<<
@@ -11454,7 +11492,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "data_array.pxi":150
+  /* "cdec/sa/data_array.pxi":150
  *         for i in self.sent_id:
  *             f.write("%d " %i)
  *         f.write("\n")             # <<<<<<<<<<<<<<
@@ -11468,7 +11506,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
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   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-  /* "data_array.pxi":151
+  /* "cdec/sa/data_array.pxi":151
  *             f.write("%d " %i)
  *         f.write("\n")
  *         for word in self.id2word:             # <<<<<<<<<<<<<<
@@ -11515,7 +11553,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
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     __pyx_t_1 = 0;
 
-    /* "data_array.pxi":152
+    /* "cdec/sa/data_array.pxi":152
  *         f.write("\n")
  *         for word in self.id2word:
  *             f.write("%s %d " % (word, self.word2id[word]))             # <<<<<<<<<<<<<<
@@ -11565,7 +11603,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-    /* "data_array.pxi":151
+    /* "cdec/sa/data_array.pxi":151
  *             f.write("%d " %i)
  *         f.write("\n")
  *         for word in self.id2word:             # <<<<<<<<<<<<<<
@@ -11575,7 +11613,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
   }
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-  /* "data_array.pxi":153
+  /* "cdec/sa/data_array.pxi":153
  *         for word in self.id2word:
  *             f.write("%s %d " % (word, self.word2id[word]))
  *         f.write("\n")             # <<<<<<<<<<<<<<
@@ -11589,7 +11627,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
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   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "data_array.pxi":141
+  /* "cdec/sa/data_array.pxi":141
  *         fclose(f)
  * 
  *     def write_enhanced_handle(self, f):             # <<<<<<<<<<<<<<
@@ -11617,7 +11655,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_26write_enhanced_handle(stru
   return __pyx_r;
 }
 
-/* "data_array.pxi":155
+/* "cdec/sa/data_array.pxi":155
  *         f.write("\n")
  * 
  *     def write_enhanced(self, char* filename):             # <<<<<<<<<<<<<<
@@ -11672,7 +11710,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_28write_enhanced(struct __py
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_enhanced", 0);
 
-  /* "data_array.pxi":156
+  /* "cdec/sa/data_array.pxi":156
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -11727,7 +11765,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_28write_enhanced(struct __py
           __pyx_v_f = __pyx_t_4;
           __pyx_t_4 = 0;
 
-          /* "data_array.pxi":157
+          /* "cdec/sa/data_array.pxi":157
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:
  *             self.write_enhanced_handle(self, f)             # <<<<<<<<<<<<<<
@@ -11773,7 +11811,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_28write_enhanced(struct __py
         __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-        /* "data_array.pxi":156
+        /* "cdec/sa/data_array.pxi":156
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -11843,7 +11881,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_28write_enhanced(struct __py
     __pyx_L18:;
   }
 
-  /* "data_array.pxi":155
+  /* "cdec/sa/data_array.pxi":155
  *         f.write("\n")
  * 
  *     def write_enhanced(self, char* filename):             # <<<<<<<<<<<<<<
@@ -11868,7 +11906,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9DataArray_28write_enhanced(struct __py
   return __pyx_r;
 }
 
-/* "data_array.pxi":10
+/* "cdec/sa/data_array.pxi":10
  * 
  * cdef class DataArray:
  *     cdef public word2id             # <<<<<<<<<<<<<<
@@ -11963,7 +12001,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray_7word2id_4__del__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "data_array.pxi":11
+/* "cdec/sa/data_array.pxi":11
  * cdef class DataArray:
  *     cdef public word2id
  *     cdef public id2word             # <<<<<<<<<<<<<<
@@ -12058,7 +12096,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray_7id2word_4__del__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "data_array.pxi":12
+/* "cdec/sa/data_array.pxi":12
  *     cdef public word2id
  *     cdef public id2word
  *     cdef public IntList data             # <<<<<<<<<<<<<<
@@ -12166,7 +12204,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray_4data_4__del__(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "data_array.pxi":13
+/* "cdec/sa/data_array.pxi":13
  *     cdef public id2word
  *     cdef public IntList data
  *     cdef public IntList sent_id             # <<<<<<<<<<<<<<
@@ -12274,7 +12312,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9DataArray_7sent_id_4__del__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "data_array.pxi":14
+/* "cdec/sa/data_array.pxi":14
  *     cdef public IntList data
  *     cdef public IntList sent_id
  *     cdef public IntList sent_index             # <<<<<<<<<<<<<<
@@ -12387,7 +12425,7 @@ static int __pyx_f_4cdec_2sa_3_sa_9Alignment_link(CYTHON_UNUSED struct __pyx_obj
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("link", 0);
 
-  /* "alignment.pxi":16
+  /* "cdec/sa/alignment.pxi":16
  *     cdef int link(self, int i, int j):
  *         """Integerizes an alignment link pair"""
  *         return i * ALIGNMENT_CODE + j             # <<<<<<<<<<<<<<
@@ -12397,7 +12435,7 @@ static int __pyx_f_4cdec_2sa_3_sa_9Alignment_link(CYTHON_UNUSED struct __pyx_obj
   __pyx_r = ((__pyx_v_i * __pyx_v_4cdec_2sa_3_sa_ALIGNMENT_CODE) + __pyx_v_j);
   goto __pyx_L0;
 
-  /* "alignment.pxi":14
+  /* "cdec/sa/alignment.pxi":14
  *     cdef IntList sent_index
  * 
  *     cdef int link(self, int i, int j):             # <<<<<<<<<<<<<<
@@ -12411,7 +12449,7 @@ static int __pyx_f_4cdec_2sa_3_sa_9Alignment_link(CYTHON_UNUSED struct __pyx_obj
   return __pyx_r;
 }
 
-/* "alignment.pxi":18
+/* "cdec/sa/alignment.pxi":18
  *         return i * ALIGNMENT_CODE + j
  * 
  *     def unlink(self, link):             # <<<<<<<<<<<<<<
@@ -12444,7 +12482,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_unlink(CYTHON_UNUSED struct
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("unlink", 0);
 
-  /* "alignment.pxi":20
+  /* "cdec/sa/alignment.pxi":20
  *     def unlink(self, link):
  *         """De-integerizes an alignment link pair"""
  *         return (link / ALIGNMENT_CODE, link % ALIGNMENT_CODE)             # <<<<<<<<<<<<<<
@@ -12474,7 +12512,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_unlink(CYTHON_UNUSED struct
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "alignment.pxi":18
+  /* "cdec/sa/alignment.pxi":18
  *         return i * ALIGNMENT_CODE + j
  * 
  *     def unlink(self, link):             # <<<<<<<<<<<<<<
@@ -12495,7 +12533,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_unlink(CYTHON_UNUSED struct
   return __pyx_r;
 }
 
-/* "alignment.pxi":22
+/* "cdec/sa/alignment.pxi":22
  *         return (link / ALIGNMENT_CODE, link % ALIGNMENT_CODE)
  * 
  *     cdef _unlink(self, int link, int* f, int* e):             # <<<<<<<<<<<<<<
@@ -12511,7 +12549,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_9Alignment__unlink(CYTHON_UNUSED struct
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("_unlink", 0);
 
-  /* "alignment.pxi":23
+  /* "cdec/sa/alignment.pxi":23
  * 
  *     cdef _unlink(self, int link, int* f, int* e):
  *         f[0] = link / ALIGNMENT_CODE             # <<<<<<<<<<<<<<
@@ -12540,7 +12578,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_9Alignment__unlink(CYTHON_UNUSED struct
   }
   (__pyx_v_f[0]) = __Pyx_div_int(__pyx_v_link, __pyx_v_4cdec_2sa_3_sa_ALIGNMENT_CODE);
 
-  /* "alignment.pxi":24
+  /* "cdec/sa/alignment.pxi":24
  *     cdef _unlink(self, int link, int* f, int* e):
  *         f[0] = link / ALIGNMENT_CODE
  *         e[0] = link % ALIGNMENT_CODE             # <<<<<<<<<<<<<<
@@ -12559,7 +12597,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_9Alignment__unlink(CYTHON_UNUSED struct
   }
   (__pyx_v_e[0]) = __Pyx_mod_int(__pyx_v_link, __pyx_v_4cdec_2sa_3_sa_ALIGNMENT_CODE);
 
-  /* "alignment.pxi":22
+  /* "cdec/sa/alignment.pxi":22
  *         return (link / ALIGNMENT_CODE, link % ALIGNMENT_CODE)
  * 
  *     cdef _unlink(self, int link, int* f, int* e):             # <<<<<<<<<<<<<<
@@ -12579,7 +12617,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_9Alignment__unlink(CYTHON_UNUSED struct
   return __pyx_r;
 }
 
-/* "alignment.pxi":26
+/* "cdec/sa/alignment.pxi":26
  *         e[0] = link % ALIGNMENT_CODE
  * 
  *     def get_sent_links(self, int sent_id):             # <<<<<<<<<<<<<<
@@ -12625,7 +12663,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_2get_sent_links(struct __pyx
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_sent_links", 0);
 
-  /* "alignment.pxi":30
+  /* "cdec/sa/alignment.pxi":30
  *         cdef int* arr
  *         cdef int arr_len
  *         sent_links = IntList()             # <<<<<<<<<<<<<<
@@ -12637,7 +12675,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_2get_sent_links(struct __pyx
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   __pyx_t_1 = 0;
 
-  /* "alignment.pxi":31
+  /* "cdec/sa/alignment.pxi":31
  *         cdef int arr_len
  *         sent_links = IntList()
  *         arr = self._get_sent_links(sent_id, &arr_len)             # <<<<<<<<<<<<<<
@@ -12646,7 +12684,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_2get_sent_links(struct __pyx
  */
   __pyx_v_arr = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alignment *)__pyx_v_self->__pyx_vtab)->_get_sent_links(__pyx_v_self, __pyx_v_sent_id, (&__pyx_v_arr_len));
 
-  /* "alignment.pxi":32
+  /* "cdec/sa/alignment.pxi":32
  *         sent_links = IntList()
  *         arr = self._get_sent_links(sent_id, &arr_len)
  *         sent_links._extend_arr(arr, arr_len*2)             # <<<<<<<<<<<<<<
@@ -12655,7 +12693,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_2get_sent_links(struct __pyx
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_sent_links->__pyx_vtab)->_extend_arr(__pyx_v_sent_links, __pyx_v_arr, (__pyx_v_arr_len * 2));
 
-  /* "alignment.pxi":33
+  /* "cdec/sa/alignment.pxi":33
  *         arr = self._get_sent_links(sent_id, &arr_len)
  *         sent_links._extend_arr(arr, arr_len*2)
  *         free(arr)             # <<<<<<<<<<<<<<
@@ -12664,7 +12702,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_2get_sent_links(struct __pyx
  */
   free(__pyx_v_arr);
 
-  /* "alignment.pxi":34
+  /* "cdec/sa/alignment.pxi":34
  *         sent_links._extend_arr(arr, arr_len*2)
  *         free(arr)
  *         return sent_links             # <<<<<<<<<<<<<<
@@ -12676,7 +12714,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_2get_sent_links(struct __pyx
   __pyx_r = ((PyObject *)__pyx_v_sent_links);
   goto __pyx_L0;
 
-  /* "alignment.pxi":26
+  /* "cdec/sa/alignment.pxi":26
  *         e[0] = link % ALIGNMENT_CODE
  * 
  *     def get_sent_links(self, int sent_id):             # <<<<<<<<<<<<<<
@@ -12696,7 +12734,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_2get_sent_links(struct __pyx
   return __pyx_r;
 }
 
-/* "alignment.pxi":36
+/* "cdec/sa/alignment.pxi":36
  *         return sent_links
  * 
  *     cdef int* _get_sent_links(self, int sent_id, int* num_links):             # <<<<<<<<<<<<<<
@@ -12718,7 +12756,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_9Alignment__get_sent_links(struct __pyx_obj_4
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("_get_sent_links", 0);
 
-  /* "alignment.pxi":39
+  /* "cdec/sa/alignment.pxi":39
  *         cdef int* sent_links
  *         cdef int i, start, end
  *         start = self.sent_index.arr[sent_id]             # <<<<<<<<<<<<<<
@@ -12727,7 +12765,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_9Alignment__get_sent_links(struct __pyx_obj_4
  */
   __pyx_v_start = (__pyx_v_self->sent_index->arr[__pyx_v_sent_id]);
 
-  /* "alignment.pxi":40
+  /* "cdec/sa/alignment.pxi":40
  *         cdef int i, start, end
  *         start = self.sent_index.arr[sent_id]
  *         end = self.sent_index.arr[sent_id+1]             # <<<<<<<<<<<<<<
@@ -12736,7 +12774,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_9Alignment__get_sent_links(struct __pyx_obj_4
  */
   __pyx_v_end = (__pyx_v_self->sent_index->arr[(__pyx_v_sent_id + 1)]);
 
-  /* "alignment.pxi":41
+  /* "cdec/sa/alignment.pxi":41
  *         start = self.sent_index.arr[sent_id]
  *         end = self.sent_index.arr[sent_id+1]
  *         num_links[0] = end - start             # <<<<<<<<<<<<<<
@@ -12745,7 +12783,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_9Alignment__get_sent_links(struct __pyx_obj_4
  */
   (__pyx_v_num_links[0]) = (__pyx_v_end - __pyx_v_start);
 
-  /* "alignment.pxi":42
+  /* "cdec/sa/alignment.pxi":42
  *         end = self.sent_index.arr[sent_id+1]
  *         num_links[0] = end - start
  *         sent_links = <int*> malloc(2*num_links[0]*sizeof(int))             # <<<<<<<<<<<<<<
@@ -12754,7 +12792,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_9Alignment__get_sent_links(struct __pyx_obj_4
  */
   __pyx_v_sent_links = ((int *)malloc(((2 * (__pyx_v_num_links[0])) * (sizeof(int)))));
 
-  /* "alignment.pxi":43
+  /* "cdec/sa/alignment.pxi":43
  *         num_links[0] = end - start
  *         sent_links = <int*> malloc(2*num_links[0]*sizeof(int))
  *         for i from 0 <= i < num_links[0]:             # <<<<<<<<<<<<<<
@@ -12764,7 +12802,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_9Alignment__get_sent_links(struct __pyx_obj_4
   __pyx_t_1 = (__pyx_v_num_links[0]);
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "alignment.pxi":44
+    /* "cdec/sa/alignment.pxi":44
  *         sent_links = <int*> malloc(2*num_links[0]*sizeof(int))
  *         for i from 0 <= i < num_links[0]:
  *             self._unlink(self.links.arr[start + i], sent_links + (2*i), sent_links + (2*i) + 1)             # <<<<<<<<<<<<<<
@@ -12776,7 +12814,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_9Alignment__get_sent_links(struct __pyx_obj_4
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   }
 
-  /* "alignment.pxi":45
+  /* "cdec/sa/alignment.pxi":45
  *         for i from 0 <= i < num_links[0]:
  *             self._unlink(self.links.arr[start + i], sent_links + (2*i), sent_links + (2*i) + 1)
  *         return sent_links             # <<<<<<<<<<<<<<
@@ -12786,7 +12824,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_9Alignment__get_sent_links(struct __pyx_obj_4
   __pyx_r = __pyx_v_sent_links;
   goto __pyx_L0;
 
-  /* "alignment.pxi":36
+  /* "cdec/sa/alignment.pxi":36
  *         return sent_links
  * 
  *     cdef int* _get_sent_links(self, int sent_id, int* num_links):             # <<<<<<<<<<<<<<
@@ -12804,7 +12842,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_9Alignment__get_sent_links(struct __pyx_obj_4
   return __pyx_r;
 }
 
-/* "alignment.pxi":47
+/* "cdec/sa/alignment.pxi":47
  *         return sent_links
  * 
  *     def __cinit__(self, from_binary=None, from_text=None):             # <<<<<<<<<<<<<<
@@ -12892,7 +12930,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9Alignment_4__cinit__(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "alignment.pxi":48
+  /* "cdec/sa/alignment.pxi":48
  * 
  *     def __cinit__(self, from_binary=None, from_text=None):
  *         self.links = IntList(1000,1000)             # <<<<<<<<<<<<<<
@@ -12907,7 +12945,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9Alignment_4__cinit__(struct __pyx_obj_4cdec_
   __pyx_v_self->links = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "alignment.pxi":49
+  /* "cdec/sa/alignment.pxi":49
  *     def __cinit__(self, from_binary=None, from_text=None):
  *         self.links = IntList(1000,1000)
  *         self.sent_index = IntList(1000,1000)             # <<<<<<<<<<<<<<
@@ -12922,7 +12960,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9Alignment_4__cinit__(struct __pyx_obj_4cdec_
   __pyx_v_self->sent_index = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "alignment.pxi":50
+  /* "cdec/sa/alignment.pxi":50
  *         self.links = IntList(1000,1000)
  *         self.sent_index = IntList(1000,1000)
  *         if from_binary:             # <<<<<<<<<<<<<<
@@ -12932,7 +12970,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9Alignment_4__cinit__(struct __pyx_obj_4cdec_
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_from_binary); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 50; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "alignment.pxi":51
+    /* "cdec/sa/alignment.pxi":51
  *         self.sent_index = IntList(1000,1000)
  *         if from_binary:
  *             self.read_binary(from_binary)             # <<<<<<<<<<<<<<
@@ -12970,7 +13008,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9Alignment_4__cinit__(struct __pyx_obj_4cdec_
     goto __pyx_L3;
   }
 
-  /* "alignment.pxi":52
+  /* "cdec/sa/alignment.pxi":52
  *         if from_binary:
  *             self.read_binary(from_binary)
  *         elif from_text:             # <<<<<<<<<<<<<<
@@ -12980,7 +13018,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9Alignment_4__cinit__(struct __pyx_obj_4cdec_
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_from_text); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 52; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "alignment.pxi":53
+    /* "cdec/sa/alignment.pxi":53
  *             self.read_binary(from_binary)
  *         elif from_text:
  *             self.read_text(from_text)             # <<<<<<<<<<<<<<
@@ -13019,7 +13057,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9Alignment_4__cinit__(struct __pyx_obj_4cdec_
   }
   __pyx_L3:;
 
-  /* "alignment.pxi":47
+  /* "cdec/sa/alignment.pxi":47
  *         return sent_links
  * 
  *     def __cinit__(self, from_binary=None, from_text=None):             # <<<<<<<<<<<<<<
@@ -13042,7 +13080,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9Alignment_4__cinit__(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "alignment.pxi":55
+/* "cdec/sa/alignment.pxi":55
  *             self.read_text(from_text)
  * 
  *     def read_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -13111,7 +13149,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("read_text", 0);
 
-  /* "alignment.pxi":56
+  /* "cdec/sa/alignment.pxi":56
  * 
  *     def read_text(self, char* filename):
  *         with gzip_or_text(filename) as f:             # <<<<<<<<<<<<<<
@@ -13184,7 +13222,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
           __pyx_v_f = __pyx_t_5;
           __pyx_t_5 = 0;
 
-          /* "alignment.pxi":57
+          /* "cdec/sa/alignment.pxi":57
  *     def read_text(self, char* filename):
  *         with gzip_or_text(filename) as f:
  *             for line in f:             # <<<<<<<<<<<<<<
@@ -13231,7 +13269,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
             __Pyx_XDECREF_SET(__pyx_v_line, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "alignment.pxi":58
+            /* "cdec/sa/alignment.pxi":58
  *         with gzip_or_text(filename) as f:
  *             for line in f:
  *                 self.sent_index.append(len(self.links))             # <<<<<<<<<<<<<<
@@ -13247,7 +13285,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
             __pyx_t_13 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->sent_index), __pyx_t_1); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 58; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
             __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-            /* "alignment.pxi":59
+            /* "cdec/sa/alignment.pxi":59
  *             for line in f:
  *                 self.sent_index.append(len(self.links))
  *                 pairs = line.split()             # <<<<<<<<<<<<<<
@@ -13277,7 +13315,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
             __Pyx_XDECREF_SET(__pyx_v_pairs, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "alignment.pxi":60
+            /* "cdec/sa/alignment.pxi":60
  *                 self.sent_index.append(len(self.links))
  *                 pairs = line.split()
  *                 for pair in pairs:             # <<<<<<<<<<<<<<
@@ -13324,7 +13362,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
               __Pyx_XDECREF_SET(__pyx_v_pair, __pyx_t_2);
               __pyx_t_2 = 0;
 
-              /* "alignment.pxi":61
+              /* "cdec/sa/alignment.pxi":61
  *                 pairs = line.split()
  *                 for pair in pairs:
  *                     (i, j) = map(int, pair.split('-'))             # <<<<<<<<<<<<<<
@@ -13402,7 +13440,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
               __Pyx_XDECREF_SET(__pyx_v_j, __pyx_t_4);
               __pyx_t_4 = 0;
 
-              /* "alignment.pxi":62
+              /* "cdec/sa/alignment.pxi":62
  *                 for pair in pairs:
  *                     (i, j) = map(int, pair.split('-'))
  *                     self.links.append(self.link(i, j))             # <<<<<<<<<<<<<<
@@ -13416,7 +13454,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
               __pyx_t_13 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->links), __pyx_t_3); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 62; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
               __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-              /* "alignment.pxi":60
+              /* "cdec/sa/alignment.pxi":60
  *                 self.sent_index.append(len(self.links))
  *                 pairs = line.split()
  *                 for pair in pairs:             # <<<<<<<<<<<<<<
@@ -13426,7 +13464,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
             }
             __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-            /* "alignment.pxi":57
+            /* "cdec/sa/alignment.pxi":57
  *     def read_text(self, char* filename):
  *         with gzip_or_text(filename) as f:
  *             for line in f:             # <<<<<<<<<<<<<<
@@ -13436,7 +13474,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
           }
           __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-          /* "alignment.pxi":63
+          /* "cdec/sa/alignment.pxi":63
  *                     (i, j) = map(int, pair.split('-'))
  *                     self.links.append(self.link(i, j))
  *             self.sent_index.append(len(self.links))             # <<<<<<<<<<<<<<
@@ -13464,7 +13502,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
         __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_XDECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-        /* "alignment.pxi":56
+        /* "cdec/sa/alignment.pxi":56
  * 
  *     def read_text(self, char* filename):
  *         with gzip_or_text(filename) as f:             # <<<<<<<<<<<<<<
@@ -13535,7 +13573,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
     __pyx_L24:;
   }
 
-  /* "alignment.pxi":55
+  /* "cdec/sa/alignment.pxi":55
  *             self.read_text(from_text)
  * 
  *     def read_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -13567,7 +13605,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_6read_text(struct __pyx_obj_
   return __pyx_r;
 }
 
-/* "alignment.pxi":65
+/* "cdec/sa/alignment.pxi":65
  *             self.sent_index.append(len(self.links))
  * 
  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -13607,7 +13645,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_8read_binary(struct __pyx_ob
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("read_binary", 0);
 
-  /* "alignment.pxi":67
+  /* "cdec/sa/alignment.pxi":67
  *     def read_binary(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "r")             # <<<<<<<<<<<<<<
@@ -13616,7 +13654,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_8read_binary(struct __pyx_ob
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_r);
 
-  /* "alignment.pxi":68
+  /* "cdec/sa/alignment.pxi":68
  *         cdef FILE* f
  *         f = fopen(filename, "r")
  *         self.links.read_handle(f)             # <<<<<<<<<<<<<<
@@ -13625,7 +13663,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_8read_binary(struct __pyx_ob
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->links->__pyx_vtab)->read_handle(__pyx_v_self->links, __pyx_v_f);
 
-  /* "alignment.pxi":69
+  /* "cdec/sa/alignment.pxi":69
  *         f = fopen(filename, "r")
  *         self.links.read_handle(f)
  *         self.sent_index.read_handle(f)             # <<<<<<<<<<<<<<
@@ -13634,7 +13672,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_8read_binary(struct __pyx_ob
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->sent_index->__pyx_vtab)->read_handle(__pyx_v_self->sent_index, __pyx_v_f);
 
-  /* "alignment.pxi":70
+  /* "cdec/sa/alignment.pxi":70
  *         self.links.read_handle(f)
  *         self.sent_index.read_handle(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -13643,7 +13681,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_8read_binary(struct __pyx_ob
  */
   fclose(__pyx_v_f);
 
-  /* "alignment.pxi":65
+  /* "cdec/sa/alignment.pxi":65
  *             self.sent_index.append(len(self.links))
  * 
  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -13658,7 +13696,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_8read_binary(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "alignment.pxi":72
+/* "cdec/sa/alignment.pxi":72
  *         fclose(f)
  * 
  *     def write_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -13721,7 +13759,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_text", 0);
 
-  /* "alignment.pxi":73
+  /* "cdec/sa/alignment.pxi":73
  * 
  *     def write_text(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -13777,7 +13815,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
           __pyx_v_f = __pyx_t_4;
           __pyx_t_4 = 0;
 
-          /* "alignment.pxi":74
+          /* "cdec/sa/alignment.pxi":74
  *     def write_text(self, char* filename):
  *         with open(filename, "w") as f:
  *             sent_num = 0             # <<<<<<<<<<<<<<
@@ -13787,7 +13825,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
           __Pyx_INCREF(__pyx_int_0);
           __pyx_v_sent_num = __pyx_int_0;
 
-          /* "alignment.pxi":75
+          /* "cdec/sa/alignment.pxi":75
  *         with open(filename, "w") as f:
  *             sent_num = 0
  *             for i, link in enumerate(self.links):             # <<<<<<<<<<<<<<
@@ -13843,7 +13881,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
             __pyx_t_4 = __pyx_t_2;
             __pyx_t_2 = 0;
 
-            /* "alignment.pxi":76
+            /* "cdec/sa/alignment.pxi":76
  *             sent_num = 0
  *             for i, link in enumerate(self.links):
  *                 while i >= self.sent_index[sent_num]:             # <<<<<<<<<<<<<<
@@ -13859,7 +13897,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
               __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
               if (!__pyx_t_11) break;
 
-              /* "alignment.pxi":77
+              /* "cdec/sa/alignment.pxi":77
  *             for i, link in enumerate(self.links):
  *                 while i >= self.sent_index[sent_num]:
  *                     f.write("\n")             # <<<<<<<<<<<<<<
@@ -13873,7 +13911,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
               __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
               __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-              /* "alignment.pxi":78
+              /* "cdec/sa/alignment.pxi":78
  *                 while i >= self.sent_index[sent_num]:
  *                     f.write("\n")
  *                     sent_num = sent_num + 1             # <<<<<<<<<<<<<<
@@ -13886,7 +13924,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
               __pyx_t_2 = 0;
             }
 
-            /* "alignment.pxi":79
+            /* "cdec/sa/alignment.pxi":79
  *                     f.write("\n")
  *                     sent_num = sent_num + 1
  *                 f.write("%d-%d " % self.unlink(link))             # <<<<<<<<<<<<<<
@@ -13953,7 +13991,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
             __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
             __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-            /* "alignment.pxi":75
+            /* "cdec/sa/alignment.pxi":75
  *         with open(filename, "w") as f:
  *             sent_num = 0
  *             for i, link in enumerate(self.links):             # <<<<<<<<<<<<<<
@@ -13964,7 +14002,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-          /* "alignment.pxi":80
+          /* "cdec/sa/alignment.pxi":80
  *                     sent_num = sent_num + 1
  *                 f.write("%d-%d " % self.unlink(link))
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -13992,7 +14030,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
         __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
         __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-        /* "alignment.pxi":73
+        /* "cdec/sa/alignment.pxi":73
  * 
  *     def write_text(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -14063,7 +14101,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
     __pyx_L22:;
   }
 
-  /* "alignment.pxi":72
+  /* "cdec/sa/alignment.pxi":72
  *         fclose(f)
  * 
  *     def write_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -14095,7 +14133,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_10write_text(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "alignment.pxi":82
+/* "cdec/sa/alignment.pxi":82
  *             f.write("\n")
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -14135,7 +14173,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_12write_binary(struct __pyx_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("write_binary", 0);
 
-  /* "alignment.pxi":84
+  /* "cdec/sa/alignment.pxi":84
  *     def write_binary(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "w")             # <<<<<<<<<<<<<<
@@ -14144,7 +14182,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_12write_binary(struct __pyx_
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_w);
 
-  /* "alignment.pxi":85
+  /* "cdec/sa/alignment.pxi":85
  *         cdef FILE* f
  *         f = fopen(filename, "w")
  *         self.links.write_handle(f)             # <<<<<<<<<<<<<<
@@ -14153,7 +14191,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_12write_binary(struct __pyx_
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->links->__pyx_vtab)->write_handle(__pyx_v_self->links, __pyx_v_f);
 
-  /* "alignment.pxi":86
+  /* "cdec/sa/alignment.pxi":86
  *         f = fopen(filename, "w")
  *         self.links.write_handle(f)
  *         self.sent_index.write_handle(f)             # <<<<<<<<<<<<<<
@@ -14162,7 +14200,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_12write_binary(struct __pyx_
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->sent_index->__pyx_vtab)->write_handle(__pyx_v_self->sent_index, __pyx_v_f);
 
-  /* "alignment.pxi":87
+  /* "cdec/sa/alignment.pxi":87
  *         self.links.write_handle(f)
  *         self.sent_index.write_handle(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -14171,7 +14209,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_12write_binary(struct __pyx_
  */
   fclose(__pyx_v_f);
 
-  /* "alignment.pxi":82
+  /* "cdec/sa/alignment.pxi":82
  *             f.write("\n")
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -14186,7 +14224,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_12write_binary(struct __pyx_
   return __pyx_r;
 }
 
-/* "alignment.pxi":89
+/* "cdec/sa/alignment.pxi":89
  *         fclose(f)
  * 
  *     def write_enhanced(self, char* filename):             # <<<<<<<<<<<<<<
@@ -14246,7 +14284,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_enhanced", 0);
 
-  /* "alignment.pxi":90
+  /* "cdec/sa/alignment.pxi":90
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -14302,7 +14340,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
           __pyx_v_f = __pyx_t_4;
           __pyx_t_4 = 0;
 
-          /* "alignment.pxi":91
+          /* "cdec/sa/alignment.pxi":91
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:
  *             for link in self.links:             # <<<<<<<<<<<<<<
@@ -14349,7 +14387,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
             __Pyx_XDECREF_SET(__pyx_v_link, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "alignment.pxi":92
+            /* "cdec/sa/alignment.pxi":92
  *         with open(filename, "w") as f:
  *             for link in self.links:
  *                 f.write("%d " % link)             # <<<<<<<<<<<<<<
@@ -14388,7 +14426,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
             __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
             __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-            /* "alignment.pxi":91
+            /* "cdec/sa/alignment.pxi":91
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:
  *             for link in self.links:             # <<<<<<<<<<<<<<
@@ -14398,7 +14436,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
           }
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-          /* "alignment.pxi":93
+          /* "cdec/sa/alignment.pxi":93
  *             for link in self.links:
  *                 f.write("%d " % link)
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -14412,7 +14450,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-          /* "alignment.pxi":94
+          /* "cdec/sa/alignment.pxi":94
  *                 f.write("%d " % link)
  *             f.write("\n")
  *             for i in self.sent_index:             # <<<<<<<<<<<<<<
@@ -14459,7 +14497,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
             __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_4);
             __pyx_t_4 = 0;
 
-            /* "alignment.pxi":95
+            /* "cdec/sa/alignment.pxi":95
  *             f.write("\n")
  *             for i in self.sent_index:
  *                 f.write("%d " % i)             # <<<<<<<<<<<<<<
@@ -14498,7 +14536,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
             __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
             __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-            /* "alignment.pxi":94
+            /* "cdec/sa/alignment.pxi":94
  *                 f.write("%d " % link)
  *             f.write("\n")
  *             for i in self.sent_index:             # <<<<<<<<<<<<<<
@@ -14508,7 +14546,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
           }
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-          /* "alignment.pxi":96
+          /* "cdec/sa/alignment.pxi":96
  *             for i in self.sent_index:
  *                 f.write("%d " % i)
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -14534,7 +14572,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
         __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-        /* "alignment.pxi":90
+        /* "cdec/sa/alignment.pxi":90
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -14605,7 +14643,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
     __pyx_L22:;
   }
 
-  /* "alignment.pxi":89
+  /* "cdec/sa/alignment.pxi":89
  *         fclose(f)
  * 
  *     def write_enhanced(self, char* filename):             # <<<<<<<<<<<<<<
@@ -14634,7 +14672,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_14write_enhanced(struct __py
   return __pyx_r;
 }
 
-/* "alignment.pxi":98
+/* "cdec/sa/alignment.pxi":98
  *             f.write("\n")
  * 
  *     def alignment(self, i):             # <<<<<<<<<<<<<<
@@ -14676,7 +14714,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_16alignment(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("alignment", 0);
 
-  /* "alignment.pxi":101
+  /* "cdec/sa/alignment.pxi":101
  *         """Return all (e,f) pairs for sentence i"""
  *         cdef int j, start, end
  *         result = []             # <<<<<<<<<<<<<<
@@ -14688,7 +14726,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_16alignment(struct __pyx_obj
   __pyx_v_result = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "alignment.pxi":102
+  /* "cdec/sa/alignment.pxi":102
  *         cdef int j, start, end
  *         result = []
  *         start = self.sent_index.arr[i]             # <<<<<<<<<<<<<<
@@ -14698,7 +14736,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_16alignment(struct __pyx_obj
   __pyx_t_2 = __Pyx_PyIndex_AsSsize_t(__pyx_v_i); if (unlikely((__pyx_t_2 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 102; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_start = (__pyx_v_self->sent_index->arr[__pyx_t_2]);
 
-  /* "alignment.pxi":103
+  /* "cdec/sa/alignment.pxi":103
  *         result = []
  *         start = self.sent_index.arr[i]
  *         end = self.sent_index.arr[i+1]             # <<<<<<<<<<<<<<
@@ -14711,7 +14749,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_16alignment(struct __pyx_obj
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_end = (__pyx_v_self->sent_index->arr[__pyx_t_2]);
 
-  /* "alignment.pxi":104
+  /* "cdec/sa/alignment.pxi":104
  *         start = self.sent_index.arr[i]
  *         end = self.sent_index.arr[i+1]
  *         for j from start <= j < end:             # <<<<<<<<<<<<<<
@@ -14721,7 +14759,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_16alignment(struct __pyx_obj
   __pyx_t_3 = __pyx_v_end;
   for (__pyx_v_j = __pyx_v_start; __pyx_v_j < __pyx_t_3; __pyx_v_j++) {
 
-    /* "alignment.pxi":105
+    /* "cdec/sa/alignment.pxi":105
  *         end = self.sent_index.arr[i+1]
  *         for j from start <= j < end:
  *             result.append(self.unlink(self.links.arr[j]))             # <<<<<<<<<<<<<<
@@ -14761,7 +14799,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_16alignment(struct __pyx_obj
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   }
 
-  /* "alignment.pxi":106
+  /* "cdec/sa/alignment.pxi":106
  *         for j from start <= j < end:
  *             result.append(self.unlink(self.links.arr[j]))
  *         return result             # <<<<<<<<<<<<<<
@@ -14771,7 +14809,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_16alignment(struct __pyx_obj
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
 
-  /* "alignment.pxi":98
+  /* "cdec/sa/alignment.pxi":98
  *             f.write("\n")
  * 
  *     def alignment(self, i):             # <<<<<<<<<<<<<<
@@ -14795,7 +14833,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_9Alignment_16alignment(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "bilex.pxi":15
+/* "cdec/sa/bilex.pxi":15
  *     int val
  * 
  * cdef _node* new_node(int key):             # <<<<<<<<<<<<<<
@@ -14809,7 +14847,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__node *__pyx_f_4cdec_2sa_3_sa_new_node(int
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("new_node", 0);
 
-  /* "bilex.pxi":17
+  /* "cdec/sa/bilex.pxi":17
  * cdef _node* new_node(int key):
  *     cdef _node* n
  *     n = <_node*> malloc(sizeof(_node))             # <<<<<<<<<<<<<<
@@ -14818,7 +14856,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__node *__pyx_f_4cdec_2sa_3_sa_new_node(int
  */
   __pyx_v_n = ((struct __pyx_t_4cdec_2sa_3_sa__node *)malloc((sizeof(struct __pyx_t_4cdec_2sa_3_sa__node))));
 
-  /* "bilex.pxi":18
+  /* "cdec/sa/bilex.pxi":18
  *     cdef _node* n
  *     n = <_node*> malloc(sizeof(_node))
  *     n.smaller = NULL             # <<<<<<<<<<<<<<
@@ -14827,7 +14865,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__node *__pyx_f_4cdec_2sa_3_sa_new_node(int
  */
   __pyx_v_n->smaller = NULL;
 
-  /* "bilex.pxi":19
+  /* "cdec/sa/bilex.pxi":19
  *     n = <_node*> malloc(sizeof(_node))
  *     n.smaller = NULL
  *     n.bigger = NULL             # <<<<<<<<<<<<<<
@@ -14836,7 +14874,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__node *__pyx_f_4cdec_2sa_3_sa_new_node(int
  */
   __pyx_v_n->bigger = NULL;
 
-  /* "bilex.pxi":20
+  /* "cdec/sa/bilex.pxi":20
  *     n.smaller = NULL
  *     n.bigger = NULL
  *     n.key = key             # <<<<<<<<<<<<<<
@@ -14845,7 +14883,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__node *__pyx_f_4cdec_2sa_3_sa_new_node(int
  */
   __pyx_v_n->key = __pyx_v_key;
 
-  /* "bilex.pxi":21
+  /* "cdec/sa/bilex.pxi":21
  *     n.bigger = NULL
  *     n.key = key
  *     n.val = 0             # <<<<<<<<<<<<<<
@@ -14854,7 +14892,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__node *__pyx_f_4cdec_2sa_3_sa_new_node(int
  */
   __pyx_v_n->val = 0;
 
-  /* "bilex.pxi":22
+  /* "cdec/sa/bilex.pxi":22
  *     n.key = key
  *     n.val = 0
  *     return n             # <<<<<<<<<<<<<<
@@ -14864,7 +14902,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__node *__pyx_f_4cdec_2sa_3_sa_new_node(int
   __pyx_r = __pyx_v_n;
   goto __pyx_L0;
 
-  /* "bilex.pxi":15
+  /* "cdec/sa/bilex.pxi":15
  *     int val
  * 
  * cdef _node* new_node(int key):             # <<<<<<<<<<<<<<
@@ -14878,7 +14916,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__node *__pyx_f_4cdec_2sa_3_sa_new_node(int
   return __pyx_r;
 }
 
-/* "bilex.pxi":25
+/* "cdec/sa/bilex.pxi":25
  * 
  * 
  * cdef del_node(_node* n):             # <<<<<<<<<<<<<<
@@ -14896,7 +14934,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_node(struct __pyx_t_4cdec_2sa_3_sa__
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("del_node", 0);
 
-  /* "bilex.pxi":26
+  /* "cdec/sa/bilex.pxi":26
  * 
  * cdef del_node(_node* n):
  *     if n.smaller != NULL:             # <<<<<<<<<<<<<<
@@ -14906,7 +14944,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_node(struct __pyx_t_4cdec_2sa_3_sa__
   __pyx_t_1 = ((__pyx_v_n->smaller != NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":27
+    /* "cdec/sa/bilex.pxi":27
  * cdef del_node(_node* n):
  *     if n.smaller != NULL:
  *         del_node(n.smaller)             # <<<<<<<<<<<<<<
@@ -14920,7 +14958,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_node(struct __pyx_t_4cdec_2sa_3_sa__
   }
   __pyx_L3:;
 
-  /* "bilex.pxi":28
+  /* "cdec/sa/bilex.pxi":28
  *     if n.smaller != NULL:
  *         del_node(n.smaller)
  *     if n.bigger != NULL:             # <<<<<<<<<<<<<<
@@ -14930,7 +14968,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_node(struct __pyx_t_4cdec_2sa_3_sa__
   __pyx_t_1 = ((__pyx_v_n->bigger != NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":29
+    /* "cdec/sa/bilex.pxi":29
  *         del_node(n.smaller)
  *     if n.bigger != NULL:
  *         del_node(n.bigger)             # <<<<<<<<<<<<<<
@@ -14944,7 +14982,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_node(struct __pyx_t_4cdec_2sa_3_sa__
   }
   __pyx_L4:;
 
-  /* "bilex.pxi":30
+  /* "cdec/sa/bilex.pxi":30
  *     if n.bigger != NULL:
  *         del_node(n.bigger)
  *     free(n)             # <<<<<<<<<<<<<<
@@ -14953,7 +14991,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_node(struct __pyx_t_4cdec_2sa_3_sa__
  */
   free(__pyx_v_n);
 
-  /* "bilex.pxi":25
+  /* "cdec/sa/bilex.pxi":25
  * 
  * 
  * cdef del_node(_node* n):             # <<<<<<<<<<<<<<
@@ -14974,7 +15012,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_node(struct __pyx_t_4cdec_2sa_3_sa__
   return __pyx_r;
 }
 
-/* "bilex.pxi":32
+/* "cdec/sa/bilex.pxi":32
  *     free(n)
  * 
  * cdef int* get_val(_node* n, int key):             # <<<<<<<<<<<<<<
@@ -14988,7 +15026,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("get_val", 0);
 
-  /* "bilex.pxi":33
+  /* "cdec/sa/bilex.pxi":33
  * 
  * cdef int* get_val(_node* n, int key):
  *     if key == n.key:             # <<<<<<<<<<<<<<
@@ -14998,7 +15036,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
   __pyx_t_1 = ((__pyx_v_key == __pyx_v_n->key) != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":34
+    /* "cdec/sa/bilex.pxi":34
  * cdef int* get_val(_node* n, int key):
  *     if key == n.key:
  *         return &n.val             # <<<<<<<<<<<<<<
@@ -15009,7 +15047,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
     goto __pyx_L0;
   }
 
-  /* "bilex.pxi":35
+  /* "cdec/sa/bilex.pxi":35
  *     if key == n.key:
  *         return &n.val
  *     elif key < n.key:             # <<<<<<<<<<<<<<
@@ -15019,7 +15057,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
   __pyx_t_1 = ((__pyx_v_key < __pyx_v_n->key) != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":36
+    /* "cdec/sa/bilex.pxi":36
  *         return &n.val
  *     elif key < n.key:
  *         if n.smaller == NULL:             # <<<<<<<<<<<<<<
@@ -15029,7 +15067,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
     __pyx_t_1 = ((__pyx_v_n->smaller == NULL) != 0);
     if (__pyx_t_1) {
 
-      /* "bilex.pxi":37
+      /* "cdec/sa/bilex.pxi":37
  *     elif key < n.key:
  *         if n.smaller == NULL:
  *             n.smaller = new_node(key)             # <<<<<<<<<<<<<<
@@ -15038,7 +15076,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
  */
       __pyx_v_n->smaller = __pyx_f_4cdec_2sa_3_sa_new_node(__pyx_v_key);
 
-      /* "bilex.pxi":38
+      /* "cdec/sa/bilex.pxi":38
  *         if n.smaller == NULL:
  *             n.smaller = new_node(key)
  *             return &(n.smaller.val)             # <<<<<<<<<<<<<<
@@ -15049,7 +15087,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
       goto __pyx_L0;
     }
 
-    /* "bilex.pxi":39
+    /* "cdec/sa/bilex.pxi":39
  *             n.smaller = new_node(key)
  *             return &(n.smaller.val)
  *         return get_val(n.smaller, key)             # <<<<<<<<<<<<<<
@@ -15061,7 +15099,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
   }
   /*else*/ {
 
-    /* "bilex.pxi":41
+    /* "cdec/sa/bilex.pxi":41
  *         return get_val(n.smaller, key)
  *     else:
  *         if n.bigger == NULL:             # <<<<<<<<<<<<<<
@@ -15071,7 +15109,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
     __pyx_t_1 = ((__pyx_v_n->bigger == NULL) != 0);
     if (__pyx_t_1) {
 
-      /* "bilex.pxi":42
+      /* "cdec/sa/bilex.pxi":42
  *     else:
  *         if n.bigger == NULL:
  *             n.bigger = new_node(key)             # <<<<<<<<<<<<<<
@@ -15080,7 +15118,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
  */
       __pyx_v_n->bigger = __pyx_f_4cdec_2sa_3_sa_new_node(__pyx_v_key);
 
-      /* "bilex.pxi":43
+      /* "cdec/sa/bilex.pxi":43
  *         if n.bigger == NULL:
  *             n.bigger = new_node(key)
  *             return &(n.bigger.val)             # <<<<<<<<<<<<<<
@@ -15091,7 +15129,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
       goto __pyx_L0;
     }
 
-    /* "bilex.pxi":44
+    /* "cdec/sa/bilex.pxi":44
  *             n.bigger = new_node(key)
  *             return &(n.bigger.val)
  *         return get_val(n.bigger, key)             # <<<<<<<<<<<<<<
@@ -15102,7 +15140,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
     goto __pyx_L0;
   }
 
-  /* "bilex.pxi":32
+  /* "cdec/sa/bilex.pxi":32
  *     free(n)
  * 
  * cdef int* get_val(_node* n, int key):             # <<<<<<<<<<<<<<
@@ -15116,7 +15154,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_get_val(struct __pyx_t_4cdec_2sa_3_sa__node *
   return __pyx_r;
 }
 
-/* "bilex.pxi":54
+/* "cdec/sa/bilex.pxi":54
  *     cdef id2eword, id2fword, eword2id, fword2id
  * 
  *     def __cinit__(self, from_text=None, from_data=False, from_binary=None,             # <<<<<<<<<<<<<<
@@ -15146,7 +15184,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_5BiLex_1__cinit__(PyObject *__pyx_v_self, PyO
     values[1] = ((PyObject *)Py_False);
     values[2] = ((PyObject *)Py_None);
 
-    /* "bilex.pxi":55
+    /* "cdec/sa/bilex.pxi":55
  * 
  *     def __cinit__(self, from_text=None, from_data=False, from_binary=None,
  *             earray=None, fsarray=None, alignment=None):             # <<<<<<<<<<<<<<
@@ -15234,7 +15272,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_5BiLex_1__cinit__(PyObject *__pyx_v_self, PyO
   __pyx_L4_argument_unpacking_done:;
   __pyx_r = __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(((struct __pyx_obj_4cdec_2sa_3_sa_BiLex *)__pyx_v_self), __pyx_v_from_text, __pyx_v_from_data, __pyx_v_from_binary, __pyx_v_earray, __pyx_v_fsarray, __pyx_v_alignment);
 
-  /* "bilex.pxi":54
+  /* "cdec/sa/bilex.pxi":54
  *     cdef id2eword, id2fword, eword2id, fword2id
  * 
  *     def __cinit__(self, from_text=None, from_data=False, from_binary=None,             # <<<<<<<<<<<<<<
@@ -15260,7 +15298,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "bilex.pxi":56
+  /* "cdec/sa/bilex.pxi":56
  *     def __cinit__(self, from_text=None, from_data=False, from_binary=None,
  *             earray=None, fsarray=None, alignment=None):
  *         self.id2eword = []             # <<<<<<<<<<<<<<
@@ -15275,7 +15313,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   __pyx_v_self->id2eword = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "bilex.pxi":57
+  /* "cdec/sa/bilex.pxi":57
  *             earray=None, fsarray=None, alignment=None):
  *         self.id2eword = []
  *         self.id2fword = []             # <<<<<<<<<<<<<<
@@ -15290,7 +15328,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   __pyx_v_self->id2fword = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "bilex.pxi":58
+  /* "cdec/sa/bilex.pxi":58
  *         self.id2eword = []
  *         self.id2fword = []
  *         self.eword2id = {}             # <<<<<<<<<<<<<<
@@ -15305,7 +15343,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   __pyx_v_self->eword2id = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "bilex.pxi":59
+  /* "cdec/sa/bilex.pxi":59
  *         self.id2fword = []
  *         self.eword2id = {}
  *         self.fword2id = {}             # <<<<<<<<<<<<<<
@@ -15320,7 +15358,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   __pyx_v_self->fword2id = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "bilex.pxi":60
+  /* "cdec/sa/bilex.pxi":60
  *         self.eword2id = {}
  *         self.fword2id = {}
  *         self.e_index = IntList()             # <<<<<<<<<<<<<<
@@ -15335,7 +15373,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   __pyx_v_self->e_index = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "bilex.pxi":61
+  /* "cdec/sa/bilex.pxi":61
  *         self.fword2id = {}
  *         self.e_index = IntList()
  *         self.f_index = IntList()             # <<<<<<<<<<<<<<
@@ -15350,7 +15388,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   __pyx_v_self->f_index = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "bilex.pxi":62
+  /* "cdec/sa/bilex.pxi":62
  *         self.e_index = IntList()
  *         self.f_index = IntList()
  *         self.col1 = FloatList()             # <<<<<<<<<<<<<<
@@ -15365,7 +15403,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   __pyx_v_self->col1 = ((struct __pyx_obj_4cdec_2sa_3_sa_FloatList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "bilex.pxi":63
+  /* "cdec/sa/bilex.pxi":63
  *         self.f_index = IntList()
  *         self.col1 = FloatList()
  *         self.col2 = FloatList()             # <<<<<<<<<<<<<<
@@ -15380,7 +15418,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   __pyx_v_self->col2 = ((struct __pyx_obj_4cdec_2sa_3_sa_FloatList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "bilex.pxi":64
+  /* "cdec/sa/bilex.pxi":64
  *         self.col1 = FloatList()
  *         self.col2 = FloatList()
  *         if from_binary:             # <<<<<<<<<<<<<<
@@ -15390,7 +15428,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_from_binary); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 64; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "bilex.pxi":65
+    /* "cdec/sa/bilex.pxi":65
  *         self.col2 = FloatList()
  *         if from_binary:
  *             self.read_binary(from_binary)             # <<<<<<<<<<<<<<
@@ -15428,7 +15466,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
     goto __pyx_L3;
   }
 
-  /* "bilex.pxi":66
+  /* "cdec/sa/bilex.pxi":66
  *         if from_binary:
  *             self.read_binary(from_binary)
  *         elif from_data:             # <<<<<<<<<<<<<<
@@ -15438,7 +15476,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_from_data); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 66; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "bilex.pxi":67
+    /* "cdec/sa/bilex.pxi":67
  *             self.read_binary(from_binary)
  *         elif from_data:
  *             self.compute_from_data(fsarray, earray, alignment)             # <<<<<<<<<<<<<<
@@ -15455,7 +15493,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   }
   /*else*/ {
 
-    /* "bilex.pxi":69
+    /* "cdec/sa/bilex.pxi":69
  *             self.compute_from_data(fsarray, earray, alignment)
  *         else:
  *             self.read_text(from_text)             # <<<<<<<<<<<<<<
@@ -15493,7 +15531,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   }
   __pyx_L3:;
 
-  /* "bilex.pxi":54
+  /* "cdec/sa/bilex.pxi":54
  *     cdef id2eword, id2fword, eword2id, fword2id
  * 
  *     def __cinit__(self, from_text=None, from_data=False, from_binary=None,             # <<<<<<<<<<<<<<
@@ -15516,7 +15554,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_5BiLex___cinit__(struct __pyx_obj_4cdec_2sa_3
   return __pyx_r;
 }
 
-/* "bilex.pxi":72
+/* "cdec/sa/bilex.pxi":72
  * 
  * 
  *     cdef compute_from_data(self, SuffixArray fsa, DataArray eda, Alignment aa):             # <<<<<<<<<<<<<<
@@ -15570,7 +15608,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("compute_from_data", 0);
 
-  /* "bilex.pxi":86
+  /* "cdec/sa/bilex.pxi":86
  *         cdef int null_word
  * 
  *         null_word = 0             # <<<<<<<<<<<<<<
@@ -15579,7 +15617,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   __pyx_v_null_word = 0;
 
-  /* "bilex.pxi":87
+  /* "cdec/sa/bilex.pxi":87
  * 
  *         null_word = 0
  *         for word in fsa.darray.id2word: # I miss list comprehensions             # <<<<<<<<<<<<<<
@@ -15626,7 +15664,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
     __Pyx_XDECREF_SET(__pyx_v_word, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "bilex.pxi":88
+    /* "cdec/sa/bilex.pxi":88
  *         null_word = 0
  *         for word in fsa.darray.id2word: # I miss list comprehensions
  *             self.id2fword.append(word)             # <<<<<<<<<<<<<<
@@ -15635,7 +15673,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     __pyx_t_5 = __Pyx_PyObject_Append(__pyx_v_self->id2fword, __pyx_v_word); if (unlikely(__pyx_t_5 == -1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 88; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "bilex.pxi":87
+    /* "cdec/sa/bilex.pxi":87
  * 
  *         null_word = 0
  *         for word in fsa.darray.id2word: # I miss list comprehensions             # <<<<<<<<<<<<<<
@@ -15645,7 +15683,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "bilex.pxi":89
+  /* "cdec/sa/bilex.pxi":89
  *         for word in fsa.darray.id2word: # I miss list comprehensions
  *             self.id2fword.append(word)
  *         self.id2fword[null_word] = "NULL"             # <<<<<<<<<<<<<<
@@ -15654,7 +15692,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   if (unlikely(__Pyx_SetItemInt(__pyx_v_self->id2fword, __pyx_v_null_word, __pyx_n_s_NULL, int, 1, __Pyx_PyInt_From_int, 0, 1, 1) < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 89; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "bilex.pxi":90
+  /* "cdec/sa/bilex.pxi":90
  *             self.id2fword.append(word)
  *         self.id2fword[null_word] = "NULL"
  *         for id, word in enumerate(self.id2fword):             # <<<<<<<<<<<<<<
@@ -15710,7 +15748,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
     __pyx_t_1 = __pyx_t_6;
     __pyx_t_6 = 0;
 
-    /* "bilex.pxi":91
+    /* "cdec/sa/bilex.pxi":91
  *         self.id2fword[null_word] = "NULL"
  *         for id, word in enumerate(self.id2fword):
  *             self.fword2id[word] = id             # <<<<<<<<<<<<<<
@@ -15719,7 +15757,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     if (unlikely(PyObject_SetItem(__pyx_v_self->fword2id, __pyx_v_word, __pyx_v_id) < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 91; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "bilex.pxi":90
+    /* "cdec/sa/bilex.pxi":90
  *             self.id2fword.append(word)
  *         self.id2fword[null_word] = "NULL"
  *         for id, word in enumerate(self.id2fword):             # <<<<<<<<<<<<<<
@@ -15730,7 +15768,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "bilex.pxi":93
+  /* "cdec/sa/bilex.pxi":93
  *             self.fword2id[word] = id
  * 
  *         for word in eda.id2word:             # <<<<<<<<<<<<<<
@@ -15777,7 +15815,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
     __Pyx_XDECREF_SET(__pyx_v_word, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "bilex.pxi":94
+    /* "cdec/sa/bilex.pxi":94
  * 
  *         for word in eda.id2word:
  *             self.id2eword.append(word)             # <<<<<<<<<<<<<<
@@ -15786,7 +15824,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     __pyx_t_5 = __Pyx_PyObject_Append(__pyx_v_self->id2eword, __pyx_v_word); if (unlikely(__pyx_t_5 == -1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 94; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "bilex.pxi":93
+    /* "cdec/sa/bilex.pxi":93
  *             self.fword2id[word] = id
  * 
  *         for word in eda.id2word:             # <<<<<<<<<<<<<<
@@ -15796,7 +15834,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "bilex.pxi":95
+  /* "cdec/sa/bilex.pxi":95
  *         for word in eda.id2word:
  *             self.id2eword.append(word)
  *         self.id2eword[null_word] = "NULL"             # <<<<<<<<<<<<<<
@@ -15805,7 +15843,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   if (unlikely(__Pyx_SetItemInt(__pyx_v_self->id2eword, __pyx_v_null_word, __pyx_n_s_NULL, int, 1, __Pyx_PyInt_From_int, 0, 1, 1) < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 95; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "bilex.pxi":96
+  /* "cdec/sa/bilex.pxi":96
  *             self.id2eword.append(word)
  *         self.id2eword[null_word] = "NULL"
  *         for id, word in enumerate(self.id2eword):             # <<<<<<<<<<<<<<
@@ -15861,7 +15899,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
     __pyx_t_1 = __pyx_t_6;
     __pyx_t_6 = 0;
 
-    /* "bilex.pxi":97
+    /* "cdec/sa/bilex.pxi":97
  *         self.id2eword[null_word] = "NULL"
  *         for id, word in enumerate(self.id2eword):
  *             self.eword2id[word] = id             # <<<<<<<<<<<<<<
@@ -15870,7 +15908,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     if (unlikely(PyObject_SetItem(__pyx_v_self->eword2id, __pyx_v_word, __pyx_v_id) < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 97; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "bilex.pxi":96
+    /* "cdec/sa/bilex.pxi":96
  *             self.id2eword.append(word)
  *         self.id2eword[null_word] = "NULL"
  *         for id, word in enumerate(self.id2eword):             # <<<<<<<<<<<<<<
@@ -15881,7 +15919,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "bilex.pxi":99
+  /* "cdec/sa/bilex.pxi":99
  *             self.eword2id[word] = id
  * 
  *         num_pairs = 0             # <<<<<<<<<<<<<<
@@ -15890,7 +15928,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   __pyx_v_num_pairs = 0;
 
-  /* "bilex.pxi":101
+  /* "cdec/sa/bilex.pxi":101
  *         num_pairs = 0
  * 
  *         V_E = len(eda.id2word)             # <<<<<<<<<<<<<<
@@ -15903,7 +15941,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_V_E = __pyx_t_2;
 
-  /* "bilex.pxi":102
+  /* "cdec/sa/bilex.pxi":102
  * 
  *         V_E = len(eda.id2word)
  *         V_F = len(fsa.darray.id2word)             # <<<<<<<<<<<<<<
@@ -15916,7 +15954,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_V_F = __pyx_t_2;
 
-  /* "bilex.pxi":103
+  /* "cdec/sa/bilex.pxi":103
  *         V_E = len(eda.id2word)
  *         V_F = len(fsa.darray.id2word)
  *         fmargin = <int*> malloc(V_F*sizeof(int))             # <<<<<<<<<<<<<<
@@ -15925,7 +15963,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   __pyx_v_fmargin = ((int *)malloc((__pyx_v_V_F * (sizeof(int)))));
 
-  /* "bilex.pxi":104
+  /* "cdec/sa/bilex.pxi":104
  *         V_F = len(fsa.darray.id2word)
  *         fmargin = <int*> malloc(V_F*sizeof(int))
  *         emargin = <int*> malloc(V_E*sizeof(int))             # <<<<<<<<<<<<<<
@@ -15934,7 +15972,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   __pyx_v_emargin = ((int *)malloc((__pyx_v_V_E * (sizeof(int)))));
 
-  /* "bilex.pxi":105
+  /* "cdec/sa/bilex.pxi":105
  *         fmargin = <int*> malloc(V_F*sizeof(int))
  *         emargin = <int*> malloc(V_E*sizeof(int))
  *         memset(fmargin, 0, V_F*sizeof(int))             # <<<<<<<<<<<<<<
@@ -15943,7 +15981,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   memset(__pyx_v_fmargin, 0, (__pyx_v_V_F * (sizeof(int))));
 
-  /* "bilex.pxi":106
+  /* "cdec/sa/bilex.pxi":106
  *         emargin = <int*> malloc(V_E*sizeof(int))
  *         memset(fmargin, 0, V_F*sizeof(int))
  *         memset(emargin, 0, V_E*sizeof(int))             # <<<<<<<<<<<<<<
@@ -15952,7 +15990,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   memset(__pyx_v_emargin, 0, (__pyx_v_V_E * (sizeof(int))));
 
-  /* "bilex.pxi":108
+  /* "cdec/sa/bilex.pxi":108
  *         memset(emargin, 0, V_E*sizeof(int))
  * 
  *         dict = <_node**> malloc(V_F*sizeof(_node*))             # <<<<<<<<<<<<<<
@@ -15961,7 +15999,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   __pyx_v_dict = ((struct __pyx_t_4cdec_2sa_3_sa__node **)malloc((__pyx_v_V_F * (sizeof(struct __pyx_t_4cdec_2sa_3_sa__node *)))));
 
-  /* "bilex.pxi":109
+  /* "cdec/sa/bilex.pxi":109
  * 
  *         dict = <_node**> malloc(V_F*sizeof(_node*))
  *         memset(dict, 0, V_F*sizeof(_node*))             # <<<<<<<<<<<<<<
@@ -15970,7 +16008,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   memset(__pyx_v_dict, 0, (__pyx_v_V_F * (sizeof(struct __pyx_t_4cdec_2sa_3_sa__node *))));
 
-  /* "bilex.pxi":111
+  /* "cdec/sa/bilex.pxi":111
  *         memset(dict, 0, V_F*sizeof(_node*))
  * 
  *         num_sents = len(fsa.darray.sent_index)             # <<<<<<<<<<<<<<
@@ -15986,7 +16024,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __pyx_v_num_sents = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "bilex.pxi":112
+  /* "cdec/sa/bilex.pxi":112
  * 
  *         num_sents = len(fsa.darray.sent_index)
  *         for sent_id from 0 <= sent_id < num_sents-1:             # <<<<<<<<<<<<<<
@@ -15999,7 +16037,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   for (__pyx_v_sent_id = 0; __pyx_v_sent_id < __pyx_t_7; __pyx_v_sent_id++) {
 
-    /* "bilex.pxi":114
+    /* "cdec/sa/bilex.pxi":114
  *         for sent_id from 0 <= sent_id < num_sents-1:
  * 
  *             fsent = fsa.darray.data.arr + fsa.darray.sent_index.arr[sent_id]             # <<<<<<<<<<<<<<
@@ -16008,7 +16046,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     __pyx_v_fsent = (__pyx_v_fsa->darray->data->arr + (__pyx_v_fsa->darray->sent_index->arr[__pyx_v_sent_id]));
 
-    /* "bilex.pxi":115
+    /* "cdec/sa/bilex.pxi":115
  * 
  *             fsent = fsa.darray.data.arr + fsa.darray.sent_index.arr[sent_id]
  *             I = fsa.darray.sent_index.arr[sent_id+1] - fsa.darray.sent_index.arr[sent_id] - 1             # <<<<<<<<<<<<<<
@@ -16017,7 +16055,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     __pyx_v_I = (((__pyx_v_fsa->darray->sent_index->arr[(__pyx_v_sent_id + 1)]) - (__pyx_v_fsa->darray->sent_index->arr[__pyx_v_sent_id])) - 1);
 
-    /* "bilex.pxi":116
+    /* "cdec/sa/bilex.pxi":116
  *             fsent = fsa.darray.data.arr + fsa.darray.sent_index.arr[sent_id]
  *             I = fsa.darray.sent_index.arr[sent_id+1] - fsa.darray.sent_index.arr[sent_id] - 1
  *             faligned = <int*> malloc(I*sizeof(int))             # <<<<<<<<<<<<<<
@@ -16026,7 +16064,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     __pyx_v_faligned = ((int *)malloc((__pyx_v_I * (sizeof(int)))));
 
-    /* "bilex.pxi":117
+    /* "cdec/sa/bilex.pxi":117
  *             I = fsa.darray.sent_index.arr[sent_id+1] - fsa.darray.sent_index.arr[sent_id] - 1
  *             faligned = <int*> malloc(I*sizeof(int))
  *             memset(faligned, 0, I*sizeof(int))             # <<<<<<<<<<<<<<
@@ -16035,7 +16073,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     memset(__pyx_v_faligned, 0, (__pyx_v_I * (sizeof(int))));
 
-    /* "bilex.pxi":119
+    /* "cdec/sa/bilex.pxi":119
  *             memset(faligned, 0, I*sizeof(int))
  * 
  *             esent = eda.data.arr + eda.sent_index.arr[sent_id]             # <<<<<<<<<<<<<<
@@ -16044,7 +16082,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     __pyx_v_esent = (__pyx_v_eda->data->arr + (__pyx_v_eda->sent_index->arr[__pyx_v_sent_id]));
 
-    /* "bilex.pxi":120
+    /* "cdec/sa/bilex.pxi":120
  * 
  *             esent = eda.data.arr + eda.sent_index.arr[sent_id]
  *             J = eda.sent_index.arr[sent_id+1] - eda.sent_index.arr[sent_id] - 1             # <<<<<<<<<<<<<<
@@ -16053,7 +16091,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     __pyx_v_J = (((__pyx_v_eda->sent_index->arr[(__pyx_v_sent_id + 1)]) - (__pyx_v_eda->sent_index->arr[__pyx_v_sent_id])) - 1);
 
-    /* "bilex.pxi":121
+    /* "cdec/sa/bilex.pxi":121
  *             esent = eda.data.arr + eda.sent_index.arr[sent_id]
  *             J = eda.sent_index.arr[sent_id+1] - eda.sent_index.arr[sent_id] - 1
  *             ealigned = <int*> malloc(J*sizeof(int))             # <<<<<<<<<<<<<<
@@ -16062,7 +16100,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     __pyx_v_ealigned = ((int *)malloc((__pyx_v_J * (sizeof(int)))));
 
-    /* "bilex.pxi":122
+    /* "cdec/sa/bilex.pxi":122
  *             J = eda.sent_index.arr[sent_id+1] - eda.sent_index.arr[sent_id] - 1
  *             ealigned = <int*> malloc(J*sizeof(int))
  *             memset(ealigned, 0, J*sizeof(int))             # <<<<<<<<<<<<<<
@@ -16071,7 +16109,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     memset(__pyx_v_ealigned, 0, (__pyx_v_J * (sizeof(int))));
 
-    /* "bilex.pxi":124
+    /* "cdec/sa/bilex.pxi":124
  *             memset(ealigned, 0, J*sizeof(int))
  * 
  *             links = aa._get_sent_links(sent_id, &num_links)             # <<<<<<<<<<<<<<
@@ -16080,7 +16118,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     __pyx_v_links = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alignment *)__pyx_v_aa->__pyx_vtab)->_get_sent_links(__pyx_v_aa, __pyx_v_sent_id, (&__pyx_v_num_links));
 
-    /* "bilex.pxi":126
+    /* "cdec/sa/bilex.pxi":126
  *             links = aa._get_sent_links(sent_id, &num_links)
  * 
  *             for l from 0 <= l < num_links:             # <<<<<<<<<<<<<<
@@ -16090,7 +16128,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
     __pyx_t_8 = __pyx_v_num_links;
     for (__pyx_v_l = 0; __pyx_v_l < __pyx_t_8; __pyx_v_l++) {
 
-      /* "bilex.pxi":127
+      /* "cdec/sa/bilex.pxi":127
  * 
  *             for l from 0 <= l < num_links:
  *                 i = links[l*2]             # <<<<<<<<<<<<<<
@@ -16099,7 +16137,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
       __pyx_v_i = (__pyx_v_links[(__pyx_v_l * 2)]);
 
-      /* "bilex.pxi":128
+      /* "cdec/sa/bilex.pxi":128
  *             for l from 0 <= l < num_links:
  *                 i = links[l*2]
  *                 j = links[l*2+1]             # <<<<<<<<<<<<<<
@@ -16108,7 +16146,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
       __pyx_v_j = (__pyx_v_links[((__pyx_v_l * 2) + 1)]);
 
-      /* "bilex.pxi":129
+      /* "cdec/sa/bilex.pxi":129
  *                 i = links[l*2]
  *                 j = links[l*2+1]
  *                 if i >= I or j >= J:             # <<<<<<<<<<<<<<
@@ -16128,7 +16166,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
       __pyx_L16_bool_binop_done:;
       if (__pyx_t_9) {
 
-        /* "bilex.pxi":130
+        /* "cdec/sa/bilex.pxi":130
  *                 j = links[l*2+1]
  *                 if i >= I or j >= J:
  *                     raise Exception("%d-%d out of bounds (I=%d,J=%d) in line %d\n" % (i,j,I,J,sent_id+1))             # <<<<<<<<<<<<<<
@@ -16178,7 +16216,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
         {__pyx_filename = __pyx_f[5]; __pyx_lineno = 130; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       }
 
-      /* "bilex.pxi":131
+      /* "cdec/sa/bilex.pxi":131
  *                 if i >= I or j >= J:
  *                     raise Exception("%d-%d out of bounds (I=%d,J=%d) in line %d\n" % (i,j,I,J,sent_id+1))
  *                 f_i = fsent[i]             # <<<<<<<<<<<<<<
@@ -16187,7 +16225,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
       __pyx_v_f_i = (__pyx_v_fsent[__pyx_v_i]);
 
-      /* "bilex.pxi":132
+      /* "cdec/sa/bilex.pxi":132
  *                     raise Exception("%d-%d out of bounds (I=%d,J=%d) in line %d\n" % (i,j,I,J,sent_id+1))
  *                 f_i = fsent[i]
  *                 e_j = esent[j]             # <<<<<<<<<<<<<<
@@ -16196,7 +16234,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
       __pyx_v_e_j = (__pyx_v_esent[__pyx_v_j]);
 
-      /* "bilex.pxi":133
+      /* "cdec/sa/bilex.pxi":133
  *                 f_i = fsent[i]
  *                 e_j = esent[j]
  *                 fmargin[f_i] = fmargin[f_i]+1             # <<<<<<<<<<<<<<
@@ -16205,7 +16243,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
       (__pyx_v_fmargin[__pyx_v_f_i]) = ((__pyx_v_fmargin[__pyx_v_f_i]) + 1);
 
-      /* "bilex.pxi":134
+      /* "cdec/sa/bilex.pxi":134
  *                 e_j = esent[j]
  *                 fmargin[f_i] = fmargin[f_i]+1
  *                 emargin[e_j] = emargin[e_j]+1             # <<<<<<<<<<<<<<
@@ -16214,7 +16252,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
       (__pyx_v_emargin[__pyx_v_e_j]) = ((__pyx_v_emargin[__pyx_v_e_j]) + 1);
 
-      /* "bilex.pxi":135
+      /* "cdec/sa/bilex.pxi":135
  *                 fmargin[f_i] = fmargin[f_i]+1
  *                 emargin[e_j] = emargin[e_j]+1
  *                 if dict[f_i] == NULL:             # <<<<<<<<<<<<<<
@@ -16224,7 +16262,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
       __pyx_t_9 = (((__pyx_v_dict[__pyx_v_f_i]) == NULL) != 0);
       if (__pyx_t_9) {
 
-        /* "bilex.pxi":136
+        /* "cdec/sa/bilex.pxi":136
  *                 emargin[e_j] = emargin[e_j]+1
  *                 if dict[f_i] == NULL:
  *                     dict[f_i] = new_node(e_j)             # <<<<<<<<<<<<<<
@@ -16233,7 +16271,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
         (__pyx_v_dict[__pyx_v_f_i]) = __pyx_f_4cdec_2sa_3_sa_new_node(__pyx_v_e_j);
 
-        /* "bilex.pxi":137
+        /* "cdec/sa/bilex.pxi":137
  *                 if dict[f_i] == NULL:
  *                     dict[f_i] = new_node(e_j)
  *                     dict[f_i].val = 1             # <<<<<<<<<<<<<<
@@ -16242,7 +16280,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
         (__pyx_v_dict[__pyx_v_f_i])->val = 1;
 
-        /* "bilex.pxi":138
+        /* "cdec/sa/bilex.pxi":138
  *                     dict[f_i] = new_node(e_j)
  *                     dict[f_i].val = 1
  *                     num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -16254,7 +16292,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
       }
       /*else*/ {
 
-        /* "bilex.pxi":140
+        /* "cdec/sa/bilex.pxi":140
  *                     num_pairs = num_pairs + 1
  *                 else:
  *                     count = get_val(dict[f_i], e_j)             # <<<<<<<<<<<<<<
@@ -16263,7 +16301,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
         __pyx_v_count = __pyx_f_4cdec_2sa_3_sa_get_val((__pyx_v_dict[__pyx_v_f_i]), __pyx_v_e_j);
 
-        /* "bilex.pxi":141
+        /* "cdec/sa/bilex.pxi":141
  *                 else:
  *                     count = get_val(dict[f_i], e_j)
  *                     if count[0] == 0:             # <<<<<<<<<<<<<<
@@ -16273,7 +16311,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
         __pyx_t_9 = (((__pyx_v_count[0]) == 0) != 0);
         if (__pyx_t_9) {
 
-          /* "bilex.pxi":142
+          /* "cdec/sa/bilex.pxi":142
  *                     count = get_val(dict[f_i], e_j)
  *                     if count[0] == 0:
  *                         num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -16285,7 +16323,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
         }
         __pyx_L19:;
 
-        /* "bilex.pxi":143
+        /* "cdec/sa/bilex.pxi":143
  *                     if count[0] == 0:
  *                         num_pairs = num_pairs + 1
  *                     count[0] = count[0] + 1             # <<<<<<<<<<<<<<
@@ -16296,7 +16334,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
       }
       __pyx_L18:;
 
-      /* "bilex.pxi":145
+      /* "cdec/sa/bilex.pxi":145
  *                     count[0] = count[0] + 1
  *                 # add count
  *                 faligned[i] = 1             # <<<<<<<<<<<<<<
@@ -16305,7 +16343,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
       (__pyx_v_faligned[__pyx_v_i]) = 1;
 
-      /* "bilex.pxi":146
+      /* "cdec/sa/bilex.pxi":146
  *                 # add count
  *                 faligned[i] = 1
  *                 ealigned[j] = 1             # <<<<<<<<<<<<<<
@@ -16315,7 +16353,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
       (__pyx_v_ealigned[__pyx_v_j]) = 1;
     }
 
-    /* "bilex.pxi":147
+    /* "cdec/sa/bilex.pxi":147
  *                 faligned[i] = 1
  *                 ealigned[j] = 1
  *             for i from 0 <= i < I:             # <<<<<<<<<<<<<<
@@ -16325,7 +16363,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
     __pyx_t_8 = __pyx_v_I;
     for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_8; __pyx_v_i++) {
 
-      /* "bilex.pxi":148
+      /* "cdec/sa/bilex.pxi":148
  *                 ealigned[j] = 1
  *             for i from 0 <= i < I:
  *                 if faligned[i] == 0:             # <<<<<<<<<<<<<<
@@ -16335,7 +16373,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
       __pyx_t_9 = (((__pyx_v_faligned[__pyx_v_i]) == 0) != 0);
       if (__pyx_t_9) {
 
-        /* "bilex.pxi":149
+        /* "cdec/sa/bilex.pxi":149
  *             for i from 0 <= i < I:
  *                 if faligned[i] == 0:
  *                     f_i = fsent[i]             # <<<<<<<<<<<<<<
@@ -16344,7 +16382,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
         __pyx_v_f_i = (__pyx_v_fsent[__pyx_v_i]);
 
-        /* "bilex.pxi":150
+        /* "cdec/sa/bilex.pxi":150
  *                 if faligned[i] == 0:
  *                     f_i = fsent[i]
  *                     fmargin[f_i] = fmargin[f_i] + 1             # <<<<<<<<<<<<<<
@@ -16353,7 +16391,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
         (__pyx_v_fmargin[__pyx_v_f_i]) = ((__pyx_v_fmargin[__pyx_v_f_i]) + 1);
 
-        /* "bilex.pxi":151
+        /* "cdec/sa/bilex.pxi":151
  *                     f_i = fsent[i]
  *                     fmargin[f_i] = fmargin[f_i] + 1
  *                     emargin[null_word] = emargin[null_word] + 1             # <<<<<<<<<<<<<<
@@ -16362,7 +16400,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
         (__pyx_v_emargin[__pyx_v_null_word]) = ((__pyx_v_emargin[__pyx_v_null_word]) + 1);
 
-        /* "bilex.pxi":152
+        /* "cdec/sa/bilex.pxi":152
  *                     fmargin[f_i] = fmargin[f_i] + 1
  *                     emargin[null_word] = emargin[null_word] + 1
  *                     if dict[f_i] == NULL:             # <<<<<<<<<<<<<<
@@ -16372,7 +16410,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
         __pyx_t_9 = (((__pyx_v_dict[__pyx_v_f_i]) == NULL) != 0);
         if (__pyx_t_9) {
 
-          /* "bilex.pxi":153
+          /* "cdec/sa/bilex.pxi":153
  *                     emargin[null_word] = emargin[null_word] + 1
  *                     if dict[f_i] == NULL:
  *                         dict[f_i] = new_node(null_word)             # <<<<<<<<<<<<<<
@@ -16381,7 +16419,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
           (__pyx_v_dict[__pyx_v_f_i]) = __pyx_f_4cdec_2sa_3_sa_new_node(__pyx_v_null_word);
 
-          /* "bilex.pxi":154
+          /* "cdec/sa/bilex.pxi":154
  *                     if dict[f_i] == NULL:
  *                         dict[f_i] = new_node(null_word)
  *                         dict[f_i].val = 1             # <<<<<<<<<<<<<<
@@ -16390,7 +16428,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
           (__pyx_v_dict[__pyx_v_f_i])->val = 1;
 
-          /* "bilex.pxi":155
+          /* "cdec/sa/bilex.pxi":155
  *                         dict[f_i] = new_node(null_word)
  *                         dict[f_i].val = 1
  *                         num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -16402,7 +16440,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
         }
         /*else*/ {
 
-          /* "bilex.pxi":157
+          /* "cdec/sa/bilex.pxi":157
  *                         num_pairs = num_pairs + 1
  *                     else:
  *                         count = get_val(dict[f_i], null_word)             # <<<<<<<<<<<<<<
@@ -16411,7 +16449,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
           __pyx_v_count = __pyx_f_4cdec_2sa_3_sa_get_val((__pyx_v_dict[__pyx_v_f_i]), __pyx_v_null_word);
 
-          /* "bilex.pxi":158
+          /* "cdec/sa/bilex.pxi":158
  *                     else:
  *                         count = get_val(dict[f_i], null_word)
  *                         if count[0] == 0:             # <<<<<<<<<<<<<<
@@ -16421,7 +16459,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
           __pyx_t_9 = (((__pyx_v_count[0]) == 0) != 0);
           if (__pyx_t_9) {
 
-            /* "bilex.pxi":159
+            /* "cdec/sa/bilex.pxi":159
  *                         count = get_val(dict[f_i], null_word)
  *                         if count[0] == 0:
  *                             num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -16433,7 +16471,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
           }
           __pyx_L24:;
 
-          /* "bilex.pxi":160
+          /* "cdec/sa/bilex.pxi":160
  *                         if count[0] == 0:
  *                             num_pairs = num_pairs + 1
  *                         count[0] = count[0] + 1             # <<<<<<<<<<<<<<
@@ -16448,7 +16486,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
       __pyx_L22:;
     }
 
-    /* "bilex.pxi":161
+    /* "cdec/sa/bilex.pxi":161
  *                             num_pairs = num_pairs + 1
  *                         count[0] = count[0] + 1
  *             for j from 0 <= j < J:             # <<<<<<<<<<<<<<
@@ -16458,7 +16496,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
     __pyx_t_8 = __pyx_v_J;
     for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_8; __pyx_v_j++) {
 
-      /* "bilex.pxi":162
+      /* "cdec/sa/bilex.pxi":162
  *                         count[0] = count[0] + 1
  *             for j from 0 <= j < J:
  *                 if ealigned[j] == 0:             # <<<<<<<<<<<<<<
@@ -16468,7 +16506,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
       __pyx_t_9 = (((__pyx_v_ealigned[__pyx_v_j]) == 0) != 0);
       if (__pyx_t_9) {
 
-        /* "bilex.pxi":163
+        /* "cdec/sa/bilex.pxi":163
  *             for j from 0 <= j < J:
  *                 if ealigned[j] == 0:
  *                     e_j = esent[j]             # <<<<<<<<<<<<<<
@@ -16477,7 +16515,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
         __pyx_v_e_j = (__pyx_v_esent[__pyx_v_j]);
 
-        /* "bilex.pxi":164
+        /* "cdec/sa/bilex.pxi":164
  *                 if ealigned[j] == 0:
  *                     e_j = esent[j]
  *                     fmargin[null_word] = fmargin[null_word] + 1             # <<<<<<<<<<<<<<
@@ -16486,7 +16524,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
         (__pyx_v_fmargin[__pyx_v_null_word]) = ((__pyx_v_fmargin[__pyx_v_null_word]) + 1);
 
-        /* "bilex.pxi":165
+        /* "cdec/sa/bilex.pxi":165
  *                     e_j = esent[j]
  *                     fmargin[null_word] = fmargin[null_word] + 1
  *                     emargin[e_j] = emargin[e_j] + 1             # <<<<<<<<<<<<<<
@@ -16495,7 +16533,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
         (__pyx_v_emargin[__pyx_v_e_j]) = ((__pyx_v_emargin[__pyx_v_e_j]) + 1);
 
-        /* "bilex.pxi":166
+        /* "cdec/sa/bilex.pxi":166
  *                     fmargin[null_word] = fmargin[null_word] + 1
  *                     emargin[e_j] = emargin[e_j] + 1
  *                     if dict[null_word] == NULL:             # <<<<<<<<<<<<<<
@@ -16505,7 +16543,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
         __pyx_t_9 = (((__pyx_v_dict[__pyx_v_null_word]) == NULL) != 0);
         if (__pyx_t_9) {
 
-          /* "bilex.pxi":167
+          /* "cdec/sa/bilex.pxi":167
  *                     emargin[e_j] = emargin[e_j] + 1
  *                     if dict[null_word] == NULL:
  *                         dict[null_word] = new_node(e_j)             # <<<<<<<<<<<<<<
@@ -16514,7 +16552,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
           (__pyx_v_dict[__pyx_v_null_word]) = __pyx_f_4cdec_2sa_3_sa_new_node(__pyx_v_e_j);
 
-          /* "bilex.pxi":168
+          /* "cdec/sa/bilex.pxi":168
  *                     if dict[null_word] == NULL:
  *                         dict[null_word] = new_node(e_j)
  *                         dict[null_word].val = 1             # <<<<<<<<<<<<<<
@@ -16523,7 +16561,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
           (__pyx_v_dict[__pyx_v_null_word])->val = 1;
 
-          /* "bilex.pxi":169
+          /* "cdec/sa/bilex.pxi":169
  *                         dict[null_word] = new_node(e_j)
  *                         dict[null_word].val = 1
  *                         num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -16535,7 +16573,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
         }
         /*else*/ {
 
-          /* "bilex.pxi":171
+          /* "cdec/sa/bilex.pxi":171
  *                         num_pairs = num_pairs + 1
  *                     else:
  *                         count = get_val(dict[null_word], e_j)             # <<<<<<<<<<<<<<
@@ -16544,7 +16582,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
           __pyx_v_count = __pyx_f_4cdec_2sa_3_sa_get_val((__pyx_v_dict[__pyx_v_null_word]), __pyx_v_e_j);
 
-          /* "bilex.pxi":172
+          /* "cdec/sa/bilex.pxi":172
  *                     else:
  *                         count = get_val(dict[null_word], e_j)
  *                         if count[0] == 0:             # <<<<<<<<<<<<<<
@@ -16554,7 +16592,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
           __pyx_t_9 = (((__pyx_v_count[0]) == 0) != 0);
           if (__pyx_t_9) {
 
-            /* "bilex.pxi":173
+            /* "cdec/sa/bilex.pxi":173
  *                         count = get_val(dict[null_word], e_j)
  *                         if count[0] == 0:
  *                             num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -16566,7 +16604,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
           }
           __pyx_L29:;
 
-          /* "bilex.pxi":174
+          /* "cdec/sa/bilex.pxi":174
  *                         if count[0] == 0:
  *                             num_pairs = num_pairs + 1
  *                         count[0] = count[0] + 1             # <<<<<<<<<<<<<<
@@ -16581,7 +16619,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
       __pyx_L27:;
     }
 
-    /* "bilex.pxi":175
+    /* "cdec/sa/bilex.pxi":175
  *                             num_pairs = num_pairs + 1
  *                         count[0] = count[0] + 1
  *             free(links)             # <<<<<<<<<<<<<<
@@ -16590,7 +16628,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     free(__pyx_v_links);
 
-    /* "bilex.pxi":176
+    /* "cdec/sa/bilex.pxi":176
  *                         count[0] = count[0] + 1
  *             free(links)
  *             free(faligned)             # <<<<<<<<<<<<<<
@@ -16599,7 +16637,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     free(__pyx_v_faligned);
 
-    /* "bilex.pxi":177
+    /* "cdec/sa/bilex.pxi":177
  *             free(links)
  *             free(faligned)
  *             free(ealigned)             # <<<<<<<<<<<<<<
@@ -16609,7 +16647,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
     free(__pyx_v_ealigned);
   }
 
-  /* "bilex.pxi":178
+  /* "cdec/sa/bilex.pxi":178
  *             free(faligned)
  *             free(ealigned)
  *         self.f_index = IntList(initial_len=V_F)             # <<<<<<<<<<<<<<
@@ -16631,7 +16669,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __pyx_v_self->f_index = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_13);
   __pyx_t_13 = 0;
 
-  /* "bilex.pxi":179
+  /* "cdec/sa/bilex.pxi":179
  *             free(ealigned)
  *         self.f_index = IntList(initial_len=V_F)
  *         self.e_index = IntList(initial_len=num_pairs)             # <<<<<<<<<<<<<<
@@ -16653,7 +16691,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __pyx_v_self->e_index = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_12);
   __pyx_t_12 = 0;
 
-  /* "bilex.pxi":180
+  /* "cdec/sa/bilex.pxi":180
  *         self.f_index = IntList(initial_len=V_F)
  *         self.e_index = IntList(initial_len=num_pairs)
  *         self.col1 = FloatList(initial_len=num_pairs)             # <<<<<<<<<<<<<<
@@ -16675,7 +16713,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __pyx_v_self->col1 = ((struct __pyx_obj_4cdec_2sa_3_sa_FloatList *)__pyx_t_13);
   __pyx_t_13 = 0;
 
-  /* "bilex.pxi":181
+  /* "cdec/sa/bilex.pxi":181
  *         self.e_index = IntList(initial_len=num_pairs)
  *         self.col1 = FloatList(initial_len=num_pairs)
  *         self.col2 = FloatList(initial_len=num_pairs)             # <<<<<<<<<<<<<<
@@ -16697,7 +16735,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __pyx_v_self->col2 = ((struct __pyx_obj_4cdec_2sa_3_sa_FloatList *)__pyx_t_12);
   __pyx_t_12 = 0;
 
-  /* "bilex.pxi":183
+  /* "cdec/sa/bilex.pxi":183
  *         self.col2 = FloatList(initial_len=num_pairs)
  * 
  *         num_pairs = 0             # <<<<<<<<<<<<<<
@@ -16706,7 +16744,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   __pyx_v_num_pairs = 0;
 
-  /* "bilex.pxi":184
+  /* "cdec/sa/bilex.pxi":184
  * 
  *         num_pairs = 0
  *         for i from 0 <= i < V_F:             # <<<<<<<<<<<<<<
@@ -16716,7 +16754,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __pyx_t_7 = __pyx_v_V_F;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_7; __pyx_v_i++) {
 
-    /* "bilex.pxi":186
+    /* "cdec/sa/bilex.pxi":186
  *         for i from 0 <= i < V_F:
  *             #self.f_index[i] = num_pairs
  *             self.f_index.set(i, num_pairs)             # <<<<<<<<<<<<<<
@@ -16725,7 +16763,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
     ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->f_index->__pyx_vtab)->set(__pyx_v_self->f_index, __pyx_v_i, __pyx_v_num_pairs);
 
-    /* "bilex.pxi":187
+    /* "cdec/sa/bilex.pxi":187
  *             #self.f_index[i] = num_pairs
  *             self.f_index.set(i, num_pairs)
  *             if dict[i] != NULL:             # <<<<<<<<<<<<<<
@@ -16735,7 +16773,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
     __pyx_t_9 = (((__pyx_v_dict[__pyx_v_i]) != NULL) != 0);
     if (__pyx_t_9) {
 
-      /* "bilex.pxi":188
+      /* "cdec/sa/bilex.pxi":188
  *             self.f_index.set(i, num_pairs)
  *             if dict[i] != NULL:
  *                 self._add_node(dict[i], &num_pairs, float(fmargin[i]), emargin)             # <<<<<<<<<<<<<<
@@ -16746,7 +16784,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
       __Pyx_GOTREF(__pyx_t_12);
       __Pyx_DECREF(__pyx_t_12); __pyx_t_12 = 0;
 
-      /* "bilex.pxi":189
+      /* "cdec/sa/bilex.pxi":189
  *             if dict[i] != NULL:
  *                 self._add_node(dict[i], &num_pairs, float(fmargin[i]), emargin)
  *                 del_node(dict[i])             # <<<<<<<<<<<<<<
@@ -16761,7 +16799,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
     __pyx_L32:;
   }
 
-  /* "bilex.pxi":190
+  /* "cdec/sa/bilex.pxi":190
  *                 self._add_node(dict[i], &num_pairs, float(fmargin[i]), emargin)
  *                 del_node(dict[i])
  *         free(fmargin)             # <<<<<<<<<<<<<<
@@ -16770,7 +16808,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   free(__pyx_v_fmargin);
 
-  /* "bilex.pxi":191
+  /* "cdec/sa/bilex.pxi":191
  *                 del_node(dict[i])
  *         free(fmargin)
  *         free(emargin)             # <<<<<<<<<<<<<<
@@ -16779,7 +16817,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   free(__pyx_v_emargin);
 
-  /* "bilex.pxi":192
+  /* "cdec/sa/bilex.pxi":192
  *         free(fmargin)
  *         free(emargin)
  *         free(dict)             # <<<<<<<<<<<<<<
@@ -16788,7 +16826,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
  */
   free(__pyx_v_dict);
 
-  /* "bilex.pxi":193
+  /* "cdec/sa/bilex.pxi":193
  *         free(emargin)
  *         free(dict)
  *         return             # <<<<<<<<<<<<<<
@@ -16799,7 +16837,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   __pyx_r = Py_None; __Pyx_INCREF(Py_None);
   goto __pyx_L0;
 
-  /* "bilex.pxi":72
+  /* "cdec/sa/bilex.pxi":72
  * 
  * 
  *     cdef compute_from_data(self, SuffixArray fsa, DataArray eda, Alignment aa):             # <<<<<<<<<<<<<<
@@ -16826,7 +16864,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_compute_from_data(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "bilex.pxi":196
+/* "cdec/sa/bilex.pxi":196
  * 
  * 
  *     cdef _add_node(self, _node* n, int* num_pairs, float fmargin, int* emargin):             # <<<<<<<<<<<<<<
@@ -16845,7 +16883,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("_add_node", 0);
 
-  /* "bilex.pxi":198
+  /* "cdec/sa/bilex.pxi":198
  *     cdef _add_node(self, _node* n, int* num_pairs, float fmargin, int* emargin):
  *         cdef int loc
  *         if n.smaller != NULL:             # <<<<<<<<<<<<<<
@@ -16855,7 +16893,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
   __pyx_t_1 = ((__pyx_v_n->smaller != NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":199
+    /* "cdec/sa/bilex.pxi":199
  *         cdef int loc
  *         if n.smaller != NULL:
  *             self._add_node(n.smaller, num_pairs, fmargin, emargin)             # <<<<<<<<<<<<<<
@@ -16869,7 +16907,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
   }
   __pyx_L3:;
 
-  /* "bilex.pxi":200
+  /* "cdec/sa/bilex.pxi":200
  *         if n.smaller != NULL:
  *             self._add_node(n.smaller, num_pairs, fmargin, emargin)
  *         loc = num_pairs[0]             # <<<<<<<<<<<<<<
@@ -16878,7 +16916,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
  */
   __pyx_v_loc = (__pyx_v_num_pairs[0]);
 
-  /* "bilex.pxi":201
+  /* "cdec/sa/bilex.pxi":201
  *             self._add_node(n.smaller, num_pairs, fmargin, emargin)
  *         loc = num_pairs[0]
  *         self.e_index.set(loc, n.key)             # <<<<<<<<<<<<<<
@@ -16887,7 +16925,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->e_index->__pyx_vtab)->set(__pyx_v_self->e_index, __pyx_v_loc, __pyx_v_n->key);
 
-  /* "bilex.pxi":202
+  /* "cdec/sa/bilex.pxi":202
  *         loc = num_pairs[0]
  *         self.e_index.set(loc, n.key)
  *         self.col1.set(loc, float(n.val)/fmargin)             # <<<<<<<<<<<<<<
@@ -16906,7 +16944,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
   }
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList *)__pyx_v_self->col1->__pyx_vtab)->set(__pyx_v_self->col1, __pyx_v_loc, (((double)__pyx_v_n->val) / __pyx_v_fmargin));
 
-  /* "bilex.pxi":203
+  /* "cdec/sa/bilex.pxi":203
  *         self.e_index.set(loc, n.key)
  *         self.col1.set(loc, float(n.val)/fmargin)
  *         self.col2.set(loc, float(n.val)/float(emargin[n.key]))             # <<<<<<<<<<<<<<
@@ -16925,7 +16963,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
   }
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList *)__pyx_v_self->col2->__pyx_vtab)->set(__pyx_v_self->col2, __pyx_v_loc, (((double)__pyx_v_n->val) / ((double)(__pyx_v_emargin[__pyx_v_n->key]))));
 
-  /* "bilex.pxi":204
+  /* "cdec/sa/bilex.pxi":204
  *         self.col1.set(loc, float(n.val)/fmargin)
  *         self.col2.set(loc, float(n.val)/float(emargin[n.key]))
  *         num_pairs[0] = loc + 1             # <<<<<<<<<<<<<<
@@ -16934,7 +16972,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
  */
   (__pyx_v_num_pairs[0]) = (__pyx_v_loc + 1);
 
-  /* "bilex.pxi":205
+  /* "cdec/sa/bilex.pxi":205
  *         self.col2.set(loc, float(n.val)/float(emargin[n.key]))
  *         num_pairs[0] = loc + 1
  *         if n.bigger != NULL:             # <<<<<<<<<<<<<<
@@ -16944,7 +16982,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
   __pyx_t_1 = ((__pyx_v_n->bigger != NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":206
+    /* "cdec/sa/bilex.pxi":206
  *         num_pairs[0] = loc + 1
  *         if n.bigger != NULL:
  *             self._add_node(n.bigger, num_pairs, fmargin, emargin)             # <<<<<<<<<<<<<<
@@ -16958,7 +16996,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
   }
   __pyx_L4:;
 
-  /* "bilex.pxi":196
+  /* "cdec/sa/bilex.pxi":196
  * 
  * 
  *     cdef _add_node(self, _node* n, int* num_pairs, float fmargin, int* emargin):             # <<<<<<<<<<<<<<
@@ -16979,7 +17017,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex__add_node(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "bilex.pxi":209
+/* "cdec/sa/bilex.pxi":209
  * 
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -17024,7 +17062,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_2write_binary(struct __pyx_obj_4
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_binary", 0);
 
-  /* "bilex.pxi":211
+  /* "cdec/sa/bilex.pxi":211
  *     def write_binary(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "w")             # <<<<<<<<<<<<<<
@@ -17033,7 +17071,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_2write_binary(struct __pyx_obj_4
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_w);
 
-  /* "bilex.pxi":212
+  /* "cdec/sa/bilex.pxi":212
  *         cdef FILE* f
  *         f = fopen(filename, "w")
  *         self.f_index.write_handle(f)             # <<<<<<<<<<<<<<
@@ -17042,7 +17080,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_2write_binary(struct __pyx_obj_4
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->f_index->__pyx_vtab)->write_handle(__pyx_v_self->f_index, __pyx_v_f);
 
-  /* "bilex.pxi":213
+  /* "cdec/sa/bilex.pxi":213
  *         f = fopen(filename, "w")
  *         self.f_index.write_handle(f)
  *         self.e_index.write_handle(f)             # <<<<<<<<<<<<<<
@@ -17051,7 +17089,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_2write_binary(struct __pyx_obj_4
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->e_index->__pyx_vtab)->write_handle(__pyx_v_self->e_index, __pyx_v_f);
 
-  /* "bilex.pxi":214
+  /* "cdec/sa/bilex.pxi":214
  *         self.f_index.write_handle(f)
  *         self.e_index.write_handle(f)
  *         self.col1.write_handle(f)             # <<<<<<<<<<<<<<
@@ -17060,7 +17098,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_2write_binary(struct __pyx_obj_4
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList *)__pyx_v_self->col1->__pyx_vtab)->write_handle(__pyx_v_self->col1, __pyx_v_f);
 
-  /* "bilex.pxi":215
+  /* "cdec/sa/bilex.pxi":215
  *         self.e_index.write_handle(f)
  *         self.col1.write_handle(f)
  *         self.col2.write_handle(f)             # <<<<<<<<<<<<<<
@@ -17069,7 +17107,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_2write_binary(struct __pyx_obj_4
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList *)__pyx_v_self->col2->__pyx_vtab)->write_handle(__pyx_v_self->col2, __pyx_v_f);
 
-  /* "bilex.pxi":216
+  /* "cdec/sa/bilex.pxi":216
  *         self.col1.write_handle(f)
  *         self.col2.write_handle(f)
  *         self.write_wordlist(self.id2fword, f)             # <<<<<<<<<<<<<<
@@ -17083,7 +17121,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_2write_binary(struct __pyx_obj_4
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "bilex.pxi":217
+  /* "cdec/sa/bilex.pxi":217
  *         self.col2.write_handle(f)
  *         self.write_wordlist(self.id2fword, f)
  *         self.write_wordlist(self.id2eword, f)             # <<<<<<<<<<<<<<
@@ -17097,7 +17135,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_2write_binary(struct __pyx_obj_4
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "bilex.pxi":218
+  /* "cdec/sa/bilex.pxi":218
  *         self.write_wordlist(self.id2fword, f)
  *         self.write_wordlist(self.id2eword, f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -17106,7 +17144,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_2write_binary(struct __pyx_obj_4
  */
   fclose(__pyx_v_f);
 
-  /* "bilex.pxi":209
+  /* "cdec/sa/bilex.pxi":209
  * 
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -17128,7 +17166,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_2write_binary(struct __pyx_obj_4
   return __pyx_r;
 }
 
-/* "bilex.pxi":221
+/* "cdec/sa/bilex.pxi":221
  * 
  * 
  *     cdef write_wordlist(self, wordlist, FILE* f):             # <<<<<<<<<<<<<<
@@ -17153,7 +17191,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_write_wordlist(CYTHON_UNUSED stru
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_wordlist", 0);
 
-  /* "bilex.pxi":225
+  /* "cdec/sa/bilex.pxi":225
  *         cdef int num_words
  * 
  *         num_words = len(wordlist)             # <<<<<<<<<<<<<<
@@ -17163,7 +17201,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_write_wordlist(CYTHON_UNUSED stru
   __pyx_t_1 = PyObject_Length(__pyx_v_wordlist); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 225; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_num_words = __pyx_t_1;
 
-  /* "bilex.pxi":226
+  /* "cdec/sa/bilex.pxi":226
  * 
  *         num_words = len(wordlist)
  *         fwrite(&(num_words), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -17172,7 +17210,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_write_wordlist(CYTHON_UNUSED stru
  */
   fwrite((&__pyx_v_num_words), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "bilex.pxi":227
+  /* "cdec/sa/bilex.pxi":227
  *         num_words = len(wordlist)
  *         fwrite(&(num_words), sizeof(int), 1, f)
  *         for word in wordlist:             # <<<<<<<<<<<<<<
@@ -17219,7 +17257,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_write_wordlist(CYTHON_UNUSED stru
     __Pyx_XDECREF_SET(__pyx_v_word, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "bilex.pxi":228
+    /* "cdec/sa/bilex.pxi":228
  *         fwrite(&(num_words), sizeof(int), 1, f)
  *         for word in wordlist:
  *             word_len = len(word) + 1             # <<<<<<<<<<<<<<
@@ -17229,7 +17267,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_write_wordlist(CYTHON_UNUSED stru
     __pyx_t_5 = PyObject_Length(__pyx_v_word); if (unlikely(__pyx_t_5 == -1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 228; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __pyx_v_word_len = (__pyx_t_5 + 1);
 
-    /* "bilex.pxi":229
+    /* "cdec/sa/bilex.pxi":229
  *         for word in wordlist:
  *             word_len = len(word) + 1
  *             fwrite(&(word_len), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -17238,7 +17276,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_write_wordlist(CYTHON_UNUSED stru
  */
     fwrite((&__pyx_v_word_len), (sizeof(int)), 1, __pyx_v_f);
 
-    /* "bilex.pxi":230
+    /* "cdec/sa/bilex.pxi":230
  *             word_len = len(word) + 1
  *             fwrite(&(word_len), sizeof(int), 1, f)
  *             fwrite(<char *>word, sizeof(char), word_len, f)             # <<<<<<<<<<<<<<
@@ -17248,7 +17286,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_write_wordlist(CYTHON_UNUSED stru
     __pyx_t_6 = __Pyx_PyObject_AsString(__pyx_v_word); if (unlikely((!__pyx_t_6) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 230; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     fwrite(((char *)__pyx_t_6), (sizeof(char)), __pyx_v_word_len, __pyx_v_f);
 
-    /* "bilex.pxi":227
+    /* "cdec/sa/bilex.pxi":227
  *         num_words = len(wordlist)
  *         fwrite(&(num_words), sizeof(int), 1, f)
  *         for word in wordlist:             # <<<<<<<<<<<<<<
@@ -17258,7 +17296,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_write_wordlist(CYTHON_UNUSED stru
   }
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "bilex.pxi":221
+  /* "cdec/sa/bilex.pxi":221
  * 
  * 
  *     cdef write_wordlist(self, wordlist, FILE* f):             # <<<<<<<<<<<<<<
@@ -17281,7 +17319,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_write_wordlist(CYTHON_UNUSED stru
   return __pyx_r;
 }
 
-/* "bilex.pxi":233
+/* "cdec/sa/bilex.pxi":233
  * 
  * 
  *     cdef read_wordlist(self, word2id, id2word, FILE* f):             # <<<<<<<<<<<<<<
@@ -17306,7 +17344,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struc
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("read_wordlist", 0);
 
-  /* "bilex.pxi":238
+  /* "cdec/sa/bilex.pxi":238
  *         cdef char* word
  * 
  *         fread(&(num_words), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -17315,7 +17353,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struc
  */
   fread((&__pyx_v_num_words), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "bilex.pxi":239
+  /* "cdec/sa/bilex.pxi":239
  * 
  *         fread(&(num_words), sizeof(int), 1, f)
  *         for i from 0 <= i < num_words:             # <<<<<<<<<<<<<<
@@ -17325,7 +17363,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struc
   __pyx_t_1 = __pyx_v_num_words;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "bilex.pxi":240
+    /* "cdec/sa/bilex.pxi":240
  *         fread(&(num_words), sizeof(int), 1, f)
  *         for i from 0 <= i < num_words:
  *             fread(&(word_len), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -17334,7 +17372,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struc
  */
     fread((&__pyx_v_word_len), (sizeof(int)), 1, __pyx_v_f);
 
-    /* "bilex.pxi":241
+    /* "cdec/sa/bilex.pxi":241
  *         for i from 0 <= i < num_words:
  *             fread(&(word_len), sizeof(int), 1, f)
  *             word = <char*> malloc (word_len * sizeof(char))             # <<<<<<<<<<<<<<
@@ -17343,7 +17381,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struc
  */
     __pyx_v_word = ((char *)malloc((__pyx_v_word_len * (sizeof(char)))));
 
-    /* "bilex.pxi":242
+    /* "cdec/sa/bilex.pxi":242
  *             fread(&(word_len), sizeof(int), 1, f)
  *             word = <char*> malloc (word_len * sizeof(char))
  *             fread(word, sizeof(char), word_len, f)             # <<<<<<<<<<<<<<
@@ -17352,7 +17390,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struc
  */
     fread(__pyx_v_word, (sizeof(char)), __pyx_v_word_len, __pyx_v_f);
 
-    /* "bilex.pxi":243
+    /* "cdec/sa/bilex.pxi":243
  *             word = <char*> malloc (word_len * sizeof(char))
  *             fread(word, sizeof(char), word_len, f)
  *             word2id[word] = len(id2word)             # <<<<<<<<<<<<<<
@@ -17368,7 +17406,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struc
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "bilex.pxi":244
+    /* "cdec/sa/bilex.pxi":244
  *             fread(word, sizeof(char), word_len, f)
  *             word2id[word] = len(id2word)
  *             id2word.append(word)             # <<<<<<<<<<<<<<
@@ -17380,7 +17418,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struc
     __pyx_t_5 = __Pyx_PyObject_Append(__pyx_v_id2word, __pyx_t_3); if (unlikely(__pyx_t_5 == -1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 244; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "bilex.pxi":245
+    /* "cdec/sa/bilex.pxi":245
  *             word2id[word] = len(id2word)
  *             id2word.append(word)
  *             free(word)             # <<<<<<<<<<<<<<
@@ -17390,7 +17428,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struc
     free(__pyx_v_word);
   }
 
-  /* "bilex.pxi":233
+  /* "cdec/sa/bilex.pxi":233
  * 
  * 
  *     cdef read_wordlist(self, word2id, id2word, FILE* f):             # <<<<<<<<<<<<<<
@@ -17412,7 +17450,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struc
   return __pyx_r;
 }
 
-/* "bilex.pxi":247
+/* "cdec/sa/bilex.pxi":247
  *             free(word)
  * 
  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -17458,7 +17496,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_4read_binary(struct __pyx_obj_4c
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("read_binary", 0);
 
-  /* "bilex.pxi":249
+  /* "cdec/sa/bilex.pxi":249
  *     def read_binary(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "r")             # <<<<<<<<<<<<<<
@@ -17467,7 +17505,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_4read_binary(struct __pyx_obj_4c
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_r);
 
-  /* "bilex.pxi":250
+  /* "cdec/sa/bilex.pxi":250
  *         cdef FILE* f
  *         f = fopen(filename, "r")
  *         self.f_index.read_handle(f)             # <<<<<<<<<<<<<<
@@ -17476,7 +17514,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_4read_binary(struct __pyx_obj_4c
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->f_index->__pyx_vtab)->read_handle(__pyx_v_self->f_index, __pyx_v_f);
 
-  /* "bilex.pxi":251
+  /* "cdec/sa/bilex.pxi":251
  *         f = fopen(filename, "r")
  *         self.f_index.read_handle(f)
  *         self.e_index.read_handle(f)             # <<<<<<<<<<<<<<
@@ -17485,7 +17523,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_4read_binary(struct __pyx_obj_4c
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->e_index->__pyx_vtab)->read_handle(__pyx_v_self->e_index, __pyx_v_f);
 
-  /* "bilex.pxi":252
+  /* "cdec/sa/bilex.pxi":252
  *         self.f_index.read_handle(f)
  *         self.e_index.read_handle(f)
  *         self.col1.read_handle(f)             # <<<<<<<<<<<<<<
@@ -17494,7 +17532,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_4read_binary(struct __pyx_obj_4c
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList *)__pyx_v_self->col1->__pyx_vtab)->read_handle(__pyx_v_self->col1, __pyx_v_f);
 
-  /* "bilex.pxi":253
+  /* "cdec/sa/bilex.pxi":253
  *         self.e_index.read_handle(f)
  *         self.col1.read_handle(f)
  *         self.col2.read_handle(f)             # <<<<<<<<<<<<<<
@@ -17503,7 +17541,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_4read_binary(struct __pyx_obj_4c
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList *)__pyx_v_self->col2->__pyx_vtab)->read_handle(__pyx_v_self->col2, __pyx_v_f);
 
-  /* "bilex.pxi":254
+  /* "cdec/sa/bilex.pxi":254
  *         self.col1.read_handle(f)
  *         self.col2.read_handle(f)
  *         self.read_wordlist(self.fword2id, self.id2fword, f)             # <<<<<<<<<<<<<<
@@ -17520,7 +17558,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_4read_binary(struct __pyx_obj_4c
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "bilex.pxi":255
+  /* "cdec/sa/bilex.pxi":255
  *         self.col2.read_handle(f)
  *         self.read_wordlist(self.fword2id, self.id2fword, f)
  *         self.read_wordlist(self.eword2id, self.id2eword, f)             # <<<<<<<<<<<<<<
@@ -17537,7 +17575,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_4read_binary(struct __pyx_obj_4c
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "bilex.pxi":256
+  /* "cdec/sa/bilex.pxi":256
  *         self.read_wordlist(self.fword2id, self.id2fword, f)
  *         self.read_wordlist(self.eword2id, self.id2eword, f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -17546,7 +17584,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_4read_binary(struct __pyx_obj_4c
  */
   fclose(__pyx_v_f);
 
-  /* "bilex.pxi":247
+  /* "cdec/sa/bilex.pxi":247
  *             free(word)
  * 
  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -17569,7 +17607,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_4read_binary(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "bilex.pxi":259
+/* "cdec/sa/bilex.pxi":259
  * 
  * 
  *     def contains_e_word(self, eword):             # <<<<<<<<<<<<<<
@@ -17600,7 +17638,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_6contains_e_word(struct __pyx_ob
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("contains_e_word", 0);
 
-  /* "bilex.pxi":260
+  /* "cdec/sa/bilex.pxi":260
  * 
  *     def contains_e_word(self, eword):
  *         return (eword in self.eword2id)             # <<<<<<<<<<<<<<
@@ -17615,7 +17653,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_6contains_e_word(struct __pyx_ob
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "bilex.pxi":259
+  /* "cdec/sa/bilex.pxi":259
  * 
  * 
  *     def contains_e_word(self, eword):             # <<<<<<<<<<<<<<
@@ -17634,7 +17672,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_6contains_e_word(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "bilex.pxi":263
+/* "cdec/sa/bilex.pxi":263
  * 
  * 
  *     def contains_f_word(self, fword):             # <<<<<<<<<<<<<<
@@ -17665,7 +17703,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_8contains_f_word(struct __pyx_ob
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("contains_f_word", 0);
 
-  /* "bilex.pxi":264
+  /* "cdec/sa/bilex.pxi":264
  * 
  *     def contains_f_word(self, fword):
  *         return (fword in self.fword2id)             # <<<<<<<<<<<<<<
@@ -17680,7 +17718,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_8contains_f_word(struct __pyx_ob
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "bilex.pxi":263
+  /* "cdec/sa/bilex.pxi":263
  * 
  * 
  *     def contains_f_word(self, fword):             # <<<<<<<<<<<<<<
@@ -17699,7 +17737,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_8contains_f_word(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "bilex.pxi":267
+/* "cdec/sa/bilex.pxi":267
  * 
  * 
  *     def get_e_id(self, eword):             # <<<<<<<<<<<<<<
@@ -17734,7 +17772,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_10get_e_id(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_e_id", 0);
 
-  /* "bilex.pxi":268
+  /* "cdec/sa/bilex.pxi":268
  * 
  *     def get_e_id(self, eword):
  *         if eword not in self.eword2id:             # <<<<<<<<<<<<<<
@@ -17745,7 +17783,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_10get_e_id(struct __pyx_obj_4cde
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "bilex.pxi":269
+    /* "cdec/sa/bilex.pxi":269
  *     def get_e_id(self, eword):
  *         if eword not in self.eword2id:
  *             e_id = len(self.id2eword)             # <<<<<<<<<<<<<<
@@ -17758,7 +17796,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_10get_e_id(struct __pyx_obj_4cde
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     __pyx_v_e_id = __pyx_t_4;
 
-    /* "bilex.pxi":270
+    /* "cdec/sa/bilex.pxi":270
  *         if eword not in self.eword2id:
  *             e_id = len(self.id2eword)
  *             self.id2eword.append(eword)             # <<<<<<<<<<<<<<
@@ -17767,7 +17805,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_10get_e_id(struct __pyx_obj_4cde
  */
     __pyx_t_5 = __Pyx_PyObject_Append(__pyx_v_self->id2eword, __pyx_v_eword); if (unlikely(__pyx_t_5 == -1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 270; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "bilex.pxi":271
+    /* "cdec/sa/bilex.pxi":271
  *             e_id = len(self.id2eword)
  *             self.id2eword.append(eword)
  *             self.eword2id[eword] = e_id             # <<<<<<<<<<<<<<
@@ -17782,7 +17820,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_10get_e_id(struct __pyx_obj_4cde
   }
   __pyx_L3:;
 
-  /* "bilex.pxi":272
+  /* "cdec/sa/bilex.pxi":272
  *             self.id2eword.append(eword)
  *             self.eword2id[eword] = e_id
  *         return self.eword2id[eword]             # <<<<<<<<<<<<<<
@@ -17796,7 +17834,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_10get_e_id(struct __pyx_obj_4cde
   __pyx_t_3 = 0;
   goto __pyx_L0;
 
-  /* "bilex.pxi":267
+  /* "cdec/sa/bilex.pxi":267
  * 
  * 
  *     def get_e_id(self, eword):             # <<<<<<<<<<<<<<
@@ -17815,7 +17853,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_10get_e_id(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "bilex.pxi":275
+/* "cdec/sa/bilex.pxi":275
  * 
  * 
  *     def get_f_id(self, fword):             # <<<<<<<<<<<<<<
@@ -17850,7 +17888,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_12get_f_id(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_f_id", 0);
 
-  /* "bilex.pxi":276
+  /* "cdec/sa/bilex.pxi":276
  * 
  *     def get_f_id(self, fword):
  *         if fword not in self.fword2id:             # <<<<<<<<<<<<<<
@@ -17861,7 +17899,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_12get_f_id(struct __pyx_obj_4cde
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "bilex.pxi":277
+    /* "cdec/sa/bilex.pxi":277
  *     def get_f_id(self, fword):
  *         if fword not in self.fword2id:
  *             f_id = len(self.id2fword)             # <<<<<<<<<<<<<<
@@ -17874,7 +17912,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_12get_f_id(struct __pyx_obj_4cde
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     __pyx_v_f_id = __pyx_t_4;
 
-    /* "bilex.pxi":278
+    /* "cdec/sa/bilex.pxi":278
  *         if fword not in self.fword2id:
  *             f_id = len(self.id2fword)
  *             self.id2fword.append(fword)             # <<<<<<<<<<<<<<
@@ -17883,7 +17921,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_12get_f_id(struct __pyx_obj_4cde
  */
     __pyx_t_5 = __Pyx_PyObject_Append(__pyx_v_self->id2fword, __pyx_v_fword); if (unlikely(__pyx_t_5 == -1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 278; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "bilex.pxi":279
+    /* "cdec/sa/bilex.pxi":279
  *             f_id = len(self.id2fword)
  *             self.id2fword.append(fword)
  *             self.fword2id[fword] = f_id             # <<<<<<<<<<<<<<
@@ -17898,7 +17936,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_12get_f_id(struct __pyx_obj_4cde
   }
   __pyx_L3:;
 
-  /* "bilex.pxi":280
+  /* "cdec/sa/bilex.pxi":280
  *             self.id2fword.append(fword)
  *             self.fword2id[fword] = f_id
  *         return self.fword2id[fword]             # <<<<<<<<<<<<<<
@@ -17912,7 +17950,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_12get_f_id(struct __pyx_obj_4cde
   __pyx_t_3 = 0;
   goto __pyx_L0;
 
-  /* "bilex.pxi":275
+  /* "cdec/sa/bilex.pxi":275
  * 
  * 
  *     def get_f_id(self, fword):             # <<<<<<<<<<<<<<
@@ -17931,7 +17969,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_12get_f_id(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "bilex.pxi":283
+/* "cdec/sa/bilex.pxi":283
  * 
  * 
  *     def read_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -18013,7 +18051,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("read_text", 0);
 
-  /* "bilex.pxi":287
+  /* "cdec/sa/bilex.pxi":287
  *         cdef IntList fcount
  * 
  *         fcount = IntList()             # <<<<<<<<<<<<<<
@@ -18025,7 +18063,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
   __pyx_v_fcount = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "bilex.pxi":288
+  /* "cdec/sa/bilex.pxi":288
  * 
  *         fcount = IntList()
  *         with gzip_or_text(filename) as f:             # <<<<<<<<<<<<<<
@@ -18098,7 +18136,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           __pyx_v_f = __pyx_t_5;
           __pyx_t_5 = 0;
 
-          /* "bilex.pxi":290
+          /* "cdec/sa/bilex.pxi":290
  *         with gzip_or_text(filename) as f:
  *             # first loop merely establishes size of array objects
  *             for line in f:             # <<<<<<<<<<<<<<
@@ -18145,7 +18183,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_XDECREF_SET(__pyx_v_line, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "bilex.pxi":291
+            /* "cdec/sa/bilex.pxi":291
  *             # first loop merely establishes size of array objects
  *             for line in f:
  *                 (fword, eword, score1, score2) = line.split()             # <<<<<<<<<<<<<<
@@ -18244,7 +18282,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_XDECREF_SET(__pyx_v_score2, __pyx_t_12);
             __pyx_t_12 = 0;
 
-            /* "bilex.pxi":292
+            /* "cdec/sa/bilex.pxi":292
  *             for line in f:
  *                 (fword, eword, score1, score2) = line.split()
  *                 f_id = self.get_f_id(fword)             # <<<<<<<<<<<<<<
@@ -18281,7 +18319,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_XDECREF_SET(__pyx_v_f_id, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "bilex.pxi":293
+            /* "cdec/sa/bilex.pxi":293
  *                 (fword, eword, score1, score2) = line.split()
  *                 f_id = self.get_f_id(fword)
  *                 e_id = self.get_e_id(eword)             # <<<<<<<<<<<<<<
@@ -18318,7 +18356,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_XDECREF_SET(__pyx_v_e_id, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "bilex.pxi":294
+            /* "cdec/sa/bilex.pxi":294
  *                 f_id = self.get_f_id(fword)
  *                 e_id = self.get_e_id(eword)
  *                 while f_id >= len(fcount):             # <<<<<<<<<<<<<<
@@ -18335,7 +18373,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
               __Pyx_DECREF(__pyx_t_12); __pyx_t_12 = 0;
               if (!__pyx_t_16) break;
 
-              /* "bilex.pxi":295
+              /* "cdec/sa/bilex.pxi":295
  *                 e_id = self.get_e_id(eword)
  *                 while f_id >= len(fcount):
  *                     fcount.append(0)             # <<<<<<<<<<<<<<
@@ -18345,7 +18383,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
               __pyx_t_17 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_fcount), __pyx_int_0); if (unlikely(__pyx_t_17 == -1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 295; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
             }
 
-            /* "bilex.pxi":296
+            /* "cdec/sa/bilex.pxi":296
  *                 while f_id >= len(fcount):
  *                     fcount.append(0)
  *                 fcount.arr[f_id] = fcount.arr[f_id] + 1             # <<<<<<<<<<<<<<
@@ -18356,7 +18394,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __pyx_t_18 = __Pyx_PyIndex_AsSsize_t(__pyx_v_f_id); if (unlikely((__pyx_t_18 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 296; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
             (__pyx_v_fcount->arr[__pyx_t_18]) = ((__pyx_v_fcount->arr[__pyx_t_15]) + 1);
 
-            /* "bilex.pxi":290
+            /* "cdec/sa/bilex.pxi":290
  *         with gzip_or_text(filename) as f:
  *             # first loop merely establishes size of array objects
  *             for line in f:             # <<<<<<<<<<<<<<
@@ -18366,7 +18404,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           }
           __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-          /* "bilex.pxi":299
+          /* "cdec/sa/bilex.pxi":299
  * 
  *             # Allocate space for dictionary in arrays
  *             N = 0             # <<<<<<<<<<<<<<
@@ -18376,7 +18414,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           __Pyx_INCREF(__pyx_int_0);
           __pyx_v_N = __pyx_int_0;
 
-          /* "bilex.pxi":300
+          /* "cdec/sa/bilex.pxi":300
  *             # Allocate space for dictionary in arrays
  *             N = 0
  *             n_f = len(fcount)             # <<<<<<<<<<<<<<
@@ -18389,7 +18427,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           __pyx_v_n_f = __pyx_t_5;
           __pyx_t_5 = 0;
 
-          /* "bilex.pxi":301
+          /* "cdec/sa/bilex.pxi":301
  *             N = 0
  *             n_f = len(fcount)
  *             self.f_index = IntList(initial_len=n_f+1)             # <<<<<<<<<<<<<<
@@ -18411,7 +18449,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           __pyx_v_self->f_index = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_12);
           __pyx_t_12 = 0;
 
-          /* "bilex.pxi":302
+          /* "cdec/sa/bilex.pxi":302
  *             n_f = len(fcount)
  *             self.f_index = IntList(initial_len=n_f+1)
  *             for i from 0 <= i < n_f:             # <<<<<<<<<<<<<<
@@ -18425,7 +18463,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_12);
             __pyx_t_12 = 0;
 
-            /* "bilex.pxi":303
+            /* "cdec/sa/bilex.pxi":303
  *             self.f_index = IntList(initial_len=n_f+1)
  *             for i from 0 <= i < n_f:
  *                 self.f_index.arr[i] = N             # <<<<<<<<<<<<<<
@@ -18436,7 +18474,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __pyx_t_10 = __Pyx_PyIndex_AsSsize_t(__pyx_v_i); if (unlikely((__pyx_t_10 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 303; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
             (__pyx_v_self->f_index->arr[__pyx_t_10]) = __pyx_t_21;
 
-            /* "bilex.pxi":304
+            /* "cdec/sa/bilex.pxi":304
  *             for i from 0 <= i < n_f:
  *                 self.f_index.arr[i] = N
  *                 N = N + fcount.arr[i]             # <<<<<<<<<<<<<<
@@ -18452,7 +18490,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_DECREF_SET(__pyx_v_N, __pyx_t_5);
             __pyx_t_5 = 0;
 
-            /* "bilex.pxi":305
+            /* "cdec/sa/bilex.pxi":305
  *                 self.f_index.arr[i] = N
  *                 N = N + fcount.arr[i]
  *                 fcount.arr[i] = 0             # <<<<<<<<<<<<<<
@@ -18464,7 +18502,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __pyx_t_20 = __Pyx_PyInt_As_long(__pyx_v_i); if (unlikely((__pyx_t_20 == (long)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 302; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
           }
 
-          /* "bilex.pxi":302
+          /* "cdec/sa/bilex.pxi":302
  *             n_f = len(fcount)
  *             self.f_index = IntList(initial_len=n_f+1)
  *             for i from 0 <= i < n_f:             # <<<<<<<<<<<<<<
@@ -18476,7 +18514,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_5);
           __pyx_t_5 = 0;
 
-          /* "bilex.pxi":306
+          /* "cdec/sa/bilex.pxi":306
  *                 N = N + fcount.arr[i]
  *                 fcount.arr[i] = 0
  *             self.f_index.arr[n_f] = N             # <<<<<<<<<<<<<<
@@ -18487,7 +18525,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           __pyx_t_10 = __Pyx_PyIndex_AsSsize_t(__pyx_v_n_f); if (unlikely((__pyx_t_10 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 306; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
           (__pyx_v_self->f_index->arr[__pyx_t_10]) = __pyx_t_21;
 
-          /* "bilex.pxi":307
+          /* "cdec/sa/bilex.pxi":307
  *                 fcount.arr[i] = 0
  *             self.f_index.arr[n_f] = N
  *             self.e_index = IntList(initial_len=N)             # <<<<<<<<<<<<<<
@@ -18506,7 +18544,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           __pyx_v_self->e_index = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_12);
           __pyx_t_12 = 0;
 
-          /* "bilex.pxi":308
+          /* "cdec/sa/bilex.pxi":308
  *             self.f_index.arr[n_f] = N
  *             self.e_index = IntList(initial_len=N)
  *             self.col1 = FloatList(initial_len=N)             # <<<<<<<<<<<<<<
@@ -18525,7 +18563,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           __pyx_v_self->col1 = ((struct __pyx_obj_4cdec_2sa_3_sa_FloatList *)__pyx_t_5);
           __pyx_t_5 = 0;
 
-          /* "bilex.pxi":309
+          /* "cdec/sa/bilex.pxi":309
  *             self.e_index = IntList(initial_len=N)
  *             self.col1 = FloatList(initial_len=N)
  *             self.col2 = FloatList(initial_len=N)             # <<<<<<<<<<<<<<
@@ -18544,7 +18582,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           __pyx_v_self->col2 = ((struct __pyx_obj_4cdec_2sa_3_sa_FloatList *)__pyx_t_12);
           __pyx_t_12 = 0;
 
-          /* "bilex.pxi":312
+          /* "cdec/sa/bilex.pxi":312
  * 
  *             # Re-read file, placing words into buckets
  *             f.seek(0)             # <<<<<<<<<<<<<<
@@ -18558,7 +18596,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
           __Pyx_DECREF(__pyx_t_12); __pyx_t_12 = 0;
           __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-          /* "bilex.pxi":313
+          /* "cdec/sa/bilex.pxi":313
  *             # Re-read file, placing words into buckets
  *             f.seek(0)
  *             for line in f:             # <<<<<<<<<<<<<<
@@ -18605,7 +18643,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_XDECREF_SET(__pyx_v_line, __pyx_t_12);
             __pyx_t_12 = 0;
 
-            /* "bilex.pxi":314
+            /* "cdec/sa/bilex.pxi":314
  *             f.seek(0)
  *             for line in f:
  *                 (fword, eword, score1, score2) = line.split()             # <<<<<<<<<<<<<<
@@ -18704,7 +18742,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_XDECREF_SET(__pyx_v_score2, __pyx_t_2);
             __pyx_t_2 = 0;
 
-            /* "bilex.pxi":315
+            /* "cdec/sa/bilex.pxi":315
  *             for line in f:
  *                 (fword, eword, score1, score2) = line.split()
  *                 f_id = self.get_f_id(fword)             # <<<<<<<<<<<<<<
@@ -18741,7 +18779,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_XDECREF_SET(__pyx_v_f_id, __pyx_t_12);
             __pyx_t_12 = 0;
 
-            /* "bilex.pxi":316
+            /* "cdec/sa/bilex.pxi":316
  *                 (fword, eword, score1, score2) = line.split()
  *                 f_id = self.get_f_id(fword)
  *                 e_id = self.get_e_id(eword)             # <<<<<<<<<<<<<<
@@ -18778,7 +18816,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_XDECREF_SET(__pyx_v_e_id, __pyx_t_12);
             __pyx_t_12 = 0;
 
-            /* "bilex.pxi":317
+            /* "cdec/sa/bilex.pxi":317
  *                 f_id = self.get_f_id(fword)
  *                 e_id = self.get_e_id(eword)
  *                 index = self.f_index.arr[f_id] + fcount.arr[f_id]             # <<<<<<<<<<<<<<
@@ -18792,7 +18830,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __Pyx_XDECREF_SET(__pyx_v_index, __pyx_t_12);
             __pyx_t_12 = 0;
 
-            /* "bilex.pxi":318
+            /* "cdec/sa/bilex.pxi":318
  *                 e_id = self.get_e_id(eword)
  *                 index = self.f_index.arr[f_id] + fcount.arr[f_id]
  *                 fcount.arr[f_id] = fcount.arr[f_id] + 1             # <<<<<<<<<<<<<<
@@ -18803,7 +18841,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __pyx_t_15 = __Pyx_PyIndex_AsSsize_t(__pyx_v_f_id); if (unlikely((__pyx_t_15 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 318; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
             (__pyx_v_fcount->arr[__pyx_t_15]) = ((__pyx_v_fcount->arr[__pyx_t_18]) + 1);
 
-            /* "bilex.pxi":319
+            /* "cdec/sa/bilex.pxi":319
  *                 index = self.f_index.arr[f_id] + fcount.arr[f_id]
  *                 fcount.arr[f_id] = fcount.arr[f_id] + 1
  *                 self.e_index.arr[index] = int(e_id)             # <<<<<<<<<<<<<<
@@ -18817,7 +18855,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             __pyx_t_18 = __Pyx_PyIndex_AsSsize_t(__pyx_v_index); if (unlikely((__pyx_t_18 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 319; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
             (__pyx_v_self->e_index->arr[__pyx_t_18]) = __pyx_t_21;
 
-            /* "bilex.pxi":320
+            /* "cdec/sa/bilex.pxi":320
  *                 fcount.arr[f_id] = fcount.arr[f_id] + 1
  *                 self.e_index.arr[index] = int(e_id)
  *                 self.col1[index] = float(score1)             # <<<<<<<<<<<<<<
@@ -18830,7 +18868,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             if (unlikely(PyObject_SetItem(((PyObject *)__pyx_v_self->col1), __pyx_v_index, __pyx_t_12) < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 320; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
             __Pyx_DECREF(__pyx_t_12); __pyx_t_12 = 0;
 
-            /* "bilex.pxi":321
+            /* "cdec/sa/bilex.pxi":321
  *                 self.e_index.arr[index] = int(e_id)
  *                 self.col1[index] = float(score1)
  *                 self.col2[index] = float(score2)             # <<<<<<<<<<<<<<
@@ -18843,7 +18881,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
             if (unlikely(PyObject_SetItem(((PyObject *)__pyx_v_self->col2), __pyx_v_index, __pyx_t_12) < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 321; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
             __Pyx_DECREF(__pyx_t_12); __pyx_t_12 = 0;
 
-            /* "bilex.pxi":313
+            /* "cdec/sa/bilex.pxi":313
  *             # Re-read file, placing words into buckets
  *             f.seek(0)
  *             for line in f:             # <<<<<<<<<<<<<<
@@ -18866,7 +18904,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
         __Pyx_XDECREF(__pyx_t_12); __pyx_t_12 = 0;
         __Pyx_XDECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-        /* "bilex.pxi":288
+        /* "cdec/sa/bilex.pxi":288
  * 
  *         fcount = IntList()
  *         with gzip_or_text(filename) as f:             # <<<<<<<<<<<<<<
@@ -18937,7 +18975,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
     __pyx_L30:;
   }
 
-  /* "bilex.pxi":324
+  /* "cdec/sa/bilex.pxi":324
  * 
  *         # Sort buckets by eword
  *         for b from 0 <= b < n_f:             # <<<<<<<<<<<<<<
@@ -18952,7 +18990,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
     __Pyx_XDECREF_SET(__pyx_v_b, __pyx_t_2);
     __pyx_t_2 = 0;
 
-    /* "bilex.pxi":325
+    /* "cdec/sa/bilex.pxi":325
  *         # Sort buckets by eword
  *         for b from 0 <= b < n_f:
  *             i = self.f_index.arr[b]             # <<<<<<<<<<<<<<
@@ -18965,7 +19003,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
     __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_2);
     __pyx_t_2 = 0;
 
-    /* "bilex.pxi":326
+    /* "cdec/sa/bilex.pxi":326
  *         for b from 0 <= b < n_f:
  *             i = self.f_index.arr[b]
  *             j = self.f_index.arr[b+1]             # <<<<<<<<<<<<<<
@@ -18981,7 +19019,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
     __Pyx_XDECREF_SET(__pyx_v_j, __pyx_t_2);
     __pyx_t_2 = 0;
 
-    /* "bilex.pxi":327
+    /* "cdec/sa/bilex.pxi":327
  *             i = self.f_index.arr[b]
  *             j = self.f_index.arr[b+1]
  *             self.qsort(i,j, "")             # <<<<<<<<<<<<<<
@@ -18996,7 +19034,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
     __pyx_t_19 = __Pyx_PyInt_As_long(__pyx_v_b); if (unlikely((__pyx_t_19 == (long)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 324; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "bilex.pxi":324
+  /* "cdec/sa/bilex.pxi":324
  * 
  *         # Sort buckets by eword
  *         for b from 0 <= b < n_f:             # <<<<<<<<<<<<<<
@@ -19008,7 +19046,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
   __Pyx_XDECREF_SET(__pyx_v_b, __pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "bilex.pxi":283
+  /* "cdec/sa/bilex.pxi":283
  * 
  * 
  *     def read_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -19050,7 +19088,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_14read_text(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "bilex.pxi":330
+/* "cdec/sa/bilex.pxi":330
  * 
  * 
  *     cdef swap(self, int i, int j):             # <<<<<<<<<<<<<<
@@ -19066,7 +19104,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("swap", 0);
 
-  /* "bilex.pxi":334
+  /* "cdec/sa/bilex.pxi":334
  *         cdef float ftmp
  * 
  *         if i == j:             # <<<<<<<<<<<<<<
@@ -19076,7 +19114,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
   __pyx_t_1 = ((__pyx_v_i == __pyx_v_j) != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":335
+    /* "cdec/sa/bilex.pxi":335
  * 
  *         if i == j:
  *             return             # <<<<<<<<<<<<<<
@@ -19088,7 +19126,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
     goto __pyx_L0;
   }
 
-  /* "bilex.pxi":337
+  /* "cdec/sa/bilex.pxi":337
  *             return
  * 
  *         itmp = self.e_index.arr[i]             # <<<<<<<<<<<<<<
@@ -19097,7 +19135,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
  */
   __pyx_v_itmp = (__pyx_v_self->e_index->arr[__pyx_v_i]);
 
-  /* "bilex.pxi":338
+  /* "cdec/sa/bilex.pxi":338
  * 
  *         itmp = self.e_index.arr[i]
  *         self.e_index.arr[i] = self.e_index.arr[j]             # <<<<<<<<<<<<<<
@@ -19106,7 +19144,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
  */
   (__pyx_v_self->e_index->arr[__pyx_v_i]) = (__pyx_v_self->e_index->arr[__pyx_v_j]);
 
-  /* "bilex.pxi":339
+  /* "cdec/sa/bilex.pxi":339
  *         itmp = self.e_index.arr[i]
  *         self.e_index.arr[i] = self.e_index.arr[j]
  *         self.e_index.arr[j] = itmp             # <<<<<<<<<<<<<<
@@ -19115,7 +19153,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
  */
   (__pyx_v_self->e_index->arr[__pyx_v_j]) = __pyx_v_itmp;
 
-  /* "bilex.pxi":341
+  /* "cdec/sa/bilex.pxi":341
  *         self.e_index.arr[j] = itmp
  * 
  *         ftmp = self.col1.arr[i]             # <<<<<<<<<<<<<<
@@ -19124,7 +19162,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
  */
   __pyx_v_ftmp = (__pyx_v_self->col1->arr[__pyx_v_i]);
 
-  /* "bilex.pxi":342
+  /* "cdec/sa/bilex.pxi":342
  * 
  *         ftmp = self.col1.arr[i]
  *         self.col1.arr[i] = self.col1.arr[j]             # <<<<<<<<<<<<<<
@@ -19133,7 +19171,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
  */
   (__pyx_v_self->col1->arr[__pyx_v_i]) = (__pyx_v_self->col1->arr[__pyx_v_j]);
 
-  /* "bilex.pxi":343
+  /* "cdec/sa/bilex.pxi":343
  *         ftmp = self.col1.arr[i]
  *         self.col1.arr[i] = self.col1.arr[j]
  *         self.col1.arr[j] = ftmp             # <<<<<<<<<<<<<<
@@ -19142,7 +19180,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
  */
   (__pyx_v_self->col1->arr[__pyx_v_j]) = __pyx_v_ftmp;
 
-  /* "bilex.pxi":345
+  /* "cdec/sa/bilex.pxi":345
  *         self.col1.arr[j] = ftmp
  * 
  *         ftmp = self.col2.arr[i]             # <<<<<<<<<<<<<<
@@ -19151,7 +19189,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
  */
   __pyx_v_ftmp = (__pyx_v_self->col2->arr[__pyx_v_i]);
 
-  /* "bilex.pxi":346
+  /* "cdec/sa/bilex.pxi":346
  * 
  *         ftmp = self.col2.arr[i]
  *         self.col2.arr[i] = self.col2.arr[j]             # <<<<<<<<<<<<<<
@@ -19160,7 +19198,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
  */
   (__pyx_v_self->col2->arr[__pyx_v_i]) = (__pyx_v_self->col2->arr[__pyx_v_j]);
 
-  /* "bilex.pxi":347
+  /* "cdec/sa/bilex.pxi":347
  *         ftmp = self.col2.arr[i]
  *         self.col2.arr[i] = self.col2.arr[j]
  *         self.col2.arr[j] = ftmp             # <<<<<<<<<<<<<<
@@ -19169,7 +19207,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
  */
   (__pyx_v_self->col2->arr[__pyx_v_j]) = __pyx_v_ftmp;
 
-  /* "bilex.pxi":330
+  /* "cdec/sa/bilex.pxi":330
  * 
  * 
  *     cdef swap(self, int i, int j):             # <<<<<<<<<<<<<<
@@ -19185,7 +19223,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_swap(struct __pyx_obj_4cdec_2sa_3
   return __pyx_r;
 }
 
-/* "bilex.pxi":350
+/* "cdec/sa/bilex.pxi":350
  * 
  * 
  *     cdef qsort(self, int i, int j, pad):             # <<<<<<<<<<<<<<
@@ -19208,7 +19246,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("qsort", 0);
 
-  /* "bilex.pxi":353
+  /* "cdec/sa/bilex.pxi":353
  *         cdef int pval, p
  * 
  *         if i > j:             # <<<<<<<<<<<<<<
@@ -19218,7 +19256,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
   __pyx_t_1 = ((__pyx_v_i > __pyx_v_j) != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":354
+    /* "cdec/sa/bilex.pxi":354
  * 
  *         if i > j:
  *             raise Exception("Sort error in CLex")             # <<<<<<<<<<<<<<
@@ -19232,7 +19270,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
     {__pyx_filename = __pyx_f[5]; __pyx_lineno = 354; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "bilex.pxi":355
+  /* "cdec/sa/bilex.pxi":355
  *         if i > j:
  *             raise Exception("Sort error in CLex")
  *         if i == j: #empty interval             # <<<<<<<<<<<<<<
@@ -19242,7 +19280,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
   __pyx_t_1 = ((__pyx_v_i == __pyx_v_j) != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":356
+    /* "cdec/sa/bilex.pxi":356
  *             raise Exception("Sort error in CLex")
  *         if i == j: #empty interval
  *             return             # <<<<<<<<<<<<<<
@@ -19254,7 +19292,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
     goto __pyx_L0;
   }
 
-  /* "bilex.pxi":357
+  /* "cdec/sa/bilex.pxi":357
  *         if i == j: #empty interval
  *             return
  *         if i == j-1: # singleton interval             # <<<<<<<<<<<<<<
@@ -19264,7 +19302,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
   __pyx_t_1 = ((__pyx_v_i == (__pyx_v_j - 1)) != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":358
+    /* "cdec/sa/bilex.pxi":358
  *             return
  *         if i == j-1: # singleton interval
  *             return             # <<<<<<<<<<<<<<
@@ -19276,7 +19314,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
     goto __pyx_L0;
   }
 
-  /* "bilex.pxi":360
+  /* "cdec/sa/bilex.pxi":360
  *             return
  * 
  *         p = (i+j)/2             # <<<<<<<<<<<<<<
@@ -19285,7 +19323,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
  */
   __pyx_v_p = __Pyx_div_long((__pyx_v_i + __pyx_v_j), 2);
 
-  /* "bilex.pxi":361
+  /* "cdec/sa/bilex.pxi":361
  * 
  *         p = (i+j)/2
  *         pval = self.e_index.arr[p]             # <<<<<<<<<<<<<<
@@ -19294,7 +19332,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
  */
   __pyx_v_pval = (__pyx_v_self->e_index->arr[__pyx_v_p]);
 
-  /* "bilex.pxi":362
+  /* "cdec/sa/bilex.pxi":362
  *         p = (i+j)/2
  *         pval = self.e_index.arr[p]
  *         self.swap(i, p)             # <<<<<<<<<<<<<<
@@ -19305,7 +19343,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
   __Pyx_GOTREF(__pyx_t_2);
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "bilex.pxi":363
+  /* "cdec/sa/bilex.pxi":363
  *         pval = self.e_index.arr[p]
  *         self.swap(i, p)
  *         p = i             # <<<<<<<<<<<<<<
@@ -19314,7 +19352,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
  */
   __pyx_v_p = __pyx_v_i;
 
-  /* "bilex.pxi":364
+  /* "cdec/sa/bilex.pxi":364
  *         self.swap(i, p)
  *         p = i
  *         for k from i+1 <= k < j:             # <<<<<<<<<<<<<<
@@ -19324,7 +19362,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
   __pyx_t_3 = __pyx_v_j;
   for (__pyx_v_k = (__pyx_v_i + 1); __pyx_v_k < __pyx_t_3; __pyx_v_k++) {
 
-    /* "bilex.pxi":365
+    /* "cdec/sa/bilex.pxi":365
  *         p = i
  *         for k from i+1 <= k < j:
  *             if pval >= self.e_index.arr[k]:             # <<<<<<<<<<<<<<
@@ -19334,7 +19372,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
     __pyx_t_1 = ((__pyx_v_pval >= (__pyx_v_self->e_index->arr[__pyx_v_k])) != 0);
     if (__pyx_t_1) {
 
-      /* "bilex.pxi":366
+      /* "cdec/sa/bilex.pxi":366
  *         for k from i+1 <= k < j:
  *             if pval >= self.e_index.arr[k]:
  *                 self.swap(p+1, k)             # <<<<<<<<<<<<<<
@@ -19345,7 +19383,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
       __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "bilex.pxi":367
+      /* "cdec/sa/bilex.pxi":367
  *             if pval >= self.e_index.arr[k]:
  *                 self.swap(p+1, k)
  *                 self.swap(p, p+1)             # <<<<<<<<<<<<<<
@@ -19356,7 +19394,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
       __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "bilex.pxi":368
+      /* "cdec/sa/bilex.pxi":368
  *                 self.swap(p+1, k)
  *                 self.swap(p, p+1)
  *                 p = p + 1             # <<<<<<<<<<<<<<
@@ -19369,7 +19407,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
     __pyx_L8:;
   }
 
-  /* "bilex.pxi":369
+  /* "cdec/sa/bilex.pxi":369
  *                 self.swap(p, p+1)
  *                 p = p + 1
  *         self.qsort(i,p, pad+"    ")             # <<<<<<<<<<<<<<
@@ -19383,7 +19421,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-  /* "bilex.pxi":370
+  /* "cdec/sa/bilex.pxi":370
  *                 p = p + 1
  *         self.qsort(i,p, pad+"    ")
  *         self.qsort(p+1,j, pad+"    ")             # <<<<<<<<<<<<<<
@@ -19397,7 +19435,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "bilex.pxi":350
+  /* "cdec/sa/bilex.pxi":350
  * 
  * 
  *     cdef qsort(self, int i, int j, pad):             # <<<<<<<<<<<<<<
@@ -19419,7 +19457,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_5BiLex_qsort(struct __pyx_obj_4cdec_2sa_
   return __pyx_r;
 }
 
-/* "bilex.pxi":373
+/* "cdec/sa/bilex.pxi":373
  * 
  * 
  *     def write_enhanced(self, char* filename):             # <<<<<<<<<<<<<<
@@ -19483,7 +19521,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_enhanced", 0);
 
-  /* "bilex.pxi":374
+  /* "cdec/sa/bilex.pxi":374
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -19539,7 +19577,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
           __pyx_v_f = __pyx_t_4;
           __pyx_t_4 = 0;
 
-          /* "bilex.pxi":375
+          /* "cdec/sa/bilex.pxi":375
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:
  *             for i in self.f_index:             # <<<<<<<<<<<<<<
@@ -19586,7 +19624,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
             __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "bilex.pxi":376
+            /* "cdec/sa/bilex.pxi":376
  *         with open(filename, "w") as f:
  *             for i in self.f_index:
  *                 f.write("%d " % i)             # <<<<<<<<<<<<<<
@@ -19625,7 +19663,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
             __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
             __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-            /* "bilex.pxi":375
+            /* "cdec/sa/bilex.pxi":375
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:
  *             for i in self.f_index:             # <<<<<<<<<<<<<<
@@ -19635,7 +19673,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
           }
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-          /* "bilex.pxi":377
+          /* "cdec/sa/bilex.pxi":377
  *             for i in self.f_index:
  *                 f.write("%d " % i)
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -19649,7 +19687,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-          /* "bilex.pxi":378
+          /* "cdec/sa/bilex.pxi":378
  *                 f.write("%d " % i)
  *             f.write("\n")
  *             for i, s1, s2 in zip(self.e_index, self.col1, self.col2):             # <<<<<<<<<<<<<<
@@ -19772,7 +19810,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
             __Pyx_XDECREF_SET(__pyx_v_s2, __pyx_t_5);
             __pyx_t_5 = 0;
 
-            /* "bilex.pxi":379
+            /* "cdec/sa/bilex.pxi":379
  *             f.write("\n")
  *             for i, s1, s2 in zip(self.e_index, self.col1, self.col2):
  *                 f.write("%d %f %f " % (i, s1, s2))             # <<<<<<<<<<<<<<
@@ -19823,7 +19861,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
             __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
             __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-            /* "bilex.pxi":378
+            /* "cdec/sa/bilex.pxi":378
  *                 f.write("%d " % i)
  *             f.write("\n")
  *             for i, s1, s2 in zip(self.e_index, self.col1, self.col2):             # <<<<<<<<<<<<<<
@@ -19833,7 +19871,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
           }
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-          /* "bilex.pxi":380
+          /* "cdec/sa/bilex.pxi":380
  *             for i, s1, s2 in zip(self.e_index, self.col1, self.col2):
  *                 f.write("%d %f %f " % (i, s1, s2))
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -19847,7 +19885,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-          /* "bilex.pxi":381
+          /* "cdec/sa/bilex.pxi":381
  *                 f.write("%d %f %f " % (i, s1, s2))
  *             f.write("\n")
  *             for i, w in enumerate(self.id2fword):             # <<<<<<<<<<<<<<
@@ -19903,7 +19941,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
             __pyx_t_4 = __pyx_t_5;
             __pyx_t_5 = 0;
 
-            /* "bilex.pxi":382
+            /* "cdec/sa/bilex.pxi":382
  *             f.write("\n")
  *             for i, w in enumerate(self.id2fword):
  *                 f.write("%d %s " % (i, w))             # <<<<<<<<<<<<<<
@@ -19951,7 +19989,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
             __Pyx_DECREF(__pyx_t_11); __pyx_t_11 = 0;
             __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-            /* "bilex.pxi":381
+            /* "cdec/sa/bilex.pxi":381
  *                 f.write("%d %f %f " % (i, s1, s2))
  *             f.write("\n")
  *             for i, w in enumerate(self.id2fword):             # <<<<<<<<<<<<<<
@@ -19962,7 +20000,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-          /* "bilex.pxi":383
+          /* "cdec/sa/bilex.pxi":383
  *             for i, w in enumerate(self.id2fword):
  *                 f.write("%d %s " % (i, w))
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -19976,7 +20014,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-          /* "bilex.pxi":384
+          /* "cdec/sa/bilex.pxi":384
  *                 f.write("%d %s " % (i, w))
  *             f.write("\n")
  *             for i, w in enumerate(self.id2eword):             # <<<<<<<<<<<<<<
@@ -20032,7 +20070,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
             __pyx_t_1 = __pyx_t_5;
             __pyx_t_5 = 0;
 
-            /* "bilex.pxi":385
+            /* "cdec/sa/bilex.pxi":385
  *             f.write("\n")
  *             for i, w in enumerate(self.id2eword):
  *                 f.write("%d %s " % (i, w))             # <<<<<<<<<<<<<<
@@ -20080,7 +20118,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
             __Pyx_DECREF(__pyx_t_11); __pyx_t_11 = 0;
             __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-            /* "bilex.pxi":384
+            /* "cdec/sa/bilex.pxi":384
  *                 f.write("%d %s " % (i, w))
  *             f.write("\n")
  *             for i, w in enumerate(self.id2eword):             # <<<<<<<<<<<<<<
@@ -20091,7 +20129,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-          /* "bilex.pxi":386
+          /* "cdec/sa/bilex.pxi":386
  *             for i, w in enumerate(self.id2eword):
  *                 f.write("%d %s " % (i, w))
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -20118,7 +20156,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
         __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-        /* "bilex.pxi":374
+        /* "cdec/sa/bilex.pxi":374
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -20189,7 +20227,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
     __pyx_L28:;
   }
 
-  /* "bilex.pxi":373
+  /* "cdec/sa/bilex.pxi":373
  * 
  * 
  *     def write_enhanced(self, char* filename):             # <<<<<<<<<<<<<<
@@ -20221,7 +20259,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_16write_enhanced(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "bilex.pxi":389
+/* "cdec/sa/bilex.pxi":389
  * 
  * 
  *     def get_score(self, fword, eword, col):             # <<<<<<<<<<<<<<
@@ -20318,7 +20356,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_score", 0);
 
-  /* "bilex.pxi":392
+  /* "cdec/sa/bilex.pxi":392
  *         cdef e_id, f_id, low, high, midpoint, val
  * 
  *         if eword not in self.eword2id:             # <<<<<<<<<<<<<<
@@ -20329,7 +20367,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "bilex.pxi":393
+    /* "cdec/sa/bilex.pxi":393
  * 
  *         if eword not in self.eword2id:
  *             return None             # <<<<<<<<<<<<<<
@@ -20342,7 +20380,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     goto __pyx_L0;
   }
 
-  /* "bilex.pxi":394
+  /* "cdec/sa/bilex.pxi":394
  *         if eword not in self.eword2id:
  *             return None
  *         if fword not in self.fword2id:             # <<<<<<<<<<<<<<
@@ -20353,7 +20391,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
   __pyx_t_1 = (__pyx_t_2 != 0);
   if (__pyx_t_1) {
 
-    /* "bilex.pxi":395
+    /* "cdec/sa/bilex.pxi":395
  *             return None
  *         if fword not in self.fword2id:
  *             return None             # <<<<<<<<<<<<<<
@@ -20366,7 +20404,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     goto __pyx_L0;
   }
 
-  /* "bilex.pxi":396
+  /* "cdec/sa/bilex.pxi":396
  *         if fword not in self.fword2id:
  *             return None
  *         f_id = self.fword2id[fword]             # <<<<<<<<<<<<<<
@@ -20378,7 +20416,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
   __pyx_v_f_id = __pyx_t_3;
   __pyx_t_3 = 0;
 
-  /* "bilex.pxi":397
+  /* "cdec/sa/bilex.pxi":397
  *             return None
  *         f_id = self.fword2id[fword]
  *         e_id = self.eword2id[eword]             # <<<<<<<<<<<<<<
@@ -20390,7 +20428,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
   __pyx_v_e_id = __pyx_t_3;
   __pyx_t_3 = 0;
 
-  /* "bilex.pxi":398
+  /* "cdec/sa/bilex.pxi":398
  *         f_id = self.fword2id[fword]
  *         e_id = self.eword2id[eword]
  *         low = self.f_index.arr[f_id]             # <<<<<<<<<<<<<<
@@ -20403,7 +20441,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
   __pyx_v_low = __pyx_t_3;
   __pyx_t_3 = 0;
 
-  /* "bilex.pxi":399
+  /* "cdec/sa/bilex.pxi":399
  *         e_id = self.eword2id[eword]
  *         low = self.f_index.arr[f_id]
  *         high = self.f_index.arr[f_id+1]             # <<<<<<<<<<<<<<
@@ -20419,7 +20457,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
   __pyx_v_high = __pyx_t_3;
   __pyx_t_3 = 0;
 
-  /* "bilex.pxi":400
+  /* "cdec/sa/bilex.pxi":400
  *         low = self.f_index.arr[f_id]
  *         high = self.f_index.arr[f_id+1]
  *         while high - low > 0:             # <<<<<<<<<<<<<<
@@ -20435,7 +20473,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
     if (!__pyx_t_1) break;
 
-    /* "bilex.pxi":401
+    /* "cdec/sa/bilex.pxi":401
  *         high = self.f_index.arr[f_id+1]
  *         while high - low > 0:
  *             midpoint = (low+high)/2             # <<<<<<<<<<<<<<
@@ -20450,7 +20488,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     __Pyx_XDECREF_SET(__pyx_v_midpoint, __pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "bilex.pxi":402
+    /* "cdec/sa/bilex.pxi":402
  *         while high - low > 0:
  *             midpoint = (low+high)/2
  *             val = self.e_index.arr[midpoint]             # <<<<<<<<<<<<<<
@@ -20463,7 +20501,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     __Pyx_XDECREF_SET(__pyx_v_val, __pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "bilex.pxi":403
+    /* "cdec/sa/bilex.pxi":403
  *             midpoint = (low+high)/2
  *             val = self.e_index.arr[midpoint]
  *             if val == e_id:             # <<<<<<<<<<<<<<
@@ -20475,7 +20513,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     if (__pyx_t_1) {
 
-      /* "bilex.pxi":404
+      /* "cdec/sa/bilex.pxi":404
  *             val = self.e_index.arr[midpoint]
  *             if val == e_id:
  *                 if col == 0:             # <<<<<<<<<<<<<<
@@ -20487,7 +20525,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
       __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
       if (__pyx_t_1) {
 
-        /* "bilex.pxi":405
+        /* "cdec/sa/bilex.pxi":405
  *             if val == e_id:
  *                 if col == 0:
  *                     return self.col1.arr[midpoint]             # <<<<<<<<<<<<<<
@@ -20503,7 +20541,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
         goto __pyx_L0;
       }
 
-      /* "bilex.pxi":406
+      /* "cdec/sa/bilex.pxi":406
  *                 if col == 0:
  *                     return self.col1.arr[midpoint]
  *                 if col == 1:             # <<<<<<<<<<<<<<
@@ -20515,7 +20553,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
       __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
       if (__pyx_t_1) {
 
-        /* "bilex.pxi":407
+        /* "cdec/sa/bilex.pxi":407
  *                     return self.col1.arr[midpoint]
  *                 if col == 1:
  *                     return self.col2.arr[midpoint]             # <<<<<<<<<<<<<<
@@ -20534,7 +20572,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     }
     __pyx_L7:;
 
-    /* "bilex.pxi":408
+    /* "cdec/sa/bilex.pxi":408
  *                 if col == 1:
  *                     return self.col2.arr[midpoint]
  *             if val > e_id:             # <<<<<<<<<<<<<<
@@ -20546,7 +20584,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     if (__pyx_t_1) {
 
-      /* "bilex.pxi":409
+      /* "cdec/sa/bilex.pxi":409
  *                     return self.col2.arr[midpoint]
  *             if val > e_id:
  *                 high = midpoint             # <<<<<<<<<<<<<<
@@ -20559,7 +20597,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     }
     __pyx_L10:;
 
-    /* "bilex.pxi":410
+    /* "cdec/sa/bilex.pxi":410
  *             if val > e_id:
  *                 high = midpoint
  *             if val < e_id:             # <<<<<<<<<<<<<<
@@ -20571,7 +20609,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     if (__pyx_t_1) {
 
-      /* "bilex.pxi":411
+      /* "cdec/sa/bilex.pxi":411
  *                 high = midpoint
  *             if val < e_id:
  *                 low = midpoint + 1             # <<<<<<<<<<<<<<
@@ -20587,7 +20625,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
     __pyx_L11:;
   }
 
-  /* "bilex.pxi":412
+  /* "cdec/sa/bilex.pxi":412
  *             if val < e_id:
  *                 low = midpoint + 1
  *         return None             # <<<<<<<<<<<<<<
@@ -20599,7 +20637,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
   __pyx_r = Py_None;
   goto __pyx_L0;
 
-  /* "bilex.pxi":389
+  /* "cdec/sa/bilex.pxi":389
  * 
  * 
  *     def get_score(self, fword, eword, col):             # <<<<<<<<<<<<<<
@@ -20625,7 +20663,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_18get_score(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "bilex.pxi":415
+/* "cdec/sa/bilex.pxi":415
  * 
  * 
  *     def write_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -20690,7 +20728,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_text", 0);
 
-  /* "bilex.pxi":419
+  /* "cdec/sa/bilex.pxi":419
  *         cdef i, N, e_id, f_id
  * 
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -20746,7 +20784,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
           __pyx_v_f = __pyx_t_4;
           __pyx_t_4 = 0;
 
-          /* "bilex.pxi":420
+          /* "cdec/sa/bilex.pxi":420
  * 
  *         with open(filename, "w") as f:
  *             N = len(self.e_index)             # <<<<<<<<<<<<<<
@@ -20762,7 +20800,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
           __pyx_v_N = __pyx_t_4;
           __pyx_t_4 = 0;
 
-          /* "bilex.pxi":421
+          /* "cdec/sa/bilex.pxi":421
  *         with open(filename, "w") as f:
  *             N = len(self.e_index)
  *             f_id = 0             # <<<<<<<<<<<<<<
@@ -20772,7 +20810,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
           __Pyx_INCREF(__pyx_int_0);
           __pyx_v_f_id = __pyx_int_0;
 
-          /* "bilex.pxi":422
+          /* "cdec/sa/bilex.pxi":422
  *             N = len(self.e_index)
  *             f_id = 0
  *             for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -20786,7 +20824,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
             __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_4);
             __pyx_t_4 = 0;
 
-            /* "bilex.pxi":423
+            /* "cdec/sa/bilex.pxi":423
  *             f_id = 0
  *             for i from 0 <= i < N:
  *                 while self.f_index.arr[f_id+1] == i:             # <<<<<<<<<<<<<<
@@ -20806,7 +20844,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
               __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
               if (!__pyx_t_12) break;
 
-              /* "bilex.pxi":424
+              /* "cdec/sa/bilex.pxi":424
  *             for i from 0 <= i < N:
  *                 while self.f_index.arr[f_id+1] == i:
  *                     f_id = f_id + 1             # <<<<<<<<<<<<<<
@@ -20819,7 +20857,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
               __pyx_t_1 = 0;
             }
 
-            /* "bilex.pxi":425
+            /* "cdec/sa/bilex.pxi":425
  *                 while self.f_index.arr[f_id+1] == i:
  *                     f_id = f_id + 1
  *                 e_id = self.e_index.arr[i]             # <<<<<<<<<<<<<<
@@ -20832,7 +20870,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
             __Pyx_XDECREF_SET(__pyx_v_e_id, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "bilex.pxi":426
+            /* "cdec/sa/bilex.pxi":426
  *                     f_id = f_id + 1
  *                 e_id = self.e_index.arr[i]
  *                 score1 = self.col1.arr[i]             # <<<<<<<<<<<<<<
@@ -20845,7 +20883,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
             __Pyx_XDECREF_SET(__pyx_v_score1, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "bilex.pxi":427
+            /* "cdec/sa/bilex.pxi":427
  *                 e_id = self.e_index.arr[i]
  *                 score1 = self.col1.arr[i]
  *                 score2 = self.col2.arr[i]             # <<<<<<<<<<<<<<
@@ -20857,7 +20895,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
             __Pyx_XDECREF_SET(__pyx_v_score2, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "bilex.pxi":428
+            /* "cdec/sa/bilex.pxi":428
  *                 score1 = self.col1.arr[i]
  *                 score2 = self.col2.arr[i]
  *                 f.write("%s %s %.6f %.6f\n" % (self.id2fword[f_id], self.id2eword[e_id], score1, score2))             # <<<<<<<<<<<<<<
@@ -20915,7 +20953,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
             __pyx_t_11 = __Pyx_PyInt_As_long(__pyx_v_i); if (unlikely((__pyx_t_11 == (long)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 422; __pyx_clineno = __LINE__; goto __pyx_L7_error;}
           }
 
-          /* "bilex.pxi":422
+          /* "cdec/sa/bilex.pxi":422
  *             N = len(self.e_index)
  *             f_id = 0
  *             for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -20938,7 +20976,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
         __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
         __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-        /* "bilex.pxi":419
+        /* "cdec/sa/bilex.pxi":419
  *         cdef i, N, e_id, f_id
  * 
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -21009,7 +21047,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
     __pyx_L22:;
   }
 
-  /* "bilex.pxi":415
+  /* "cdec/sa/bilex.pxi":415
  * 
  * 
  *     def write_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -21041,7 +21079,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_5BiLex_20write_text(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "veb.pxi":21
+/* "cdec/sa/veb.pxi":21
  * cdef int LOWER_MASK[32]
  * 
  * cdef void _init_lower_mask():             # <<<<<<<<<<<<<<
@@ -21057,7 +21095,7 @@ static void __pyx_f_4cdec_2sa_3_sa__init_lower_mask(void) {
   unsigned int __pyx_t_2;
   __Pyx_RefNannySetupContext("_init_lower_mask", 0);
 
-  /* "veb.pxi":23
+  /* "cdec/sa/veb.pxi":23
  * cdef void _init_lower_mask():
  *     cdef unsigned i
  *     cdef int mask = 0             # <<<<<<<<<<<<<<
@@ -21066,7 +21104,7 @@ static void __pyx_f_4cdec_2sa_3_sa__init_lower_mask(void) {
  */
   __pyx_v_mask = 0;
 
-  /* "veb.pxi":24
+  /* "cdec/sa/veb.pxi":24
  *     cdef unsigned i
  *     cdef int mask = 0
  *     for i in range(MIN_BOTTOM_SIZE):             # <<<<<<<<<<<<<<
@@ -21077,7 +21115,7 @@ static void __pyx_f_4cdec_2sa_3_sa__init_lower_mask(void) {
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_v_i = __pyx_t_2;
 
-    /* "veb.pxi":25
+    /* "cdec/sa/veb.pxi":25
  *     cdef int mask = 0
  *     for i in range(MIN_BOTTOM_SIZE):
  *         mask = (mask << 1) + 1             # <<<<<<<<<<<<<<
@@ -21086,7 +21124,7 @@ static void __pyx_f_4cdec_2sa_3_sa__init_lower_mask(void) {
  */
     __pyx_v_mask = ((__pyx_v_mask << 1) + 1);
 
-    /* "veb.pxi":26
+    /* "cdec/sa/veb.pxi":26
  *     for i in range(MIN_BOTTOM_SIZE):
  *         mask = (mask << 1) + 1
  *         LOWER_MASK[i] = mask             # <<<<<<<<<<<<<<
@@ -21096,7 +21134,7 @@ static void __pyx_f_4cdec_2sa_3_sa__init_lower_mask(void) {
     (__pyx_v_4cdec_2sa_3_sa_LOWER_MASK[__pyx_v_i]) = __pyx_v_mask;
   }
 
-  /* "veb.pxi":21
+  /* "cdec/sa/veb.pxi":21
  * cdef int LOWER_MASK[32]
  * 
  * cdef void _init_lower_mask():             # <<<<<<<<<<<<<<
@@ -21108,7 +21146,7 @@ static void __pyx_f_4cdec_2sa_3_sa__init_lower_mask(void) {
   __Pyx_RefNannyFinishContext();
 }
 
-/* "veb.pxi":37
+/* "cdec/sa/veb.pxi":37
  * 
  * 
  * cdef _BitSet* new_BitSet():             # <<<<<<<<<<<<<<
@@ -21122,7 +21160,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__BitSet *__pyx_f_4cdec_2sa_3_sa_new_BitSet(
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("new_BitSet", 0);
 
-  /* "veb.pxi":40
+  /* "cdec/sa/veb.pxi":40
  *     cdef _BitSet* b
  * 
  *     b = <_BitSet*> malloc(sizeof(_BitSet))             # <<<<<<<<<<<<<<
@@ -21131,7 +21169,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__BitSet *__pyx_f_4cdec_2sa_3_sa_new_BitSet(
  */
   __pyx_v_b = ((struct __pyx_t_4cdec_2sa_3_sa__BitSet *)malloc((sizeof(struct __pyx_t_4cdec_2sa_3_sa__BitSet))));
 
-  /* "veb.pxi":41
+  /* "cdec/sa/veb.pxi":41
  * 
  *     b = <_BitSet*> malloc(sizeof(_BitSet))
  *     b.bitset = 0             # <<<<<<<<<<<<<<
@@ -21140,7 +21178,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__BitSet *__pyx_f_4cdec_2sa_3_sa_new_BitSet(
  */
   __pyx_v_b->bitset = 0;
 
-  /* "veb.pxi":42
+  /* "cdec/sa/veb.pxi":42
  *     b = <_BitSet*> malloc(sizeof(_BitSet))
  *     b.bitset = 0
  *     b.min_val = -1             # <<<<<<<<<<<<<<
@@ -21149,7 +21187,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__BitSet *__pyx_f_4cdec_2sa_3_sa_new_BitSet(
  */
   __pyx_v_b->min_val = -1;
 
-  /* "veb.pxi":43
+  /* "cdec/sa/veb.pxi":43
  *     b.bitset = 0
  *     b.min_val = -1
  *     b.max_val = -1             # <<<<<<<<<<<<<<
@@ -21158,7 +21196,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__BitSet *__pyx_f_4cdec_2sa_3_sa_new_BitSet(
  */
   __pyx_v_b->max_val = -1;
 
-  /* "veb.pxi":44
+  /* "cdec/sa/veb.pxi":44
  *     b.min_val = -1
  *     b.max_val = -1
  *     b.size = 0             # <<<<<<<<<<<<<<
@@ -21167,7 +21205,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__BitSet *__pyx_f_4cdec_2sa_3_sa_new_BitSet(
  */
   __pyx_v_b->size = 0;
 
-  /* "veb.pxi":45
+  /* "cdec/sa/veb.pxi":45
  *     b.max_val = -1
  *     b.size = 0
  *     return b             # <<<<<<<<<<<<<<
@@ -21177,7 +21215,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__BitSet *__pyx_f_4cdec_2sa_3_sa_new_BitSet(
   __pyx_r = __pyx_v_b;
   goto __pyx_L0;
 
-  /* "veb.pxi":37
+  /* "cdec/sa/veb.pxi":37
  * 
  * 
  * cdef _BitSet* new_BitSet():             # <<<<<<<<<<<<<<
@@ -21191,7 +21229,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__BitSet *__pyx_f_4cdec_2sa_3_sa_new_BitSet(
   return __pyx_r;
 }
 
-/* "veb.pxi":48
+/* "cdec/sa/veb.pxi":48
  * 
  * 
  * cdef int bitset_findsucc(_BitSet* b, int i):             # <<<<<<<<<<<<<<
@@ -21211,7 +21249,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
   int __pyx_t_2;
   __Pyx_RefNannySetupContext("bitset_findsucc", 0);
 
-  /* "veb.pxi":52
+  /* "cdec/sa/veb.pxi":52
  *     cdef int low, high, mid
  * 
  *     if b.max_val == -1 or i >= b.max_val:             # <<<<<<<<<<<<<<
@@ -21231,7 +21269,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
   __pyx_L4_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "veb.pxi":53
+    /* "cdec/sa/veb.pxi":53
  * 
  *     if b.max_val == -1 or i >= b.max_val:
  *         return -1             # <<<<<<<<<<<<<<
@@ -21242,7 +21280,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
     goto __pyx_L0;
   }
 
-  /* "veb.pxi":54
+  /* "cdec/sa/veb.pxi":54
  *     if b.max_val == -1 or i >= b.max_val:
  *         return -1
  *     if i < b.min_val:             # <<<<<<<<<<<<<<
@@ -21252,7 +21290,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
   __pyx_t_1 = ((__pyx_v_i < __pyx_v_b->min_val) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":55
+    /* "cdec/sa/veb.pxi":55
  *         return -1
  *     if i < b.min_val:
  *         return b.min_val             # <<<<<<<<<<<<<<
@@ -21263,7 +21301,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
     goto __pyx_L0;
   }
 
-  /* "veb.pxi":57
+  /* "cdec/sa/veb.pxi":57
  *         return b.min_val
  * 
  *     bitset = b.bitset & ~LOWER_MASK[i]             # <<<<<<<<<<<<<<
@@ -21272,7 +21310,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
  */
   __pyx_v_bitset = (__pyx_v_b->bitset & (~(__pyx_v_4cdec_2sa_3_sa_LOWER_MASK[__pyx_v_i])));
 
-  /* "veb.pxi":58
+  /* "cdec/sa/veb.pxi":58
  * 
  *     bitset = b.bitset & ~LOWER_MASK[i]
  *     low = i+1             # <<<<<<<<<<<<<<
@@ -21281,7 +21319,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
  */
   __pyx_v_low = (__pyx_v_i + 1);
 
-  /* "veb.pxi":59
+  /* "cdec/sa/veb.pxi":59
  *     bitset = b.bitset & ~LOWER_MASK[i]
  *     low = i+1
  *     high = b.max_val+1             # <<<<<<<<<<<<<<
@@ -21290,7 +21328,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
  */
   __pyx_v_high = (__pyx_v_b->max_val + 1);
 
-  /* "veb.pxi":60
+  /* "cdec/sa/veb.pxi":60
  *     low = i+1
  *     high = b.max_val+1
  *     while low < high-1:             # <<<<<<<<<<<<<<
@@ -21301,7 +21339,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
     __pyx_t_1 = ((__pyx_v_low < (__pyx_v_high - 1)) != 0);
     if (!__pyx_t_1) break;
 
-    /* "veb.pxi":61
+    /* "cdec/sa/veb.pxi":61
  *     high = b.max_val+1
  *     while low < high-1:
  *         mid = (high + low)/2             # <<<<<<<<<<<<<<
@@ -21310,7 +21348,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
  */
     __pyx_v_mid = __Pyx_div_long((__pyx_v_high + __pyx_v_low), 2);
 
-    /* "veb.pxi":62
+    /* "cdec/sa/veb.pxi":62
  *     while low < high-1:
  *         mid = (high + low)/2
  *         mask = ~(LOWER_MASK[high-1] ^ LOWER_MASK[mid-1])             # <<<<<<<<<<<<<<
@@ -21319,7 +21357,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
  */
     __pyx_v_mask = (~((__pyx_v_4cdec_2sa_3_sa_LOWER_MASK[(__pyx_v_high - 1)]) ^ (__pyx_v_4cdec_2sa_3_sa_LOWER_MASK[(__pyx_v_mid - 1)])));
 
-    /* "veb.pxi":63
+    /* "cdec/sa/veb.pxi":63
  *         mid = (high + low)/2
  *         mask = ~(LOWER_MASK[high-1] ^ LOWER_MASK[mid-1])
  *         if bitset & mask == 0:             # <<<<<<<<<<<<<<
@@ -21329,7 +21367,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
     __pyx_t_1 = (((__pyx_v_bitset & __pyx_v_mask) == 0) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":64
+      /* "cdec/sa/veb.pxi":64
  *         mask = ~(LOWER_MASK[high-1] ^ LOWER_MASK[mid-1])
  *         if bitset & mask == 0:
  *             low = mid             # <<<<<<<<<<<<<<
@@ -21341,7 +21379,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
     }
     /*else*/ {
 
-      /* "veb.pxi":66
+      /* "cdec/sa/veb.pxi":66
  *             low = mid
  *         else:
  *             bitset = bitset & mask             # <<<<<<<<<<<<<<
@@ -21350,7 +21388,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
  */
       __pyx_v_bitset = (__pyx_v_bitset & __pyx_v_mask);
 
-      /* "veb.pxi":67
+      /* "cdec/sa/veb.pxi":67
  *         else:
  *             bitset = bitset & mask
  *             high = mid             # <<<<<<<<<<<<<<
@@ -21362,7 +21400,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
     __pyx_L9:;
   }
 
-  /* "veb.pxi":68
+  /* "cdec/sa/veb.pxi":68
  *             bitset = bitset & mask
  *             high = mid
  *     return low             # <<<<<<<<<<<<<<
@@ -21372,7 +21410,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
   __pyx_r = __pyx_v_low;
   goto __pyx_L0;
 
-  /* "veb.pxi":48
+  /* "cdec/sa/veb.pxi":48
  * 
  * 
  * cdef int bitset_findsucc(_BitSet* b, int i):             # <<<<<<<<<<<<<<
@@ -21386,7 +21424,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(struct __pyx_t_4cdec_2sa_3_sa_
   return __pyx_r;
 }
 
-/* "veb.pxi":71
+/* "cdec/sa/veb.pxi":71
  * 
  * 
  * cdef int bitset_insert(_BitSet* b, int i):             # <<<<<<<<<<<<<<
@@ -21401,7 +21439,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("bitset_insert", 0);
 
-  /* "veb.pxi":74
+  /* "cdec/sa/veb.pxi":74
  *     cdef int val
  * 
  *     val = 1 << i             # <<<<<<<<<<<<<<
@@ -21410,7 +21448,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
  */
   __pyx_v_val = (1 << __pyx_v_i);
 
-  /* "veb.pxi":75
+  /* "cdec/sa/veb.pxi":75
  * 
  *     val = 1 << i
  *     if b.bitset & val == 0:             # <<<<<<<<<<<<<<
@@ -21420,7 +21458,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
   __pyx_t_1 = (((__pyx_v_b->bitset & __pyx_v_val) == 0) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":76
+    /* "cdec/sa/veb.pxi":76
  *     val = 1 << i
  *     if b.bitset & val == 0:
  *         b.bitset = b.bitset | val             # <<<<<<<<<<<<<<
@@ -21429,7 +21467,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
  */
     __pyx_v_b->bitset = (__pyx_v_b->bitset | __pyx_v_val);
 
-    /* "veb.pxi":77
+    /* "cdec/sa/veb.pxi":77
  *     if b.bitset & val == 0:
  *         b.bitset = b.bitset | val
  *         if b.size == 0:             # <<<<<<<<<<<<<<
@@ -21439,7 +21477,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
     __pyx_t_1 = ((__pyx_v_b->size == 0) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":78
+      /* "cdec/sa/veb.pxi":78
  *         b.bitset = b.bitset | val
  *         if b.size == 0:
  *             b.min_val = i             # <<<<<<<<<<<<<<
@@ -21448,7 +21486,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
  */
       __pyx_v_b->min_val = __pyx_v_i;
 
-      /* "veb.pxi":79
+      /* "cdec/sa/veb.pxi":79
  *         if b.size == 0:
  *             b.min_val = i
  *             b.max_val = i             # <<<<<<<<<<<<<<
@@ -21460,7 +21498,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
     }
     /*else*/ {
 
-      /* "veb.pxi":81
+      /* "cdec/sa/veb.pxi":81
  *             b.max_val = i
  *         else:
  *             if i < b.min_val:             # <<<<<<<<<<<<<<
@@ -21470,7 +21508,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
       __pyx_t_1 = ((__pyx_v_i < __pyx_v_b->min_val) != 0);
       if (__pyx_t_1) {
 
-        /* "veb.pxi":82
+        /* "cdec/sa/veb.pxi":82
  *         else:
  *             if i < b.min_val:
  *                 b.min_val = i             # <<<<<<<<<<<<<<
@@ -21482,7 +21520,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
       }
       __pyx_L5:;
 
-      /* "veb.pxi":83
+      /* "cdec/sa/veb.pxi":83
  *             if i < b.min_val:
  *                 b.min_val = i
  *             if i > b.max_val:             # <<<<<<<<<<<<<<
@@ -21492,7 +21530,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
       __pyx_t_1 = ((__pyx_v_i > __pyx_v_b->max_val) != 0);
       if (__pyx_t_1) {
 
-        /* "veb.pxi":84
+        /* "cdec/sa/veb.pxi":84
  *                 b.min_val = i
  *             if i > b.max_val:
  *                 b.max_val = i             # <<<<<<<<<<<<<<
@@ -21506,7 +21544,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
     }
     __pyx_L4:;
 
-    /* "veb.pxi":85
+    /* "cdec/sa/veb.pxi":85
  *             if i > b.max_val:
  *                 b.max_val = i
  *         b.size = b.size + 1             # <<<<<<<<<<<<<<
@@ -21515,7 +21553,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
  */
     __pyx_v_b->size = (__pyx_v_b->size + 1);
 
-    /* "veb.pxi":86
+    /* "cdec/sa/veb.pxi":86
  *                 b.max_val = i
  *         b.size = b.size + 1
  *         return 1             # <<<<<<<<<<<<<<
@@ -21526,7 +21564,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
     goto __pyx_L0;
   }
 
-  /* "veb.pxi":87
+  /* "cdec/sa/veb.pxi":87
  *         b.size = b.size + 1
  *         return 1
  *     return 0             # <<<<<<<<<<<<<<
@@ -21536,7 +21574,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
   __pyx_r = 0;
   goto __pyx_L0;
 
-  /* "veb.pxi":71
+  /* "cdec/sa/veb.pxi":71
  * 
  * 
  * cdef int bitset_insert(_BitSet* b, int i):             # <<<<<<<<<<<<<<
@@ -21550,7 +21588,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_insert(struct __pyx_t_4cdec_2sa_3_sa__B
   return __pyx_r;
 }
 
-/* "veb.pxi":90
+/* "cdec/sa/veb.pxi":90
  * 
  * 
  * cdef int bitset_contains(_BitSet* b, int i):             # <<<<<<<<<<<<<<
@@ -21565,7 +21603,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_contains(struct __pyx_t_4cdec_2sa_3_sa_
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("bitset_contains", 0);
 
-  /* "veb.pxi":93
+  /* "cdec/sa/veb.pxi":93
  *     cdef int val
  * 
  *     val = 1 << i             # <<<<<<<<<<<<<<
@@ -21574,7 +21612,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_contains(struct __pyx_t_4cdec_2sa_3_sa_
  */
   __pyx_v_val = (1 << __pyx_v_i);
 
-  /* "veb.pxi":94
+  /* "cdec/sa/veb.pxi":94
  * 
  *     val = 1 << i
  *     if b.bitset & val == 0:             # <<<<<<<<<<<<<<
@@ -21584,7 +21622,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_contains(struct __pyx_t_4cdec_2sa_3_sa_
   __pyx_t_1 = (((__pyx_v_b->bitset & __pyx_v_val) == 0) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":95
+    /* "cdec/sa/veb.pxi":95
  *     val = 1 << i
  *     if b.bitset & val == 0:
  *         return 0             # <<<<<<<<<<<<<<
@@ -21596,7 +21634,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_contains(struct __pyx_t_4cdec_2sa_3_sa_
   }
   /*else*/ {
 
-    /* "veb.pxi":97
+    /* "cdec/sa/veb.pxi":97
  *         return 0
  *     else:
  *         return 1             # <<<<<<<<<<<<<<
@@ -21607,7 +21645,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_contains(struct __pyx_t_4cdec_2sa_3_sa_
     goto __pyx_L0;
   }
 
-  /* "veb.pxi":90
+  /* "cdec/sa/veb.pxi":90
  * 
  * 
  * cdef int bitset_contains(_BitSet* b, int i):             # <<<<<<<<<<<<<<
@@ -21621,7 +21659,7 @@ static int __pyx_f_4cdec_2sa_3_sa_bitset_contains(struct __pyx_t_4cdec_2sa_3_sa_
   return __pyx_r;
 }
 
-/* "veb.pxi":104
+/* "cdec/sa/veb.pxi":104
  *     cdef int next_val
  * 
  *     def __next__(self):             # <<<<<<<<<<<<<<
@@ -21654,7 +21692,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14BitSetIterator___next__(struct __pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__next__", 0);
 
-  /* "veb.pxi":107
+  /* "cdec/sa/veb.pxi":107
  *         cdef int ret_val
  * 
  *         if self.next_val == -1:             # <<<<<<<<<<<<<<
@@ -21664,7 +21702,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14BitSetIterator___next__(struct __pyx_
   __pyx_t_1 = ((__pyx_v_self->next_val == -1) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":108
+    /* "cdec/sa/veb.pxi":108
  * 
  *         if self.next_val == -1:
  *             raise StopIteration()             # <<<<<<<<<<<<<<
@@ -21678,7 +21716,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14BitSetIterator___next__(struct __pyx_
     {__pyx_filename = __pyx_f[6]; __pyx_lineno = 108; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "veb.pxi":109
+  /* "cdec/sa/veb.pxi":109
  *         if self.next_val == -1:
  *             raise StopIteration()
  *         ret_val = self.next_val             # <<<<<<<<<<<<<<
@@ -21688,7 +21726,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14BitSetIterator___next__(struct __pyx_
   __pyx_t_3 = __pyx_v_self->next_val;
   __pyx_v_ret_val = __pyx_t_3;
 
-  /* "veb.pxi":110
+  /* "cdec/sa/veb.pxi":110
  *             raise StopIteration()
  *         ret_val = self.next_val
  *         self.next_val = bitset_findsucc(self.b, ret_val)             # <<<<<<<<<<<<<<
@@ -21697,7 +21735,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14BitSetIterator___next__(struct __pyx_
  */
   __pyx_v_self->next_val = __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(__pyx_v_self->b, __pyx_v_ret_val);
 
-  /* "veb.pxi":111
+  /* "cdec/sa/veb.pxi":111
  *         ret_val = self.next_val
  *         self.next_val = bitset_findsucc(self.b, ret_val)
  *         return ret_val             # <<<<<<<<<<<<<<
@@ -21711,7 +21749,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14BitSetIterator___next__(struct __pyx_
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "veb.pxi":104
+  /* "cdec/sa/veb.pxi":104
  *     cdef int next_val
  * 
  *     def __next__(self):             # <<<<<<<<<<<<<<
@@ -21730,7 +21768,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14BitSetIterator___next__(struct __pyx_
   return __pyx_r;
 }
 
-/* "veb.pxi":122
+/* "cdec/sa/veb.pxi":122
  *     cdef _BitSet* b
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -21759,7 +21797,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6BitSet___cinit__(struct __pyx_obj_4cdec_2sa_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "veb.pxi":123
+  /* "cdec/sa/veb.pxi":123
  * 
  *     def __cinit__(self):
  *         self.b = new_BitSet()             # <<<<<<<<<<<<<<
@@ -21768,7 +21806,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6BitSet___cinit__(struct __pyx_obj_4cdec_2sa_
  */
   __pyx_v_self->b = __pyx_f_4cdec_2sa_3_sa_new_BitSet();
 
-  /* "veb.pxi":122
+  /* "cdec/sa/veb.pxi":122
  *     cdef _BitSet* b
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -21782,7 +21820,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6BitSet___cinit__(struct __pyx_obj_4cdec_2sa_
   return __pyx_r;
 }
 
-/* "veb.pxi":125
+/* "cdec/sa/veb.pxi":125
  *         self.b = new_BitSet()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -21805,7 +21843,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_6BitSet_2__dealloc__(struct __pyx_obj_4cdec_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "veb.pxi":126
+  /* "cdec/sa/veb.pxi":126
  * 
  *     def __dealloc__(self):
  *         free(self.b)             # <<<<<<<<<<<<<<
@@ -21814,7 +21852,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_6BitSet_2__dealloc__(struct __pyx_obj_4cdec_
  */
   free(__pyx_v_self->b);
 
-  /* "veb.pxi":125
+  /* "cdec/sa/veb.pxi":125
  *         self.b = new_BitSet()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -21826,7 +21864,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_6BitSet_2__dealloc__(struct __pyx_obj_4cdec_
   __Pyx_RefNannyFinishContext();
 }
 
-/* "veb.pxi":128
+/* "cdec/sa/veb.pxi":128
  *         free(self.b)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -21859,7 +21897,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_4__iter__(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__iter__", 0);
 
-  /* "veb.pxi":130
+  /* "cdec/sa/veb.pxi":130
  *     def __iter__(self):
  *         cdef BitSetIterator it
  *         it = BitSetIterator()             # <<<<<<<<<<<<<<
@@ -21871,7 +21909,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_4__iter__(struct __pyx_obj_4cde
   __pyx_v_it = ((struct __pyx_obj_4cdec_2sa_3_sa_BitSetIterator *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "veb.pxi":131
+  /* "cdec/sa/veb.pxi":131
  *         cdef BitSetIterator it
  *         it = BitSetIterator()
  *         it.b = self.b             # <<<<<<<<<<<<<<
@@ -21881,7 +21919,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_4__iter__(struct __pyx_obj_4cde
   __pyx_t_2 = __pyx_v_self->b;
   __pyx_v_it->b = __pyx_t_2;
 
-  /* "veb.pxi":132
+  /* "cdec/sa/veb.pxi":132
  *         it = BitSetIterator()
  *         it.b = self.b
  *         it.next_val = self.b.min_val             # <<<<<<<<<<<<<<
@@ -21891,7 +21929,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_4__iter__(struct __pyx_obj_4cde
   __pyx_t_3 = __pyx_v_self->b->min_val;
   __pyx_v_it->next_val = __pyx_t_3;
 
-  /* "veb.pxi":133
+  /* "cdec/sa/veb.pxi":133
  *         it.b = self.b
  *         it.next_val = self.b.min_val
  *         return it             # <<<<<<<<<<<<<<
@@ -21903,7 +21941,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_4__iter__(struct __pyx_obj_4cde
   __pyx_r = ((PyObject *)__pyx_v_it);
   goto __pyx_L0;
 
-  /* "veb.pxi":128
+  /* "cdec/sa/veb.pxi":128
  *         free(self.b)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -21923,7 +21961,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_4__iter__(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "veb.pxi":135
+/* "cdec/sa/veb.pxi":135
  *         return it
  * 
  *     def insert(self, i):             # <<<<<<<<<<<<<<
@@ -21954,7 +21992,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_6insert(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("insert", 0);
 
-  /* "veb.pxi":136
+  /* "cdec/sa/veb.pxi":136
  * 
  *     def insert(self, i):
  *         return bitset_insert(self.b, i)             # <<<<<<<<<<<<<<
@@ -21969,7 +22007,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_6insert(struct __pyx_obj_4cdec_
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "veb.pxi":135
+  /* "cdec/sa/veb.pxi":135
  *         return it
  * 
  *     def insert(self, i):             # <<<<<<<<<<<<<<
@@ -21988,7 +22026,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_6insert(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "veb.pxi":138
+/* "cdec/sa/veb.pxi":138
  *         return bitset_insert(self.b, i)
  * 
  *     def findsucc(self, i):             # <<<<<<<<<<<<<<
@@ -22019,7 +22057,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_8findsucc(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("findsucc", 0);
 
-  /* "veb.pxi":139
+  /* "cdec/sa/veb.pxi":139
  * 
  *     def findsucc(self, i):
  *         return bitset_findsucc(self.b, i)             # <<<<<<<<<<<<<<
@@ -22034,7 +22072,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_8findsucc(struct __pyx_obj_4cde
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "veb.pxi":138
+  /* "cdec/sa/veb.pxi":138
  *         return bitset_insert(self.b, i)
  * 
  *     def findsucc(self, i):             # <<<<<<<<<<<<<<
@@ -22053,7 +22091,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_8findsucc(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "veb.pxi":141
+/* "cdec/sa/veb.pxi":141
  *         return bitset_findsucc(self.b, i)
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -22085,7 +22123,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_10__str__(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "veb.pxi":142
+  /* "cdec/sa/veb.pxi":142
  * 
  *     def __str__(self):
  *         return dec2bin(self.b.bitset)+"  ("+str(self.b.size)+","+str(self.b.min_val)+","+str(self.b.max_val)+")"             # <<<<<<<<<<<<<<
@@ -22153,7 +22191,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_10__str__(struct __pyx_obj_4cde
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "veb.pxi":141
+  /* "cdec/sa/veb.pxi":141
  *         return bitset_findsucc(self.b, i)
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -22174,7 +22212,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_10__str__(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "veb.pxi":144
+/* "cdec/sa/veb.pxi":144
  *         return dec2bin(self.b.bitset)+"  ("+str(self.b.size)+","+str(self.b.min_val)+","+str(self.b.max_val)+")"
  * 
  *     def min(self):             # <<<<<<<<<<<<<<
@@ -22204,7 +22242,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_12min(struct __pyx_obj_4cdec_2s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("min", 0);
 
-  /* "veb.pxi":145
+  /* "cdec/sa/veb.pxi":145
  * 
  *     def min(self):
  *         return self.b.min_val             # <<<<<<<<<<<<<<
@@ -22218,7 +22256,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_12min(struct __pyx_obj_4cdec_2s
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "veb.pxi":144
+  /* "cdec/sa/veb.pxi":144
  *         return dec2bin(self.b.bitset)+"  ("+str(self.b.size)+","+str(self.b.min_val)+","+str(self.b.max_val)+")"
  * 
  *     def min(self):             # <<<<<<<<<<<<<<
@@ -22237,7 +22275,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_12min(struct __pyx_obj_4cdec_2s
   return __pyx_r;
 }
 
-/* "veb.pxi":147
+/* "cdec/sa/veb.pxi":147
  *         return self.b.min_val
  * 
  *     def max(self):             # <<<<<<<<<<<<<<
@@ -22267,7 +22305,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_14max(struct __pyx_obj_4cdec_2s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("max", 0);
 
-  /* "veb.pxi":148
+  /* "cdec/sa/veb.pxi":148
  * 
  *     def max(self):
  *         return self.b.max_val             # <<<<<<<<<<<<<<
@@ -22281,7 +22319,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_14max(struct __pyx_obj_4cdec_2s
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "veb.pxi":147
+  /* "cdec/sa/veb.pxi":147
  *         return self.b.min_val
  * 
  *     def max(self):             # <<<<<<<<<<<<<<
@@ -22300,7 +22338,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6BitSet_14max(struct __pyx_obj_4cdec_2s
   return __pyx_r;
 }
 
-/* "veb.pxi":150
+/* "cdec/sa/veb.pxi":150
  *         return self.b.max_val
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -22326,7 +22364,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_6BitSet_16__len__(struct __pyx_obj_4cd
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "veb.pxi":151
+  /* "cdec/sa/veb.pxi":151
  * 
  *     def __len__(self):
  *         return self.b.size             # <<<<<<<<<<<<<<
@@ -22336,7 +22374,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_6BitSet_16__len__(struct __pyx_obj_4cd
   __pyx_r = __pyx_v_self->b->size;
   goto __pyx_L0;
 
-  /* "veb.pxi":150
+  /* "cdec/sa/veb.pxi":150
  *         return self.b.max_val
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -22350,7 +22388,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_6BitSet_16__len__(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "veb.pxi":153
+/* "cdec/sa/veb.pxi":153
  *         return self.b.size
  * 
  *     def __contains__(self, i):             # <<<<<<<<<<<<<<
@@ -22382,7 +22420,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6BitSet_18__contains__(struct __pyx_obj_4cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__contains__", 0);
 
-  /* "veb.pxi":154
+  /* "cdec/sa/veb.pxi":154
  * 
  *     def __contains__(self, i):
  *         return bool(bitset_contains(self.b, i))             # <<<<<<<<<<<<<<
@@ -22397,7 +22435,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6BitSet_18__contains__(struct __pyx_obj_4cdec
   __pyx_r = (!(!__pyx_t_3));
   goto __pyx_L0;
 
-  /* "veb.pxi":153
+  /* "cdec/sa/veb.pxi":153
  *         return self.b.size
  * 
  *     def __contains__(self, i):             # <<<<<<<<<<<<<<
@@ -22415,7 +22453,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6BitSet_18__contains__(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "veb.pxi":157
+/* "cdec/sa/veb.pxi":157
  * 
  * 
  * cdef str dec2bin(long i):             # <<<<<<<<<<<<<<
@@ -22437,7 +22475,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_dec2bin(long __pyx_v_i) {
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("dec2bin", 0);
 
-  /* "veb.pxi":158
+  /* "cdec/sa/veb.pxi":158
  * 
  * cdef str dec2bin(long i):
  *     cdef str result = ""             # <<<<<<<<<<<<<<
@@ -22447,7 +22485,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_dec2bin(long __pyx_v_i) {
   __Pyx_INCREF(__pyx_kp_s__32);
   __pyx_v_result = __pyx_kp_s__32;
 
-  /* "veb.pxi":160
+  /* "cdec/sa/veb.pxi":160
  *     cdef str result = ""
  *     cdef unsigned d
  *     for d in range(MIN_BOTTOM_SIZE):             # <<<<<<<<<<<<<<
@@ -22458,7 +22496,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_dec2bin(long __pyx_v_i) {
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_v_d = __pyx_t_2;
 
-    /* "veb.pxi":161
+    /* "cdec/sa/veb.pxi":161
  *     cdef unsigned d
  *     for d in range(MIN_BOTTOM_SIZE):
  *         if i & LOWER_MASK[0] == 0:             # <<<<<<<<<<<<<<
@@ -22468,7 +22506,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_dec2bin(long __pyx_v_i) {
     __pyx_t_3 = (((__pyx_v_i & (__pyx_v_4cdec_2sa_3_sa_LOWER_MASK[0])) == 0) != 0);
     if (__pyx_t_3) {
 
-      /* "veb.pxi":162
+      /* "cdec/sa/veb.pxi":162
  *     for d in range(MIN_BOTTOM_SIZE):
  *         if i & LOWER_MASK[0] == 0:
  *             result = "0"+result             # <<<<<<<<<<<<<<
@@ -22483,7 +22521,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_dec2bin(long __pyx_v_i) {
     }
     /*else*/ {
 
-      /* "veb.pxi":164
+      /* "cdec/sa/veb.pxi":164
  *             result = "0"+result
  *         else:
  *             result = "1"+result             # <<<<<<<<<<<<<<
@@ -22497,7 +22535,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_dec2bin(long __pyx_v_i) {
     }
     __pyx_L5:;
 
-    /* "veb.pxi":165
+    /* "cdec/sa/veb.pxi":165
  *         else:
  *             result = "1"+result
  *         i = i >> 1             # <<<<<<<<<<<<<<
@@ -22507,7 +22545,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_dec2bin(long __pyx_v_i) {
     __pyx_v_i = (__pyx_v_i >> 1);
   }
 
-  /* "veb.pxi":166
+  /* "cdec/sa/veb.pxi":166
  *             result = "1"+result
  *         i = i >> 1
  *     return result             # <<<<<<<<<<<<<<
@@ -22519,7 +22557,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_dec2bin(long __pyx_v_i) {
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
 
-  /* "veb.pxi":157
+  /* "cdec/sa/veb.pxi":157
  * 
  * 
  * cdef str dec2bin(long i):             # <<<<<<<<<<<<<<
@@ -22539,7 +22577,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_dec2bin(long __pyx_v_i) {
   return __pyx_r;
 }
 
-/* "veb.pxi":177
+/* "cdec/sa/veb.pxi":177
  *     void** bottom
  * 
  * cdef _VEB* new_VEB(int n):             # <<<<<<<<<<<<<<
@@ -22560,7 +22598,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("new_VEB", 0);
 
-  /* "veb.pxi":181
+  /* "cdec/sa/veb.pxi":181
  *     cdef int num_bits, num_top_bits, i
  * 
  *     veb = <_VEB*> malloc(sizeof(_VEB))             # <<<<<<<<<<<<<<
@@ -22569,7 +22607,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
  */
   __pyx_v_veb = ((struct __pyx_t_4cdec_2sa_3_sa__VEB *)malloc((sizeof(struct __pyx_t_4cdec_2sa_3_sa__VEB))));
 
-  /* "veb.pxi":183
+  /* "cdec/sa/veb.pxi":183
  *     veb = <_VEB*> malloc(sizeof(_VEB))
  * 
  *     num_bits = int(ceil(log(n) / log(2)))             # <<<<<<<<<<<<<<
@@ -22590,7 +22628,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
   }
   __pyx_v_num_bits = ((int)ceil((__pyx_t_1 / __pyx_t_2)));
 
-  /* "veb.pxi":184
+  /* "cdec/sa/veb.pxi":184
  * 
  *     num_bits = int(ceil(log(n) / log(2)))
  *     veb.num_bottom_bits = num_bits/2             # <<<<<<<<<<<<<<
@@ -22599,7 +22637,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
  */
   __pyx_v_veb->num_bottom_bits = __Pyx_div_long(__pyx_v_num_bits, 2);
 
-  /* "veb.pxi":185
+  /* "cdec/sa/veb.pxi":185
  *     num_bits = int(ceil(log(n) / log(2)))
  *     veb.num_bottom_bits = num_bits/2
  *     if veb.num_bottom_bits < MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -22609,7 +22647,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
   __pyx_t_3 = ((__pyx_v_veb->num_bottom_bits < __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_BITS) != 0);
   if (__pyx_t_3) {
 
-    /* "veb.pxi":186
+    /* "cdec/sa/veb.pxi":186
  *     veb.num_bottom_bits = num_bits/2
  *     if veb.num_bottom_bits < MIN_BOTTOM_BITS:
  *         veb.num_bottom_bits = MIN_BOTTOM_BITS             # <<<<<<<<<<<<<<
@@ -22621,7 +22659,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
   }
   __pyx_L3:;
 
-  /* "veb.pxi":187
+  /* "cdec/sa/veb.pxi":187
  *     if veb.num_bottom_bits < MIN_BOTTOM_BITS:
  *         veb.num_bottom_bits = MIN_BOTTOM_BITS
  *     veb.top_universe_size = (n >> veb.num_bottom_bits) + 1             # <<<<<<<<<<<<<<
@@ -22630,7 +22668,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
  */
   __pyx_v_veb->top_universe_size = ((__pyx_v_n >> __pyx_v_veb->num_bottom_bits) + 1);
 
-  /* "veb.pxi":189
+  /* "cdec/sa/veb.pxi":189
  *     veb.top_universe_size = (n >> veb.num_bottom_bits) + 1
  * 
  *     veb.bottom = <void**> malloc(veb.top_universe_size * sizeof(void*))             # <<<<<<<<<<<<<<
@@ -22639,7 +22677,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
  */
   __pyx_v_veb->bottom = ((void **)malloc((__pyx_v_veb->top_universe_size * (sizeof(void *)))));
 
-  /* "veb.pxi":190
+  /* "cdec/sa/veb.pxi":190
  * 
  *     veb.bottom = <void**> malloc(veb.top_universe_size * sizeof(void*))
  *     memset(veb.bottom, 0, veb.top_universe_size * sizeof(void*))             # <<<<<<<<<<<<<<
@@ -22648,7 +22686,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
  */
   memset(__pyx_v_veb->bottom, 0, (__pyx_v_veb->top_universe_size * (sizeof(void *))));
 
-  /* "veb.pxi":192
+  /* "cdec/sa/veb.pxi":192
  *     memset(veb.bottom, 0, veb.top_universe_size * sizeof(void*))
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -22658,7 +22696,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
   __pyx_t_3 = ((__pyx_v_veb->top_universe_size > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_SIZE) != 0);
   if (__pyx_t_3) {
 
-    /* "veb.pxi":193
+    /* "cdec/sa/veb.pxi":193
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *         veb.top = new_VEB(veb.top_universe_size)             # <<<<<<<<<<<<<<
@@ -22670,7 +22708,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
   }
   /*else*/ {
 
-    /* "veb.pxi":195
+    /* "cdec/sa/veb.pxi":195
  *         veb.top = new_VEB(veb.top_universe_size)
  *     else:
  *         veb.top = new_BitSet()             # <<<<<<<<<<<<<<
@@ -22681,7 +22719,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
   }
   __pyx_L4:;
 
-  /* "veb.pxi":197
+  /* "cdec/sa/veb.pxi":197
  *         veb.top = new_BitSet()
  * 
  *     veb.max_val = -1             # <<<<<<<<<<<<<<
@@ -22690,7 +22728,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
  */
   __pyx_v_veb->max_val = -1;
 
-  /* "veb.pxi":198
+  /* "cdec/sa/veb.pxi":198
  * 
  *     veb.max_val = -1
  *     veb.min_val = -1             # <<<<<<<<<<<<<<
@@ -22699,7 +22737,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
  */
   __pyx_v_veb->min_val = -1;
 
-  /* "veb.pxi":199
+  /* "cdec/sa/veb.pxi":199
  *     veb.max_val = -1
  *     veb.min_val = -1
  *     veb.size = 0             # <<<<<<<<<<<<<<
@@ -22708,7 +22746,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
  */
   __pyx_v_veb->size = 0;
 
-  /* "veb.pxi":200
+  /* "cdec/sa/veb.pxi":200
  *     veb.min_val = -1
  *     veb.size = 0
  *     return veb             # <<<<<<<<<<<<<<
@@ -22718,7 +22756,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
   __pyx_r = __pyx_v_veb;
   goto __pyx_L0;
 
-  /* "veb.pxi":177
+  /* "cdec/sa/veb.pxi":177
  *     void** bottom
  * 
  * cdef _VEB* new_VEB(int n):             # <<<<<<<<<<<<<<
@@ -22735,7 +22773,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__VEB *__pyx_f_4cdec_2sa_3_sa_new_VEB(int __
   return __pyx_r;
 }
 
-/* "veb.pxi":203
+/* "cdec/sa/veb.pxi":203
  * 
  * 
  * cdef int VEB_insert(_VEB* veb, int i):             # <<<<<<<<<<<<<<
@@ -22756,7 +22794,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
   int __pyx_t_3;
   __Pyx_RefNannySetupContext("VEB_insert", 0);
 
-  /* "veb.pxi":208
+  /* "cdec/sa/veb.pxi":208
  *     cdef int a, b, tmp
  * 
  *     if veb.size == 0:             # <<<<<<<<<<<<<<
@@ -22766,7 +22804,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
   __pyx_t_1 = ((__pyx_v_veb->size == 0) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":209
+    /* "cdec/sa/veb.pxi":209
  * 
  *     if veb.size == 0:
  *         veb.min_val = i             # <<<<<<<<<<<<<<
@@ -22775,7 +22813,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
  */
     __pyx_v_veb->min_val = __pyx_v_i;
 
-    /* "veb.pxi":210
+    /* "cdec/sa/veb.pxi":210
  *     if veb.size == 0:
  *         veb.min_val = i
  *         veb.max_val = i             # <<<<<<<<<<<<<<
@@ -22786,7 +22824,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
     goto __pyx_L3;
   }
 
-  /* "veb.pxi":211
+  /* "cdec/sa/veb.pxi":211
  *         veb.min_val = i
  *         veb.max_val = i
  *     elif i == veb.min_val or i == veb.max_val:             # <<<<<<<<<<<<<<
@@ -22806,7 +22844,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
   __pyx_L4_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "veb.pxi":212
+    /* "cdec/sa/veb.pxi":212
  *         veb.max_val = i
  *     elif i == veb.min_val or i == veb.max_val:
  *         return 0             # <<<<<<<<<<<<<<
@@ -22818,7 +22856,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
   }
   /*else*/ {
 
-    /* "veb.pxi":214
+    /* "cdec/sa/veb.pxi":214
  *         return 0
  *     else:
  *         if i < veb.min_val:             # <<<<<<<<<<<<<<
@@ -22828,7 +22866,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
     __pyx_t_1 = ((__pyx_v_i < __pyx_v_veb->min_val) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":215
+      /* "cdec/sa/veb.pxi":215
  *     else:
  *         if i < veb.min_val:
  *             tmp = i             # <<<<<<<<<<<<<<
@@ -22837,7 +22875,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
  */
       __pyx_v_tmp = __pyx_v_i;
 
-      /* "veb.pxi":216
+      /* "cdec/sa/veb.pxi":216
  *         if i < veb.min_val:
  *             tmp = i
  *             i = veb.min_val             # <<<<<<<<<<<<<<
@@ -22847,7 +22885,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
       __pyx_t_3 = __pyx_v_veb->min_val;
       __pyx_v_i = __pyx_t_3;
 
-      /* "veb.pxi":217
+      /* "cdec/sa/veb.pxi":217
  *             tmp = i
  *             i = veb.min_val
  *             veb.min_val = tmp             # <<<<<<<<<<<<<<
@@ -22859,7 +22897,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
     }
     __pyx_L6:;
 
-    /* "veb.pxi":218
+    /* "cdec/sa/veb.pxi":218
  *             i = veb.min_val
  *             veb.min_val = tmp
  *         a = i >> veb.num_bottom_bits             # <<<<<<<<<<<<<<
@@ -22868,7 +22906,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
  */
     __pyx_v_a = (__pyx_v_i >> __pyx_v_veb->num_bottom_bits);
 
-    /* "veb.pxi":219
+    /* "cdec/sa/veb.pxi":219
  *             veb.min_val = tmp
  *         a = i >> veb.num_bottom_bits
  *         b = i & LOWER_MASK[veb.num_bottom_bits-1]             # <<<<<<<<<<<<<<
@@ -22877,7 +22915,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
  */
     __pyx_v_b = (__pyx_v_i & (__pyx_v_4cdec_2sa_3_sa_LOWER_MASK[(__pyx_v_veb->num_bottom_bits - 1)]));
 
-    /* "veb.pxi":220
+    /* "cdec/sa/veb.pxi":220
  *         a = i >> veb.num_bottom_bits
  *         b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *         if veb.bottom[a] == NULL:             # <<<<<<<<<<<<<<
@@ -22887,7 +22925,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
     __pyx_t_1 = (((__pyx_v_veb->bottom[__pyx_v_a]) == NULL) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":221
+      /* "cdec/sa/veb.pxi":221
  *         b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *         if veb.bottom[a] == NULL:
  *             if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -22897,7 +22935,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
       __pyx_t_1 = ((__pyx_v_veb->top_universe_size > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_SIZE) != 0);
       if (__pyx_t_1) {
 
-        /* "veb.pxi":222
+        /* "cdec/sa/veb.pxi":222
  *         if veb.bottom[a] == NULL:
  *             if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *                 subv = <_VEB*> veb.top             # <<<<<<<<<<<<<<
@@ -22906,7 +22944,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
  */
         __pyx_v_subv = ((struct __pyx_t_4cdec_2sa_3_sa__VEB *)__pyx_v_veb->top);
 
-        /* "veb.pxi":223
+        /* "cdec/sa/veb.pxi":223
  *             if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *                 subv = <_VEB*> veb.top
  *                 VEB_insert(subv, a)             # <<<<<<<<<<<<<<
@@ -22918,7 +22956,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
       }
       /*else*/ {
 
-        /* "veb.pxi":225
+        /* "cdec/sa/veb.pxi":225
  *                 VEB_insert(subv, a)
  *             else:
  *                 subb = <_BitSet*> veb.top             # <<<<<<<<<<<<<<
@@ -22927,7 +22965,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
  */
         __pyx_v_subb = ((struct __pyx_t_4cdec_2sa_3_sa__BitSet *)__pyx_v_veb->top);
 
-        /* "veb.pxi":226
+        /* "cdec/sa/veb.pxi":226
  *             else:
  *                 subb = <_BitSet*> veb.top
  *                 bitset_insert(subb, a)             # <<<<<<<<<<<<<<
@@ -22938,7 +22976,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
       }
       __pyx_L8:;
 
-      /* "veb.pxi":227
+      /* "cdec/sa/veb.pxi":227
  *                 subb = <_BitSet*> veb.top
  *                 bitset_insert(subb, a)
  *             if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -22948,7 +22986,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
       __pyx_t_1 = ((__pyx_v_veb->num_bottom_bits > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_BITS) != 0);
       if (__pyx_t_1) {
 
-        /* "veb.pxi":228
+        /* "cdec/sa/veb.pxi":228
  *                 bitset_insert(subb, a)
  *             if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *                 veb.bottom[a] = new_VEB(1 << veb.num_bottom_bits)             # <<<<<<<<<<<<<<
@@ -22960,7 +22998,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
       }
       /*else*/ {
 
-        /* "veb.pxi":230
+        /* "cdec/sa/veb.pxi":230
  *                 veb.bottom[a] = new_VEB(1 << veb.num_bottom_bits)
  *             else:
  *                 veb.bottom[a] = new_BitSet()             # <<<<<<<<<<<<<<
@@ -22974,7 +23012,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
     }
     __pyx_L7:;
 
-    /* "veb.pxi":231
+    /* "cdec/sa/veb.pxi":231
  *             else:
  *                 veb.bottom[a] = new_BitSet()
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -22984,7 +23022,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
     __pyx_t_1 = ((__pyx_v_veb->num_bottom_bits > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_BITS) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":232
+      /* "cdec/sa/veb.pxi":232
  *                 veb.bottom[a] = new_BitSet()
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[a]             # <<<<<<<<<<<<<<
@@ -22993,7 +23031,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
  */
       __pyx_v_subv = ((struct __pyx_t_4cdec_2sa_3_sa__VEB *)(__pyx_v_veb->bottom[__pyx_v_a]));
 
-      /* "veb.pxi":233
+      /* "cdec/sa/veb.pxi":233
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[a]
  *             if VEB_insert(subv, b) == 0:             # <<<<<<<<<<<<<<
@@ -23003,7 +23041,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
       __pyx_t_1 = ((__pyx_f_4cdec_2sa_3_sa_VEB_insert(__pyx_v_subv, __pyx_v_b) == 0) != 0);
       if (__pyx_t_1) {
 
-        /* "veb.pxi":234
+        /* "cdec/sa/veb.pxi":234
  *             subv = <_VEB*> veb.bottom[a]
  *             if VEB_insert(subv, b) == 0:
  *                 return 0             # <<<<<<<<<<<<<<
@@ -23017,7 +23055,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
     }
     /*else*/ {
 
-      /* "veb.pxi":236
+      /* "cdec/sa/veb.pxi":236
  *                 return 0
  *         else:
  *             subb = <_BitSet*> veb.bottom[a]             # <<<<<<<<<<<<<<
@@ -23026,7 +23064,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
  */
       __pyx_v_subb = ((struct __pyx_t_4cdec_2sa_3_sa__BitSet *)(__pyx_v_veb->bottom[__pyx_v_a]));
 
-      /* "veb.pxi":237
+      /* "cdec/sa/veb.pxi":237
  *         else:
  *             subb = <_BitSet*> veb.bottom[a]
  *             if bitset_insert(subb, b) == 0:             # <<<<<<<<<<<<<<
@@ -23036,7 +23074,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
       __pyx_t_1 = ((__pyx_f_4cdec_2sa_3_sa_bitset_insert(__pyx_v_subb, __pyx_v_b) == 0) != 0);
       if (__pyx_t_1) {
 
-        /* "veb.pxi":238
+        /* "cdec/sa/veb.pxi":238
  *             subb = <_BitSet*> veb.bottom[a]
  *             if bitset_insert(subb, b) == 0:
  *                 return 0             # <<<<<<<<<<<<<<
@@ -23049,7 +23087,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
     }
     __pyx_L10:;
 
-    /* "veb.pxi":240
+    /* "cdec/sa/veb.pxi":240
  *                 return 0
  * 
  *         if i > veb.max_val:             # <<<<<<<<<<<<<<
@@ -23059,7 +23097,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
     __pyx_t_1 = ((__pyx_v_i > __pyx_v_veb->max_val) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":241
+      /* "cdec/sa/veb.pxi":241
  * 
  *         if i > veb.max_val:
  *             veb.max_val = i             # <<<<<<<<<<<<<<
@@ -23073,7 +23111,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
   }
   __pyx_L3:;
 
-  /* "veb.pxi":242
+  /* "cdec/sa/veb.pxi":242
  *         if i > veb.max_val:
  *             veb.max_val = i
  *     veb.size = veb.size + 1             # <<<<<<<<<<<<<<
@@ -23082,7 +23120,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
  */
   __pyx_v_veb->size = (__pyx_v_veb->size + 1);
 
-  /* "veb.pxi":243
+  /* "cdec/sa/veb.pxi":243
  *             veb.max_val = i
  *     veb.size = veb.size + 1
  *     return 1             # <<<<<<<<<<<<<<
@@ -23092,7 +23130,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
   __pyx_r = 1;
   goto __pyx_L0;
 
-  /* "veb.pxi":203
+  /* "cdec/sa/veb.pxi":203
  * 
  * 
  * cdef int VEB_insert(_VEB* veb, int i):             # <<<<<<<<<<<<<<
@@ -23106,7 +23144,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_insert(struct __pyx_t_4cdec_2sa_3_sa__VEB
   return __pyx_r;
 }
 
-/* "veb.pxi":246
+/* "cdec/sa/veb.pxi":246
  * 
  * 
  * cdef del_VEB(_VEB* veb):             # <<<<<<<<<<<<<<
@@ -23126,7 +23164,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("del_VEB", 0);
 
-  /* "veb.pxi":249
+  /* "cdec/sa/veb.pxi":249
  *     cdef int i
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -23136,7 +23174,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
   __pyx_t_1 = ((__pyx_v_veb->top_universe_size > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_SIZE) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":250
+    /* "cdec/sa/veb.pxi":250
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *         i = (<_VEB*> veb.top).min_val             # <<<<<<<<<<<<<<
@@ -23149,7 +23187,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
   }
   /*else*/ {
 
-    /* "veb.pxi":252
+    /* "cdec/sa/veb.pxi":252
  *         i = (<_VEB*> veb.top).min_val
  *     else:
  *         i = (<_BitSet*> veb.top).min_val             # <<<<<<<<<<<<<<
@@ -23161,7 +23199,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
   }
   __pyx_L3:;
 
-  /* "veb.pxi":254
+  /* "cdec/sa/veb.pxi":254
  *         i = (<_BitSet*> veb.top).min_val
  * 
  *     while i != -1:             # <<<<<<<<<<<<<<
@@ -23172,7 +23210,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
     __pyx_t_1 = ((__pyx_v_i != -1) != 0);
     if (!__pyx_t_1) break;
 
-    /* "veb.pxi":255
+    /* "cdec/sa/veb.pxi":255
  * 
  *     while i != -1:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -23182,7 +23220,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
     __pyx_t_1 = ((__pyx_v_veb->num_bottom_bits > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_BITS) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":256
+      /* "cdec/sa/veb.pxi":256
  *     while i != -1:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             del_VEB(<_VEB*> veb.bottom[i])             # <<<<<<<<<<<<<<
@@ -23196,7 +23234,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
     }
     /*else*/ {
 
-      /* "veb.pxi":258
+      /* "cdec/sa/veb.pxi":258
  *             del_VEB(<_VEB*> veb.bottom[i])
  *         else:
  *             free(<_BitSet*> veb.bottom[i])             # <<<<<<<<<<<<<<
@@ -23207,7 +23245,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
     }
     __pyx_L6:;
 
-    /* "veb.pxi":260
+    /* "cdec/sa/veb.pxi":260
  *             free(<_BitSet*> veb.bottom[i])
  * 
  *         if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -23217,7 +23255,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
     __pyx_t_1 = ((__pyx_v_veb->top_universe_size > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_SIZE) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":261
+      /* "cdec/sa/veb.pxi":261
  * 
  *         if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *             i = VEB_findsucc(<_VEB*> veb.top, i)             # <<<<<<<<<<<<<<
@@ -23229,7 +23267,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
     }
     /*else*/ {
 
-      /* "veb.pxi":263
+      /* "cdec/sa/veb.pxi":263
  *             i = VEB_findsucc(<_VEB*> veb.top, i)
  *         else:
  *             i = bitset_findsucc(<_BitSet*> veb.top, i)             # <<<<<<<<<<<<<<
@@ -23241,7 +23279,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
     __pyx_L7:;
   }
 
-  /* "veb.pxi":265
+  /* "cdec/sa/veb.pxi":265
  *             i = bitset_findsucc(<_BitSet*> veb.top, i)
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -23251,7 +23289,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
   __pyx_t_1 = ((__pyx_v_veb->top_universe_size > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_SIZE) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":266
+    /* "cdec/sa/veb.pxi":266
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *         del_VEB(<_VEB*> veb.top)             # <<<<<<<<<<<<<<
@@ -23265,7 +23303,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
   }
   /*else*/ {
 
-    /* "veb.pxi":268
+    /* "cdec/sa/veb.pxi":268
  *         del_VEB(<_VEB*> veb.top)
  *     else:
  *         free(<_BitSet*> veb.top)             # <<<<<<<<<<<<<<
@@ -23276,7 +23314,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
   }
   __pyx_L8:;
 
-  /* "veb.pxi":269
+  /* "cdec/sa/veb.pxi":269
  *     else:
  *         free(<_BitSet*> veb.top)
  *     free(veb.bottom)             # <<<<<<<<<<<<<<
@@ -23285,7 +23323,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
  */
   free(__pyx_v_veb->bottom);
 
-  /* "veb.pxi":270
+  /* "cdec/sa/veb.pxi":270
  *         free(<_BitSet*> veb.top)
  *     free(veb.bottom)
  *     free(veb)             # <<<<<<<<<<<<<<
@@ -23294,7 +23332,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
  */
   free(__pyx_v_veb);
 
-  /* "veb.pxi":246
+  /* "cdec/sa/veb.pxi":246
  * 
  * 
  * cdef del_VEB(_VEB* veb):             # <<<<<<<<<<<<<<
@@ -23315,7 +23353,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_del_VEB(struct __pyx_t_4cdec_2sa_3_sa__V
   return __pyx_r;
 }
 
-/* "veb.pxi":273
+/* "cdec/sa/veb.pxi":273
  * 
  * 
  * cdef int VEB_findsucc(_VEB* veb, int i):             # <<<<<<<<<<<<<<
@@ -23337,7 +23375,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
   int __pyx_t_2;
   __Pyx_RefNannySetupContext("VEB_findsucc", 0);
 
-  /* "veb.pxi":278
+  /* "cdec/sa/veb.pxi":278
  *     cdef int a, b, j, c, found
  * 
  *     if veb.max_val == -1 or i>=veb.max_val:             # <<<<<<<<<<<<<<
@@ -23357,7 +23395,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
   __pyx_L4_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "veb.pxi":279
+    /* "cdec/sa/veb.pxi":279
  * 
  *     if veb.max_val == -1 or i>=veb.max_val:
  *         return -1             # <<<<<<<<<<<<<<
@@ -23368,7 +23406,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
     goto __pyx_L0;
   }
 
-  /* "veb.pxi":280
+  /* "cdec/sa/veb.pxi":280
  *     if veb.max_val == -1 or i>=veb.max_val:
  *         return -1
  *     if i < veb.min_val:             # <<<<<<<<<<<<<<
@@ -23378,7 +23416,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
   __pyx_t_1 = ((__pyx_v_i < __pyx_v_veb->min_val) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":281
+    /* "cdec/sa/veb.pxi":281
  *         return -1
  *     if i < veb.min_val:
  *         return veb.min_val             # <<<<<<<<<<<<<<
@@ -23389,7 +23427,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
     goto __pyx_L0;
   }
 
-  /* "veb.pxi":283
+  /* "cdec/sa/veb.pxi":283
  *         return veb.min_val
  * 
  *     a = i >> veb.num_bottom_bits             # <<<<<<<<<<<<<<
@@ -23398,7 +23436,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
   __pyx_v_a = (__pyx_v_i >> __pyx_v_veb->num_bottom_bits);
 
-  /* "veb.pxi":284
+  /* "cdec/sa/veb.pxi":284
  * 
  *     a = i >> veb.num_bottom_bits
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]             # <<<<<<<<<<<<<<
@@ -23407,7 +23445,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
   __pyx_v_b = (__pyx_v_i & (__pyx_v_4cdec_2sa_3_sa_LOWER_MASK[(__pyx_v_veb->num_bottom_bits - 1)]));
 
-  /* "veb.pxi":285
+  /* "cdec/sa/veb.pxi":285
  *     a = i >> veb.num_bottom_bits
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *     found = 0             # <<<<<<<<<<<<<<
@@ -23416,7 +23454,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
   __pyx_v_found = 0;
 
-  /* "veb.pxi":286
+  /* "cdec/sa/veb.pxi":286
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *     found = 0
  *     if veb.bottom[a] != NULL:             # <<<<<<<<<<<<<<
@@ -23426,7 +23464,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
   __pyx_t_1 = (((__pyx_v_veb->bottom[__pyx_v_a]) != NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":287
+    /* "cdec/sa/veb.pxi":287
  *     found = 0
  *     if veb.bottom[a] != NULL:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -23436,7 +23474,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
     __pyx_t_1 = ((__pyx_v_veb->num_bottom_bits > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_BITS) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":288
+      /* "cdec/sa/veb.pxi":288
  *     if veb.bottom[a] != NULL:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[a]             # <<<<<<<<<<<<<<
@@ -23445,7 +23483,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
       __pyx_v_subv = ((struct __pyx_t_4cdec_2sa_3_sa__VEB *)(__pyx_v_veb->bottom[__pyx_v_a]));
 
-      /* "veb.pxi":289
+      /* "cdec/sa/veb.pxi":289
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[a]
  *             if subv.max_val > b:             # <<<<<<<<<<<<<<
@@ -23455,7 +23493,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
       __pyx_t_1 = ((__pyx_v_subv->max_val > __pyx_v_b) != 0);
       if (__pyx_t_1) {
 
-        /* "veb.pxi":290
+        /* "cdec/sa/veb.pxi":290
  *             subv = <_VEB*> veb.bottom[a]
  *             if subv.max_val > b:
  *                 j = (a << veb.num_bottom_bits) + VEB_findsucc(subv, b)             # <<<<<<<<<<<<<<
@@ -23464,7 +23502,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
         __pyx_v_j = ((__pyx_v_a << __pyx_v_veb->num_bottom_bits) + __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(__pyx_v_subv, __pyx_v_b));
 
-        /* "veb.pxi":291
+        /* "cdec/sa/veb.pxi":291
  *             if subv.max_val > b:
  *                 j = (a << veb.num_bottom_bits) + VEB_findsucc(subv, b)
  *                 found = 1             # <<<<<<<<<<<<<<
@@ -23479,7 +23517,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
     }
     /*else*/ {
 
-      /* "veb.pxi":293
+      /* "cdec/sa/veb.pxi":293
  *                 found = 1
  *         else:
  *             subb = <_BitSet*> veb.bottom[a]             # <<<<<<<<<<<<<<
@@ -23488,7 +23526,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
       __pyx_v_subb = ((struct __pyx_t_4cdec_2sa_3_sa__BitSet *)(__pyx_v_veb->bottom[__pyx_v_a]));
 
-      /* "veb.pxi":294
+      /* "cdec/sa/veb.pxi":294
  *         else:
  *             subb = <_BitSet*> veb.bottom[a]
  *             if subb.max_val > b:             # <<<<<<<<<<<<<<
@@ -23498,7 +23536,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
       __pyx_t_1 = ((__pyx_v_subb->max_val > __pyx_v_b) != 0);
       if (__pyx_t_1) {
 
-        /* "veb.pxi":295
+        /* "cdec/sa/veb.pxi":295
  *             subb = <_BitSet*> veb.bottom[a]
  *             if subb.max_val > b:
  *                 j = (a << veb.num_bottom_bits) + bitset_findsucc(subb, b)             # <<<<<<<<<<<<<<
@@ -23507,7 +23545,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
         __pyx_v_j = ((__pyx_v_a << __pyx_v_veb->num_bottom_bits) + __pyx_f_4cdec_2sa_3_sa_bitset_findsucc(__pyx_v_subb, __pyx_v_b));
 
-        /* "veb.pxi":296
+        /* "cdec/sa/veb.pxi":296
  *             if subb.max_val > b:
  *                 j = (a << veb.num_bottom_bits) + bitset_findsucc(subb, b)
  *                 found = 1             # <<<<<<<<<<<<<<
@@ -23524,7 +23562,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
   }
   __pyx_L7:;
 
-  /* "veb.pxi":297
+  /* "cdec/sa/veb.pxi":297
  *                 j = (a << veb.num_bottom_bits) + bitset_findsucc(subb, b)
  *                 found = 1
  *     if found==0:             # <<<<<<<<<<<<<<
@@ -23534,7 +23572,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
   __pyx_t_1 = ((__pyx_v_found == 0) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":298
+    /* "cdec/sa/veb.pxi":298
  *                 found = 1
  *     if found==0:
  *         if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -23544,7 +23582,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
     __pyx_t_1 = ((__pyx_v_veb->top_universe_size > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_SIZE) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":299
+      /* "cdec/sa/veb.pxi":299
  *     if found==0:
  *         if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *             subv = <_VEB*> veb.top             # <<<<<<<<<<<<<<
@@ -23553,7 +23591,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
       __pyx_v_subv = ((struct __pyx_t_4cdec_2sa_3_sa__VEB *)__pyx_v_veb->top);
 
-      /* "veb.pxi":300
+      /* "cdec/sa/veb.pxi":300
  *         if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *             subv = <_VEB*> veb.top
  *             c = VEB_findsucc(subv, a)             # <<<<<<<<<<<<<<
@@ -23565,7 +23603,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
     }
     /*else*/ {
 
-      /* "veb.pxi":302
+      /* "cdec/sa/veb.pxi":302
  *             c = VEB_findsucc(subv, a)
  *         else:
  *             subb = <_BitSet*> veb.top             # <<<<<<<<<<<<<<
@@ -23574,7 +23612,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
       __pyx_v_subb = ((struct __pyx_t_4cdec_2sa_3_sa__BitSet *)__pyx_v_veb->top);
 
-      /* "veb.pxi":303
+      /* "cdec/sa/veb.pxi":303
  *         else:
  *             subb = <_BitSet*> veb.top
  *             c = bitset_findsucc(subb, a)             # <<<<<<<<<<<<<<
@@ -23585,7 +23623,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
     }
     __pyx_L12:;
 
-    /* "veb.pxi":304
+    /* "cdec/sa/veb.pxi":304
  *             subb = <_BitSet*> veb.top
  *             c = bitset_findsucc(subb, a)
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -23595,7 +23633,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
     __pyx_t_1 = ((__pyx_v_veb->num_bottom_bits > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_BITS) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":305
+      /* "cdec/sa/veb.pxi":305
  *             c = bitset_findsucc(subb, a)
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[c]             # <<<<<<<<<<<<<<
@@ -23604,7 +23642,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
       __pyx_v_subv = ((struct __pyx_t_4cdec_2sa_3_sa__VEB *)(__pyx_v_veb->bottom[__pyx_v_c]));
 
-      /* "veb.pxi":306
+      /* "cdec/sa/veb.pxi":306
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[c]
  *             j = (c << veb.num_bottom_bits) + subv.min_val             # <<<<<<<<<<<<<<
@@ -23616,7 +23654,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
     }
     /*else*/ {
 
-      /* "veb.pxi":308
+      /* "cdec/sa/veb.pxi":308
  *             j = (c << veb.num_bottom_bits) + subv.min_val
  *         else:
  *             subb = <_BitSet*> veb.bottom[c]             # <<<<<<<<<<<<<<
@@ -23625,7 +23663,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
       __pyx_v_subb = ((struct __pyx_t_4cdec_2sa_3_sa__BitSet *)(__pyx_v_veb->bottom[__pyx_v_c]));
 
-      /* "veb.pxi":309
+      /* "cdec/sa/veb.pxi":309
  *         else:
  *             subb = <_BitSet*> veb.bottom[c]
  *             j = (c << veb.num_bottom_bits) + subb.min_val             # <<<<<<<<<<<<<<
@@ -23639,7 +23677,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
   }
   __pyx_L11:;
 
-  /* "veb.pxi":310
+  /* "cdec/sa/veb.pxi":310
  *             subb = <_BitSet*> veb.bottom[c]
  *             j = (c << veb.num_bottom_bits) + subb.min_val
  *     return j             # <<<<<<<<<<<<<<
@@ -23649,7 +23687,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
   __pyx_r = __pyx_v_j;
   goto __pyx_L0;
 
-  /* "veb.pxi":273
+  /* "cdec/sa/veb.pxi":273
  * 
  * 
  * cdef int VEB_findsucc(_VEB* veb, int i):             # <<<<<<<<<<<<<<
@@ -23663,7 +23701,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(struct __pyx_t_4cdec_2sa_3_sa__VE
   return __pyx_r;
 }
 
-/* "veb.pxi":313
+/* "cdec/sa/veb.pxi":313
  * 
  * 
  * cdef int VEB_contains(_VEB* veb, int i):             # <<<<<<<<<<<<<<
@@ -23682,7 +23720,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
   int __pyx_t_2;
   __Pyx_RefNannySetupContext("VEB_contains", 0);
 
-  /* "veb.pxi":318
+  /* "cdec/sa/veb.pxi":318
  *     cdef int a, b
  * 
  *     if veb.size == 0 or i < veb.min_val or i > veb.max_val:             # <<<<<<<<<<<<<<
@@ -23710,7 +23748,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
   __pyx_L4_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "veb.pxi":319
+    /* "cdec/sa/veb.pxi":319
  * 
  *     if veb.size == 0 or i < veb.min_val or i > veb.max_val:
  *         return 0             # <<<<<<<<<<<<<<
@@ -23721,7 +23759,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
     goto __pyx_L0;
   }
 
-  /* "veb.pxi":321
+  /* "cdec/sa/veb.pxi":321
  *         return 0
  * 
  *     if veb.min_val == i:             # <<<<<<<<<<<<<<
@@ -23731,7 +23769,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
   __pyx_t_1 = ((__pyx_v_veb->min_val == __pyx_v_i) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":322
+    /* "cdec/sa/veb.pxi":322
  * 
  *     if veb.min_val == i:
  *         return 1             # <<<<<<<<<<<<<<
@@ -23743,7 +23781,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
   }
   /*else*/ {
 
-    /* "veb.pxi":324
+    /* "cdec/sa/veb.pxi":324
  *         return 1
  *     else:
  *         if veb.size == 1:             # <<<<<<<<<<<<<<
@@ -23753,7 +23791,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
     __pyx_t_1 = ((__pyx_v_veb->size == 1) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":325
+      /* "cdec/sa/veb.pxi":325
  *     else:
  *         if veb.size == 1:
  *             return 0             # <<<<<<<<<<<<<<
@@ -23765,7 +23803,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
     }
   }
 
-  /* "veb.pxi":327
+  /* "cdec/sa/veb.pxi":327
  *             return 0
  * 
  *     a = i >> veb.num_bottom_bits             # <<<<<<<<<<<<<<
@@ -23774,7 +23812,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
   __pyx_v_a = (__pyx_v_i >> __pyx_v_veb->num_bottom_bits);
 
-  /* "veb.pxi":328
+  /* "cdec/sa/veb.pxi":328
  * 
  *     a = i >> veb.num_bottom_bits
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]             # <<<<<<<<<<<<<<
@@ -23783,7 +23821,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
   __pyx_v_b = (__pyx_v_i & (__pyx_v_4cdec_2sa_3_sa_LOWER_MASK[(__pyx_v_veb->num_bottom_bits - 1)]));
 
-  /* "veb.pxi":329
+  /* "cdec/sa/veb.pxi":329
  *     a = i >> veb.num_bottom_bits
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *     if veb.bottom[a] == NULL:             # <<<<<<<<<<<<<<
@@ -23793,7 +23831,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
   __pyx_t_1 = (((__pyx_v_veb->bottom[__pyx_v_a]) == NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":330
+    /* "cdec/sa/veb.pxi":330
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *     if veb.bottom[a] == NULL:
  *         return 0             # <<<<<<<<<<<<<<
@@ -23805,7 +23843,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
   }
   /*else*/ {
 
-    /* "veb.pxi":332
+    /* "cdec/sa/veb.pxi":332
  *         return 0
  *     else:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -23815,7 +23853,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
     __pyx_t_1 = ((__pyx_v_veb->num_bottom_bits > __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_BITS) != 0);
     if (__pyx_t_1) {
 
-      /* "veb.pxi":333
+      /* "cdec/sa/veb.pxi":333
  *     else:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[a]             # <<<<<<<<<<<<<<
@@ -23824,7 +23862,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
       __pyx_v_subv = ((struct __pyx_t_4cdec_2sa_3_sa__VEB *)(__pyx_v_veb->bottom[__pyx_v_a]));
 
-      /* "veb.pxi":334
+      /* "cdec/sa/veb.pxi":334
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[a]
  *             return VEB_contains(subv, b)             # <<<<<<<<<<<<<<
@@ -23836,7 +23874,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
     }
     /*else*/ {
 
-      /* "veb.pxi":336
+      /* "cdec/sa/veb.pxi":336
  *             return VEB_contains(subv, b)
  *         else:
  *             subb = <_BitSet*> veb.bottom[a]             # <<<<<<<<<<<<<<
@@ -23845,7 +23883,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
  */
       __pyx_v_subb = ((struct __pyx_t_4cdec_2sa_3_sa__BitSet *)(__pyx_v_veb->bottom[__pyx_v_a]));
 
-      /* "veb.pxi":337
+      /* "cdec/sa/veb.pxi":337
  *         else:
  *             subb = <_BitSet*> veb.bottom[a]
  *             return bitset_contains(subb, b)             # <<<<<<<<<<<<<<
@@ -23857,7 +23895,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
     }
   }
 
-  /* "veb.pxi":313
+  /* "cdec/sa/veb.pxi":313
  * 
  * 
  * cdef int VEB_contains(_VEB* veb, int i):             # <<<<<<<<<<<<<<
@@ -23871,7 +23909,7 @@ static int __pyx_f_4cdec_2sa_3_sa_VEB_contains(struct __pyx_t_4cdec_2sa_3_sa__VE
   return __pyx_r;
 }
 
-/* "veb.pxi":344
+/* "cdec/sa/veb.pxi":344
  *     cdef int next_val
  * 
  *     def __next__(self):             # <<<<<<<<<<<<<<
@@ -23904,7 +23942,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11VEBIterator___next__(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__next__", 0);
 
-  /* "veb.pxi":347
+  /* "cdec/sa/veb.pxi":347
  *         cdef int ret_val
  * 
  *         if self.next_val == -1:             # <<<<<<<<<<<<<<
@@ -23914,7 +23952,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11VEBIterator___next__(struct __pyx_obj
   __pyx_t_1 = ((__pyx_v_self->next_val == -1) != 0);
   if (__pyx_t_1) {
 
-    /* "veb.pxi":348
+    /* "cdec/sa/veb.pxi":348
  * 
  *         if self.next_val == -1:
  *             raise StopIteration()             # <<<<<<<<<<<<<<
@@ -23928,7 +23966,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11VEBIterator___next__(struct __pyx_obj
     {__pyx_filename = __pyx_f[6]; __pyx_lineno = 348; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "veb.pxi":349
+  /* "cdec/sa/veb.pxi":349
  *         if self.next_val == -1:
  *             raise StopIteration()
  *         ret_val = self.next_val             # <<<<<<<<<<<<<<
@@ -23938,7 +23976,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11VEBIterator___next__(struct __pyx_obj
   __pyx_t_3 = __pyx_v_self->next_val;
   __pyx_v_ret_val = __pyx_t_3;
 
-  /* "veb.pxi":350
+  /* "cdec/sa/veb.pxi":350
  *             raise StopIteration()
  *         ret_val = self.next_val
  *         self.next_val = VEB_findsucc(self.v, ret_val)             # <<<<<<<<<<<<<<
@@ -23947,7 +23985,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11VEBIterator___next__(struct __pyx_obj
  */
   __pyx_v_self->next_val = __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(__pyx_v_self->v, __pyx_v_ret_val);
 
-  /* "veb.pxi":351
+  /* "cdec/sa/veb.pxi":351
  *         ret_val = self.next_val
  *         self.next_val = VEB_findsucc(self.v, ret_val)
  *         return ret_val             # <<<<<<<<<<<<<<
@@ -23961,7 +23999,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11VEBIterator___next__(struct __pyx_obj
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "veb.pxi":344
+  /* "cdec/sa/veb.pxi":344
  *     cdef int next_val
  * 
  *     def __next__(self):             # <<<<<<<<<<<<<<
@@ -23980,7 +24018,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11VEBIterator___next__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "veb.pxi":360
+/* "cdec/sa/veb.pxi":360
  *     cdef int _first(self)
  * 
  *     def __cinit__(self, int size):             # <<<<<<<<<<<<<<
@@ -24045,7 +24083,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3VEB___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "veb.pxi":361
+  /* "cdec/sa/veb.pxi":361
  * 
  *     def __cinit__(self, int size):
  *         self.veb = new_VEB(size)             # <<<<<<<<<<<<<<
@@ -24054,7 +24092,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3VEB___cinit__(struct __pyx_obj_4cdec_2sa_3_s
  */
   __pyx_v_self->veb = __pyx_f_4cdec_2sa_3_sa_new_VEB(__pyx_v_size);
 
-  /* "veb.pxi":360
+  /* "cdec/sa/veb.pxi":360
  *     cdef int _first(self)
  * 
  *     def __cinit__(self, int size):             # <<<<<<<<<<<<<<
@@ -24068,7 +24106,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3VEB___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   return __pyx_r;
 }
 
-/* "veb.pxi":363
+/* "cdec/sa/veb.pxi":363
  *         self.veb = new_VEB(size)
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -24095,7 +24133,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_3VEB_2__dealloc__(struct __pyx_obj_4cdec_2sa
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "veb.pxi":364
+  /* "cdec/sa/veb.pxi":364
  * 
  *     def __dealloc__(self):
  *         del_VEB(self.veb)             # <<<<<<<<<<<<<<
@@ -24106,7 +24144,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_3VEB_2__dealloc__(struct __pyx_obj_4cdec_2sa
   __Pyx_GOTREF(__pyx_t_1);
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "veb.pxi":363
+  /* "cdec/sa/veb.pxi":363
  *         self.veb = new_VEB(size)
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -24123,7 +24161,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_3VEB_2__dealloc__(struct __pyx_obj_4cdec_2sa
   __Pyx_RefNannyFinishContext();
 }
 
-/* "veb.pxi":366
+/* "cdec/sa/veb.pxi":366
  *         del_VEB(self.veb)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -24156,7 +24194,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_4__iter__(struct __pyx_obj_4cdec_2
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__iter__", 0);
 
-  /* "veb.pxi":368
+  /* "cdec/sa/veb.pxi":368
  *     def __iter__(self):
  *         cdef VEBIterator it
  *         it = VEBIterator()             # <<<<<<<<<<<<<<
@@ -24168,7 +24206,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_4__iter__(struct __pyx_obj_4cdec_2
   __pyx_v_it = ((struct __pyx_obj_4cdec_2sa_3_sa_VEBIterator *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "veb.pxi":369
+  /* "cdec/sa/veb.pxi":369
  *         cdef VEBIterator it
  *         it = VEBIterator()
  *         it.v = self.veb             # <<<<<<<<<<<<<<
@@ -24178,7 +24216,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_4__iter__(struct __pyx_obj_4cdec_2
   __pyx_t_2 = __pyx_v_self->veb;
   __pyx_v_it->v = __pyx_t_2;
 
-  /* "veb.pxi":370
+  /* "cdec/sa/veb.pxi":370
  *         it = VEBIterator()
  *         it.v = self.veb
  *         it.next_val = self.veb.min_val             # <<<<<<<<<<<<<<
@@ -24188,7 +24226,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_4__iter__(struct __pyx_obj_4cdec_2
   __pyx_t_3 = __pyx_v_self->veb->min_val;
   __pyx_v_it->next_val = __pyx_t_3;
 
-  /* "veb.pxi":371
+  /* "cdec/sa/veb.pxi":371
  *         it.v = self.veb
  *         it.next_val = self.veb.min_val
  *         return it             # <<<<<<<<<<<<<<
@@ -24200,7 +24238,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_4__iter__(struct __pyx_obj_4cdec_2
   __pyx_r = ((PyObject *)__pyx_v_it);
   goto __pyx_L0;
 
-  /* "veb.pxi":366
+  /* "cdec/sa/veb.pxi":366
  *         del_VEB(self.veb)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -24220,7 +24258,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_4__iter__(struct __pyx_obj_4cdec_2
   return __pyx_r;
 }
 
-/* "veb.pxi":373
+/* "cdec/sa/veb.pxi":373
  *         return it
  * 
  *     def insert(self, i):             # <<<<<<<<<<<<<<
@@ -24251,7 +24289,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_6insert(struct __pyx_obj_4cdec_2sa
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("insert", 0);
 
-  /* "veb.pxi":374
+  /* "cdec/sa/veb.pxi":374
  * 
  *     def insert(self, i):
  *         return VEB_insert(self.veb, i)             # <<<<<<<<<<<<<<
@@ -24266,7 +24304,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_6insert(struct __pyx_obj_4cdec_2sa
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "veb.pxi":373
+  /* "cdec/sa/veb.pxi":373
  *         return it
  * 
  *     def insert(self, i):             # <<<<<<<<<<<<<<
@@ -24285,7 +24323,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_6insert(struct __pyx_obj_4cdec_2sa
   return __pyx_r;
 }
 
-/* "veb.pxi":376
+/* "cdec/sa/veb.pxi":376
  *         return VEB_insert(self.veb, i)
  * 
  *     cdef int _insert(self, int i):             # <<<<<<<<<<<<<<
@@ -24298,7 +24336,7 @@ static int __pyx_f_4cdec_2sa_3_sa_3VEB__insert(struct __pyx_obj_4cdec_2sa_3_sa_V
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("_insert", 0);
 
-  /* "veb.pxi":377
+  /* "cdec/sa/veb.pxi":377
  * 
  *     cdef int _insert(self, int i):
  *         return VEB_insert(self.veb, i)             # <<<<<<<<<<<<<<
@@ -24308,7 +24346,7 @@ static int __pyx_f_4cdec_2sa_3_sa_3VEB__insert(struct __pyx_obj_4cdec_2sa_3_sa_V
   __pyx_r = __pyx_f_4cdec_2sa_3_sa_VEB_insert(__pyx_v_self->veb, __pyx_v_i);
   goto __pyx_L0;
 
-  /* "veb.pxi":376
+  /* "cdec/sa/veb.pxi":376
  *         return VEB_insert(self.veb, i)
  * 
  *     cdef int _insert(self, int i):             # <<<<<<<<<<<<<<
@@ -24322,7 +24360,7 @@ static int __pyx_f_4cdec_2sa_3_sa_3VEB__insert(struct __pyx_obj_4cdec_2sa_3_sa_V
   return __pyx_r;
 }
 
-/* "veb.pxi":379
+/* "cdec/sa/veb.pxi":379
  *         return VEB_insert(self.veb, i)
  * 
  *     def findsucc(self, i):             # <<<<<<<<<<<<<<
@@ -24353,7 +24391,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_8findsucc(struct __pyx_obj_4cdec_2
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("findsucc", 0);
 
-  /* "veb.pxi":380
+  /* "cdec/sa/veb.pxi":380
  * 
  *     def findsucc(self, i):
  *         return VEB_findsucc(self.veb, i)             # <<<<<<<<<<<<<<
@@ -24368,7 +24406,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_8findsucc(struct __pyx_obj_4cdec_2
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "veb.pxi":379
+  /* "cdec/sa/veb.pxi":379
  *         return VEB_insert(self.veb, i)
  * 
  *     def findsucc(self, i):             # <<<<<<<<<<<<<<
@@ -24387,7 +24425,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_3VEB_8findsucc(struct __pyx_obj_4cdec_2
   return __pyx_r;
 }
 
-/* "veb.pxi":382
+/* "cdec/sa/veb.pxi":382
  *         return VEB_findsucc(self.veb, i)
  * 
  *     cdef int _first(self):             # <<<<<<<<<<<<<<
@@ -24400,7 +24438,7 @@ static int __pyx_f_4cdec_2sa_3_sa_3VEB__first(struct __pyx_obj_4cdec_2sa_3_sa_VE
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("_first", 0);
 
-  /* "veb.pxi":383
+  /* "cdec/sa/veb.pxi":383
  * 
  *     cdef int _first(self):
  *         return self.veb.min_val             # <<<<<<<<<<<<<<
@@ -24410,7 +24448,7 @@ static int __pyx_f_4cdec_2sa_3_sa_3VEB__first(struct __pyx_obj_4cdec_2sa_3_sa_VE
   __pyx_r = __pyx_v_self->veb->min_val;
   goto __pyx_L0;
 
-  /* "veb.pxi":382
+  /* "cdec/sa/veb.pxi":382
  *         return VEB_findsucc(self.veb, i)
  * 
  *     cdef int _first(self):             # <<<<<<<<<<<<<<
@@ -24424,7 +24462,7 @@ static int __pyx_f_4cdec_2sa_3_sa_3VEB__first(struct __pyx_obj_4cdec_2sa_3_sa_VE
   return __pyx_r;
 }
 
-/* "veb.pxi":385
+/* "cdec/sa/veb.pxi":385
  *         return self.veb.min_val
  * 
  *     cdef int _findsucc(self, int i):             # <<<<<<<<<<<<<<
@@ -24437,7 +24475,7 @@ static int __pyx_f_4cdec_2sa_3_sa_3VEB__findsucc(struct __pyx_obj_4cdec_2sa_3_sa
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("_findsucc", 0);
 
-  /* "veb.pxi":386
+  /* "cdec/sa/veb.pxi":386
  * 
  *     cdef int _findsucc(self, int i):
  *         return VEB_findsucc(self.veb, i)             # <<<<<<<<<<<<<<
@@ -24447,7 +24485,7 @@ static int __pyx_f_4cdec_2sa_3_sa_3VEB__findsucc(struct __pyx_obj_4cdec_2sa_3_sa
   __pyx_r = __pyx_f_4cdec_2sa_3_sa_VEB_findsucc(__pyx_v_self->veb, __pyx_v_i);
   goto __pyx_L0;
 
-  /* "veb.pxi":385
+  /* "cdec/sa/veb.pxi":385
  *         return self.veb.min_val
  * 
  *     cdef int _findsucc(self, int i):             # <<<<<<<<<<<<<<
@@ -24461,7 +24499,7 @@ static int __pyx_f_4cdec_2sa_3_sa_3VEB__findsucc(struct __pyx_obj_4cdec_2sa_3_sa
   return __pyx_r;
 }
 
-/* "veb.pxi":388
+/* "cdec/sa/veb.pxi":388
  *         return VEB_findsucc(self.veb, i)
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -24487,7 +24525,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_3VEB_10__len__(struct __pyx_obj_4cdec_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "veb.pxi":389
+  /* "cdec/sa/veb.pxi":389
  * 
  *     def __len__(self):
  *         return self.veb.size             # <<<<<<<<<<<<<<
@@ -24497,7 +24535,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_3VEB_10__len__(struct __pyx_obj_4cdec_
   __pyx_r = __pyx_v_self->veb->size;
   goto __pyx_L0;
 
-  /* "veb.pxi":388
+  /* "cdec/sa/veb.pxi":388
  *         return VEB_findsucc(self.veb, i)
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -24511,7 +24549,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_3VEB_10__len__(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "veb.pxi":391
+/* "cdec/sa/veb.pxi":391
  *         return self.veb.size
  * 
  *     def __contains__(self, i):             # <<<<<<<<<<<<<<
@@ -24540,7 +24578,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3VEB_12__contains__(struct __pyx_obj_4cdec_2s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__contains__", 0);
 
-  /* "veb.pxi":392
+  /* "cdec/sa/veb.pxi":392
  * 
  *     def __contains__(self, i):
  *         return VEB_contains(self.veb, i)             # <<<<<<<<<<<<<<
@@ -24549,7 +24587,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3VEB_12__contains__(struct __pyx_obj_4cdec_2s
   __pyx_r = __pyx_f_4cdec_2sa_3_sa_VEB_contains(__pyx_v_self->veb, __pyx_t_1);
   goto __pyx_L0;
 
-  /* "veb.pxi":391
+  /* "cdec/sa/veb.pxi":391
  *         return self.veb.size
  * 
  *     def __contains__(self, i):             # <<<<<<<<<<<<<<
@@ -24565,7 +24603,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3VEB_12__contains__(struct __pyx_obj_4cdec_2s
   return __pyx_r;
 }
 
-/* "lcp.pxi":9
+/* "cdec/sa/lcp.pxi":9
  *     cdef IntList lcp
  * 
  *     def __cinit__(self, SuffixArray sa):             # <<<<<<<<<<<<<<
@@ -24649,7 +24687,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "lcp.pxi":13
+  /* "cdec/sa/lcp.pxi":13
  *         cdef IntList rank
  * 
  *         logger.info("Constructing LCP array")             # <<<<<<<<<<<<<<
@@ -24666,7 +24704,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "lcp.pxi":14
+  /* "cdec/sa/lcp.pxi":14
  * 
  *         logger.info("Constructing LCP array")
  *         self.sa = sa             # <<<<<<<<<<<<<<
@@ -24679,7 +24717,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   __Pyx_DECREF(((PyObject *)__pyx_v_self->sa));
   __pyx_v_self->sa = __pyx_v_sa;
 
-  /* "lcp.pxi":15
+  /* "cdec/sa/lcp.pxi":15
  *         logger.info("Constructing LCP array")
  *         self.sa = sa
  *         n = self.sa.sa.len             # <<<<<<<<<<<<<<
@@ -24689,7 +24727,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   __pyx_t_3 = __pyx_v_self->sa->sa->len;
   __pyx_v_n = __pyx_t_3;
 
-  /* "lcp.pxi":16
+  /* "cdec/sa/lcp.pxi":16
  *         self.sa = sa
  *         n = self.sa.sa.len
  *         self.lcp = IntList(initial_len=n)             # <<<<<<<<<<<<<<
@@ -24711,7 +24749,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   __pyx_v_self->lcp = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "lcp.pxi":18
+  /* "cdec/sa/lcp.pxi":18
  *         self.lcp = IntList(initial_len=n)
  * 
  *         rank = IntList(initial_len=n)             # <<<<<<<<<<<<<<
@@ -24730,7 +24768,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   __pyx_v_rank = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "lcp.pxi":19
+  /* "cdec/sa/lcp.pxi":19
  * 
  *         rank = IntList(initial_len=n)
  *         for i from 0 <= i < n:             # <<<<<<<<<<<<<<
@@ -24740,7 +24778,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   __pyx_t_3 = __pyx_v_n;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-    /* "lcp.pxi":20
+    /* "cdec/sa/lcp.pxi":20
  *         rank = IntList(initial_len=n)
  *         for i from 0 <= i < n:
  *             rank.arr[sa.sa.arr[i]] = i             # <<<<<<<<<<<<<<
@@ -24750,7 +24788,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
     (__pyx_v_rank->arr[(__pyx_v_sa->sa->arr[__pyx_v_i])]) = __pyx_v_i;
   }
 
-  /* "lcp.pxi":22
+  /* "cdec/sa/lcp.pxi":22
  *             rank.arr[sa.sa.arr[i]] = i
  * 
  *         h = 0             # <<<<<<<<<<<<<<
@@ -24759,7 +24797,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
  */
   __pyx_v_h = 0;
 
-  /* "lcp.pxi":23
+  /* "cdec/sa/lcp.pxi":23
  * 
  *         h = 0
  *         for i from 0 <= i < n:             # <<<<<<<<<<<<<<
@@ -24769,7 +24807,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   __pyx_t_3 = __pyx_v_n;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-    /* "lcp.pxi":24
+    /* "cdec/sa/lcp.pxi":24
  *         h = 0
  *         for i from 0 <= i < n:
  *             k = rank.arr[i]             # <<<<<<<<<<<<<<
@@ -24778,7 +24816,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
  */
     __pyx_v_k = (__pyx_v_rank->arr[__pyx_v_i]);
 
-    /* "lcp.pxi":25
+    /* "cdec/sa/lcp.pxi":25
  *         for i from 0 <= i < n:
  *             k = rank.arr[i]
  *             if k == 0:             # <<<<<<<<<<<<<<
@@ -24788,7 +24826,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
     __pyx_t_4 = ((__pyx_v_k == 0) != 0);
     if (__pyx_t_4) {
 
-      /* "lcp.pxi":26
+      /* "cdec/sa/lcp.pxi":26
  *             k = rank.arr[i]
  *             if k == 0:
  *                 self.lcp.arr[k] = -1             # <<<<<<<<<<<<<<
@@ -24800,7 +24838,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
     }
     /*else*/ {
 
-      /* "lcp.pxi":28
+      /* "cdec/sa/lcp.pxi":28
  *                 self.lcp.arr[k] = -1
  *             else:
  *                 j = sa.sa.arr[k-1]             # <<<<<<<<<<<<<<
@@ -24809,7 +24847,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
  */
       __pyx_v_j = (__pyx_v_sa->sa->arr[(__pyx_v_k - 1)]);
 
-      /* "lcp.pxi":29
+      /* "cdec/sa/lcp.pxi":29
  *             else:
  *                 j = sa.sa.arr[k-1]
  *                 while i+h < n and j+h < n and sa.darray.data.arr[i+h] == sa.darray.data.arr[j+h]:             # <<<<<<<<<<<<<<
@@ -24838,7 +24876,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
         __pyx_L10_bool_binop_done:;
         if (!__pyx_t_4) break;
 
-        /* "lcp.pxi":30
+        /* "cdec/sa/lcp.pxi":30
  *                 j = sa.sa.arr[k-1]
  *                 while i+h < n and j+h < n and sa.darray.data.arr[i+h] == sa.darray.data.arr[j+h]:
  *                     h = h+1             # <<<<<<<<<<<<<<
@@ -24848,7 +24886,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
         __pyx_v_h = (__pyx_v_h + 1);
       }
 
-      /* "lcp.pxi":31
+      /* "cdec/sa/lcp.pxi":31
  *                 while i+h < n and j+h < n and sa.darray.data.arr[i+h] == sa.darray.data.arr[j+h]:
  *                     h = h+1
  *                 self.lcp.arr[k] = h             # <<<<<<<<<<<<<<
@@ -24859,7 +24897,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
     }
     __pyx_L7:;
 
-    /* "lcp.pxi":32
+    /* "cdec/sa/lcp.pxi":32
  *                     h = h+1
  *                 self.lcp.arr[k] = h
  *             if h > 0:             # <<<<<<<<<<<<<<
@@ -24869,7 +24907,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
     __pyx_t_4 = ((__pyx_v_h > 0) != 0);
     if (__pyx_t_4) {
 
-      /* "lcp.pxi":33
+      /* "cdec/sa/lcp.pxi":33
  *                 self.lcp.arr[k] = h
  *             if h > 0:
  *                 h = h-1             # <<<<<<<<<<<<<<
@@ -24882,7 +24920,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
     __pyx_L13:;
   }
 
-  /* "lcp.pxi":34
+  /* "cdec/sa/lcp.pxi":34
  *             if h > 0:
  *                 h = h-1
  *         logger.info("LCP array completed")             # <<<<<<<<<<<<<<
@@ -24899,7 +24937,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "lcp.pxi":9
+  /* "cdec/sa/lcp.pxi":9
  *     cdef IntList lcp
  * 
  *     def __cinit__(self, SuffixArray sa):             # <<<<<<<<<<<<<<
@@ -24922,7 +24960,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_3LCP___cinit__(struct __pyx_obj_4cdec_2sa_3_s
 }
 static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "lcp.pxi":36
+/* "cdec/sa/lcp.pxi":36
  *         logger.info("LCP array completed")
  * 
  *     def compute_stats(self, int max_n):             # <<<<<<<<<<<<<<
@@ -25020,7 +25058,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 36; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "lcp.pxi":48
+  /* "cdec/sa/lcp.pxi":48
  *         cdef VEB veb
  * 
  *         N = self.sa.sa.len             # <<<<<<<<<<<<<<
@@ -25030,7 +25068,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
   __pyx_t_1 = __pyx_cur_scope->__pyx_v_self->sa->sa->len;
   __pyx_cur_scope->__pyx_v_N = __pyx_t_1;
 
-  /* "lcp.pxi":50
+  /* "cdec/sa/lcp.pxi":50
  *         N = self.sa.sa.len
  * 
  *         ngram_starts = []             # <<<<<<<<<<<<<<
@@ -25043,7 +25081,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
   __pyx_cur_scope->__pyx_v_ngram_starts = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "lcp.pxi":51
+  /* "cdec/sa/lcp.pxi":51
  * 
  *         ngram_starts = []
  *         for n from 0 <= n < max_n:             # <<<<<<<<<<<<<<
@@ -25053,7 +25091,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
   __pyx_t_1 = __pyx_cur_scope->__pyx_v_max_n;
   for (__pyx_cur_scope->__pyx_v_n = 0; __pyx_cur_scope->__pyx_v_n < __pyx_t_1; __pyx_cur_scope->__pyx_v_n++) {
 
-    /* "lcp.pxi":52
+    /* "cdec/sa/lcp.pxi":52
  *         ngram_starts = []
  *         for n from 0 <= n < max_n:
  *             ngram_starts.append(IntList(initial_len=N))             # <<<<<<<<<<<<<<
@@ -25073,7 +25111,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   }
 
-  /* "lcp.pxi":54
+  /* "cdec/sa/lcp.pxi":54
  *             ngram_starts.append(IntList(initial_len=N))
  * 
  *         run_start = IntList(initial_len=max_n)             # <<<<<<<<<<<<<<
@@ -25093,7 +25131,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
   __pyx_cur_scope->__pyx_v_run_start = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "lcp.pxi":55
+  /* "cdec/sa/lcp.pxi":55
  * 
  *         run_start = IntList(initial_len=max_n)
  *         veb = VEB(N)             # <<<<<<<<<<<<<<
@@ -25114,7 +25152,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
   __pyx_cur_scope->__pyx_v_veb = ((struct __pyx_obj_4cdec_2sa_3_sa_VEB *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "lcp.pxi":57
+  /* "cdec/sa/lcp.pxi":57
  *         veb = VEB(N)
  * 
  *         for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -25124,7 +25162,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
   __pyx_t_1 = __pyx_cur_scope->__pyx_v_N;
   for (__pyx_cur_scope->__pyx_v_i = 0; __pyx_cur_scope->__pyx_v_i < __pyx_t_1; __pyx_cur_scope->__pyx_v_i++) {
 
-    /* "lcp.pxi":58
+    /* "cdec/sa/lcp.pxi":58
  * 
  *         for i from 0 <= i < N:
  *             h = self.lcp.arr[i]             # <<<<<<<<<<<<<<
@@ -25133,7 +25171,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
     __pyx_cur_scope->__pyx_v_h = (__pyx_cur_scope->__pyx_v_self->lcp->arr[__pyx_cur_scope->__pyx_v_i]);
 
-    /* "lcp.pxi":59
+    /* "cdec/sa/lcp.pxi":59
  *         for i from 0 <= i < N:
  *             h = self.lcp.arr[i]
  *             if h < 0:             # <<<<<<<<<<<<<<
@@ -25143,7 +25181,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
     __pyx_t_5 = ((__pyx_cur_scope->__pyx_v_h < 0) != 0);
     if (__pyx_t_5) {
 
-      /* "lcp.pxi":60
+      /* "cdec/sa/lcp.pxi":60
  *             h = self.lcp.arr[i]
  *             if h < 0:
  *                 h = 0             # <<<<<<<<<<<<<<
@@ -25155,7 +25193,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
     }
     __pyx_L8:;
 
-    /* "lcp.pxi":61
+    /* "cdec/sa/lcp.pxi":61
  *             if h < 0:
  *                 h = 0
  *             for n from h <= n < max_n:             # <<<<<<<<<<<<<<
@@ -25165,7 +25203,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
     __pyx_t_6 = __pyx_cur_scope->__pyx_v_max_n;
     for (__pyx_cur_scope->__pyx_v_n = __pyx_cur_scope->__pyx_v_h; __pyx_cur_scope->__pyx_v_n < __pyx_t_6; __pyx_cur_scope->__pyx_v_n++) {
 
-      /* "lcp.pxi":62
+      /* "cdec/sa/lcp.pxi":62
  *                 h = 0
  *             for n from h <= n < max_n:
  *                 rs = run_start.arr[n]             # <<<<<<<<<<<<<<
@@ -25174,7 +25212,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
       __pyx_cur_scope->__pyx_v_rs = (__pyx_cur_scope->__pyx_v_run_start->arr[__pyx_cur_scope->__pyx_v_n]);
 
-      /* "lcp.pxi":63
+      /* "cdec/sa/lcp.pxi":63
  *             for n from h <= n < max_n:
  *                 rs = run_start.arr[n]
  *                 run_start.arr[n] = i             # <<<<<<<<<<<<<<
@@ -25183,7 +25221,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
       (__pyx_cur_scope->__pyx_v_run_start->arr[__pyx_cur_scope->__pyx_v_n]) = __pyx_cur_scope->__pyx_v_i;
 
-      /* "lcp.pxi":64
+      /* "cdec/sa/lcp.pxi":64
  *                 rs = run_start.arr[n]
  *                 run_start.arr[n] = i
  *                 freq = i - rs             # <<<<<<<<<<<<<<
@@ -25192,7 +25230,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
       __pyx_cur_scope->__pyx_v_freq = (__pyx_cur_scope->__pyx_v_i - __pyx_cur_scope->__pyx_v_rs);
 
-      /* "lcp.pxi":65
+      /* "cdec/sa/lcp.pxi":65
  *                 run_start.arr[n] = i
  *                 freq = i - rs
  *                 if freq > 1000: # arbitrary, but see note below             # <<<<<<<<<<<<<<
@@ -25202,7 +25240,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
       __pyx_t_5 = ((__pyx_cur_scope->__pyx_v_freq > 1000) != 0);
       if (__pyx_t_5) {
 
-        /* "lcp.pxi":66
+        /* "cdec/sa/lcp.pxi":66
  *                 freq = i - rs
  *                 if freq > 1000: # arbitrary, but see note below
  *                     veb._insert(freq)             # <<<<<<<<<<<<<<
@@ -25211,7 +25249,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
         ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_VEB *)__pyx_cur_scope->__pyx_v_veb->__pyx_vtab)->_insert(__pyx_cur_scope->__pyx_v_veb, __pyx_cur_scope->__pyx_v_freq);
 
-        /* "lcp.pxi":67
+        /* "cdec/sa/lcp.pxi":67
  *                 if freq > 1000: # arbitrary, but see note below
  *                     veb._insert(freq)
  *                     ngram_start = ngram_starts[n]             # <<<<<<<<<<<<<<
@@ -25226,7 +25264,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
         __Pyx_GIVEREF(__pyx_t_2);
         __pyx_t_2 = 0;
 
-        /* "lcp.pxi":68
+        /* "cdec/sa/lcp.pxi":68
  *                     veb._insert(freq)
  *                     ngram_start = ngram_starts[n]
  *                     while ngram_start.arr[freq] > 0:             # <<<<<<<<<<<<<<
@@ -25237,7 +25275,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
           __pyx_t_5 = (((__pyx_cur_scope->__pyx_v_ngram_start->arr[__pyx_cur_scope->__pyx_v_freq]) > 0) != 0);
           if (!__pyx_t_5) break;
 
-          /* "lcp.pxi":69
+          /* "cdec/sa/lcp.pxi":69
  *                     ngram_start = ngram_starts[n]
  *                     while ngram_start.arr[freq] > 0:
  *                         freq = freq + 1 # cheating a bit, should be ok for sparse histogram             # <<<<<<<<<<<<<<
@@ -25247,7 +25285,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
           __pyx_cur_scope->__pyx_v_freq = (__pyx_cur_scope->__pyx_v_freq + 1);
         }
 
-        /* "lcp.pxi":70
+        /* "cdec/sa/lcp.pxi":70
  *                     while ngram_start.arr[freq] > 0:
  *                         freq = freq + 1 # cheating a bit, should be ok for sparse histogram
  *                     ngram_start.arr[freq] = rs             # <<<<<<<<<<<<<<
@@ -25261,7 +25299,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
     }
   }
 
-  /* "lcp.pxi":71
+  /* "cdec/sa/lcp.pxi":71
  *                         freq = freq + 1 # cheating a bit, should be ok for sparse histogram
  *                     ngram_start.arr[freq] = rs
  *         i = veb.veb.min_val             # <<<<<<<<<<<<<<
@@ -25271,7 +25309,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
   __pyx_t_1 = __pyx_cur_scope->__pyx_v_veb->veb->min_val;
   __pyx_cur_scope->__pyx_v_i = __pyx_t_1;
 
-  /* "lcp.pxi":72
+  /* "cdec/sa/lcp.pxi":72
  *                     ngram_start.arr[freq] = rs
  *         i = veb.veb.min_val
  *         while i != -1:             # <<<<<<<<<<<<<<
@@ -25282,7 +25320,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
     __pyx_t_5 = ((__pyx_cur_scope->__pyx_v_i != -1) != 0);
     if (!__pyx_t_5) break;
 
-    /* "lcp.pxi":73
+    /* "cdec/sa/lcp.pxi":73
  *         i = veb.veb.min_val
  *         while i != -1:
  *             ii = veb._findsucc(i)             # <<<<<<<<<<<<<<
@@ -25291,7 +25329,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
     __pyx_cur_scope->__pyx_v_ii = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_VEB *)__pyx_cur_scope->__pyx_v_veb->__pyx_vtab)->_findsucc(__pyx_cur_scope->__pyx_v_veb, __pyx_cur_scope->__pyx_v_i);
 
-    /* "lcp.pxi":74
+    /* "cdec/sa/lcp.pxi":74
  *         while i != -1:
  *             ii = veb._findsucc(i)
  *             for n from 0 <= n < max_n:             # <<<<<<<<<<<<<<
@@ -25301,7 +25339,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
     __pyx_t_1 = __pyx_cur_scope->__pyx_v_max_n;
     for (__pyx_cur_scope->__pyx_v_n = 0; __pyx_cur_scope->__pyx_v_n < __pyx_t_1; __pyx_cur_scope->__pyx_v_n++) {
 
-      /* "lcp.pxi":75
+      /* "cdec/sa/lcp.pxi":75
  *             ii = veb._findsucc(i)
  *             for n from 0 <= n < max_n:
  *                 ngram_start = ngram_starts[n]             # <<<<<<<<<<<<<<
@@ -25316,7 +25354,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
       __Pyx_GIVEREF(__pyx_t_2);
       __pyx_t_2 = 0;
 
-      /* "lcp.pxi":76
+      /* "cdec/sa/lcp.pxi":76
  *             for n from 0 <= n < max_n:
  *                 ngram_start = ngram_starts[n]
  *                 iii = i             # <<<<<<<<<<<<<<
@@ -25325,7 +25363,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
       __pyx_cur_scope->__pyx_v_iii = __pyx_cur_scope->__pyx_v_i;
 
-      /* "lcp.pxi":77
+      /* "cdec/sa/lcp.pxi":77
  *                 ngram_start = ngram_starts[n]
  *                 iii = i
  *                 rs = ngram_start.arr[iii]             # <<<<<<<<<<<<<<
@@ -25334,7 +25372,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
       __pyx_cur_scope->__pyx_v_rs = (__pyx_cur_scope->__pyx_v_ngram_start->arr[__pyx_cur_scope->__pyx_v_iii]);
 
-      /* "lcp.pxi":78
+      /* "cdec/sa/lcp.pxi":78
  *                 iii = i
  *                 rs = ngram_start.arr[iii]
  *                 while (ii==-1 or iii < ii) and rs != 0:             # <<<<<<<<<<<<<<
@@ -25362,7 +25400,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
         __pyx_L20_bool_binop_done:;
         if (!__pyx_t_5) break;
 
-        /* "lcp.pxi":79
+        /* "cdec/sa/lcp.pxi":79
  *                 rs = ngram_start.arr[iii]
  *                 while (ii==-1 or iii < ii) and rs != 0:
  *                     j = self.sa.sa.arr[rs]             # <<<<<<<<<<<<<<
@@ -25371,7 +25409,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
         __pyx_cur_scope->__pyx_v_j = (__pyx_cur_scope->__pyx_v_self->sa->sa->arr[__pyx_cur_scope->__pyx_v_rs]);
 
-        /* "lcp.pxi":80
+        /* "cdec/sa/lcp.pxi":80
  *                 while (ii==-1 or iii < ii) and rs != 0:
  *                     j = self.sa.sa.arr[rs]
  *                     valid = 1             # <<<<<<<<<<<<<<
@@ -25380,7 +25418,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
         __pyx_cur_scope->__pyx_v_valid = 1;
 
-        /* "lcp.pxi":81
+        /* "cdec/sa/lcp.pxi":81
  *                     j = self.sa.sa.arr[rs]
  *                     valid = 1
  *                     for k from 0 <= k < n+1:             # <<<<<<<<<<<<<<
@@ -25390,7 +25428,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
         __pyx_t_8 = (__pyx_cur_scope->__pyx_v_n + 1);
         for (__pyx_cur_scope->__pyx_v_k = 0; __pyx_cur_scope->__pyx_v_k < __pyx_t_8; __pyx_cur_scope->__pyx_v_k++) {
 
-          /* "lcp.pxi":82
+          /* "cdec/sa/lcp.pxi":82
  *                     valid = 1
  *                     for k from 0 <= k < n+1:
  *                         if self.sa.darray.data.arr[j+k] < 2:             # <<<<<<<<<<<<<<
@@ -25400,7 +25438,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
           __pyx_t_5 = (((__pyx_cur_scope->__pyx_v_self->sa->darray->data->arr[(__pyx_cur_scope->__pyx_v_j + __pyx_cur_scope->__pyx_v_k)]) < 2) != 0);
           if (__pyx_t_5) {
 
-            /* "lcp.pxi":83
+            /* "cdec/sa/lcp.pxi":83
  *                     for k from 0 <= k < n+1:
  *                         if self.sa.darray.data.arr[j+k] < 2:
  *                             valid = 0             # <<<<<<<<<<<<<<
@@ -25413,7 +25451,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
           __pyx_L25:;
         }
 
-        /* "lcp.pxi":84
+        /* "cdec/sa/lcp.pxi":84
  *                         if self.sa.darray.data.arr[j+k] < 2:
  *                             valid = 0
  *                     if valid:             # <<<<<<<<<<<<<<
@@ -25423,7 +25461,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
         __pyx_t_5 = (__pyx_cur_scope->__pyx_v_valid != 0);
         if (__pyx_t_5) {
 
-          /* "lcp.pxi":85
+          /* "cdec/sa/lcp.pxi":85
  *                             valid = 0
  *                     if valid:
  *                         ngram = tuple([self.sa.darray.data.arr[j+k] for k in range(n+1)])             # <<<<<<<<<<<<<<
@@ -25448,7 +25486,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
           __Pyx_GIVEREF(__pyx_t_3);
           __pyx_t_3 = 0;
 
-          /* "lcp.pxi":86
+          /* "cdec/sa/lcp.pxi":86
  *                     if valid:
  *                         ngram = tuple([self.sa.darray.data.arr[j+k] for k in range(n+1)])
  *                         yield i, n+1, ngram             # <<<<<<<<<<<<<<
@@ -25485,7 +25523,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
         }
         __pyx_L26:;
 
-        /* "lcp.pxi":87
+        /* "cdec/sa/lcp.pxi":87
  *                         ngram = tuple([self.sa.darray.data.arr[j+k] for k in range(n+1)])
  *                         yield i, n+1, ngram
  *                     iii = iii + 1             # <<<<<<<<<<<<<<
@@ -25494,7 +25532,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
  */
         __pyx_cur_scope->__pyx_v_iii = (__pyx_cur_scope->__pyx_v_iii + 1);
 
-        /* "lcp.pxi":88
+        /* "cdec/sa/lcp.pxi":88
  *                         yield i, n+1, ngram
  *                     iii = iii + 1
  *                     rs = ngram_start.arr[iii]             # <<<<<<<<<<<<<<
@@ -25504,7 +25542,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
       }
     }
 
-    /* "lcp.pxi":89
+    /* "cdec/sa/lcp.pxi":89
  *                     iii = iii + 1
  *                     rs = ngram_start.arr[iii]
  *             i = ii             # <<<<<<<<<<<<<<
@@ -25512,7 +25550,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
     __pyx_cur_scope->__pyx_v_i = __pyx_cur_scope->__pyx_v_ii;
   }
 
-  /* "lcp.pxi":36
+  /* "cdec/sa/lcp.pxi":36
  *         logger.info("LCP array completed")
  * 
  *     def compute_stats(self, int max_n):             # <<<<<<<<<<<<<<
@@ -25536,7 +25574,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_3LCP_4generator1(__pyx_GeneratorObject
   return NULL;
 }
 
-/* "sym.pxi":12
+/* "cdec/sa/sym.pxi":12
  *     cdef dict id2sym
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -25569,7 +25607,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_8Alphabet___cinit__(struct __pyx_obj_4cdec_2s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "sym.pxi":13
+  /* "cdec/sa/sym.pxi":13
  * 
  *     def __cinit__(self):
  *         self.terminals = StringMap()             # <<<<<<<<<<<<<<
@@ -25584,7 +25622,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_8Alphabet___cinit__(struct __pyx_obj_4cdec_2s
   __pyx_v_self->terminals = ((struct __pyx_obj_4cdec_2sa_3_sa_StringMap *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "sym.pxi":14
+  /* "cdec/sa/sym.pxi":14
  *     def __cinit__(self):
  *         self.terminals = StringMap()
  *         self.nonterminals = StringMap()             # <<<<<<<<<<<<<<
@@ -25599,7 +25637,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_8Alphabet___cinit__(struct __pyx_obj_4cdec_2s
   __pyx_v_self->nonterminals = ((struct __pyx_obj_4cdec_2sa_3_sa_StringMap *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "sym.pxi":15
+  /* "cdec/sa/sym.pxi":15
  *         self.terminals = StringMap()
  *         self.nonterminals = StringMap()
  *         self.id2sym = {}             # <<<<<<<<<<<<<<
@@ -25614,7 +25652,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_8Alphabet___cinit__(struct __pyx_obj_4cdec_2s
   __pyx_v_self->id2sym = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "sym.pxi":16
+  /* "cdec/sa/sym.pxi":16
  *         self.nonterminals = StringMap()
  *         self.id2sym = {}
  *         self.first_nonterminal = -1             # <<<<<<<<<<<<<<
@@ -25623,7 +25661,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_8Alphabet___cinit__(struct __pyx_obj_4cdec_2s
  */
   __pyx_v_self->first_nonterminal = -1;
 
-  /* "sym.pxi":12
+  /* "cdec/sa/sym.pxi":12
  *     cdef dict id2sym
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -25643,7 +25681,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_8Alphabet___cinit__(struct __pyx_obj_4cdec_2s
   return __pyx_r;
 }
 
-/* "sym.pxi":18
+/* "cdec/sa/sym.pxi":18
  *         self.first_nonterminal = -1
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -25670,7 +25708,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_8Alphabet_2__dealloc__(CYTHON_UNUSED struct
   __Pyx_RefNannyFinishContext();
 }
 
-/* "sym.pxi":21
+/* "cdec/sa/sym.pxi":21
  *         pass
  * 
  *     cdef int isvar(self, int sym):             # <<<<<<<<<<<<<<
@@ -25683,7 +25721,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_isvar(CYTHON_UNUSED struct __pyx_obj
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("isvar", 0);
 
-  /* "sym.pxi":22
+  /* "cdec/sa/sym.pxi":22
  * 
  *     cdef int isvar(self, int sym):
  *         return sym < 0             # <<<<<<<<<<<<<<
@@ -25693,7 +25731,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_isvar(CYTHON_UNUSED struct __pyx_obj
   __pyx_r = (__pyx_v_sym < 0);
   goto __pyx_L0;
 
-  /* "sym.pxi":21
+  /* "cdec/sa/sym.pxi":21
  *         pass
  * 
  *     cdef int isvar(self, int sym):             # <<<<<<<<<<<<<<
@@ -25707,7 +25745,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_isvar(CYTHON_UNUSED struct __pyx_obj
   return __pyx_r;
 }
 
-/* "sym.pxi":24
+/* "cdec/sa/sym.pxi":24
  *         return sym < 0
  * 
  *     cdef int isword(self, int sym):             # <<<<<<<<<<<<<<
@@ -25720,7 +25758,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_isword(CYTHON_UNUSED struct __pyx_ob
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("isword", 0);
 
-  /* "sym.pxi":25
+  /* "cdec/sa/sym.pxi":25
  * 
  *     cdef int isword(self, int sym):
  *         return sym >= 0             # <<<<<<<<<<<<<<
@@ -25730,7 +25768,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_isword(CYTHON_UNUSED struct __pyx_ob
   __pyx_r = (__pyx_v_sym >= 0);
   goto __pyx_L0;
 
-  /* "sym.pxi":24
+  /* "cdec/sa/sym.pxi":24
  *         return sym < 0
  * 
  *     cdef int isword(self, int sym):             # <<<<<<<<<<<<<<
@@ -25744,7 +25782,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_isword(CYTHON_UNUSED struct __pyx_ob
   return __pyx_r;
 }
 
-/* "sym.pxi":27
+/* "cdec/sa/sym.pxi":27
  *         return sym >= 0
  * 
  *     cdef int getindex(self, int sym):             # <<<<<<<<<<<<<<
@@ -25757,7 +25795,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_getindex(CYTHON_UNUSED struct __pyx_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("getindex", 0);
 
-  /* "sym.pxi":28
+  /* "cdec/sa/sym.pxi":28
  * 
  *     cdef int getindex(self, int sym):
  *         return -sym & INDEX_MASK             # <<<<<<<<<<<<<<
@@ -25767,7 +25805,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_getindex(CYTHON_UNUSED struct __pyx_
   __pyx_r = ((-__pyx_v_sym) & __pyx_v_4cdec_2sa_3_sa_INDEX_MASK);
   goto __pyx_L0;
 
-  /* "sym.pxi":27
+  /* "cdec/sa/sym.pxi":27
  *         return sym >= 0
  * 
  *     cdef int getindex(self, int sym):             # <<<<<<<<<<<<<<
@@ -25781,7 +25819,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_getindex(CYTHON_UNUSED struct __pyx_
   return __pyx_r;
 }
 
-/* "sym.pxi":30
+/* "cdec/sa/sym.pxi":30
  *         return -sym & INDEX_MASK
  * 
  *     cdef int setindex(self, int sym, int ind):             # <<<<<<<<<<<<<<
@@ -25794,7 +25832,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_setindex(CYTHON_UNUSED struct __pyx_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("setindex", 0);
 
-  /* "sym.pxi":31
+  /* "cdec/sa/sym.pxi":31
  * 
  *     cdef int setindex(self, int sym, int ind):
  *         return -(-sym & ~INDEX_MASK | ind)             # <<<<<<<<<<<<<<
@@ -25804,7 +25842,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_setindex(CYTHON_UNUSED struct __pyx_
   __pyx_r = (-(((-__pyx_v_sym) & (~__pyx_v_4cdec_2sa_3_sa_INDEX_MASK)) | __pyx_v_ind));
   goto __pyx_L0;
 
-  /* "sym.pxi":30
+  /* "cdec/sa/sym.pxi":30
  *         return -sym & INDEX_MASK
  * 
  *     cdef int setindex(self, int sym, int ind):             # <<<<<<<<<<<<<<
@@ -25818,7 +25856,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_setindex(CYTHON_UNUSED struct __pyx_
   return __pyx_r;
 }
 
-/* "sym.pxi":33
+/* "cdec/sa/sym.pxi":33
  *         return -(-sym & ~INDEX_MASK | ind)
  * 
  *     cdef int clearindex(self, int sym):             # <<<<<<<<<<<<<<
@@ -25831,7 +25869,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_clearindex(CYTHON_UNUSED struct __py
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("clearindex", 0);
 
-  /* "sym.pxi":34
+  /* "cdec/sa/sym.pxi":34
  * 
  *     cdef int clearindex(self, int sym):
  *         return -(-sym& ~INDEX_MASK)             # <<<<<<<<<<<<<<
@@ -25841,7 +25879,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_clearindex(CYTHON_UNUSED struct __py
   __pyx_r = (-((-__pyx_v_sym) & (~__pyx_v_4cdec_2sa_3_sa_INDEX_MASK)));
   goto __pyx_L0;
 
-  /* "sym.pxi":33
+  /* "cdec/sa/sym.pxi":33
  *         return -(-sym & ~INDEX_MASK | ind)
  * 
  *     cdef int clearindex(self, int sym):             # <<<<<<<<<<<<<<
@@ -25855,7 +25893,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_clearindex(CYTHON_UNUSED struct __py
   return __pyx_r;
 }
 
-/* "sym.pxi":36
+/* "cdec/sa/sym.pxi":36
  *         return -(-sym& ~INDEX_MASK)
  * 
  *     cdef int match(self, int sym1, int sym2):             # <<<<<<<<<<<<<<
@@ -25868,7 +25906,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_match(struct __pyx_obj_4cdec_2sa_3_s
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("match", 0);
 
-  /* "sym.pxi":37
+  /* "cdec/sa/sym.pxi":37
  * 
  *     cdef int match(self, int sym1, int sym2):
  *         return self.clearindex(sym1) == self.clearindex(sym2);             # <<<<<<<<<<<<<<
@@ -25878,7 +25916,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_match(struct __pyx_obj_4cdec_2sa_3_s
   __pyx_r = (((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *)__pyx_v_self->__pyx_vtab)->clearindex(__pyx_v_self, __pyx_v_sym1) == ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *)__pyx_v_self->__pyx_vtab)->clearindex(__pyx_v_self, __pyx_v_sym2));
   goto __pyx_L0;
 
-  /* "sym.pxi":36
+  /* "cdec/sa/sym.pxi":36
  *         return -(-sym& ~INDEX_MASK)
  * 
  *     cdef int match(self, int sym1, int sym2):             # <<<<<<<<<<<<<<
@@ -25892,7 +25930,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_match(struct __pyx_obj_4cdec_2sa_3_s
   return __pyx_r;
 }
 
-/* "sym.pxi":39
+/* "cdec/sa/sym.pxi":39
  *         return self.clearindex(sym1) == self.clearindex(sym2);
  * 
  *     cdef char* tocat(self, int sym):             # <<<<<<<<<<<<<<
@@ -25905,7 +25943,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tocat(struct __pyx_obj_4cdec_2sa_3
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("tocat", 0);
 
-  /* "sym.pxi":40
+  /* "cdec/sa/sym.pxi":40
  * 
  *     cdef char* tocat(self, int sym):
  *         return self.nonterminals.word((-sym >> INDEX_SHIFT)-1)             # <<<<<<<<<<<<<<
@@ -25915,7 +25953,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tocat(struct __pyx_obj_4cdec_2sa_3
   __pyx_r = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_StringMap *)__pyx_v_self->nonterminals->__pyx_vtab)->word(__pyx_v_self->nonterminals, (((-__pyx_v_sym) >> __pyx_v_4cdec_2sa_3_sa_INDEX_SHIFT) - 1));
   goto __pyx_L0;
 
-  /* "sym.pxi":39
+  /* "cdec/sa/sym.pxi":39
  *         return self.clearindex(sym1) == self.clearindex(sym2);
  * 
  *     cdef char* tocat(self, int sym):             # <<<<<<<<<<<<<<
@@ -25929,7 +25967,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tocat(struct __pyx_obj_4cdec_2sa_3
   return __pyx_r;
 }
 
-/* "sym.pxi":42
+/* "cdec/sa/sym.pxi":42
  *         return self.nonterminals.word((-sym >> INDEX_SHIFT)-1)
  * 
  *     cdef int fromcat(self, char *s):             # <<<<<<<<<<<<<<
@@ -25944,7 +25982,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromcat(struct __pyx_obj_4cdec_2sa_3
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("fromcat", 0);
 
-  /* "sym.pxi":44
+  /* "cdec/sa/sym.pxi":44
  *     cdef int fromcat(self, char *s):
  *         cdef int i
  *         i = self.nonterminals.index(s)             # <<<<<<<<<<<<<<
@@ -25953,7 +25991,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromcat(struct __pyx_obj_4cdec_2sa_3
  */
   __pyx_v_i = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_StringMap *)__pyx_v_self->nonterminals->__pyx_vtab)->index(__pyx_v_self->nonterminals, __pyx_v_s);
 
-  /* "sym.pxi":45
+  /* "cdec/sa/sym.pxi":45
  *         cdef int i
  *         i = self.nonterminals.index(s)
  *         if self.first_nonterminal == -1:             # <<<<<<<<<<<<<<
@@ -25963,7 +26001,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromcat(struct __pyx_obj_4cdec_2sa_3
   __pyx_t_1 = ((__pyx_v_self->first_nonterminal == -1) != 0);
   if (__pyx_t_1) {
 
-    /* "sym.pxi":46
+    /* "cdec/sa/sym.pxi":46
  *         i = self.nonterminals.index(s)
  *         if self.first_nonterminal == -1:
  *             self.first_nonterminal = i             # <<<<<<<<<<<<<<
@@ -25975,7 +26013,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromcat(struct __pyx_obj_4cdec_2sa_3
   }
   __pyx_L3:;
 
-  /* "sym.pxi":47
+  /* "cdec/sa/sym.pxi":47
  *         if self.first_nonterminal == -1:
  *             self.first_nonterminal = i
  *         if i > self.last_nonterminal:             # <<<<<<<<<<<<<<
@@ -25985,7 +26023,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromcat(struct __pyx_obj_4cdec_2sa_3
   __pyx_t_1 = ((__pyx_v_i > __pyx_v_self->last_nonterminal) != 0);
   if (__pyx_t_1) {
 
-    /* "sym.pxi":48
+    /* "cdec/sa/sym.pxi":48
  *             self.first_nonterminal = i
  *         if i > self.last_nonterminal:
  *             self.last_nonterminal = i             # <<<<<<<<<<<<<<
@@ -25997,7 +26035,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromcat(struct __pyx_obj_4cdec_2sa_3
   }
   __pyx_L4:;
 
-  /* "sym.pxi":49
+  /* "cdec/sa/sym.pxi":49
  *         if i > self.last_nonterminal:
  *             self.last_nonterminal = i
  *         return -(i+1 << INDEX_SHIFT)             # <<<<<<<<<<<<<<
@@ -26007,7 +26045,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromcat(struct __pyx_obj_4cdec_2sa_3
   __pyx_r = (-((__pyx_v_i + 1) << __pyx_v_4cdec_2sa_3_sa_INDEX_SHIFT));
   goto __pyx_L0;
 
-  /* "sym.pxi":42
+  /* "cdec/sa/sym.pxi":42
  *         return self.nonterminals.word((-sym >> INDEX_SHIFT)-1)
  * 
  *     cdef int fromcat(self, char *s):             # <<<<<<<<<<<<<<
@@ -26021,7 +26059,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromcat(struct __pyx_obj_4cdec_2sa_3
   return __pyx_r;
 }
 
-/* "sym.pxi":51
+/* "cdec/sa/sym.pxi":51
  *         return -(i+1 << INDEX_SHIFT)
  * 
  *     cdef char* tostring(self, int sym):             # <<<<<<<<<<<<<<
@@ -26044,7 +26082,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("tostring", 0);
 
-  /* "sym.pxi":53
+  /* "cdec/sa/sym.pxi":53
  *     cdef char* tostring(self, int sym):
  *         cdef int ind
  *         if self.isvar(sym):             # <<<<<<<<<<<<<<
@@ -26054,7 +26092,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
   __pyx_t_1 = (((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *)__pyx_v_self->__pyx_vtab)->isvar(__pyx_v_self, __pyx_v_sym) != 0);
   if (__pyx_t_1) {
 
-    /* "sym.pxi":54
+    /* "cdec/sa/sym.pxi":54
  *         cdef int ind
  *         if self.isvar(sym):
  *             if sym in self.id2sym:             # <<<<<<<<<<<<<<
@@ -26072,7 +26110,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
     __pyx_t_3 = (__pyx_t_1 != 0);
     if (__pyx_t_3) {
 
-      /* "sym.pxi":55
+      /* "cdec/sa/sym.pxi":55
  *         if self.isvar(sym):
  *             if sym in self.id2sym:
  *                 return self.id2sym[sym]             # <<<<<<<<<<<<<<
@@ -26094,7 +26132,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
       goto __pyx_L0;
     }
 
-    /* "sym.pxi":56
+    /* "cdec/sa/sym.pxi":56
  *             if sym in self.id2sym:
  *                 return self.id2sym[sym]
  *             ind = self.getindex(sym)             # <<<<<<<<<<<<<<
@@ -26103,7 +26141,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
  */
     __pyx_v_ind = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *)__pyx_v_self->__pyx_vtab)->getindex(__pyx_v_self, __pyx_v_sym);
 
-    /* "sym.pxi":57
+    /* "cdec/sa/sym.pxi":57
  *                 return self.id2sym[sym]
  *             ind = self.getindex(sym)
  *             if ind > 0:             # <<<<<<<<<<<<<<
@@ -26113,7 +26151,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
     __pyx_t_3 = ((__pyx_v_ind > 0) != 0);
     if (__pyx_t_3) {
 
-      /* "sym.pxi":58
+      /* "cdec/sa/sym.pxi":58
  *             ind = self.getindex(sym)
  *             if ind > 0:
  *                 self.id2sym[sym] = "[%s,%d]" % (self.tocat(sym), ind)             # <<<<<<<<<<<<<<
@@ -26148,7 +26186,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
     }
     /*else*/ {
 
-      /* "sym.pxi":60
+      /* "cdec/sa/sym.pxi":60
  *                 self.id2sym[sym] = "[%s,%d]" % (self.tocat(sym), ind)
  *             else:
  *                 self.id2sym[sym] = "[%s]" % self.tocat(sym)             # <<<<<<<<<<<<<<
@@ -26172,7 +26210,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
     }
     __pyx_L5:;
 
-    /* "sym.pxi":61
+    /* "cdec/sa/sym.pxi":61
  *             else:
  *                 self.id2sym[sym] = "[%s]" % self.tocat(sym)
  *             return self.id2sym[sym]             # <<<<<<<<<<<<<<
@@ -26195,7 +26233,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
   }
   /*else*/ {
 
-    /* "sym.pxi":63
+    /* "cdec/sa/sym.pxi":63
  *             return self.id2sym[sym]
  *         else:
  *             return self.terminals.word(sym)             # <<<<<<<<<<<<<<
@@ -26206,7 +26244,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
     goto __pyx_L0;
   }
 
-  /* "sym.pxi":51
+  /* "cdec/sa/sym.pxi":51
  *         return -(i+1 << INDEX_SHIFT)
  * 
  *     cdef char* tostring(self, int sym):             # <<<<<<<<<<<<<<
@@ -26226,7 +26264,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_8Alphabet_tostring(struct __pyx_obj_4cdec_2s
   return __pyx_r;
 }
 
-/* "sym.pxi":65
+/* "cdec/sa/sym.pxi":65
  *             return self.terminals.word(sym)
  * 
  *     cdef int fromstring(self, char *s, bint terminal):             # <<<<<<<<<<<<<<
@@ -26251,7 +26289,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("fromstring", 0);
 
-  /* "sym.pxi":69
+  /* "cdec/sa/sym.pxi":69
  *         cdef char *comma
  *         cdef int n
  *         n = strlen(s)             # <<<<<<<<<<<<<<
@@ -26260,7 +26298,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
  */
   __pyx_v_n = strlen(__pyx_v_s);
 
-  /* "sym.pxi":71
+  /* "cdec/sa/sym.pxi":71
  *         n = strlen(s)
  *         cdef char *sep
  *         sep = strstr(s,"_SEP_")             # <<<<<<<<<<<<<<
@@ -26269,7 +26307,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
  */
   __pyx_v_sep = strstr(__pyx_v_s, __pyx_k_SEP);
 
-  /* "sym.pxi":72
+  /* "cdec/sa/sym.pxi":72
  *         cdef char *sep
  *         sep = strstr(s,"_SEP_")
  *         if n >= 3 and s[0] == c'[' and s[n-1] == c']' and sep == NULL:             # <<<<<<<<<<<<<<
@@ -26305,7 +26343,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
   __pyx_L4_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "sym.pxi":73
+    /* "cdec/sa/sym.pxi":73
  *         sep = strstr(s,"_SEP_")
  *         if n >= 3 and s[0] == c'[' and s[n-1] == c']' and sep == NULL:
  *             if terminal:             # <<<<<<<<<<<<<<
@@ -26315,7 +26353,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
     __pyx_t_1 = (__pyx_v_terminal != 0);
     if (__pyx_t_1) {
 
-      /* "sym.pxi":74
+      /* "cdec/sa/sym.pxi":74
  *         if n >= 3 and s[0] == c'[' and s[n-1] == c']' and sep == NULL:
  *             if terminal:
  *                 s1 = "\\"+s             # <<<<<<<<<<<<<<
@@ -26330,7 +26368,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
       __pyx_v_s1 = __pyx_t_4;
       __pyx_t_4 = 0;
 
-      /* "sym.pxi":75
+      /* "cdec/sa/sym.pxi":75
  *             if terminal:
  *                 s1 = "\\"+s
  *                 return self.terminals.index(s1)             # <<<<<<<<<<<<<<
@@ -26342,7 +26380,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
       goto __pyx_L0;
     }
 
-    /* "sym.pxi":76
+    /* "cdec/sa/sym.pxi":76
  *                 s1 = "\\"+s
  *                 return self.terminals.index(s1)
  *             s[n-1] = c'\0'             # <<<<<<<<<<<<<<
@@ -26351,7 +26389,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
  */
     (__pyx_v_s[(__pyx_v_n - 1)]) = '\x00';
 
-    /* "sym.pxi":77
+    /* "cdec/sa/sym.pxi":77
  *                 return self.terminals.index(s1)
  *             s[n-1] = c'\0'
  *             s = s + 1             # <<<<<<<<<<<<<<
@@ -26360,7 +26398,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
  */
     __pyx_v_s = (__pyx_v_s + 1);
 
-    /* "sym.pxi":78
+    /* "cdec/sa/sym.pxi":78
  *             s[n-1] = c'\0'
  *             s = s + 1
  *             comma = strrchr(s, c',')             # <<<<<<<<<<<<<<
@@ -26369,7 +26407,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
  */
     __pyx_v_comma = strrchr(__pyx_v_s, ',');
 
-    /* "sym.pxi":79
+    /* "cdec/sa/sym.pxi":79
  *             s = s + 1
  *             comma = strrchr(s, c',')
  *             if comma != NULL:             # <<<<<<<<<<<<<<
@@ -26379,7 +26417,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
     __pyx_t_1 = ((__pyx_v_comma != NULL) != 0);
     if (__pyx_t_1) {
 
-      /* "sym.pxi":80
+      /* "cdec/sa/sym.pxi":80
  *             comma = strrchr(s, c',')
  *             if comma != NULL:
  *                 comma[0] = c'\0'             # <<<<<<<<<<<<<<
@@ -26388,7 +26426,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
  */
       (__pyx_v_comma[0]) = '\x00';
 
-      /* "sym.pxi":81
+      /* "cdec/sa/sym.pxi":81
  *             if comma != NULL:
  *                 comma[0] = c'\0'
  *                 return self.setindex(self.fromcat(s), strtol(comma+1, NULL, 10))             # <<<<<<<<<<<<<<
@@ -26400,7 +26438,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
     }
     /*else*/ {
 
-      /* "sym.pxi":83
+      /* "cdec/sa/sym.pxi":83
  *                 return self.setindex(self.fromcat(s), strtol(comma+1, NULL, 10))
  *             else:
  *                 return self.fromcat(s)             # <<<<<<<<<<<<<<
@@ -26413,7 +26451,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
   }
   /*else*/ {
 
-    /* "sym.pxi":85
+    /* "cdec/sa/sym.pxi":85
  *                 return self.fromcat(s)
  *         else:
  *             return self.terminals.index(s)             # <<<<<<<<<<<<<<
@@ -26424,7 +26462,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
     goto __pyx_L0;
   }
 
-  /* "sym.pxi":65
+  /* "cdec/sa/sym.pxi":65
  *             return self.terminals.word(sym)
  * 
  *     cdef int fromstring(self, char *s, bint terminal):             # <<<<<<<<<<<<<<
@@ -26444,7 +26482,7 @@ static int __pyx_f_4cdec_2sa_3_sa_8Alphabet_fromstring(struct __pyx_obj_4cdec_2s
   return __pyx_r;
 }
 
-/* "sym.pxi":8
+/* "cdec/sa/sym.pxi":8
  * 
  * cdef class Alphabet:
  *     cdef readonly StringMap terminals, nonterminals             # <<<<<<<<<<<<<<
@@ -26510,7 +26548,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_8Alphabet_12nonterminals___get__(struct
   return __pyx_r;
 }
 
-/* "sym.pxi":89
+/* "cdec/sa/sym.pxi":89
  * cdef Alphabet ALPHABET = Alphabet()
  * 
  * cdef char* sym_tostring(int sym):             # <<<<<<<<<<<<<<
@@ -26523,7 +26561,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_sym_tostring(int __pyx_v_sym) {
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("sym_tostring", 0);
 
-  /* "sym.pxi":90
+  /* "cdec/sa/sym.pxi":90
  * 
  * cdef char* sym_tostring(int sym):
  *     return ALPHABET.tostring(sym)             # <<<<<<<<<<<<<<
@@ -26533,7 +26571,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_sym_tostring(int __pyx_v_sym) {
   __pyx_r = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *)__pyx_v_4cdec_2sa_3_sa_ALPHABET->__pyx_vtab)->tostring(__pyx_v_4cdec_2sa_3_sa_ALPHABET, __pyx_v_sym);
   goto __pyx_L0;
 
-  /* "sym.pxi":89
+  /* "cdec/sa/sym.pxi":89
  * cdef Alphabet ALPHABET = Alphabet()
  * 
  * cdef char* sym_tostring(int sym):             # <<<<<<<<<<<<<<
@@ -26547,7 +26585,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_sym_tostring(int __pyx_v_sym) {
   return __pyx_r;
 }
 
-/* "sym.pxi":92
+/* "cdec/sa/sym.pxi":92
  *     return ALPHABET.tostring(sym)
  * 
  * cdef char* sym_tocat(int sym):             # <<<<<<<<<<<<<<
@@ -26560,7 +26598,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_sym_tocat(int __pyx_v_sym) {
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("sym_tocat", 0);
 
-  /* "sym.pxi":93
+  /* "cdec/sa/sym.pxi":93
  * 
  * cdef char* sym_tocat(int sym):
  *     return ALPHABET.tocat(sym)             # <<<<<<<<<<<<<<
@@ -26570,7 +26608,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_sym_tocat(int __pyx_v_sym) {
   __pyx_r = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *)__pyx_v_4cdec_2sa_3_sa_ALPHABET->__pyx_vtab)->tocat(__pyx_v_4cdec_2sa_3_sa_ALPHABET, __pyx_v_sym);
   goto __pyx_L0;
 
-  /* "sym.pxi":92
+  /* "cdec/sa/sym.pxi":92
  *     return ALPHABET.tostring(sym)
  * 
  * cdef char* sym_tocat(int sym):             # <<<<<<<<<<<<<<
@@ -26584,7 +26622,7 @@ static char *__pyx_f_4cdec_2sa_3_sa_sym_tocat(int __pyx_v_sym) {
   return __pyx_r;
 }
 
-/* "sym.pxi":95
+/* "cdec/sa/sym.pxi":95
  *     return ALPHABET.tocat(sym)
  * 
  * cdef int sym_isvar(int sym):             # <<<<<<<<<<<<<<
@@ -26597,7 +26635,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_isvar(int __pyx_v_sym) {
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("sym_isvar", 0);
 
-  /* "sym.pxi":96
+  /* "cdec/sa/sym.pxi":96
  * 
  * cdef int sym_isvar(int sym):
  *     return ALPHABET.isvar(sym)             # <<<<<<<<<<<<<<
@@ -26607,7 +26645,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_isvar(int __pyx_v_sym) {
   __pyx_r = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *)__pyx_v_4cdec_2sa_3_sa_ALPHABET->__pyx_vtab)->isvar(__pyx_v_4cdec_2sa_3_sa_ALPHABET, __pyx_v_sym);
   goto __pyx_L0;
 
-  /* "sym.pxi":95
+  /* "cdec/sa/sym.pxi":95
  *     return ALPHABET.tocat(sym)
  * 
  * cdef int sym_isvar(int sym):             # <<<<<<<<<<<<<<
@@ -26621,7 +26659,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_isvar(int __pyx_v_sym) {
   return __pyx_r;
 }
 
-/* "sym.pxi":98
+/* "cdec/sa/sym.pxi":98
  *     return ALPHABET.isvar(sym)
  * 
  * cdef int sym_getindex(int sym):             # <<<<<<<<<<<<<<
@@ -26634,7 +26672,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_getindex(int __pyx_v_sym) {
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("sym_getindex", 0);
 
-  /* "sym.pxi":99
+  /* "cdec/sa/sym.pxi":99
  * 
  * cdef int sym_getindex(int sym):
  *     return ALPHABET.getindex(sym)             # <<<<<<<<<<<<<<
@@ -26644,7 +26682,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_getindex(int __pyx_v_sym) {
   __pyx_r = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *)__pyx_v_4cdec_2sa_3_sa_ALPHABET->__pyx_vtab)->getindex(__pyx_v_4cdec_2sa_3_sa_ALPHABET, __pyx_v_sym);
   goto __pyx_L0;
 
-  /* "sym.pxi":98
+  /* "cdec/sa/sym.pxi":98
  *     return ALPHABET.isvar(sym)
  * 
  * cdef int sym_getindex(int sym):             # <<<<<<<<<<<<<<
@@ -26658,7 +26696,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_getindex(int __pyx_v_sym) {
   return __pyx_r;
 }
 
-/* "sym.pxi":101
+/* "cdec/sa/sym.pxi":101
  *     return ALPHABET.getindex(sym)
  * 
  * cdef int sym_setindex(int sym, int id):             # <<<<<<<<<<<<<<
@@ -26671,7 +26709,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_setindex(int __pyx_v_sym, int __pyx_v_id)
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("sym_setindex", 0);
 
-  /* "sym.pxi":102
+  /* "cdec/sa/sym.pxi":102
  * 
  * cdef int sym_setindex(int sym, int id):
  *     return ALPHABET.setindex(sym, id)             # <<<<<<<<<<<<<<
@@ -26681,7 +26719,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_setindex(int __pyx_v_sym, int __pyx_v_id)
   __pyx_r = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *)__pyx_v_4cdec_2sa_3_sa_ALPHABET->__pyx_vtab)->setindex(__pyx_v_4cdec_2sa_3_sa_ALPHABET, __pyx_v_sym, __pyx_v_id);
   goto __pyx_L0;
 
-  /* "sym.pxi":101
+  /* "cdec/sa/sym.pxi":101
  *     return ALPHABET.getindex(sym)
  * 
  * cdef int sym_setindex(int sym, int id):             # <<<<<<<<<<<<<<
@@ -26695,7 +26733,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_setindex(int __pyx_v_sym, int __pyx_v_id)
   return __pyx_r;
 }
 
-/* "sym.pxi":104
+/* "cdec/sa/sym.pxi":104
  *     return ALPHABET.setindex(sym, id)
  * 
  * cdef int sym_fromstring(char* string, bint terminal):             # <<<<<<<<<<<<<<
@@ -26708,7 +26746,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_fromstring(char *__pyx_v_string, int __pyx
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("sym_fromstring", 0);
 
-  /* "sym.pxi":105
+  /* "cdec/sa/sym.pxi":105
  * 
  * cdef int sym_fromstring(char* string, bint terminal):
  *     return ALPHABET.fromstring(string, terminal)             # <<<<<<<<<<<<<<
@@ -26718,7 +26756,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_fromstring(char *__pyx_v_string, int __pyx
   __pyx_r = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alphabet *)__pyx_v_4cdec_2sa_3_sa_ALPHABET->__pyx_vtab)->fromstring(__pyx_v_4cdec_2sa_3_sa_ALPHABET, __pyx_v_string, __pyx_v_terminal);
   goto __pyx_L0;
 
-  /* "sym.pxi":104
+  /* "cdec/sa/sym.pxi":104
  *     return ALPHABET.setindex(sym, id)
  * 
  * cdef int sym_fromstring(char* string, bint terminal):             # <<<<<<<<<<<<<<
@@ -26732,7 +26770,7 @@ static int __pyx_f_4cdec_2sa_3_sa_sym_fromstring(char *__pyx_v_string, int __pyx
   return __pyx_r;
 }
 
-/* "sym.pxi":107
+/* "cdec/sa/sym.pxi":107
  *     return ALPHABET.fromstring(string, terminal)
  * 
  * def isvar(sym):             # <<<<<<<<<<<<<<
@@ -26764,7 +26802,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_4isvar(CYTHON_UNUSED PyObject *__pyx_se
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("isvar", 0);
 
-  /* "sym.pxi":108
+  /* "cdec/sa/sym.pxi":108
  * 
  * def isvar(sym):
  *     return sym_isvar(sym)             # <<<<<<<<<<<<<<
@@ -26779,7 +26817,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_4isvar(CYTHON_UNUSED PyObject *__pyx_se
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "sym.pxi":107
+  /* "cdec/sa/sym.pxi":107
  *     return ALPHABET.fromstring(string, terminal)
  * 
  * def isvar(sym):             # <<<<<<<<<<<<<<
@@ -26798,7 +26836,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_4isvar(CYTHON_UNUSED PyObject *__pyx_se
   return __pyx_r;
 }
 
-/* "sym.pxi":110
+/* "cdec/sa/sym.pxi":110
  *     return sym_isvar(sym)
  * 
  * def make_lattice(words):             # <<<<<<<<<<<<<<
@@ -26819,9 +26857,9 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_7make_lattice(PyObject *__pyx_self, PyO
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_12make_lattice_2generator7(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_12make_lattice_2generator8(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "sym.pxi":111
+/* "cdec/sa/sym.pxi":111
  * 
  * def make_lattice(words):
  *     word_ids = (sym_fromstring(word, True) for word in words)             # <<<<<<<<<<<<<<
@@ -26847,7 +26885,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12make_lattice_genexpr(PyObject *__pyx_
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_12make_lattice_2generator7, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_make_lattice_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 111; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_12make_lattice_2generator8, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_make_lattice_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 111; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -26863,7 +26901,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12make_lattice_genexpr(PyObject *__pyx_
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_12make_lattice_2generator7(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_12make_lattice_2generator8(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
   struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_5_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_5_genexpr *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
@@ -26966,9 +27004,9 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_12make_lattice_2generator7(__pyx_Genera
   __Pyx_RefNannyFinishContext();
   return NULL;
 }
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_12make_lattice_5generator8(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_12make_lattice_5generator9(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "sym.pxi":112
+/* "cdec/sa/sym.pxi":112
  * def make_lattice(words):
  *     word_ids = (sym_fromstring(word, True) for word in words)
  *     return tuple(((word, None, 1), ) for word in word_ids)             # <<<<<<<<<<<<<<
@@ -26994,7 +27032,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12make_lattice_3genexpr(PyObject *__pyx
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_12make_lattice_5generator8, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_make_lattice_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 112; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_12make_lattice_5generator9, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_make_lattice_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 112; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -27010,7 +27048,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12make_lattice_3genexpr(PyObject *__pyx
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_12make_lattice_5generator8(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_12make_lattice_5generator9(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
   struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_6_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_6_genexpr *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
@@ -27128,7 +27166,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_12make_lattice_5generator8(__pyx_Genera
   return NULL;
 }
 
-/* "sym.pxi":110
+/* "cdec/sa/sym.pxi":110
  *     return sym_isvar(sym)
  * 
  * def make_lattice(words):             # <<<<<<<<<<<<<<
@@ -27156,7 +27194,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6make_lattice(CYTHON_UNUSED PyObject *_
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_words);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_words);
 
-  /* "sym.pxi":111
+  /* "cdec/sa/sym.pxi":111
  * 
  * def make_lattice(words):
  *     word_ids = (sym_fromstring(word, True) for word in words)             # <<<<<<<<<<<<<<
@@ -27169,7 +27207,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6make_lattice(CYTHON_UNUSED PyObject *_
   __pyx_cur_scope->__pyx_v_word_ids = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "sym.pxi":112
+  /* "cdec/sa/sym.pxi":112
  * def make_lattice(words):
  *     word_ids = (sym_fromstring(word, True) for word in words)
  *     return tuple(((word, None, 1), ) for word in word_ids)             # <<<<<<<<<<<<<<
@@ -27191,7 +27229,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6make_lattice(CYTHON_UNUSED PyObject *_
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "sym.pxi":110
+  /* "cdec/sa/sym.pxi":110
  *     return sym_isvar(sym)
  * 
  * def make_lattice(words):             # <<<<<<<<<<<<<<
@@ -27212,7 +27250,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6make_lattice(CYTHON_UNUSED PyObject *_
   return __pyx_r;
 }
 
-/* "sym.pxi":114
+/* "cdec/sa/sym.pxi":114
  *     return tuple(((word, None, 1), ) for word in word_ids)
  * 
  * def decode_lattice(lattice):             # <<<<<<<<<<<<<<
@@ -27233,9 +27271,9 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_9decode_lattice(PyObject *__pyx_self, P
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator9(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator10(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "sym.pxi":115
+/* "cdec/sa/sym.pxi":115
  * 
  * def decode_lattice(lattice):
  *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc             # <<<<<<<<<<<<<<
@@ -27261,7 +27299,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14decode_lattice_genexpr(PyObject *__py
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator9, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_decode_lattice_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator10, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_decode_lattice_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -27277,7 +27315,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14decode_lattice_genexpr(PyObject *__py
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator9(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator10(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
   struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_8_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_8_genexpr *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
@@ -27310,7 +27348,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator9(__pyx_Gene
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "sym.pxi":116
+  /* "cdec/sa/sym.pxi":116
  * def decode_lattice(lattice):
  *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc
  *             for arc in node for node in lattice)             # <<<<<<<<<<<<<<
@@ -27319,7 +27357,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator9(__pyx_Gene
  */
   if (unlikely(!__pyx_cur_scope->__pyx_v_arc)) { __Pyx_RaiseUnboundLocalError("arc"); {__pyx_filename = __pyx_f[10]; __pyx_lineno = 116; __pyx_clineno = __LINE__; goto __pyx_L1_error;} }
 
-  /* "sym.pxi":115
+  /* "cdec/sa/sym.pxi":115
  * 
  * def decode_lattice(lattice):
  *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc             # <<<<<<<<<<<<<<
@@ -27433,7 +27471,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator9(__pyx_Gene
     __Pyx_GIVEREF(__pyx_t_7);
     __pyx_t_7 = 0;
 
-    /* "sym.pxi":116
+    /* "cdec/sa/sym.pxi":116
  * def decode_lattice(lattice):
  *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc
  *             for arc in node for node in lattice)             # <<<<<<<<<<<<<<
@@ -27525,7 +27563,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator9(__pyx_Gene
         __Pyx_GIVEREF(__pyx_t_6);
         __pyx_t_6 = 0;
 
-        /* "sym.pxi":115
+        /* "cdec/sa/sym.pxi":115
  * 
  * def decode_lattice(lattice):
  *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc             # <<<<<<<<<<<<<<
@@ -27583,7 +27621,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator9(__pyx_Gene
         __pyx_t_13 = __pyx_cur_scope->__pyx_t_8;
         if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-        /* "sym.pxi":116
+        /* "cdec/sa/sym.pxi":116
  * def decode_lattice(lattice):
  *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc
  *             for arc in node for node in lattice)             # <<<<<<<<<<<<<<
@@ -27595,7 +27633,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator9(__pyx_Gene
     }
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-    /* "sym.pxi":115
+    /* "cdec/sa/sym.pxi":115
  * 
  * def decode_lattice(lattice):
  *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc             # <<<<<<<<<<<<<<
@@ -27624,7 +27662,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_14decode_lattice_2generator9(__pyx_Gene
   return NULL;
 }
 
-/* "sym.pxi":114
+/* "cdec/sa/sym.pxi":114
  *     return tuple(((word, None, 1), ) for word in word_ids)
  * 
  * def decode_lattice(lattice):             # <<<<<<<<<<<<<<
@@ -27652,7 +27690,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_8decode_lattice(CYTHON_UNUSED PyObject
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_lattice);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_lattice);
 
-  /* "sym.pxi":115
+  /* "cdec/sa/sym.pxi":115
  * 
  * def decode_lattice(lattice):
  *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc             # <<<<<<<<<<<<<<
@@ -27674,7 +27712,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_8decode_lattice(CYTHON_UNUSED PyObject
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "sym.pxi":114
+  /* "cdec/sa/sym.pxi":114
  *     return tuple(((word, None, 1), ) for word in word_ids)
  * 
  * def decode_lattice(lattice):             # <<<<<<<<<<<<<<
@@ -27695,7 +27733,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_8decode_lattice(CYTHON_UNUSED PyObject
   return __pyx_r;
 }
 
-/* "sym.pxi":118
+/* "cdec/sa/sym.pxi":118
  *             for arc in node for node in lattice)
  * 
  * def decode_sentence(lattice):             # <<<<<<<<<<<<<<
@@ -27716,9 +27754,9 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_11decode_sentence(PyObject *__pyx_self,
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_15decode_sentence_2generator10(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_15decode_sentence_2generator11(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "sym.pxi":119
+/* "cdec/sa/sym.pxi":119
  * 
  * def decode_sentence(lattice):
  *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)             # <<<<<<<<<<<<<<
@@ -27744,7 +27782,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_15decode_sentence_genexpr(PyObject *__p
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_15decode_sentence_2generator10, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_decode_sentence_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 119; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_15decode_sentence_2generator11, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_decode_sentence_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 119; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -27760,7 +27798,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_15decode_sentence_genexpr(PyObject *__p
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_15decode_sentence_2generator10(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_15decode_sentence_2generator11(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
   struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_10_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_10_genexpr *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
@@ -27983,7 +28021,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_15decode_sentence_2generator10(__pyx_Ge
   return NULL;
 }
 
-/* "sym.pxi":118
+/* "cdec/sa/sym.pxi":118
  *             for arc in node for node in lattice)
  * 
  * def decode_sentence(lattice):             # <<<<<<<<<<<<<<
@@ -28011,7 +28049,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_10decode_sentence(CYTHON_UNUSED PyObjec
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_lattice);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_lattice);
 
-  /* "sym.pxi":119
+  /* "cdec/sa/sym.pxi":119
  * 
  * def decode_sentence(lattice):
  *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)             # <<<<<<<<<<<<<<
@@ -28033,7 +28071,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_10decode_sentence(CYTHON_UNUSED PyObjec
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "sym.pxi":118
+  /* "cdec/sa/sym.pxi":118
  *             for arc in node for node in lattice)
  * 
  * def decode_sentence(lattice):             # <<<<<<<<<<<<<<
@@ -28054,7 +28092,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_10decode_sentence(CYTHON_UNUSED PyObjec
   return __pyx_r;
 }
 
-/* "sym.pxi":121
+/* "cdec/sa/sym.pxi":121
  *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)
  * 
  * def encode_words(words):             # <<<<<<<<<<<<<<
@@ -28075,9 +28113,9 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_13encode_words(PyObject *__pyx_self, Py
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_12encode_words_2generator11(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_12encode_words_2generator12(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "sym.pxi":122
+/* "cdec/sa/sym.pxi":122
  * 
  * def encode_words(words):
  *     return tuple(sym_fromstring(word, True) for word in words)             # <<<<<<<<<<<<<<
@@ -28103,7 +28141,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12encode_words_genexpr(PyObject *__pyx_
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_12encode_words_2generator11, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_encode_words_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 122; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_12encode_words_2generator12, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_encode_words_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 122; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -28119,7 +28157,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12encode_words_genexpr(PyObject *__pyx_
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_12encode_words_2generator11(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_12encode_words_2generator12(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
   struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_12_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_12_genexpr *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
@@ -28223,7 +28261,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_12encode_words_2generator11(__pyx_Gener
   return NULL;
 }
 
-/* "sym.pxi":121
+/* "cdec/sa/sym.pxi":121
  *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)
  * 
  * def encode_words(words):             # <<<<<<<<<<<<<<
@@ -28251,7 +28289,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12encode_words(CYTHON_UNUSED PyObject *
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_words);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_words);
 
-  /* "sym.pxi":122
+  /* "cdec/sa/sym.pxi":122
  * 
  * def encode_words(words):
  *     return tuple(sym_fromstring(word, True) for word in words)             # <<<<<<<<<<<<<<
@@ -28273,7 +28311,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12encode_words(CYTHON_UNUSED PyObject *
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "sym.pxi":121
+  /* "cdec/sa/sym.pxi":121
  *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)
  * 
  * def encode_words(words):             # <<<<<<<<<<<<<<
@@ -28294,7 +28332,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12encode_words(CYTHON_UNUSED PyObject *
   return __pyx_r;
 }
 
-/* "sym.pxi":124
+/* "cdec/sa/sym.pxi":124
  *     return tuple(sym_fromstring(word, True) for word in words)
  * 
  * def decode_words(syms):             # <<<<<<<<<<<<<<
@@ -28314,9 +28352,9 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_15decode_words(PyObject *__pyx_self, Py
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_12decode_words_2generator12(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_12decode_words_2generator13(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "sym.pxi":125
+/* "cdec/sa/sym.pxi":125
  * 
  * def decode_words(syms):
  *     return tuple(sym_tostring(sym) for sym in syms)             # <<<<<<<<<<<<<<
@@ -28340,7 +28378,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12decode_words_genexpr(PyObject *__pyx_
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_12decode_words_2generator12, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_decode_words_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 125; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_12decode_words_2generator13, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_decode_words_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 125; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -28356,7 +28394,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_12decode_words_genexpr(PyObject *__pyx_
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_12decode_words_2generator12(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_12decode_words_2generator13(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
   struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_14_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_14_genexpr *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
@@ -28460,7 +28498,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_12decode_words_2generator12(__pyx_Gener
   return NULL;
 }
 
-/* "sym.pxi":124
+/* "cdec/sa/sym.pxi":124
  *     return tuple(sym_fromstring(word, True) for word in words)
  * 
  * def decode_words(syms):             # <<<<<<<<<<<<<<
@@ -28487,7 +28525,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14decode_words(CYTHON_UNUSED PyObject *
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_syms);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_syms);
 
-  /* "sym.pxi":125
+  /* "cdec/sa/sym.pxi":125
  * 
  * def decode_words(syms):
  *     return tuple(sym_tostring(sym) for sym in syms)             # <<<<<<<<<<<<<<
@@ -28507,7 +28545,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14decode_words(CYTHON_UNUSED PyObject *
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "sym.pxi":124
+  /* "cdec/sa/sym.pxi":124
  *     return tuple(sym_fromstring(word, True) for word in words)
  * 
  * def decode_words(syms):             # <<<<<<<<<<<<<<
@@ -28527,7 +28565,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14decode_words(CYTHON_UNUSED PyObject *
   return __pyx_r;
 }
 
-/* "rule.pxi":6
+/* "cdec/sa/rule.pxi":6
  * cdef class Phrase:
  * 
  *     def __cinit__(self, words):             # <<<<<<<<<<<<<<
@@ -28604,7 +28642,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "rule.pxi":8
+  /* "cdec/sa/rule.pxi":8
  *     def __cinit__(self, words):
  *         cdef int i, j, n, n_vars
  *         n_vars = 0             # <<<<<<<<<<<<<<
@@ -28613,7 +28651,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
  */
   __pyx_v_n_vars = 0;
 
-  /* "rule.pxi":9
+  /* "cdec/sa/rule.pxi":9
  *         cdef int i, j, n, n_vars
  *         n_vars = 0
  *         n = len(words)             # <<<<<<<<<<<<<<
@@ -28623,7 +28661,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
   __pyx_t_1 = PyObject_Length(__pyx_v_words); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_n = __pyx_t_1;
 
-  /* "rule.pxi":10
+  /* "cdec/sa/rule.pxi":10
  *         n_vars = 0
  *         n = len(words)
  *         self.syms = <int *>malloc(n*sizeof(int))             # <<<<<<<<<<<<<<
@@ -28632,7 +28670,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
  */
   __pyx_v_self->syms = ((int *)malloc((__pyx_v_n * (sizeof(int)))));
 
-  /* "rule.pxi":11
+  /* "cdec/sa/rule.pxi":11
  *         n = len(words)
  *         self.syms = <int *>malloc(n*sizeof(int))
  *         for i from 0 <= i < n:             # <<<<<<<<<<<<<<
@@ -28642,7 +28680,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
   __pyx_t_2 = __pyx_v_n;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-    /* "rule.pxi":12
+    /* "cdec/sa/rule.pxi":12
  *         self.syms = <int *>malloc(n*sizeof(int))
  *         for i from 0 <= i < n:
  *             self.syms[i] = words[i]             # <<<<<<<<<<<<<<
@@ -28655,7 +28693,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     (__pyx_v_self->syms[__pyx_v_i]) = __pyx_t_4;
 
-    /* "rule.pxi":13
+    /* "cdec/sa/rule.pxi":13
  *         for i from 0 <= i < n:
  *             self.syms[i] = words[i]
  *             if sym_isvar(self.syms[i]):             # <<<<<<<<<<<<<<
@@ -28665,7 +28703,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
     __pyx_t_5 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_self->syms[__pyx_v_i])) != 0);
     if (__pyx_t_5) {
 
-      /* "rule.pxi":14
+      /* "cdec/sa/rule.pxi":14
  *             self.syms[i] = words[i]
  *             if sym_isvar(self.syms[i]):
  *                 n_vars += 1             # <<<<<<<<<<<<<<
@@ -28678,7 +28716,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
     __pyx_L5:;
   }
 
-  /* "rule.pxi":15
+  /* "cdec/sa/rule.pxi":15
  *             if sym_isvar(self.syms[i]):
  *                 n_vars += 1
  *         self.n = n             # <<<<<<<<<<<<<<
@@ -28687,7 +28725,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
  */
   __pyx_v_self->n = __pyx_v_n;
 
-  /* "rule.pxi":16
+  /* "cdec/sa/rule.pxi":16
  *                 n_vars += 1
  *         self.n = n
  *         self.n_vars = n_vars             # <<<<<<<<<<<<<<
@@ -28702,7 +28740,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
   __pyx_v_self->n_vars = __pyx_t_3;
   __pyx_t_3 = 0;
 
-  /* "rule.pxi":17
+  /* "cdec/sa/rule.pxi":17
  *         self.n = n
  *         self.n_vars = n_vars
  *         self.varpos = <int *>malloc(n_vars*sizeof(int))             # <<<<<<<<<<<<<<
@@ -28711,7 +28749,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
  */
   __pyx_v_self->varpos = ((int *)malloc((__pyx_v_n_vars * (sizeof(int)))));
 
-  /* "rule.pxi":18
+  /* "cdec/sa/rule.pxi":18
  *         self.n_vars = n_vars
  *         self.varpos = <int *>malloc(n_vars*sizeof(int))
  *         j = 0             # <<<<<<<<<<<<<<
@@ -28720,7 +28758,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
  */
   __pyx_v_j = 0;
 
-  /* "rule.pxi":19
+  /* "cdec/sa/rule.pxi":19
  *         self.varpos = <int *>malloc(n_vars*sizeof(int))
  *         j = 0
  *         for i from 0 <= i < n:             # <<<<<<<<<<<<<<
@@ -28730,7 +28768,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
   __pyx_t_2 = __pyx_v_n;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-    /* "rule.pxi":20
+    /* "cdec/sa/rule.pxi":20
  *         j = 0
  *         for i from 0 <= i < n:
  *             if sym_isvar(self.syms[i]):             # <<<<<<<<<<<<<<
@@ -28740,7 +28778,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
     __pyx_t_5 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_self->syms[__pyx_v_i])) != 0);
     if (__pyx_t_5) {
 
-      /* "rule.pxi":21
+      /* "cdec/sa/rule.pxi":21
  *         for i from 0 <= i < n:
  *             if sym_isvar(self.syms[i]):
  *                 self.varpos[j] = i             # <<<<<<<<<<<<<<
@@ -28749,7 +28787,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
  */
       (__pyx_v_self->varpos[__pyx_v_j]) = __pyx_v_i;
 
-      /* "rule.pxi":22
+      /* "cdec/sa/rule.pxi":22
  *             if sym_isvar(self.syms[i]):
  *                 self.varpos[j] = i
  *                 j = j + 1             # <<<<<<<<<<<<<<
@@ -28762,7 +28800,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
     __pyx_L8:;
   }
 
-  /* "rule.pxi":6
+  /* "cdec/sa/rule.pxi":6
  * cdef class Phrase:
  * 
  *     def __cinit__(self, words):             # <<<<<<<<<<<<<<
@@ -28782,7 +28820,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase___cinit__(struct __pyx_obj_4cdec_2sa_
   return __pyx_r;
 }
 
-/* "rule.pxi":24
+/* "cdec/sa/rule.pxi":24
  *                 j = j + 1
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -28805,7 +28843,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_6Phrase_2__dealloc__(struct __pyx_obj_4cdec_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "rule.pxi":25
+  /* "cdec/sa/rule.pxi":25
  * 
  *     def __dealloc__(self):
  *         free(self.syms)             # <<<<<<<<<<<<<<
@@ -28814,7 +28852,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_6Phrase_2__dealloc__(struct __pyx_obj_4cdec_
  */
   free(__pyx_v_self->syms);
 
-  /* "rule.pxi":26
+  /* "cdec/sa/rule.pxi":26
  *     def __dealloc__(self):
  *         free(self.syms)
  *         free(self.varpos)             # <<<<<<<<<<<<<<
@@ -28823,7 +28861,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_6Phrase_2__dealloc__(struct __pyx_obj_4cdec_
  */
   free(__pyx_v_self->varpos);
 
-  /* "rule.pxi":24
+  /* "cdec/sa/rule.pxi":24
  *                 j = j + 1
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -28835,7 +28873,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_6Phrase_2__dealloc__(struct __pyx_obj_4cdec_
   __Pyx_RefNannyFinishContext();
 }
 
-/* "rule.pxi":28
+/* "cdec/sa/rule.pxi":28
  *         free(self.varpos)
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -28870,7 +28908,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_4__str__(struct __pyx_obj_4cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "rule.pxi":29
+  /* "cdec/sa/rule.pxi":29
  * 
  *     def __str__(self):
  *         strs = []             # <<<<<<<<<<<<<<
@@ -28882,7 +28920,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_4__str__(struct __pyx_obj_4cdec
   __pyx_v_strs = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rule.pxi":31
+  /* "cdec/sa/rule.pxi":31
  *         strs = []
  *         cdef int i, s
  *         for i from 0 <= i < self.n:             # <<<<<<<<<<<<<<
@@ -28892,7 +28930,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_4__str__(struct __pyx_obj_4cdec
   __pyx_t_2 = __pyx_v_self->n;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-    /* "rule.pxi":32
+    /* "cdec/sa/rule.pxi":32
  *         cdef int i, s
  *         for i from 0 <= i < self.n:
  *             s = self.syms[i]             # <<<<<<<<<<<<<<
@@ -28901,7 +28939,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_4__str__(struct __pyx_obj_4cdec
  */
     __pyx_v_s = (__pyx_v_self->syms[__pyx_v_i]);
 
-    /* "rule.pxi":33
+    /* "cdec/sa/rule.pxi":33
  *         for i from 0 <= i < self.n:
  *             s = self.syms[i]
  *             strs.append(sym_tostring(s))             # <<<<<<<<<<<<<<
@@ -28914,7 +28952,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_4__str__(struct __pyx_obj_4cdec
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   }
 
-  /* "rule.pxi":34
+  /* "cdec/sa/rule.pxi":34
  *             s = self.syms[i]
  *             strs.append(sym_tostring(s))
  *         return ' '.join(strs)             # <<<<<<<<<<<<<<
@@ -28928,7 +28966,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_4__str__(struct __pyx_obj_4cdec
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "rule.pxi":28
+  /* "cdec/sa/rule.pxi":28
  *         free(self.varpos)
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -28948,7 +28986,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_4__str__(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "rule.pxi":36
+/* "cdec/sa/rule.pxi":36
  *         return ' '.join(strs)
  * 
  *     def handle(self):             # <<<<<<<<<<<<<<
@@ -28986,7 +29024,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("handle", 0);
 
-  /* "rule.pxi":39
+  /* "cdec/sa/rule.pxi":39
  *         """return a hashable representation that normalizes the ordering
  *         of the nonterminal indices"""
  *         norm = []             # <<<<<<<<<<<<<<
@@ -28998,7 +29036,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
   __pyx_v_norm = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rule.pxi":41
+  /* "cdec/sa/rule.pxi":41
  *         norm = []
  *         cdef int i, j, s
  *         i = 1             # <<<<<<<<<<<<<<
@@ -29007,7 +29045,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
  */
   __pyx_v_i = 1;
 
-  /* "rule.pxi":42
+  /* "cdec/sa/rule.pxi":42
  *         cdef int i, j, s
  *         i = 1
  *         j = 0             # <<<<<<<<<<<<<<
@@ -29016,7 +29054,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
  */
   __pyx_v_j = 0;
 
-  /* "rule.pxi":43
+  /* "cdec/sa/rule.pxi":43
  *         i = 1
  *         j = 0
  *         for j from 0 <= j < self.n:             # <<<<<<<<<<<<<<
@@ -29026,7 +29064,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
   __pyx_t_2 = __pyx_v_self->n;
   for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_2; __pyx_v_j++) {
 
-    /* "rule.pxi":44
+    /* "cdec/sa/rule.pxi":44
  *         j = 0
  *         for j from 0 <= j < self.n:
  *             s = self.syms[j]             # <<<<<<<<<<<<<<
@@ -29035,7 +29073,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
  */
     __pyx_v_s = (__pyx_v_self->syms[__pyx_v_j]);
 
-    /* "rule.pxi":45
+    /* "cdec/sa/rule.pxi":45
  *         for j from 0 <= j < self.n:
  *             s = self.syms[j]
  *             if sym_isvar(s):             # <<<<<<<<<<<<<<
@@ -29045,7 +29083,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
     __pyx_t_3 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar(__pyx_v_s) != 0);
     if (__pyx_t_3) {
 
-      /* "rule.pxi":46
+      /* "cdec/sa/rule.pxi":46
  *             s = self.syms[j]
  *             if sym_isvar(s):
  *                 s = sym_setindex(s,i)             # <<<<<<<<<<<<<<
@@ -29054,7 +29092,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
  */
       __pyx_v_s = __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_s, __pyx_v_i);
 
-      /* "rule.pxi":47
+      /* "cdec/sa/rule.pxi":47
  *             if sym_isvar(s):
  *                 s = sym_setindex(s,i)
  *                 i = i + 1             # <<<<<<<<<<<<<<
@@ -29066,7 +29104,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
     }
     __pyx_L5:;
 
-    /* "rule.pxi":48
+    /* "cdec/sa/rule.pxi":48
  *                 s = sym_setindex(s,i)
  *                 i = i + 1
  *             norm.append(s)             # <<<<<<<<<<<<<<
@@ -29079,7 +29117,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   }
 
-  /* "rule.pxi":49
+  /* "cdec/sa/rule.pxi":49
  *                 i = i + 1
  *             norm.append(s)
  *         return tuple(norm)             # <<<<<<<<<<<<<<
@@ -29093,7 +29131,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "rule.pxi":36
+  /* "cdec/sa/rule.pxi":36
  *         return ' '.join(strs)
  * 
  *     def handle(self):             # <<<<<<<<<<<<<<
@@ -29113,7 +29151,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_6handle(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "rule.pxi":51
+/* "cdec/sa/rule.pxi":51
  *         return tuple(norm)
  * 
  *     def strhandle(self):             # <<<<<<<<<<<<<<
@@ -29150,7 +29188,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("strhandle", 0);
 
-  /* "rule.pxi":52
+  /* "cdec/sa/rule.pxi":52
  * 
  *     def strhandle(self):
  *         norm = []             # <<<<<<<<<<<<<<
@@ -29162,7 +29200,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
   __pyx_v_norm = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rule.pxi":54
+  /* "cdec/sa/rule.pxi":54
  *         norm = []
  *         cdef int i, j, s
  *         i = 1             # <<<<<<<<<<<<<<
@@ -29171,7 +29209,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
  */
   __pyx_v_i = 1;
 
-  /* "rule.pxi":55
+  /* "cdec/sa/rule.pxi":55
  *         cdef int i, j, s
  *         i = 1
  *         j = 0             # <<<<<<<<<<<<<<
@@ -29180,7 +29218,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
  */
   __pyx_v_j = 0;
 
-  /* "rule.pxi":56
+  /* "cdec/sa/rule.pxi":56
  *         i = 1
  *         j = 0
  *         for j from 0 <= j < self.n:             # <<<<<<<<<<<<<<
@@ -29190,7 +29228,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
   __pyx_t_2 = __pyx_v_self->n;
   for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_2; __pyx_v_j++) {
 
-    /* "rule.pxi":57
+    /* "cdec/sa/rule.pxi":57
  *         j = 0
  *         for j from 0 <= j < self.n:
  *             s = self.syms[j]             # <<<<<<<<<<<<<<
@@ -29199,7 +29237,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
  */
     __pyx_v_s = (__pyx_v_self->syms[__pyx_v_j]);
 
-    /* "rule.pxi":58
+    /* "cdec/sa/rule.pxi":58
  *         for j from 0 <= j < self.n:
  *             s = self.syms[j]
  *             if sym_isvar(s):             # <<<<<<<<<<<<<<
@@ -29209,7 +29247,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
     __pyx_t_3 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar(__pyx_v_s) != 0);
     if (__pyx_t_3) {
 
-      /* "rule.pxi":59
+      /* "cdec/sa/rule.pxi":59
  *             s = self.syms[j]
  *             if sym_isvar(s):
  *                 s = sym_setindex(s,i)             # <<<<<<<<<<<<<<
@@ -29218,7 +29256,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
  */
       __pyx_v_s = __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_s, __pyx_v_i);
 
-      /* "rule.pxi":60
+      /* "cdec/sa/rule.pxi":60
  *             if sym_isvar(s):
  *                 s = sym_setindex(s,i)
  *                 i = i + 1             # <<<<<<<<<<<<<<
@@ -29230,7 +29268,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
     }
     __pyx_L5:;
 
-    /* "rule.pxi":61
+    /* "cdec/sa/rule.pxi":61
  *                 s = sym_setindex(s,i)
  *                 i = i + 1
  *             norm.append(sym_tostring(s))             # <<<<<<<<<<<<<<
@@ -29243,7 +29281,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   }
 
-  /* "rule.pxi":62
+  /* "cdec/sa/rule.pxi":62
  *                 i = i + 1
  *             norm.append(sym_tostring(s))
  *         return ' '.join(norm)             # <<<<<<<<<<<<<<
@@ -29257,7 +29295,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "rule.pxi":51
+  /* "cdec/sa/rule.pxi":51
  *         return tuple(norm)
  * 
  *     def strhandle(self):             # <<<<<<<<<<<<<<
@@ -29277,7 +29315,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_8strhandle(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "rule.pxi":64
+/* "cdec/sa/rule.pxi":64
  *         return ' '.join(norm)
  * 
  *     def arity(self):             # <<<<<<<<<<<<<<
@@ -29303,7 +29341,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_10arity(struct __pyx_obj_4cdec_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("arity", 0);
 
-  /* "rule.pxi":65
+  /* "cdec/sa/rule.pxi":65
  * 
  *     def arity(self):
  *         return self.n_vars             # <<<<<<<<<<<<<<
@@ -29315,7 +29353,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_10arity(struct __pyx_obj_4cdec_
   __pyx_r = __pyx_v_self->n_vars;
   goto __pyx_L0;
 
-  /* "rule.pxi":64
+  /* "cdec/sa/rule.pxi":64
  *         return ' '.join(norm)
  * 
  *     def arity(self):             # <<<<<<<<<<<<<<
@@ -29330,7 +29368,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_10arity(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "rule.pxi":67
+/* "cdec/sa/rule.pxi":67
  *         return self.n_vars
  * 
  *     def getvarpos(self, i):             # <<<<<<<<<<<<<<
@@ -29362,7 +29400,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_12getvarpos(struct __pyx_obj_4c
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("getvarpos", 0);
 
-  /* "rule.pxi":68
+  /* "cdec/sa/rule.pxi":68
  * 
  *     def getvarpos(self, i):
  *         if 0 <= i < self.n_vars:             # <<<<<<<<<<<<<<
@@ -29378,7 +29416,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_12getvarpos(struct __pyx_obj_4c
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   if (__pyx_t_2) {
 
-    /* "rule.pxi":69
+    /* "cdec/sa/rule.pxi":69
  *     def getvarpos(self, i):
  *         if 0 <= i < self.n_vars:
  *             return self.varpos[i]             # <<<<<<<<<<<<<<
@@ -29395,7 +29433,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_12getvarpos(struct __pyx_obj_4c
   }
   /*else*/ {
 
-    /* "rule.pxi":71
+    /* "cdec/sa/rule.pxi":71
  *             return self.varpos[i]
  *         else:
  *             raise IndexError             # <<<<<<<<<<<<<<
@@ -29406,7 +29444,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_12getvarpos(struct __pyx_obj_4c
     {__pyx_filename = __pyx_f[7]; __pyx_lineno = 71; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "rule.pxi":67
+  /* "cdec/sa/rule.pxi":67
  *         return self.n_vars
  * 
  *     def getvarpos(self, i):             # <<<<<<<<<<<<<<
@@ -29425,7 +29463,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_12getvarpos(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "rule.pxi":73
+/* "cdec/sa/rule.pxi":73
  *             raise IndexError
  * 
  *     def getvar(self, i):             # <<<<<<<<<<<<<<
@@ -29457,7 +29495,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_14getvar(struct __pyx_obj_4cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("getvar", 0);
 
-  /* "rule.pxi":74
+  /* "cdec/sa/rule.pxi":74
  * 
  *     def getvar(self, i):
  *         if 0 <= i < self.n_vars:             # <<<<<<<<<<<<<<
@@ -29473,7 +29511,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_14getvar(struct __pyx_obj_4cdec
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   if (__pyx_t_2) {
 
-    /* "rule.pxi":75
+    /* "cdec/sa/rule.pxi":75
  *     def getvar(self, i):
  *         if 0 <= i < self.n_vars:
  *             return self.syms[self.varpos[i]]             # <<<<<<<<<<<<<<
@@ -29490,7 +29528,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_14getvar(struct __pyx_obj_4cdec
   }
   /*else*/ {
 
-    /* "rule.pxi":77
+    /* "cdec/sa/rule.pxi":77
  *             return self.syms[self.varpos[i]]
  *         else:
  *             raise IndexError             # <<<<<<<<<<<<<<
@@ -29501,7 +29539,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_14getvar(struct __pyx_obj_4cdec
     {__pyx_filename = __pyx_f[7]; __pyx_lineno = 77; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "rule.pxi":73
+  /* "cdec/sa/rule.pxi":73
  *             raise IndexError
  * 
  *     def getvar(self, i):             # <<<<<<<<<<<<<<
@@ -29520,7 +29558,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_14getvar(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "rule.pxi":79
+/* "cdec/sa/rule.pxi":79
  *             raise IndexError
  * 
  *     cdef int chunkpos(self, int k):             # <<<<<<<<<<<<<<
@@ -29534,7 +29572,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunkpos(struct __pyx_obj_4cdec_2sa_3_sa_Phra
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("chunkpos", 0);
 
-  /* "rule.pxi":80
+  /* "cdec/sa/rule.pxi":80
  * 
  *     cdef int chunkpos(self, int k):
  *         if k == 0:             # <<<<<<<<<<<<<<
@@ -29544,7 +29582,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunkpos(struct __pyx_obj_4cdec_2sa_3_sa_Phra
   __pyx_t_1 = ((__pyx_v_k == 0) != 0);
   if (__pyx_t_1) {
 
-    /* "rule.pxi":81
+    /* "cdec/sa/rule.pxi":81
  *     cdef int chunkpos(self, int k):
  *         if k == 0:
  *             return 0             # <<<<<<<<<<<<<<
@@ -29556,7 +29594,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunkpos(struct __pyx_obj_4cdec_2sa_3_sa_Phra
   }
   /*else*/ {
 
-    /* "rule.pxi":83
+    /* "cdec/sa/rule.pxi":83
  *             return 0
  *         else:
  *             return self.varpos[k-1]+1             # <<<<<<<<<<<<<<
@@ -29567,7 +29605,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunkpos(struct __pyx_obj_4cdec_2sa_3_sa_Phra
     goto __pyx_L0;
   }
 
-  /* "rule.pxi":79
+  /* "cdec/sa/rule.pxi":79
  *             raise IndexError
  * 
  *     cdef int chunkpos(self, int k):             # <<<<<<<<<<<<<<
@@ -29581,7 +29619,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunkpos(struct __pyx_obj_4cdec_2sa_3_sa_Phra
   return __pyx_r;
 }
 
-/* "rule.pxi":85
+/* "cdec/sa/rule.pxi":85
  *             return self.varpos[k-1]+1
  * 
  *     cdef int chunklen(self, int k):             # <<<<<<<<<<<<<<
@@ -29600,7 +29638,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunklen(struct __pyx_obj_4cdec_2sa_3_sa_Phra
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("chunklen", 0);
 
-  /* "rule.pxi":86
+  /* "cdec/sa/rule.pxi":86
  * 
  *     cdef int chunklen(self, int k):
  *         if self.n_vars == 0:             # <<<<<<<<<<<<<<
@@ -29612,7 +29650,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunklen(struct __pyx_obj_4cdec_2sa_3_sa_Phra
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   if (__pyx_t_2) {
 
-    /* "rule.pxi":87
+    /* "cdec/sa/rule.pxi":87
  *     cdef int chunklen(self, int k):
  *         if self.n_vars == 0:
  *             return self.n             # <<<<<<<<<<<<<<
@@ -29623,7 +29661,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunklen(struct __pyx_obj_4cdec_2sa_3_sa_Phra
     goto __pyx_L0;
   }
 
-  /* "rule.pxi":88
+  /* "cdec/sa/rule.pxi":88
  *         if self.n_vars == 0:
  *             return self.n
  *         elif k == 0:             # <<<<<<<<<<<<<<
@@ -29633,7 +29671,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunklen(struct __pyx_obj_4cdec_2sa_3_sa_Phra
   __pyx_t_2 = ((__pyx_v_k == 0) != 0);
   if (__pyx_t_2) {
 
-    /* "rule.pxi":89
+    /* "cdec/sa/rule.pxi":89
  *             return self.n
  *         elif k == 0:
  *             return self.varpos[0]             # <<<<<<<<<<<<<<
@@ -29644,7 +29682,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunklen(struct __pyx_obj_4cdec_2sa_3_sa_Phra
     goto __pyx_L0;
   }
 
-  /* "rule.pxi":90
+  /* "cdec/sa/rule.pxi":90
  *         elif k == 0:
  *             return self.varpos[0]
  *         elif k == self.n_vars:             # <<<<<<<<<<<<<<
@@ -29659,7 +29697,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunklen(struct __pyx_obj_4cdec_2sa_3_sa_Phra
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   if (__pyx_t_2) {
 
-    /* "rule.pxi":91
+    /* "cdec/sa/rule.pxi":91
  *             return self.varpos[0]
  *         elif k == self.n_vars:
  *             return self.n-self.varpos[k-1]-1             # <<<<<<<<<<<<<<
@@ -29671,7 +29709,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunklen(struct __pyx_obj_4cdec_2sa_3_sa_Phra
   }
   /*else*/ {
 
-    /* "rule.pxi":93
+    /* "cdec/sa/rule.pxi":93
  *             return self.n-self.varpos[k-1]-1
  *         else:
  *             return self.varpos[k]-self.varpos[k-1]-1             # <<<<<<<<<<<<<<
@@ -29682,7 +29720,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunklen(struct __pyx_obj_4cdec_2sa_3_sa_Phra
     goto __pyx_L0;
   }
 
-  /* "rule.pxi":85
+  /* "cdec/sa/rule.pxi":85
  *             return self.varpos[k-1]+1
  * 
  *     cdef int chunklen(self, int k):             # <<<<<<<<<<<<<<
@@ -29701,7 +29739,7 @@ int __pyx_f_4cdec_2sa_3_sa_6Phrase_chunklen(struct __pyx_obj_4cdec_2sa_3_sa_Phra
   return __pyx_r;
 }
 
-/* "rule.pxi":95
+/* "cdec/sa/rule.pxi":95
  *             return self.varpos[k]-self.varpos[k-1]-1
  * 
  *     def clen(self, k):             # <<<<<<<<<<<<<<
@@ -29732,7 +29770,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_16clen(struct __pyx_obj_4cdec_2
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("clen", 0);
 
-  /* "rule.pxi":96
+  /* "cdec/sa/rule.pxi":96
  * 
  *     def clen(self, k):
  *          return self.chunklen(k)             # <<<<<<<<<<<<<<
@@ -29747,7 +29785,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_16clen(struct __pyx_obj_4cdec_2
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "rule.pxi":95
+  /* "cdec/sa/rule.pxi":95
  *             return self.varpos[k]-self.varpos[k-1]-1
  * 
  *     def clen(self, k):             # <<<<<<<<<<<<<<
@@ -29766,7 +29804,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_16clen(struct __pyx_obj_4cdec_2
   return __pyx_r;
 }
 
-/* "rule.pxi":98
+/* "cdec/sa/rule.pxi":98
  *          return self.chunklen(k)
  * 
  *     def getchunk(self, ci):             # <<<<<<<<<<<<<<
@@ -29802,7 +29840,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_18getchunk(struct __pyx_obj_4cd
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("getchunk", 0);
 
-  /* "rule.pxi":100
+  /* "cdec/sa/rule.pxi":100
  *     def getchunk(self, ci):
  *         cdef int start, stop
  *         start = self.chunkpos(ci)             # <<<<<<<<<<<<<<
@@ -29812,7 +29850,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_18getchunk(struct __pyx_obj_4cd
   __pyx_t_1 = __Pyx_PyInt_As_int(__pyx_v_ci); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 100; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_start = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Phrase *)__pyx_v_self->__pyx_vtab)->chunkpos(__pyx_v_self, __pyx_t_1);
 
-  /* "rule.pxi":101
+  /* "cdec/sa/rule.pxi":101
  *         cdef int start, stop
  *         start = self.chunkpos(ci)
  *         stop = start+self.chunklen(ci)             # <<<<<<<<<<<<<<
@@ -29822,7 +29860,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_18getchunk(struct __pyx_obj_4cd
   __pyx_t_1 = __Pyx_PyInt_As_int(__pyx_v_ci); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 101; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_stop = (__pyx_v_start + ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Phrase *)__pyx_v_self->__pyx_vtab)->chunklen(__pyx_v_self, __pyx_t_1));
 
-  /* "rule.pxi":102
+  /* "cdec/sa/rule.pxi":102
  *         start = self.chunkpos(ci)
  *         stop = start+self.chunklen(ci)
  *         chunk = []             # <<<<<<<<<<<<<<
@@ -29834,7 +29872,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_18getchunk(struct __pyx_obj_4cd
   __pyx_v_chunk = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "rule.pxi":103
+  /* "cdec/sa/rule.pxi":103
  *         stop = start+self.chunklen(ci)
  *         chunk = []
  *         for i from start <= i < stop:             # <<<<<<<<<<<<<<
@@ -29844,7 +29882,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_18getchunk(struct __pyx_obj_4cd
   __pyx_t_1 = __pyx_v_stop;
   for (__pyx_v_i = __pyx_v_start; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "rule.pxi":104
+    /* "cdec/sa/rule.pxi":104
  *         chunk = []
  *         for i from start <= i < stop:
  *             chunk.append(self.syms[i])             # <<<<<<<<<<<<<<
@@ -29857,7 +29895,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_18getchunk(struct __pyx_obj_4cd
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   }
 
-  /* "rule.pxi":105
+  /* "cdec/sa/rule.pxi":105
  *         for i from start <= i < stop:
  *             chunk.append(self.syms[i])
  *         return chunk             # <<<<<<<<<<<<<<
@@ -29869,7 +29907,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_18getchunk(struct __pyx_obj_4cd
   __pyx_r = __pyx_v_chunk;
   goto __pyx_L0;
 
-  /* "rule.pxi":98
+  /* "cdec/sa/rule.pxi":98
  *          return self.chunklen(k)
  * 
  *     def getchunk(self, ci):             # <<<<<<<<<<<<<<
@@ -29889,7 +29927,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_18getchunk(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "rule.pxi":107
+/* "cdec/sa/rule.pxi":107
  *         return chunk
  * 
  *     def __cmp__(self, other):             # <<<<<<<<<<<<<<
@@ -29928,7 +29966,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cmp__", 0);
 
-  /* "rule.pxi":110
+  /* "cdec/sa/rule.pxi":110
  *         cdef Phrase otherp
  *         cdef int i
  *         otherp = other             # <<<<<<<<<<<<<<
@@ -29941,7 +29979,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
   __pyx_v_otherp = ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rule.pxi":111
+  /* "cdec/sa/rule.pxi":111
  *         cdef int i
  *         otherp = other
  *         for i from 0 <= i < min(self.n, otherp.n):             # <<<<<<<<<<<<<<
@@ -29958,7 +29996,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
   __pyx_t_2 = __pyx_t_4;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-    /* "rule.pxi":112
+    /* "cdec/sa/rule.pxi":112
  *         otherp = other
  *         for i from 0 <= i < min(self.n, otherp.n):
  *             if self.syms[i] < otherp.syms[i]:             # <<<<<<<<<<<<<<
@@ -29968,7 +30006,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
     __pyx_t_5 = (((__pyx_v_self->syms[__pyx_v_i]) < (__pyx_v_otherp->syms[__pyx_v_i])) != 0);
     if (__pyx_t_5) {
 
-      /* "rule.pxi":113
+      /* "cdec/sa/rule.pxi":113
  *         for i from 0 <= i < min(self.n, otherp.n):
  *             if self.syms[i] < otherp.syms[i]:
  *                 return -1             # <<<<<<<<<<<<<<
@@ -29979,7 +30017,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
       goto __pyx_L0;
     }
 
-    /* "rule.pxi":114
+    /* "cdec/sa/rule.pxi":114
  *             if self.syms[i] < otherp.syms[i]:
  *                 return -1
  *             elif self.syms[i] > otherp.syms[i]:             # <<<<<<<<<<<<<<
@@ -29989,7 +30027,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
     __pyx_t_5 = (((__pyx_v_self->syms[__pyx_v_i]) > (__pyx_v_otherp->syms[__pyx_v_i])) != 0);
     if (__pyx_t_5) {
 
-      /* "rule.pxi":115
+      /* "cdec/sa/rule.pxi":115
  *                 return -1
  *             elif self.syms[i] > otherp.syms[i]:
  *                 return 1             # <<<<<<<<<<<<<<
@@ -30001,7 +30039,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
     }
   }
 
-  /* "rule.pxi":116
+  /* "cdec/sa/rule.pxi":116
  *             elif self.syms[i] > otherp.syms[i]:
  *                 return 1
  *         if self.n < otherp.n:             # <<<<<<<<<<<<<<
@@ -30011,7 +30049,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
   __pyx_t_5 = ((__pyx_v_self->n < __pyx_v_otherp->n) != 0);
   if (__pyx_t_5) {
 
-    /* "rule.pxi":117
+    /* "cdec/sa/rule.pxi":117
  *                 return 1
  *         if self.n < otherp.n:
  *             return -1             # <<<<<<<<<<<<<<
@@ -30022,7 +30060,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
     goto __pyx_L0;
   }
 
-  /* "rule.pxi":118
+  /* "cdec/sa/rule.pxi":118
  *         if self.n < otherp.n:
  *             return -1
  *         elif self.n > otherp.n:             # <<<<<<<<<<<<<<
@@ -30032,7 +30070,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
   __pyx_t_5 = ((__pyx_v_self->n > __pyx_v_otherp->n) != 0);
   if (__pyx_t_5) {
 
-    /* "rule.pxi":119
+    /* "cdec/sa/rule.pxi":119
  *             return -1
  *         elif self.n > otherp.n:
  *             return 1             # <<<<<<<<<<<<<<
@@ -30044,7 +30082,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
   }
   /*else*/ {
 
-    /* "rule.pxi":121
+    /* "cdec/sa/rule.pxi":121
  *             return 1
  *         else:
  *             return 0             # <<<<<<<<<<<<<<
@@ -30055,7 +30093,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
     goto __pyx_L0;
   }
 
-  /* "rule.pxi":107
+  /* "cdec/sa/rule.pxi":107
  *         return chunk
  * 
  *     def __cmp__(self, other):             # <<<<<<<<<<<<<<
@@ -30075,7 +30113,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Phrase_20__cmp__(struct __pyx_obj_4cdec_2sa_
 }
 #endif /*!(#if PY_MAJOR_VERSION < 3)*/
 
-/* "rule.pxi":123
+/* "cdec/sa/rule.pxi":123
  *             return 0
  * 
  *     def __hash__(self):             # <<<<<<<<<<<<<<
@@ -30105,7 +30143,7 @@ static Py_hash_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_22__hash__(struct __pyx_obj_4cd
   int __pyx_t_2;
   __Pyx_RefNannySetupContext("__hash__", 0);
 
-  /* "rule.pxi":126
+  /* "cdec/sa/rule.pxi":126
  *         cdef int i
  *         cdef unsigned h
  *         h = 0             # <<<<<<<<<<<<<<
@@ -30114,7 +30152,7 @@ static Py_hash_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_22__hash__(struct __pyx_obj_4cd
  */
   __pyx_v_h = 0;
 
-  /* "rule.pxi":127
+  /* "cdec/sa/rule.pxi":127
  *         cdef unsigned h
  *         h = 0
  *         for i from 0 <= i < self.n:             # <<<<<<<<<<<<<<
@@ -30124,7 +30162,7 @@ static Py_hash_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_22__hash__(struct __pyx_obj_4cd
   __pyx_t_1 = __pyx_v_self->n;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "rule.pxi":128
+    /* "cdec/sa/rule.pxi":128
  *         h = 0
  *         for i from 0 <= i < self.n:
  *             if self.syms[i] > 0:             # <<<<<<<<<<<<<<
@@ -30134,7 +30172,7 @@ static Py_hash_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_22__hash__(struct __pyx_obj_4cd
     __pyx_t_2 = (((__pyx_v_self->syms[__pyx_v_i]) > 0) != 0);
     if (__pyx_t_2) {
 
-      /* "rule.pxi":129
+      /* "cdec/sa/rule.pxi":129
  *         for i from 0 <= i < self.n:
  *             if self.syms[i] > 0:
  *                 h = (h << 1) + self.syms[i]             # <<<<<<<<<<<<<<
@@ -30146,7 +30184,7 @@ static Py_hash_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_22__hash__(struct __pyx_obj_4cd
     }
     /*else*/ {
 
-      /* "rule.pxi":131
+      /* "cdec/sa/rule.pxi":131
  *                 h = (h << 1) + self.syms[i]
  *             else:
  *                 h = (h << 1) + -self.syms[i]             # <<<<<<<<<<<<<<
@@ -30158,7 +30196,7 @@ static Py_hash_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_22__hash__(struct __pyx_obj_4cd
     __pyx_L5:;
   }
 
-  /* "rule.pxi":132
+  /* "cdec/sa/rule.pxi":132
  *             else:
  *                 h = (h << 1) + -self.syms[i]
  *         return h             # <<<<<<<<<<<<<<
@@ -30168,7 +30206,7 @@ static Py_hash_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_22__hash__(struct __pyx_obj_4cd
   __pyx_r = __pyx_v_h;
   goto __pyx_L0;
 
-  /* "rule.pxi":123
+  /* "cdec/sa/rule.pxi":123
  *             return 0
  * 
  *     def __hash__(self):             # <<<<<<<<<<<<<<
@@ -30183,7 +30221,7 @@ static Py_hash_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_22__hash__(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "rule.pxi":134
+/* "cdec/sa/rule.pxi":134
  *         return h
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -30209,7 +30247,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_24__len__(struct __pyx_obj_4cd
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "rule.pxi":135
+  /* "cdec/sa/rule.pxi":135
  * 
  *     def __len__(self):
  *         return self.n             # <<<<<<<<<<<<<<
@@ -30219,7 +30257,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_24__len__(struct __pyx_obj_4cd
   __pyx_r = __pyx_v_self->n;
   goto __pyx_L0;
 
-  /* "rule.pxi":134
+  /* "cdec/sa/rule.pxi":134
  *         return h
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -30233,7 +30271,7 @@ static Py_ssize_t __pyx_pf_4cdec_2sa_3_sa_6Phrase_24__len__(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "rule.pxi":137
+/* "cdec/sa/rule.pxi":137
  *         return self.n
  * 
  *     def __getitem__(self, i):             # <<<<<<<<<<<<<<
@@ -30264,7 +30302,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_26__getitem__(struct __pyx_obj_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__getitem__", 0);
 
-  /* "rule.pxi":138
+  /* "cdec/sa/rule.pxi":138
  * 
  *     def __getitem__(self, i):
  *         return self.syms[i]             # <<<<<<<<<<<<<<
@@ -30279,7 +30317,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_26__getitem__(struct __pyx_obj_
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "rule.pxi":137
+  /* "cdec/sa/rule.pxi":137
  *         return self.n
  * 
  *     def __getitem__(self, i):             # <<<<<<<<<<<<<<
@@ -30299,7 +30337,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_26__getitem__(struct __pyx_obj_
 }
 static PyObject *__pyx_gb_4cdec_2sa_3_sa_6Phrase_30generator2(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "rule.pxi":140
+/* "cdec/sa/rule.pxi":140
  *         return self.syms[i]
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -30375,7 +30413,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_6Phrase_30generator2(__pyx_GeneratorObj
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 140; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "rule.pxi":142
+  /* "cdec/sa/rule.pxi":142
  *     def __iter__(self):
  *         cdef int i
  *         for i from 0 <= i < self.n:             # <<<<<<<<<<<<<<
@@ -30385,7 +30423,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_6Phrase_30generator2(__pyx_GeneratorObj
   __pyx_t_1 = __pyx_cur_scope->__pyx_v_self->n;
   for (__pyx_cur_scope->__pyx_v_i = 0; __pyx_cur_scope->__pyx_v_i < __pyx_t_1; __pyx_cur_scope->__pyx_v_i++) {
 
-    /* "rule.pxi":143
+    /* "cdec/sa/rule.pxi":143
  *         cdef int i
  *         for i from 0 <= i < self.n:
  *             yield self.syms[i]             # <<<<<<<<<<<<<<
@@ -30407,7 +30445,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_6Phrase_30generator2(__pyx_GeneratorObj
     if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 143; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "rule.pxi":140
+  /* "cdec/sa/rule.pxi":140
  *         return self.syms[i]
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -30429,7 +30467,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_6Phrase_30generator2(__pyx_GeneratorObj
   return NULL;
 }
 
-/* "rule.pxi":145
+/* "cdec/sa/rule.pxi":145
  *             yield self.syms[i]
  * 
  *     def subst(self, start, children):             # <<<<<<<<<<<<<<
@@ -30513,7 +30551,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_31subst(struct __pyx_obj_4cdec_
   __Pyx_RefNannySetupContext("subst", 0);
   __Pyx_INCREF(__pyx_v_start);
 
-  /* "rule.pxi":147
+  /* "cdec/sa/rule.pxi":147
  *     def subst(self, start, children):
  *         cdef int i
  *         for i from 0 <= i < self.n:             # <<<<<<<<<<<<<<
@@ -30523,7 +30561,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_31subst(struct __pyx_obj_4cdec_
   __pyx_t_1 = __pyx_v_self->n;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "rule.pxi":148
+    /* "cdec/sa/rule.pxi":148
  *         cdef int i
  *         for i from 0 <= i < self.n:
  *             if sym_isvar(self.syms[i]):             # <<<<<<<<<<<<<<
@@ -30533,7 +30571,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_31subst(struct __pyx_obj_4cdec_
     __pyx_t_2 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_self->syms[__pyx_v_i])) != 0);
     if (__pyx_t_2) {
 
-      /* "rule.pxi":149
+      /* "cdec/sa/rule.pxi":149
  *         for i from 0 <= i < self.n:
  *             if sym_isvar(self.syms[i]):
  *                 start = start + children[sym_getindex(self.syms[i])-1]             # <<<<<<<<<<<<<<
@@ -30552,7 +30590,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_31subst(struct __pyx_obj_4cdec_
     }
     /*else*/ {
 
-      /* "rule.pxi":151
+      /* "cdec/sa/rule.pxi":151
  *                 start = start + children[sym_getindex(self.syms[i])-1]
  *             else:
  *                 start = start + (self.syms[i],)             # <<<<<<<<<<<<<<
@@ -30575,7 +30613,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_31subst(struct __pyx_obj_4cdec_
     __pyx_L5:;
   }
 
-  /* "rule.pxi":152
+  /* "cdec/sa/rule.pxi":152
  *             else:
  *                 start = start + (self.syms[i],)
  *         return start             # <<<<<<<<<<<<<<
@@ -30587,7 +30625,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_31subst(struct __pyx_obj_4cdec_
   __pyx_r = __pyx_v_start;
   goto __pyx_L0;
 
-  /* "rule.pxi":145
+  /* "cdec/sa/rule.pxi":145
  *             yield self.syms[i]
  * 
  *     def subst(self, start, children):             # <<<<<<<<<<<<<<
@@ -30608,7 +30646,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_31subst(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "rule.pxi":155
+/* "cdec/sa/rule.pxi":155
  * 
  *     property words:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -30645,12 +30683,12 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_5words___get__(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "rule.pxi":156
+  /* "cdec/sa/rule.pxi":156
  *     property words:
  *         def __get__(self):
  *             return [sym_tostring(w) for w in self if not sym_isvar(w)]             # <<<<<<<<<<<<<<
  * 
- * cdef class Rule:
+ *     def iterspans(self, nt_flag = False, to_str = True):
  */
   __Pyx_XDECREF(__pyx_r);
   __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 156; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
@@ -30711,7 +30749,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_5words___get__(struct __pyx_obj
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "rule.pxi":155
+  /* "cdec/sa/rule.pxi":155
  * 
  *     property words:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -30732,8 +30770,494 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_6Phrase_5words___get__(struct __pyx_obj
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_6Phrase_35generator3(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+
+/* "cdec/sa/rule.pxi":158
+ *             return [sym_tostring(w) for w in self if not sym_isvar(w)]
+ * 
+ *     def iterspans(self, nt_flag = False, to_str = True):             # <<<<<<<<<<<<<<
+ *         """iterate over (terminal and nonterminal) spans, it generates pairs of the kind (terminal span, !nt_flag) or (nonterminal, nt_flag)
+ *         Example: iterspans(False, False) --> ([-1], False), ([2,3], True), ([-1], False), ([4], True), ([-1], False)
+ */
+
+/* Python wrapper */
+static PyObject *__pyx_pw_4cdec_2sa_3_sa_6Phrase_34iterspans(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
+static char __pyx_doc_4cdec_2sa_3_sa_6Phrase_33iterspans[] = "iterate over (terminal and nonterminal) spans, it generates pairs of the kind (terminal span, !nt_flag) or (nonterminal, nt_flag)\n        Example: iterspans(False, False) --> ([-1], False), ([2,3], True), ([-1], False), ([4], True), ([-1], False)\n        for the sequence -1 2 3 -1 4 -1";
+static PyObject *__pyx_pw_4cdec_2sa_3_sa_6Phrase_34iterspans(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
+  PyObject *__pyx_v_nt_flag = 0;
+  PyObject *__pyx_v_to_str = 0;
+  int __pyx_lineno = 0;
+  const char *__pyx_filename = NULL;
+  int __pyx_clineno = 0;
+  PyObject *__pyx_r = 0;
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("iterspans (wrapper)", 0);
+  {
+    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_nt_flag,&__pyx_n_s_to_str,0};
+    PyObject* values[2] = {0,0};
+    values[0] = ((PyObject *)Py_False);
+    values[1] = ((PyObject *)Py_True);
+    if (unlikely(__pyx_kwds)) {
+      Py_ssize_t kw_args;
+      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
+      switch (pos_args) {
+        case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
+        case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
+        case  0: break;
+        default: goto __pyx_L5_argtuple_error;
+      }
+      kw_args = PyDict_Size(__pyx_kwds);
+      switch (pos_args) {
+        case  0:
+        if (kw_args > 0) {
+          PyObject* value = PyDict_GetItem(__pyx_kwds, __pyx_n_s_nt_flag);
+          if (value) { values[0] = value; kw_args--; }
+        }
+        case  1:
+        if (kw_args > 0) {
+          PyObject* value = PyDict_GetItem(__pyx_kwds, __pyx_n_s_to_str);
+          if (value) { values[1] = value; kw_args--; }
+        }
+      }
+      if (unlikely(kw_args > 0)) {
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+      }
+    } else {
+      switch (PyTuple_GET_SIZE(__pyx_args)) {
+        case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
+        case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
+        case  0: break;
+        default: goto __pyx_L5_argtuple_error;
+      }
+    }
+    __pyx_v_nt_flag = values[0];
+    __pyx_v_to_str = values[1];
+  }
+  goto __pyx_L4_argument_unpacking_done;
+  __pyx_L5_argtuple_error:;
+  __Pyx_RaiseArgtupleInvalid("iterspans", 0, 0, 2, PyTuple_GET_SIZE(__pyx_args)); {__pyx_filename = __pyx_f[7]; __pyx_lineno = 158; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
+  __pyx_L3_error:;
+  __Pyx_AddTraceback("cdec.sa._sa.Phrase.iterspans", __pyx_clineno, __pyx_lineno, __pyx_filename);
+  __Pyx_RefNannyFinishContext();
+  return NULL;
+  __pyx_L4_argument_unpacking_done:;
+  __pyx_r = __pyx_pf_4cdec_2sa_3_sa_6Phrase_33iterspans(((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_v_self), __pyx_v_nt_flag, __pyx_v_to_str);
+
+  /* function exit code */
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+
+/* "cdec/sa/rule.pxi":164
+ *         span = []
+ *         cdef int i, s
+ *         get_sym = lambda sym : sym_tostring(sym) if to_str else lambda sym : sym             # <<<<<<<<<<<<<<
+ *         for i from 0 <= i < self.n:
+ *             s = self.syms[i]
+ */
+
+/* Python wrapper */
+static PyObject *__pyx_pw_4cdec_2sa_3_sa_6Phrase_9iterspans_lambda1(PyObject *__pyx_self, PyObject *__pyx_v_sym); /*proto*/
+static PyMethodDef __pyx_mdef_4cdec_2sa_3_sa_6Phrase_9iterspans_lambda1 = {"lambda1", (PyCFunction)__pyx_pw_4cdec_2sa_3_sa_6Phrase_9iterspans_lambda1, METH_O, 0};
+static PyObject *__pyx_pw_4cdec_2sa_3_sa_6Phrase_9iterspans_lambda1(PyObject *__pyx_self, PyObject *__pyx_v_sym) {
+  PyObject *__pyx_r = 0;
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("lambda1 (wrapper)", 0);
+  __pyx_r = __pyx_lambda_funcdef_lambda1(__pyx_self, ((PyObject *)__pyx_v_sym));
+
+  /* function exit code */
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+
+/* Python wrapper */
+static PyObject *__pyx_pw_4cdec_2sa_3_sa_6Phrase_9iterspans_7lambda1_lambda2(PyObject *__pyx_self, PyObject *__pyx_v_sym); /*proto*/
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-  /* "rule.pxi":162
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-  /* "rule.pxi":163
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   __Pyx_GIVEREF(__pyx_v_self->word_alignments);
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-  /* "rule.pxi":173
+  /* "cdec/sa/rule.pxi":192
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-  __pyx_t_1 = __Pyx_PyInt_From_int(__pyx_v_other->lhs); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 173; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = __Pyx_PyInt_From_int(__pyx_v_other->lhs); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 192; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+  __pyx_t_3 = PyTuple_New(4); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 192; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __Pyx_GIVEREF(__pyx_v_self->word_alignments);
   __pyx_t_1 = 0;
 
-  /* "rule.pxi":172
+  /* "cdec/sa/rule.pxi":191
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+  __pyx_t_1 = PyTuple_New(2); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -31146,15 +31670,15 @@ static int __pyx_pf_4cdec_2sa_3_sa_4Rule_4__cmp__(struct __pyx_obj_4cdec_2sa_3_s
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+  __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_cmp, __pyx_t_1, NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+  __pyx_t_4 = __Pyx_PyInt_As_int(__pyx_t_3); if (unlikely((__pyx_t_4 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "rule.pxi":171
+  /* "cdec/sa/rule.pxi":190
  *         return hash((self.lhs, self.f, self.e))
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  *     def __cmp__(self, Rule other):             # <<<<<<<<<<<<<<
@@ -31175,7 +31699,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_4Rule_4__cmp__(struct __pyx_obj_4cdec_2sa_3_s
 }
 #endif /*!(#if PY_MAJOR_VERSION < 3)*/
 
-/* "rule.pxi":175
+/* "cdec/sa/rule.pxi":194
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-  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_f), __pyx_ptype_4cdec_2sa_3_sa_Phrase, 1, "f", 0))) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 175; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_f), __pyx_ptype_4cdec_2sa_3_sa_Phrase, 1, "f", 0))) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 194; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "rule.pxi":176
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-    /* "rule.pxi":177
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-  /* "rule.pxi":175
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-/* "rule.pxi":179
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-  /* "rule.pxi":180
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+  __pyx_t_2 = __Pyx_PyObject_GetAttrStr(((PyObject *)__pyx_v_self->f), __pyx_n_s_arity); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 199; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -31316,10 +31840,10 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_4Rule_8arity(struct __pyx_obj_4cdec_2sa
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-    __pyx_t_1 = __Pyx_PyObject_CallOneArg(__pyx_t_2, __pyx_t_3); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 180; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_1 = __Pyx_PyObject_CallOneArg(__pyx_t_2, __pyx_t_3); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 199; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -31327,7 +31851,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_4Rule_8arity(struct __pyx_obj_4cdec_2sa
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-  /* "rule.pxi":179
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 }
 
-/* "rule.pxi":182
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-static PyObject *__pyx_gb_4cdec_2sa_3_sa_4Rule_7__str___2generator13(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
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-/* "rule.pxi":186
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+  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr, __pyx_empty_tuple, NULL);
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@@ -31746,9 +32270,9 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_4Rule_12alignments(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_4Rule_14generator3(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_4Rule_14generator4(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments *)__pyx_generator->closure);
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
   PyObject *__pyx_t_1 = NULL;
   Py_ssize_t __pyx_t_2;
@@ -31769,9 +32293,9 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_4Rule_14generator3(__pyx_GeneratorObjec
     return NULL;
   }
   __pyx_L3_first_run:;
-  if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 189; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 208; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "rule.pxi":190
+  /* "cdec/sa/rule.pxi":209
  * 
  *     def alignments(self):
  *         for point in self.word_alignments:             # <<<<<<<<<<<<<<
@@ -31781,25 +32305,25 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_4Rule_14generator3(__pyx_GeneratorObjec
     __pyx_t_1 = __pyx_cur_scope->__pyx_v_self->word_alignments; __Pyx_INCREF(__pyx_t_1); __pyx_t_2 = 0;
     __pyx_t_3 = NULL;
   } else {
-    __pyx_t_2 = -1; __pyx_t_1 = PyObject_GetIter(__pyx_cur_scope->__pyx_v_self->word_alignments); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 190; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_2 = -1; __pyx_t_1 = PyObject_GetIter(__pyx_cur_scope->__pyx_v_self->word_alignments); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_1);
-    __pyx_t_3 = Py_TYPE(__pyx_t_1)->tp_iternext; if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 190; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_3 = Py_TYPE(__pyx_t_1)->tp_iternext; if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
   for (;;) {
     if (likely(!__pyx_t_3)) {
       if (likely(PyList_CheckExact(__pyx_t_1))) {
         if (__pyx_t_2 >= PyList_GET_SIZE(__pyx_t_1)) break;
         #if CYTHON_COMPILING_IN_CPYTHON
-        __pyx_t_4 = PyList_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 190; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_4 = PyList_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         #else
-        __pyx_t_4 = PySequence_ITEM(__pyx_t_1, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 190; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_4 = PySequence_ITEM(__pyx_t_1, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         #endif
       } else {
         if (__pyx_t_2 >= PyTuple_GET_SIZE(__pyx_t_1)) break;
         #if CYTHON_COMPILING_IN_CPYTHON
-        __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 190; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         #else
-        __pyx_t_4 = PySequence_ITEM(__pyx_t_1, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 190; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_4 = PySequence_ITEM(__pyx_t_1, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         #endif
       }
     } else {
@@ -31808,7 +32332,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_4Rule_14generator3(__pyx_GeneratorObjec
         PyObject* exc_type = PyErr_Occurred();
         if (exc_type) {
           if (likely(exc_type == PyExc_StopIteration || PyErr_GivenExceptionMatches(exc_type, PyExc_StopIteration))) PyErr_Clear();
-          else {__pyx_filename = __pyx_f[7]; __pyx_lineno = 190; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          else {__pyx_filename = __pyx_f[7]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         }
         break;
       }
@@ -31819,22 +32343,22 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_4Rule_14generator3(__pyx_GeneratorObjec
     __Pyx_GIVEREF(__pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "rule.pxi":191
+    /* "cdec/sa/rule.pxi":210
  *     def alignments(self):
  *         for point in self.word_alignments:
  *             yield point / ALIGNMENT_CODE, point % ALIGNMENT_CODE             # <<<<<<<<<<<<<<
  */
-    __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_4cdec_2sa_3_sa_ALIGNMENT_CODE); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_4cdec_2sa_3_sa_ALIGNMENT_CODE); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_4);
-    __pyx_t_5 = __Pyx_PyNumber_Divide(__pyx_cur_scope->__pyx_v_point, __pyx_t_4); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_5 = __Pyx_PyNumber_Divide(__pyx_cur_scope->__pyx_v_point, __pyx_t_4); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_5);
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
-    __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_4cdec_2sa_3_sa_ALIGNMENT_CODE); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_4cdec_2sa_3_sa_ALIGNMENT_CODE); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_4);
-    __pyx_t_6 = PyNumber_Remainder(__pyx_cur_scope->__pyx_v_point, __pyx_t_4); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_6 = PyNumber_Remainder(__pyx_cur_scope->__pyx_v_point, __pyx_t_4); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_6);
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
-    __pyx_t_4 = PyTuple_New(2); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = PyTuple_New(2); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_4);
     PyTuple_SET_ITEM(__pyx_t_4, 0, __pyx_t_5);
     __Pyx_GIVEREF(__pyx_t_5);
@@ -31859,9 +32383,9 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_4Rule_14generator3(__pyx_GeneratorObjec
     __Pyx_XGOTREF(__pyx_t_1);
     __pyx_t_2 = __pyx_cur_scope->__pyx_t_1;
     __pyx_t_3 = __pyx_cur_scope->__pyx_t_2;
-    if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "rule.pxi":190
+    /* "cdec/sa/rule.pxi":209
  * 
  *     def alignments(self):
  *         for point in self.word_alignments:             # <<<<<<<<<<<<<<
@@ -31870,7 +32394,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_4Rule_14generator3(__pyx_GeneratorObjec
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rule.pxi":189
+  /* "cdec/sa/rule.pxi":208
  *         return ' ||| '.join(fields)
  * 
  *     def alignments(self):             # <<<<<<<<<<<<<<
@@ -31961,7 +32485,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_4Rule_1e___get__(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "precomputation.pxi":21
+/* "cdec/sa/precomputation.pxi":21
  *     int arr_len
  * 
  * cdef _Trie_Node* new_trie_node():             # <<<<<<<<<<<<<<
@@ -31975,7 +32499,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_new_trie
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("new_trie_node", 0);
 
-  /* "precomputation.pxi":23
+  /* "cdec/sa/precomputation.pxi":23
  * cdef _Trie_Node* new_trie_node():
  *     cdef _Trie_Node* node
  *     node = <_Trie_Node*> malloc(sizeof(_Trie_Node))             # <<<<<<<<<<<<<<
@@ -31984,7 +32508,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_new_trie
  */
   __pyx_v_node = ((struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *)malloc((sizeof(struct __pyx_t_4cdec_2sa_3_sa__Trie_Node))));
 
-  /* "precomputation.pxi":24
+  /* "cdec/sa/precomputation.pxi":24
  *     cdef _Trie_Node* node
  *     node = <_Trie_Node*> malloc(sizeof(_Trie_Node))
  *     node.root = NULL             # <<<<<<<<<<<<<<
@@ -31993,7 +32517,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_new_trie
  */
   __pyx_v_node->root = NULL;
 
-  /* "precomputation.pxi":25
+  /* "cdec/sa/precomputation.pxi":25
  *     node = <_Trie_Node*> malloc(sizeof(_Trie_Node))
  *     node.root = NULL
  *     node.arr_len = 0             # <<<<<<<<<<<<<<
@@ -32002,7 +32526,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_new_trie
  */
   __pyx_v_node->arr_len = 0;
 
-  /* "precomputation.pxi":26
+  /* "cdec/sa/precomputation.pxi":26
  *     node.root = NULL
  *     node.arr_len = 0
  *     node.arr = <int*> malloc(sizeof(0*sizeof(int)))             # <<<<<<<<<<<<<<
@@ -32011,7 +32535,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_new_trie
  */
   __pyx_v_node->arr = ((int *)malloc((sizeof((0 * (sizeof(int)))))));
 
-  /* "precomputation.pxi":27
+  /* "cdec/sa/precomputation.pxi":27
  *     node.arr_len = 0
  *     node.arr = <int*> malloc(sizeof(0*sizeof(int)))
  *     return node             # <<<<<<<<<<<<<<
@@ -32021,7 +32545,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_new_trie
   __pyx_r = __pyx_v_node;
   goto __pyx_L0;
 
-  /* "precomputation.pxi":21
+  /* "cdec/sa/precomputation.pxi":21
  *     int arr_len
  * 
  * cdef _Trie_Node* new_trie_node():             # <<<<<<<<<<<<<<
@@ -32035,7 +32559,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_new_trie
   return __pyx_r;
 }
 
-/* "precomputation.pxi":29
+/* "cdec/sa/precomputation.pxi":29
  *     return node
  * 
  * cdef _Trie_Edge* new_trie_edge(int val):             # <<<<<<<<<<<<<<
@@ -32049,7 +32573,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge *__pyx_f_4cdec_2sa_3_sa_new_trie
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("new_trie_edge", 0);
 
-  /* "precomputation.pxi":31
+  /* "cdec/sa/precomputation.pxi":31
  * cdef _Trie_Edge* new_trie_edge(int val):
  *     cdef _Trie_Edge* edge
  *     edge = <_Trie_Edge*> malloc(sizeof(_Trie_Edge))             # <<<<<<<<<<<<<<
@@ -32058,7 +32582,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge *__pyx_f_4cdec_2sa_3_sa_new_trie
  */
   __pyx_v_edge = ((struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge *)malloc((sizeof(struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge))));
 
-  /* "precomputation.pxi":32
+  /* "cdec/sa/precomputation.pxi":32
  *     cdef _Trie_Edge* edge
  *     edge = <_Trie_Edge*> malloc(sizeof(_Trie_Edge))
  *     edge.node = new_trie_node()             # <<<<<<<<<<<<<<
@@ -32067,7 +32591,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge *__pyx_f_4cdec_2sa_3_sa_new_trie
  */
   __pyx_v_edge->node = __pyx_f_4cdec_2sa_3_sa_new_trie_node();
 
-  /* "precomputation.pxi":33
+  /* "cdec/sa/precomputation.pxi":33
  *     edge = <_Trie_Edge*> malloc(sizeof(_Trie_Edge))
  *     edge.node = new_trie_node()
  *     edge.bigger = NULL             # <<<<<<<<<<<<<<
@@ -32076,7 +32600,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge *__pyx_f_4cdec_2sa_3_sa_new_trie
  */
   __pyx_v_edge->bigger = NULL;
 
-  /* "precomputation.pxi":34
+  /* "cdec/sa/precomputation.pxi":34
  *     edge.node = new_trie_node()
  *     edge.bigger = NULL
  *     edge.smaller = NULL             # <<<<<<<<<<<<<<
@@ -32085,7 +32609,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge *__pyx_f_4cdec_2sa_3_sa_new_trie
  */
   __pyx_v_edge->smaller = NULL;
 
-  /* "precomputation.pxi":35
+  /* "cdec/sa/precomputation.pxi":35
  *     edge.bigger = NULL
  *     edge.smaller = NULL
  *     edge.val = val             # <<<<<<<<<<<<<<
@@ -32094,7 +32618,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge *__pyx_f_4cdec_2sa_3_sa_new_trie
  */
   __pyx_v_edge->val = __pyx_v_val;
 
-  /* "precomputation.pxi":36
+  /* "cdec/sa/precomputation.pxi":36
  *     edge.smaller = NULL
  *     edge.val = val
  *     return edge             # <<<<<<<<<<<<<<
@@ -32104,7 +32628,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge *__pyx_f_4cdec_2sa_3_sa_new_trie
   __pyx_r = __pyx_v_edge;
   goto __pyx_L0;
 
-  /* "precomputation.pxi":29
+  /* "cdec/sa/precomputation.pxi":29
  *     return node
  * 
  * cdef _Trie_Edge* new_trie_edge(int val):             # <<<<<<<<<<<<<<
@@ -32118,7 +32642,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Edge *__pyx_f_4cdec_2sa_3_sa_new_trie
   return __pyx_r;
 }
 
-/* "precomputation.pxi":38
+/* "cdec/sa/precomputation.pxi":38
  *     return edge
  * 
  * cdef free_trie_node(_Trie_Node* node):             # <<<<<<<<<<<<<<
@@ -32136,7 +32660,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_node(struct __pyx_t_4cdec_2sa_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("free_trie_node", 0);
 
-  /* "precomputation.pxi":39
+  /* "cdec/sa/precomputation.pxi":39
  * 
  * cdef free_trie_node(_Trie_Node* node):
  *     if node != NULL:             # <<<<<<<<<<<<<<
@@ -32146,7 +32670,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_node(struct __pyx_t_4cdec_2sa_
   __pyx_t_1 = ((__pyx_v_node != NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "precomputation.pxi":40
+    /* "cdec/sa/precomputation.pxi":40
  * cdef free_trie_node(_Trie_Node* node):
  *     if node != NULL:
  *         free_trie_edge(node.root)             # <<<<<<<<<<<<<<
@@ -32157,7 +32681,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_node(struct __pyx_t_4cdec_2sa_
     __Pyx_GOTREF(__pyx_t_2);
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "precomputation.pxi":41
+    /* "cdec/sa/precomputation.pxi":41
  *     if node != NULL:
  *         free_trie_edge(node.root)
  *         free(node.arr)             # <<<<<<<<<<<<<<
@@ -32169,7 +32693,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_node(struct __pyx_t_4cdec_2sa_
   }
   __pyx_L3:;
 
-  /* "precomputation.pxi":38
+  /* "cdec/sa/precomputation.pxi":38
  *     return edge
  * 
  * cdef free_trie_node(_Trie_Node* node):             # <<<<<<<<<<<<<<
@@ -32190,7 +32714,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_node(struct __pyx_t_4cdec_2sa_
   return __pyx_r;
 }
 
-/* "precomputation.pxi":43
+/* "cdec/sa/precomputation.pxi":43
  *         free(node.arr)
  * 
  * cdef free_trie_edge(_Trie_Edge* edge):             # <<<<<<<<<<<<<<
@@ -32208,7 +32732,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_edge(struct __pyx_t_4cdec_2sa_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("free_trie_edge", 0);
 
-  /* "precomputation.pxi":44
+  /* "cdec/sa/precomputation.pxi":44
  * 
  * cdef free_trie_edge(_Trie_Edge* edge):
  *     if edge != NULL:             # <<<<<<<<<<<<<<
@@ -32218,7 +32742,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_edge(struct __pyx_t_4cdec_2sa_
   __pyx_t_1 = ((__pyx_v_edge != NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "precomputation.pxi":45
+    /* "cdec/sa/precomputation.pxi":45
  * cdef free_trie_edge(_Trie_Edge* edge):
  *     if edge != NULL:
  *         free_trie_node(edge.node)             # <<<<<<<<<<<<<<
@@ -32229,7 +32753,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_edge(struct __pyx_t_4cdec_2sa_
     __Pyx_GOTREF(__pyx_t_2);
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "precomputation.pxi":46
+    /* "cdec/sa/precomputation.pxi":46
  *     if edge != NULL:
  *         free_trie_node(edge.node)
  *         free_trie_edge(edge.bigger)             # <<<<<<<<<<<<<<
@@ -32240,7 +32764,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_edge(struct __pyx_t_4cdec_2sa_
     __Pyx_GOTREF(__pyx_t_2);
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "precomputation.pxi":47
+    /* "cdec/sa/precomputation.pxi":47
  *         free_trie_node(edge.node)
  *         free_trie_edge(edge.bigger)
  *         free_trie_edge(edge.smaller)             # <<<<<<<<<<<<<<
@@ -32254,7 +32778,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_edge(struct __pyx_t_4cdec_2sa_
   }
   __pyx_L3:;
 
-  /* "precomputation.pxi":43
+  /* "cdec/sa/precomputation.pxi":43
  *         free(node.arr)
  * 
  * cdef free_trie_edge(_Trie_Edge* edge):             # <<<<<<<<<<<<<<
@@ -32275,7 +32799,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_free_trie_edge(struct __pyx_t_4cdec_2sa_
   return __pyx_r;
 }
 
-/* "precomputation.pxi":49
+/* "cdec/sa/precomputation.pxi":49
  *         free_trie_edge(edge.smaller)
  * 
  * cdef _Trie_Node* trie_find(_Trie_Node* node, int val):             # <<<<<<<<<<<<<<
@@ -32292,7 +32816,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
   int __pyx_t_3;
   __Pyx_RefNannySetupContext("trie_find", 0);
 
-  /* "precomputation.pxi":51
+  /* "cdec/sa/precomputation.pxi":51
  * cdef _Trie_Node* trie_find(_Trie_Node* node, int val):
  *     cdef _Trie_Edge* cur
  *     cur = node.root             # <<<<<<<<<<<<<<
@@ -32302,7 +32826,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
   __pyx_t_1 = __pyx_v_node->root;
   __pyx_v_cur = __pyx_t_1;
 
-  /* "precomputation.pxi":52
+  /* "cdec/sa/precomputation.pxi":52
  *     cdef _Trie_Edge* cur
  *     cur = node.root
  *     while cur != NULL and cur.val != val:             # <<<<<<<<<<<<<<
@@ -32323,7 +32847,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
     __pyx_L5_bool_binop_done:;
     if (!__pyx_t_2) break;
 
-    /* "precomputation.pxi":53
+    /* "cdec/sa/precomputation.pxi":53
  *     cur = node.root
  *     while cur != NULL and cur.val != val:
  *         if val > cur.val:             # <<<<<<<<<<<<<<
@@ -32333,7 +32857,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
     __pyx_t_2 = ((__pyx_v_val > __pyx_v_cur->val) != 0);
     if (__pyx_t_2) {
 
-      /* "precomputation.pxi":54
+      /* "cdec/sa/precomputation.pxi":54
  *     while cur != NULL and cur.val != val:
  *         if val > cur.val:
  *             cur = cur.bigger             # <<<<<<<<<<<<<<
@@ -32345,7 +32869,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
       goto __pyx_L7;
     }
 
-    /* "precomputation.pxi":55
+    /* "cdec/sa/precomputation.pxi":55
  *         if val > cur.val:
  *             cur = cur.bigger
  *         elif val < cur.val:             # <<<<<<<<<<<<<<
@@ -32355,7 +32879,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
     __pyx_t_2 = ((__pyx_v_val < __pyx_v_cur->val) != 0);
     if (__pyx_t_2) {
 
-      /* "precomputation.pxi":56
+      /* "cdec/sa/precomputation.pxi":56
  *             cur = cur.bigger
  *         elif val < cur.val:
  *             cur = cur.smaller             # <<<<<<<<<<<<<<
@@ -32369,7 +32893,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
     __pyx_L7:;
   }
 
-  /* "precomputation.pxi":57
+  /* "cdec/sa/precomputation.pxi":57
  *         elif val < cur.val:
  *             cur = cur.smaller
  *     if cur == NULL:             # <<<<<<<<<<<<<<
@@ -32379,7 +32903,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
   __pyx_t_2 = ((__pyx_v_cur == NULL) != 0);
   if (__pyx_t_2) {
 
-    /* "precomputation.pxi":58
+    /* "cdec/sa/precomputation.pxi":58
  *             cur = cur.smaller
  *     if cur == NULL:
  *         return NULL             # <<<<<<<<<<<<<<
@@ -32391,7 +32915,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
   }
   /*else*/ {
 
-    /* "precomputation.pxi":60
+    /* "cdec/sa/precomputation.pxi":60
  *         return NULL
  *     else:
  *         return cur.node             # <<<<<<<<<<<<<<
@@ -32402,7 +32926,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
     goto __pyx_L0;
   }
 
-  /* "precomputation.pxi":49
+  /* "cdec/sa/precomputation.pxi":49
  *         free_trie_edge(edge.smaller)
  * 
  * cdef _Trie_Node* trie_find(_Trie_Node* node, int val):             # <<<<<<<<<<<<<<
@@ -32416,7 +32940,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_fin
   return __pyx_r;
 }
 
-/* "precomputation.pxi":62
+/* "cdec/sa/precomputation.pxi":62
  *         return cur.node
  * 
  * cdef trie_node_data_append(_Trie_Node* node, int val):             # <<<<<<<<<<<<<<
@@ -32430,7 +32954,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_append(struct __pyx_t_4cd
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("trie_node_data_append", 0);
 
-  /* "precomputation.pxi":64
+  /* "cdec/sa/precomputation.pxi":64
  * cdef trie_node_data_append(_Trie_Node* node, int val):
  *     cdef int new_len
  *     new_len = node.arr_len + 1             # <<<<<<<<<<<<<<
@@ -32439,7 +32963,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_append(struct __pyx_t_4cd
  */
   __pyx_v_new_len = (__pyx_v_node->arr_len + 1);
 
-  /* "precomputation.pxi":65
+  /* "cdec/sa/precomputation.pxi":65
  *     cdef int new_len
  *     new_len = node.arr_len + 1
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -32448,7 +32972,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_append(struct __pyx_t_4cd
  */
   __pyx_v_node->arr = ((int *)realloc(__pyx_v_node->arr, (__pyx_v_new_len * (sizeof(int)))));
 
-  /* "precomputation.pxi":66
+  /* "cdec/sa/precomputation.pxi":66
  *     new_len = node.arr_len + 1
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))
  *     node.arr[node.arr_len] = val             # <<<<<<<<<<<<<<
@@ -32457,7 +32981,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_append(struct __pyx_t_4cd
  */
   (__pyx_v_node->arr[__pyx_v_node->arr_len]) = __pyx_v_val;
 
-  /* "precomputation.pxi":67
+  /* "cdec/sa/precomputation.pxi":67
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))
  *     node.arr[node.arr_len] = val
  *     node.arr_len = new_len             # <<<<<<<<<<<<<<
@@ -32466,7 +32990,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_append(struct __pyx_t_4cd
  */
   __pyx_v_node->arr_len = __pyx_v_new_len;
 
-  /* "precomputation.pxi":62
+  /* "cdec/sa/precomputation.pxi":62
  *         return cur.node
  * 
  * cdef trie_node_data_append(_Trie_Node* node, int val):             # <<<<<<<<<<<<<<
@@ -32481,7 +33005,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_append(struct __pyx_t_4cd
   return __pyx_r;
 }
 
-/* "precomputation.pxi":69
+/* "cdec/sa/precomputation.pxi":69
  *     node.arr_len = new_len
  * 
  * cdef trie_node_data_extend(_Trie_Node* node, int* vals, int num_vals):             # <<<<<<<<<<<<<<
@@ -32495,7 +33019,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_extend(struct __pyx_t_4cd
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("trie_node_data_extend", 0);
 
-  /* "precomputation.pxi":71
+  /* "cdec/sa/precomputation.pxi":71
  * cdef trie_node_data_extend(_Trie_Node* node, int* vals, int num_vals):
  *     cdef int new_len
  *     new_len = node.arr_len + num_vals             # <<<<<<<<<<<<<<
@@ -32504,7 +33028,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_extend(struct __pyx_t_4cd
  */
   __pyx_v_new_len = (__pyx_v_node->arr_len + __pyx_v_num_vals);
 
-  /* "precomputation.pxi":72
+  /* "cdec/sa/precomputation.pxi":72
  *     cdef int new_len
  *     new_len = node.arr_len + num_vals
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -32513,7 +33037,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_extend(struct __pyx_t_4cd
  */
   __pyx_v_node->arr = ((int *)realloc(__pyx_v_node->arr, (__pyx_v_new_len * (sizeof(int)))));
 
-  /* "precomputation.pxi":73
+  /* "cdec/sa/precomputation.pxi":73
  *     new_len = node.arr_len + num_vals
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))
  *     memcpy(node.arr + node.arr_len, vals, num_vals*sizeof(int))             # <<<<<<<<<<<<<<
@@ -32522,7 +33046,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_extend(struct __pyx_t_4cd
  */
   memcpy((__pyx_v_node->arr + __pyx_v_node->arr_len), __pyx_v_vals, (__pyx_v_num_vals * (sizeof(int))));
 
-  /* "precomputation.pxi":74
+  /* "cdec/sa/precomputation.pxi":74
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))
  *     memcpy(node.arr + node.arr_len, vals, num_vals*sizeof(int))
  *     node.arr_len = new_len             # <<<<<<<<<<<<<<
@@ -32531,7 +33055,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_extend(struct __pyx_t_4cd
  */
   __pyx_v_node->arr_len = __pyx_v_new_len;
 
-  /* "precomputation.pxi":69
+  /* "cdec/sa/precomputation.pxi":69
  *     node.arr_len = new_len
  * 
  * cdef trie_node_data_extend(_Trie_Node* node, int* vals, int num_vals):             # <<<<<<<<<<<<<<
@@ -32546,7 +33070,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_data_extend(struct __pyx_t_4cd
   return __pyx_r;
 }
 
-/* "precomputation.pxi":77
+/* "cdec/sa/precomputation.pxi":77
  * 
  * 
  * cdef _Trie_Node* trie_insert(_Trie_Node* node, int val):             # <<<<<<<<<<<<<<
@@ -32562,7 +33086,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
   int __pyx_t_2;
   __Pyx_RefNannySetupContext("trie_insert", 0);
 
-  /* "precomputation.pxi":79
+  /* "cdec/sa/precomputation.pxi":79
  * cdef _Trie_Node* trie_insert(_Trie_Node* node, int val):
  *     cdef _Trie_Edge** cur
  *     cur = &node.root             # <<<<<<<<<<<<<<
@@ -32571,7 +33095,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
  */
   __pyx_v_cur = (&__pyx_v_node->root);
 
-  /* "precomputation.pxi":80
+  /* "cdec/sa/precomputation.pxi":80
  *     cdef _Trie_Edge** cur
  *     cur = &node.root
  *     while cur[0] != NULL and cur[0].val != val:             # <<<<<<<<<<<<<<
@@ -32592,7 +33116,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
     __pyx_L5_bool_binop_done:;
     if (!__pyx_t_1) break;
 
-    /* "precomputation.pxi":81
+    /* "cdec/sa/precomputation.pxi":81
  *     cur = &node.root
  *     while cur[0] != NULL and cur[0].val != val:
  *         if val > cur[0].val:             # <<<<<<<<<<<<<<
@@ -32602,7 +33126,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
     __pyx_t_1 = ((__pyx_v_val > (__pyx_v_cur[0])->val) != 0);
     if (__pyx_t_1) {
 
-      /* "precomputation.pxi":82
+      /* "cdec/sa/precomputation.pxi":82
  *     while cur[0] != NULL and cur[0].val != val:
  *         if val > cur[0].val:
  *             cur = &cur[0].bigger             # <<<<<<<<<<<<<<
@@ -32613,7 +33137,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
       goto __pyx_L7;
     }
 
-    /* "precomputation.pxi":83
+    /* "cdec/sa/precomputation.pxi":83
  *         if val > cur[0].val:
  *             cur = &cur[0].bigger
  *         elif val < cur[0].val:             # <<<<<<<<<<<<<<
@@ -32623,7 +33147,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
     __pyx_t_1 = ((__pyx_v_val < (__pyx_v_cur[0])->val) != 0);
     if (__pyx_t_1) {
 
-      /* "precomputation.pxi":84
+      /* "cdec/sa/precomputation.pxi":84
  *             cur = &cur[0].bigger
  *         elif val < cur[0].val:
  *             cur = &cur[0].smaller             # <<<<<<<<<<<<<<
@@ -32636,7 +33160,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
     __pyx_L7:;
   }
 
-  /* "precomputation.pxi":85
+  /* "cdec/sa/precomputation.pxi":85
  *         elif val < cur[0].val:
  *             cur = &cur[0].smaller
  *     if cur[0] == NULL:             # <<<<<<<<<<<<<<
@@ -32646,7 +33170,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
   __pyx_t_1 = (((__pyx_v_cur[0]) == NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "precomputation.pxi":86
+    /* "cdec/sa/precomputation.pxi":86
  *             cur = &cur[0].smaller
  *     if cur[0] == NULL:
  *         cur[0] = new_trie_edge(val)             # <<<<<<<<<<<<<<
@@ -32658,7 +33182,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
   }
   __pyx_L8:;
 
-  /* "precomputation.pxi":87
+  /* "cdec/sa/precomputation.pxi":87
  *     if cur[0] == NULL:
  *         cur[0] = new_trie_edge(val)
  *     return cur[0].node             # <<<<<<<<<<<<<<
@@ -32668,7 +33192,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
   __pyx_r = (__pyx_v_cur[0])->node;
   goto __pyx_L0;
 
-  /* "precomputation.pxi":77
+  /* "cdec/sa/precomputation.pxi":77
  * 
  * 
  * cdef _Trie_Node* trie_insert(_Trie_Node* node, int val):             # <<<<<<<<<<<<<<
@@ -32682,7 +33206,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_trie_ins
   return __pyx_r;
 }
 
-/* "precomputation.pxi":89
+/* "cdec/sa/precomputation.pxi":89
  *     return cur[0].node
  * 
  * cdef trie_node_to_map(_Trie_Node* node, result, prefix, int include_zeros):             # <<<<<<<<<<<<<<
@@ -32703,7 +33227,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("trie_node_to_map", 0);
 
-  /* "precomputation.pxi":92
+  /* "cdec/sa/precomputation.pxi":92
  *     cdef IntList arr
  * 
  *     if include_zeros or node.arr_len > 0:             # <<<<<<<<<<<<<<
@@ -32723,7 +33247,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
   __pyx_L4_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "precomputation.pxi":93
+    /* "cdec/sa/precomputation.pxi":93
  * 
  *     if include_zeros or node.arr_len > 0:
  *         arr = IntList()             # <<<<<<<<<<<<<<
@@ -32735,7 +33259,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
     __pyx_v_arr = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "precomputation.pxi":94
+    /* "cdec/sa/precomputation.pxi":94
  *     if include_zeros or node.arr_len > 0:
  *         arr = IntList()
  *         free(arr.arr)             # <<<<<<<<<<<<<<
@@ -32744,7 +33268,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
  */
     free(__pyx_v_arr->arr);
 
-    /* "precomputation.pxi":95
+    /* "cdec/sa/precomputation.pxi":95
  *         arr = IntList()
  *         free(arr.arr)
  *         arr.arr = <int*> malloc(node.arr_len * sizeof(int))             # <<<<<<<<<<<<<<
@@ -32753,7 +33277,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
  */
     __pyx_v_arr->arr = ((int *)malloc((__pyx_v_node->arr_len * (sizeof(int)))));
 
-    /* "precomputation.pxi":96
+    /* "cdec/sa/precomputation.pxi":96
  *         free(arr.arr)
  *         arr.arr = <int*> malloc(node.arr_len * sizeof(int))
  *         memcpy(arr.arr, node.arr, node.arr_len * sizeof(int))             # <<<<<<<<<<<<<<
@@ -32762,7 +33286,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
  */
     memcpy(__pyx_v_arr->arr, __pyx_v_node->arr, (__pyx_v_node->arr_len * (sizeof(int))));
 
-    /* "precomputation.pxi":97
+    /* "cdec/sa/precomputation.pxi":97
  *         arr.arr = <int*> malloc(node.arr_len * sizeof(int))
  *         memcpy(arr.arr, node.arr, node.arr_len * sizeof(int))
  *         arr.len = node.arr_len             # <<<<<<<<<<<<<<
@@ -32772,7 +33296,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
     __pyx_t_4 = __pyx_v_node->arr_len;
     __pyx_v_arr->len = __pyx_t_4;
 
-    /* "precomputation.pxi":98
+    /* "cdec/sa/precomputation.pxi":98
  *         memcpy(arr.arr, node.arr, node.arr_len * sizeof(int))
  *         arr.len = node.arr_len
  *         arr.size = node.arr_len             # <<<<<<<<<<<<<<
@@ -32782,7 +33306,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
     __pyx_t_4 = __pyx_v_node->arr_len;
     __pyx_v_arr->size = __pyx_t_4;
 
-    /* "precomputation.pxi":99
+    /* "cdec/sa/precomputation.pxi":99
  *         arr.len = node.arr_len
  *         arr.size = node.arr_len
  *         result[prefix] = arr             # <<<<<<<<<<<<<<
@@ -32794,7 +33318,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
   }
   __pyx_L3:;
 
-  /* "precomputation.pxi":100
+  /* "cdec/sa/precomputation.pxi":100
  *         arr.size = node.arr_len
  *         result[prefix] = arr
  *     trie_edge_to_map(node.root, result, prefix, include_zeros)             # <<<<<<<<<<<<<<
@@ -32805,7 +33329,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
   __Pyx_GOTREF(__pyx_t_3);
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":89
+  /* "cdec/sa/precomputation.pxi":89
  *     return cur[0].node
  * 
  * cdef trie_node_to_map(_Trie_Node* node, result, prefix, int include_zeros):             # <<<<<<<<<<<<<<
@@ -32827,7 +33351,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_node_to_map(struct __pyx_t_4cdec_2s
   return __pyx_r;
 }
 
-/* "precomputation.pxi":102
+/* "cdec/sa/precomputation.pxi":102
  *     trie_edge_to_map(node.root, result, prefix, include_zeros)
  * 
  * cdef trie_edge_to_map(_Trie_Edge* edge, result, prefix, int include_zeros):             # <<<<<<<<<<<<<<
@@ -32847,7 +33371,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_edge_to_map(struct __pyx_t_4cdec_2s
   __Pyx_RefNannySetupContext("trie_edge_to_map", 0);
   __Pyx_INCREF(__pyx_v_prefix);
 
-  /* "precomputation.pxi":103
+  /* "cdec/sa/precomputation.pxi":103
  * 
  * cdef trie_edge_to_map(_Trie_Edge* edge, result, prefix, int include_zeros):
  *     if edge != NULL:             # <<<<<<<<<<<<<<
@@ -32857,7 +33381,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_edge_to_map(struct __pyx_t_4cdec_2s
   __pyx_t_1 = ((__pyx_v_edge != NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "precomputation.pxi":104
+    /* "cdec/sa/precomputation.pxi":104
  * cdef trie_edge_to_map(_Trie_Edge* edge, result, prefix, int include_zeros):
  *     if edge != NULL:
  *         trie_edge_to_map(edge.smaller, result, prefix, include_zeros)             # <<<<<<<<<<<<<<
@@ -32868,7 +33392,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_edge_to_map(struct __pyx_t_4cdec_2s
     __Pyx_GOTREF(__pyx_t_2);
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "precomputation.pxi":105
+    /* "cdec/sa/precomputation.pxi":105
  *     if edge != NULL:
  *         trie_edge_to_map(edge.smaller, result, prefix, include_zeros)
  *         trie_edge_to_map(edge.bigger, result, prefix, include_zeros)             # <<<<<<<<<<<<<<
@@ -32879,7 +33403,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_edge_to_map(struct __pyx_t_4cdec_2s
     __Pyx_GOTREF(__pyx_t_2);
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "precomputation.pxi":106
+    /* "cdec/sa/precomputation.pxi":106
  *         trie_edge_to_map(edge.smaller, result, prefix, include_zeros)
  *         trie_edge_to_map(edge.bigger, result, prefix, include_zeros)
  *         prefix = prefix + (edge.val,)             # <<<<<<<<<<<<<<
@@ -32899,7 +33423,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_edge_to_map(struct __pyx_t_4cdec_2s
     __Pyx_DECREF_SET(__pyx_v_prefix, __pyx_t_2);
     __pyx_t_2 = 0;
 
-    /* "precomputation.pxi":107
+    /* "cdec/sa/precomputation.pxi":107
  *         trie_edge_to_map(edge.bigger, result, prefix, include_zeros)
  *         prefix = prefix + (edge.val,)
  *         trie_node_to_map(edge.node, result, prefix, include_zeros)             # <<<<<<<<<<<<<<
@@ -32913,7 +33437,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_edge_to_map(struct __pyx_t_4cdec_2s
   }
   __pyx_L3:;
 
-  /* "precomputation.pxi":102
+  /* "cdec/sa/precomputation.pxi":102
  *     trie_edge_to_map(node.root, result, prefix, include_zeros)
  * 
  * cdef trie_edge_to_map(_Trie_Edge* edge, result, prefix, int include_zeros):             # <<<<<<<<<<<<<<
@@ -32936,7 +33460,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_trie_edge_to_map(struct __pyx_t_4cdec_2s
   return __pyx_r;
 }
 
-/* "precomputation.pxi":114
+/* "cdec/sa/precomputation.pxi":114
  *     cdef int V
  * 
  *     def __cinit__(self, int alphabet_size):             # <<<<<<<<<<<<<<
@@ -33001,7 +33525,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7TrieMap___cinit__(struct __pyx_obj_4cdec_2sa
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "precomputation.pxi":115
+  /* "cdec/sa/precomputation.pxi":115
  * 
  *     def __cinit__(self, int alphabet_size):
  *         self.V = alphabet_size             # <<<<<<<<<<<<<<
@@ -33010,7 +33534,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7TrieMap___cinit__(struct __pyx_obj_4cdec_2sa
  */
   __pyx_v_self->V = __pyx_v_alphabet_size;
 
-  /* "precomputation.pxi":116
+  /* "cdec/sa/precomputation.pxi":116
  *     def __cinit__(self, int alphabet_size):
  *         self.V = alphabet_size
  *         self.root = <_Trie_Node**> malloc(self.V * sizeof(_Trie_Node*))             # <<<<<<<<<<<<<<
@@ -33019,7 +33543,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7TrieMap___cinit__(struct __pyx_obj_4cdec_2sa
  */
   __pyx_v_self->root = ((struct __pyx_t_4cdec_2sa_3_sa__Trie_Node **)malloc((__pyx_v_self->V * (sizeof(struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *)))));
 
-  /* "precomputation.pxi":117
+  /* "cdec/sa/precomputation.pxi":117
  *         self.V = alphabet_size
  *         self.root = <_Trie_Node**> malloc(self.V * sizeof(_Trie_Node*))
  *         memset(self.root, 0, self.V * sizeof(_Trie_Node*))             # <<<<<<<<<<<<<<
@@ -33028,7 +33552,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7TrieMap___cinit__(struct __pyx_obj_4cdec_2sa
  */
   memset(__pyx_v_self->root, 0, (__pyx_v_self->V * (sizeof(struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *))));
 
-  /* "precomputation.pxi":114
+  /* "cdec/sa/precomputation.pxi":114
  *     cdef int V
  * 
  *     def __cinit__(self, int alphabet_size):             # <<<<<<<<<<<<<<
@@ -33042,7 +33566,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7TrieMap___cinit__(struct __pyx_obj_4cdec_2sa
   return __pyx_r;
 }
 
-/* "precomputation.pxi":120
+/* "cdec/sa/precomputation.pxi":120
  * 
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -33072,7 +33596,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_7TrieMap_2__dealloc__(struct __pyx_obj_4cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "precomputation.pxi":122
+  /* "cdec/sa/precomputation.pxi":122
  *     def __dealloc__(self):
  *         cdef int i
  *         for i from 0 <= i < self.V:             # <<<<<<<<<<<<<<
@@ -33082,7 +33606,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_7TrieMap_2__dealloc__(struct __pyx_obj_4cdec
   __pyx_t_1 = __pyx_v_self->V;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "precomputation.pxi":123
+    /* "cdec/sa/precomputation.pxi":123
  *         cdef int i
  *         for i from 0 <= i < self.V:
  *             if self.root[i] != NULL:             # <<<<<<<<<<<<<<
@@ -33092,7 +33616,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_7TrieMap_2__dealloc__(struct __pyx_obj_4cdec
     __pyx_t_2 = (((__pyx_v_self->root[__pyx_v_i]) != NULL) != 0);
     if (__pyx_t_2) {
 
-      /* "precomputation.pxi":124
+      /* "cdec/sa/precomputation.pxi":124
  *         for i from 0 <= i < self.V:
  *             if self.root[i] != NULL:
  *                 free_trie_node(self.root[i])             # <<<<<<<<<<<<<<
@@ -33107,7 +33631,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_7TrieMap_2__dealloc__(struct __pyx_obj_4cdec
     __pyx_L5:;
   }
 
-  /* "precomputation.pxi":125
+  /* "cdec/sa/precomputation.pxi":125
  *             if self.root[i] != NULL:
  *                 free_trie_node(self.root[i])
  *         free(self.root)             # <<<<<<<<<<<<<<
@@ -33116,7 +33640,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_7TrieMap_2__dealloc__(struct __pyx_obj_4cdec
  */
   free(__pyx_v_self->root);
 
-  /* "precomputation.pxi":120
+  /* "cdec/sa/precomputation.pxi":120
  * 
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -33133,7 +33657,7 @@ static void __pyx_pf_4cdec_2sa_3_sa_7TrieMap_2__dealloc__(struct __pyx_obj_4cdec
   __Pyx_RefNannyFinishContext();
 }
 
-/* "precomputation.pxi":128
+/* "cdec/sa/precomputation.pxi":128
  * 
  * 
  *     def insert(self, pattern):             # <<<<<<<<<<<<<<
@@ -33169,7 +33693,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_4insert(struct __pyx_obj_4cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("insert", 0);
 
-  /* "precomputation.pxi":131
+  /* "cdec/sa/precomputation.pxi":131
  *         cdef int* p
  *         cdef int i, l
  *         l = len(pattern)             # <<<<<<<<<<<<<<
@@ -33179,7 +33703,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_4insert(struct __pyx_obj_4cdec
   __pyx_t_1 = PyObject_Length(__pyx_v_pattern); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 131; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_l = __pyx_t_1;
 
-  /* "precomputation.pxi":132
+  /* "cdec/sa/precomputation.pxi":132
  *         cdef int i, l
  *         l = len(pattern)
  *         p = <int*> malloc(l*sizeof(int))             # <<<<<<<<<<<<<<
@@ -33188,7 +33712,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_4insert(struct __pyx_obj_4cdec
  */
   __pyx_v_p = ((int *)malloc((__pyx_v_l * (sizeof(int)))));
 
-  /* "precomputation.pxi":133
+  /* "cdec/sa/precomputation.pxi":133
  *         l = len(pattern)
  *         p = <int*> malloc(l*sizeof(int))
  *         for i from 0 <= i < l:             # <<<<<<<<<<<<<<
@@ -33198,7 +33722,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_4insert(struct __pyx_obj_4cdec
   __pyx_t_2 = __pyx_v_l;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-    /* "precomputation.pxi":134
+    /* "cdec/sa/precomputation.pxi":134
  *         p = <int*> malloc(l*sizeof(int))
  *         for i from 0 <= i < l:
  *             p[i] = pattern[i]             # <<<<<<<<<<<<<<
@@ -33212,7 +33736,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_4insert(struct __pyx_obj_4cdec
     (__pyx_v_p[__pyx_v_i]) = __pyx_t_4;
   }
 
-  /* "precomputation.pxi":135
+  /* "cdec/sa/precomputation.pxi":135
  *         for i from 0 <= i < l:
  *             p[i] = pattern[i]
  *         self._insert(p,l)             # <<<<<<<<<<<<<<
@@ -33221,7 +33745,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_4insert(struct __pyx_obj_4cdec
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_TrieMap *)__pyx_v_self->__pyx_vtab)->_insert(__pyx_v_self, __pyx_v_p, __pyx_v_l);
 
-  /* "precomputation.pxi":136
+  /* "cdec/sa/precomputation.pxi":136
  *             p[i] = pattern[i]
  *         self._insert(p,l)
  *         free(p)             # <<<<<<<<<<<<<<
@@ -33230,7 +33754,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_4insert(struct __pyx_obj_4cdec
  */
   free(__pyx_v_p);
 
-  /* "precomputation.pxi":128
+  /* "cdec/sa/precomputation.pxi":128
  * 
  * 
  *     def insert(self, pattern):             # <<<<<<<<<<<<<<
@@ -33251,7 +33775,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_4insert(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "precomputation.pxi":139
+/* "cdec/sa/precomputation.pxi":139
  * 
  * 
  *     cdef _Trie_Node* _insert(self, int* pattern, int pattern_len):             # <<<<<<<<<<<<<<
@@ -33268,7 +33792,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
   int __pyx_t_2;
   __Pyx_RefNannySetupContext("_insert", 0);
 
-  /* "precomputation.pxi":142
+  /* "cdec/sa/precomputation.pxi":142
  *         cdef int i
  *         cdef _Trie_Node* node
  *         if self.root[pattern[0]] == NULL:             # <<<<<<<<<<<<<<
@@ -33278,7 +33802,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
   __pyx_t_1 = (((__pyx_v_self->root[(__pyx_v_pattern[0])]) == NULL) != 0);
   if (__pyx_t_1) {
 
-    /* "precomputation.pxi":143
+    /* "cdec/sa/precomputation.pxi":143
  *         cdef _Trie_Node* node
  *         if self.root[pattern[0]] == NULL:
  *             self.root[pattern[0]] = new_trie_node()             # <<<<<<<<<<<<<<
@@ -33290,7 +33814,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
   }
   __pyx_L3:;
 
-  /* "precomputation.pxi":144
+  /* "cdec/sa/precomputation.pxi":144
  *         if self.root[pattern[0]] == NULL:
  *             self.root[pattern[0]] = new_trie_node()
  *         node = self.root[pattern[0]]             # <<<<<<<<<<<<<<
@@ -33299,7 +33823,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
  */
   __pyx_v_node = (__pyx_v_self->root[(__pyx_v_pattern[0])]);
 
-  /* "precomputation.pxi":145
+  /* "cdec/sa/precomputation.pxi":145
  *             self.root[pattern[0]] = new_trie_node()
  *         node = self.root[pattern[0]]
  *         for i from 1 <= i < pattern_len:             # <<<<<<<<<<<<<<
@@ -33309,7 +33833,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
   __pyx_t_2 = __pyx_v_pattern_len;
   for (__pyx_v_i = 1; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-    /* "precomputation.pxi":146
+    /* "cdec/sa/precomputation.pxi":146
  *         node = self.root[pattern[0]]
  *         for i from 1 <= i < pattern_len:
  *             node = trie_insert(node, pattern[i])             # <<<<<<<<<<<<<<
@@ -33319,7 +33843,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
     __pyx_v_node = __pyx_f_4cdec_2sa_3_sa_trie_insert(__pyx_v_node, (__pyx_v_pattern[__pyx_v_i]));
   }
 
-  /* "precomputation.pxi":147
+  /* "cdec/sa/precomputation.pxi":147
  *         for i from 1 <= i < pattern_len:
  *             node = trie_insert(node, pattern[i])
  *         return node             # <<<<<<<<<<<<<<
@@ -33329,7 +33853,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
   __pyx_r = __pyx_v_node;
   goto __pyx_L0;
 
-  /* "precomputation.pxi":139
+  /* "cdec/sa/precomputation.pxi":139
  * 
  * 
  *     cdef _Trie_Node* _insert(self, int* pattern, int pattern_len):             # <<<<<<<<<<<<<<
@@ -33343,7 +33867,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
   return __pyx_r;
 }
 
-/* "precomputation.pxi":149
+/* "cdec/sa/precomputation.pxi":149
  *         return node
  * 
  *     def contains(self, pattern):             # <<<<<<<<<<<<<<
@@ -33381,7 +33905,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("contains", 0);
 
-  /* "precomputation.pxi":153
+  /* "cdec/sa/precomputation.pxi":153
  *         cdef int i, l
  *         cdef _Trie_Node* node
  *         l = len(pattern)             # <<<<<<<<<<<<<<
@@ -33391,7 +33915,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
   __pyx_t_1 = PyObject_Length(__pyx_v_pattern); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 153; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_l = __pyx_t_1;
 
-  /* "precomputation.pxi":154
+  /* "cdec/sa/precomputation.pxi":154
  *         cdef _Trie_Node* node
  *         l = len(pattern)
  *         p = <int*> malloc(l*sizeof(int))             # <<<<<<<<<<<<<<
@@ -33400,7 +33924,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
  */
   __pyx_v_p = ((int *)malloc((__pyx_v_l * (sizeof(int)))));
 
-  /* "precomputation.pxi":155
+  /* "cdec/sa/precomputation.pxi":155
  *         l = len(pattern)
  *         p = <int*> malloc(l*sizeof(int))
  *         for i from 0 <= i < l:             # <<<<<<<<<<<<<<
@@ -33410,7 +33934,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
   __pyx_t_2 = __pyx_v_l;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-    /* "precomputation.pxi":156
+    /* "cdec/sa/precomputation.pxi":156
  *         p = <int*> malloc(l*sizeof(int))
  *         for i from 0 <= i < l:
  *             p[i] = pattern[i]             # <<<<<<<<<<<<<<
@@ -33424,7 +33948,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
     (__pyx_v_p[__pyx_v_i]) = __pyx_t_4;
   }
 
-  /* "precomputation.pxi":157
+  /* "cdec/sa/precomputation.pxi":157
  *         for i from 0 <= i < l:
  *             p[i] = pattern[i]
  *         node = self._contains(p,l)             # <<<<<<<<<<<<<<
@@ -33433,7 +33957,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
  */
   __pyx_v_node = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_TrieMap *)__pyx_v_self->__pyx_vtab)->_contains(__pyx_v_self, __pyx_v_p, __pyx_v_l);
 
-  /* "precomputation.pxi":158
+  /* "cdec/sa/precomputation.pxi":158
  *             p[i] = pattern[i]
  *         node = self._contains(p,l)
  *         free(p)             # <<<<<<<<<<<<<<
@@ -33442,7 +33966,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
  */
   free(__pyx_v_p);
 
-  /* "precomputation.pxi":159
+  /* "cdec/sa/precomputation.pxi":159
  *         node = self._contains(p,l)
  *         free(p)
  *         if node == NULL:             # <<<<<<<<<<<<<<
@@ -33452,7 +33976,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
   __pyx_t_5 = ((__pyx_v_node == NULL) != 0);
   if (__pyx_t_5) {
 
-    /* "precomputation.pxi":160
+    /* "cdec/sa/precomputation.pxi":160
  *         free(p)
  *         if node == NULL:
  *             return False             # <<<<<<<<<<<<<<
@@ -33466,7 +33990,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
   }
   /*else*/ {
 
-    /* "precomputation.pxi":162
+    /* "cdec/sa/precomputation.pxi":162
  *             return False
  *         else:
  *             return True             # <<<<<<<<<<<<<<
@@ -33479,7 +34003,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
     goto __pyx_L0;
   }
 
-  /* "precomputation.pxi":149
+  /* "cdec/sa/precomputation.pxi":149
  *         return node
  * 
  *     def contains(self, pattern):             # <<<<<<<<<<<<<<
@@ -33498,7 +34022,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_6contains(struct __pyx_obj_4cd
   return __pyx_r;
 }
 
-/* "precomputation.pxi":164
+/* "cdec/sa/precomputation.pxi":164
  *             return True
  * 
  *     cdef _Trie_Node* _contains(self, int* pattern, int pattern_len):             # <<<<<<<<<<<<<<
@@ -33515,7 +34039,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
   int __pyx_t_2;
   __Pyx_RefNannySetupContext("_contains", 0);
 
-  /* "precomputation.pxi":167
+  /* "cdec/sa/precomputation.pxi":167
  *         cdef int i
  *         cdef _Trie_Node* node
  *         node = self.root[pattern[0]]             # <<<<<<<<<<<<<<
@@ -33524,7 +34048,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
  */
   __pyx_v_node = (__pyx_v_self->root[(__pyx_v_pattern[0])]);
 
-  /* "precomputation.pxi":168
+  /* "cdec/sa/precomputation.pxi":168
  *         cdef _Trie_Node* node
  *         node = self.root[pattern[0]]
  *         i = 1             # <<<<<<<<<<<<<<
@@ -33533,7 +34057,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
  */
   __pyx_v_i = 1;
 
-  /* "precomputation.pxi":169
+  /* "cdec/sa/precomputation.pxi":169
  *         node = self.root[pattern[0]]
  *         i = 1
  *         while node != NULL and i < pattern_len:             # <<<<<<<<<<<<<<
@@ -33554,7 +34078,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
     __pyx_L5_bool_binop_done:;
     if (!__pyx_t_1) break;
 
-    /* "precomputation.pxi":170
+    /* "cdec/sa/precomputation.pxi":170
  *         i = 1
  *         while node != NULL and i < pattern_len:
  *             node = trie_find(node, pattern[i])             # <<<<<<<<<<<<<<
@@ -33563,7 +34087,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
  */
     __pyx_v_node = __pyx_f_4cdec_2sa_3_sa_trie_find(__pyx_v_node, (__pyx_v_pattern[__pyx_v_i]));
 
-    /* "precomputation.pxi":171
+    /* "cdec/sa/precomputation.pxi":171
  *         while node != NULL and i < pattern_len:
  *             node = trie_find(node, pattern[i])
  *             i = i+1             # <<<<<<<<<<<<<<
@@ -33573,7 +34097,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
     __pyx_v_i = (__pyx_v_i + 1);
   }
 
-  /* "precomputation.pxi":172
+  /* "cdec/sa/precomputation.pxi":172
  *             node = trie_find(node, pattern[i])
  *             i = i+1
  *         return node             # <<<<<<<<<<<<<<
@@ -33583,7 +34107,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
   __pyx_r = __pyx_v_node;
   goto __pyx_L0;
 
-  /* "precomputation.pxi":164
+  /* "cdec/sa/precomputation.pxi":164
  *             return True
  * 
  *     cdef _Trie_Node* _contains(self, int* pattern, int pattern_len):             # <<<<<<<<<<<<<<
@@ -33597,7 +34121,7 @@ static struct __pyx_t_4cdec_2sa_3_sa__Trie_Node *__pyx_f_4cdec_2sa_3_sa_7TrieMap
   return __pyx_r;
 }
 
-/* "precomputation.pxi":174
+/* "cdec/sa/precomputation.pxi":174
  *         return node
  * 
  *     def toMap(self, flag):             # <<<<<<<<<<<<<<
@@ -33633,7 +34157,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_8toMap(struct __pyx_obj_4cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("toMap", 0);
 
-  /* "precomputation.pxi":177
+  /* "cdec/sa/precomputation.pxi":177
  *         cdef int i, include_zeros
  * 
  *         if flag:             # <<<<<<<<<<<<<<
@@ -33643,7 +34167,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_8toMap(struct __pyx_obj_4cdec_
   __pyx_t_1 = __Pyx_PyObject_IsTrue(__pyx_v_flag); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 177; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_1) {
 
-    /* "precomputation.pxi":178
+    /* "cdec/sa/precomputation.pxi":178
  * 
  *         if flag:
  *             include_zeros=1             # <<<<<<<<<<<<<<
@@ -33655,7 +34179,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_8toMap(struct __pyx_obj_4cdec_
   }
   /*else*/ {
 
-    /* "precomputation.pxi":180
+    /* "cdec/sa/precomputation.pxi":180
  *             include_zeros=1
  *         else:
  *             include_zeros=0             # <<<<<<<<<<<<<<
@@ -33666,7 +34190,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_8toMap(struct __pyx_obj_4cdec_
   }
   __pyx_L3:;
 
-  /* "precomputation.pxi":181
+  /* "cdec/sa/precomputation.pxi":181
  *         else:
  *             include_zeros=0
  *         result = {}             # <<<<<<<<<<<<<<
@@ -33678,7 +34202,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_8toMap(struct __pyx_obj_4cdec_
   __pyx_v_result = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "precomputation.pxi":182
+  /* "cdec/sa/precomputation.pxi":182
  *             include_zeros=0
  *         result = {}
  *         for i from 0 <= i < self.V:             # <<<<<<<<<<<<<<
@@ -33688,7 +34212,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_8toMap(struct __pyx_obj_4cdec_
   __pyx_t_3 = __pyx_v_self->V;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-    /* "precomputation.pxi":183
+    /* "cdec/sa/precomputation.pxi":183
  *         result = {}
  *         for i from 0 <= i < self.V:
  *             if self.root[i] != NULL:             # <<<<<<<<<<<<<<
@@ -33698,7 +34222,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_8toMap(struct __pyx_obj_4cdec_
     __pyx_t_1 = (((__pyx_v_self->root[__pyx_v_i]) != NULL) != 0);
     if (__pyx_t_1) {
 
-      /* "precomputation.pxi":184
+      /* "cdec/sa/precomputation.pxi":184
  *         for i from 0 <= i < self.V:
  *             if self.root[i] != NULL:
  *                 trie_node_to_map(self.root[i], result, (i,), include_zeros)             # <<<<<<<<<<<<<<
@@ -33721,7 +34245,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_8toMap(struct __pyx_obj_4cdec_
     __pyx_L6:;
   }
 
-  /* "precomputation.pxi":185
+  /* "cdec/sa/precomputation.pxi":185
  *             if self.root[i] != NULL:
  *                 trie_node_to_map(self.root[i], result, (i,), include_zeros)
  *         return result             # <<<<<<<<<<<<<<
@@ -33733,7 +34257,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_8toMap(struct __pyx_obj_4cdec_
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
 
-  /* "precomputation.pxi":174
+  /* "cdec/sa/precomputation.pxi":174
  *         return node
  * 
  *     def toMap(self, flag):             # <<<<<<<<<<<<<<
@@ -33754,7 +34278,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7TrieMap_8toMap(struct __pyx_obj_4cdec_
   return __pyx_r;
 }
 
-/* "precomputation.pxi":200
+/* "cdec/sa/precomputation.pxi":200
  *     cdef write_map(self, m, FILE* f)
  * 
  *     def __cinit__(self, fsarray=None, from_stats=None, from_binary=None,             # <<<<<<<<<<<<<<
@@ -33914,7 +34438,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "precomputation.pxi":204
+  /* "cdec/sa/precomputation.pxi":204
  *             max_length=5, max_nonterminals=2,
  *             train_max_initial_size=10, train_min_gap_size=2):
  *         self.precompute_rank = precompute_rank             # <<<<<<<<<<<<<<
@@ -33924,7 +34448,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   __pyx_t_1 = __Pyx_PyInt_As_int(__pyx_v_precompute_rank); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 204; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_self->precompute_rank = __pyx_t_1;
 
-  /* "precomputation.pxi":205
+  /* "cdec/sa/precomputation.pxi":205
  *             train_max_initial_size=10, train_min_gap_size=2):
  *         self.precompute_rank = precompute_rank
  *         self.precompute_secondary_rank = precompute_secondary_rank             # <<<<<<<<<<<<<<
@@ -33934,7 +34458,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   __pyx_t_1 = __Pyx_PyInt_As_int(__pyx_v_precompute_secondary_rank); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 205; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_self->precompute_secondary_rank = __pyx_t_1;
 
-  /* "precomputation.pxi":206
+  /* "cdec/sa/precomputation.pxi":206
  *         self.precompute_rank = precompute_rank
  *         self.precompute_secondary_rank = precompute_secondary_rank
  *         self.max_length = max_length             # <<<<<<<<<<<<<<
@@ -33944,7 +34468,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   __pyx_t_1 = __Pyx_PyInt_As_int(__pyx_v_max_length); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 206; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_self->max_length = __pyx_t_1;
 
-  /* "precomputation.pxi":207
+  /* "cdec/sa/precomputation.pxi":207
  *         self.precompute_secondary_rank = precompute_secondary_rank
  *         self.max_length = max_length
  *         self.max_nonterminals = max_nonterminals             # <<<<<<<<<<<<<<
@@ -33954,7 +34478,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   __pyx_t_1 = __Pyx_PyInt_As_int(__pyx_v_max_nonterminals); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 207; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_self->max_nonterminals = __pyx_t_1;
 
-  /* "precomputation.pxi":208
+  /* "cdec/sa/precomputation.pxi":208
  *         self.max_length = max_length
  *         self.max_nonterminals = max_nonterminals
  *         self.train_max_initial_size = train_max_initial_size             # <<<<<<<<<<<<<<
@@ -33964,7 +34488,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   __pyx_t_1 = __Pyx_PyInt_As_int(__pyx_v_train_max_initial_size); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 208; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_self->train_max_initial_size = __pyx_t_1;
 
-  /* "precomputation.pxi":209
+  /* "cdec/sa/precomputation.pxi":209
  *         self.max_nonterminals = max_nonterminals
  *         self.train_max_initial_size = train_max_initial_size
  *         self.train_min_gap_size = train_min_gap_size             # <<<<<<<<<<<<<<
@@ -33974,7 +34498,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   __pyx_t_1 = __Pyx_PyInt_As_int(__pyx_v_train_min_gap_size); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_self->train_min_gap_size = __pyx_t_1;
 
-  /* "precomputation.pxi":210
+  /* "cdec/sa/precomputation.pxi":210
  *         self.train_max_initial_size = train_max_initial_size
  *         self.train_min_gap_size = train_min_gap_size
  *         if from_binary:             # <<<<<<<<<<<<<<
@@ -33984,7 +34508,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_from_binary); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "precomputation.pxi":211
+    /* "cdec/sa/precomputation.pxi":211
  *         self.train_min_gap_size = train_min_gap_size
  *         if from_binary:
  *             self.read_binary(from_binary)             # <<<<<<<<<<<<<<
@@ -34022,7 +34546,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
     goto __pyx_L3;
   }
 
-  /* "precomputation.pxi":212
+  /* "cdec/sa/precomputation.pxi":212
  *         if from_binary:
  *             self.read_binary(from_binary)
  *         elif from_stats:             # <<<<<<<<<<<<<<
@@ -34032,7 +34556,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_from_stats); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 212; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "precomputation.pxi":213
+    /* "cdec/sa/precomputation.pxi":213
  *             self.read_binary(from_binary)
  *         elif from_stats:
  *             self.precompute(from_stats, fsarray)             # <<<<<<<<<<<<<<
@@ -34073,7 +34597,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   }
   __pyx_L3:;
 
-  /* "precomputation.pxi":200
+  /* "cdec/sa/precomputation.pxi":200
  *     cdef write_map(self, m, FILE* f)
  * 
  *     def __cinit__(self, fsarray=None, from_stats=None, from_binary=None,             # <<<<<<<<<<<<<<
@@ -34096,7 +34620,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14Precomputation___cinit__(struct __pyx_obj_4
   return __pyx_r;
 }
 
-/* "precomputation.pxi":216
+/* "cdec/sa/precomputation.pxi":216
  * 
  * 
  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -34140,7 +34664,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("read_binary", 0);
 
-  /* "precomputation.pxi":218
+  /* "cdec/sa/precomputation.pxi":218
  *     def read_binary(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "r")             # <<<<<<<<<<<<<<
@@ -34149,7 +34673,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_r);
 
-  /* "precomputation.pxi":219
+  /* "cdec/sa/precomputation.pxi":219
  *         cdef FILE* f
  *         f = fopen(filename, "r")
  *         fread(&(self.precompute_rank), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34158,7 +34682,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
  */
   fread((&__pyx_v_self->precompute_rank), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":220
+  /* "cdec/sa/precomputation.pxi":220
  *         f = fopen(filename, "r")
  *         fread(&(self.precompute_rank), sizeof(int), 1, f)
  *         fread(&(self.precompute_secondary_rank), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34167,7 +34691,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
  */
   fread((&__pyx_v_self->precompute_secondary_rank), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":221
+  /* "cdec/sa/precomputation.pxi":221
  *         fread(&(self.precompute_rank), sizeof(int), 1, f)
  *         fread(&(self.precompute_secondary_rank), sizeof(int), 1, f)
  *         fread(&(self.max_length), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34176,7 +34700,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
  */
   fread((&__pyx_v_self->max_length), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":222
+  /* "cdec/sa/precomputation.pxi":222
  *         fread(&(self.precompute_secondary_rank), sizeof(int), 1, f)
  *         fread(&(self.max_length), sizeof(int), 1, f)
  *         fread(&(self.max_nonterminals), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34185,7 +34709,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
  */
   fread((&__pyx_v_self->max_nonterminals), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":223
+  /* "cdec/sa/precomputation.pxi":223
  *         fread(&(self.max_length), sizeof(int), 1, f)
  *         fread(&(self.max_nonterminals), sizeof(int), 1, f)
  *         fread(&(self.train_max_initial_size), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34194,7 +34718,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
  */
   fread((&__pyx_v_self->train_max_initial_size), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":224
+  /* "cdec/sa/precomputation.pxi":224
  *         fread(&(self.max_nonterminals), sizeof(int), 1, f)
  *         fread(&(self.train_max_initial_size), sizeof(int), 1, f)
  *         fread(&(self.train_min_gap_size), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34203,7 +34727,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
  */
   fread((&__pyx_v_self->train_min_gap_size), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":225
+  /* "cdec/sa/precomputation.pxi":225
  *         fread(&(self.train_max_initial_size), sizeof(int), 1, f)
  *         fread(&(self.train_min_gap_size), sizeof(int), 1, f)
  *         self.precomputed_index = self.read_map(f)             # <<<<<<<<<<<<<<
@@ -34218,7 +34742,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
   __pyx_v_self->precomputed_index = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":226
+  /* "cdec/sa/precomputation.pxi":226
  *         fread(&(self.train_min_gap_size), sizeof(int), 1, f)
  *         self.precomputed_index = self.read_map(f)
  *         self.precomputed_collocations = self.read_map(f)             # <<<<<<<<<<<<<<
@@ -34233,7 +34757,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
   __pyx_v_self->precomputed_collocations = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":227
+  /* "cdec/sa/precomputation.pxi":227
  *         self.precomputed_index = self.read_map(f)
  *         self.precomputed_collocations = self.read_map(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -34242,7 +34766,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
  */
   fclose(__pyx_v_f);
 
-  /* "precomputation.pxi":216
+  /* "cdec/sa/precomputation.pxi":216
  * 
  * 
  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -34263,7 +34787,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_2read_binary(struct __
   return __pyx_r;
 }
 
-/* "precomputation.pxi":230
+/* "cdec/sa/precomputation.pxi":230
  * 
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -34308,7 +34832,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_binary", 0);
 
-  /* "precomputation.pxi":232
+  /* "cdec/sa/precomputation.pxi":232
  *     def write_binary(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "w")             # <<<<<<<<<<<<<<
@@ -34317,7 +34841,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_w);
 
-  /* "precomputation.pxi":233
+  /* "cdec/sa/precomputation.pxi":233
  *         cdef FILE* f
  *         f = fopen(filename, "w")
  *         fwrite(&(self.precompute_rank), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34326,7 +34850,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
  */
   fwrite((&__pyx_v_self->precompute_rank), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":234
+  /* "cdec/sa/precomputation.pxi":234
  *         f = fopen(filename, "w")
  *         fwrite(&(self.precompute_rank), sizeof(int), 1, f)
  *         fwrite(&(self.precompute_secondary_rank), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34335,7 +34859,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
  */
   fwrite((&__pyx_v_self->precompute_secondary_rank), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":235
+  /* "cdec/sa/precomputation.pxi":235
  *         fwrite(&(self.precompute_rank), sizeof(int), 1, f)
  *         fwrite(&(self.precompute_secondary_rank), sizeof(int), 1, f)
  *         fwrite(&(self.max_length), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34344,7 +34868,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
  */
   fwrite((&__pyx_v_self->max_length), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":236
+  /* "cdec/sa/precomputation.pxi":236
  *         fwrite(&(self.precompute_secondary_rank), sizeof(int), 1, f)
  *         fwrite(&(self.max_length), sizeof(int), 1, f)
  *         fwrite(&(self.max_nonterminals), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34353,7 +34877,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
  */
   fwrite((&__pyx_v_self->max_nonterminals), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":237
+  /* "cdec/sa/precomputation.pxi":237
  *         fwrite(&(self.max_length), sizeof(int), 1, f)
  *         fwrite(&(self.max_nonterminals), sizeof(int), 1, f)
  *         fwrite(&(self.train_max_initial_size), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34362,7 +34886,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
  */
   fwrite((&__pyx_v_self->train_max_initial_size), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":238
+  /* "cdec/sa/precomputation.pxi":238
  *         fwrite(&(self.max_nonterminals), sizeof(int), 1, f)
  *         fwrite(&(self.train_max_initial_size), sizeof(int), 1, f)
  *         fwrite(&(self.train_min_gap_size), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34371,7 +34895,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
  */
   fwrite((&__pyx_v_self->train_min_gap_size), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":239
+  /* "cdec/sa/precomputation.pxi":239
  *         fwrite(&(self.train_max_initial_size), sizeof(int), 1, f)
  *         fwrite(&(self.train_min_gap_size), sizeof(int), 1, f)
  *         self.write_map(self.precomputed_index, f)             # <<<<<<<<<<<<<<
@@ -34385,7 +34909,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "precomputation.pxi":240
+  /* "cdec/sa/precomputation.pxi":240
  *         fwrite(&(self.train_min_gap_size), sizeof(int), 1, f)
  *         self.write_map(self.precomputed_index, f)
  *         self.write_map(self.precomputed_collocations, f)             # <<<<<<<<<<<<<<
@@ -34399,7 +34923,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":241
+  /* "cdec/sa/precomputation.pxi":241
  *         self.write_map(self.precomputed_index, f)
  *         self.write_map(self.precomputed_collocations, f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -34408,7 +34932,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
  */
   fclose(__pyx_v_f);
 
-  /* "precomputation.pxi":230
+  /* "cdec/sa/precomputation.pxi":230
  * 
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -34430,7 +34954,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_4write_binary(struct _
   return __pyx_r;
 }
 
-/* "precomputation.pxi":244
+/* "cdec/sa/precomputation.pxi":244
  * 
  * 
  *     cdef write_map(self, m, FILE* f):             # <<<<<<<<<<<<<<
@@ -34461,7 +34985,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_map", 0);
 
-  /* "precomputation.pxi":248
+  /* "cdec/sa/precomputation.pxi":248
  *         cdef IntList arr
  * 
  *         N = len(m)             # <<<<<<<<<<<<<<
@@ -34471,7 +34995,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
   __pyx_t_1 = PyObject_Length(__pyx_v_m); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 248; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_N = __pyx_t_1;
 
-  /* "precomputation.pxi":249
+  /* "cdec/sa/precomputation.pxi":249
  * 
  *         N = len(m)
  *         fwrite(&(N), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34480,7 +35004,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
  */
   fwrite((&__pyx_v_N), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":250
+  /* "cdec/sa/precomputation.pxi":250
  *         N = len(m)
  *         fwrite(&(N), sizeof(int), 1, f)
  *         for pattern, val in m.iteritems():             # <<<<<<<<<<<<<<
@@ -34508,7 +35032,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
     __Pyx_XDECREF_SET(__pyx_v_val, __pyx_t_6);
     __pyx_t_6 = 0;
 
-    /* "precomputation.pxi":251
+    /* "cdec/sa/precomputation.pxi":251
  *         fwrite(&(N), sizeof(int), 1, f)
  *         for pattern, val in m.iteritems():
  *             N = len(pattern)             # <<<<<<<<<<<<<<
@@ -34518,7 +35042,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
     __pyx_t_8 = PyObject_Length(__pyx_v_pattern); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 251; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __pyx_v_N = __pyx_t_8;
 
-    /* "precomputation.pxi":252
+    /* "cdec/sa/precomputation.pxi":252
  *         for pattern, val in m.iteritems():
  *             N = len(pattern)
  *             fwrite(&(N), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34527,7 +35051,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
  */
     fwrite((&__pyx_v_N), (sizeof(int)), 1, __pyx_v_f);
 
-    /* "precomputation.pxi":253
+    /* "cdec/sa/precomputation.pxi":253
  *             N = len(pattern)
  *             fwrite(&(N), sizeof(int), 1, f)
  *             for word_id in pattern:             # <<<<<<<<<<<<<<
@@ -34574,7 +35098,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
       __Pyx_XDECREF_SET(__pyx_v_word_id, __pyx_t_5);
       __pyx_t_5 = 0;
 
-      /* "precomputation.pxi":254
+      /* "cdec/sa/precomputation.pxi":254
  *             fwrite(&(N), sizeof(int), 1, f)
  *             for word_id in pattern:
  *                 i = word_id             # <<<<<<<<<<<<<<
@@ -34584,7 +35108,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
       __pyx_t_7 = __Pyx_PyInt_As_int(__pyx_v_word_id); if (unlikely((__pyx_t_7 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 254; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __pyx_v_i = __pyx_t_7;
 
-      /* "precomputation.pxi":255
+      /* "cdec/sa/precomputation.pxi":255
  *             for word_id in pattern:
  *                 i = word_id
  *                 fwrite(&(i), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34593,7 +35117,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
  */
       fwrite((&__pyx_v_i), (sizeof(int)), 1, __pyx_v_f);
 
-      /* "precomputation.pxi":253
+      /* "cdec/sa/precomputation.pxi":253
  *             N = len(pattern)
  *             fwrite(&(N), sizeof(int), 1, f)
  *             for word_id in pattern:             # <<<<<<<<<<<<<<
@@ -34603,7 +35127,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
     }
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
 
-    /* "precomputation.pxi":256
+    /* "cdec/sa/precomputation.pxi":256
  *                 i = word_id
  *                 fwrite(&(i), sizeof(int), 1, f)
  *             arr = val             # <<<<<<<<<<<<<<
@@ -34616,7 +35140,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
     __Pyx_XDECREF_SET(__pyx_v_arr, ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_6));
     __pyx_t_6 = 0;
 
-    /* "precomputation.pxi":257
+    /* "cdec/sa/precomputation.pxi":257
  *                 fwrite(&(i), sizeof(int), 1, f)
  *             arr = val
  *             arr.write_handle(f)             # <<<<<<<<<<<<<<
@@ -34627,7 +35151,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
   }
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "precomputation.pxi":244
+  /* "cdec/sa/precomputation.pxi":244
  * 
  * 
  *     cdef write_map(self, m, FILE* f):             # <<<<<<<<<<<<<<
@@ -34654,7 +35178,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_write_map(CYTHON_UNUSED
   return __pyx_r;
 }
 
-/* "precomputation.pxi":260
+/* "cdec/sa/precomputation.pxi":260
  * 
  * 
  *     cdef read_map(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -34682,7 +35206,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("read_map", 0);
 
-  /* "precomputation.pxi":264
+  /* "cdec/sa/precomputation.pxi":264
  *         cdef IntList arr
  * 
  *         m = {}             # <<<<<<<<<<<<<<
@@ -34694,7 +35218,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
   __pyx_v_m = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":265
+  /* "cdec/sa/precomputation.pxi":265
  * 
  *         m = {}
  *         fread(&(N), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34703,7 +35227,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
  */
   fread((&__pyx_v_N), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "precomputation.pxi":266
+  /* "cdec/sa/precomputation.pxi":266
  *         m = {}
  *         fread(&(N), sizeof(int), 1, f)
  *         for j from 0 <= j < N:             # <<<<<<<<<<<<<<
@@ -34713,7 +35237,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
   __pyx_t_2 = __pyx_v_N;
   for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_2; __pyx_v_j++) {
 
-    /* "precomputation.pxi":267
+    /* "cdec/sa/precomputation.pxi":267
  *         fread(&(N), sizeof(int), 1, f)
  *         for j from 0 <= j < N:
  *             fread(&(i), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34722,7 +35246,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
  */
     fread((&__pyx_v_i), (sizeof(int)), 1, __pyx_v_f);
 
-    /* "precomputation.pxi":268
+    /* "cdec/sa/precomputation.pxi":268
  *         for j from 0 <= j < N:
  *             fread(&(i), sizeof(int), 1, f)
  *             key = ()             # <<<<<<<<<<<<<<
@@ -34732,7 +35256,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
     __Pyx_INCREF(__pyx_empty_tuple);
     __Pyx_XDECREF_SET(__pyx_v_key, __pyx_empty_tuple);
 
-    /* "precomputation.pxi":269
+    /* "cdec/sa/precomputation.pxi":269
  *             fread(&(i), sizeof(int), 1, f)
  *             key = ()
  *             for k from 0 <= k < i:             # <<<<<<<<<<<<<<
@@ -34742,7 +35266,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
     __pyx_t_3 = __pyx_v_i;
     for (__pyx_v_k = 0; __pyx_v_k < __pyx_t_3; __pyx_v_k++) {
 
-      /* "precomputation.pxi":270
+      /* "cdec/sa/precomputation.pxi":270
  *             key = ()
  *             for k from 0 <= k < i:
  *                 fread(&(word_id), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -34751,7 +35275,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
  */
       fread((&__pyx_v_word_id), (sizeof(int)), 1, __pyx_v_f);
 
-      /* "precomputation.pxi":271
+      /* "cdec/sa/precomputation.pxi":271
  *             for k from 0 <= k < i:
  *                 fread(&(word_id), sizeof(int), 1, f)
  *                 key = key + (word_id,)             # <<<<<<<<<<<<<<
@@ -34772,7 +35296,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
       __pyx_t_1 = 0;
     }
 
-    /* "precomputation.pxi":272
+    /* "cdec/sa/precomputation.pxi":272
  *                 fread(&(word_id), sizeof(int), 1, f)
  *                 key = key + (word_id,)
  *             arr = IntList()             # <<<<<<<<<<<<<<
@@ -34784,7 +35308,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
     __Pyx_XDECREF_SET(__pyx_v_arr, ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1));
     __pyx_t_1 = 0;
 
-    /* "precomputation.pxi":273
+    /* "cdec/sa/precomputation.pxi":273
  *                 key = key + (word_id,)
  *             arr = IntList()
  *             arr.read_handle(f)             # <<<<<<<<<<<<<<
@@ -34793,7 +35317,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
  */
     ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_arr->__pyx_vtab)->read_handle(__pyx_v_arr, __pyx_v_f);
 
-    /* "precomputation.pxi":274
+    /* "cdec/sa/precomputation.pxi":274
  *             arr = IntList()
  *             arr.read_handle(f)
  *             m[key] = arr             # <<<<<<<<<<<<<<
@@ -34803,7 +35327,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
     if (unlikely(PyDict_SetItem(__pyx_v_m, __pyx_v_key, ((PyObject *)__pyx_v_arr)) < 0)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 274; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "precomputation.pxi":275
+  /* "cdec/sa/precomputation.pxi":275
  *             arr.read_handle(f)
  *             m[key] = arr
  *         return m             # <<<<<<<<<<<<<<
@@ -34815,7 +35339,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
   __pyx_r = __pyx_v_m;
   goto __pyx_L0;
 
-  /* "precomputation.pxi":260
+  /* "cdec/sa/precomputation.pxi":260
  * 
  * 
  *     cdef read_map(self, FILE* f):             # <<<<<<<<<<<<<<
@@ -34838,7 +35362,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_14Precomputation_read_map(CYTHON_UNUSED
   return __pyx_r;
 }
 
-/* "precomputation.pxi":278
+/* "cdec/sa/precomputation.pxi":278
  * 
  * 
  *     def precompute(self, stats, SuffixArray sarray):             # <<<<<<<<<<<<<<
@@ -34988,7 +35512,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("precompute", 0);
 
-  /* "precomputation.pxi":280
+  /* "cdec/sa/precomputation.pxi":280
  *     def precompute(self, stats, SuffixArray sarray):
  *         cdef int i, l, N, max_pattern_len, i1, l1, i2, l2, i3, l3, ptr1, ptr2, ptr3, is_super, sent_count, max_rank
  *         cdef DataArray darray = sarray.darray             # <<<<<<<<<<<<<<
@@ -35000,7 +35524,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_darray = ((struct __pyx_obj_4cdec_2sa_3_sa_DataArray *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":285
+  /* "cdec/sa/precomputation.pxi":285
  *         cdef _Trie_Node* node
  * 
  *         data = darray.data             # <<<<<<<<<<<<<<
@@ -35012,7 +35536,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_data = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":287
+  /* "cdec/sa/precomputation.pxi":287
  *         data = darray.data
  * 
  *         frequent_patterns = TrieMap(len(darray.id2word))             # <<<<<<<<<<<<<<
@@ -35036,7 +35560,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_frequent_patterns = ((struct __pyx_obj_4cdec_2sa_3_sa_TrieMap *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":288
+  /* "cdec/sa/precomputation.pxi":288
  * 
  *         frequent_patterns = TrieMap(len(darray.id2word))
  *         super_frequent_patterns = TrieMap(len(darray.id2word))             # <<<<<<<<<<<<<<
@@ -35060,7 +35584,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_super_frequent_patterns = ((struct __pyx_obj_4cdec_2sa_3_sa_TrieMap *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":289
+  /* "cdec/sa/precomputation.pxi":289
  *         frequent_patterns = TrieMap(len(darray.id2word))
  *         super_frequent_patterns = TrieMap(len(darray.id2word))
  *         collocations = TrieMap(len(darray.id2word))             # <<<<<<<<<<<<<<
@@ -35084,7 +35608,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_collocations = ((struct __pyx_obj_4cdec_2sa_3_sa_TrieMap *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":291
+  /* "cdec/sa/precomputation.pxi":291
  *         collocations = TrieMap(len(darray.id2word))
  * 
  *         I_set = set()             # <<<<<<<<<<<<<<
@@ -35096,7 +35620,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_I_set = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":292
+  /* "cdec/sa/precomputation.pxi":292
  * 
  *         I_set = set()
  *         J_set = set()             # <<<<<<<<<<<<<<
@@ -35108,7 +35632,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_J_set = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":293
+  /* "cdec/sa/precomputation.pxi":293
  *         I_set = set()
  *         J_set = set()
  *         J2_set = set()             # <<<<<<<<<<<<<<
@@ -35120,7 +35644,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_J2_set = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":294
+  /* "cdec/sa/precomputation.pxi":294
  *         J_set = set()
  *         J2_set = set()
  *         IJ_set = set()             # <<<<<<<<<<<<<<
@@ -35132,7 +35656,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_IJ_set = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":295
+  /* "cdec/sa/precomputation.pxi":295
  *         J2_set = set()
  *         IJ_set = set()
  *         pattern_rank = {}             # <<<<<<<<<<<<<<
@@ -35144,7 +35668,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_pattern_rank = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":297
+  /* "cdec/sa/precomputation.pxi":297
  *         pattern_rank = {}
  * 
  *         logger.info("Precomputing frequent intersections")             # <<<<<<<<<<<<<<
@@ -35161,7 +35685,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":298
+  /* "cdec/sa/precomputation.pxi":298
  * 
  *         logger.info("Precomputing frequent intersections")
  *         cdef float start_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -35192,7 +35716,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_start_time = __pyx_t_5;
 
-  /* "precomputation.pxi":300
+  /* "cdec/sa/precomputation.pxi":300
  *         cdef float start_time = monitor_cpu()
  * 
  *         max_pattern_len = 0             # <<<<<<<<<<<<<<
@@ -35201,7 +35725,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
   __pyx_v_max_pattern_len = 0;
 
-  /* "precomputation.pxi":301
+  /* "cdec/sa/precomputation.pxi":301
  * 
  *         max_pattern_len = 0
  *         for rank, (_, _, phrase) in enumerate(stats):             # <<<<<<<<<<<<<<
@@ -35318,7 +35842,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __pyx_t_1 = __pyx_t_4;
     __pyx_t_4 = 0;
 
-    /* "precomputation.pxi":302
+    /* "cdec/sa/precomputation.pxi":302
  *         max_pattern_len = 0
  *         for rank, (_, _, phrase) in enumerate(stats):
  *             if rank >= self.precompute_rank:             # <<<<<<<<<<<<<<
@@ -35333,7 +35857,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
     if (__pyx_t_12) {
 
-      /* "precomputation.pxi":303
+      /* "cdec/sa/precomputation.pxi":303
  *         for rank, (_, _, phrase) in enumerate(stats):
  *             if rank >= self.precompute_rank:
  *                 break             # <<<<<<<<<<<<<<
@@ -35343,7 +35867,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       goto __pyx_L4_break;
     }
 
-    /* "precomputation.pxi":304
+    /* "cdec/sa/precomputation.pxi":304
  *             if rank >= self.precompute_rank:
  *                 break
  *             max_pattern_len = max(max_pattern_len, len(phrase))             # <<<<<<<<<<<<<<
@@ -35359,7 +35883,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     }
     __pyx_v_max_pattern_len = __pyx_t_15;
 
-    /* "precomputation.pxi":305
+    /* "cdec/sa/precomputation.pxi":305
  *                 break
  *             max_pattern_len = max(max_pattern_len, len(phrase))
  *             frequent_patterns.insert(phrase)             # <<<<<<<<<<<<<<
@@ -35395,7 +35919,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
 
-    /* "precomputation.pxi":306
+    /* "cdec/sa/precomputation.pxi":306
  *             max_pattern_len = max(max_pattern_len, len(phrase))
  *             frequent_patterns.insert(phrase)
  *             I_set.add(phrase)             # <<<<<<<<<<<<<<
@@ -35404,7 +35928,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
     __pyx_t_16 = PySet_Add(__pyx_v_I_set, __pyx_v_phrase); if (unlikely(__pyx_t_16 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 306; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "precomputation.pxi":307
+    /* "cdec/sa/precomputation.pxi":307
  *             frequent_patterns.insert(phrase)
  *             I_set.add(phrase)
  *             pattern_rank[phrase] = rank             # <<<<<<<<<<<<<<
@@ -35413,7 +35937,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
     if (unlikely(PyDict_SetItem(__pyx_v_pattern_rank, __pyx_v_phrase, __pyx_v_rank) < 0)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 307; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "precomputation.pxi":308
+    /* "cdec/sa/precomputation.pxi":308
  *             I_set.add(phrase)
  *             pattern_rank[phrase] = rank
  *             if rank < self.precompute_secondary_rank:             # <<<<<<<<<<<<<<
@@ -35428,7 +35952,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     if (__pyx_t_12) {
 
-      /* "precomputation.pxi":309
+      /* "cdec/sa/precomputation.pxi":309
  *             pattern_rank[phrase] = rank
  *             if rank < self.precompute_secondary_rank:
  *                 super_frequent_patterns.insert(phrase)             # <<<<<<<<<<<<<<
@@ -35464,7 +35988,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
       __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-      /* "precomputation.pxi":310
+      /* "cdec/sa/precomputation.pxi":310
  *             if rank < self.precompute_secondary_rank:
  *                 super_frequent_patterns.insert(phrase)
  *                 J_set.add(phrase)             # <<<<<<<<<<<<<<
@@ -35476,7 +36000,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     }
     __pyx_L8:;
 
-    /* "precomputation.pxi":301
+    /* "cdec/sa/precomputation.pxi":301
  * 
  *         max_pattern_len = 0
  *         for rank, (_, _, phrase) in enumerate(stats):             # <<<<<<<<<<<<<<
@@ -35488,7 +36012,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "precomputation.pxi":312
+  /* "cdec/sa/precomputation.pxi":312
  *                 J_set.add(phrase)
  * 
  *         queue = IntList(increment=1000)             # <<<<<<<<<<<<<<
@@ -35504,7 +36028,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_queue = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":314
+  /* "cdec/sa/precomputation.pxi":314
  *         queue = IntList(increment=1000)
  * 
  *         logger.info("    Computing inverted indexes...")             # <<<<<<<<<<<<<<
@@ -35521,7 +36045,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":315
+  /* "cdec/sa/precomputation.pxi":315
  * 
  *         logger.info("    Computing inverted indexes...")
  *         N = len(data)             # <<<<<<<<<<<<<<
@@ -35531,7 +36055,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_t_2 = PyObject_Length(((PyObject *)__pyx_v_data)); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 315; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_N = __pyx_t_2;
 
-  /* "precomputation.pxi":316
+  /* "cdec/sa/precomputation.pxi":316
  *         logger.info("    Computing inverted indexes...")
  *         N = len(data)
  *         for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -35541,7 +36065,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_t_14 = __pyx_v_N;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_14; __pyx_v_i++) {
 
-    /* "precomputation.pxi":317
+    /* "cdec/sa/precomputation.pxi":317
  *         N = len(data)
  *         for i from 0 <= i < N:
  *             sa_word_id = data.arr[i]             # <<<<<<<<<<<<<<
@@ -35550,7 +36074,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
     __pyx_v_sa_word_id = (__pyx_v_data->arr[__pyx_v_i]);
 
-    /* "precomputation.pxi":318
+    /* "cdec/sa/precomputation.pxi":318
  *         for i from 0 <= i < N:
  *             sa_word_id = data.arr[i]
  *             if sa_word_id == 1:             # <<<<<<<<<<<<<<
@@ -35560,7 +36084,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __pyx_t_12 = ((__pyx_v_sa_word_id == 1) != 0);
     if (__pyx_t_12) {
 
-      /* "precomputation.pxi":319
+      /* "cdec/sa/precomputation.pxi":319
  *             sa_word_id = data.arr[i]
  *             if sa_word_id == 1:
  *                 queue._append(-1)             # <<<<<<<<<<<<<<
@@ -35572,7 +36096,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     }
     /*else*/ {
 
-      /* "precomputation.pxi":321
+      /* "cdec/sa/precomputation.pxi":321
  *                 queue._append(-1)
  *             else:
  *                 for l from 1 <= l <= max_pattern_len:             # <<<<<<<<<<<<<<
@@ -35582,7 +36106,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __pyx_t_17 = __pyx_v_max_pattern_len;
       for (__pyx_v_l = 1; __pyx_v_l <= __pyx_t_17; __pyx_v_l++) {
 
-        /* "precomputation.pxi":322
+        /* "cdec/sa/precomputation.pxi":322
  *             else:
  *                 for l from 1 <= l <= max_pattern_len:
  *                     node = frequent_patterns._contains(data.arr+i, l)             # <<<<<<<<<<<<<<
@@ -35591,7 +36115,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
         __pyx_v_node = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_TrieMap *)__pyx_v_frequent_patterns->__pyx_vtab)->_contains(__pyx_v_frequent_patterns, (__pyx_v_data->arr + __pyx_v_i), __pyx_v_l);
 
-        /* "precomputation.pxi":323
+        /* "cdec/sa/precomputation.pxi":323
  *                 for l from 1 <= l <= max_pattern_len:
  *                     node = frequent_patterns._contains(data.arr+i, l)
  *                     if node == NULL:             # <<<<<<<<<<<<<<
@@ -35601,7 +36125,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __pyx_t_12 = ((__pyx_v_node == NULL) != 0);
         if (__pyx_t_12) {
 
-          /* "precomputation.pxi":324
+          /* "cdec/sa/precomputation.pxi":324
  *                     node = frequent_patterns._contains(data.arr+i, l)
  *                     if node == NULL:
  *                         break             # <<<<<<<<<<<<<<
@@ -35611,7 +36135,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
           goto __pyx_L13_break;
         }
 
-        /* "precomputation.pxi":325
+        /* "cdec/sa/precomputation.pxi":325
  *                     if node == NULL:
  *                         break
  *                     queue._append(i)             # <<<<<<<<<<<<<<
@@ -35620,7 +36144,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
         ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_queue->__pyx_vtab)->_append(__pyx_v_queue, __pyx_v_i);
 
-        /* "precomputation.pxi":326
+        /* "cdec/sa/precomputation.pxi":326
  *                         break
  *                     queue._append(i)
  *                     queue._append(l)             # <<<<<<<<<<<<<<
@@ -35629,7 +36153,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
         ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_queue->__pyx_vtab)->_append(__pyx_v_queue, __pyx_v_l);
 
-        /* "precomputation.pxi":327
+        /* "cdec/sa/precomputation.pxi":327
  *                     queue._append(i)
  *                     queue._append(l)
  *                     trie_node_data_append(node, i)             # <<<<<<<<<<<<<<
@@ -35645,7 +36169,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __pyx_L11:;
   }
 
-  /* "precomputation.pxi":329
+  /* "cdec/sa/precomputation.pxi":329
  *                     trie_node_data_append(node, i)
  * 
  *         logger.info("    Computing collocations...")             # <<<<<<<<<<<<<<
@@ -35662,7 +36186,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":330
+  /* "cdec/sa/precomputation.pxi":330
  * 
  *         logger.info("    Computing collocations...")
  *         N = len(queue)             # <<<<<<<<<<<<<<
@@ -35672,7 +36196,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_t_2 = PyObject_Length(((PyObject *)__pyx_v_queue)); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 330; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_N = __pyx_t_2;
 
-  /* "precomputation.pxi":331
+  /* "cdec/sa/precomputation.pxi":331
  *         logger.info("    Computing collocations...")
  *         N = len(queue)
  *         ptr1 = 0             # <<<<<<<<<<<<<<
@@ -35681,7 +36205,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
   __pyx_v_ptr1 = 0;
 
-  /* "precomputation.pxi":332
+  /* "cdec/sa/precomputation.pxi":332
  *         N = len(queue)
  *         ptr1 = 0
  *         sent_count = 0             # <<<<<<<<<<<<<<
@@ -35690,7 +36214,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
   __pyx_v_sent_count = 0;
 
-  /* "precomputation.pxi":333
+  /* "cdec/sa/precomputation.pxi":333
  *         ptr1 = 0
  *         sent_count = 0
  *         while ptr1 < N:    # main loop             # <<<<<<<<<<<<<<
@@ -35701,7 +36225,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __pyx_t_12 = ((__pyx_v_ptr1 < __pyx_v_N) != 0);
     if (!__pyx_t_12) break;
 
-    /* "precomputation.pxi":334
+    /* "cdec/sa/precomputation.pxi":334
  *         sent_count = 0
  *         while ptr1 < N:    # main loop
  *             i1 = queue.arr[ptr1]             # <<<<<<<<<<<<<<
@@ -35710,7 +36234,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
     __pyx_v_i1 = (__pyx_v_queue->arr[__pyx_v_ptr1]);
 
-    /* "precomputation.pxi":335
+    /* "cdec/sa/precomputation.pxi":335
  *         while ptr1 < N:    # main loop
  *             i1 = queue.arr[ptr1]
  *             if i1 > -1:             # <<<<<<<<<<<<<<
@@ -35720,7 +36244,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __pyx_t_12 = ((__pyx_v_i1 > -1) != 0);
     if (__pyx_t_12) {
 
-      /* "precomputation.pxi":336
+      /* "cdec/sa/precomputation.pxi":336
  *             i1 = queue.arr[ptr1]
  *             if i1 > -1:
  *                 l1 = queue.arr[ptr1+1]             # <<<<<<<<<<<<<<
@@ -35729,7 +36253,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
       __pyx_v_l1 = (__pyx_v_queue->arr[(__pyx_v_ptr1 + 1)]);
 
-      /* "precomputation.pxi":337
+      /* "cdec/sa/precomputation.pxi":337
  *             if i1 > -1:
  *                 l1 = queue.arr[ptr1+1]
  *                 ptr2 = ptr1 + 2             # <<<<<<<<<<<<<<
@@ -35738,7 +36262,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
       __pyx_v_ptr2 = (__pyx_v_ptr1 + 2);
 
-      /* "precomputation.pxi":338
+      /* "cdec/sa/precomputation.pxi":338
  *                 l1 = queue.arr[ptr1+1]
  *                 ptr2 = ptr1 + 2
  *                 while ptr2 < N:             # <<<<<<<<<<<<<<
@@ -35749,7 +36273,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __pyx_t_12 = ((__pyx_v_ptr2 < __pyx_v_N) != 0);
         if (!__pyx_t_12) break;
 
-        /* "precomputation.pxi":339
+        /* "cdec/sa/precomputation.pxi":339
  *                 ptr2 = ptr1 + 2
  *                 while ptr2 < N:
  *                     i2 = queue.arr[ptr2]             # <<<<<<<<<<<<<<
@@ -35758,7 +36282,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
         __pyx_v_i2 = (__pyx_v_queue->arr[__pyx_v_ptr2]);
 
-        /* "precomputation.pxi":340
+        /* "cdec/sa/precomputation.pxi":340
  *                 while ptr2 < N:
  *                     i2 = queue.arr[ptr2]
  *                     if i2 == -1 or i2 - i1 >= self.train_max_initial_size:             # <<<<<<<<<<<<<<
@@ -35778,7 +36302,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __pyx_L21_bool_binop_done:;
         if (__pyx_t_12) {
 
-          /* "precomputation.pxi":341
+          /* "cdec/sa/precomputation.pxi":341
  *                     i2 = queue.arr[ptr2]
  *                     if i2 == -1 or i2 - i1 >= self.train_max_initial_size:
  *                         break             # <<<<<<<<<<<<<<
@@ -35788,7 +36312,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
           goto __pyx_L19_break;
         }
 
-        /* "precomputation.pxi":342
+        /* "cdec/sa/precomputation.pxi":342
  *                     if i2 == -1 or i2 - i1 >= self.train_max_initial_size:
  *                         break
  *                     l2 = queue.arr[ptr2+1]             # <<<<<<<<<<<<<<
@@ -35797,7 +36321,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
         __pyx_v_l2 = (__pyx_v_queue->arr[(__pyx_v_ptr2 + 1)]);
 
-        /* "precomputation.pxi":343
+        /* "cdec/sa/precomputation.pxi":343
  *                         break
  *                     l2 = queue.arr[ptr2+1]
  *                     if (i2 - i1 - l1 >= self.train_min_gap_size and             # <<<<<<<<<<<<<<
@@ -35813,7 +36337,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         }
         __pyx_L25_next_and:;
 
-        /* "precomputation.pxi":344
+        /* "cdec/sa/precomputation.pxi":344
  *                     l2 = queue.arr[ptr2+1]
  *                     if (i2 - i1 - l1 >= self.train_min_gap_size and
  *                             i2 + l2 - i1 <= self.train_max_initial_size and             # <<<<<<<<<<<<<<
@@ -35829,7 +36353,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         }
         __pyx_L26_next_and:;
 
-        /* "precomputation.pxi":345
+        /* "cdec/sa/precomputation.pxi":345
  *                     if (i2 - i1 - l1 >= self.train_min_gap_size and
  *                             i2 + l2 - i1 <= self.train_max_initial_size and
  *                             l1+l2+1 <= self.max_length):             # <<<<<<<<<<<<<<
@@ -35841,7 +36365,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __pyx_L24_bool_binop_done:;
         if (__pyx_t_12) {
 
-          /* "precomputation.pxi":346
+          /* "cdec/sa/precomputation.pxi":346
  *                             i2 + l2 - i1 <= self.train_max_initial_size and
  *                             l1+l2+1 <= self.max_length):
  *                         node = collocations._insert(data.arr+i1, l1)             # <<<<<<<<<<<<<<
@@ -35850,7 +36374,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
           __pyx_v_node = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_TrieMap *)__pyx_v_collocations->__pyx_vtab)->_insert(__pyx_v_collocations, (__pyx_v_data->arr + __pyx_v_i1), __pyx_v_l1);
 
-          /* "precomputation.pxi":347
+          /* "cdec/sa/precomputation.pxi":347
  *                             l1+l2+1 <= self.max_length):
  *                         node = collocations._insert(data.arr+i1, l1)
  *                         node = trie_insert(node, -1)             # <<<<<<<<<<<<<<
@@ -35859,7 +36383,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
           __pyx_v_node = __pyx_f_4cdec_2sa_3_sa_trie_insert(__pyx_v_node, -1);
 
-          /* "precomputation.pxi":348
+          /* "cdec/sa/precomputation.pxi":348
  *                         node = collocations._insert(data.arr+i1, l1)
  *                         node = trie_insert(node, -1)
  *                         for i from i2 <= i < i2+l2:             # <<<<<<<<<<<<<<
@@ -35869,7 +36393,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
           __pyx_t_14 = (__pyx_v_i2 + __pyx_v_l2);
           for (__pyx_v_i = __pyx_v_i2; __pyx_v_i < __pyx_t_14; __pyx_v_i++) {
 
-            /* "precomputation.pxi":349
+            /* "cdec/sa/precomputation.pxi":349
  *                         node = trie_insert(node, -1)
  *                         for i from i2 <= i < i2+l2:
  *                             node = trie_insert(node, data.arr[i])             # <<<<<<<<<<<<<<
@@ -35879,7 +36403,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
             __pyx_v_node = __pyx_f_4cdec_2sa_3_sa_trie_insert(__pyx_v_node, (__pyx_v_data->arr[__pyx_v_i]));
           }
 
-          /* "precomputation.pxi":350
+          /* "cdec/sa/precomputation.pxi":350
  *                         for i from i2 <= i < i2+l2:
  *                             node = trie_insert(node, data.arr[i])
  *                         trie_node_data_append(node, i1)             # <<<<<<<<<<<<<<
@@ -35890,7 +36414,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
           __Pyx_GOTREF(__pyx_t_3);
           __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-          /* "precomputation.pxi":351
+          /* "cdec/sa/precomputation.pxi":351
  *                             node = trie_insert(node, data.arr[i])
  *                         trie_node_data_append(node, i1)
  *                         trie_node_data_append(node, i2)             # <<<<<<<<<<<<<<
@@ -35901,7 +36425,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
           __Pyx_GOTREF(__pyx_t_3);
           __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-          /* "precomputation.pxi":352
+          /* "cdec/sa/precomputation.pxi":352
  *                         trie_node_data_append(node, i1)
  *                         trie_node_data_append(node, i2)
  *                         if super_frequent_patterns._contains(data.arr+i2, l2) != NULL:             # <<<<<<<<<<<<<<
@@ -35911,7 +36435,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
           __pyx_t_12 = ((((struct __pyx_vtabstruct_4cdec_2sa_3_sa_TrieMap *)__pyx_v_super_frequent_patterns->__pyx_vtab)->_contains(__pyx_v_super_frequent_patterns, (__pyx_v_data->arr + __pyx_v_i2), __pyx_v_l2) != NULL) != 0);
           if (__pyx_t_12) {
 
-            /* "precomputation.pxi":353
+            /* "cdec/sa/precomputation.pxi":353
  *                         trie_node_data_append(node, i2)
  *                         if super_frequent_patterns._contains(data.arr+i2, l2) != NULL:
  *                             if super_frequent_patterns._contains(data.arr+i1, l1) != NULL:             # <<<<<<<<<<<<<<
@@ -35921,7 +36445,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
             __pyx_t_12 = ((((struct __pyx_vtabstruct_4cdec_2sa_3_sa_TrieMap *)__pyx_v_super_frequent_patterns->__pyx_vtab)->_contains(__pyx_v_super_frequent_patterns, (__pyx_v_data->arr + __pyx_v_i1), __pyx_v_l1) != NULL) != 0);
             if (__pyx_t_12) {
 
-              /* "precomputation.pxi":354
+              /* "cdec/sa/precomputation.pxi":354
  *                         if super_frequent_patterns._contains(data.arr+i2, l2) != NULL:
  *                             if super_frequent_patterns._contains(data.arr+i1, l1) != NULL:
  *                                 is_super = 1             # <<<<<<<<<<<<<<
@@ -35933,7 +36457,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
             }
             /*else*/ {
 
-              /* "precomputation.pxi":356
+              /* "cdec/sa/precomputation.pxi":356
  *                                 is_super = 1
  *                             else:
  *                                 is_super = 0             # <<<<<<<<<<<<<<
@@ -35944,7 +36468,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
             }
             __pyx_L30:;
 
-            /* "precomputation.pxi":357
+            /* "cdec/sa/precomputation.pxi":357
  *                             else:
  *                                 is_super = 0
  *                             ptr3 = ptr2 + 2             # <<<<<<<<<<<<<<
@@ -35953,7 +36477,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
             __pyx_v_ptr3 = (__pyx_v_ptr2 + 2);
 
-            /* "precomputation.pxi":358
+            /* "cdec/sa/precomputation.pxi":358
  *                                 is_super = 0
  *                             ptr3 = ptr2 + 2
  *                             while ptr3 < N:             # <<<<<<<<<<<<<<
@@ -35964,7 +36488,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
               __pyx_t_12 = ((__pyx_v_ptr3 < __pyx_v_N) != 0);
               if (!__pyx_t_12) break;
 
-              /* "precomputation.pxi":359
+              /* "cdec/sa/precomputation.pxi":359
  *                             ptr3 = ptr2 + 2
  *                             while ptr3 < N:
  *                                 i3 = queue.arr[ptr3]             # <<<<<<<<<<<<<<
@@ -35973,7 +36497,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
               __pyx_v_i3 = (__pyx_v_queue->arr[__pyx_v_ptr3]);
 
-              /* "precomputation.pxi":360
+              /* "cdec/sa/precomputation.pxi":360
  *                             while ptr3 < N:
  *                                 i3 = queue.arr[ptr3]
  *                                 if i3 == -1 or i3 - i1 >= self.train_max_initial_size:             # <<<<<<<<<<<<<<
@@ -35993,7 +36517,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
               __pyx_L34_bool_binop_done:;
               if (__pyx_t_12) {
 
-                /* "precomputation.pxi":361
+                /* "cdec/sa/precomputation.pxi":361
  *                                 i3 = queue.arr[ptr3]
  *                                 if i3 == -1 or i3 - i1 >= self.train_max_initial_size:
  *                                     break             # <<<<<<<<<<<<<<
@@ -36003,7 +36527,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
                 goto __pyx_L32_break;
               }
 
-              /* "precomputation.pxi":362
+              /* "cdec/sa/precomputation.pxi":362
  *                                 if i3 == -1 or i3 - i1 >= self.train_max_initial_size:
  *                                     break
  *                                 l3 = queue.arr[ptr3+1]             # <<<<<<<<<<<<<<
@@ -36012,7 +36536,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
               __pyx_v_l3 = (__pyx_v_queue->arr[(__pyx_v_ptr3 + 1)]);
 
-              /* "precomputation.pxi":363
+              /* "cdec/sa/precomputation.pxi":363
  *                                     break
  *                                 l3 = queue.arr[ptr3+1]
  *                                 if (i3 - i2 - l2 >= self.train_min_gap_size and             # <<<<<<<<<<<<<<
@@ -36028,7 +36552,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
               }
               __pyx_L38_next_and:;
 
-              /* "precomputation.pxi":364
+              /* "cdec/sa/precomputation.pxi":364
  *                                 l3 = queue.arr[ptr3+1]
  *                                 if (i3 - i2 - l2 >= self.train_min_gap_size and
  *                                         i3 + l3 - i1 <= self.train_max_initial_size and             # <<<<<<<<<<<<<<
@@ -36044,7 +36568,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
               }
               __pyx_L39_next_and:;
 
-              /* "precomputation.pxi":365
+              /* "cdec/sa/precomputation.pxi":365
  *                                 if (i3 - i2 - l2 >= self.train_min_gap_size and
  *                                         i3 + l3 - i1 <= self.train_max_initial_size and
  *                                         l1+l2+l3+2 <= self.max_length):             # <<<<<<<<<<<<<<
@@ -36056,7 +36580,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
               __pyx_L37_bool_binop_done:;
               if (__pyx_t_12) {
 
-                /* "precomputation.pxi":366
+                /* "cdec/sa/precomputation.pxi":366
  *                                         i3 + l3 - i1 <= self.train_max_initial_size and
  *                                         l1+l2+l3+2 <= self.max_length):
  *                                     if is_super or super_frequent_patterns._contains(data.arr+i3, l3) != NULL:             # <<<<<<<<<<<<<<
@@ -36076,7 +36600,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
                 __pyx_L41_bool_binop_done:;
                 if (__pyx_t_12) {
 
-                  /* "precomputation.pxi":367
+                  /* "cdec/sa/precomputation.pxi":367
  *                                         l1+l2+l3+2 <= self.max_length):
  *                                     if is_super or super_frequent_patterns._contains(data.arr+i3, l3) != NULL:
  *                                         node = collocations._insert(data.arr+i1, l1)             # <<<<<<<<<<<<<<
@@ -36085,7 +36609,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
                   __pyx_v_node = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_TrieMap *)__pyx_v_collocations->__pyx_vtab)->_insert(__pyx_v_collocations, (__pyx_v_data->arr + __pyx_v_i1), __pyx_v_l1);
 
-                  /* "precomputation.pxi":368
+                  /* "cdec/sa/precomputation.pxi":368
  *                                     if is_super or super_frequent_patterns._contains(data.arr+i3, l3) != NULL:
  *                                         node = collocations._insert(data.arr+i1, l1)
  *                                         node = trie_insert(node, -1)             # <<<<<<<<<<<<<<
@@ -36094,7 +36618,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
                   __pyx_v_node = __pyx_f_4cdec_2sa_3_sa_trie_insert(__pyx_v_node, -1);
 
-                  /* "precomputation.pxi":369
+                  /* "cdec/sa/precomputation.pxi":369
  *                                         node = collocations._insert(data.arr+i1, l1)
  *                                         node = trie_insert(node, -1)
  *                                         for i from i2 <= i < i2+l2:             # <<<<<<<<<<<<<<
@@ -36104,7 +36628,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
                   __pyx_t_14 = (__pyx_v_i2 + __pyx_v_l2);
                   for (__pyx_v_i = __pyx_v_i2; __pyx_v_i < __pyx_t_14; __pyx_v_i++) {
 
-                    /* "precomputation.pxi":370
+                    /* "cdec/sa/precomputation.pxi":370
  *                                         node = trie_insert(node, -1)
  *                                         for i from i2 <= i < i2+l2:
  *                                             node = trie_insert(node, data.arr[i])             # <<<<<<<<<<<<<<
@@ -36114,7 +36638,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
                     __pyx_v_node = __pyx_f_4cdec_2sa_3_sa_trie_insert(__pyx_v_node, (__pyx_v_data->arr[__pyx_v_i]));
                   }
 
-                  /* "precomputation.pxi":371
+                  /* "cdec/sa/precomputation.pxi":371
  *                                         for i from i2 <= i < i2+l2:
  *                                             node = trie_insert(node, data.arr[i])
  *                                         node = trie_insert(node, -1)             # <<<<<<<<<<<<<<
@@ -36123,7 +36647,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
                   __pyx_v_node = __pyx_f_4cdec_2sa_3_sa_trie_insert(__pyx_v_node, -1);
 
-                  /* "precomputation.pxi":372
+                  /* "cdec/sa/precomputation.pxi":372
  *                                             node = trie_insert(node, data.arr[i])
  *                                         node = trie_insert(node, -1)
  *                                         for i from i3 <= i < i3+l3:             # <<<<<<<<<<<<<<
@@ -36133,7 +36657,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
                   __pyx_t_14 = (__pyx_v_i3 + __pyx_v_l3);
                   for (__pyx_v_i = __pyx_v_i3; __pyx_v_i < __pyx_t_14; __pyx_v_i++) {
 
-                    /* "precomputation.pxi":373
+                    /* "cdec/sa/precomputation.pxi":373
  *                                         node = trie_insert(node, -1)
  *                                         for i from i3 <= i < i3+l3:
  *                                             node = trie_insert(node, data.arr[i])             # <<<<<<<<<<<<<<
@@ -36143,7 +36667,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
                     __pyx_v_node = __pyx_f_4cdec_2sa_3_sa_trie_insert(__pyx_v_node, (__pyx_v_data->arr[__pyx_v_i]));
                   }
 
-                  /* "precomputation.pxi":374
+                  /* "cdec/sa/precomputation.pxi":374
  *                                         for i from i3 <= i < i3+l3:
  *                                             node = trie_insert(node, data.arr[i])
  *                                         trie_node_data_append(node, i1)             # <<<<<<<<<<<<<<
@@ -36154,7 +36678,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
                   __Pyx_GOTREF(__pyx_t_3);
                   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-                  /* "precomputation.pxi":375
+                  /* "cdec/sa/precomputation.pxi":375
  *                                             node = trie_insert(node, data.arr[i])
  *                                         trie_node_data_append(node, i1)
  *                                         trie_node_data_append(node, i2)             # <<<<<<<<<<<<<<
@@ -36165,7 +36689,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
                   __Pyx_GOTREF(__pyx_t_3);
                   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-                  /* "precomputation.pxi":376
+                  /* "cdec/sa/precomputation.pxi":376
  *                                         trie_node_data_append(node, i1)
  *                                         trie_node_data_append(node, i2)
  *                                         trie_node_data_append(node, i3)             # <<<<<<<<<<<<<<
@@ -36182,7 +36706,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
               }
               __pyx_L36:;
 
-              /* "precomputation.pxi":377
+              /* "cdec/sa/precomputation.pxi":377
  *                                         trie_node_data_append(node, i2)
  *                                         trie_node_data_append(node, i3)
  *                                 ptr3 = ptr3 + 2             # <<<<<<<<<<<<<<
@@ -36199,7 +36723,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         }
         __pyx_L23:;
 
-        /* "precomputation.pxi":378
+        /* "cdec/sa/precomputation.pxi":378
  *                                         trie_node_data_append(node, i3)
  *                                 ptr3 = ptr3 + 2
  *                     ptr2 = ptr2 + 2             # <<<<<<<<<<<<<<
@@ -36210,7 +36734,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       }
       __pyx_L19_break:;
 
-      /* "precomputation.pxi":379
+      /* "cdec/sa/precomputation.pxi":379
  *                                 ptr3 = ptr3 + 2
  *                     ptr2 = ptr2 + 2
  *                 ptr1 = ptr1 + 2             # <<<<<<<<<<<<<<
@@ -36222,7 +36746,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     }
     /*else*/ {
 
-      /* "precomputation.pxi":381
+      /* "cdec/sa/precomputation.pxi":381
  *                 ptr1 = ptr1 + 2
  *             else:
  *                 sent_count = sent_count + 1             # <<<<<<<<<<<<<<
@@ -36231,7 +36755,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
       __pyx_v_sent_count = (__pyx_v_sent_count + 1);
 
-      /* "precomputation.pxi":382
+      /* "cdec/sa/precomputation.pxi":382
  *             else:
  *                 sent_count = sent_count + 1
  *                 if sent_count % 10000 == 0:             # <<<<<<<<<<<<<<
@@ -36241,7 +36765,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __pyx_t_12 = ((__Pyx_mod_long(__pyx_v_sent_count, 10000) == 0) != 0);
       if (__pyx_t_12) {
 
-        /* "precomputation.pxi":383
+        /* "cdec/sa/precomputation.pxi":383
  *                 sent_count = sent_count + 1
  *                 if sent_count % 10000 == 0:
  *                     logger.debug("        %d sentences", sent_count)             # <<<<<<<<<<<<<<
@@ -36287,7 +36811,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       }
       __pyx_L47:;
 
-      /* "precomputation.pxi":384
+      /* "cdec/sa/precomputation.pxi":384
  *                 if sent_count % 10000 == 0:
  *                     logger.debug("        %d sentences", sent_count)
  *                 ptr1 = ptr1 + 1             # <<<<<<<<<<<<<<
@@ -36299,7 +36823,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __pyx_L17:;
   }
 
-  /* "precomputation.pxi":386
+  /* "cdec/sa/precomputation.pxi":386
  *                 ptr1 = ptr1 + 1
  * 
  *         self.precomputed_collocations = collocations.toMap(False)             # <<<<<<<<<<<<<<
@@ -36317,7 +36841,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_self->precomputed_collocations = __pyx_t_4;
   __pyx_t_4 = 0;
 
-  /* "precomputation.pxi":387
+  /* "cdec/sa/precomputation.pxi":387
  * 
  *         self.precomputed_collocations = collocations.toMap(False)
  *         self.precomputed_index = frequent_patterns.toMap(True)             # <<<<<<<<<<<<<<
@@ -36335,7 +36859,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_self->precomputed_index = __pyx_t_3;
   __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":389
+  /* "cdec/sa/precomputation.pxi":389
  *         self.precomputed_index = frequent_patterns.toMap(True)
  * 
  *         x = 0             # <<<<<<<<<<<<<<
@@ -36345,7 +36869,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_INCREF(__pyx_int_0);
   __pyx_v_x = __pyx_int_0;
 
-  /* "precomputation.pxi":390
+  /* "cdec/sa/precomputation.pxi":390
  * 
  *         x = 0
  *         for pattern1 in J_set:             # <<<<<<<<<<<<<<
@@ -36371,7 +36895,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_XDECREF_SET(__pyx_v_pattern1, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "precomputation.pxi":391
+    /* "cdec/sa/precomputation.pxi":391
  *         x = 0
  *         for pattern1 in J_set:
  *             for pattern2 in J_set:             # <<<<<<<<<<<<<<
@@ -36397,7 +36921,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __Pyx_XDECREF_SET(__pyx_v_pattern2, __pyx_t_8);
       __pyx_t_8 = 0;
 
-      /* "precomputation.pxi":392
+      /* "cdec/sa/precomputation.pxi":392
  *         for pattern1 in J_set:
  *             for pattern2 in J_set:
  *                 if len(pattern1) + len(pattern2) + 1 < self.max_length:             # <<<<<<<<<<<<<<
@@ -36409,7 +36933,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __pyx_t_12 = ((((__pyx_t_2 + __pyx_t_15) + 1) < __pyx_v_self->max_length) != 0);
       if (__pyx_t_12) {
 
-        /* "precomputation.pxi":393
+        /* "cdec/sa/precomputation.pxi":393
  *             for pattern2 in J_set:
  *                 if len(pattern1) + len(pattern2) + 1 < self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2             # <<<<<<<<<<<<<<
@@ -36424,7 +36948,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __Pyx_XDECREF_SET(__pyx_v_combined_pattern, __pyx_t_1);
         __pyx_t_1 = 0;
 
-        /* "precomputation.pxi":394
+        /* "cdec/sa/precomputation.pxi":394
  *                 if len(pattern1) + len(pattern2) + 1 < self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2
  *                     J2_set.add(combined_pattern)             # <<<<<<<<<<<<<<
@@ -36436,7 +36960,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       }
       __pyx_L52:;
 
-      /* "precomputation.pxi":391
+      /* "cdec/sa/precomputation.pxi":391
  *         x = 0
  *         for pattern1 in J_set:
  *             for pattern2 in J_set:             # <<<<<<<<<<<<<<
@@ -36446,7 +36970,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     }
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-    /* "precomputation.pxi":390
+    /* "cdec/sa/precomputation.pxi":390
  * 
  *         x = 0
  *         for pattern1 in J_set:             # <<<<<<<<<<<<<<
@@ -36456,7 +36980,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   }
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":396
+  /* "cdec/sa/precomputation.pxi":396
  *                     J2_set.add(combined_pattern)
  * 
  *         for pattern1 in I_set:             # <<<<<<<<<<<<<<
@@ -36482,7 +37006,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_XDECREF_SET(__pyx_v_pattern1, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "precomputation.pxi":397
+    /* "cdec/sa/precomputation.pxi":397
  * 
  *         for pattern1 in I_set:
  *             for pattern2 in I_set:             # <<<<<<<<<<<<<<
@@ -36508,7 +37032,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __Pyx_XDECREF_SET(__pyx_v_pattern2, __pyx_t_1);
       __pyx_t_1 = 0;
 
-      /* "precomputation.pxi":398
+      /* "cdec/sa/precomputation.pxi":398
  *         for pattern1 in I_set:
  *             for pattern2 in I_set:
  *                 x = x+1             # <<<<<<<<<<<<<<
@@ -36520,7 +37044,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __Pyx_DECREF_SET(__pyx_v_x, __pyx_t_1);
       __pyx_t_1 = 0;
 
-      /* "precomputation.pxi":399
+      /* "cdec/sa/precomputation.pxi":399
  *             for pattern2 in I_set:
  *                 x = x+1
  *                 if len(pattern1) + len(pattern2) + 1 <= self.max_length:             # <<<<<<<<<<<<<<
@@ -36532,7 +37056,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __pyx_t_12 = ((((__pyx_t_15 + __pyx_t_2) + 1) <= __pyx_v_self->max_length) != 0);
       if (__pyx_t_12) {
 
-        /* "precomputation.pxi":400
+        /* "cdec/sa/precomputation.pxi":400
  *                 x = x+1
  *                 if len(pattern1) + len(pattern2) + 1 <= self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2             # <<<<<<<<<<<<<<
@@ -36547,7 +37071,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __Pyx_XDECREF_SET(__pyx_v_combined_pattern, __pyx_t_8);
         __pyx_t_8 = 0;
 
-        /* "precomputation.pxi":401
+        /* "cdec/sa/precomputation.pxi":401
  *                 if len(pattern1) + len(pattern2) + 1 <= self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2
  *                     IJ_set.add(combined_pattern)             # <<<<<<<<<<<<<<
@@ -36559,7 +37083,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       }
       __pyx_L57:;
 
-      /* "precomputation.pxi":397
+      /* "cdec/sa/precomputation.pxi":397
  * 
  *         for pattern1 in I_set:
  *             for pattern2 in I_set:             # <<<<<<<<<<<<<<
@@ -36569,7 +37093,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     }
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-    /* "precomputation.pxi":396
+    /* "cdec/sa/precomputation.pxi":396
  *                     J2_set.add(combined_pattern)
  * 
  *         for pattern1 in I_set:             # <<<<<<<<<<<<<<
@@ -36579,7 +37103,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   }
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":403
+  /* "cdec/sa/precomputation.pxi":403
  *                     IJ_set.add(combined_pattern)
  * 
  *         for pattern1 in I_set:             # <<<<<<<<<<<<<<
@@ -36605,7 +37129,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_XDECREF_SET(__pyx_v_pattern1, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "precomputation.pxi":404
+    /* "cdec/sa/precomputation.pxi":404
  * 
  *         for pattern1 in I_set:
  *             for pattern2 in J2_set:             # <<<<<<<<<<<<<<
@@ -36631,7 +37155,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __Pyx_XDECREF_SET(__pyx_v_pattern2, __pyx_t_8);
       __pyx_t_8 = 0;
 
-      /* "precomputation.pxi":405
+      /* "cdec/sa/precomputation.pxi":405
  *         for pattern1 in I_set:
  *             for pattern2 in J2_set:
  *                 x = x+2             # <<<<<<<<<<<<<<
@@ -36643,7 +37167,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __Pyx_DECREF_SET(__pyx_v_x, __pyx_t_8);
       __pyx_t_8 = 0;
 
-      /* "precomputation.pxi":406
+      /* "cdec/sa/precomputation.pxi":406
  *             for pattern2 in J2_set:
  *                 x = x+2
  *                 if len(pattern1) + len(pattern2) + 1<= self.max_length:             # <<<<<<<<<<<<<<
@@ -36655,7 +37179,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __pyx_t_12 = ((((__pyx_t_2 + __pyx_t_15) + 1) <= __pyx_v_self->max_length) != 0);
       if (__pyx_t_12) {
 
-        /* "precomputation.pxi":407
+        /* "cdec/sa/precomputation.pxi":407
  *                 x = x+2
  *                 if len(pattern1) + len(pattern2) + 1<= self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2             # <<<<<<<<<<<<<<
@@ -36670,7 +37194,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __Pyx_XDECREF_SET(__pyx_v_combined_pattern, __pyx_t_1);
         __pyx_t_1 = 0;
 
-        /* "precomputation.pxi":408
+        /* "cdec/sa/precomputation.pxi":408
  *                 if len(pattern1) + len(pattern2) + 1<= self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2
  *                     IJ_set.add(combined_pattern)             # <<<<<<<<<<<<<<
@@ -36679,7 +37203,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
         __pyx_t_16 = PySet_Add(__pyx_v_IJ_set, __pyx_v_combined_pattern); if (unlikely(__pyx_t_16 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 408; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-        /* "precomputation.pxi":409
+        /* "cdec/sa/precomputation.pxi":409
  *                     combined_pattern = pattern1 + (-1,) + pattern2
  *                     IJ_set.add(combined_pattern)
  *                     combined_pattern = pattern2 + (-1,) + pattern1             # <<<<<<<<<<<<<<
@@ -36694,7 +37218,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __Pyx_DECREF_SET(__pyx_v_combined_pattern, __pyx_t_8);
         __pyx_t_8 = 0;
 
-        /* "precomputation.pxi":410
+        /* "cdec/sa/precomputation.pxi":410
  *                     IJ_set.add(combined_pattern)
  *                     combined_pattern = pattern2 + (-1,) + pattern1
  *                     IJ_set.add(combined_pattern)             # <<<<<<<<<<<<<<
@@ -36706,7 +37230,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       }
       __pyx_L62:;
 
-      /* "precomputation.pxi":404
+      /* "cdec/sa/precomputation.pxi":404
  * 
  *         for pattern1 in I_set:
  *             for pattern2 in J2_set:             # <<<<<<<<<<<<<<
@@ -36716,7 +37240,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     }
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-    /* "precomputation.pxi":403
+    /* "cdec/sa/precomputation.pxi":403
  *                     IJ_set.add(combined_pattern)
  * 
  *         for pattern1 in I_set:             # <<<<<<<<<<<<<<
@@ -36726,7 +37250,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   }
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":412
+  /* "cdec/sa/precomputation.pxi":412
  *                     IJ_set.add(combined_pattern)
  * 
  *         N = len(pattern_rank)             # <<<<<<<<<<<<<<
@@ -36736,7 +37260,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_t_15 = PyDict_Size(__pyx_v_pattern_rank); if (unlikely(__pyx_t_15 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 412; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_N = __pyx_t_15;
 
-  /* "precomputation.pxi":413
+  /* "cdec/sa/precomputation.pxi":413
  * 
  *         N = len(pattern_rank)
  *         cost_by_rank = IntList(initial_len=N)             # <<<<<<<<<<<<<<
@@ -36755,7 +37279,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_cost_by_rank = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_4);
   __pyx_t_4 = 0;
 
-  /* "precomputation.pxi":414
+  /* "cdec/sa/precomputation.pxi":414
  *         N = len(pattern_rank)
  *         cost_by_rank = IntList(initial_len=N)
  *         count_by_rank = IntList(initial_len=N)             # <<<<<<<<<<<<<<
@@ -36774,7 +37298,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_v_count_by_rank = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":415
+  /* "cdec/sa/precomputation.pxi":415
  *         cost_by_rank = IntList(initial_len=N)
  *         count_by_rank = IntList(initial_len=N)
  *         for pattern, arr in self.precomputed_collocations.iteritems():             # <<<<<<<<<<<<<<
@@ -36802,7 +37326,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_XDECREF_SET(__pyx_v_arr, __pyx_t_8);
     __pyx_t_8 = 0;
 
-    /* "precomputation.pxi":416
+    /* "cdec/sa/precomputation.pxi":416
  *         count_by_rank = IntList(initial_len=N)
  *         for pattern, arr in self.precomputed_collocations.iteritems():
  *             if pattern not in IJ_set:             # <<<<<<<<<<<<<<
@@ -36813,7 +37337,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __pyx_t_18 = (__pyx_t_12 != 0);
     if (__pyx_t_18) {
 
-      /* "precomputation.pxi":417
+      /* "cdec/sa/precomputation.pxi":417
  *         for pattern, arr in self.precomputed_collocations.iteritems():
  *             if pattern not in IJ_set:
  *                 s = ""             # <<<<<<<<<<<<<<
@@ -36823,7 +37347,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __Pyx_INCREF(__pyx_kp_s__32);
       __Pyx_XDECREF_SET(__pyx_v_s, __pyx_kp_s__32);
 
-      /* "precomputation.pxi":418
+      /* "cdec/sa/precomputation.pxi":418
  *             if pattern not in IJ_set:
  *                 s = ""
  *                 for word_id in pattern:             # <<<<<<<<<<<<<<
@@ -36870,7 +37394,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __Pyx_XDECREF_SET(__pyx_v_word_id, __pyx_t_4);
         __pyx_t_4 = 0;
 
-        /* "precomputation.pxi":419
+        /* "cdec/sa/precomputation.pxi":419
  *                 s = ""
  *                 for word_id in pattern:
  *                     if word_id == -1:             # <<<<<<<<<<<<<<
@@ -36882,7 +37406,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
         if (__pyx_t_18) {
 
-          /* "precomputation.pxi":420
+          /* "cdec/sa/precomputation.pxi":420
  *                 for word_id in pattern:
  *                     if word_id == -1:
  *                         s = s + "X "             # <<<<<<<<<<<<<<
@@ -36897,7 +37421,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         }
         /*else*/ {
 
-          /* "precomputation.pxi":422
+          /* "cdec/sa/precomputation.pxi":422
  *                         s = s + "X "
  *                     else:
  *                         s = s + darray.id2word[word_id] + " "             # <<<<<<<<<<<<<<
@@ -36917,7 +37441,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         }
         __pyx_L68:;
 
-        /* "precomputation.pxi":418
+        /* "cdec/sa/precomputation.pxi":418
  *             if pattern not in IJ_set:
  *                 s = ""
  *                 for word_id in pattern:             # <<<<<<<<<<<<<<
@@ -36927,7 +37451,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       }
       __Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
 
-      /* "precomputation.pxi":423
+      /* "cdec/sa/precomputation.pxi":423
  *                     else:
  *                         s = s + darray.id2word[word_id] + " "
  *                 logger.warn("ERROR: unexpected pattern %s in set of precomputed collocations", s)             # <<<<<<<<<<<<<<
@@ -36971,7 +37495,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     }
     /*else*/ {
 
-      /* "precomputation.pxi":425
+      /* "cdec/sa/precomputation.pxi":425
  *                 logger.warn("ERROR: unexpected pattern %s in set of precomputed collocations", s)
  *             else:
  *                 chunk = ()             # <<<<<<<<<<<<<<
@@ -36981,7 +37505,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __Pyx_INCREF(__pyx_empty_tuple);
       __Pyx_XDECREF_SET(__pyx_v_chunk, __pyx_empty_tuple);
 
-      /* "precomputation.pxi":426
+      /* "cdec/sa/precomputation.pxi":426
  *             else:
  *                 chunk = ()
  *                 max_rank = 0             # <<<<<<<<<<<<<<
@@ -36990,7 +37514,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
  */
       __pyx_v_max_rank = 0;
 
-      /* "precomputation.pxi":427
+      /* "cdec/sa/precomputation.pxi":427
  *                 chunk = ()
  *                 max_rank = 0
  *                 arity = 0             # <<<<<<<<<<<<<<
@@ -37000,7 +37524,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __Pyx_INCREF(__pyx_int_0);
       __Pyx_XDECREF_SET(__pyx_v_arity, __pyx_int_0);
 
-      /* "precomputation.pxi":428
+      /* "cdec/sa/precomputation.pxi":428
  *                 max_rank = 0
  *                 arity = 0
  *                 for word_id in pattern:             # <<<<<<<<<<<<<<
@@ -37047,7 +37571,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __Pyx_XDECREF_SET(__pyx_v_word_id, __pyx_t_1);
         __pyx_t_1 = 0;
 
-        /* "precomputation.pxi":429
+        /* "cdec/sa/precomputation.pxi":429
  *                 arity = 0
  *                 for word_id in pattern:
  *                     if word_id == -1:             # <<<<<<<<<<<<<<
@@ -37059,7 +37583,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
         if (__pyx_t_18) {
 
-          /* "precomputation.pxi":430
+          /* "cdec/sa/precomputation.pxi":430
  *                 for word_id in pattern:
  *                     if word_id == -1:
  *                         max_rank = max(max_rank, pattern_rank[chunk])             # <<<<<<<<<<<<<<
@@ -37089,7 +37613,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
           __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
           __pyx_v_max_rank = __pyx_t_17;
 
-          /* "precomputation.pxi":431
+          /* "cdec/sa/precomputation.pxi":431
  *                     if word_id == -1:
  *                         max_rank = max(max_rank, pattern_rank[chunk])
  *                         arity = arity + 1             # <<<<<<<<<<<<<<
@@ -37101,7 +37625,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
           __Pyx_DECREF_SET(__pyx_v_arity, __pyx_t_9);
           __pyx_t_9 = 0;
 
-          /* "precomputation.pxi":432
+          /* "cdec/sa/precomputation.pxi":432
  *                         max_rank = max(max_rank, pattern_rank[chunk])
  *                         arity = arity + 1
  *                         chunk = ()             # <<<<<<<<<<<<<<
@@ -37114,7 +37638,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         }
         /*else*/ {
 
-          /* "precomputation.pxi":434
+          /* "cdec/sa/precomputation.pxi":434
  *                         chunk = ()
  *                     else:
  *                         chunk = chunk + (word_id,)             # <<<<<<<<<<<<<<
@@ -37134,7 +37658,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
         }
         __pyx_L71:;
 
-        /* "precomputation.pxi":428
+        /* "cdec/sa/precomputation.pxi":428
  *                 max_rank = 0
  *                 arity = 0
  *                 for word_id in pattern:             # <<<<<<<<<<<<<<
@@ -37144,7 +37668,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       }
       __Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
 
-      /* "precomputation.pxi":435
+      /* "cdec/sa/precomputation.pxi":435
  *                     else:
  *                         chunk = chunk + (word_id,)
  *                 max_rank = max(max_rank, pattern_rank[chunk])             # <<<<<<<<<<<<<<
@@ -37174,7 +37698,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
       __pyx_v_max_rank = __pyx_t_17;
 
-      /* "precomputation.pxi":436
+      /* "cdec/sa/precomputation.pxi":436
  *                         chunk = chunk + (word_id,)
  *                 max_rank = max(max_rank, pattern_rank[chunk])
  *                 cost_by_rank.arr[max_rank] = cost_by_rank.arr[max_rank] + (4*len(arr))             # <<<<<<<<<<<<<<
@@ -37184,7 +37708,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
       __pyx_t_13 = PyObject_Length(__pyx_v_arr); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 436; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       (__pyx_v_cost_by_rank->arr[__pyx_v_max_rank]) = ((__pyx_v_cost_by_rank->arr[__pyx_v_max_rank]) + (4 * __pyx_t_13));
 
-      /* "precomputation.pxi":437
+      /* "cdec/sa/precomputation.pxi":437
  *                 max_rank = max(max_rank, pattern_rank[chunk])
  *                 cost_by_rank.arr[max_rank] = cost_by_rank.arr[max_rank] + (4*len(arr))
  *                 count_by_rank.arr[max_rank] = count_by_rank.arr[max_rank] + (len(arr)/(arity+1))             # <<<<<<<<<<<<<<
@@ -37214,7 +37738,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   }
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":439
+  /* "cdec/sa/precomputation.pxi":439
  *                 count_by_rank.arr[max_rank] = count_by_rank.arr[max_rank] + (len(arr)/(arity+1))
  * 
  *         cumul_cost = 0             # <<<<<<<<<<<<<<
@@ -37224,7 +37748,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_INCREF(__pyx_int_0);
   __pyx_v_cumul_cost = __pyx_int_0;
 
-  /* "precomputation.pxi":440
+  /* "cdec/sa/precomputation.pxi":440
  * 
  *         cumul_cost = 0
  *         cumul_count = 0             # <<<<<<<<<<<<<<
@@ -37234,7 +37758,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_INCREF(__pyx_int_0);
   __pyx_v_cumul_count = __pyx_int_0;
 
-  /* "precomputation.pxi":441
+  /* "cdec/sa/precomputation.pxi":441
  *         cumul_cost = 0
  *         cumul_count = 0
  *         for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -37244,7 +37768,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __pyx_t_14 = __pyx_v_N;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_14; __pyx_v_i++) {
 
-    /* "precomputation.pxi":442
+    /* "cdec/sa/precomputation.pxi":442
  *         cumul_count = 0
  *         for i from 0 <= i < N:
  *             cumul_cost = cumul_cost + cost_by_rank.arr[i]             # <<<<<<<<<<<<<<
@@ -37259,7 +37783,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_DECREF_SET(__pyx_v_cumul_cost, __pyx_t_7);
     __pyx_t_7 = 0;
 
-    /* "precomputation.pxi":443
+    /* "cdec/sa/precomputation.pxi":443
  *         for i from 0 <= i < N:
  *             cumul_cost = cumul_cost + cost_by_rank.arr[i]
  *             cumul_count = cumul_count + count_by_rank.arr[i]             # <<<<<<<<<<<<<<
@@ -37274,7 +37798,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_DECREF_SET(__pyx_v_cumul_count, __pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "precomputation.pxi":444
+    /* "cdec/sa/precomputation.pxi":444
  *             cumul_cost = cumul_cost + cost_by_rank.arr[i]
  *             cumul_count = cumul_count + count_by_rank.arr[i]
  *             logger.debug("RANK %d\tCOUNT, COST: %d    %d\tCUMUL: %d, %d", i, count_by_rank.arr[i], cost_by_rank.arr[i], cumul_count, cumul_cost)             # <<<<<<<<<<<<<<
@@ -37334,7 +37858,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   }
 
-  /* "precomputation.pxi":446
+  /* "cdec/sa/precomputation.pxi":446
  *             logger.debug("RANK %d\tCOUNT, COST: %d    %d\tCUMUL: %d, %d", i, count_by_rank.arr[i], cost_by_rank.arr[i], cumul_count, cumul_cost)
  * 
  *         num_found_patterns = len(self.precomputed_collocations)             # <<<<<<<<<<<<<<
@@ -37347,7 +37871,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   __pyx_v_num_found_patterns = __pyx_t_2;
 
-  /* "precomputation.pxi":447
+  /* "cdec/sa/precomputation.pxi":447
  * 
  *         num_found_patterns = len(self.precomputed_collocations)
  *         for pattern in IJ_set:             # <<<<<<<<<<<<<<
@@ -37373,7 +37897,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __Pyx_XDECREF_SET(__pyx_v_pattern, __pyx_t_9);
     __pyx_t_9 = 0;
 
-    /* "precomputation.pxi":448
+    /* "cdec/sa/precomputation.pxi":448
  *         num_found_patterns = len(self.precomputed_collocations)
  *         for pattern in IJ_set:
  *             if pattern not in self.precomputed_collocations:             # <<<<<<<<<<<<<<
@@ -37384,7 +37908,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     __pyx_t_12 = (__pyx_t_18 != 0);
     if (__pyx_t_12) {
 
-      /* "precomputation.pxi":449
+      /* "cdec/sa/precomputation.pxi":449
  *         for pattern in IJ_set:
  *             if pattern not in self.precomputed_collocations:
  *                 self.precomputed_collocations[pattern] = IntList()             # <<<<<<<<<<<<<<
@@ -37399,7 +37923,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
     }
     __pyx_L76:;
 
-    /* "precomputation.pxi":447
+    /* "cdec/sa/precomputation.pxi":447
  * 
  *         num_found_patterns = len(self.precomputed_collocations)
  *         for pattern in IJ_set:             # <<<<<<<<<<<<<<
@@ -37409,7 +37933,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   }
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":451
+  /* "cdec/sa/precomputation.pxi":451
  *                 self.precomputed_collocations[pattern] = IntList()
  * 
  *         cdef float stop_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -37440,7 +37964,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   __pyx_v_stop_time = __pyx_t_5;
 
-  /* "precomputation.pxi":452
+  /* "cdec/sa/precomputation.pxi":452
  * 
  *         cdef float stop_time = monitor_cpu()
  *         logger.info("Precomputed collocations for %d patterns out of %d possible (upper bound %d)", num_found_patterns, len(self.precomputed_collocations), x)             # <<<<<<<<<<<<<<
@@ -37495,7 +38019,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":453
+  /* "cdec/sa/precomputation.pxi":453
  *         cdef float stop_time = monitor_cpu()
  *         logger.info("Precomputed collocations for %d patterns out of %d possible (upper bound %d)", num_found_patterns, len(self.precomputed_collocations), x)
  *         logger.info("Precomputed inverted index for %d patterns ", len(self.precomputed_index))             # <<<<<<<<<<<<<<
@@ -37541,7 +38065,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":454
+  /* "cdec/sa/precomputation.pxi":454
  *         logger.info("Precomputed collocations for %d patterns out of %d possible (upper bound %d)", num_found_patterns, len(self.precomputed_collocations), x)
  *         logger.info("Precomputed inverted index for %d patterns ", len(self.precomputed_index))
  *         logger.info("Precomputation took %f seconds", (stop_time - start_time))             # <<<<<<<<<<<<<<
@@ -37582,7 +38106,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "precomputation.pxi":278
+  /* "cdec/sa/precomputation.pxi":278
  * 
  * 
  *     def precompute(self, stats, SuffixArray sarray):             # <<<<<<<<<<<<<<
@@ -37637,7 +38161,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_14Precomputation_6precompute(struct __p
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":11
+/* "cdec/sa/suffix_array.pxi":11
  *     cdef IntList ha
  * 
  *     def __cinit__(self, from_binary=None, from_text=None, side=None):             # <<<<<<<<<<<<<<
@@ -37736,7 +38260,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11SuffixArray___cinit__(struct __pyx_obj_4cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "suffix_array.pxi":12
+  /* "cdec/sa/suffix_array.pxi":12
  * 
  *     def __cinit__(self, from_binary=None, from_text=None, side=None):
  *         self.darray = DataArray()             # <<<<<<<<<<<<<<
@@ -37751,7 +38275,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11SuffixArray___cinit__(struct __pyx_obj_4cde
   __pyx_v_self->darray = ((struct __pyx_obj_4cdec_2sa_3_sa_DataArray *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "suffix_array.pxi":13
+  /* "cdec/sa/suffix_array.pxi":13
  *     def __cinit__(self, from_binary=None, from_text=None, side=None):
  *         self.darray = DataArray()
  *         self.sa = IntList()             # <<<<<<<<<<<<<<
@@ -37766,7 +38290,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11SuffixArray___cinit__(struct __pyx_obj_4cde
   __pyx_v_self->sa = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "suffix_array.pxi":14
+  /* "cdec/sa/suffix_array.pxi":14
  *         self.darray = DataArray()
  *         self.sa = IntList()
  *         self.ha = IntList()             # <<<<<<<<<<<<<<
@@ -37781,7 +38305,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11SuffixArray___cinit__(struct __pyx_obj_4cde
   __pyx_v_self->ha = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "suffix_array.pxi":15
+  /* "cdec/sa/suffix_array.pxi":15
  *         self.sa = IntList()
  *         self.ha = IntList()
  *         if from_binary:             # <<<<<<<<<<<<<<
@@ -37791,7 +38315,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11SuffixArray___cinit__(struct __pyx_obj_4cde
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_from_binary); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "suffix_array.pxi":16
+    /* "cdec/sa/suffix_array.pxi":16
  *         self.ha = IntList()
  *         if from_binary:
  *             self.read_binary(from_binary)             # <<<<<<<<<<<<<<
@@ -37829,7 +38353,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11SuffixArray___cinit__(struct __pyx_obj_4cde
     goto __pyx_L3;
   }
 
-  /* "suffix_array.pxi":17
+  /* "cdec/sa/suffix_array.pxi":17
  *         if from_binary:
  *             self.read_binary(from_binary)
  *         elif from_text:             # <<<<<<<<<<<<<<
@@ -37839,7 +38363,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11SuffixArray___cinit__(struct __pyx_obj_4cde
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_from_text); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 17; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "suffix_array.pxi":18
+    /* "cdec/sa/suffix_array.pxi":18
  *             self.read_binary(from_binary)
  *         elif from_text:
  *             self.read_text(from_text, side)             # <<<<<<<<<<<<<<
@@ -37880,7 +38404,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11SuffixArray___cinit__(struct __pyx_obj_4cde
   }
   __pyx_L3:;
 
-  /* "suffix_array.pxi":11
+  /* "cdec/sa/suffix_array.pxi":11
  *     cdef IntList ha
  * 
  *     def __cinit__(self, from_binary=None, from_text=None, side=None):             # <<<<<<<<<<<<<<
@@ -37903,7 +38427,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11SuffixArray___cinit__(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":20
+/* "cdec/sa/suffix_array.pxi":20
  *             self.read_text(from_text, side)
  * 
  *     def __getitem__(self, i):             # <<<<<<<<<<<<<<
@@ -37934,7 +38458,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_2__getitem__(struct __pyx
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__getitem__", 0);
 
-  /* "suffix_array.pxi":21
+  /* "cdec/sa/suffix_array.pxi":21
  * 
  *     def __getitem__(self, i):
  *         return self.sa.arr[i]             # <<<<<<<<<<<<<<
@@ -37949,7 +38473,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_2__getitem__(struct __pyx
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "suffix_array.pxi":20
+  /* "cdec/sa/suffix_array.pxi":20
  *             self.read_text(from_text, side)
  * 
  *     def __getitem__(self, i):             # <<<<<<<<<<<<<<
@@ -37968,7 +38492,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_2__getitem__(struct __pyx
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":23
+/* "cdec/sa/suffix_array.pxi":23
  *         return self.sa.arr[i]
  * 
  *     def read_text(self, filename, side):             # <<<<<<<<<<<<<<
@@ -38072,7 +38596,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("read_text", 0);
 
-  /* "suffix_array.pxi":29
+  /* "cdec/sa/suffix_array.pxi":29
  *         cdef IntList isa, word_count
  * 
  *         self.darray = DataArray(from_text=filename, side=side, use_sent_id=True)             # <<<<<<<<<<<<<<
@@ -38093,7 +38617,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __pyx_v_self->darray = ((struct __pyx_obj_4cdec_2sa_3_sa_DataArray *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "suffix_array.pxi":30
+  /* "cdec/sa/suffix_array.pxi":30
  * 
  *         self.darray = DataArray(from_text=filename, side=side, use_sent_id=True)
  *         N = len(self.darray)             # <<<<<<<<<<<<<<
@@ -38106,7 +38630,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __pyx_v_N = __pyx_t_3;
 
-  /* "suffix_array.pxi":31
+  /* "cdec/sa/suffix_array.pxi":31
  *         self.darray = DataArray(from_text=filename, side=side, use_sent_id=True)
  *         N = len(self.darray)
  *         V = len(self.darray.id2word)             # <<<<<<<<<<<<<<
@@ -38119,7 +38643,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __pyx_v_V = __pyx_t_3;
 
-  /* "suffix_array.pxi":33
+  /* "cdec/sa/suffix_array.pxi":33
  *         V = len(self.darray.id2word)
  * 
  *         self.sa = IntList(initial_len=N)             # <<<<<<<<<<<<<<
@@ -38141,7 +38665,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __pyx_v_self->sa = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "suffix_array.pxi":34
+  /* "cdec/sa/suffix_array.pxi":34
  * 
  *         self.sa = IntList(initial_len=N)
  *         self.ha = IntList(initial_len=V+1)             # <<<<<<<<<<<<<<
@@ -38163,7 +38687,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __pyx_v_self->ha = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "suffix_array.pxi":36
+  /* "cdec/sa/suffix_array.pxi":36
  *         self.ha = IntList(initial_len=V+1)
  * 
  *         isa = IntList(initial_len=N)             # <<<<<<<<<<<<<<
@@ -38182,7 +38706,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __pyx_v_isa = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "suffix_array.pxi":37
+  /* "cdec/sa/suffix_array.pxi":37
  * 
  *         isa = IntList(initial_len=N)
  *         word_count = IntList(initial_len=V+1)             # <<<<<<<<<<<<<<
@@ -38201,7 +38725,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __pyx_v_word_count = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "suffix_array.pxi":40
+  /* "cdec/sa/suffix_array.pxi":40
  * 
  *         '''Step 1: bucket sort data'''
  *         cdef float sort_start_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -38232,7 +38756,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __pyx_v_sort_start_time = __pyx_t_5;
 
-  /* "suffix_array.pxi":41
+  /* "cdec/sa/suffix_array.pxi":41
  *         '''Step 1: bucket sort data'''
  *         cdef float sort_start_time = monitor_cpu()
  *         cdef float start_time = sort_start_time             # <<<<<<<<<<<<<<
@@ -38241,7 +38765,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
   __pyx_v_start_time = __pyx_v_sort_start_time;
 
-  /* "suffix_array.pxi":42
+  /* "cdec/sa/suffix_array.pxi":42
  *         cdef float sort_start_time = monitor_cpu()
  *         cdef float start_time = sort_start_time
  *         for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -38251,7 +38775,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __pyx_t_6 = __pyx_v_N;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_6; __pyx_v_i++) {
 
-    /* "suffix_array.pxi":43
+    /* "cdec/sa/suffix_array.pxi":43
  *         cdef float start_time = sort_start_time
  *         for i from 0 <= i < N:
  *             a_i = self.darray.data.arr[i]             # <<<<<<<<<<<<<<
@@ -38260,7 +38784,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
     __pyx_v_a_i = (__pyx_v_self->darray->data->arr[__pyx_v_i]);
 
-    /* "suffix_array.pxi":44
+    /* "cdec/sa/suffix_array.pxi":44
  *         for i from 0 <= i < N:
  *             a_i = self.darray.data.arr[i]
  *             word_count.arr[a_i] = word_count.arr[a_i] + 1             # <<<<<<<<<<<<<<
@@ -38270,7 +38794,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     (__pyx_v_word_count->arr[__pyx_v_a_i]) = ((__pyx_v_word_count->arr[__pyx_v_a_i]) + 1);
   }
 
-  /* "suffix_array.pxi":46
+  /* "cdec/sa/suffix_array.pxi":46
  *             word_count.arr[a_i] = word_count.arr[a_i] + 1
  * 
  *         n = 0             # <<<<<<<<<<<<<<
@@ -38279,7 +38803,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
   __pyx_v_n = 0;
 
-  /* "suffix_array.pxi":47
+  /* "cdec/sa/suffix_array.pxi":47
  * 
  *         n = 0
  *         for i from 0 <= i < V+1:             # <<<<<<<<<<<<<<
@@ -38289,7 +38813,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __pyx_t_7 = (__pyx_v_V + 1);
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_7; __pyx_v_i++) {
 
-    /* "suffix_array.pxi":48
+    /* "cdec/sa/suffix_array.pxi":48
  *         n = 0
  *         for i from 0 <= i < V+1:
  *             self.ha.arr[i] = n             # <<<<<<<<<<<<<<
@@ -38298,7 +38822,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
     (__pyx_v_self->ha->arr[__pyx_v_i]) = __pyx_v_n;
 
-    /* "suffix_array.pxi":49
+    /* "cdec/sa/suffix_array.pxi":49
  *         for i from 0 <= i < V+1:
  *             self.ha.arr[i] = n
  *             n = n + word_count.arr[i]             # <<<<<<<<<<<<<<
@@ -38307,7 +38831,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
     __pyx_v_n = (__pyx_v_n + (__pyx_v_word_count->arr[__pyx_v_i]));
 
-    /* "suffix_array.pxi":50
+    /* "cdec/sa/suffix_array.pxi":50
  *             self.ha.arr[i] = n
  *             n = n + word_count.arr[i]
  *             word_count.arr[i] = 0             # <<<<<<<<<<<<<<
@@ -38317,7 +38841,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     (__pyx_v_word_count->arr[__pyx_v_i]) = 0;
   }
 
-  /* "suffix_array.pxi":52
+  /* "cdec/sa/suffix_array.pxi":52
  *             word_count.arr[i] = 0
  * 
  *         for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -38327,7 +38851,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __pyx_t_6 = __pyx_v_N;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_6; __pyx_v_i++) {
 
-    /* "suffix_array.pxi":53
+    /* "cdec/sa/suffix_array.pxi":53
  * 
  *         for i from 0 <= i < N:
  *             a_i = self.darray.data.arr[i]             # <<<<<<<<<<<<<<
@@ -38336,7 +38860,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
     __pyx_v_a_i = (__pyx_v_self->darray->data->arr[__pyx_v_i]);
 
-    /* "suffix_array.pxi":54
+    /* "cdec/sa/suffix_array.pxi":54
  *         for i from 0 <= i < N:
  *             a_i = self.darray.data.arr[i]
  *             self.sa.arr[self.ha.arr[a_i] + word_count.arr[a_i]] = i             # <<<<<<<<<<<<<<
@@ -38345,7 +38869,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
     (__pyx_v_self->sa->arr[((__pyx_v_self->ha->arr[__pyx_v_a_i]) + (__pyx_v_word_count->arr[__pyx_v_a_i]))]) = __pyx_v_i;
 
-    /* "suffix_array.pxi":55
+    /* "cdec/sa/suffix_array.pxi":55
  *             a_i = self.darray.data.arr[i]
  *             self.sa.arr[self.ha.arr[a_i] + word_count.arr[a_i]] = i
  *             isa.arr[i] = self.ha.arr[a_i + 1] - 1 # bucket pointer is last index in bucket             # <<<<<<<<<<<<<<
@@ -38354,7 +38878,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
     (__pyx_v_isa->arr[__pyx_v_i]) = ((__pyx_v_self->ha->arr[(__pyx_v_a_i + 1)]) - 1);
 
-    /* "suffix_array.pxi":56
+    /* "cdec/sa/suffix_array.pxi":56
  *             self.sa.arr[self.ha.arr[a_i] + word_count.arr[a_i]] = i
  *             isa.arr[i] = self.ha.arr[a_i + 1] - 1 # bucket pointer is last index in bucket
  *             word_count.arr[a_i] = word_count.arr[a_i] + 1             # <<<<<<<<<<<<<<
@@ -38364,7 +38888,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     (__pyx_v_word_count->arr[__pyx_v_a_i]) = ((__pyx_v_word_count->arr[__pyx_v_a_i]) + 1);
   }
 
-  /* "suffix_array.pxi":59
+  /* "cdec/sa/suffix_array.pxi":59
  * 
  *         '''Determine size of initial runs'''
  *         current_run = 0             # <<<<<<<<<<<<<<
@@ -38373,7 +38897,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
   __pyx_v_current_run = 0;
 
-  /* "suffix_array.pxi":60
+  /* "cdec/sa/suffix_array.pxi":60
  *         '''Determine size of initial runs'''
  *         current_run = 0
  *         for i from 0 <= i < V+1:             # <<<<<<<<<<<<<<
@@ -38383,7 +38907,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __pyx_t_7 = (__pyx_v_V + 1);
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_7; __pyx_v_i++) {
 
-    /* "suffix_array.pxi":61
+    /* "cdec/sa/suffix_array.pxi":61
  *         current_run = 0
  *         for i from 0 <= i < V+1:
  *             if i < V and self.ha.arr[i+1] - self.ha.arr[i] == 1:             # <<<<<<<<<<<<<<
@@ -38403,7 +38927,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     __pyx_L12_bool_binop_done:;
     if (__pyx_t_8) {
 
-      /* "suffix_array.pxi":62
+      /* "cdec/sa/suffix_array.pxi":62
  *         for i from 0 <= i < V+1:
  *             if i < V and self.ha.arr[i+1] - self.ha.arr[i] == 1:
  *                 current_run = current_run + 1             # <<<<<<<<<<<<<<
@@ -38415,7 +38939,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     }
     /*else*/ {
 
-      /* "suffix_array.pxi":64
+      /* "cdec/sa/suffix_array.pxi":64
  *                 current_run = current_run + 1
  *             else:
  *                 if current_run > 0:             # <<<<<<<<<<<<<<
@@ -38425,7 +38949,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
       __pyx_t_8 = ((__pyx_v_current_run > 0) != 0);
       if (__pyx_t_8) {
 
-        /* "suffix_array.pxi":65
+        /* "cdec/sa/suffix_array.pxi":65
  *             else:
  *                 if current_run > 0:
  *                     self.sa.arr[self.ha.arr[i] - current_run] = -current_run             # <<<<<<<<<<<<<<
@@ -38434,7 +38958,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
         (__pyx_v_self->sa->arr[((__pyx_v_self->ha->arr[__pyx_v_i]) - __pyx_v_current_run)]) = (-__pyx_v_current_run);
 
-        /* "suffix_array.pxi":66
+        /* "cdec/sa/suffix_array.pxi":66
  *                 if current_run > 0:
  *                     self.sa.arr[self.ha.arr[i] - current_run] = -current_run
  *                     current_run = 0             # <<<<<<<<<<<<<<
@@ -38449,7 +38973,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     __pyx_L11:;
   }
 
-  /* "suffix_array.pxi":68
+  /* "cdec/sa/suffix_array.pxi":68
  *                     current_run = 0
  * 
  *         logger.info("    Bucket sort took %f seconds", (monitor_cpu() - sort_start_time))             # <<<<<<<<<<<<<<
@@ -38516,7 +39040,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "suffix_array.pxi":71
+  /* "cdec/sa/suffix_array.pxi":71
  * 
  *         '''Step 2: prefix-doubling sort'''
  *         h = 1             # <<<<<<<<<<<<<<
@@ -38525,7 +39049,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
   __pyx_v_h = 1;
 
-  /* "suffix_array.pxi":72
+  /* "cdec/sa/suffix_array.pxi":72
  *         '''Step 2: prefix-doubling sort'''
  *         h = 1
  *         while self.sa.arr[0] != -N:             # <<<<<<<<<<<<<<
@@ -38536,7 +39060,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     __pyx_t_8 = (((__pyx_v_self->sa->arr[0]) != (-__pyx_v_N)) != 0);
     if (!__pyx_t_8) break;
 
-    /* "suffix_array.pxi":73
+    /* "cdec/sa/suffix_array.pxi":73
  *         h = 1
  *         while self.sa.arr[0] != -N:
  *             sort_start_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -38567,7 +39091,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     __pyx_v_sort_start_time = __pyx_t_5;
 
-    /* "suffix_array.pxi":74
+    /* "cdec/sa/suffix_array.pxi":74
  *         while self.sa.arr[0] != -N:
  *             sort_start_time = monitor_cpu()
  *             logger.debug("    Refining, sort depth = %d", h)             # <<<<<<<<<<<<<<
@@ -38610,7 +39134,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "suffix_array.pxi":75
+    /* "cdec/sa/suffix_array.pxi":75
  *             sort_start_time = monitor_cpu()
  *             logger.debug("    Refining, sort depth = %d", h)
  *             i = 0             # <<<<<<<<<<<<<<
@@ -38619,7 +39143,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
     __pyx_v_i = 0;
 
-    /* "suffix_array.pxi":76
+    /* "cdec/sa/suffix_array.pxi":76
  *             logger.debug("    Refining, sort depth = %d", h)
  *             i = 0
  *             skip = 0             # <<<<<<<<<<<<<<
@@ -38628,7 +39152,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
     __pyx_v_skip = 0;
 
-    /* "suffix_array.pxi":77
+    /* "cdec/sa/suffix_array.pxi":77
  *             i = 0
  *             skip = 0
  *             while i < N:             # <<<<<<<<<<<<<<
@@ -38639,7 +39163,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
       __pyx_t_8 = ((__pyx_v_i < __pyx_v_N) != 0);
       if (!__pyx_t_8) break;
 
-      /* "suffix_array.pxi":78
+      /* "cdec/sa/suffix_array.pxi":78
  *             skip = 0
  *             while i < N:
  *                 if self.sa.arr[i] < 0:             # <<<<<<<<<<<<<<
@@ -38649,7 +39173,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
       __pyx_t_8 = (((__pyx_v_self->sa->arr[__pyx_v_i]) < 0) != 0);
       if (__pyx_t_8) {
 
-        /* "suffix_array.pxi":79
+        /* "cdec/sa/suffix_array.pxi":79
  *             while i < N:
  *                 if self.sa.arr[i] < 0:
  *                     skip = skip + self.sa.arr[i]             # <<<<<<<<<<<<<<
@@ -38658,7 +39182,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
         __pyx_v_skip = (__pyx_v_skip + (__pyx_v_self->sa->arr[__pyx_v_i]));
 
-        /* "suffix_array.pxi":80
+        /* "cdec/sa/suffix_array.pxi":80
  *                 if self.sa.arr[i] < 0:
  *                     skip = skip + self.sa.arr[i]
  *                     i = i - self.sa.arr[i]             # <<<<<<<<<<<<<<
@@ -38670,7 +39194,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
       }
       /*else*/ {
 
-        /* "suffix_array.pxi":82
+        /* "cdec/sa/suffix_array.pxi":82
  *                     i = i - self.sa.arr[i]
  *                 else:
  *                     if skip < 0:             # <<<<<<<<<<<<<<
@@ -38680,7 +39204,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
         __pyx_t_8 = ((__pyx_v_skip < 0) != 0);
         if (__pyx_t_8) {
 
-          /* "suffix_array.pxi":83
+          /* "cdec/sa/suffix_array.pxi":83
  *                 else:
  *                     if skip < 0:
  *                         self.sa.arr[i+skip] = skip             # <<<<<<<<<<<<<<
@@ -38689,7 +39213,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
           (__pyx_v_self->sa->arr[(__pyx_v_i + __pyx_v_skip)]) = __pyx_v_skip;
 
-          /* "suffix_array.pxi":84
+          /* "cdec/sa/suffix_array.pxi":84
  *                     if skip < 0:
  *                         self.sa.arr[i+skip] = skip
  *                         skip = 0             # <<<<<<<<<<<<<<
@@ -38701,7 +39225,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
         }
         __pyx_L20:;
 
-        /* "suffix_array.pxi":85
+        /* "cdec/sa/suffix_array.pxi":85
  *                         self.sa.arr[i+skip] = skip
  *                         skip = 0
  *                     j = isa.arr[self.sa.arr[i]]             # <<<<<<<<<<<<<<
@@ -38710,7 +39234,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
         __pyx_v_j = (__pyx_v_isa->arr[(__pyx_v_self->sa->arr[__pyx_v_i])]);
 
-        /* "suffix_array.pxi":86
+        /* "cdec/sa/suffix_array.pxi":86
  *                         skip = 0
  *                     j = isa.arr[self.sa.arr[i]]
  *                     self.q3sort(i, j, h, isa)             # <<<<<<<<<<<<<<
@@ -38760,7 +39284,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-        /* "suffix_array.pxi":87
+        /* "cdec/sa/suffix_array.pxi":87
  *                     j = isa.arr[self.sa.arr[i]]
  *                     self.q3sort(i, j, h, isa)
  *                     i = j+1             # <<<<<<<<<<<<<<
@@ -38772,7 +39296,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
       __pyx_L19:;
     }
 
-    /* "suffix_array.pxi":88
+    /* "cdec/sa/suffix_array.pxi":88
  *                     self.q3sort(i, j, h, isa)
  *                     i = j+1
  *             if skip < 0:             # <<<<<<<<<<<<<<
@@ -38782,7 +39306,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     __pyx_t_8 = ((__pyx_v_skip < 0) != 0);
     if (__pyx_t_8) {
 
-      /* "suffix_array.pxi":89
+      /* "cdec/sa/suffix_array.pxi":89
  *                     i = j+1
  *             if skip < 0:
  *                 self.sa.arr[i+skip] = skip             # <<<<<<<<<<<<<<
@@ -38794,7 +39318,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     }
     __pyx_L21:;
 
-    /* "suffix_array.pxi":90
+    /* "cdec/sa/suffix_array.pxi":90
  *             if skip < 0:
  *                 self.sa.arr[i+skip] = skip
  *             h = h * 2             # <<<<<<<<<<<<<<
@@ -38803,7 +39327,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
     __pyx_v_h = (__pyx_v_h * 2);
 
-    /* "suffix_array.pxi":91
+    /* "cdec/sa/suffix_array.pxi":91
  *                 self.sa.arr[i+skip] = skip
  *             h = h * 2
  *             logger.debug("    Refinement took %f seconds", (monitor_cpu() - sort_start_time))             # <<<<<<<<<<<<<<
@@ -38871,7 +39395,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   }
 
-  /* "suffix_array.pxi":94
+  /* "cdec/sa/suffix_array.pxi":94
  * 
  *         '''Step 3: read off suffix array from inverse suffix array'''
  *         logger.info("    Finalizing sort...")             # <<<<<<<<<<<<<<
@@ -38888,7 +39412,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __Pyx_DECREF(__pyx_t_13); __pyx_t_13 = 0;
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "suffix_array.pxi":95
+  /* "cdec/sa/suffix_array.pxi":95
  *         '''Step 3: read off suffix array from inverse suffix array'''
  *         logger.info("    Finalizing sort...")
  *         for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -38898,7 +39422,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __pyx_t_6 = __pyx_v_N;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_6; __pyx_v_i++) {
 
-    /* "suffix_array.pxi":96
+    /* "cdec/sa/suffix_array.pxi":96
  *         logger.info("    Finalizing sort...")
  *         for i from 0 <= i < N:
  *             j = isa.arr[i]             # <<<<<<<<<<<<<<
@@ -38907,7 +39431,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
  */
     __pyx_v_j = (__pyx_v_isa->arr[__pyx_v_i]);
 
-    /* "suffix_array.pxi":97
+    /* "cdec/sa/suffix_array.pxi":97
  *         for i from 0 <= i < N:
  *             j = isa.arr[i]
  *             self.sa.arr[j] = i             # <<<<<<<<<<<<<<
@@ -38917,7 +39441,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
     (__pyx_v_self->sa->arr[__pyx_v_j]) = __pyx_v_i;
   }
 
-  /* "suffix_array.pxi":98
+  /* "cdec/sa/suffix_array.pxi":98
  *             j = isa.arr[i]
  *             self.sa.arr[j] = i
  *         logger.info("Suffix array construction took %f seconds", (monitor_cpu() - start_time))             # <<<<<<<<<<<<<<
@@ -38984,7 +39508,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "suffix_array.pxi":23
+  /* "cdec/sa/suffix_array.pxi":23
  *         return self.sa.arr[i]
  * 
  *     def read_text(self, filename, side):             # <<<<<<<<<<<<<<
@@ -39013,7 +39537,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_4read_text(struct __pyx_o
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":100
+/* "cdec/sa/suffix_array.pxi":100
  *         logger.info("Suffix array construction took %f seconds", (monitor_cpu() - start_time))
  * 
  *     def q3sort(self, int i, int j, int h, IntList isa, pad=""):             # <<<<<<<<<<<<<<
@@ -39143,7 +39667,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("q3sort", 0);
 
-  /* "suffix_array.pxi":107
+  /* "cdec/sa/suffix_array.pxi":107
  *         cdef int k, midpoint, pval, phead, ptail, tmp
  * 
  *         if j-i < -1:             # <<<<<<<<<<<<<<
@@ -39153,7 +39677,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   __pyx_t_1 = (((__pyx_v_j - __pyx_v_i) < -1) != 0);
   if (__pyx_t_1) {
 
-    /* "suffix_array.pxi":108
+    /* "cdec/sa/suffix_array.pxi":108
  * 
  *         if j-i < -1:
  *             raise Exception("Unexpected condition found in q3sort: sort from %d to %d" % (i,j))             # <<<<<<<<<<<<<<
@@ -39188,7 +39712,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
     {__pyx_filename = __pyx_f[12]; __pyx_lineno = 108; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "suffix_array.pxi":109
+  /* "cdec/sa/suffix_array.pxi":109
  *         if j-i < -1:
  *             raise Exception("Unexpected condition found in q3sort: sort from %d to %d" % (i,j))
  *         if j-i == -1:    # recursive base case -- empty interval             # <<<<<<<<<<<<<<
@@ -39198,7 +39722,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   __pyx_t_1 = (((__pyx_v_j - __pyx_v_i) == -1) != 0);
   if (__pyx_t_1) {
 
-    /* "suffix_array.pxi":110
+    /* "cdec/sa/suffix_array.pxi":110
  *             raise Exception("Unexpected condition found in q3sort: sort from %d to %d" % (i,j))
  *         if j-i == -1:    # recursive base case -- empty interval
  *             return             # <<<<<<<<<<<<<<
@@ -39210,7 +39734,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
     goto __pyx_L0;
   }
 
-  /* "suffix_array.pxi":111
+  /* "cdec/sa/suffix_array.pxi":111
  *         if j-i == -1:    # recursive base case -- empty interval
  *             return
  *         if (j-i == 0):    # recursive base case -- singleton interval             # <<<<<<<<<<<<<<
@@ -39220,7 +39744,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   __pyx_t_1 = (((__pyx_v_j - __pyx_v_i) == 0) != 0);
   if (__pyx_t_1) {
 
-    /* "suffix_array.pxi":112
+    /* "cdec/sa/suffix_array.pxi":112
  *             return
  *         if (j-i == 0):    # recursive base case -- singleton interval
  *             isa.arr[self.sa.arr[i]] = i             # <<<<<<<<<<<<<<
@@ -39229,7 +39753,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
     (__pyx_v_isa->arr[(__pyx_v_self->sa->arr[__pyx_v_i])]) = __pyx_v_i;
 
-    /* "suffix_array.pxi":113
+    /* "cdec/sa/suffix_array.pxi":113
  *         if (j-i == 0):    # recursive base case -- singleton interval
  *             isa.arr[self.sa.arr[i]] = i
  *             self.sa.arr[i] = -1             # <<<<<<<<<<<<<<
@@ -39238,7 +39762,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
     (__pyx_v_self->sa->arr[__pyx_v_i]) = -1;
 
-    /* "suffix_array.pxi":114
+    /* "cdec/sa/suffix_array.pxi":114
  *             isa.arr[self.sa.arr[i]] = i
  *             self.sa.arr[i] = -1
  *             return             # <<<<<<<<<<<<<<
@@ -39250,7 +39774,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
     goto __pyx_L0;
   }
 
-  /* "suffix_array.pxi":123
+  /* "cdec/sa/suffix_array.pxi":123
  *         # If the method of assigning word_id's is changed, this method
  *         # may need to be reconsidered as well.
  *         midpoint = (i+j)/2             # <<<<<<<<<<<<<<
@@ -39259,7 +39783,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
   __pyx_v_midpoint = __Pyx_div_long((__pyx_v_i + __pyx_v_j), 2);
 
-  /* "suffix_array.pxi":124
+  /* "cdec/sa/suffix_array.pxi":124
  *         # may need to be reconsidered as well.
  *         midpoint = (i+j)/2
  *         pval = isa.arr[self.sa.arr[midpoint] + h]             # <<<<<<<<<<<<<<
@@ -39268,7 +39792,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
   __pyx_v_pval = (__pyx_v_isa->arr[((__pyx_v_self->sa->arr[__pyx_v_midpoint]) + __pyx_v_h)]);
 
-  /* "suffix_array.pxi":125
+  /* "cdec/sa/suffix_array.pxi":125
  *         midpoint = (i+j)/2
  *         pval = isa.arr[self.sa.arr[midpoint] + h]
  *         if i != midpoint:             # <<<<<<<<<<<<<<
@@ -39278,7 +39802,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   __pyx_t_1 = ((__pyx_v_i != __pyx_v_midpoint) != 0);
   if (__pyx_t_1) {
 
-    /* "suffix_array.pxi":126
+    /* "cdec/sa/suffix_array.pxi":126
  *         pval = isa.arr[self.sa.arr[midpoint] + h]
  *         if i != midpoint:
  *             tmp = self.sa.arr[midpoint]             # <<<<<<<<<<<<<<
@@ -39287,7 +39811,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
     __pyx_v_tmp = (__pyx_v_self->sa->arr[__pyx_v_midpoint]);
 
-    /* "suffix_array.pxi":127
+    /* "cdec/sa/suffix_array.pxi":127
  *         if i != midpoint:
  *             tmp = self.sa.arr[midpoint]
  *             self.sa.arr[midpoint] = self.sa.arr[i]             # <<<<<<<<<<<<<<
@@ -39296,7 +39820,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
     (__pyx_v_self->sa->arr[__pyx_v_midpoint]) = (__pyx_v_self->sa->arr[__pyx_v_i]);
 
-    /* "suffix_array.pxi":128
+    /* "cdec/sa/suffix_array.pxi":128
  *             tmp = self.sa.arr[midpoint]
  *             self.sa.arr[midpoint] = self.sa.arr[i]
  *             self.sa.arr[i] = tmp             # <<<<<<<<<<<<<<
@@ -39308,7 +39832,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   }
   __pyx_L6:;
 
-  /* "suffix_array.pxi":129
+  /* "cdec/sa/suffix_array.pxi":129
  *             self.sa.arr[midpoint] = self.sa.arr[i]
  *             self.sa.arr[i] = tmp
  *         phead = i             # <<<<<<<<<<<<<<
@@ -39317,7 +39841,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
   __pyx_v_phead = __pyx_v_i;
 
-  /* "suffix_array.pxi":130
+  /* "cdec/sa/suffix_array.pxi":130
  *             self.sa.arr[i] = tmp
  *         phead = i
  *         ptail = i             # <<<<<<<<<<<<<<
@@ -39326,7 +39850,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
   __pyx_v_ptail = __pyx_v_i;
 
-  /* "suffix_array.pxi":134
+  /* "cdec/sa/suffix_array.pxi":134
  *         # find the three partitions.    phead marks the first element
  *         # of the middle partition, and ptail marks the last element
  *         for k from i+1 <= k < j+1:             # <<<<<<<<<<<<<<
@@ -39336,7 +39860,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   __pyx_t_5 = (__pyx_v_j + 1);
   for (__pyx_v_k = (__pyx_v_i + 1); __pyx_v_k < __pyx_t_5; __pyx_v_k++) {
 
-    /* "suffix_array.pxi":135
+    /* "cdec/sa/suffix_array.pxi":135
  *         # of the middle partition, and ptail marks the last element
  *         for k from i+1 <= k < j+1:
  *             if isa.arr[self.sa.arr[k] + h] < pval:             # <<<<<<<<<<<<<<
@@ -39346,7 +39870,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
     __pyx_t_1 = (((__pyx_v_isa->arr[((__pyx_v_self->sa->arr[__pyx_v_k]) + __pyx_v_h)]) < __pyx_v_pval) != 0);
     if (__pyx_t_1) {
 
-      /* "suffix_array.pxi":136
+      /* "cdec/sa/suffix_array.pxi":136
  *         for k from i+1 <= k < j+1:
  *             if isa.arr[self.sa.arr[k] + h] < pval:
  *                 if k > ptail+1:             # <<<<<<<<<<<<<<
@@ -39356,7 +39880,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
       __pyx_t_1 = ((__pyx_v_k > (__pyx_v_ptail + 1)) != 0);
       if (__pyx_t_1) {
 
-        /* "suffix_array.pxi":137
+        /* "cdec/sa/suffix_array.pxi":137
  *             if isa.arr[self.sa.arr[k] + h] < pval:
  *                 if k > ptail+1:
  *                     tmp = self.sa.arr[phead]             # <<<<<<<<<<<<<<
@@ -39365,7 +39889,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
         __pyx_v_tmp = (__pyx_v_self->sa->arr[__pyx_v_phead]);
 
-        /* "suffix_array.pxi":138
+        /* "cdec/sa/suffix_array.pxi":138
  *                 if k > ptail+1:
  *                     tmp = self.sa.arr[phead]
  *                     self.sa.arr[phead] = self.sa.arr[k]             # <<<<<<<<<<<<<<
@@ -39374,7 +39898,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
         (__pyx_v_self->sa->arr[__pyx_v_phead]) = (__pyx_v_self->sa->arr[__pyx_v_k]);
 
-        /* "suffix_array.pxi":139
+        /* "cdec/sa/suffix_array.pxi":139
  *                     tmp = self.sa.arr[phead]
  *                     self.sa.arr[phead] = self.sa.arr[k]
  *                     self.sa.arr[k] = self.sa.arr[ptail+1]             # <<<<<<<<<<<<<<
@@ -39383,7 +39907,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
         (__pyx_v_self->sa->arr[__pyx_v_k]) = (__pyx_v_self->sa->arr[(__pyx_v_ptail + 1)]);
 
-        /* "suffix_array.pxi":140
+        /* "cdec/sa/suffix_array.pxi":140
  *                     self.sa.arr[phead] = self.sa.arr[k]
  *                     self.sa.arr[k] = self.sa.arr[ptail+1]
  *                     self.sa.arr[ptail+1] = tmp             # <<<<<<<<<<<<<<
@@ -39395,7 +39919,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
       }
       /*else*/ {
 
-        /* "suffix_array.pxi":142
+        /* "cdec/sa/suffix_array.pxi":142
  *                     self.sa.arr[ptail+1] = tmp
  *                 else: # k == ptail+1
  *                     tmp = self.sa.arr[phead]             # <<<<<<<<<<<<<<
@@ -39404,7 +39928,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
         __pyx_v_tmp = (__pyx_v_self->sa->arr[__pyx_v_phead]);
 
-        /* "suffix_array.pxi":143
+        /* "cdec/sa/suffix_array.pxi":143
  *                 else: # k == ptail+1
  *                     tmp = self.sa.arr[phead]
  *                     self.sa.arr[phead] = self.sa.arr[k]             # <<<<<<<<<<<<<<
@@ -39413,7 +39937,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
         (__pyx_v_self->sa->arr[__pyx_v_phead]) = (__pyx_v_self->sa->arr[__pyx_v_k]);
 
-        /* "suffix_array.pxi":144
+        /* "cdec/sa/suffix_array.pxi":144
  *                     tmp = self.sa.arr[phead]
  *                     self.sa.arr[phead] = self.sa.arr[k]
  *                     self.sa.arr[k] = tmp             # <<<<<<<<<<<<<<
@@ -39424,7 +39948,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
       }
       __pyx_L10:;
 
-      /* "suffix_array.pxi":145
+      /* "cdec/sa/suffix_array.pxi":145
  *                     self.sa.arr[phead] = self.sa.arr[k]
  *                     self.sa.arr[k] = tmp
  *                 phead = phead + 1             # <<<<<<<<<<<<<<
@@ -39433,7 +39957,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
       __pyx_v_phead = (__pyx_v_phead + 1);
 
-      /* "suffix_array.pxi":146
+      /* "cdec/sa/suffix_array.pxi":146
  *                     self.sa.arr[k] = tmp
  *                 phead = phead + 1
  *                 ptail = ptail + 1             # <<<<<<<<<<<<<<
@@ -39445,7 +39969,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
     }
     /*else*/ {
 
-      /* "suffix_array.pxi":148
+      /* "cdec/sa/suffix_array.pxi":148
  *                 ptail = ptail + 1
  *             else:
  *                 if isa.arr[self.sa.arr[k] + h] == pval:             # <<<<<<<<<<<<<<
@@ -39455,7 +39979,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
       __pyx_t_1 = (((__pyx_v_isa->arr[((__pyx_v_self->sa->arr[__pyx_v_k]) + __pyx_v_h)]) == __pyx_v_pval) != 0);
       if (__pyx_t_1) {
 
-        /* "suffix_array.pxi":149
+        /* "cdec/sa/suffix_array.pxi":149
  *             else:
  *                 if isa.arr[self.sa.arr[k] + h] == pval:
  *                     if k > ptail+1:             # <<<<<<<<<<<<<<
@@ -39465,7 +39989,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
         __pyx_t_1 = ((__pyx_v_k > (__pyx_v_ptail + 1)) != 0);
         if (__pyx_t_1) {
 
-          /* "suffix_array.pxi":150
+          /* "cdec/sa/suffix_array.pxi":150
  *                 if isa.arr[self.sa.arr[k] + h] == pval:
  *                     if k > ptail+1:
  *                         tmp = self.sa.arr[ptail+1]             # <<<<<<<<<<<<<<
@@ -39474,7 +39998,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
           __pyx_v_tmp = (__pyx_v_self->sa->arr[(__pyx_v_ptail + 1)]);
 
-          /* "suffix_array.pxi":151
+          /* "cdec/sa/suffix_array.pxi":151
  *                     if k > ptail+1:
  *                         tmp = self.sa.arr[ptail+1]
  *                         self.sa.arr[ptail+1] = self.sa.arr[k]             # <<<<<<<<<<<<<<
@@ -39483,7 +40007,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
  */
           (__pyx_v_self->sa->arr[(__pyx_v_ptail + 1)]) = (__pyx_v_self->sa->arr[__pyx_v_k]);
 
-          /* "suffix_array.pxi":152
+          /* "cdec/sa/suffix_array.pxi":152
  *                         tmp = self.sa.arr[ptail+1]
  *                         self.sa.arr[ptail+1] = self.sa.arr[k]
  *                         self.sa.arr[k] = tmp             # <<<<<<<<<<<<<<
@@ -39495,7 +40019,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
         }
         __pyx_L12:;
 
-        /* "suffix_array.pxi":153
+        /* "cdec/sa/suffix_array.pxi":153
  *                         self.sa.arr[ptail+1] = self.sa.arr[k]
  *                         self.sa.arr[k] = tmp
  *                     ptail = ptail + 1             # <<<<<<<<<<<<<<
@@ -39510,7 +40034,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
     __pyx_L9:;
   }
 
-  /* "suffix_array.pxi":156
+  /* "cdec/sa/suffix_array.pxi":156
  * 
  *         # recursively sort smaller suffixes
  *         self.q3sort(i, phead-1, h, isa, pad+"    ")             # <<<<<<<<<<<<<<
@@ -39565,7 +40089,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "suffix_array.pxi":160
+  /* "cdec/sa/suffix_array.pxi":160
  *         # update suffixes with pivot value
  *         # corresponds to update_group function in Larsson & Sadakane
  *         for k from phead <= k < ptail+1:             # <<<<<<<<<<<<<<
@@ -39575,7 +40099,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   __pyx_t_5 = (__pyx_v_ptail + 1);
   for (__pyx_v_k = __pyx_v_phead; __pyx_v_k < __pyx_t_5; __pyx_v_k++) {
 
-    /* "suffix_array.pxi":161
+    /* "cdec/sa/suffix_array.pxi":161
  *         # corresponds to update_group function in Larsson & Sadakane
  *         for k from phead <= k < ptail+1:
  *             isa.arr[self.sa.arr[k]] = ptail             # <<<<<<<<<<<<<<
@@ -39585,7 +40109,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
     (__pyx_v_isa->arr[(__pyx_v_self->sa->arr[__pyx_v_k])]) = __pyx_v_ptail;
   }
 
-  /* "suffix_array.pxi":162
+  /* "cdec/sa/suffix_array.pxi":162
  *         for k from phead <= k < ptail+1:
  *             isa.arr[self.sa.arr[k]] = ptail
  *         if phead == ptail:             # <<<<<<<<<<<<<<
@@ -39595,7 +40119,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   __pyx_t_1 = ((__pyx_v_phead == __pyx_v_ptail) != 0);
   if (__pyx_t_1) {
 
-    /* "suffix_array.pxi":163
+    /* "cdec/sa/suffix_array.pxi":163
  *             isa.arr[self.sa.arr[k]] = ptail
  *         if phead == ptail:
  *             self.sa.arr[phead] = -1             # <<<<<<<<<<<<<<
@@ -39607,7 +40131,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   }
   __pyx_L15:;
 
-  /* "suffix_array.pxi":166
+  /* "cdec/sa/suffix_array.pxi":166
  * 
  *         # recursively sort larger suffixes
  *         self.q3sort(ptail+1, j, h, isa, pad+"    ")             # <<<<<<<<<<<<<<
@@ -39662,7 +40186,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "suffix_array.pxi":100
+  /* "cdec/sa/suffix_array.pxi":100
  *         logger.info("Suffix array construction took %f seconds", (monitor_cpu() - start_time))
  * 
  *     def q3sort(self, int i, int j, int h, IntList isa, pad=""):             # <<<<<<<<<<<<<<
@@ -39690,7 +40214,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_6q3sort(struct __pyx_obj_
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":169
+/* "cdec/sa/suffix_array.pxi":169
  * 
  * 
  *     def write_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -39737,7 +40261,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_8write_text(struct __pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_text", 0);
 
-  /* "suffix_array.pxi":170
+  /* "cdec/sa/suffix_array.pxi":170
  * 
  *     def write_text(self, char* filename):
  *         self.darray.write_text(filename)             # <<<<<<<<<<<<<<
@@ -39776,7 +40300,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_8write_text(struct __pyx_
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "suffix_array.pxi":169
+  /* "cdec/sa/suffix_array.pxi":169
  * 
  * 
  *     def write_text(self, char* filename):             # <<<<<<<<<<<<<<
@@ -39801,7 +40325,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_8write_text(struct __pyx_
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":172
+/* "cdec/sa/suffix_array.pxi":172
  *         self.darray.write_text(filename)
  * 
  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -39841,7 +40365,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_10read_binary(struct __py
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("read_binary", 0);
 
-  /* "suffix_array.pxi":174
+  /* "cdec/sa/suffix_array.pxi":174
  *     def read_binary(self, char* filename):
  *         cdef FILE *f
  *         f = fopen(filename, "r")             # <<<<<<<<<<<<<<
@@ -39850,7 +40374,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_10read_binary(struct __py
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_r);
 
-  /* "suffix_array.pxi":175
+  /* "cdec/sa/suffix_array.pxi":175
  *         cdef FILE *f
  *         f = fopen(filename, "r")
  *         self.darray.read_handle(f)             # <<<<<<<<<<<<<<
@@ -39859,7 +40383,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_10read_binary(struct __py
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_DataArray *)__pyx_v_self->darray->__pyx_vtab)->read_handle(__pyx_v_self->darray, __pyx_v_f);
 
-  /* "suffix_array.pxi":176
+  /* "cdec/sa/suffix_array.pxi":176
  *         f = fopen(filename, "r")
  *         self.darray.read_handle(f)
  *         self.sa.read_handle(f)             # <<<<<<<<<<<<<<
@@ -39868,7 +40392,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_10read_binary(struct __py
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->sa->__pyx_vtab)->read_handle(__pyx_v_self->sa, __pyx_v_f);
 
-  /* "suffix_array.pxi":177
+  /* "cdec/sa/suffix_array.pxi":177
  *         self.darray.read_handle(f)
  *         self.sa.read_handle(f)
  *         self.ha.read_handle(f)             # <<<<<<<<<<<<<<
@@ -39877,7 +40401,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_10read_binary(struct __py
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->ha->__pyx_vtab)->read_handle(__pyx_v_self->ha, __pyx_v_f);
 
-  /* "suffix_array.pxi":178
+  /* "cdec/sa/suffix_array.pxi":178
  *         self.sa.read_handle(f)
  *         self.ha.read_handle(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -39886,7 +40410,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_10read_binary(struct __py
  */
   fclose(__pyx_v_f);
 
-  /* "suffix_array.pxi":172
+  /* "cdec/sa/suffix_array.pxi":172
  *         self.darray.write_text(filename)
  * 
  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -39901,7 +40425,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_10read_binary(struct __py
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":180
+/* "cdec/sa/suffix_array.pxi":180
  *         fclose(f)
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -39941,7 +40465,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_12write_binary(struct __p
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("write_binary", 0);
 
-  /* "suffix_array.pxi":182
+  /* "cdec/sa/suffix_array.pxi":182
  *     def write_binary(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "w")             # <<<<<<<<<<<<<<
@@ -39950,7 +40474,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_12write_binary(struct __p
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k_w);
 
-  /* "suffix_array.pxi":183
+  /* "cdec/sa/suffix_array.pxi":183
  *         cdef FILE* f
  *         f = fopen(filename, "w")
  *         self.darray.write_handle(f)             # <<<<<<<<<<<<<<
@@ -39959,7 +40483,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_12write_binary(struct __p
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_DataArray *)__pyx_v_self->darray->__pyx_vtab)->write_handle(__pyx_v_self->darray, __pyx_v_f);
 
-  /* "suffix_array.pxi":184
+  /* "cdec/sa/suffix_array.pxi":184
  *         f = fopen(filename, "w")
  *         self.darray.write_handle(f)
  *         self.sa.write_handle(f)             # <<<<<<<<<<<<<<
@@ -39968,7 +40492,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_12write_binary(struct __p
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->sa->__pyx_vtab)->write_handle(__pyx_v_self->sa, __pyx_v_f);
 
-  /* "suffix_array.pxi":185
+  /* "cdec/sa/suffix_array.pxi":185
  *         self.darray.write_handle(f)
  *         self.sa.write_handle(f)
  *         self.ha.write_handle(f)             # <<<<<<<<<<<<<<
@@ -39977,7 +40501,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_12write_binary(struct __p
  */
   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_self->ha->__pyx_vtab)->write_handle(__pyx_v_self->ha, __pyx_v_f);
 
-  /* "suffix_array.pxi":186
+  /* "cdec/sa/suffix_array.pxi":186
  *         self.sa.write_handle(f)
  *         self.ha.write_handle(f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -39986,7 +40510,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_12write_binary(struct __p
  */
   fclose(__pyx_v_f);
 
-  /* "suffix_array.pxi":180
+  /* "cdec/sa/suffix_array.pxi":180
  *         fclose(f)
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -40001,7 +40525,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_12write_binary(struct __p
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":188
+/* "cdec/sa/suffix_array.pxi":188
  *         fclose(f)
  * 
  *     def write_enhanced(self, char* filename):             # <<<<<<<<<<<<<<
@@ -40061,7 +40585,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("write_enhanced", 0);
 
-  /* "suffix_array.pxi":189
+  /* "cdec/sa/suffix_array.pxi":189
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -40117,7 +40641,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
           __pyx_v_f = __pyx_t_4;
           __pyx_t_4 = 0;
 
-          /* "suffix_array.pxi":190
+          /* "cdec/sa/suffix_array.pxi":190
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:
  *             self.darray.write_enhanced_handle(f)             # <<<<<<<<<<<<<<
@@ -40153,7 +40677,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-          /* "suffix_array.pxi":191
+          /* "cdec/sa/suffix_array.pxi":191
  *         with open(filename, "w") as f:
  *             self.darray.write_enhanced_handle(f)
  *             for a_i in self.sa:             # <<<<<<<<<<<<<<
@@ -40200,7 +40724,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
             __Pyx_XDECREF_SET(__pyx_v_a_i, __pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "suffix_array.pxi":192
+            /* "cdec/sa/suffix_array.pxi":192
  *             self.darray.write_enhanced_handle(f)
  *             for a_i in self.sa:
  *                 f.write("%d " % a_i)             # <<<<<<<<<<<<<<
@@ -40239,7 +40763,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
             __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
             __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-            /* "suffix_array.pxi":191
+            /* "cdec/sa/suffix_array.pxi":191
  *         with open(filename, "w") as f:
  *             self.darray.write_enhanced_handle(f)
  *             for a_i in self.sa:             # <<<<<<<<<<<<<<
@@ -40249,7 +40773,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
           }
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-          /* "suffix_array.pxi":193
+          /* "cdec/sa/suffix_array.pxi":193
  *             for a_i in self.sa:
  *                 f.write("%d " % a_i)
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -40263,7 +40787,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-          /* "suffix_array.pxi":194
+          /* "cdec/sa/suffix_array.pxi":194
  *                 f.write("%d " % a_i)
  *             f.write("\n")
  *             for w_i in self.ha:             # <<<<<<<<<<<<<<
@@ -40310,7 +40834,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
             __Pyx_XDECREF_SET(__pyx_v_w_i, __pyx_t_4);
             __pyx_t_4 = 0;
 
-            /* "suffix_array.pxi":195
+            /* "cdec/sa/suffix_array.pxi":195
  *             f.write("\n")
  *             for w_i in self.ha:
  *                 f.write("%d " % w_i)             # <<<<<<<<<<<<<<
@@ -40349,7 +40873,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
             __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
             __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-            /* "suffix_array.pxi":194
+            /* "cdec/sa/suffix_array.pxi":194
  *                 f.write("%d " % a_i)
  *             f.write("\n")
  *             for w_i in self.ha:             # <<<<<<<<<<<<<<
@@ -40359,7 +40883,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
           }
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-          /* "suffix_array.pxi":196
+          /* "cdec/sa/suffix_array.pxi":196
  *             for w_i in self.ha:
  *                 f.write("%d " % w_i)
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -40385,7 +40909,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
         __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-        /* "suffix_array.pxi":189
+        /* "cdec/sa/suffix_array.pxi":189
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -40456,7 +40980,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
     __pyx_L22:;
   }
 
-  /* "suffix_array.pxi":188
+  /* "cdec/sa/suffix_array.pxi":188
  *         fclose(f)
  * 
  *     def write_enhanced(self, char* filename):             # <<<<<<<<<<<<<<
@@ -40485,7 +41009,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_11SuffixArray_14write_enhanced(struct _
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":198
+/* "cdec/sa/suffix_array.pxi":198
  *             f.write("\n")
  * 
  *     cdef int __search_high(self, int word_id, int offset, int low, int high):             # <<<<<<<<<<<<<<
@@ -40500,7 +41024,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_high(struct __pyx_obj_4
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("__search_high", 0);
 
-  /* "suffix_array.pxi":201
+  /* "cdec/sa/suffix_array.pxi":201
  *         cdef int midpoint
  * 
  *         if low >= high:             # <<<<<<<<<<<<<<
@@ -40510,7 +41034,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_high(struct __pyx_obj_4
   __pyx_t_1 = ((__pyx_v_low >= __pyx_v_high) != 0);
   if (__pyx_t_1) {
 
-    /* "suffix_array.pxi":202
+    /* "cdec/sa/suffix_array.pxi":202
  * 
  *         if low >= high:
  *             return high             # <<<<<<<<<<<<<<
@@ -40521,7 +41045,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_high(struct __pyx_obj_4
     goto __pyx_L0;
   }
 
-  /* "suffix_array.pxi":203
+  /* "cdec/sa/suffix_array.pxi":203
  *         if low >= high:
  *             return high
  *         midpoint = (high + low) / 2             # <<<<<<<<<<<<<<
@@ -40530,7 +41054,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_high(struct __pyx_obj_4
  */
   __pyx_v_midpoint = __Pyx_div_long((__pyx_v_high + __pyx_v_low), 2);
 
-  /* "suffix_array.pxi":204
+  /* "cdec/sa/suffix_array.pxi":204
  *             return high
  *         midpoint = (high + low) / 2
  *         if self.darray.data.arr[self.sa.arr[midpoint] + offset] == word_id:             # <<<<<<<<<<<<<<
@@ -40540,7 +41064,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_high(struct __pyx_obj_4
   __pyx_t_1 = (((__pyx_v_self->darray->data->arr[((__pyx_v_self->sa->arr[__pyx_v_midpoint]) + __pyx_v_offset)]) == __pyx_v_word_id) != 0);
   if (__pyx_t_1) {
 
-    /* "suffix_array.pxi":205
+    /* "cdec/sa/suffix_array.pxi":205
  *         midpoint = (high + low) / 2
  *         if self.darray.data.arr[self.sa.arr[midpoint] + offset] == word_id:
  *             return self.__search_high(word_id, offset, midpoint+1, high)             # <<<<<<<<<<<<<<
@@ -40552,7 +41076,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_high(struct __pyx_obj_4
   }
   /*else*/ {
 
-    /* "suffix_array.pxi":207
+    /* "cdec/sa/suffix_array.pxi":207
  *             return self.__search_high(word_id, offset, midpoint+1, high)
  *         else:
  *             return self.__search_high(word_id, offset, low, midpoint)             # <<<<<<<<<<<<<<
@@ -40563,7 +41087,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_high(struct __pyx_obj_4
     goto __pyx_L0;
   }
 
-  /* "suffix_array.pxi":198
+  /* "cdec/sa/suffix_array.pxi":198
  *             f.write("\n")
  * 
  *     cdef int __search_high(self, int word_id, int offset, int low, int high):             # <<<<<<<<<<<<<<
@@ -40577,7 +41101,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_high(struct __pyx_obj_4
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":209
+/* "cdec/sa/suffix_array.pxi":209
  *             return self.__search_high(word_id, offset, low, midpoint)
  * 
  *     cdef int __search_low(self, int word_id, int offset, int low, int high):             # <<<<<<<<<<<<<<
@@ -40592,7 +41116,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_low(struct __pyx_obj_4c
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("__search_low", 0);
 
-  /* "suffix_array.pxi":212
+  /* "cdec/sa/suffix_array.pxi":212
  *         cdef int midpoint
  * 
  *         if low >= high:             # <<<<<<<<<<<<<<
@@ -40602,7 +41126,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_low(struct __pyx_obj_4c
   __pyx_t_1 = ((__pyx_v_low >= __pyx_v_high) != 0);
   if (__pyx_t_1) {
 
-    /* "suffix_array.pxi":213
+    /* "cdec/sa/suffix_array.pxi":213
  * 
  *         if low >= high:
  *             return high             # <<<<<<<<<<<<<<
@@ -40613,7 +41137,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_low(struct __pyx_obj_4c
     goto __pyx_L0;
   }
 
-  /* "suffix_array.pxi":214
+  /* "cdec/sa/suffix_array.pxi":214
  *         if low >= high:
  *             return high
  *         midpoint = (high + low) / 2             # <<<<<<<<<<<<<<
@@ -40622,7 +41146,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_low(struct __pyx_obj_4c
  */
   __pyx_v_midpoint = __Pyx_div_long((__pyx_v_high + __pyx_v_low), 2);
 
-  /* "suffix_array.pxi":215
+  /* "cdec/sa/suffix_array.pxi":215
  *             return high
  *         midpoint = (high + low) / 2
  *         if self.darray.data.arr[self.sa.arr[midpoint] + offset] == word_id:             # <<<<<<<<<<<<<<
@@ -40632,7 +41156,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_low(struct __pyx_obj_4c
   __pyx_t_1 = (((__pyx_v_self->darray->data->arr[((__pyx_v_self->sa->arr[__pyx_v_midpoint]) + __pyx_v_offset)]) == __pyx_v_word_id) != 0);
   if (__pyx_t_1) {
 
-    /* "suffix_array.pxi":216
+    /* "cdec/sa/suffix_array.pxi":216
  *         midpoint = (high + low) / 2
  *         if self.darray.data.arr[self.sa.arr[midpoint] + offset] == word_id:
  *             return self.__search_low(word_id, offset, low, midpoint)             # <<<<<<<<<<<<<<
@@ -40644,7 +41168,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_low(struct __pyx_obj_4c
   }
   /*else*/ {
 
-    /* "suffix_array.pxi":218
+    /* "cdec/sa/suffix_array.pxi":218
  *             return self.__search_low(word_id, offset, low, midpoint)
  *         else:
  *             return self.__search_low(word_id, offset, midpoint+1, high)             # <<<<<<<<<<<<<<
@@ -40655,7 +41179,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_low(struct __pyx_obj_4c
     goto __pyx_L0;
   }
 
-  /* "suffix_array.pxi":209
+  /* "cdec/sa/suffix_array.pxi":209
  *             return self.__search_high(word_id, offset, low, midpoint)
  * 
  *     cdef int __search_low(self, int word_id, int offset, int low, int high):             # <<<<<<<<<<<<<<
@@ -40669,7 +41193,7 @@ static int __pyx_f_4cdec_2sa_3_sa_11SuffixArray___search_low(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":220
+/* "cdec/sa/suffix_array.pxi":220
  *             return self.__search_low(word_id, offset, midpoint+1, high)
  * 
  *     cdef __get_range(self, int word_id, int offset, int low, int high, int midpoint):             # <<<<<<<<<<<<<<
@@ -40688,7 +41212,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_11SuffixArray___get_range(struct __pyx_o
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get_range", 0);
 
-  /* "suffix_array.pxi":221
+  /* "cdec/sa/suffix_array.pxi":221
  * 
  *     cdef __get_range(self, int word_id, int offset, int low, int high, int midpoint):
  *         return (self.__search_low(word_id, offset, low, midpoint),             # <<<<<<<<<<<<<<
@@ -40699,7 +41223,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_11SuffixArray___get_range(struct __pyx_o
   __pyx_t_1 = __Pyx_PyInt_From_int(((struct __pyx_vtabstruct_4cdec_2sa_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___search_low(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, __pyx_v_low, __pyx_v_midpoint)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 221; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
 
-  /* "suffix_array.pxi":222
+  /* "cdec/sa/suffix_array.pxi":222
  *     cdef __get_range(self, int word_id, int offset, int low, int high, int midpoint):
  *         return (self.__search_low(word_id, offset, low, midpoint),
  *                 self.__search_high(word_id, offset, midpoint, high))             # <<<<<<<<<<<<<<
@@ -40709,7 +41233,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_11SuffixArray___get_range(struct __pyx_o
   __pyx_t_2 = __Pyx_PyInt_From_int(((struct __pyx_vtabstruct_4cdec_2sa_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___search_high(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, __pyx_v_midpoint, __pyx_v_high)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 222; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
 
-  /* "suffix_array.pxi":221
+  /* "cdec/sa/suffix_array.pxi":221
  * 
  *     cdef __get_range(self, int word_id, int offset, int low, int high, int midpoint):
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@@ -40728,7 +41252,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_11SuffixArray___get_range(struct __pyx_o
   __pyx_t_3 = 0;
   goto __pyx_L0;
 
-  /* "suffix_array.pxi":220
+  /* "cdec/sa/suffix_array.pxi":220
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  * 
  *     cdef __get_range(self, int word_id, int offset, int low, int high, int midpoint):             # <<<<<<<<<<<<<<
@@ -40749,7 +41273,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_11SuffixArray___get_range(struct __pyx_o
   return __pyx_r;
 }
 
-/* "suffix_array.pxi":224
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  * 
  *     cdef __lookup_helper(self, int word_id, int offset, int low, int high):             # <<<<<<<<<<<<<<
@@ -40770,7 +41294,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_11SuffixArray___lookup_helper(struct __p
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-  /* "suffix_array.pxi":227
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-    /* "suffix_array.pxi":228
+    /* "cdec/sa/suffix_array.pxi":228
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@@ -40805,7 +41329,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_11SuffixArray___lookup_helper(struct __p
     goto __pyx_L0;
   }
 
-  /* "suffix_array.pxi":229
+  /* "cdec/sa/suffix_array.pxi":229
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-    /* "suffix_array.pxi":230
+    /* "cdec/sa/suffix_array.pxi":230
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     goto __pyx_L0;
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-  /* "suffix_array.pxi":233
+  /* "cdec/sa/suffix_array.pxi":233
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   if (__pyx_t_1) {
 
-    /* "suffix_array.pxi":234
+    /* "cdec/sa/suffix_array.pxi":234
  *         midpoint = (high + low) / 2
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@@ -40862,7 +41386,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_11SuffixArray___lookup_helper(struct __p
     goto __pyx_L0;
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-  /* "suffix_array.pxi":235
+  /* "cdec/sa/suffix_array.pxi":235
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@@ -40872,7 +41396,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_11SuffixArray___lookup_helper(struct __p
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-    /* "suffix_array.pxi":236
+    /* "cdec/sa/suffix_array.pxi":236
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-    /* "suffix_array.pxi":238
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-    /* "suffix_array.pxi":243
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-    /* "suffix_array.pxi":245
+    /* "cdec/sa/suffix_array.pxi":245
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-  /* "suffix_array.pxi":246
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-    /* "suffix_array.pxi":247
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-    /* "suffix_array.pxi":248
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-    /* "suffix_array.pxi":250
+    /* "cdec/sa/suffix_array.pxi":250
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-static PyObject *__pyx_pw_4cdec_2sa_3_sa_11OnlineStats_9__cinit___1lambda2(PyObject *__pyx_self, CYTHON_UNUSED PyObject *unused) {
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-static PyObject *__pyx_lambda_funcdef_lambda2(CYTHON_UNUSED PyObject *__pyx_self) {
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@@ -41510,7 +42034,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats___cinit__(struct __pyx_obj_4cde
   __pyx_v_self->phrases_fe = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":55
+  /* "cdec/sa/rulefactory.pxi":55
  *         self.phrases_e = defaultdict(int)
  *         self.phrases_fe = defaultdict(lambda: defaultdict(int))
  *         self.phrases_al = defaultdict(lambda: defaultdict(tuple))             # <<<<<<<<<<<<<<
@@ -41519,7 +42043,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats___cinit__(struct __pyx_obj_4cde
  */
   __pyx_t_2 = __Pyx_GetModuleGlobalName(__pyx_n_s_defaultdict); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
-  __pyx_t_5 = __Pyx_CyFunction_NewEx(&__pyx_mdef_4cdec_2sa_3_sa_11OnlineStats_9__cinit___1lambda2, 0, __pyx_n_s_cinit___locals_lambda, NULL, __pyx_n_s_cdec_sa__sa, __pyx_d, NULL); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_5 = __Pyx_CyFunction_NewEx(&__pyx_mdef_4cdec_2sa_3_sa_11OnlineStats_9__cinit___1lambda4, 0, __pyx_n_s_cinit___locals_lambda, NULL, __pyx_n_s_cdec_sa__sa, __pyx_d, NULL); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_5);
   __pyx_t_4 = NULL;
   if (CYTHON_COMPILING_IN_CPYTHON && unlikely(PyMethod_Check(__pyx_t_2))) {
@@ -41553,7 +42077,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats___cinit__(struct __pyx_obj_4cde
   __pyx_v_self->phrases_al = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":58
+  /* "cdec/sa/rulefactory.pxi":58
  * 
  *         # Instance-specific bilex
  *         self.bilex = Bilex()             # <<<<<<<<<<<<<<
@@ -41586,7 +42110,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats___cinit__(struct __pyx_obj_4cde
   __pyx_v_self->bilex = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":47
+  /* "cdec/sa/rulefactory.pxi":47
  *     cdef public bilex
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -41610,7 +42134,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats___cinit__(struct __pyx_obj_4cde
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":40
+/* "cdec/sa/rulefactory.pxi":40
  * 
  * cdef class OnlineStats:
  *     cdef public samples_f             # <<<<<<<<<<<<<<
@@ -41705,7 +42229,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats_9samples_f_4__del__(struct __py
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":41
+/* "cdec/sa/rulefactory.pxi":41
  * cdef class OnlineStats:
  *     cdef public samples_f
  *     cdef public phrases_f             # <<<<<<<<<<<<<<
@@ -41800,7 +42324,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats_9phrases_f_4__del__(struct __py
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":42
+/* "cdec/sa/rulefactory.pxi":42
  *     cdef public samples_f
  *     cdef public phrases_f
  *     cdef public phrases_e             # <<<<<<<<<<<<<<
@@ -41895,7 +42419,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats_9phrases_e_4__del__(struct __py
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":43
+/* "cdec/sa/rulefactory.pxi":43
  *     cdef public phrases_f
  *     cdef public phrases_e
  *     cdef public phrases_fe             # <<<<<<<<<<<<<<
@@ -41990,7 +42514,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats_10phrases_fe_4__del__(struct __
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":44
+/* "cdec/sa/rulefactory.pxi":44
  *     cdef public phrases_e
  *     cdef public phrases_fe
  *     cdef public phrases_al             # <<<<<<<<<<<<<<
@@ -42085,7 +42609,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats_10phrases_al_4__del__(struct __
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":45
+/* "cdec/sa/rulefactory.pxi":45
  *     cdef public phrases_fe
  *     cdef public phrases_al
  *     cdef public bilex             # <<<<<<<<<<<<<<
@@ -42180,7 +42704,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_11OnlineStats_5bilex_4__del__(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":70
+/* "cdec/sa/rulefactory.pxi":70
  *     cdef public children
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -42213,7 +42737,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_8TrieNode___cinit__(struct __pyx_obj_4cdec_2s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "rulefactory.pxi":71
+  /* "cdec/sa/rulefactory.pxi":71
  * 
  *     def __cinit__(self):
  *         self.children = {}             # <<<<<<<<<<<<<<
@@ -42228,7 +42752,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_8TrieNode___cinit__(struct __pyx_obj_4cdec_2s
   __pyx_v_self->children = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":70
+  /* "cdec/sa/rulefactory.pxi":70
  *     cdef public children
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -42248,7 +42772,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_8TrieNode___cinit__(struct __pyx_obj_4cdec_2s
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":68
+/* "cdec/sa/rulefactory.pxi":68
  * 
  * cdef class TrieNode:
  *     cdef public children             # <<<<<<<<<<<<<<
@@ -42343,7 +42867,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_8TrieNode_8children_4__del__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":78
+/* "cdec/sa/rulefactory.pxi":78
  *     cdef public suffix_link
  * 
  *     def __cinit__(self, phrase=None, phrase_location=None, suffix_link=None):             # <<<<<<<<<<<<<<
@@ -42433,7 +42957,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_16ExtendedTrieNode___cinit__(struct __pyx_obj
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "rulefactory.pxi":79
+  /* "cdec/sa/rulefactory.pxi":79
  * 
  *     def __cinit__(self, phrase=None, phrase_location=None, suffix_link=None):
  *         self.phrase = phrase             # <<<<<<<<<<<<<<
@@ -42446,7 +42970,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_16ExtendedTrieNode___cinit__(struct __pyx_obj
   __Pyx_DECREF(__pyx_v_self->phrase);
   __pyx_v_self->phrase = __pyx_v_phrase;
 
-  /* "rulefactory.pxi":80
+  /* "cdec/sa/rulefactory.pxi":80
  *     def __cinit__(self, phrase=None, phrase_location=None, suffix_link=None):
  *         self.phrase = phrase
  *         self.phrase_location = phrase_location             # <<<<<<<<<<<<<<
@@ -42459,7 +42983,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_16ExtendedTrieNode___cinit__(struct __pyx_obj
   __Pyx_DECREF(__pyx_v_self->phrase_location);
   __pyx_v_self->phrase_location = __pyx_v_phrase_location;
 
-  /* "rulefactory.pxi":81
+  /* "cdec/sa/rulefactory.pxi":81
  *         self.phrase = phrase
  *         self.phrase_location = phrase_location
  *         self.suffix_link = suffix_link             # <<<<<<<<<<<<<<
@@ -42472,7 +42996,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_16ExtendedTrieNode___cinit__(struct __pyx_obj
   __Pyx_DECREF(__pyx_v_self->suffix_link);
   __pyx_v_self->suffix_link = __pyx_v_suffix_link;
 
-  /* "rulefactory.pxi":78
+  /* "cdec/sa/rulefactory.pxi":78
  *     cdef public suffix_link
  * 
  *     def __cinit__(self, phrase=None, phrase_location=None, suffix_link=None):             # <<<<<<<<<<<<<<
@@ -42486,7 +43010,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_16ExtendedTrieNode___cinit__(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":74
+/* "cdec/sa/rulefactory.pxi":74
  * 
  * cdef class ExtendedTrieNode(TrieNode):
  *     cdef public phrase             # <<<<<<<<<<<<<<
@@ -42581,7 +43105,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_16ExtendedTrieNode_6phrase_4__del__(struct __
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":75
+/* "cdec/sa/rulefactory.pxi":75
  * cdef class ExtendedTrieNode(TrieNode):
  *     cdef public phrase
  *     cdef public phrase_location             # <<<<<<<<<<<<<<
@@ -42676,7 +43200,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_16ExtendedTrieNode_15phrase_location_4__del__
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":76
+/* "cdec/sa/rulefactory.pxi":76
  *     cdef public phrase
  *     cdef public phrase_location
  *     cdef public suffix_link             # <<<<<<<<<<<<<<
@@ -42771,7 +43295,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_16ExtendedTrieNode_11suffix_link_4__del__(str
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":88
+/* "cdec/sa/rulefactory.pxi":88
  *     cdef public int count
  *     cdef public root
  *     def __cinit__(self, extended=False):             # <<<<<<<<<<<<<<
@@ -42847,7 +43371,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9TrieTable___cinit__(struct __pyx_obj_4cdec_2
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "rulefactory.pxi":89
+  /* "cdec/sa/rulefactory.pxi":89
  *     cdef public root
  *     def __cinit__(self, extended=False):
  *         self.count = 0             # <<<<<<<<<<<<<<
@@ -42856,7 +43380,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9TrieTable___cinit__(struct __pyx_obj_4cdec_2
  */
   __pyx_v_self->count = 0;
 
-  /* "rulefactory.pxi":90
+  /* "cdec/sa/rulefactory.pxi":90
  *     def __cinit__(self, extended=False):
  *         self.count = 0
  *         self.extended = extended             # <<<<<<<<<<<<<<
@@ -42866,7 +43390,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9TrieTable___cinit__(struct __pyx_obj_4cdec_2
   __pyx_t_1 = __Pyx_PyInt_As_int(__pyx_v_extended); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 90; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_self->extended = __pyx_t_1;
 
-  /* "rulefactory.pxi":91
+  /* "cdec/sa/rulefactory.pxi":91
  *         self.count = 0
  *         self.extended = extended
  *         if extended:             # <<<<<<<<<<<<<<
@@ -42876,7 +43400,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9TrieTable___cinit__(struct __pyx_obj_4cdec_2
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_extended); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 91; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "rulefactory.pxi":92
+    /* "cdec/sa/rulefactory.pxi":92
  *         self.extended = extended
  *         if extended:
  *             self.root = ExtendedTrieNode()             # <<<<<<<<<<<<<<
@@ -42894,7 +43418,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9TrieTable___cinit__(struct __pyx_obj_4cdec_2
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":94
+    /* "cdec/sa/rulefactory.pxi":94
  *             self.root = ExtendedTrieNode()
  *         else:
  *             self.root = TrieNode()             # <<<<<<<<<<<<<<
@@ -42911,7 +43435,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9TrieTable___cinit__(struct __pyx_obj_4cdec_2
   }
   __pyx_L3:;
 
-  /* "rulefactory.pxi":88
+  /* "cdec/sa/rulefactory.pxi":88
  *     cdef public int count
  *     cdef public root
  *     def __cinit__(self, extended=False):             # <<<<<<<<<<<<<<
@@ -42931,7 +43455,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9TrieTable___cinit__(struct __pyx_obj_4cdec_2
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":85
+/* "cdec/sa/rulefactory.pxi":85
  * 
  * cdef class TrieTable:
  *     cdef public int extended             # <<<<<<<<<<<<<<
@@ -43013,7 +43537,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9TrieTable_8extended_2__set__(struct __pyx_ob
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":86
+/* "cdec/sa/rulefactory.pxi":86
  * cdef class TrieTable:
  *     cdef public int extended
  *     cdef public int count             # <<<<<<<<<<<<<<
@@ -43095,7 +43619,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9TrieTable_5count_2__set__(struct __pyx_obj_4
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":87
+/* "cdec/sa/rulefactory.pxi":87
  *     cdef public int extended
  *     cdef public int count
  *     cdef public root             # <<<<<<<<<<<<<<
@@ -43190,7 +43714,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_9TrieTable_4root_4__del__(struct __pyx_obj_4c
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":114
+/* "cdec/sa/rulefactory.pxi":114
  * 
  *     # returns true if sent_id is contained
  *     cdef int contains(self, int sent_id):             # <<<<<<<<<<<<<<
@@ -43203,7 +43727,7 @@ static int __pyx_f_4cdec_2sa_3_sa_14PhraseLocation_contains(CYTHON_UNUSED struct
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("contains", 0);
 
-  /* "rulefactory.pxi":115
+  /* "cdec/sa/rulefactory.pxi":115
  *     # returns true if sent_id is contained
  *     cdef int contains(self, int sent_id):
  *         return 1             # <<<<<<<<<<<<<<
@@ -43213,7 +43737,7 @@ static int __pyx_f_4cdec_2sa_3_sa_14PhraseLocation_contains(CYTHON_UNUSED struct
   __pyx_r = 1;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":114
+  /* "cdec/sa/rulefactory.pxi":114
  * 
  *     # returns true if sent_id is contained
  *     cdef int contains(self, int sent_id):             # <<<<<<<<<<<<<<
@@ -43227,7 +43751,7 @@ static int __pyx_f_4cdec_2sa_3_sa_14PhraseLocation_contains(CYTHON_UNUSED struct
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":117
+/* "cdec/sa/rulefactory.pxi":117
  *         return 1
  * 
  *     def __cinit__(self, int sa_low=-1, int sa_high=-1, int arr_low=-1, int arr_high=-1,             # <<<<<<<<<<<<<<
@@ -43254,7 +43778,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_14PhraseLocation_1__cinit__(PyObject *__pyx_v
     static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_sa_low,&__pyx_n_s_sa_high,&__pyx_n_s_arr_low,&__pyx_n_s_arr_high,&__pyx_n_s_arr,&__pyx_n_s_num_subpatterns,0};
     PyObject* values[6] = {0,0,0,0,0,0};
 
-    /* "rulefactory.pxi":118
+    /* "cdec/sa/rulefactory.pxi":118
  * 
  *     def __cinit__(self, int sa_low=-1, int sa_high=-1, int arr_low=-1, int arr_high=-1,
  *             arr=None, int num_subpatterns=1):             # <<<<<<<<<<<<<<
@@ -43360,7 +43884,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_14PhraseLocation_1__cinit__(PyObject *__pyx_v
   __pyx_L4_argument_unpacking_done:;
   __pyx_r = __pyx_pf_4cdec_2sa_3_sa_14PhraseLocation___cinit__(((struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *)__pyx_v_self), __pyx_v_sa_low, __pyx_v_sa_high, __pyx_v_arr_low, __pyx_v_arr_high, __pyx_v_arr, __pyx_v_num_subpatterns);
 
-  /* "rulefactory.pxi":117
+  /* "cdec/sa/rulefactory.pxi":117
  *         return 1
  * 
  *     def __cinit__(self, int sa_low=-1, int sa_high=-1, int arr_low=-1, int arr_high=-1,             # <<<<<<<<<<<<<<
@@ -43382,7 +43906,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14PhraseLocation___cinit__(struct __pyx_obj_4
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "rulefactory.pxi":119
+  /* "cdec/sa/rulefactory.pxi":119
  *     def __cinit__(self, int sa_low=-1, int sa_high=-1, int arr_low=-1, int arr_high=-1,
  *             arr=None, int num_subpatterns=1):
  *         self.sa_low = sa_low             # <<<<<<<<<<<<<<
@@ -43391,7 +43915,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14PhraseLocation___cinit__(struct __pyx_obj_4
  */
   __pyx_v_self->sa_low = __pyx_v_sa_low;
 
-  /* "rulefactory.pxi":120
+  /* "cdec/sa/rulefactory.pxi":120
  *             arr=None, int num_subpatterns=1):
  *         self.sa_low = sa_low
  *         self.sa_high = sa_high             # <<<<<<<<<<<<<<
@@ -43400,7 +43924,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14PhraseLocation___cinit__(struct __pyx_obj_4
  */
   __pyx_v_self->sa_high = __pyx_v_sa_high;
 
-  /* "rulefactory.pxi":121
+  /* "cdec/sa/rulefactory.pxi":121
  *         self.sa_low = sa_low
  *         self.sa_high = sa_high
  *         self.arr_low = arr_low             # <<<<<<<<<<<<<<
@@ -43409,7 +43933,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14PhraseLocation___cinit__(struct __pyx_obj_4
  */
   __pyx_v_self->arr_low = __pyx_v_arr_low;
 
-  /* "rulefactory.pxi":122
+  /* "cdec/sa/rulefactory.pxi":122
  *         self.sa_high = sa_high
  *         self.arr_low = arr_low
  *         self.arr_high = arr_high             # <<<<<<<<<<<<<<
@@ -43418,7 +43942,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14PhraseLocation___cinit__(struct __pyx_obj_4
  */
   __pyx_v_self->arr_high = __pyx_v_arr_high;
 
-  /* "rulefactory.pxi":123
+  /* "cdec/sa/rulefactory.pxi":123
  *         self.arr_low = arr_low
  *         self.arr_high = arr_high
  *         self.arr = arr             # <<<<<<<<<<<<<<
@@ -43434,7 +43958,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14PhraseLocation___cinit__(struct __pyx_obj_4
   __pyx_v_self->arr = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":124
+  /* "cdec/sa/rulefactory.pxi":124
  *         self.arr_high = arr_high
  *         self.arr = arr
  *         self.num_subpatterns = num_subpatterns             # <<<<<<<<<<<<<<
@@ -43443,7 +43967,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14PhraseLocation___cinit__(struct __pyx_obj_4
  */
   __pyx_v_self->num_subpatterns = __pyx_v_num_subpatterns;
 
-  /* "rulefactory.pxi":117
+  /* "cdec/sa/rulefactory.pxi":117
  *         return 1
  * 
  *     def __cinit__(self, int sa_low=-1, int sa_high=-1, int arr_low=-1, int arr_high=-1,             # <<<<<<<<<<<<<<
@@ -43463,7 +43987,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_14PhraseLocation___cinit__(struct __pyx_obj_4
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":134
+/* "cdec/sa/rulefactory.pxi":134
  *     cdef IntList sa
  * 
  *     def __cinit__(self, int sample_size, SuffixArray fsarray):             # <<<<<<<<<<<<<<
@@ -43552,7 +44076,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7Sampler___cinit__(struct __pyx_obj_4cdec_2sa
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "rulefactory.pxi":135
+  /* "cdec/sa/rulefactory.pxi":135
  * 
  *     def __cinit__(self, int sample_size, SuffixArray fsarray):
  *         self.sample_size = sample_size             # <<<<<<<<<<<<<<
@@ -43561,7 +44085,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7Sampler___cinit__(struct __pyx_obj_4cdec_2sa
  */
   __pyx_v_self->sample_size = __pyx_v_sample_size;
 
-  /* "rulefactory.pxi":136
+  /* "cdec/sa/rulefactory.pxi":136
  *     def __cinit__(self, int sample_size, SuffixArray fsarray):
  *         self.sample_size = sample_size
  *         self.sa = fsarray.sa             # <<<<<<<<<<<<<<
@@ -43576,7 +44100,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7Sampler___cinit__(struct __pyx_obj_4cdec_2sa
   __pyx_v_self->sa = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":137
+  /* "cdec/sa/rulefactory.pxi":137
  *         self.sample_size = sample_size
  *         self.sa = fsarray.sa
  *         if sample_size > 0:             # <<<<<<<<<<<<<<
@@ -43586,7 +44110,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7Sampler___cinit__(struct __pyx_obj_4cdec_2sa
   __pyx_t_2 = ((__pyx_v_sample_size > 0) != 0);
   if (__pyx_t_2) {
 
-    /* "rulefactory.pxi":138
+    /* "cdec/sa/rulefactory.pxi":138
  *         self.sa = fsarray.sa
  *         if sample_size > 0:
  *             logger.info("Sampling strategy: uniform, max sample size = %d", sample_size)             # <<<<<<<<<<<<<<
@@ -43632,7 +44156,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7Sampler___cinit__(struct __pyx_obj_4cdec_2sa
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":140
+    /* "cdec/sa/rulefactory.pxi":140
  *             logger.info("Sampling strategy: uniform, max sample size = %d", sample_size)
  *         else:
  *             logger.info("Sampling strategy: no sampling")             # <<<<<<<<<<<<<<
@@ -43651,7 +44175,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7Sampler___cinit__(struct __pyx_obj_4cdec_2sa
   }
   __pyx_L3:;
 
-  /* "rulefactory.pxi":134
+  /* "cdec/sa/rulefactory.pxi":134
  *     cdef IntList sa
  * 
  *     def __cinit__(self, int sample_size, SuffixArray fsarray):             # <<<<<<<<<<<<<<
@@ -43675,7 +44199,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_7Sampler___cinit__(struct __pyx_obj_4cdec_2sa
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":142
+/* "cdec/sa/rulefactory.pxi":142
  *             logger.info("Sampling strategy: no sampling")
  * 
  *     def sample(self, PhraseLocation phrase_location):             # <<<<<<<<<<<<<<
@@ -43723,7 +44247,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("sample", 0);
 
-  /* "rulefactory.pxi":155
+  /* "cdec/sa/rulefactory.pxi":155
  *         cdef int num_locations, val, j
  * 
  *         sample = IntList()             # <<<<<<<<<<<<<<
@@ -43735,7 +44259,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
   __pyx_v_sample = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":156
+  /* "cdec/sa/rulefactory.pxi":156
  * 
  *         sample = IntList()
  *         if phrase_location.arr is None:             # <<<<<<<<<<<<<<
@@ -43746,7 +44270,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
   __pyx_t_3 = (__pyx_t_2 != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":157
+    /* "cdec/sa/rulefactory.pxi":157
  *         sample = IntList()
  *         if phrase_location.arr is None:
  *             num_locations = phrase_location.sa_high - phrase_location.sa_low             # <<<<<<<<<<<<<<
@@ -43755,7 +44279,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
  */
     __pyx_v_num_locations = (__pyx_v_phrase_location->sa_high - __pyx_v_phrase_location->sa_low);
 
-    /* "rulefactory.pxi":158
+    /* "cdec/sa/rulefactory.pxi":158
  *         if phrase_location.arr is None:
  *             num_locations = phrase_location.sa_high - phrase_location.sa_low
  *             if self.sample_size == -1 or num_locations <= self.sample_size:             # <<<<<<<<<<<<<<
@@ -43775,7 +44299,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
     __pyx_L5_bool_binop_done:;
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":159
+      /* "cdec/sa/rulefactory.pxi":159
  *             num_locations = phrase_location.sa_high - phrase_location.sa_low
  *             if self.sample_size == -1 or num_locations <= self.sample_size:
  *                 sample._extend_arr(self.sa.arr + phrase_location.sa_low, num_locations)             # <<<<<<<<<<<<<<
@@ -43787,7 +44311,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
     }
     /*else*/ {
 
-      /* "rulefactory.pxi":161
+      /* "cdec/sa/rulefactory.pxi":161
  *                 sample._extend_arr(self.sa.arr + phrase_location.sa_low, num_locations)
  *             else:
  *                 stepsize = float(num_locations)/float(self.sample_size)             # <<<<<<<<<<<<<<
@@ -43806,7 +44330,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
       }
       __pyx_v_stepsize = (((double)__pyx_v_num_locations) / ((double)__pyx_v_self->sample_size));
 
-      /* "rulefactory.pxi":162
+      /* "cdec/sa/rulefactory.pxi":162
  *             else:
  *                 stepsize = float(num_locations)/float(self.sample_size)
  *                 i = phrase_location.sa_low             # <<<<<<<<<<<<<<
@@ -43816,7 +44340,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
       __pyx_t_4 = __pyx_v_phrase_location->sa_low;
       __pyx_v_i = __pyx_t_4;
 
-      /* "rulefactory.pxi":163
+      /* "cdec/sa/rulefactory.pxi":163
  *                 stepsize = float(num_locations)/float(self.sample_size)
  *                 i = phrase_location.sa_low
  *                 while i < phrase_location.sa_high and sample.len < self.sample_size:             # <<<<<<<<<<<<<<
@@ -43837,7 +44361,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
         __pyx_L9_bool_binop_done:;
         if (!__pyx_t_3) break;
 
-        /* "rulefactory.pxi":166
+        /* "cdec/sa/rulefactory.pxi":166
  *                     '''Note: int(i) not guaranteed to have the desired
  *                     effect, according to the python documentation'''
  *                     if fmod(i,1.0) > 0.5:             # <<<<<<<<<<<<<<
@@ -43847,7 +44371,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
         __pyx_t_3 = ((fmod(__pyx_v_i, 1.0) > 0.5) != 0);
         if (__pyx_t_3) {
 
-          /* "rulefactory.pxi":167
+          /* "cdec/sa/rulefactory.pxi":167
  *                     effect, according to the python documentation'''
  *                     if fmod(i,1.0) > 0.5:
  *                         val = int(ceil(i))             # <<<<<<<<<<<<<<
@@ -43859,7 +44383,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
         }
         /*else*/ {
 
-          /* "rulefactory.pxi":169
+          /* "cdec/sa/rulefactory.pxi":169
  *                         val = int(ceil(i))
  *                     else:
  *                         val = int(floor(i))             # <<<<<<<<<<<<<<
@@ -43870,7 +44394,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
         }
         __pyx_L11:;
 
-        /* "rulefactory.pxi":170
+        /* "cdec/sa/rulefactory.pxi":170
  *                     else:
  *                         val = int(floor(i))
  *                     sample._append(self.sa.arr[val])             # <<<<<<<<<<<<<<
@@ -43879,7 +44403,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
  */
         ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_sample->__pyx_vtab)->_append(__pyx_v_sample, (__pyx_v_self->sa->arr[__pyx_v_val]));
 
-        /* "rulefactory.pxi":171
+        /* "cdec/sa/rulefactory.pxi":171
  *                         val = int(floor(i))
  *                     sample._append(self.sa.arr[val])
  *                     i = i + stepsize             # <<<<<<<<<<<<<<
@@ -43894,7 +44418,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":173
+    /* "cdec/sa/rulefactory.pxi":173
  *                     i = i + stepsize
  *         else:
  *             num_locations = (phrase_location.arr_high - phrase_location.arr_low) / phrase_location.num_subpatterns             # <<<<<<<<<<<<<<
@@ -43924,7 +44448,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
     }
     __pyx_v_num_locations = __Pyx_div_int(__pyx_t_4, __pyx_v_phrase_location->num_subpatterns);
 
-    /* "rulefactory.pxi":174
+    /* "cdec/sa/rulefactory.pxi":174
  *         else:
  *             num_locations = (phrase_location.arr_high - phrase_location.arr_low) / phrase_location.num_subpatterns
  *             if self.sample_size == -1 or num_locations <= self.sample_size:             # <<<<<<<<<<<<<<
@@ -43944,7 +44468,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
     __pyx_L13_bool_binop_done:;
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":175
+      /* "cdec/sa/rulefactory.pxi":175
  *             num_locations = (phrase_location.arr_high - phrase_location.arr_low) / phrase_location.num_subpatterns
  *             if self.sample_size == -1 or num_locations <= self.sample_size:
  *                 sample = phrase_location.arr             # <<<<<<<<<<<<<<
@@ -43959,7 +44483,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
     }
     /*else*/ {
 
-      /* "rulefactory.pxi":177
+      /* "cdec/sa/rulefactory.pxi":177
  *                 sample = phrase_location.arr
  *             else:
  *                 stepsize = float(num_locations)/float(self.sample_size)             # <<<<<<<<<<<<<<
@@ -43978,7 +44502,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
       }
       __pyx_v_stepsize = (((double)__pyx_v_num_locations) / ((double)__pyx_v_self->sample_size));
 
-      /* "rulefactory.pxi":178
+      /* "cdec/sa/rulefactory.pxi":178
  *             else:
  *                 stepsize = float(num_locations)/float(self.sample_size)
  *                 i = phrase_location.arr_low             # <<<<<<<<<<<<<<
@@ -43988,7 +44512,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
       __pyx_t_4 = __pyx_v_phrase_location->arr_low;
       __pyx_v_i = __pyx_t_4;
 
-      /* "rulefactory.pxi":179
+      /* "cdec/sa/rulefactory.pxi":179
  *                 stepsize = float(num_locations)/float(self.sample_size)
  *                 i = phrase_location.arr_low
  *                 while i < num_locations and sample.len < self.sample_size * phrase_location.num_subpatterns:             # <<<<<<<<<<<<<<
@@ -44009,7 +44533,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
         __pyx_L17_bool_binop_done:;
         if (!__pyx_t_3) break;
 
-        /* "rulefactory.pxi":182
+        /* "cdec/sa/rulefactory.pxi":182
  *                     '''Note: int(i) not guaranteed to have the desired
  *                     effect, according to the python documentation'''
  *                     if fmod(i,1.0) > 0.5:             # <<<<<<<<<<<<<<
@@ -44019,7 +44543,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
         __pyx_t_3 = ((fmod(__pyx_v_i, 1.0) > 0.5) != 0);
         if (__pyx_t_3) {
 
-          /* "rulefactory.pxi":183
+          /* "cdec/sa/rulefactory.pxi":183
  *                     effect, according to the python documentation'''
  *                     if fmod(i,1.0) > 0.5:
  *                         val = int(ceil(i))             # <<<<<<<<<<<<<<
@@ -44031,7 +44555,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
         }
         /*else*/ {
 
-          /* "rulefactory.pxi":185
+          /* "cdec/sa/rulefactory.pxi":185
  *                         val = int(ceil(i))
  *                     else:
  *                         val = int(floor(i))             # <<<<<<<<<<<<<<
@@ -44042,7 +44566,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
         }
         __pyx_L19:;
 
-        /* "rulefactory.pxi":186
+        /* "cdec/sa/rulefactory.pxi":186
  *                     else:
  *                         val = int(floor(i))
  *                     j = phrase_location.arr_low + (val*phrase_location.num_subpatterns)             # <<<<<<<<<<<<<<
@@ -44051,7 +44575,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
  */
         __pyx_v_j = (__pyx_v_phrase_location->arr_low + (__pyx_v_val * __pyx_v_phrase_location->num_subpatterns));
 
-        /* "rulefactory.pxi":187
+        /* "cdec/sa/rulefactory.pxi":187
  *                         val = int(floor(i))
  *                     j = phrase_location.arr_low + (val*phrase_location.num_subpatterns)
  *                     sample._extend_arr(phrase_location.arr.arr + j, phrase_location.num_subpatterns)             # <<<<<<<<<<<<<<
@@ -44060,7 +44584,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
  */
         ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_sample->__pyx_vtab)->_extend_arr(__pyx_v_sample, (__pyx_v_phrase_location->arr->arr + __pyx_v_j), __pyx_v_phrase_location->num_subpatterns);
 
-        /* "rulefactory.pxi":188
+        /* "cdec/sa/rulefactory.pxi":188
  *                     j = phrase_location.arr_low + (val*phrase_location.num_subpatterns)
  *                     sample._extend_arr(phrase_location.arr.arr + j, phrase_location.num_subpatterns)
  *                     i = i + stepsize             # <<<<<<<<<<<<<<
@@ -44074,7 +44598,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
   }
   __pyx_L3:;
 
-  /* "rulefactory.pxi":189
+  /* "cdec/sa/rulefactory.pxi":189
  *                     sample._extend_arr(phrase_location.arr.arr + j, phrase_location.num_subpatterns)
  *                     i = i + stepsize
  *         return sample             # <<<<<<<<<<<<<<
@@ -44086,7 +44610,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
   __pyx_r = ((PyObject *)__pyx_v_sample);
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":142
+  /* "cdec/sa/rulefactory.pxi":142
  *             logger.info("Sampling strategy: no sampling")
  * 
  *     def sample(self, PhraseLocation phrase_location):             # <<<<<<<<<<<<<<
@@ -44106,7 +44630,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_7Sampler_2sample(struct __pyx_obj_4cdec
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":201
+/* "cdec/sa/rulefactory.pxi":201
  * 
  * 
  * cdef void assign_matching(Matching* m, int* arr, int start, int step, int* sent_id_arr):             # <<<<<<<<<<<<<<
@@ -44118,7 +44642,7 @@ static void __pyx_f_4cdec_2sa_3_sa_assign_matching(struct __pyx_t_4cdec_2sa_3_sa
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("assign_matching", 0);
 
-  /* "rulefactory.pxi":202
+  /* "cdec/sa/rulefactory.pxi":202
  * 
  * cdef void assign_matching(Matching* m, int* arr, int start, int step, int* sent_id_arr):
  *     m.arr = arr             # <<<<<<<<<<<<<<
@@ -44127,7 +44651,7 @@ static void __pyx_f_4cdec_2sa_3_sa_assign_matching(struct __pyx_t_4cdec_2sa_3_sa
  */
   __pyx_v_m->arr = __pyx_v_arr;
 
-  /* "rulefactory.pxi":203
+  /* "cdec/sa/rulefactory.pxi":203
  * cdef void assign_matching(Matching* m, int* arr, int start, int step, int* sent_id_arr):
  *     m.arr = arr
  *     m.start = start             # <<<<<<<<<<<<<<
@@ -44136,7 +44660,7 @@ static void __pyx_f_4cdec_2sa_3_sa_assign_matching(struct __pyx_t_4cdec_2sa_3_sa
  */
   __pyx_v_m->start = __pyx_v_start;
 
-  /* "rulefactory.pxi":204
+  /* "cdec/sa/rulefactory.pxi":204
  *     m.arr = arr
  *     m.start = start
  *     m.end = start + step             # <<<<<<<<<<<<<<
@@ -44145,7 +44669,7 @@ static void __pyx_f_4cdec_2sa_3_sa_assign_matching(struct __pyx_t_4cdec_2sa_3_sa
  */
   __pyx_v_m->end = (__pyx_v_start + __pyx_v_step);
 
-  /* "rulefactory.pxi":205
+  /* "cdec/sa/rulefactory.pxi":205
  *     m.start = start
  *     m.end = start + step
  *     m.sent_id = sent_id_arr[arr[start]]             # <<<<<<<<<<<<<<
@@ -44154,7 +44678,7 @@ static void __pyx_f_4cdec_2sa_3_sa_assign_matching(struct __pyx_t_4cdec_2sa_3_sa
  */
   __pyx_v_m->sent_id = (__pyx_v_sent_id_arr[(__pyx_v_arr[__pyx_v_start])]);
 
-  /* "rulefactory.pxi":206
+  /* "cdec/sa/rulefactory.pxi":206
  *     m.end = start + step
  *     m.sent_id = sent_id_arr[arr[start]]
  *     m.size = step             # <<<<<<<<<<<<<<
@@ -44163,7 +44687,7 @@ static void __pyx_f_4cdec_2sa_3_sa_assign_matching(struct __pyx_t_4cdec_2sa_3_sa
  */
   __pyx_v_m->size = __pyx_v_step;
 
-  /* "rulefactory.pxi":201
+  /* "cdec/sa/rulefactory.pxi":201
  * 
  * 
  * cdef void assign_matching(Matching* m, int* arr, int start, int step, int* sent_id_arr):             # <<<<<<<<<<<<<<
@@ -44175,7 +44699,7 @@ static void __pyx_f_4cdec_2sa_3_sa_assign_matching(struct __pyx_t_4cdec_2sa_3_sa
   __Pyx_RefNannyFinishContext();
 }
 
-/* "rulefactory.pxi":209
+/* "cdec/sa/rulefactory.pxi":209
  * 
  * 
  * cdef int* append_combined_matching(int* arr, Matching* loc1, Matching* loc2,             # <<<<<<<<<<<<<<
@@ -44192,7 +44716,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_append_combined_matching(int *__pyx_v_arr, st
   int __pyx_t_2;
   __Pyx_RefNannySetupContext("append_combined_matching", 0);
 
-  /* "rulefactory.pxi":213
+  /* "cdec/sa/rulefactory.pxi":213
  *     cdef int i, new_len
  * 
  *     new_len = result_len[0] + num_subpatterns             # <<<<<<<<<<<<<<
@@ -44201,7 +44725,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_append_combined_matching(int *__pyx_v_arr, st
  */
   __pyx_v_new_len = ((__pyx_v_result_len[0]) + __pyx_v_num_subpatterns);
 
-  /* "rulefactory.pxi":214
+  /* "cdec/sa/rulefactory.pxi":214
  * 
  *     new_len = result_len[0] + num_subpatterns
  *     arr = <int*> realloc(arr, new_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -44210,7 +44734,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_append_combined_matching(int *__pyx_v_arr, st
  */
   __pyx_v_arr = ((int *)realloc(__pyx_v_arr, (__pyx_v_new_len * (sizeof(int)))));
 
-  /* "rulefactory.pxi":216
+  /* "cdec/sa/rulefactory.pxi":216
  *     arr = <int*> realloc(arr, new_len*sizeof(int))
  * 
  *     for i from 0 <= i < loc1.size:             # <<<<<<<<<<<<<<
@@ -44220,7 +44744,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_append_combined_matching(int *__pyx_v_arr, st
   __pyx_t_1 = __pyx_v_loc1->size;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "rulefactory.pxi":217
+    /* "cdec/sa/rulefactory.pxi":217
  * 
  *     for i from 0 <= i < loc1.size:
  *         arr[result_len[0]+i] = loc1.arr[loc1.start+i]             # <<<<<<<<<<<<<<
@@ -44230,7 +44754,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_append_combined_matching(int *__pyx_v_arr, st
     (__pyx_v_arr[((__pyx_v_result_len[0]) + __pyx_v_i)]) = (__pyx_v_loc1->arr[(__pyx_v_loc1->start + __pyx_v_i)]);
   }
 
-  /* "rulefactory.pxi":218
+  /* "cdec/sa/rulefactory.pxi":218
  *     for i from 0 <= i < loc1.size:
  *         arr[result_len[0]+i] = loc1.arr[loc1.start+i]
  *     if num_subpatterns > loc1.size:             # <<<<<<<<<<<<<<
@@ -44240,7 +44764,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_append_combined_matching(int *__pyx_v_arr, st
   __pyx_t_2 = ((__pyx_v_num_subpatterns > __pyx_v_loc1->size) != 0);
   if (__pyx_t_2) {
 
-    /* "rulefactory.pxi":219
+    /* "cdec/sa/rulefactory.pxi":219
  *         arr[result_len[0]+i] = loc1.arr[loc1.start+i]
  *     if num_subpatterns > loc1.size:
  *         arr[new_len-1] = loc2.arr[loc2.end-1]             # <<<<<<<<<<<<<<
@@ -44252,7 +44776,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_append_combined_matching(int *__pyx_v_arr, st
   }
   __pyx_L5:;
 
-  /* "rulefactory.pxi":220
+  /* "cdec/sa/rulefactory.pxi":220
  *     if num_subpatterns > loc1.size:
  *         arr[new_len-1] = loc2.arr[loc2.end-1]
  *     result_len[0] = new_len             # <<<<<<<<<<<<<<
@@ -44261,7 +44785,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_append_combined_matching(int *__pyx_v_arr, st
  */
   (__pyx_v_result_len[0]) = __pyx_v_new_len;
 
-  /* "rulefactory.pxi":221
+  /* "cdec/sa/rulefactory.pxi":221
  *         arr[new_len-1] = loc2.arr[loc2.end-1]
  *     result_len[0] = new_len
  *     return arr             # <<<<<<<<<<<<<<
@@ -44271,7 +44795,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_append_combined_matching(int *__pyx_v_arr, st
   __pyx_r = __pyx_v_arr;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":209
+  /* "cdec/sa/rulefactory.pxi":209
  * 
  * 
  * cdef int* append_combined_matching(int* arr, Matching* loc1, Matching* loc2,             # <<<<<<<<<<<<<<
@@ -44285,7 +44809,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_append_combined_matching(int *__pyx_v_arr, st
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":224
+/* "cdec/sa/rulefactory.pxi":224
  * 
  * 
  * cdef int* extend_arr(int* arr, int* arr_len, int* appendix, int appendix_len):             # <<<<<<<<<<<<<<
@@ -44299,7 +44823,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_extend_arr(int *__pyx_v_arr, int *__pyx_v_arr
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("extend_arr", 0);
 
-  /* "rulefactory.pxi":227
+  /* "cdec/sa/rulefactory.pxi":227
  *     cdef int new_len
  * 
  *     new_len = arr_len[0] + appendix_len             # <<<<<<<<<<<<<<
@@ -44308,7 +44832,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_extend_arr(int *__pyx_v_arr, int *__pyx_v_arr
  */
   __pyx_v_new_len = ((__pyx_v_arr_len[0]) + __pyx_v_appendix_len);
 
-  /* "rulefactory.pxi":228
+  /* "cdec/sa/rulefactory.pxi":228
  * 
  *     new_len = arr_len[0] + appendix_len
  *     arr = <int*> realloc(arr, new_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -44317,7 +44841,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_extend_arr(int *__pyx_v_arr, int *__pyx_v_arr
  */
   __pyx_v_arr = ((int *)realloc(__pyx_v_arr, (__pyx_v_new_len * (sizeof(int)))));
 
-  /* "rulefactory.pxi":229
+  /* "cdec/sa/rulefactory.pxi":229
  *     new_len = arr_len[0] + appendix_len
  *     arr = <int*> realloc(arr, new_len*sizeof(int))
  *     memcpy(arr+arr_len[0], appendix, appendix_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -44326,7 +44850,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_extend_arr(int *__pyx_v_arr, int *__pyx_v_arr
  */
   memcpy((__pyx_v_arr + (__pyx_v_arr_len[0])), __pyx_v_appendix, (__pyx_v_appendix_len * (sizeof(int))));
 
-  /* "rulefactory.pxi":230
+  /* "cdec/sa/rulefactory.pxi":230
  *     arr = <int*> realloc(arr, new_len*sizeof(int))
  *     memcpy(arr+arr_len[0], appendix, appendix_len*sizeof(int))
  *     arr_len[0] = new_len             # <<<<<<<<<<<<<<
@@ -44335,7 +44859,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_extend_arr(int *__pyx_v_arr, int *__pyx_v_arr
  */
   (__pyx_v_arr_len[0]) = __pyx_v_new_len;
 
-  /* "rulefactory.pxi":231
+  /* "cdec/sa/rulefactory.pxi":231
  *     memcpy(arr+arr_len[0], appendix, appendix_len*sizeof(int))
  *     arr_len[0] = new_len
  *     return arr             # <<<<<<<<<<<<<<
@@ -44345,7 +44869,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_extend_arr(int *__pyx_v_arr, int *__pyx_v_arr
   __pyx_r = __pyx_v_arr;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":224
+  /* "cdec/sa/rulefactory.pxi":224
  * 
  * 
  * cdef int* extend_arr(int* arr, int* arr_len, int* appendix, int appendix_len):             # <<<<<<<<<<<<<<
@@ -44359,7 +44883,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_extend_arr(int *__pyx_v_arr, int *__pyx_v_arr
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":233
+/* "cdec/sa/rulefactory.pxi":233
  *     return arr
  * 
  * cdef int median(int low, int high, int step):             # <<<<<<<<<<<<<<
@@ -44376,7 +44900,7 @@ static int __pyx_f_4cdec_2sa_3_sa_median(int __pyx_v_low, int __pyx_v_high, int
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("median", 0);
 
-  /* "rulefactory.pxi":234
+  /* "cdec/sa/rulefactory.pxi":234
  * 
  * cdef int median(int low, int high, int step):
  *     return low + (((high - low)/step)/2)*step             # <<<<<<<<<<<<<<
@@ -44407,7 +44931,7 @@ static int __pyx_f_4cdec_2sa_3_sa_median(int __pyx_v_low, int __pyx_v_high, int
   __pyx_r = (__pyx_v_low + (__Pyx_div_long(__Pyx_div_int(__pyx_t_1, __pyx_v_step), 2) * __pyx_v_step));
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":233
+  /* "cdec/sa/rulefactory.pxi":233
  *     return arr
  * 
  * cdef int median(int low, int high, int step):             # <<<<<<<<<<<<<<
@@ -44424,7 +44948,7 @@ static int __pyx_f_4cdec_2sa_3_sa_median(int __pyx_v_low, int __pyx_v_high, int
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":237
+/* "cdec/sa/rulefactory.pxi":237
  * 
  * 
  * cdef void find_comparable_matchings(int low, int high, int* arr, int step, int loc, int* loc_minus, int* loc_plus):             # <<<<<<<<<<<<<<
@@ -44438,7 +44962,7 @@ static void __pyx_f_4cdec_2sa_3_sa_find_comparable_matchings(int __pyx_v_low, in
   int __pyx_t_2;
   __Pyx_RefNannySetupContext("find_comparable_matchings", 0);
 
-  /* "rulefactory.pxi":241
+  /* "cdec/sa/rulefactory.pxi":241
  *     # in which all matchings have the same first index as the one
  *     # starting at loc
  *     loc_plus[0] = loc + step             # <<<<<<<<<<<<<<
@@ -44447,7 +44971,7 @@ static void __pyx_f_4cdec_2sa_3_sa_find_comparable_matchings(int __pyx_v_low, in
  */
   (__pyx_v_loc_plus[0]) = (__pyx_v_loc + __pyx_v_step);
 
-  /* "rulefactory.pxi":242
+  /* "cdec/sa/rulefactory.pxi":242
  *     # starting at loc
  *     loc_plus[0] = loc + step
  *     while loc_plus[0] < high and arr[loc_plus[0]] == arr[loc]:             # <<<<<<<<<<<<<<
@@ -44468,7 +44992,7 @@ static void __pyx_f_4cdec_2sa_3_sa_find_comparable_matchings(int __pyx_v_low, in
     __pyx_L5_bool_binop_done:;
     if (!__pyx_t_1) break;
 
-    /* "rulefactory.pxi":243
+    /* "cdec/sa/rulefactory.pxi":243
  *     loc_plus[0] = loc + step
  *     while loc_plus[0] < high and arr[loc_plus[0]] == arr[loc]:
  *         loc_plus[0] = loc_plus[0] + step             # <<<<<<<<<<<<<<
@@ -44478,7 +45002,7 @@ static void __pyx_f_4cdec_2sa_3_sa_find_comparable_matchings(int __pyx_v_low, in
     (__pyx_v_loc_plus[0]) = ((__pyx_v_loc_plus[0]) + __pyx_v_step);
   }
 
-  /* "rulefactory.pxi":244
+  /* "cdec/sa/rulefactory.pxi":244
  *     while loc_plus[0] < high and arr[loc_plus[0]] == arr[loc]:
  *         loc_plus[0] = loc_plus[0] + step
  *     loc_minus[0] = loc             # <<<<<<<<<<<<<<
@@ -44487,7 +45011,7 @@ static void __pyx_f_4cdec_2sa_3_sa_find_comparable_matchings(int __pyx_v_low, in
  */
   (__pyx_v_loc_minus[0]) = __pyx_v_loc;
 
-  /* "rulefactory.pxi":245
+  /* "cdec/sa/rulefactory.pxi":245
  *         loc_plus[0] = loc_plus[0] + step
  *     loc_minus[0] = loc
  *     while loc_minus[0]-step >= low and arr[loc_minus[0]-step] == arr[loc]:             # <<<<<<<<<<<<<<
@@ -44508,7 +45032,7 @@ static void __pyx_f_4cdec_2sa_3_sa_find_comparable_matchings(int __pyx_v_low, in
     __pyx_L9_bool_binop_done:;
     if (!__pyx_t_1) break;
 
-    /* "rulefactory.pxi":246
+    /* "cdec/sa/rulefactory.pxi":246
  *     loc_minus[0] = loc
  *     while loc_minus[0]-step >= low and arr[loc_minus[0]-step] == arr[loc]:
  *         loc_minus[0] = loc_minus[0] - step             # <<<<<<<<<<<<<<
@@ -44518,7 +45042,7 @@ static void __pyx_f_4cdec_2sa_3_sa_find_comparable_matchings(int __pyx_v_low, in
     (__pyx_v_loc_minus[0]) = ((__pyx_v_loc_minus[0]) - __pyx_v_step);
   }
 
-  /* "rulefactory.pxi":237
+  /* "cdec/sa/rulefactory.pxi":237
  * 
  * 
  * cdef void find_comparable_matchings(int low, int high, int* arr, int step, int loc, int* loc_minus, int* loc_plus):             # <<<<<<<<<<<<<<
@@ -44530,7 +45054,7 @@ static void __pyx_f_4cdec_2sa_3_sa_find_comparable_matchings(int __pyx_v_low, in
   __Pyx_RefNannyFinishContext();
 }
 
-/* "rulefactory.pxi":303
+/* "cdec/sa/rulefactory.pxi":303
  *     cdef bilex
  * 
  *     def __cinit__(self,             # <<<<<<<<<<<<<<
@@ -44573,7 +45097,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
     static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_alignment,&__pyx_n_s_bilex,&__pyx_n_s_by_slack_factor,&__pyx_n_s_category,&__pyx_n_s_max_chunks,&__pyx_n_s_max_initial_size,&__pyx_n_s_max_length,&__pyx_n_s_max_nonterminals,&__pyx_n_s_max_target_chunks,&__pyx_n_s_max_target_length,&__pyx_n_s_min_gap_size,&__pyx_n_s_precompute_file,&__pyx_n_s_precompute_secondary_rank,&__pyx_n_s_precompute_rank,&__pyx_n_s_require_aligned_terminal,&__pyx_n_s_require_aligned_chunks,&__pyx_n_s_train_max_initial_size,&__pyx_n_s_train_min_gap_size,&__pyx_n_s_tight_phrases,&__pyx_n_s_use_baeza_yates,&__pyx_n_s_use_collocations,&__pyx_n_s_use_index,0};
     PyObject* values[22] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
 
-    /* "rulefactory.pxi":307
+    /* "cdec/sa/rulefactory.pxi":307
  *             Alignment alignment,
  *             # bilexical dictionary if online
  *             bilex=None,             # <<<<<<<<<<<<<<
@@ -44582,7 +45106,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
  */
     values[1] = ((PyObject *)Py_None);
 
-    /* "rulefactory.pxi":313
+    /* "cdec/sa/rulefactory.pxi":313
  *             char* category="[X]",
  *             # maximum number of contiguous chunks of terminal symbols in RHS of a rule. If None, defaults to max_nonterminals+1
  *             max_chunks=None,             # <<<<<<<<<<<<<<
@@ -44591,7 +45115,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
  */
     values[4] = ((PyObject *)Py_None);
 
-    /* "rulefactory.pxi":321
+    /* "cdec/sa/rulefactory.pxi":321
  *             unsigned max_nonterminals=2,
  *             # maximum number of contiguous chunks of terminal symbols in target-side RHS of a rule. If None, defaults to max_nonterminals+1
  *             max_target_chunks=None,             # <<<<<<<<<<<<<<
@@ -44600,7 +45124,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
  */
     values[8] = ((PyObject *)Py_None);
 
-    /* "rulefactory.pxi":323
+    /* "cdec/sa/rulefactory.pxi":323
  *             max_target_chunks=None,
  *             # maximum number of target side symbols (both T and NT) allowed in a rule. If None, defaults to max_initial_size
  *             max_target_length=None,             # <<<<<<<<<<<<<<
@@ -44609,7 +45133,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
  */
     values[9] = ((PyObject *)Py_None);
 
-    /* "rulefactory.pxi":327
+    /* "cdec/sa/rulefactory.pxi":327
  *             unsigned min_gap_size=2,
  *             # filename of file containing precomputed collocations
  *             precompute_file=None,             # <<<<<<<<<<<<<<
@@ -44838,7 +45362,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
       __pyx_v_require_aligned_terminal = __Pyx_PyObject_IsTrue(values[14]); if (unlikely((__pyx_v_require_aligned_terminal == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 333; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
     } else {
 
-      /* "rulefactory.pxi":333
+      /* "cdec/sa/rulefactory.pxi":333
  *             unsigned precompute_rank=100,
  *             # require extracted rules to have at least one aligned word
  *             bint require_aligned_terminal=True,             # <<<<<<<<<<<<<<
@@ -44851,7 +45375,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
       __pyx_v_require_aligned_chunks = __Pyx_PyObject_IsTrue(values[15]); if (unlikely((__pyx_v_require_aligned_chunks == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 335; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
     } else {
 
-      /* "rulefactory.pxi":335
+      /* "cdec/sa/rulefactory.pxi":335
  *             bint require_aligned_terminal=True,
  *             # require each contiguous chunk of extracted rules to have at least one aligned word
  *             bint require_aligned_chunks=False,             # <<<<<<<<<<<<<<
@@ -44874,7 +45398,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
       __pyx_v_tight_phrases = __Pyx_PyObject_IsTrue(values[18]); if (unlikely((__pyx_v_tight_phrases == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 341; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
     } else {
 
-      /* "rulefactory.pxi":341
+      /* "cdec/sa/rulefactory.pxi":341
  *             unsigned train_min_gap_size=2,
  *             # False if phrases should be loose (better but slower), True otherwise
  *             bint tight_phrases=True,             # <<<<<<<<<<<<<<
@@ -44887,7 +45411,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
       __pyx_v_use_baeza_yates = __Pyx_PyObject_IsTrue(values[19]); if (unlikely((__pyx_v_use_baeza_yates == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 343; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
     } else {
 
-      /* "rulefactory.pxi":343
+      /* "cdec/sa/rulefactory.pxi":343
  *             bint tight_phrases=True,
  *             # True to require use of double-binary alg, false otherwise
  *             bint use_baeza_yates=True,             # <<<<<<<<<<<<<<
@@ -44900,7 +45424,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
       __pyx_v_use_collocations = __Pyx_PyObject_IsTrue(values[20]); if (unlikely((__pyx_v_use_collocations == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 345; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
     } else {
 
-      /* "rulefactory.pxi":345
+      /* "cdec/sa/rulefactory.pxi":345
  *             bint use_baeza_yates=True,
  *             # True to enable used of precomputed collocations
  *             bint use_collocations=True,             # <<<<<<<<<<<<<<
@@ -44913,7 +45437,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
       __pyx_v_use_index = __Pyx_PyObject_IsTrue(values[21]); if (unlikely((__pyx_v_use_index == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 347; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
     } else {
 
-      /* "rulefactory.pxi":347
+      /* "cdec/sa/rulefactory.pxi":347
  *             bint use_collocations=True,
  *             # True to enable use of precomputed inverted indices
  *             bint use_index=True):             # <<<<<<<<<<<<<<
@@ -44934,7 +45458,7 @@ static int __pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject
   if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_alignment), __pyx_ptype_4cdec_2sa_3_sa_Alignment, 1, "alignment", 0))) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 305; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_r = __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(((struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self), __pyx_v_alignment, __pyx_v_bilex, __pyx_v_by_slack_factor, __pyx_v_category, __pyx_v_max_chunks, __pyx_v_max_initial_size, __pyx_v_max_length, __pyx_v_max_nonterminals, __pyx_v_max_target_chunks, __pyx_v_max_target_length, __pyx_v_min_gap_size, __pyx_v_precompute_file, __pyx_v_precompute_secondary_rank, __pyx_v_precompute_rank, __pyx_v_require_aligned_terminal, __pyx_v_require_aligned_chunks, __pyx_v_train_max_initial_size, __pyx_v_train_min_gap_size, __pyx_v_tight_phrases, __pyx_v_use_baeza_yates, __pyx_v_use_collocations, __pyx_v_use_index);
 
-  /* "rulefactory.pxi":303
+  /* "cdec/sa/rulefactory.pxi":303
  *     cdef bilex
  * 
  *     def __cinit__(self,             # <<<<<<<<<<<<<<
@@ -44966,7 +45490,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "rulefactory.pxi":353
+  /* "cdec/sa/rulefactory.pxi":353
  *         respectively.    This is because Chiang's model does not require
  *         them to be the same, therefore we don't either.'''
  *         self.rules = TrieTable(True) # cache             # <<<<<<<<<<<<<<
@@ -44981,7 +45505,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_v_self->rules = ((struct __pyx_obj_4cdec_2sa_3_sa_TrieTable *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":354
+  /* "cdec/sa/rulefactory.pxi":354
  *         them to be the same, therefore we don't either.'''
  *         self.rules = TrieTable(True) # cache
  *         self.rules.root = ExtendedTrieNode(phrase_location=PhraseLocation())             # <<<<<<<<<<<<<<
@@ -45003,7 +45527,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_v_self->rules->root = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":355
+  /* "cdec/sa/rulefactory.pxi":355
  *         self.rules = TrieTable(True) # cache
  *         self.rules.root = ExtendedTrieNode(phrase_location=PhraseLocation())
  *         if alignment is None:             # <<<<<<<<<<<<<<
@@ -45014,7 +45538,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_t_4 = (__pyx_t_3 != 0);
   if (__pyx_t_4) {
 
-    /* "rulefactory.pxi":356
+    /* "cdec/sa/rulefactory.pxi":356
  *         self.rules.root = ExtendedTrieNode(phrase_location=PhraseLocation())
  *         if alignment is None:
  *             raise Exception("Must specify an alignment object")             # <<<<<<<<<<<<<<
@@ -45028,7 +45552,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
     {__pyx_filename = __pyx_f[8]; __pyx_lineno = 356; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "rulefactory.pxi":357
+  /* "cdec/sa/rulefactory.pxi":357
  *         if alignment is None:
  *             raise Exception("Must specify an alignment object")
  *         self.alignment = alignment             # <<<<<<<<<<<<<<
@@ -45041,7 +45565,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __Pyx_DECREF(((PyObject *)__pyx_v_self->alignment));
   __pyx_v_self->alignment = __pyx_v_alignment;
 
-  /* "rulefactory.pxi":361
+  /* "cdec/sa/rulefactory.pxi":361
  *         # grammar parameters and settings
  *         # NOTE: setting max_nonterminals > 2 is not currently supported in Hiero
  *         self.max_length = max_length             # <<<<<<<<<<<<<<
@@ -45050,7 +45574,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->max_length = __pyx_v_max_length;
 
-  /* "rulefactory.pxi":362
+  /* "cdec/sa/rulefactory.pxi":362
  *         # NOTE: setting max_nonterminals > 2 is not currently supported in Hiero
  *         self.max_length = max_length
  *         self.max_nonterminals = max_nonterminals             # <<<<<<<<<<<<<<
@@ -45059,7 +45583,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->max_nonterminals = __pyx_v_max_nonterminals;
 
-  /* "rulefactory.pxi":363
+  /* "cdec/sa/rulefactory.pxi":363
  *         self.max_length = max_length
  *         self.max_nonterminals = max_nonterminals
  *         self.max_initial_size = max_initial_size             # <<<<<<<<<<<<<<
@@ -45068,7 +45592,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->max_initial_size = __pyx_v_max_initial_size;
 
-  /* "rulefactory.pxi":364
+  /* "cdec/sa/rulefactory.pxi":364
  *         self.max_nonterminals = max_nonterminals
  *         self.max_initial_size = max_initial_size
  *         self.train_max_initial_size = train_max_initial_size             # <<<<<<<<<<<<<<
@@ -45077,7 +45601,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->train_max_initial_size = __pyx_v_train_max_initial_size;
 
-  /* "rulefactory.pxi":365
+  /* "cdec/sa/rulefactory.pxi":365
  *         self.max_initial_size = max_initial_size
  *         self.train_max_initial_size = train_max_initial_size
  *         self.min_gap_size = min_gap_size             # <<<<<<<<<<<<<<
@@ -45086,7 +45610,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->min_gap_size = __pyx_v_min_gap_size;
 
-  /* "rulefactory.pxi":366
+  /* "cdec/sa/rulefactory.pxi":366
  *         self.train_max_initial_size = train_max_initial_size
  *         self.min_gap_size = min_gap_size
  *         self.train_min_gap_size = train_min_gap_size             # <<<<<<<<<<<<<<
@@ -45095,7 +45619,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->train_min_gap_size = __pyx_v_train_min_gap_size;
 
-  /* "rulefactory.pxi":367
+  /* "cdec/sa/rulefactory.pxi":367
  *         self.min_gap_size = min_gap_size
  *         self.train_min_gap_size = train_min_gap_size
  *         self.category = sym_fromstring(category, False)             # <<<<<<<<<<<<<<
@@ -45104,7 +45628,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->category = __pyx_f_4cdec_2sa_3_sa_sym_fromstring(__pyx_v_category, 0);
 
-  /* "rulefactory.pxi":369
+  /* "cdec/sa/rulefactory.pxi":369
  *         self.category = sym_fromstring(category, False)
  * 
  *         if max_chunks is None:             # <<<<<<<<<<<<<<
@@ -45115,7 +45639,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_t_3 = (__pyx_t_4 != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":370
+    /* "cdec/sa/rulefactory.pxi":370
  * 
  *         if max_chunks is None:
  *             self.max_chunks = self.max_nonterminals + 1             # <<<<<<<<<<<<<<
@@ -45127,7 +45651,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":372
+    /* "cdec/sa/rulefactory.pxi":372
  *             self.max_chunks = self.max_nonterminals + 1
  *         else:
  *             self.max_chunks = max_chunks             # <<<<<<<<<<<<<<
@@ -45139,7 +45663,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   }
   __pyx_L4:;
 
-  /* "rulefactory.pxi":374
+  /* "cdec/sa/rulefactory.pxi":374
  *             self.max_chunks = max_chunks
  * 
  *         if max_target_chunks is None:             # <<<<<<<<<<<<<<
@@ -45150,7 +45674,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_t_4 = (__pyx_t_3 != 0);
   if (__pyx_t_4) {
 
-    /* "rulefactory.pxi":375
+    /* "cdec/sa/rulefactory.pxi":375
  * 
  *         if max_target_chunks is None:
  *             self.max_target_chunks = self.max_nonterminals + 1             # <<<<<<<<<<<<<<
@@ -45162,7 +45686,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":377
+    /* "cdec/sa/rulefactory.pxi":377
  *             self.max_target_chunks = self.max_nonterminals + 1
  *         else:
  *             self.max_target_chunks = max_target_chunks             # <<<<<<<<<<<<<<
@@ -45174,7 +45698,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   }
   __pyx_L5:;
 
-  /* "rulefactory.pxi":379
+  /* "cdec/sa/rulefactory.pxi":379
  *             self.max_target_chunks = max_target_chunks
  * 
  *         if max_target_length is None:             # <<<<<<<<<<<<<<
@@ -45185,7 +45709,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_t_3 = (__pyx_t_4 != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":380
+    /* "cdec/sa/rulefactory.pxi":380
  * 
  *         if max_target_length is None:
  *             self.max_target_length = max_initial_size             # <<<<<<<<<<<<<<
@@ -45197,7 +45721,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":382
+    /* "cdec/sa/rulefactory.pxi":382
  *             self.max_target_length = max_initial_size
  *         else:
  *             self.max_target_length = max_target_length             # <<<<<<<<<<<<<<
@@ -45209,7 +45733,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   }
   __pyx_L6:;
 
-  /* "rulefactory.pxi":385
+  /* "cdec/sa/rulefactory.pxi":385
  * 
  *         # algorithmic parameters and settings
  *         self.precomputed_collocations = {}             # <<<<<<<<<<<<<<
@@ -45224,7 +45748,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_v_self->precomputed_collocations = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":386
+  /* "cdec/sa/rulefactory.pxi":386
  *         # algorithmic parameters and settings
  *         self.precomputed_collocations = {}
  *         self.precomputed_index = {}             # <<<<<<<<<<<<<<
@@ -45239,7 +45763,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_v_self->precomputed_index = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":387
+  /* "cdec/sa/rulefactory.pxi":387
  *         self.precomputed_collocations = {}
  *         self.precomputed_index = {}
  *         self.use_index = use_index             # <<<<<<<<<<<<<<
@@ -45248,7 +45772,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->use_index = __pyx_v_use_index;
 
-  /* "rulefactory.pxi":388
+  /* "cdec/sa/rulefactory.pxi":388
  *         self.precomputed_index = {}
  *         self.use_index = use_index
  *         self.use_collocations = use_collocations             # <<<<<<<<<<<<<<
@@ -45257,7 +45781,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->use_collocations = __pyx_v_use_collocations;
 
-  /* "rulefactory.pxi":389
+  /* "cdec/sa/rulefactory.pxi":389
  *         self.use_index = use_index
  *         self.use_collocations = use_collocations
  *         self.max_rank = {}             # <<<<<<<<<<<<<<
@@ -45272,7 +45796,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_v_self->max_rank = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":390
+  /* "cdec/sa/rulefactory.pxi":390
  *         self.use_collocations = use_collocations
  *         self.max_rank = {}
  *         self.precompute_file = precompute_file             # <<<<<<<<<<<<<<
@@ -45285,7 +45809,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __Pyx_DECREF(__pyx_v_self->precompute_file);
   __pyx_v_self->precompute_file = __pyx_v_precompute_file;
 
-  /* "rulefactory.pxi":391
+  /* "cdec/sa/rulefactory.pxi":391
  *         self.max_rank = {}
  *         self.precompute_file = precompute_file
  *         self.precompute_rank = precompute_rank             # <<<<<<<<<<<<<<
@@ -45294,7 +45818,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->precompute_rank = __pyx_v_precompute_rank;
 
-  /* "rulefactory.pxi":392
+  /* "cdec/sa/rulefactory.pxi":392
  *         self.precompute_file = precompute_file
  *         self.precompute_rank = precompute_rank
  *         self.precompute_secondary_rank = precompute_secondary_rank             # <<<<<<<<<<<<<<
@@ -45303,7 +45827,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->precompute_secondary_rank = __pyx_v_precompute_secondary_rank;
 
-  /* "rulefactory.pxi":393
+  /* "cdec/sa/rulefactory.pxi":393
  *         self.precompute_rank = precompute_rank
  *         self.precompute_secondary_rank = precompute_secondary_rank
  *         self.use_baeza_yates = use_baeza_yates             # <<<<<<<<<<<<<<
@@ -45312,7 +45836,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->use_baeza_yates = __pyx_v_use_baeza_yates;
 
-  /* "rulefactory.pxi":394
+  /* "cdec/sa/rulefactory.pxi":394
  *         self.precompute_secondary_rank = precompute_secondary_rank
  *         self.use_baeza_yates = use_baeza_yates
  *         self.by_slack_factor = by_slack_factor             # <<<<<<<<<<<<<<
@@ -45321,7 +45845,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->by_slack_factor = __pyx_v_by_slack_factor;
 
-  /* "rulefactory.pxi":395
+  /* "cdec/sa/rulefactory.pxi":395
  *         self.use_baeza_yates = use_baeza_yates
  *         self.by_slack_factor = by_slack_factor
  *         self.tight_phrases = tight_phrases             # <<<<<<<<<<<<<<
@@ -45330,7 +45854,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->tight_phrases = __pyx_v_tight_phrases;
 
-  /* "rulefactory.pxi":397
+  /* "cdec/sa/rulefactory.pxi":397
  *         self.tight_phrases = tight_phrases
  * 
  *         if require_aligned_chunks:             # <<<<<<<<<<<<<<
@@ -45340,7 +45864,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_t_3 = (__pyx_v_require_aligned_chunks != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":399
+    /* "cdec/sa/rulefactory.pxi":399
  *         if require_aligned_chunks:
  *             # one condition is a stronger version of the other.
  *             self.require_aligned_chunks = self.require_aligned_terminal = True             # <<<<<<<<<<<<<<
@@ -45352,7 +45876,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
     goto __pyx_L7;
   }
 
-  /* "rulefactory.pxi":400
+  /* "cdec/sa/rulefactory.pxi":400
  *             # one condition is a stronger version of the other.
  *             self.require_aligned_chunks = self.require_aligned_terminal = True
  *         elif require_aligned_terminal:             # <<<<<<<<<<<<<<
@@ -45362,7 +45886,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_t_3 = (__pyx_v_require_aligned_terminal != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":401
+    /* "cdec/sa/rulefactory.pxi":401
  *             self.require_aligned_chunks = self.require_aligned_terminal = True
  *         elif require_aligned_terminal:
  *             self.require_aligned_chunks = False             # <<<<<<<<<<<<<<
@@ -45371,7 +45895,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
     __pyx_v_self->require_aligned_chunks = 0;
 
-    /* "rulefactory.pxi":402
+    /* "cdec/sa/rulefactory.pxi":402
  *         elif require_aligned_terminal:
  *             self.require_aligned_chunks = False
  *             self.require_aligned_terminal = True             # <<<<<<<<<<<<<<
@@ -45383,7 +45907,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":404
+    /* "cdec/sa/rulefactory.pxi":404
  *             self.require_aligned_terminal = True
  *         else:
  *             self.require_aligned_chunks = self.require_aligned_terminal = False             # <<<<<<<<<<<<<<
@@ -45395,7 +45919,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   }
   __pyx_L7:;
 
-  /* "rulefactory.pxi":407
+  /* "cdec/sa/rulefactory.pxi":407
  * 
  *         # diagnostics
  *         self.prev_norm_prefix = ()             # <<<<<<<<<<<<<<
@@ -45408,7 +45932,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __Pyx_DECREF(__pyx_v_self->prev_norm_prefix);
   __pyx_v_self->prev_norm_prefix = __pyx_empty_tuple;
 
-  /* "rulefactory.pxi":409
+  /* "cdec/sa/rulefactory.pxi":409
  *         self.prev_norm_prefix = ()
  * 
  *         self.findexes = IntList(initial_len=10)             # <<<<<<<<<<<<<<
@@ -45427,7 +45951,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_v_self->findexes = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":410
+  /* "cdec/sa/rulefactory.pxi":410
  * 
  *         self.findexes = IntList(initial_len=10)
  *         self.findexes1 = IntList(initial_len=10)             # <<<<<<<<<<<<<<
@@ -45446,7 +45970,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_v_self->findexes1 = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":416
+  /* "cdec/sa/rulefactory.pxi":416
  *         # None if not online
  *         # Base bilex, also need one per instance
  *         self.bilex = bilex             # <<<<<<<<<<<<<<
@@ -45459,7 +45983,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __Pyx_DECREF(__pyx_v_self->bilex);
   __pyx_v_self->bilex = __pyx_v_bilex;
 
-  /* "rulefactory.pxi":419
+  /* "cdec/sa/rulefactory.pxi":419
  * 
  *         # True after data is added
  *         self.online = False             # <<<<<<<<<<<<<<
@@ -45468,7 +45992,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
  */
   __pyx_v_self->online = 0;
 
-  /* "rulefactory.pxi":420
+  /* "cdec/sa/rulefactory.pxi":420
  *         # True after data is added
  *         self.online = False
  *         self.online_stats = defaultdict(OnlineStats)             # <<<<<<<<<<<<<<
@@ -45508,7 +46032,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   __pyx_v_self->online_stats = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":303
+  /* "cdec/sa/rulefactory.pxi":303
  *     cdef bilex
  * 
  *     def __cinit__(self,             # <<<<<<<<<<<<<<
@@ -45531,7 +46055,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory___cinit__(struct __
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":422
+/* "cdec/sa/rulefactory.pxi":422
  *         self.online_stats = defaultdict(OnlineStats)
  * 
  *     def configure(self, SuffixArray fsarray, DataArray edarray,             # <<<<<<<<<<<<<<
@@ -45638,7 +46162,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_2configure(st
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("configure", 0);
 
-  /* "rulefactory.pxi":427
+  /* "cdec/sa/rulefactory.pxi":427
  *         Here we also use it to precompute the most expensive intersections
  *         in the corpus quickly.'''
  *         self.fsa = fsarray             # <<<<<<<<<<<<<<
@@ -45651,7 +46175,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_2configure(st
   __Pyx_DECREF(((PyObject *)__pyx_v_self->fsa));
   __pyx_v_self->fsa = __pyx_v_fsarray;
 
-  /* "rulefactory.pxi":428
+  /* "cdec/sa/rulefactory.pxi":428
  *         in the corpus quickly.'''
  *         self.fsa = fsarray
  *         self.fda = fsarray.darray             # <<<<<<<<<<<<<<
@@ -45666,7 +46190,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_2configure(st
   __pyx_v_self->fda = ((struct __pyx_obj_4cdec_2sa_3_sa_DataArray *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":429
+  /* "cdec/sa/rulefactory.pxi":429
  *         self.fsa = fsarray
  *         self.fda = fsarray.darray
  *         self.eda = edarray             # <<<<<<<<<<<<<<
@@ -45679,7 +46203,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_2configure(st
   __Pyx_DECREF(((PyObject *)__pyx_v_self->eda));
   __pyx_v_self->eda = __pyx_v_edarray;
 
-  /* "rulefactory.pxi":430
+  /* "cdec/sa/rulefactory.pxi":430
  *         self.fda = fsarray.darray
  *         self.eda = edarray
  *         self.fid2symid = self.set_idmap(self.fda)             # <<<<<<<<<<<<<<
@@ -45698,7 +46222,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_2configure(st
   __pyx_v_self->fid2symid = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":431
+  /* "cdec/sa/rulefactory.pxi":431
  *         self.eda = edarray
  *         self.fid2symid = self.set_idmap(self.fda)
  *         self.eid2symid = self.set_idmap(self.eda)             # <<<<<<<<<<<<<<
@@ -45717,7 +46241,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_2configure(st
   __pyx_v_self->eid2symid = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":432
+  /* "cdec/sa/rulefactory.pxi":432
  *         self.fid2symid = self.set_idmap(self.fda)
  *         self.eid2symid = self.set_idmap(self.eda)
  *         self.precompute()             # <<<<<<<<<<<<<<
@@ -45746,7 +46270,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_2configure(st
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":433
+  /* "cdec/sa/rulefactory.pxi":433
  *         self.eid2symid = self.set_idmap(self.eda)
  *         self.precompute()
  *         self.sampler = sampler             # <<<<<<<<<<<<<<
@@ -45759,7 +46283,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_2configure(st
   __Pyx_DECREF(((PyObject *)__pyx_v_self->sampler));
   __pyx_v_self->sampler = __pyx_v_sampler;
 
-  /* "rulefactory.pxi":434
+  /* "cdec/sa/rulefactory.pxi":434
  *         self.precompute()
  *         self.sampler = sampler
  *         self.scorer = scorer             # <<<<<<<<<<<<<<
@@ -45772,7 +46296,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_2configure(st
   __Pyx_DECREF(((PyObject *)__pyx_v_self->scorer));
   __pyx_v_self->scorer = __pyx_v_scorer;
 
-  /* "rulefactory.pxi":422
+  /* "cdec/sa/rulefactory.pxi":422
  *         self.online_stats = defaultdict(OnlineStats)
  * 
  *     def configure(self, SuffixArray fsarray, DataArray edarray,             # <<<<<<<<<<<<<<
@@ -45795,7 +46319,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_2configure(st
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":436
+/* "cdec/sa/rulefactory.pxi":436
  *         self.scorer = scorer
  * 
  *     cdef set_idmap(self, DataArray darray):             # <<<<<<<<<<<<<<
@@ -45820,7 +46344,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_set_idmap(CYTH
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("set_idmap", 0);
 
-  /* "rulefactory.pxi":440
+  /* "cdec/sa/rulefactory.pxi":440
  *         cdef IntList idmap
  * 
  *         N = len(darray.id2word)             # <<<<<<<<<<<<<<
@@ -45833,7 +46357,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_set_idmap(CYTH
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_N = __pyx_t_2;
 
-  /* "rulefactory.pxi":441
+  /* "cdec/sa/rulefactory.pxi":441
  * 
  *         N = len(darray.id2word)
  *         idmap = IntList(initial_len=N)             # <<<<<<<<<<<<<<
@@ -45852,7 +46376,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_set_idmap(CYTH
   __pyx_v_idmap = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "rulefactory.pxi":442
+  /* "cdec/sa/rulefactory.pxi":442
  *         N = len(darray.id2word)
  *         idmap = IntList(initial_len=N)
  *         for word_id from 0 <= word_id < N:             # <<<<<<<<<<<<<<
@@ -45862,7 +46386,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_set_idmap(CYTH
   __pyx_t_4 = __pyx_v_N;
   for (__pyx_v_word_id = 0; __pyx_v_word_id < __pyx_t_4; __pyx_v_word_id++) {
 
-    /* "rulefactory.pxi":443
+    /* "cdec/sa/rulefactory.pxi":443
  *         idmap = IntList(initial_len=N)
  *         for word_id from 0 <= word_id < N:
  *             new_word_id = sym_fromstring(darray.id2word[word_id], True)             # <<<<<<<<<<<<<<
@@ -45875,7 +46399,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_set_idmap(CYTH
     __pyx_v_new_word_id = __pyx_f_4cdec_2sa_3_sa_sym_fromstring(__pyx_t_5, 1);
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":444
+    /* "cdec/sa/rulefactory.pxi":444
  *         for word_id from 0 <= word_id < N:
  *             new_word_id = sym_fromstring(darray.id2word[word_id], True)
  *             idmap.arr[word_id] = new_word_id             # <<<<<<<<<<<<<<
@@ -45885,7 +46409,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_set_idmap(CYTH
     (__pyx_v_idmap->arr[__pyx_v_word_id]) = __pyx_v_new_word_id;
   }
 
-  /* "rulefactory.pxi":445
+  /* "cdec/sa/rulefactory.pxi":445
  *             new_word_id = sym_fromstring(darray.id2word[word_id], True)
  *             idmap.arr[word_id] = new_word_id
  *         return idmap             # <<<<<<<<<<<<<<
@@ -45897,7 +46421,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_set_idmap(CYTH
   __pyx_r = ((PyObject *)__pyx_v_idmap);
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":436
+  /* "cdec/sa/rulefactory.pxi":436
  *         self.scorer = scorer
  * 
  *     cdef set_idmap(self, DataArray darray):             # <<<<<<<<<<<<<<
@@ -45918,7 +46442,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_set_idmap(CYTH
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":448
+/* "cdec/sa/rulefactory.pxi":448
  * 
  * 
  *     def pattern2phrase(self, pattern):             # <<<<<<<<<<<<<<
@@ -45959,7 +46483,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("pattern2phrase", 0);
 
-  /* "rulefactory.pxi":450
+  /* "cdec/sa/rulefactory.pxi":450
  *     def pattern2phrase(self, pattern):
  *         # pattern is a tuple, which we must convert to a hiero Phrase
  *         result = ()             # <<<<<<<<<<<<<<
@@ -45969,7 +46493,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
   __Pyx_INCREF(__pyx_empty_tuple);
   __pyx_v_result = __pyx_empty_tuple;
 
-  /* "rulefactory.pxi":451
+  /* "cdec/sa/rulefactory.pxi":451
  *         # pattern is a tuple, which we must convert to a hiero Phrase
  *         result = ()
  *         arity = 0             # <<<<<<<<<<<<<<
@@ -45979,7 +46503,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
   __Pyx_INCREF(__pyx_int_0);
   __pyx_v_arity = __pyx_int_0;
 
-  /* "rulefactory.pxi":452
+  /* "cdec/sa/rulefactory.pxi":452
  *         result = ()
  *         arity = 0
  *         for word_id in pattern:             # <<<<<<<<<<<<<<
@@ -46026,7 +46550,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
     __Pyx_XDECREF_SET(__pyx_v_word_id, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":453
+    /* "cdec/sa/rulefactory.pxi":453
  *         arity = 0
  *         for word_id in pattern:
  *             if word_id == -1:             # <<<<<<<<<<<<<<
@@ -46038,7 +46562,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     if (__pyx_t_5) {
 
-      /* "rulefactory.pxi":454
+      /* "cdec/sa/rulefactory.pxi":454
  *         for word_id in pattern:
  *             if word_id == -1:
  *                 arity = arity + 1             # <<<<<<<<<<<<<<
@@ -46050,7 +46574,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
       __Pyx_DECREF_SET(__pyx_v_arity, __pyx_t_4);
       __pyx_t_4 = 0;
 
-      /* "rulefactory.pxi":455
+      /* "cdec/sa/rulefactory.pxi":455
  *             if word_id == -1:
  *                 arity = arity + 1
  *                 new_id = sym_setindex(self.category, arity)             # <<<<<<<<<<<<<<
@@ -46063,7 +46587,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
     }
     /*else*/ {
 
-      /* "rulefactory.pxi":457
+      /* "cdec/sa/rulefactory.pxi":457
  *                 new_id = sym_setindex(self.category, arity)
  *             else:
  *                 new_id = sym_fromstring(self.fda.id2word[word_id], True)             # <<<<<<<<<<<<<<
@@ -46078,7 +46602,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
     }
     __pyx_L5:;
 
-    /* "rulefactory.pxi":458
+    /* "cdec/sa/rulefactory.pxi":458
  *             else:
  *                 new_id = sym_fromstring(self.fda.id2word[word_id], True)
  *             result = result + (new_id,)             # <<<<<<<<<<<<<<
@@ -46098,7 +46622,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
     __Pyx_DECREF_SET(__pyx_v_result, ((PyObject*)__pyx_t_4));
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":452
+    /* "cdec/sa/rulefactory.pxi":452
  *         result = ()
  *         arity = 0
  *         for word_id in pattern:             # <<<<<<<<<<<<<<
@@ -46108,7 +46632,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":459
+  /* "cdec/sa/rulefactory.pxi":459
  *                 new_id = sym_fromstring(self.fda.id2word[word_id], True)
  *             result = result + (new_id,)
  *         return Phrase(result)             # <<<<<<<<<<<<<<
@@ -46128,7 +46652,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
   __pyx_t_4 = 0;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":448
+  /* "cdec/sa/rulefactory.pxi":448
  * 
  * 
  *     def pattern2phrase(self, pattern):             # <<<<<<<<<<<<<<
@@ -46152,7 +46676,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_4pattern2phra
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":461
+/* "cdec/sa/rulefactory.pxi":461
  *         return Phrase(result)
  * 
  *     def pattern2phrase_plus(self, pattern):             # <<<<<<<<<<<<<<
@@ -46195,7 +46719,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("pattern2phrase_plus", 0);
 
-  /* "rulefactory.pxi":464
+  /* "cdec/sa/rulefactory.pxi":464
  *         # returns a list containing both the pattern, and pattern
  *         # suffixed/prefixed with the NT category.
  *         patterns = []             # <<<<<<<<<<<<<<
@@ -46207,7 +46731,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
   __pyx_v_patterns = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":465
+  /* "cdec/sa/rulefactory.pxi":465
  *         # suffixed/prefixed with the NT category.
  *         patterns = []
  *         result = ()             # <<<<<<<<<<<<<<
@@ -46217,7 +46741,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
   __Pyx_INCREF(__pyx_empty_tuple);
   __pyx_v_result = __pyx_empty_tuple;
 
-  /* "rulefactory.pxi":466
+  /* "cdec/sa/rulefactory.pxi":466
  *         patterns = []
  *         result = ()
  *         arity = 0             # <<<<<<<<<<<<<<
@@ -46227,7 +46751,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
   __Pyx_INCREF(__pyx_int_0);
   __pyx_v_arity = __pyx_int_0;
 
-  /* "rulefactory.pxi":467
+  /* "cdec/sa/rulefactory.pxi":467
  *         result = ()
  *         arity = 0
  *         for word_id in pattern:             # <<<<<<<<<<<<<<
@@ -46274,7 +46798,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
     __Pyx_XDECREF_SET(__pyx_v_word_id, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":468
+    /* "cdec/sa/rulefactory.pxi":468
  *         arity = 0
  *         for word_id in pattern:
  *             if word_id == -1:             # <<<<<<<<<<<<<<
@@ -46286,7 +46810,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     if (__pyx_t_5) {
 
-      /* "rulefactory.pxi":469
+      /* "cdec/sa/rulefactory.pxi":469
  *         for word_id in pattern:
  *             if word_id == -1:
  *                 arity = arity + 1             # <<<<<<<<<<<<<<
@@ -46298,7 +46822,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
       __Pyx_DECREF_SET(__pyx_v_arity, __pyx_t_4);
       __pyx_t_4 = 0;
 
-      /* "rulefactory.pxi":470
+      /* "cdec/sa/rulefactory.pxi":470
  *             if word_id == -1:
  *                 arity = arity + 1
  *                 new_id = sym_setindex(self.category, arity)             # <<<<<<<<<<<<<<
@@ -46311,7 +46835,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
     }
     /*else*/ {
 
-      /* "rulefactory.pxi":472
+      /* "cdec/sa/rulefactory.pxi":472
  *                 new_id = sym_setindex(self.category, arity)
  *             else:
  *                 new_id = sym_fromstring(self.fda.id2word[word_id], True)             # <<<<<<<<<<<<<<
@@ -46326,7 +46850,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
     }
     __pyx_L5:;
 
-    /* "rulefactory.pxi":473
+    /* "cdec/sa/rulefactory.pxi":473
  *             else:
  *                 new_id = sym_fromstring(self.fda.id2word[word_id], True)
  *             result = result + (new_id,)             # <<<<<<<<<<<<<<
@@ -46346,7 +46870,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
     __Pyx_DECREF_SET(__pyx_v_result, ((PyObject*)__pyx_t_4));
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":467
+    /* "cdec/sa/rulefactory.pxi":467
  *         result = ()
  *         arity = 0
  *         for word_id in pattern:             # <<<<<<<<<<<<<<
@@ -46356,7 +46880,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":474
+  /* "cdec/sa/rulefactory.pxi":474
  *                 new_id = sym_fromstring(self.fda.id2word[word_id], True)
  *             result = result + (new_id,)
  *         patterns.append(Phrase(result))             # <<<<<<<<<<<<<<
@@ -46374,7 +46898,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
   __pyx_t_9 = __Pyx_PyList_Append(__pyx_v_patterns, __pyx_t_4); if (unlikely(__pyx_t_9 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 474; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-  /* "rulefactory.pxi":475
+  /* "cdec/sa/rulefactory.pxi":475
  *             result = result + (new_id,)
  *         patterns.append(Phrase(result))
  *         patterns.append(Phrase(result + (sym_setindex(self.category, 1),)))             # <<<<<<<<<<<<<<
@@ -46402,7 +46926,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
   __pyx_t_9 = __Pyx_PyList_Append(__pyx_v_patterns, __pyx_t_4); if (unlikely(__pyx_t_9 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 475; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-  /* "rulefactory.pxi":476
+  /* "cdec/sa/rulefactory.pxi":476
  *         patterns.append(Phrase(result))
  *         patterns.append(Phrase(result + (sym_setindex(self.category, 1),)))
  *         patterns.append(Phrase((sym_setindex(self.category, 1),) + result))             # <<<<<<<<<<<<<<
@@ -46430,7 +46954,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
   __pyx_t_9 = __Pyx_PyList_Append(__pyx_v_patterns, __pyx_t_4); if (unlikely(__pyx_t_9 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 476; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-  /* "rulefactory.pxi":477
+  /* "cdec/sa/rulefactory.pxi":477
  *         patterns.append(Phrase(result + (sym_setindex(self.category, 1),)))
  *         patterns.append(Phrase((sym_setindex(self.category, 1),) + result))
  *         return patterns             # <<<<<<<<<<<<<<
@@ -46442,7 +46966,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
   __pyx_r = __pyx_v_patterns;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":461
+  /* "cdec/sa/rulefactory.pxi":461
  *         return Phrase(result)
  * 
  *     def pattern2phrase_plus(self, pattern):             # <<<<<<<<<<<<<<
@@ -46467,7 +46991,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_6pattern2phra
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":479
+/* "cdec/sa/rulefactory.pxi":479
  *         return patterns
  * 
  *     def precompute(self):             # <<<<<<<<<<<<<<
@@ -46517,7 +47041,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("precompute", 0);
 
-  /* "rulefactory.pxi":482
+  /* "cdec/sa/rulefactory.pxi":482
  *         cdef Precomputation pre
  * 
  *         if self.precompute_file is not None:             # <<<<<<<<<<<<<<
@@ -46528,7 +47052,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "rulefactory.pxi":483
+    /* "cdec/sa/rulefactory.pxi":483
  * 
  *         if self.precompute_file is not None:
  *             start_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -46558,7 +47082,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     __pyx_v_start_time = __pyx_t_3;
     __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":484
+    /* "cdec/sa/rulefactory.pxi":484
  *         if self.precompute_file is not None:
  *             start_time = monitor_cpu()
  *             logger.info("Reading precomputed data from file %s... ", self.precompute_file)             # <<<<<<<<<<<<<<
@@ -46599,7 +47123,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":485
+    /* "cdec/sa/rulefactory.pxi":485
  *             start_time = monitor_cpu()
  *             logger.info("Reading precomputed data from file %s... ", self.precompute_file)
  *             pre = Precomputation(from_binary=self.precompute_file)             # <<<<<<<<<<<<<<
@@ -46615,7 +47139,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     __pyx_v_pre = ((struct __pyx_obj_4cdec_2sa_3_sa_Precomputation *)__pyx_t_5);
     __pyx_t_5 = 0;
 
-    /* "rulefactory.pxi":487
+    /* "cdec/sa/rulefactory.pxi":487
  *             pre = Precomputation(from_binary=self.precompute_file)
  *             # check parameters of precomputation -- some are critical and some are not
  *             if pre.max_nonterminals != self.max_nonterminals:             # <<<<<<<<<<<<<<
@@ -46625,7 +47149,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     __pyx_t_2 = ((__pyx_v_pre->max_nonterminals != __pyx_v_self->max_nonterminals) != 0);
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":488
+      /* "cdec/sa/rulefactory.pxi":488
  *             # check parameters of precomputation -- some are critical and some are not
  *             if pre.max_nonterminals != self.max_nonterminals:
  *                 logger.warn("Precomputation done with max nonterminals %d, decoder uses %d", pre.max_nonterminals, self.max_nonterminals)             # <<<<<<<<<<<<<<
@@ -46676,7 +47200,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     }
     __pyx_L4:;
 
-    /* "rulefactory.pxi":489
+    /* "cdec/sa/rulefactory.pxi":489
  *             if pre.max_nonterminals != self.max_nonterminals:
  *                 logger.warn("Precomputation done with max nonterminals %d, decoder uses %d", pre.max_nonterminals, self.max_nonterminals)
  *             if pre.max_length != self.max_length:             # <<<<<<<<<<<<<<
@@ -46686,7 +47210,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     __pyx_t_2 = ((__pyx_v_pre->max_length != __pyx_v_self->max_length) != 0);
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":490
+      /* "cdec/sa/rulefactory.pxi":490
  *                 logger.warn("Precomputation done with max nonterminals %d, decoder uses %d", pre.max_nonterminals, self.max_nonterminals)
  *             if pre.max_length != self.max_length:
  *                 logger.warn("Precomputation done with max terminals %d, decoder uses %d", pre.max_length, self.max_length)             # <<<<<<<<<<<<<<
@@ -46737,7 +47261,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     }
     __pyx_L5:;
 
-    /* "rulefactory.pxi":491
+    /* "cdec/sa/rulefactory.pxi":491
  *             if pre.max_length != self.max_length:
  *                 logger.warn("Precomputation done with max terminals %d, decoder uses %d", pre.max_length, self.max_length)
  *             if pre.train_max_initial_size != self.train_max_initial_size:             # <<<<<<<<<<<<<<
@@ -46747,7 +47271,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     __pyx_t_2 = ((__pyx_v_pre->train_max_initial_size != __pyx_v_self->train_max_initial_size) != 0);
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":492
+      /* "cdec/sa/rulefactory.pxi":492
  *                 logger.warn("Precomputation done with max terminals %d, decoder uses %d", pre.max_length, self.max_length)
  *             if pre.train_max_initial_size != self.train_max_initial_size:
  *                 raise Exception("Precomputation done with max initial size %d, decoder uses %d" % (pre.train_max_initial_size, self.train_max_initial_size))             # <<<<<<<<<<<<<<
@@ -46782,7 +47306,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
       {__pyx_filename = __pyx_f[8]; __pyx_lineno = 492; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
 
-    /* "rulefactory.pxi":493
+    /* "cdec/sa/rulefactory.pxi":493
  *             if pre.train_max_initial_size != self.train_max_initial_size:
  *                 raise Exception("Precomputation done with max initial size %d, decoder uses %d" % (pre.train_max_initial_size, self.train_max_initial_size))
  *             if pre.train_min_gap_size != self.train_min_gap_size:             # <<<<<<<<<<<<<<
@@ -46792,7 +47316,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     __pyx_t_2 = ((__pyx_v_pre->train_min_gap_size != __pyx_v_self->train_min_gap_size) != 0);
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":494
+      /* "cdec/sa/rulefactory.pxi":494
  *                 raise Exception("Precomputation done with max initial size %d, decoder uses %d" % (pre.train_max_initial_size, self.train_max_initial_size))
  *             if pre.train_min_gap_size != self.train_min_gap_size:
  *                 raise Exception("Precomputation done with min gap size %d, decoder uses %d" % (pre.train_min_gap_size, self.train_min_gap_size))             # <<<<<<<<<<<<<<
@@ -46827,7 +47351,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
       {__pyx_filename = __pyx_f[8]; __pyx_lineno = 494; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
 
-    /* "rulefactory.pxi":495
+    /* "cdec/sa/rulefactory.pxi":495
  *             if pre.train_min_gap_size != self.train_min_gap_size:
  *                 raise Exception("Precomputation done with min gap size %d, decoder uses %d" % (pre.train_min_gap_size, self.train_min_gap_size))
  *             if self.use_index:             # <<<<<<<<<<<<<<
@@ -46837,7 +47361,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     __pyx_t_2 = (__pyx_v_self->use_index != 0);
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":496
+      /* "cdec/sa/rulefactory.pxi":496
  *                 raise Exception("Precomputation done with min gap size %d, decoder uses %d" % (pre.train_min_gap_size, self.train_min_gap_size))
  *             if self.use_index:
  *                 logger.info("Converting %d hash keys on precomputed inverted index... ", len(pre.precomputed_index))             # <<<<<<<<<<<<<<
@@ -46884,7 +47408,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
       __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
       __Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
 
-      /* "rulefactory.pxi":497
+      /* "cdec/sa/rulefactory.pxi":497
  *             if self.use_index:
  *                 logger.info("Converting %d hash keys on precomputed inverted index... ", len(pre.precomputed_index))
  *                 for pattern, arr in pre.precomputed_index.iteritems():             # <<<<<<<<<<<<<<
@@ -46912,7 +47436,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
         __Pyx_XDECREF_SET(__pyx_v_arr, __pyx_t_7);
         __pyx_t_7 = 0;
 
-        /* "rulefactory.pxi":498
+        /* "cdec/sa/rulefactory.pxi":498
  *                 logger.info("Converting %d hash keys on precomputed inverted index... ", len(pre.precomputed_index))
  *                 for pattern, arr in pre.precomputed_index.iteritems():
  *                     phrases = self.pattern2phrase_plus(pattern)             # <<<<<<<<<<<<<<
@@ -46949,7 +47473,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
         __Pyx_XDECREF_SET(__pyx_v_phrases, __pyx_t_7);
         __pyx_t_7 = 0;
 
-        /* "rulefactory.pxi":499
+        /* "cdec/sa/rulefactory.pxi":499
  *                 for pattern, arr in pre.precomputed_index.iteritems():
  *                     phrases = self.pattern2phrase_plus(pattern)
  *                     for phrase in phrases:             # <<<<<<<<<<<<<<
@@ -46996,7 +47520,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
           __Pyx_XDECREF_SET(__pyx_v_phrase, __pyx_t_9);
           __pyx_t_9 = 0;
 
-          /* "rulefactory.pxi":500
+          /* "cdec/sa/rulefactory.pxi":500
  *                     phrases = self.pattern2phrase_plus(pattern)
  *                     for phrase in phrases:
  *                         self.precomputed_index[phrase] = arr             # <<<<<<<<<<<<<<
@@ -47005,7 +47529,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
  */
           if (unlikely(PyObject_SetItem(__pyx_v_self->precomputed_index, __pyx_v_phrase, __pyx_v_arr) < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 500; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-          /* "rulefactory.pxi":499
+          /* "cdec/sa/rulefactory.pxi":499
  *                 for pattern, arr in pre.precomputed_index.iteritems():
  *                     phrases = self.pattern2phrase_plus(pattern)
  *                     for phrase in phrases:             # <<<<<<<<<<<<<<
@@ -47020,7 +47544,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     }
     __pyx_L8:;
 
-    /* "rulefactory.pxi":501
+    /* "cdec/sa/rulefactory.pxi":501
  *                     for phrase in phrases:
  *                         self.precomputed_index[phrase] = arr
  *             if self.use_collocations:             # <<<<<<<<<<<<<<
@@ -47030,7 +47554,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     __pyx_t_2 = (__pyx_v_self->use_collocations != 0);
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":502
+      /* "cdec/sa/rulefactory.pxi":502
  *                         self.precomputed_index[phrase] = arr
  *             if self.use_collocations:
  *                 logger.info("Converting %d hash keys on precomputed collocations... ", len(pre.precomputed_collocations))             # <<<<<<<<<<<<<<
@@ -47077,7 +47601,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
       __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
       __Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
 
-      /* "rulefactory.pxi":503
+      /* "cdec/sa/rulefactory.pxi":503
  *             if self.use_collocations:
  *                 logger.info("Converting %d hash keys on precomputed collocations... ", len(pre.precomputed_collocations))
  *                 for pattern, arr in pre.precomputed_collocations.iteritems():             # <<<<<<<<<<<<<<
@@ -47105,7 +47629,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
         __Pyx_XDECREF_SET(__pyx_v_arr, __pyx_t_5);
         __pyx_t_5 = 0;
 
-        /* "rulefactory.pxi":504
+        /* "cdec/sa/rulefactory.pxi":504
  *                 logger.info("Converting %d hash keys on precomputed collocations... ", len(pre.precomputed_collocations))
  *                 for pattern, arr in pre.precomputed_collocations.iteritems():
  *                     phrase = self.pattern2phrase(pattern)             # <<<<<<<<<<<<<<
@@ -47142,7 +47666,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
         __Pyx_XDECREF_SET(__pyx_v_phrase, __pyx_t_5);
         __pyx_t_5 = 0;
 
-        /* "rulefactory.pxi":505
+        /* "cdec/sa/rulefactory.pxi":505
  *                 for pattern, arr in pre.precomputed_collocations.iteritems():
  *                     phrase = self.pattern2phrase(pattern)
  *                     self.precomputed_collocations[phrase] = arr             # <<<<<<<<<<<<<<
@@ -47156,7 +47680,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     }
     __pyx_L13:;
 
-    /* "rulefactory.pxi":506
+    /* "cdec/sa/rulefactory.pxi":506
  *                     phrase = self.pattern2phrase(pattern)
  *                     self.precomputed_collocations[phrase] = arr
  *             stop_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -47186,7 +47710,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
     __pyx_v_stop_time = __pyx_t_8;
     __pyx_t_8 = 0;
 
-    /* "rulefactory.pxi":507
+    /* "cdec/sa/rulefactory.pxi":507
  *                     self.precomputed_collocations[phrase] = arr
  *             stop_time = monitor_cpu()
  *             logger.info("Processing precomputations took %f seconds", stop_time - start_time)             # <<<<<<<<<<<<<<
@@ -47232,7 +47756,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
   }
   __pyx_L3:;
 
-  /* "rulefactory.pxi":479
+  /* "cdec/sa/rulefactory.pxi":479
  *         return patterns
  * 
  *     def precompute(self):             # <<<<<<<<<<<<<<
@@ -47265,7 +47789,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8precompute(s
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":510
+/* "cdec/sa/rulefactory.pxi":510
  * 
  * 
  *     def get_precomputed_collocation(self, phrase):             # <<<<<<<<<<<<<<
@@ -47302,7 +47826,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_10get_precomp
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_precomputed_collocation", 0);
 
-  /* "rulefactory.pxi":511
+  /* "cdec/sa/rulefactory.pxi":511
  * 
  *     def get_precomputed_collocation(self, phrase):
  *         if phrase in self.precomputed_collocations:             # <<<<<<<<<<<<<<
@@ -47313,7 +47837,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_10get_precomp
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "rulefactory.pxi":512
+    /* "cdec/sa/rulefactory.pxi":512
  *     def get_precomputed_collocation(self, phrase):
  *         if phrase in self.precomputed_collocations:
  *             arr = self.precomputed_collocations[phrase]             # <<<<<<<<<<<<<<
@@ -47325,7 +47849,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_10get_precomp
     __pyx_v_arr = __pyx_t_3;
     __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":513
+    /* "cdec/sa/rulefactory.pxi":513
  *         if phrase in self.precomputed_collocations:
  *             arr = self.precomputed_collocations[phrase]
  *             return PhraseLocation(arr=arr, arr_low=0, arr_high=len(arr), num_subpatterns=phrase.arity()+1)             # <<<<<<<<<<<<<<
@@ -47375,7 +47899,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_10get_precomp
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":514
+  /* "cdec/sa/rulefactory.pxi":514
  *             arr = self.precomputed_collocations[phrase]
  *             return PhraseLocation(arr=arr, arr_low=0, arr_high=len(arr), num_subpatterns=phrase.arity()+1)
  *         return None             # <<<<<<<<<<<<<<
@@ -47387,7 +47911,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_10get_precomp
   __pyx_r = Py_None;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":510
+  /* "cdec/sa/rulefactory.pxi":510
  * 
  * 
  *     def get_precomputed_collocation(self, phrase):             # <<<<<<<<<<<<<<
@@ -47410,7 +47934,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_10get_precomp
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":517
+/* "cdec/sa/rulefactory.pxi":517
  * 
  * 
  *     cdef int* baeza_yates_helper(self, int low1, int high1, int* arr1, int step1,             # <<<<<<<<<<<<<<
@@ -47455,7 +47979,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("baeza_yates_helper", 0);
 
-  /* "rulefactory.pxi":530
+  /* "cdec/sa/rulefactory.pxi":530
  *         cdef Matching loc1, loc2
  * 
  *         result = <int*> malloc(0*sizeof(int*))             # <<<<<<<<<<<<<<
@@ -47464,7 +47988,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_result = ((int *)malloc((0 * (sizeof(int *)))));
 
-  /* "rulefactory.pxi":532
+  /* "cdec/sa/rulefactory.pxi":532
  *         result = <int*> malloc(0*sizeof(int*))
  * 
  *         d_first = 0             # <<<<<<<<<<<<<<
@@ -47473,7 +47997,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_d_first = 0;
 
-  /* "rulefactory.pxi":533
+  /* "cdec/sa/rulefactory.pxi":533
  * 
  *         d_first = 0
  *         if high1 - low1 > high2 - low2:             # <<<<<<<<<<<<<<
@@ -47483,7 +48007,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   __pyx_t_1 = (((__pyx_v_high1 - __pyx_v_low1) > (__pyx_v_high2 - __pyx_v_low2)) != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":534
+    /* "cdec/sa/rulefactory.pxi":534
  *         d_first = 0
  *         if high1 - low1 > high2 - low2:
  *             d_first = 1             # <<<<<<<<<<<<<<
@@ -47495,7 +48019,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   }
   __pyx_L3:;
 
-  /* "rulefactory.pxi":538
+  /* "cdec/sa/rulefactory.pxi":538
  *         # First, check to see if we are at any of the recursive base cases
  *         # Case 1: one of the sets is empty
  *         if low1 >= high1 or low2 >= high2:             # <<<<<<<<<<<<<<
@@ -47515,7 +48039,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   __pyx_L5_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":539
+    /* "cdec/sa/rulefactory.pxi":539
  *         # Case 1: one of the sets is empty
  *         if low1 >= high1 or low2 >= high2:
  *             return result             # <<<<<<<<<<<<<<
@@ -47526,7 +48050,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":542
+  /* "cdec/sa/rulefactory.pxi":542
  * 
  *         # Case 2: sets are non-overlapping
  *         assign_matching(&loc1, arr1, high1-step1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -47535,7 +48059,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc1), __pyx_v_arr1, (__pyx_v_high1 - __pyx_v_step1), __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-  /* "rulefactory.pxi":543
+  /* "cdec/sa/rulefactory.pxi":543
  *         # Case 2: sets are non-overlapping
  *         assign_matching(&loc1, arr1, high1-step1, step1, self.fda.sent_id.arr)
  *         assign_matching(&loc2, arr2, low2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -47544,7 +48068,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_low2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-  /* "rulefactory.pxi":544
+  /* "cdec/sa/rulefactory.pxi":544
  *         assign_matching(&loc1, arr1, high1-step1, step1, self.fda.sent_id.arr)
  *         assign_matching(&loc2, arr2, low2, step2, self.fda.sent_id.arr)
  *         if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == -1:             # <<<<<<<<<<<<<<
@@ -47554,7 +48078,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   __pyx_t_1 = ((((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last) == -1) != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":545
+    /* "cdec/sa/rulefactory.pxi":545
  *         assign_matching(&loc2, arr2, low2, step2, self.fda.sent_id.arr)
  *         if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == -1:
  *             return result             # <<<<<<<<<<<<<<
@@ -47565,7 +48089,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":547
+  /* "cdec/sa/rulefactory.pxi":547
  *             return result
  * 
  *         assign_matching(&loc1, arr1, low1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -47574,7 +48098,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc1), __pyx_v_arr1, __pyx_v_low1, __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-  /* "rulefactory.pxi":548
+  /* "cdec/sa/rulefactory.pxi":548
  * 
  *         assign_matching(&loc1, arr1, low1, step1, self.fda.sent_id.arr)
  *         assign_matching(&loc2, arr2, high2-step2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -47583,7 +48107,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, (__pyx_v_high2 - __pyx_v_step2), __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-  /* "rulefactory.pxi":549
+  /* "cdec/sa/rulefactory.pxi":549
  *         assign_matching(&loc1, arr1, low1, step1, self.fda.sent_id.arr)
  *         assign_matching(&loc2, arr2, high2-step2, step2, self.fda.sent_id.arr)
  *         if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == 1:             # <<<<<<<<<<<<<<
@@ -47593,7 +48117,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   __pyx_t_1 = ((((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last) == 1) != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":550
+    /* "cdec/sa/rulefactory.pxi":550
  *         assign_matching(&loc2, arr2, high2-step2, step2, self.fda.sent_id.arr)
  *         if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == 1:
  *             return result             # <<<<<<<<<<<<<<
@@ -47604,7 +48128,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":554
+  /* "cdec/sa/rulefactory.pxi":554
  *         # Case 3: query set and data set do not meet size mismatch constraints;
  *         # We use mergesort instead in this case
  *         qsetsize = (high1-low1) / step1             # <<<<<<<<<<<<<<
@@ -47634,7 +48158,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   }
   __pyx_v_qsetsize = __Pyx_div_int(__pyx_t_3, __pyx_v_step1);
 
-  /* "rulefactory.pxi":555
+  /* "cdec/sa/rulefactory.pxi":555
  *         # We use mergesort instead in this case
  *         qsetsize = (high1-low1) / step1
  *         dsetsize = (high2-low2) / step2             # <<<<<<<<<<<<<<
@@ -47664,7 +48188,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   }
   __pyx_v_dsetsize = __Pyx_div_int(__pyx_t_3, __pyx_v_step2);
 
-  /* "rulefactory.pxi":556
+  /* "cdec/sa/rulefactory.pxi":556
  *         qsetsize = (high1-low1) / step1
  *         dsetsize = (high2-low2) / step2
  *         if d_first:             # <<<<<<<<<<<<<<
@@ -47674,7 +48198,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   __pyx_t_1 = (__pyx_v_d_first != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":557
+    /* "cdec/sa/rulefactory.pxi":557
  *         dsetsize = (high2-low2) / step2
  *         if d_first:
  *             tmp = qsetsize             # <<<<<<<<<<<<<<
@@ -47683,7 +48207,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_tmp = __pyx_v_qsetsize;
 
-    /* "rulefactory.pxi":558
+    /* "cdec/sa/rulefactory.pxi":558
  *         if d_first:
  *             tmp = qsetsize
  *             qsetsize = dsetsize             # <<<<<<<<<<<<<<
@@ -47692,7 +48216,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_qsetsize = __pyx_v_dsetsize;
 
-    /* "rulefactory.pxi":559
+    /* "cdec/sa/rulefactory.pxi":559
  *             tmp = qsetsize
  *             qsetsize = dsetsize
  *             dsetsize = tmp             # <<<<<<<<<<<<<<
@@ -47704,7 +48228,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   }
   __pyx_L9:;
 
-  /* "rulefactory.pxi":561
+  /* "cdec/sa/rulefactory.pxi":561
  *             dsetsize = tmp
  * 
  *         if self.by_slack_factor * qsetsize * log(dsetsize) / log(2) > dsetsize:             # <<<<<<<<<<<<<<
@@ -47726,7 +48250,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   __pyx_t_1 = (((__pyx_t_4 / __pyx_t_5) > __pyx_v_dsetsize) != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":562
+    /* "cdec/sa/rulefactory.pxi":562
  * 
  *         if self.by_slack_factor * qsetsize * log(dsetsize) / log(2) > dsetsize:
  *             free(result)             # <<<<<<<<<<<<<<
@@ -47735,7 +48259,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     free(__pyx_v_result);
 
-    /* "rulefactory.pxi":563
+    /* "cdec/sa/rulefactory.pxi":563
  *         if self.by_slack_factor * qsetsize * log(dsetsize) / log(2) > dsetsize:
  *             free(result)
  *             return self.merge_helper(low1, high1, arr1, step1, low2, high2, arr2, step2, offset_by_one, len_last, num_subpatterns, result_len)             # <<<<<<<<<<<<<<
@@ -47746,7 +48270,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":567
+  /* "cdec/sa/rulefactory.pxi":567
  *         # binary search.    There are two flavors, depending on
  *         # whether the queryset or dataset is first
  *         if d_first:             # <<<<<<<<<<<<<<
@@ -47756,7 +48280,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   __pyx_t_1 = (__pyx_v_d_first != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":568
+    /* "cdec/sa/rulefactory.pxi":568
  *         # whether the queryset or dataset is first
  *         if d_first:
  *             med2 = median(low2, high2, step2)             # <<<<<<<<<<<<<<
@@ -47765,7 +48289,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_med2 = __pyx_f_4cdec_2sa_3_sa_median(__pyx_v_low2, __pyx_v_high2, __pyx_v_step2);
 
-    /* "rulefactory.pxi":569
+    /* "cdec/sa/rulefactory.pxi":569
  *         if d_first:
  *             med2 = median(low2, high2, step2)
  *             assign_matching(&loc2, arr2, med2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -47774,7 +48298,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_med2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-    /* "rulefactory.pxi":571
+    /* "cdec/sa/rulefactory.pxi":571
  *             assign_matching(&loc2, arr2, med2, step2, self.fda.sent_id.arr)
  * 
  *             search_low = low1             # <<<<<<<<<<<<<<
@@ -47783,7 +48307,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_search_low = __pyx_v_low1;
 
-    /* "rulefactory.pxi":572
+    /* "cdec/sa/rulefactory.pxi":572
  * 
  *             search_low = low1
  *             search_high = high1             # <<<<<<<<<<<<<<
@@ -47792,7 +48316,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_search_high = __pyx_v_high1;
 
-    /* "rulefactory.pxi":573
+    /* "cdec/sa/rulefactory.pxi":573
  *             search_low = low1
  *             search_high = high1
  *             while search_low < search_high:             # <<<<<<<<<<<<<<
@@ -47803,7 +48327,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       __pyx_t_1 = ((__pyx_v_search_low < __pyx_v_search_high) != 0);
       if (!__pyx_t_1) break;
 
-      /* "rulefactory.pxi":574
+      /* "cdec/sa/rulefactory.pxi":574
  *             search_high = high1
  *             while search_low < search_high:
  *                 med1 = median(search_low, search_high, step1)             # <<<<<<<<<<<<<<
@@ -47812,7 +48336,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_v_med1 = __pyx_f_4cdec_2sa_3_sa_median(__pyx_v_search_low, __pyx_v_search_high, __pyx_v_step1);
 
-      /* "rulefactory.pxi":575
+      /* "cdec/sa/rulefactory.pxi":575
  *             while search_low < search_high:
  *                 med1 = median(search_low, search_high, step1)
  *                 find_comparable_matchings(low1, high1, arr1, step1, med1, &med1_minus, &med1_plus)             # <<<<<<<<<<<<<<
@@ -47821,7 +48345,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_f_4cdec_2sa_3_sa_find_comparable_matchings(__pyx_v_low1, __pyx_v_high1, __pyx_v_arr1, __pyx_v_step1, __pyx_v_med1, (&__pyx_v_med1_minus), (&__pyx_v_med1_plus));
 
-      /* "rulefactory.pxi":576
+      /* "cdec/sa/rulefactory.pxi":576
  *                 med1 = median(search_low, search_high, step1)
  *                 find_comparable_matchings(low1, high1, arr1, step1, med1, &med1_minus, &med1_plus)
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)             # <<<<<<<<<<<<<<
@@ -47830,7 +48354,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_v_comparison = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings_set(__pyx_v_self, __pyx_v_med1_minus, __pyx_v_med1_plus, __pyx_v_arr1, __pyx_v_step1, (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last);
 
-      /* "rulefactory.pxi":579
+      /* "cdec/sa/rulefactory.pxi":579
  *                 if comparison == -1:
  *                     search_low = med1_plus
  *                 elif comparison == 1:             # <<<<<<<<<<<<<<
@@ -47839,7 +48363,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       switch (__pyx_v_comparison) {
 
-        /* "rulefactory.pxi":577
+        /* "cdec/sa/rulefactory.pxi":577
  *                 find_comparable_matchings(low1, high1, arr1, step1, med1, &med1_minus, &med1_plus)
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)
  *                 if comparison == -1:             # <<<<<<<<<<<<<<
@@ -47848,7 +48372,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
         case -1:
 
-        /* "rulefactory.pxi":578
+        /* "cdec/sa/rulefactory.pxi":578
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)
  *                 if comparison == -1:
  *                     search_low = med1_plus             # <<<<<<<<<<<<<<
@@ -47858,7 +48382,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         __pyx_v_search_low = __pyx_v_med1_plus;
         break;
 
-        /* "rulefactory.pxi":579
+        /* "cdec/sa/rulefactory.pxi":579
  *                 if comparison == -1:
  *                     search_low = med1_plus
  *                 elif comparison == 1:             # <<<<<<<<<<<<<<
@@ -47867,7 +48391,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
         case 1:
 
-        /* "rulefactory.pxi":580
+        /* "cdec/sa/rulefactory.pxi":580
  *                     search_low = med1_plus
  *                 elif comparison == 1:
  *                     search_high = med1_minus             # <<<<<<<<<<<<<<
@@ -47878,7 +48402,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         break;
         default:
 
-        /* "rulefactory.pxi":582
+        /* "cdec/sa/rulefactory.pxi":582
  *                     search_high = med1_minus
  *                 else:
  *                     break             # <<<<<<<<<<<<<<
@@ -47894,7 +48418,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":584
+    /* "cdec/sa/rulefactory.pxi":584
  *                     break
  *         else:
  *             med1 = median(low1, high1, step1)             # <<<<<<<<<<<<<<
@@ -47903,7 +48427,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_med1 = __pyx_f_4cdec_2sa_3_sa_median(__pyx_v_low1, __pyx_v_high1, __pyx_v_step1);
 
-    /* "rulefactory.pxi":585
+    /* "cdec/sa/rulefactory.pxi":585
  *         else:
  *             med1 = median(low1, high1, step1)
  *             find_comparable_matchings(low1, high1, arr1, step1, med1, &med1_minus, &med1_plus)             # <<<<<<<<<<<<<<
@@ -47912,7 +48436,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_f_4cdec_2sa_3_sa_find_comparable_matchings(__pyx_v_low1, __pyx_v_high1, __pyx_v_arr1, __pyx_v_step1, __pyx_v_med1, (&__pyx_v_med1_minus), (&__pyx_v_med1_plus));
 
-    /* "rulefactory.pxi":587
+    /* "cdec/sa/rulefactory.pxi":587
  *             find_comparable_matchings(low1, high1, arr1, step1, med1, &med1_minus, &med1_plus)
  * 
  *             search_low = low2             # <<<<<<<<<<<<<<
@@ -47921,7 +48445,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_search_low = __pyx_v_low2;
 
-    /* "rulefactory.pxi":588
+    /* "cdec/sa/rulefactory.pxi":588
  * 
  *             search_low = low2
  *             search_high = high2             # <<<<<<<<<<<<<<
@@ -47930,7 +48454,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_search_high = __pyx_v_high2;
 
-    /* "rulefactory.pxi":589
+    /* "cdec/sa/rulefactory.pxi":589
  *             search_low = low2
  *             search_high = high2
  *             while search_low < search_high:             # <<<<<<<<<<<<<<
@@ -47941,7 +48465,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       __pyx_t_1 = ((__pyx_v_search_low < __pyx_v_search_high) != 0);
       if (!__pyx_t_1) break;
 
-      /* "rulefactory.pxi":590
+      /* "cdec/sa/rulefactory.pxi":590
  *             search_high = high2
  *             while search_low < search_high:
  *                 med2 = median(search_low, search_high, step2)             # <<<<<<<<<<<<<<
@@ -47950,7 +48474,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_v_med2 = __pyx_f_4cdec_2sa_3_sa_median(__pyx_v_search_low, __pyx_v_search_high, __pyx_v_step2);
 
-      /* "rulefactory.pxi":591
+      /* "cdec/sa/rulefactory.pxi":591
  *             while search_low < search_high:
  *                 med2 = median(search_low, search_high, step2)
  *                 assign_matching(&loc2, arr2, med2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -47959,7 +48483,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_med2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-      /* "rulefactory.pxi":592
+      /* "cdec/sa/rulefactory.pxi":592
  *                 med2 = median(search_low, search_high, step2)
  *                 assign_matching(&loc2, arr2, med2, step2, self.fda.sent_id.arr)
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)             # <<<<<<<<<<<<<<
@@ -47968,7 +48492,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_v_comparison = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings_set(__pyx_v_self, __pyx_v_med1_minus, __pyx_v_med1_plus, __pyx_v_arr1, __pyx_v_step1, (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last);
 
-      /* "rulefactory.pxi":595
+      /* "cdec/sa/rulefactory.pxi":595
  *                 if comparison == -1:
  *                     search_high = med2
  *                 elif comparison == 1:             # <<<<<<<<<<<<<<
@@ -47977,7 +48501,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       switch (__pyx_v_comparison) {
 
-        /* "rulefactory.pxi":593
+        /* "cdec/sa/rulefactory.pxi":593
  *                 assign_matching(&loc2, arr2, med2, step2, self.fda.sent_id.arr)
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)
  *                 if comparison == -1:             # <<<<<<<<<<<<<<
@@ -47986,7 +48510,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
         case -1:
 
-        /* "rulefactory.pxi":594
+        /* "cdec/sa/rulefactory.pxi":594
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)
  *                 if comparison == -1:
  *                     search_high = med2             # <<<<<<<<<<<<<<
@@ -47996,7 +48520,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         __pyx_v_search_high = __pyx_v_med2;
         break;
 
-        /* "rulefactory.pxi":595
+        /* "cdec/sa/rulefactory.pxi":595
  *                 if comparison == -1:
  *                     search_high = med2
  *                 elif comparison == 1:             # <<<<<<<<<<<<<<
@@ -48005,7 +48529,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
         case 1:
 
-        /* "rulefactory.pxi":596
+        /* "cdec/sa/rulefactory.pxi":596
  *                     search_high = med2
  *                 elif comparison == 1:
  *                     search_low = med2 + step2             # <<<<<<<<<<<<<<
@@ -48016,7 +48540,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         break;
         default:
 
-        /* "rulefactory.pxi":598
+        /* "cdec/sa/rulefactory.pxi":598
  *                     search_low = med2 + step2
  *                 else:
  *                     break             # <<<<<<<<<<<<<<
@@ -48031,7 +48555,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   }
   __pyx_L11:;
 
-  /* "rulefactory.pxi":600
+  /* "cdec/sa/rulefactory.pxi":600
  *                     break
  * 
  *         med_result_len = 0             # <<<<<<<<<<<<<<
@@ -48040,7 +48564,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_med_result_len = 0;
 
-  /* "rulefactory.pxi":601
+  /* "cdec/sa/rulefactory.pxi":601
  * 
  *         med_result_len = 0
  *         med_result = <int*> malloc(0*sizeof(int*))             # <<<<<<<<<<<<<<
@@ -48049,7 +48573,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_med_result = ((int *)malloc((0 * (sizeof(int *)))));
 
-  /* "rulefactory.pxi":602
+  /* "cdec/sa/rulefactory.pxi":602
  *         med_result_len = 0
  *         med_result = <int*> malloc(0*sizeof(int*))
  *         if search_high > search_low:             # <<<<<<<<<<<<<<
@@ -48059,7 +48583,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   __pyx_t_1 = ((__pyx_v_search_high > __pyx_v_search_low) != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":608
+    /* "cdec/sa/rulefactory.pxi":608
  *             # want to store the bindings for all of those elements.    We can
  *             # subsequently throw all of them away.
  *             med2_minus = med2             # <<<<<<<<<<<<<<
@@ -48068,7 +48592,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_med2_minus = __pyx_v_med2;
 
-    /* "rulefactory.pxi":609
+    /* "cdec/sa/rulefactory.pxi":609
  *             # subsequently throw all of them away.
  *             med2_minus = med2
  *             med2_plus = med2 + step2             # <<<<<<<<<<<<<<
@@ -48077,7 +48601,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_med2_plus = (__pyx_v_med2 + __pyx_v_step2);
 
-    /* "rulefactory.pxi":610
+    /* "cdec/sa/rulefactory.pxi":610
  *             med2_minus = med2
  *             med2_plus = med2 + step2
  *             i1 = med1_minus             # <<<<<<<<<<<<<<
@@ -48086,7 +48610,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_i1 = __pyx_v_med1_minus;
 
-    /* "rulefactory.pxi":611
+    /* "cdec/sa/rulefactory.pxi":611
  *             med2_plus = med2 + step2
  *             i1 = med1_minus
  *             while i1 < med1_plus:             # <<<<<<<<<<<<<<
@@ -48097,7 +48621,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       __pyx_t_1 = ((__pyx_v_i1 < __pyx_v_med1_plus) != 0);
       if (!__pyx_t_1) break;
 
-      /* "rulefactory.pxi":612
+      /* "cdec/sa/rulefactory.pxi":612
  *             i1 = med1_minus
  *             while i1 < med1_plus:
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -48106,7 +48630,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc1), __pyx_v_arr1, __pyx_v_i1, __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-      /* "rulefactory.pxi":613
+      /* "cdec/sa/rulefactory.pxi":613
  *             while i1 < med1_plus:
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *                 while med2_minus-step2 >= low2:             # <<<<<<<<<<<<<<
@@ -48117,7 +48641,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         __pyx_t_1 = (((__pyx_v_med2_minus - __pyx_v_step2) >= __pyx_v_low2) != 0);
         if (!__pyx_t_1) break;
 
-        /* "rulefactory.pxi":614
+        /* "cdec/sa/rulefactory.pxi":614
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *                 while med2_minus-step2 >= low2:
  *                     assign_matching(&loc2, arr2, med2_minus-step2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -48126,7 +48650,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
         __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, (__pyx_v_med2_minus - __pyx_v_step2), __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-        /* "rulefactory.pxi":615
+        /* "cdec/sa/rulefactory.pxi":615
  *                 while med2_minus-step2 >= low2:
  *                     assign_matching(&loc2, arr2, med2_minus-step2, step2, self.fda.sent_id.arr)
  *                     if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) < 1:             # <<<<<<<<<<<<<<
@@ -48136,7 +48660,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         __pyx_t_1 = ((((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last) < 1) != 0);
         if (__pyx_t_1) {
 
-          /* "rulefactory.pxi":616
+          /* "cdec/sa/rulefactory.pxi":616
  *                     assign_matching(&loc2, arr2, med2_minus-step2, step2, self.fda.sent_id.arr)
  *                     if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) < 1:
  *                         med2_minus = med2_minus - step2             # <<<<<<<<<<<<<<
@@ -48148,7 +48672,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         }
         /*else*/ {
 
-          /* "rulefactory.pxi":618
+          /* "cdec/sa/rulefactory.pxi":618
  *                         med2_minus = med2_minus - step2
  *                     else:
  *                         break             # <<<<<<<<<<<<<<
@@ -48161,7 +48685,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       }
       __pyx_L20_break:;
 
-      /* "rulefactory.pxi":619
+      /* "cdec/sa/rulefactory.pxi":619
  *                     else:
  *                         break
  *                 i2 = med2_minus             # <<<<<<<<<<<<<<
@@ -48170,7 +48694,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_v_i2 = __pyx_v_med2_minus;
 
-      /* "rulefactory.pxi":620
+      /* "cdec/sa/rulefactory.pxi":620
  *                         break
  *                 i2 = med2_minus
  *                 while i2 < high2:             # <<<<<<<<<<<<<<
@@ -48181,7 +48705,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         __pyx_t_1 = ((__pyx_v_i2 < __pyx_v_high2) != 0);
         if (!__pyx_t_1) break;
 
-        /* "rulefactory.pxi":621
+        /* "cdec/sa/rulefactory.pxi":621
  *                 i2 = med2_minus
  *                 while i2 < high2:
  *                     assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -48190,7 +48714,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
         __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_i2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-        /* "rulefactory.pxi":622
+        /* "cdec/sa/rulefactory.pxi":622
  *                 while i2 < high2:
  *                     assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)
  *                     comparison = self.compare_matchings(&loc1, &loc2, offset_by_one, len_last)             # <<<<<<<<<<<<<<
@@ -48199,7 +48723,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
         __pyx_v_comparison = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last);
 
-        /* "rulefactory.pxi":623
+        /* "cdec/sa/rulefactory.pxi":623
  *                     assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)
  *                     comparison = self.compare_matchings(&loc1, &loc2, offset_by_one, len_last)
  *                     if comparison == 0:             # <<<<<<<<<<<<<<
@@ -48209,7 +48733,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         __pyx_t_1 = ((__pyx_v_comparison == 0) != 0);
         if (__pyx_t_1) {
 
-          /* "rulefactory.pxi":625
+          /* "cdec/sa/rulefactory.pxi":625
  *                     if comparison == 0:
  *                         pass
  *                         med_result = append_combined_matching(med_result, &loc1, &loc2, offset_by_one, num_subpatterns, &med_result_len)             # <<<<<<<<<<<<<<
@@ -48221,7 +48745,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         }
         __pyx_L24:;
 
-        /* "rulefactory.pxi":626
+        /* "cdec/sa/rulefactory.pxi":626
  *                         pass
  *                         med_result = append_combined_matching(med_result, &loc1, &loc2, offset_by_one, num_subpatterns, &med_result_len)
  *                     if comparison == -1:             # <<<<<<<<<<<<<<
@@ -48231,7 +48755,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
         __pyx_t_1 = ((__pyx_v_comparison == -1) != 0);
         if (__pyx_t_1) {
 
-          /* "rulefactory.pxi":627
+          /* "cdec/sa/rulefactory.pxi":627
  *                         med_result = append_combined_matching(med_result, &loc1, &loc2, offset_by_one, num_subpatterns, &med_result_len)
  *                     if comparison == -1:
  *                         break             # <<<<<<<<<<<<<<
@@ -48241,7 +48765,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
           goto __pyx_L23_break;
         }
 
-        /* "rulefactory.pxi":628
+        /* "cdec/sa/rulefactory.pxi":628
  *                     if comparison == -1:
  *                         break
  *                     i2 = i2 + step2             # <<<<<<<<<<<<<<
@@ -48252,7 +48776,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       }
       __pyx_L23_break:;
 
-      /* "rulefactory.pxi":629
+      /* "cdec/sa/rulefactory.pxi":629
  *                         break
  *                     i2 = i2 + step2
  *                 if i2 > med2_plus:             # <<<<<<<<<<<<<<
@@ -48262,7 +48786,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       __pyx_t_1 = ((__pyx_v_i2 > __pyx_v_med2_plus) != 0);
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":630
+        /* "cdec/sa/rulefactory.pxi":630
  *                     i2 = i2 + step2
  *                 if i2 > med2_plus:
  *                     med2_plus = i2             # <<<<<<<<<<<<<<
@@ -48274,7 +48798,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       }
       __pyx_L26:;
 
-      /* "rulefactory.pxi":631
+      /* "cdec/sa/rulefactory.pxi":631
  *                 if i2 > med2_plus:
  *                     med2_plus = i2
  *                 i1 = i1 + step1             # <<<<<<<<<<<<<<
@@ -48284,7 +48808,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       __pyx_v_i1 = (__pyx_v_i1 + __pyx_v_step1);
     }
 
-    /* "rulefactory.pxi":633
+    /* "cdec/sa/rulefactory.pxi":633
  *                 i1 = i1 + step1
  * 
  *             tmp = med1_minus             # <<<<<<<<<<<<<<
@@ -48293,7 +48817,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_tmp = __pyx_v_med1_minus;
 
-    /* "rulefactory.pxi":634
+    /* "cdec/sa/rulefactory.pxi":634
  * 
  *             tmp = med1_minus
  *             med1_minus = med1_plus             # <<<<<<<<<<<<<<
@@ -48302,7 +48826,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_med1_minus = __pyx_v_med1_plus;
 
-    /* "rulefactory.pxi":635
+    /* "cdec/sa/rulefactory.pxi":635
  *             tmp = med1_minus
  *             med1_minus = med1_plus
  *             med1_plus = tmp             # <<<<<<<<<<<<<<
@@ -48314,7 +48838,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":638
+    /* "cdec/sa/rulefactory.pxi":638
  *         else:
  *             # No match; need to figure out the point of division in D and Q
  *             med2_minus = med2             # <<<<<<<<<<<<<<
@@ -48323,7 +48847,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_med2_minus = __pyx_v_med2;
 
-    /* "rulefactory.pxi":639
+    /* "cdec/sa/rulefactory.pxi":639
  *             # No match; need to figure out the point of division in D and Q
  *             med2_minus = med2
  *             med2_plus = med2             # <<<<<<<<<<<<<<
@@ -48332,7 +48856,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
     __pyx_v_med2_plus = __pyx_v_med2;
 
-    /* "rulefactory.pxi":640
+    /* "cdec/sa/rulefactory.pxi":640
  *             med2_minus = med2
  *             med2_plus = med2
  *             if d_first:             # <<<<<<<<<<<<<<
@@ -48342,7 +48866,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
     __pyx_t_1 = (__pyx_v_d_first != 0);
     if (__pyx_t_1) {
 
-      /* "rulefactory.pxi":641
+      /* "cdec/sa/rulefactory.pxi":641
  *             med2_plus = med2
  *             if d_first:
  *                 med2_minus = med2_minus + step2             # <<<<<<<<<<<<<<
@@ -48351,7 +48875,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_v_med2_minus = (__pyx_v_med2_minus + __pyx_v_step2);
 
-      /* "rulefactory.pxi":642
+      /* "cdec/sa/rulefactory.pxi":642
  *             if d_first:
  *                 med2_minus = med2_minus + step2
  *                 if comparison == -1:             # <<<<<<<<<<<<<<
@@ -48361,7 +48885,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       __pyx_t_1 = ((__pyx_v_comparison == -1) != 0);
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":643
+        /* "cdec/sa/rulefactory.pxi":643
  *                 med2_minus = med2_minus + step2
  *                 if comparison == -1:
  *                     med1_minus = med1_plus             # <<<<<<<<<<<<<<
@@ -48373,7 +48897,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       }
       __pyx_L28:;
 
-      /* "rulefactory.pxi":644
+      /* "cdec/sa/rulefactory.pxi":644
  *                 if comparison == -1:
  *                     med1_minus = med1_plus
  *                 if comparison == 1:             # <<<<<<<<<<<<<<
@@ -48383,7 +48907,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       __pyx_t_1 = ((__pyx_v_comparison == 1) != 0);
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":645
+        /* "cdec/sa/rulefactory.pxi":645
  *                     med1_minus = med1_plus
  *                 if comparison == 1:
  *                     med1_plus = med1_minus             # <<<<<<<<<<<<<<
@@ -48398,7 +48922,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
     }
     /*else*/ {
 
-      /* "rulefactory.pxi":647
+      /* "cdec/sa/rulefactory.pxi":647
  *                     med1_plus = med1_minus
  *             else:
  *                 tmp = med1_minus             # <<<<<<<<<<<<<<
@@ -48407,7 +48931,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_v_tmp = __pyx_v_med1_minus;
 
-      /* "rulefactory.pxi":648
+      /* "cdec/sa/rulefactory.pxi":648
  *             else:
  *                 tmp = med1_minus
  *                 med1_minus = med1_plus             # <<<<<<<<<<<<<<
@@ -48416,7 +48940,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_v_med1_minus = __pyx_v_med1_plus;
 
-      /* "rulefactory.pxi":649
+      /* "cdec/sa/rulefactory.pxi":649
  *                 tmp = med1_minus
  *                 med1_minus = med1_plus
  *                 med1_plus = tmp             # <<<<<<<<<<<<<<
@@ -48425,7 +48949,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
       __pyx_v_med1_plus = __pyx_v_tmp;
 
-      /* "rulefactory.pxi":650
+      /* "cdec/sa/rulefactory.pxi":650
  *                 med1_minus = med1_plus
  *                 med1_plus = tmp
  *                 if comparison == 1:             # <<<<<<<<<<<<<<
@@ -48435,7 +48959,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
       __pyx_t_1 = ((__pyx_v_comparison == 1) != 0);
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":651
+        /* "cdec/sa/rulefactory.pxi":651
  *                 med1_plus = tmp
  *                 if comparison == 1:
  *                     med2_minus = med2_minus + step2             # <<<<<<<<<<<<<<
@@ -48444,7 +48968,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
         __pyx_v_med2_minus = (__pyx_v_med2_minus + __pyx_v_step2);
 
-        /* "rulefactory.pxi":652
+        /* "cdec/sa/rulefactory.pxi":652
  *                 if comparison == 1:
  *                     med2_minus = med2_minus + step2
  *                     med2_plus = med2_plus + step2             # <<<<<<<<<<<<<<
@@ -48460,7 +48984,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   }
   __pyx_L16:;
 
-  /* "rulefactory.pxi":654
+  /* "cdec/sa/rulefactory.pxi":654
  *                     med2_plus = med2_plus + step2
  * 
  *         low_result_len = 0             # <<<<<<<<<<<<<<
@@ -48469,7 +48993,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_low_result_len = 0;
 
-  /* "rulefactory.pxi":655
+  /* "cdec/sa/rulefactory.pxi":655
  * 
  *         low_result_len = 0
  *         low_result = self.baeza_yates_helper(low1, med1_plus, arr1, step1, low2, med2_plus, arr2, step2, offset_by_one, len_last, num_subpatterns, &low_result_len)             # <<<<<<<<<<<<<<
@@ -48478,7 +49002,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_low_result = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->baeza_yates_helper(__pyx_v_self, __pyx_v_low1, __pyx_v_med1_plus, __pyx_v_arr1, __pyx_v_step1, __pyx_v_low2, __pyx_v_med2_plus, __pyx_v_arr2, __pyx_v_step2, __pyx_v_offset_by_one, __pyx_v_len_last, __pyx_v_num_subpatterns, (&__pyx_v_low_result_len));
 
-  /* "rulefactory.pxi":656
+  /* "cdec/sa/rulefactory.pxi":656
  *         low_result_len = 0
  *         low_result = self.baeza_yates_helper(low1, med1_plus, arr1, step1, low2, med2_plus, arr2, step2, offset_by_one, len_last, num_subpatterns, &low_result_len)
  *         high_result_len = 0             # <<<<<<<<<<<<<<
@@ -48487,7 +49011,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_high_result_len = 0;
 
-  /* "rulefactory.pxi":657
+  /* "cdec/sa/rulefactory.pxi":657
  *         low_result = self.baeza_yates_helper(low1, med1_plus, arr1, step1, low2, med2_plus, arr2, step2, offset_by_one, len_last, num_subpatterns, &low_result_len)
  *         high_result_len = 0
  *         high_result = self.baeza_yates_helper(med1_minus, high1, arr1, step1, med2_minus, high2, arr2, step2, offset_by_one, len_last, num_subpatterns, &high_result_len)             # <<<<<<<<<<<<<<
@@ -48496,7 +49020,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_high_result = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->baeza_yates_helper(__pyx_v_self, __pyx_v_med1_minus, __pyx_v_high1, __pyx_v_arr1, __pyx_v_step1, __pyx_v_med2_minus, __pyx_v_high2, __pyx_v_arr2, __pyx_v_step2, __pyx_v_offset_by_one, __pyx_v_len_last, __pyx_v_num_subpatterns, (&__pyx_v_high_result_len));
 
-  /* "rulefactory.pxi":659
+  /* "cdec/sa/rulefactory.pxi":659
  *         high_result = self.baeza_yates_helper(med1_minus, high1, arr1, step1, med2_minus, high2, arr2, step2, offset_by_one, len_last, num_subpatterns, &high_result_len)
  * 
  *         result = extend_arr(result, result_len, low_result, low_result_len)             # <<<<<<<<<<<<<<
@@ -48505,7 +49029,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_result = __pyx_f_4cdec_2sa_3_sa_extend_arr(__pyx_v_result, __pyx_v_result_len, __pyx_v_low_result, __pyx_v_low_result_len);
 
-  /* "rulefactory.pxi":660
+  /* "cdec/sa/rulefactory.pxi":660
  * 
  *         result = extend_arr(result, result_len, low_result, low_result_len)
  *         result = extend_arr(result, result_len, med_result, med_result_len)             # <<<<<<<<<<<<<<
@@ -48514,7 +49038,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_result = __pyx_f_4cdec_2sa_3_sa_extend_arr(__pyx_v_result, __pyx_v_result_len, __pyx_v_med_result, __pyx_v_med_result_len);
 
-  /* "rulefactory.pxi":661
+  /* "cdec/sa/rulefactory.pxi":661
  *         result = extend_arr(result, result_len, low_result, low_result_len)
  *         result = extend_arr(result, result_len, med_result, med_result_len)
  *         result = extend_arr(result, result_len, high_result, high_result_len)             # <<<<<<<<<<<<<<
@@ -48523,7 +49047,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   __pyx_v_result = __pyx_f_4cdec_2sa_3_sa_extend_arr(__pyx_v_result, __pyx_v_result_len, __pyx_v_high_result, __pyx_v_high_result_len);
 
-  /* "rulefactory.pxi":662
+  /* "cdec/sa/rulefactory.pxi":662
  *         result = extend_arr(result, result_len, med_result, med_result_len)
  *         result = extend_arr(result, result_len, high_result, high_result_len)
  *         free(low_result)             # <<<<<<<<<<<<<<
@@ -48532,7 +49056,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   free(__pyx_v_low_result);
 
-  /* "rulefactory.pxi":663
+  /* "cdec/sa/rulefactory.pxi":663
  *         result = extend_arr(result, result_len, high_result, high_result_len)
  *         free(low_result)
  *         free(med_result)             # <<<<<<<<<<<<<<
@@ -48541,7 +49065,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   free(__pyx_v_med_result);
 
-  /* "rulefactory.pxi":664
+  /* "cdec/sa/rulefactory.pxi":664
  *         free(low_result)
  *         free(med_result)
  *         free(high_result)             # <<<<<<<<<<<<<<
@@ -48550,7 +49074,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
  */
   free(__pyx_v_high_result);
 
-  /* "rulefactory.pxi":666
+  /* "cdec/sa/rulefactory.pxi":666
  *         free(high_result)
  * 
  *         return result             # <<<<<<<<<<<<<<
@@ -48560,7 +49084,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":517
+  /* "cdec/sa/rulefactory.pxi":517
  * 
  * 
  *     cdef int* baeza_yates_helper(self, int low1, int high1, int* arr1, int step1,             # <<<<<<<<<<<<<<
@@ -48577,7 +49101,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":670
+/* "cdec/sa/rulefactory.pxi":670
  * 
  * 
  *     cdef long compare_matchings_set(self, int i1_minus, int i1_plus, int* arr1, int step1,             # <<<<<<<<<<<<<<
@@ -48596,7 +49120,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("compare_matchings_set", 0);
 
-  /* "rulefactory.pxi":681
+  /* "cdec/sa/rulefactory.pxi":681
  *         cdef Matching* loc1
  * 
  *         loc1 = &l1_stack             # <<<<<<<<<<<<<<
@@ -48605,7 +49129,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
  */
   __pyx_v_loc1 = (&__pyx_v_l1_stack);
 
-  /* "rulefactory.pxi":683
+  /* "cdec/sa/rulefactory.pxi":683
  *         loc1 = &l1_stack
  * 
  *         i1 = i1_minus             # <<<<<<<<<<<<<<
@@ -48614,7 +49138,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
  */
   __pyx_v_i1 = __pyx_v_i1_minus;
 
-  /* "rulefactory.pxi":684
+  /* "cdec/sa/rulefactory.pxi":684
  * 
  *         i1 = i1_minus
  *         while i1 < i1_plus:             # <<<<<<<<<<<<<<
@@ -48625,7 +49149,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
     __pyx_t_1 = ((__pyx_v_i1 < __pyx_v_i1_plus) != 0);
     if (!__pyx_t_1) break;
 
-    /* "rulefactory.pxi":685
+    /* "cdec/sa/rulefactory.pxi":685
  *         i1 = i1_minus
  *         while i1 < i1_plus:
  *             assign_matching(loc1, arr1, i1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -48634,7 +49158,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
  */
     __pyx_f_4cdec_2sa_3_sa_assign_matching(__pyx_v_loc1, __pyx_v_arr1, __pyx_v_i1, __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-    /* "rulefactory.pxi":686
+    /* "cdec/sa/rulefactory.pxi":686
  *         while i1 < i1_plus:
  *             assign_matching(loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *             comparison = self.compare_matchings(loc1, loc2, offset_by_one, len_last)             # <<<<<<<<<<<<<<
@@ -48643,7 +49167,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
  */
     __pyx_v_comparison = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, __pyx_v_loc1, __pyx_v_loc2, __pyx_v_offset_by_one, __pyx_v_len_last);
 
-    /* "rulefactory.pxi":687
+    /* "cdec/sa/rulefactory.pxi":687
  *             assign_matching(loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *             comparison = self.compare_matchings(loc1, loc2, offset_by_one, len_last)
  *             if comparison == 0:             # <<<<<<<<<<<<<<
@@ -48653,7 +49177,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
     __pyx_t_1 = ((__pyx_v_comparison == 0) != 0);
     if (__pyx_t_1) {
 
-      /* "rulefactory.pxi":688
+      /* "cdec/sa/rulefactory.pxi":688
  *             comparison = self.compare_matchings(loc1, loc2, offset_by_one, len_last)
  *             if comparison == 0:
  *                 prev_comparison = 0             # <<<<<<<<<<<<<<
@@ -48662,7 +49186,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
  */
       __pyx_v_prev_comparison = 0;
 
-      /* "rulefactory.pxi":689
+      /* "cdec/sa/rulefactory.pxi":689
  *             if comparison == 0:
  *                 prev_comparison = 0
  *                 break             # <<<<<<<<<<<<<<
@@ -48672,7 +49196,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
       goto __pyx_L4_break;
     }
 
-    /* "rulefactory.pxi":690
+    /* "cdec/sa/rulefactory.pxi":690
  *                 prev_comparison = 0
  *                 break
  *             elif i1 == i1_minus:             # <<<<<<<<<<<<<<
@@ -48682,7 +49206,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
     __pyx_t_1 = ((__pyx_v_i1 == __pyx_v_i1_minus) != 0);
     if (__pyx_t_1) {
 
-      /* "rulefactory.pxi":691
+      /* "cdec/sa/rulefactory.pxi":691
  *                 break
  *             elif i1 == i1_minus:
  *                 prev_comparison = comparison             # <<<<<<<<<<<<<<
@@ -48694,7 +49218,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
     }
     /*else*/ {
 
-      /* "rulefactory.pxi":693
+      /* "cdec/sa/rulefactory.pxi":693
  *                 prev_comparison = comparison
  *             else:
  *                 if comparison != prev_comparison:             # <<<<<<<<<<<<<<
@@ -48704,7 +49228,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
       __pyx_t_1 = ((__pyx_v_comparison != __pyx_v_prev_comparison) != 0);
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":694
+        /* "cdec/sa/rulefactory.pxi":694
  *             else:
  *                 if comparison != prev_comparison:
  *                     prev_comparison = 0             # <<<<<<<<<<<<<<
@@ -48713,7 +49237,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
  */
         __pyx_v_prev_comparison = 0;
 
-        /* "rulefactory.pxi":695
+        /* "cdec/sa/rulefactory.pxi":695
  *                 if comparison != prev_comparison:
  *                     prev_comparison = 0
  *                     break             # <<<<<<<<<<<<<<
@@ -48725,7 +49249,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
     }
     __pyx_L5:;
 
-    /* "rulefactory.pxi":696
+    /* "cdec/sa/rulefactory.pxi":696
  *                     prev_comparison = 0
  *                     break
  *             i1 = i1 + step1             # <<<<<<<<<<<<<<
@@ -48736,7 +49260,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
   }
   __pyx_L4_break:;
 
-  /* "rulefactory.pxi":697
+  /* "cdec/sa/rulefactory.pxi":697
  *                     break
  *             i1 = i1 + step1
  *         return prev_comparison             # <<<<<<<<<<<<<<
@@ -48746,7 +49270,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
   __pyx_r = __pyx_v_prev_comparison;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":670
+  /* "cdec/sa/rulefactory.pxi":670
  * 
  * 
  *     cdef long compare_matchings_set(self, int i1_minus, int i1_plus, int* arr1, int step1,             # <<<<<<<<<<<<<<
@@ -48760,7 +49284,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings_s
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":700
+/* "cdec/sa/rulefactory.pxi":700
  * 
  * 
  *     cdef long compare_matchings(self, Matching* loc1, Matching* loc2, int offset_by_one, int len_last):             # <<<<<<<<<<<<<<
@@ -48777,7 +49301,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
   int __pyx_t_3;
   __Pyx_RefNannySetupContext("compare_matchings", 0);
 
-  /* "rulefactory.pxi":703
+  /* "cdec/sa/rulefactory.pxi":703
  *         cdef int i
  * 
  *         if loc1.sent_id > loc2.sent_id:             # <<<<<<<<<<<<<<
@@ -48787,7 +49311,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
   __pyx_t_1 = ((__pyx_v_loc1->sent_id > __pyx_v_loc2->sent_id) != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":704
+    /* "cdec/sa/rulefactory.pxi":704
  * 
  *         if loc1.sent_id > loc2.sent_id:
  *             return 1             # <<<<<<<<<<<<<<
@@ -48798,7 +49322,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":705
+  /* "cdec/sa/rulefactory.pxi":705
  *         if loc1.sent_id > loc2.sent_id:
  *             return 1
  *         if loc2.sent_id > loc1.sent_id:             # <<<<<<<<<<<<<<
@@ -48808,7 +49332,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
   __pyx_t_1 = ((__pyx_v_loc2->sent_id > __pyx_v_loc1->sent_id) != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":706
+    /* "cdec/sa/rulefactory.pxi":706
  *             return 1
  *         if loc2.sent_id > loc1.sent_id:
  *             return -1             # <<<<<<<<<<<<<<
@@ -48819,7 +49343,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":708
+  /* "cdec/sa/rulefactory.pxi":708
  *             return -1
  * 
  *         if loc1.size == 1 and loc2.size == 1:             # <<<<<<<<<<<<<<
@@ -48839,7 +49363,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
   __pyx_L6_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":709
+    /* "cdec/sa/rulefactory.pxi":709
  * 
  *         if loc1.size == 1 and loc2.size == 1:
  *             if loc2.arr[loc2.start] - loc1.arr[loc1.start] <= self.train_min_gap_size:             # <<<<<<<<<<<<<<
@@ -48849,7 +49373,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
     __pyx_t_1 = ((((__pyx_v_loc2->arr[__pyx_v_loc2->start]) - (__pyx_v_loc1->arr[__pyx_v_loc1->start])) <= __pyx_v_self->train_min_gap_size) != 0);
     if (__pyx_t_1) {
 
-      /* "rulefactory.pxi":710
+      /* "cdec/sa/rulefactory.pxi":710
  *         if loc1.size == 1 and loc2.size == 1:
  *             if loc2.arr[loc2.start] - loc1.arr[loc1.start] <= self.train_min_gap_size:
  *                 return 1             # <<<<<<<<<<<<<<
@@ -48862,7 +49386,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
     goto __pyx_L5;
   }
 
-  /* "rulefactory.pxi":712
+  /* "cdec/sa/rulefactory.pxi":712
  *                 return 1
  * 
  *         elif offset_by_one:             # <<<<<<<<<<<<<<
@@ -48872,7 +49396,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
   __pyx_t_1 = (__pyx_v_offset_by_one != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":713
+    /* "cdec/sa/rulefactory.pxi":713
  * 
  *         elif offset_by_one:
  *             for i from 1 <= i < loc1.size:             # <<<<<<<<<<<<<<
@@ -48882,7 +49406,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
     __pyx_t_3 = __pyx_v_loc1->size;
     for (__pyx_v_i = 1; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-      /* "rulefactory.pxi":714
+      /* "cdec/sa/rulefactory.pxi":714
  *         elif offset_by_one:
  *             for i from 1 <= i < loc1.size:
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i-1]:             # <<<<<<<<<<<<<<
@@ -48892,7 +49416,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
       __pyx_t_1 = (((__pyx_v_loc1->arr[(__pyx_v_loc1->start + __pyx_v_i)]) > (__pyx_v_loc2->arr[((__pyx_v_loc2->start + __pyx_v_i) - 1)])) != 0);
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":715
+        /* "cdec/sa/rulefactory.pxi":715
  *             for i from 1 <= i < loc1.size:
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i-1]:
  *                     return 1             # <<<<<<<<<<<<<<
@@ -48903,7 +49427,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
         goto __pyx_L0;
       }
 
-      /* "rulefactory.pxi":716
+      /* "cdec/sa/rulefactory.pxi":716
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i-1]:
  *                     return 1
  *                 if loc1.arr[loc1.start+i] < loc2.arr[loc2.start+i-1]:             # <<<<<<<<<<<<<<
@@ -48913,7 +49437,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
       __pyx_t_1 = (((__pyx_v_loc1->arr[(__pyx_v_loc1->start + __pyx_v_i)]) < (__pyx_v_loc2->arr[((__pyx_v_loc2->start + __pyx_v_i) - 1)])) != 0);
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":717
+        /* "cdec/sa/rulefactory.pxi":717
  *                     return 1
  *                 if loc1.arr[loc1.start+i] < loc2.arr[loc2.start+i-1]:
  *                     return -1             # <<<<<<<<<<<<<<
@@ -48928,7 +49452,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":720
+    /* "cdec/sa/rulefactory.pxi":720
  * 
  *         else:
  *             if loc1.arr[loc1.start]+1 > loc2.arr[loc2.start]:             # <<<<<<<<<<<<<<
@@ -48938,7 +49462,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
     __pyx_t_1 = ((((__pyx_v_loc1->arr[__pyx_v_loc1->start]) + 1) > (__pyx_v_loc2->arr[__pyx_v_loc2->start])) != 0);
     if (__pyx_t_1) {
 
-      /* "rulefactory.pxi":721
+      /* "cdec/sa/rulefactory.pxi":721
  *         else:
  *             if loc1.arr[loc1.start]+1 > loc2.arr[loc2.start]:
  *                 return 1             # <<<<<<<<<<<<<<
@@ -48949,7 +49473,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":722
+    /* "cdec/sa/rulefactory.pxi":722
  *             if loc1.arr[loc1.start]+1 > loc2.arr[loc2.start]:
  *                 return 1
  *             if loc1.arr[loc1.start]+1 < loc2.arr[loc2.start]:             # <<<<<<<<<<<<<<
@@ -48959,7 +49483,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
     __pyx_t_1 = ((((__pyx_v_loc1->arr[__pyx_v_loc1->start]) + 1) < (__pyx_v_loc2->arr[__pyx_v_loc2->start])) != 0);
     if (__pyx_t_1) {
 
-      /* "rulefactory.pxi":723
+      /* "cdec/sa/rulefactory.pxi":723
  *                 return 1
  *             if loc1.arr[loc1.start]+1 < loc2.arr[loc2.start]:
  *                 return -1             # <<<<<<<<<<<<<<
@@ -48970,7 +49494,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":725
+    /* "cdec/sa/rulefactory.pxi":725
  *                 return -1
  * 
  *             for i from 1 <= i < loc1.size:             # <<<<<<<<<<<<<<
@@ -48980,7 +49504,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
     __pyx_t_3 = __pyx_v_loc1->size;
     for (__pyx_v_i = 1; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-      /* "rulefactory.pxi":726
+      /* "cdec/sa/rulefactory.pxi":726
  * 
  *             for i from 1 <= i < loc1.size:
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i]:             # <<<<<<<<<<<<<<
@@ -48990,7 +49514,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
       __pyx_t_1 = (((__pyx_v_loc1->arr[(__pyx_v_loc1->start + __pyx_v_i)]) > (__pyx_v_loc2->arr[(__pyx_v_loc2->start + __pyx_v_i)])) != 0);
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":727
+        /* "cdec/sa/rulefactory.pxi":727
  *             for i from 1 <= i < loc1.size:
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i]:
  *                     return 1             # <<<<<<<<<<<<<<
@@ -49001,7 +49525,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
         goto __pyx_L0;
       }
 
-      /* "rulefactory.pxi":728
+      /* "cdec/sa/rulefactory.pxi":728
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i]:
  *                     return 1
  *                 if loc1.arr[loc1.start+i] < loc2.arr[loc2.start+i]:             # <<<<<<<<<<<<<<
@@ -49011,7 +49535,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
       __pyx_t_1 = (((__pyx_v_loc1->arr[(__pyx_v_loc1->start + __pyx_v_i)]) < (__pyx_v_loc2->arr[(__pyx_v_loc2->start + __pyx_v_i)])) != 0);
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":729
+        /* "cdec/sa/rulefactory.pxi":729
  *                     return 1
  *                 if loc1.arr[loc1.start+i] < loc2.arr[loc2.start+i]:
  *                     return -1             # <<<<<<<<<<<<<<
@@ -49025,7 +49549,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
   }
   __pyx_L5:;
 
-  /* "rulefactory.pxi":731
+  /* "cdec/sa/rulefactory.pxi":731
  *                     return -1
  * 
  *         if loc2.arr[loc2.end-1] + len_last - loc1.arr[loc1.start] > self.train_max_initial_size:             # <<<<<<<<<<<<<<
@@ -49035,7 +49559,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
   __pyx_t_1 = (((((__pyx_v_loc2->arr[(__pyx_v_loc2->end - 1)]) + __pyx_v_len_last) - (__pyx_v_loc1->arr[__pyx_v_loc1->start])) > __pyx_v_self->train_max_initial_size) != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":732
+    /* "cdec/sa/rulefactory.pxi":732
  * 
  *         if loc2.arr[loc2.end-1] + len_last - loc1.arr[loc1.start] > self.train_max_initial_size:
  *             return -1             # <<<<<<<<<<<<<<
@@ -49046,7 +49570,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":733
+  /* "cdec/sa/rulefactory.pxi":733
  *         if loc2.arr[loc2.end-1] + len_last - loc1.arr[loc1.start] > self.train_max_initial_size:
  *             return -1
  *         return 0             # <<<<<<<<<<<<<<
@@ -49056,7 +49580,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
   __pyx_r = 0;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":700
+  /* "cdec/sa/rulefactory.pxi":700
  * 
  * 
  *     cdef long compare_matchings(self, Matching* loc1, Matching* loc2, int offset_by_one, int len_last):             # <<<<<<<<<<<<<<
@@ -49070,7 +49594,7 @@ static long __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_compare_matchings(s
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":736
+/* "cdec/sa/rulefactory.pxi":736
  * 
  * 
  *     cdef int* merge_helper(self, int low1, int high1, int* arr1, int step1,             # <<<<<<<<<<<<<<
@@ -49093,7 +49617,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
   int __pyx_t_2;
   __Pyx_RefNannySetupContext("merge_helper", 0);
 
-  /* "rulefactory.pxi":744
+  /* "cdec/sa/rulefactory.pxi":744
  *         cdef Matching loc1, loc2
  * 
  *         result_len[0] = 0             # <<<<<<<<<<<<<<
@@ -49102,7 +49626,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
   (__pyx_v_result_len[0]) = 0;
 
-  /* "rulefactory.pxi":745
+  /* "cdec/sa/rulefactory.pxi":745
  * 
  *         result_len[0] = 0
  *         result = <int*> malloc(0*sizeof(int))             # <<<<<<<<<<<<<<
@@ -49111,7 +49635,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
   __pyx_v_result = ((int *)malloc((0 * (sizeof(int)))));
 
-  /* "rulefactory.pxi":747
+  /* "cdec/sa/rulefactory.pxi":747
  *         result = <int*> malloc(0*sizeof(int))
  * 
  *         i1 = low1             # <<<<<<<<<<<<<<
@@ -49120,7 +49644,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
   __pyx_v_i1 = __pyx_v_low1;
 
-  /* "rulefactory.pxi":748
+  /* "cdec/sa/rulefactory.pxi":748
  * 
  *         i1 = low1
  *         i2 = low2             # <<<<<<<<<<<<<<
@@ -49129,7 +49653,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
   __pyx_v_i2 = __pyx_v_low2;
 
-  /* "rulefactory.pxi":749
+  /* "cdec/sa/rulefactory.pxi":749
  *         i1 = low1
  *         i2 = low2
  *         while i1 < high1 and i2 < high2:             # <<<<<<<<<<<<<<
@@ -49150,7 +49674,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
     __pyx_L5_bool_binop_done:;
     if (!__pyx_t_1) break;
 
-    /* "rulefactory.pxi":752
+    /* "cdec/sa/rulefactory.pxi":752
  * 
  *             # First, pop all unneeded loc2's off the stack
  *             assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -49159,7 +49683,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
     __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc1), __pyx_v_arr1, __pyx_v_i1, __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-    /* "rulefactory.pxi":753
+    /* "cdec/sa/rulefactory.pxi":753
  *             # First, pop all unneeded loc2's off the stack
  *             assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *             while i2 < high2:             # <<<<<<<<<<<<<<
@@ -49170,7 +49694,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
       __pyx_t_1 = ((__pyx_v_i2 < __pyx_v_high2) != 0);
       if (!__pyx_t_1) break;
 
-      /* "rulefactory.pxi":754
+      /* "cdec/sa/rulefactory.pxi":754
  *             assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *             while i2 < high2:
  *                 assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -49179,7 +49703,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
       __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_i2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-      /* "rulefactory.pxi":755
+      /* "cdec/sa/rulefactory.pxi":755
  *             while i2 < high2:
  *                 assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)
  *                 if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == 1:             # <<<<<<<<<<<<<<
@@ -49189,7 +49713,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
       __pyx_t_1 = ((((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last) == 1) != 0);
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":756
+        /* "cdec/sa/rulefactory.pxi":756
  *                 assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)
  *                 if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == 1:
  *                     i2 = i2 + step2             # <<<<<<<<<<<<<<
@@ -49201,7 +49725,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
       }
       /*else*/ {
 
-        /* "rulefactory.pxi":758
+        /* "cdec/sa/rulefactory.pxi":758
  *                     i2 = i2 + step2
  *                 else:
  *                     break             # <<<<<<<<<<<<<<
@@ -49214,7 +49738,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
     }
     __pyx_L8_break:;
 
-    /* "rulefactory.pxi":761
+    /* "cdec/sa/rulefactory.pxi":761
  * 
  *             # Next: process all loc1's with the same starting val
  *             j1 = i1             # <<<<<<<<<<<<<<
@@ -49223,7 +49747,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
     __pyx_v_j1 = __pyx_v_i1;
 
-    /* "rulefactory.pxi":762
+    /* "cdec/sa/rulefactory.pxi":762
  *             # Next: process all loc1's with the same starting val
  *             j1 = i1
  *             while i1 < high1 and arr1[j1] == arr1[i1]:             # <<<<<<<<<<<<<<
@@ -49244,7 +49768,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
       __pyx_L12_bool_binop_done:;
       if (!__pyx_t_1) break;
 
-      /* "rulefactory.pxi":763
+      /* "cdec/sa/rulefactory.pxi":763
  *             j1 = i1
  *             while i1 < high1 and arr1[j1] == arr1[i1]:
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -49253,7 +49777,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
       __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc1), __pyx_v_arr1, __pyx_v_i1, __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-      /* "rulefactory.pxi":764
+      /* "cdec/sa/rulefactory.pxi":764
  *             while i1 < high1 and arr1[j1] == arr1[i1]:
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *                 j2 = i2             # <<<<<<<<<<<<<<
@@ -49262,7 +49786,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
       __pyx_v_j2 = __pyx_v_i2;
 
-      /* "rulefactory.pxi":765
+      /* "cdec/sa/rulefactory.pxi":765
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *                 j2 = i2
  *                 while j2 < high2:             # <<<<<<<<<<<<<<
@@ -49273,7 +49797,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
         __pyx_t_1 = ((__pyx_v_j2 < __pyx_v_high2) != 0);
         if (!__pyx_t_1) break;
 
-        /* "rulefactory.pxi":766
+        /* "cdec/sa/rulefactory.pxi":766
  *                 j2 = i2
  *                 while j2 < high2:
  *                     assign_matching(&loc2, arr2, j2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -49282,7 +49806,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
         __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_j2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-        /* "rulefactory.pxi":767
+        /* "cdec/sa/rulefactory.pxi":767
  *                 while j2 < high2:
  *                     assign_matching(&loc2, arr2, j2, step2, self.fda.sent_id.arr)
  *                     comparison = self.compare_matchings(&loc1, &loc2, offset_by_one, len_last)             # <<<<<<<<<<<<<<
@@ -49291,7 +49815,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
  */
         __pyx_v_comparison = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last);
 
-        /* "rulefactory.pxi":768
+        /* "cdec/sa/rulefactory.pxi":768
  *                     assign_matching(&loc2, arr2, j2, step2, self.fda.sent_id.arr)
  *                     comparison = self.compare_matchings(&loc1, &loc2, offset_by_one, len_last)
  *                     if comparison == 0:             # <<<<<<<<<<<<<<
@@ -49301,7 +49825,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
         __pyx_t_1 = ((__pyx_v_comparison == 0) != 0);
         if (__pyx_t_1) {
 
-          /* "rulefactory.pxi":769
+          /* "cdec/sa/rulefactory.pxi":769
  *                     comparison = self.compare_matchings(&loc1, &loc2, offset_by_one, len_last)
  *                     if comparison == 0:
  *                         result = append_combined_matching(result, &loc1, &loc2, offset_by_one, num_subpatterns, result_len)             # <<<<<<<<<<<<<<
@@ -49313,7 +49837,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
         }
         __pyx_L16:;
 
-        /* "rulefactory.pxi":770
+        /* "cdec/sa/rulefactory.pxi":770
  *                     if comparison == 0:
  *                         result = append_combined_matching(result, &loc1, &loc2, offset_by_one, num_subpatterns, result_len)
  *                     if comparison == 1:             # <<<<<<<<<<<<<<
@@ -49326,7 +49850,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
         }
         __pyx_L17:;
 
-        /* "rulefactory.pxi":772
+        /* "cdec/sa/rulefactory.pxi":772
  *                     if comparison == 1:
  *                         pass
  *                     if comparison == -1:             # <<<<<<<<<<<<<<
@@ -49336,7 +49860,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
         __pyx_t_1 = ((__pyx_v_comparison == -1) != 0);
         if (__pyx_t_1) {
 
-          /* "rulefactory.pxi":773
+          /* "cdec/sa/rulefactory.pxi":773
  *                         pass
  *                     if comparison == -1:
  *                         break             # <<<<<<<<<<<<<<
@@ -49347,7 +49871,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
         }
         /*else*/ {
 
-          /* "rulefactory.pxi":775
+          /* "cdec/sa/rulefactory.pxi":775
  *                         break
  *                     else:
  *                         j2 = j2 + step2             # <<<<<<<<<<<<<<
@@ -49359,7 +49883,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
       }
       __pyx_L15_break:;
 
-      /* "rulefactory.pxi":776
+      /* "cdec/sa/rulefactory.pxi":776
  *                     else:
  *                         j2 = j2 + step2
  *                 i1 = i1 + step1             # <<<<<<<<<<<<<<
@@ -49370,7 +49894,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
     }
   }
 
-  /* "rulefactory.pxi":777
+  /* "cdec/sa/rulefactory.pxi":777
  *                         j2 = j2 + step2
  *                 i1 = i1 + step1
  *         return result             # <<<<<<<<<<<<<<
@@ -49380,7 +49904,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":736
+  /* "cdec/sa/rulefactory.pxi":736
  * 
  * 
  *     cdef int* merge_helper(self, int low1, int high1, int* arr1, int step1,             # <<<<<<<<<<<<<<
@@ -49394,7 +49918,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_merge_helper(struct
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":780
+/* "cdec/sa/rulefactory.pxi":780
  * 
  * 
  *     cdef void sort_phrase_loc(self, IntList arr, PhraseLocation loc, Phrase phrase):             # <<<<<<<<<<<<<<
@@ -49417,7 +49941,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("sort_phrase_loc", 0);
 
-  /* "rulefactory.pxi":785
+  /* "cdec/sa/rulefactory.pxi":785
  *         cdef IntList result
  * 
  *         if phrase in self.precomputed_index:             # <<<<<<<<<<<<<<
@@ -49428,7 +49952,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
   __pyx_t_2 = (__pyx_t_1 != 0);
   if (__pyx_t_2) {
 
-    /* "rulefactory.pxi":786
+    /* "cdec/sa/rulefactory.pxi":786
  * 
  *         if phrase in self.precomputed_index:
  *             loc.arr = self.precomputed_index[phrase]             # <<<<<<<<<<<<<<
@@ -49447,7 +49971,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":788
+    /* "cdec/sa/rulefactory.pxi":788
  *             loc.arr = self.precomputed_index[phrase]
  *         else:
  *             loc.arr = IntList(initial_len=loc.sa_high-loc.sa_low)             # <<<<<<<<<<<<<<
@@ -49469,7 +49993,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
     __pyx_v_loc->arr = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":789
+    /* "cdec/sa/rulefactory.pxi":789
  *         else:
  *             loc.arr = IntList(initial_len=loc.sa_high-loc.sa_low)
  *             veb = VEB(arr.len)             # <<<<<<<<<<<<<<
@@ -49489,7 +50013,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
     __pyx_v_veb = ((struct __pyx_obj_4cdec_2sa_3_sa_VEB *)__pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":790
+    /* "cdec/sa/rulefactory.pxi":790
  *             loc.arr = IntList(initial_len=loc.sa_high-loc.sa_low)
  *             veb = VEB(arr.len)
  *             for i from loc.sa_low <= i < loc.sa_high:             # <<<<<<<<<<<<<<
@@ -49499,7 +50023,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
     __pyx_t_5 = __pyx_v_loc->sa_high;
     for (__pyx_v_i = __pyx_v_loc->sa_low; __pyx_v_i < __pyx_t_5; __pyx_v_i++) {
 
-      /* "rulefactory.pxi":791
+      /* "cdec/sa/rulefactory.pxi":791
  *             veb = VEB(arr.len)
  *             for i from loc.sa_low <= i < loc.sa_high:
  *                 veb._insert(arr.arr[i])             # <<<<<<<<<<<<<<
@@ -49509,7 +50033,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
       ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_VEB *)__pyx_v_veb->__pyx_vtab)->_insert(__pyx_v_veb, (__pyx_v_arr->arr[__pyx_v_i]));
     }
 
-    /* "rulefactory.pxi":792
+    /* "cdec/sa/rulefactory.pxi":792
  *             for i from loc.sa_low <= i < loc.sa_high:
  *                 veb._insert(arr.arr[i])
  *             i = veb.veb.min_val             # <<<<<<<<<<<<<<
@@ -49519,7 +50043,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
     __pyx_t_5 = __pyx_v_veb->veb->min_val;
     __pyx_v_i = __pyx_t_5;
 
-    /* "rulefactory.pxi":793
+    /* "cdec/sa/rulefactory.pxi":793
  *                 veb._insert(arr.arr[i])
  *             i = veb.veb.min_val
  *             for j from 0 <= j < loc.sa_high-loc.sa_low:             # <<<<<<<<<<<<<<
@@ -49529,7 +50053,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
     __pyx_t_5 = (__pyx_v_loc->sa_high - __pyx_v_loc->sa_low);
     for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_5; __pyx_v_j++) {
 
-      /* "rulefactory.pxi":794
+      /* "cdec/sa/rulefactory.pxi":794
  *             i = veb.veb.min_val
  *             for j from 0 <= j < loc.sa_high-loc.sa_low:
  *                 loc.arr.arr[j] = i             # <<<<<<<<<<<<<<
@@ -49538,7 +50062,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
  */
       (__pyx_v_loc->arr->arr[__pyx_v_j]) = __pyx_v_i;
 
-      /* "rulefactory.pxi":795
+      /* "cdec/sa/rulefactory.pxi":795
  *             for j from 0 <= j < loc.sa_high-loc.sa_low:
  *                 loc.arr.arr[j] = i
  *                 i = veb._findsucc(i)             # <<<<<<<<<<<<<<
@@ -49550,7 +50074,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
   }
   __pyx_L3:;
 
-  /* "rulefactory.pxi":796
+  /* "cdec/sa/rulefactory.pxi":796
  *                 loc.arr.arr[j] = i
  *                 i = veb._findsucc(i)
  *         loc.arr_low = 0             # <<<<<<<<<<<<<<
@@ -49559,7 +50083,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
  */
   __pyx_v_loc->arr_low = 0;
 
-  /* "rulefactory.pxi":797
+  /* "cdec/sa/rulefactory.pxi":797
  *                 i = veb._findsucc(i)
  *         loc.arr_low = 0
  *         loc.arr_high = loc.arr.len             # <<<<<<<<<<<<<<
@@ -49569,7 +50093,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
   __pyx_t_5 = __pyx_v_loc->arr->len;
   __pyx_v_loc->arr_high = __pyx_t_5;
 
-  /* "rulefactory.pxi":780
+  /* "cdec/sa/rulefactory.pxi":780
  * 
  * 
  *     cdef void sort_phrase_loc(self, IntList arr, PhraseLocation loc, Phrase phrase):             # <<<<<<<<<<<<<<
@@ -49588,7 +50112,7 @@ static void __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(str
   __Pyx_RefNannyFinishContext();
 }
 
-/* "rulefactory.pxi":800
+/* "cdec/sa/rulefactory.pxi":800
  * 
  * 
  *     cdef intersect_helper(self, Phrase prefix, Phrase suffix,             # <<<<<<<<<<<<<<
@@ -49627,7 +50151,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("intersect_helper", 0);
 
-  /* "rulefactory.pxi":807
+  /* "cdec/sa/rulefactory.pxi":807
  *         cdef int* result_ptr
  * 
  *         result_len = 0             # <<<<<<<<<<<<<<
@@ -49636,7 +50160,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
  */
   __pyx_v_result_len = 0;
 
-  /* "rulefactory.pxi":809
+  /* "cdec/sa/rulefactory.pxi":809
  *         result_len = 0
  * 
  *         if sym_isvar(suffix[0]):             # <<<<<<<<<<<<<<
@@ -49650,7 +50174,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_3 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar(__pyx_t_2) != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":810
+    /* "cdec/sa/rulefactory.pxi":810
  * 
  *         if sym_isvar(suffix[0]):
  *             offset_by_one = 1             # <<<<<<<<<<<<<<
@@ -49662,7 +50186,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":812
+    /* "cdec/sa/rulefactory.pxi":812
  *             offset_by_one = 1
  *         else:
  *             offset_by_one = 0             # <<<<<<<<<<<<<<
@@ -49673,7 +50197,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   }
   __pyx_L3:;
 
-  /* "rulefactory.pxi":814
+  /* "cdec/sa/rulefactory.pxi":814
  *             offset_by_one = 0
  * 
  *         len_last = len(suffix.getchunk(suffix.arity()))             # <<<<<<<<<<<<<<
@@ -49732,7 +50256,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_len_last = __pyx_t_8;
 
-  /* "rulefactory.pxi":816
+  /* "cdec/sa/rulefactory.pxi":816
  *         len_last = len(suffix.getchunk(suffix.arity()))
  * 
  *         if prefix_loc.arr is None:             # <<<<<<<<<<<<<<
@@ -49743,7 +50267,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_9 = (__pyx_t_3 != 0);
   if (__pyx_t_9) {
 
-    /* "rulefactory.pxi":817
+    /* "cdec/sa/rulefactory.pxi":817
  * 
  *         if prefix_loc.arr is None:
  *             self.sort_phrase_loc(self.fsa.sa, prefix_loc, prefix)             # <<<<<<<<<<<<<<
@@ -49758,7 +50282,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   }
   __pyx_L4:;
 
-  /* "rulefactory.pxi":818
+  /* "cdec/sa/rulefactory.pxi":818
  *         if prefix_loc.arr is None:
  *             self.sort_phrase_loc(self.fsa.sa, prefix_loc, prefix)
  *         arr1 = prefix_loc.arr             # <<<<<<<<<<<<<<
@@ -49770,7 +50294,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_v_arr1 = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":819
+  /* "cdec/sa/rulefactory.pxi":819
  *             self.sort_phrase_loc(self.fsa.sa, prefix_loc, prefix)
  *         arr1 = prefix_loc.arr
  *         low1 = prefix_loc.arr_low             # <<<<<<<<<<<<<<
@@ -49780,7 +50304,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_2 = __pyx_v_prefix_loc->arr_low;
   __pyx_v_low1 = __pyx_t_2;
 
-  /* "rulefactory.pxi":820
+  /* "cdec/sa/rulefactory.pxi":820
  *         arr1 = prefix_loc.arr
  *         low1 = prefix_loc.arr_low
  *         high1 = prefix_loc.arr_high             # <<<<<<<<<<<<<<
@@ -49790,7 +50314,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_2 = __pyx_v_prefix_loc->arr_high;
   __pyx_v_high1 = __pyx_t_2;
 
-  /* "rulefactory.pxi":821
+  /* "cdec/sa/rulefactory.pxi":821
  *         low1 = prefix_loc.arr_low
  *         high1 = prefix_loc.arr_high
  *         step1 = prefix_loc.num_subpatterns             # <<<<<<<<<<<<<<
@@ -49800,7 +50324,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_2 = __pyx_v_prefix_loc->num_subpatterns;
   __pyx_v_step1 = __pyx_t_2;
 
-  /* "rulefactory.pxi":823
+  /* "cdec/sa/rulefactory.pxi":823
  *         step1 = prefix_loc.num_subpatterns
  * 
  *         if suffix_loc.arr is None:             # <<<<<<<<<<<<<<
@@ -49811,7 +50335,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_3 = (__pyx_t_9 != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":824
+    /* "cdec/sa/rulefactory.pxi":824
  * 
  *         if suffix_loc.arr is None:
  *             self.sort_phrase_loc(self.fsa.sa, suffix_loc, suffix)             # <<<<<<<<<<<<<<
@@ -49826,7 +50350,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   }
   __pyx_L5:;
 
-  /* "rulefactory.pxi":825
+  /* "cdec/sa/rulefactory.pxi":825
  *         if suffix_loc.arr is None:
  *             self.sort_phrase_loc(self.fsa.sa, suffix_loc, suffix)
  *         arr2 = suffix_loc.arr             # <<<<<<<<<<<<<<
@@ -49838,7 +50362,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_v_arr2 = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":826
+  /* "cdec/sa/rulefactory.pxi":826
  *             self.sort_phrase_loc(self.fsa.sa, suffix_loc, suffix)
  *         arr2 = suffix_loc.arr
  *         low2 = suffix_loc.arr_low             # <<<<<<<<<<<<<<
@@ -49848,7 +50372,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_2 = __pyx_v_suffix_loc->arr_low;
   __pyx_v_low2 = __pyx_t_2;
 
-  /* "rulefactory.pxi":827
+  /* "cdec/sa/rulefactory.pxi":827
  *         arr2 = suffix_loc.arr
  *         low2 = suffix_loc.arr_low
  *         high2 = suffix_loc.arr_high             # <<<<<<<<<<<<<<
@@ -49858,7 +50382,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_2 = __pyx_v_suffix_loc->arr_high;
   __pyx_v_high2 = __pyx_t_2;
 
-  /* "rulefactory.pxi":828
+  /* "cdec/sa/rulefactory.pxi":828
  *         low2 = suffix_loc.arr_low
  *         high2 = suffix_loc.arr_high
  *         step2 = suffix_loc.num_subpatterns             # <<<<<<<<<<<<<<
@@ -49868,7 +50392,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_2 = __pyx_v_suffix_loc->num_subpatterns;
   __pyx_v_step2 = __pyx_t_2;
 
-  /* "rulefactory.pxi":830
+  /* "cdec/sa/rulefactory.pxi":830
  *         step2 = suffix_loc.num_subpatterns
  * 
  *         num_subpatterns = prefix.arity()+1             # <<<<<<<<<<<<<<
@@ -49902,7 +50426,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __pyx_v_num_subpatterns = __pyx_t_2;
 
-  /* "rulefactory.pxi":832
+  /* "cdec/sa/rulefactory.pxi":832
  *         num_subpatterns = prefix.arity()+1
  * 
  *         if algorithm == MERGE:             # <<<<<<<<<<<<<<
@@ -49912,7 +50436,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_3 = ((__pyx_v_algorithm == __pyx_v_4cdec_2sa_3_sa_MERGE) != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":833
+    /* "cdec/sa/rulefactory.pxi":833
  * 
  *         if algorithm == MERGE:
  *             result_ptr = self.merge_helper(low1, high1, arr1.arr, step1,             # <<<<<<<<<<<<<<
@@ -49924,7 +50448,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":837
+    /* "cdec/sa/rulefactory.pxi":837
  *                                     offset_by_one, len_last, num_subpatterns, &result_len)
  *         else:
  *             result_ptr = self.baeza_yates_helper(low1, high1, arr1.arr, step1,             # <<<<<<<<<<<<<<
@@ -49935,7 +50459,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   }
   __pyx_L6:;
 
-  /* "rulefactory.pxi":841
+  /* "cdec/sa/rulefactory.pxi":841
  *                                     offset_by_one, len_last, num_subpatterns, &result_len)
  * 
  *         if result_len == 0:             # <<<<<<<<<<<<<<
@@ -49945,7 +50469,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   __pyx_t_3 = ((__pyx_v_result_len == 0) != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":842
+    /* "cdec/sa/rulefactory.pxi":842
  * 
  *         if result_len == 0:
  *             free(result_ptr)             # <<<<<<<<<<<<<<
@@ -49954,7 +50478,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
  */
     free(__pyx_v_result_ptr);
 
-    /* "rulefactory.pxi":843
+    /* "cdec/sa/rulefactory.pxi":843
  *         if result_len == 0:
  *             free(result_ptr)
  *             return None             # <<<<<<<<<<<<<<
@@ -49968,7 +50492,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":845
+    /* "cdec/sa/rulefactory.pxi":845
  *             return None
  *         else:
  *             result = IntList()             # <<<<<<<<<<<<<<
@@ -49980,7 +50504,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
     __pyx_v_result = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":846
+    /* "cdec/sa/rulefactory.pxi":846
  *         else:
  *             result = IntList()
  *             free(result.arr)             # <<<<<<<<<<<<<<
@@ -49989,7 +50513,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
  */
     free(__pyx_v_result->arr);
 
-    /* "rulefactory.pxi":847
+    /* "cdec/sa/rulefactory.pxi":847
  *             result = IntList()
  *             free(result.arr)
  *             result.arr = result_ptr             # <<<<<<<<<<<<<<
@@ -49998,7 +50522,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
  */
     __pyx_v_result->arr = __pyx_v_result_ptr;
 
-    /* "rulefactory.pxi":848
+    /* "cdec/sa/rulefactory.pxi":848
  *             free(result.arr)
  *             result.arr = result_ptr
  *             result.len = result_len             # <<<<<<<<<<<<<<
@@ -50007,7 +50531,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
  */
     __pyx_v_result->len = __pyx_v_result_len;
 
-    /* "rulefactory.pxi":849
+    /* "cdec/sa/rulefactory.pxi":849
  *             result.arr = result_ptr
  *             result.len = result_len
  *             result.size = result_len             # <<<<<<<<<<<<<<
@@ -50016,7 +50540,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
  */
     __pyx_v_result->size = __pyx_v_result_len;
 
-    /* "rulefactory.pxi":850
+    /* "cdec/sa/rulefactory.pxi":850
  *             result.len = result_len
  *             result.size = result_len
  *             return PhraseLocation(arr_low=0, arr_high=result_len, arr=result, num_subpatterns=num_subpatterns)             # <<<<<<<<<<<<<<
@@ -50044,7 +50568,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":800
+  /* "cdec/sa/rulefactory.pxi":800
  * 
  * 
  *     cdef intersect_helper(self, Phrase prefix, Phrase suffix,             # <<<<<<<<<<<<<<
@@ -50070,7 +50594,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_intersect_help
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":852
+/* "cdec/sa/rulefactory.pxi":852
  *             return PhraseLocation(arr_low=0, arr_high=result_len, arr=result, num_subpatterns=num_subpatterns)
  * 
  *     cdef loc2str(self, PhraseLocation loc):             # <<<<<<<<<<<<<<
@@ -50093,7 +50617,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("loc2str", 0);
 
-  /* "rulefactory.pxi":854
+  /* "cdec/sa/rulefactory.pxi":854
  *     cdef loc2str(self, PhraseLocation loc):
  *         cdef int i, j
  *         result = "{"             # <<<<<<<<<<<<<<
@@ -50103,7 +50627,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
   __Pyx_INCREF(__pyx_kp_s__63);
   __pyx_v_result = __pyx_kp_s__63;
 
-  /* "rulefactory.pxi":855
+  /* "cdec/sa/rulefactory.pxi":855
  *         cdef int i, j
  *         result = "{"
  *         i = 0             # <<<<<<<<<<<<<<
@@ -50112,7 +50636,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
  */
   __pyx_v_i = 0;
 
-  /* "rulefactory.pxi":856
+  /* "cdec/sa/rulefactory.pxi":856
  *         result = "{"
  *         i = 0
  *         while i < loc.arr_high:             # <<<<<<<<<<<<<<
@@ -50123,7 +50647,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
     __pyx_t_1 = ((__pyx_v_i < __pyx_v_loc->arr_high) != 0);
     if (!__pyx_t_1) break;
 
-    /* "rulefactory.pxi":857
+    /* "cdec/sa/rulefactory.pxi":857
  *         i = 0
  *         while i < loc.arr_high:
  *             result = result + "("             # <<<<<<<<<<<<<<
@@ -50135,7 +50659,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
     __Pyx_DECREF_SET(__pyx_v_result, __pyx_t_2);
     __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":858
+    /* "cdec/sa/rulefactory.pxi":858
  *         while i < loc.arr_high:
  *             result = result + "("
  *             for j from i <= j < i + loc.num_subpatterns:             # <<<<<<<<<<<<<<
@@ -50145,7 +50669,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
     __pyx_t_3 = (__pyx_v_i + __pyx_v_loc->num_subpatterns);
     for (__pyx_v_j = __pyx_v_i; __pyx_v_j < __pyx_t_3; __pyx_v_j++) {
 
-      /* "rulefactory.pxi":859
+      /* "cdec/sa/rulefactory.pxi":859
  *             result = result + "("
  *             for j from i <= j < i + loc.num_subpatterns:
  *                 result = result + ("%d " %loc.arr[j])             # <<<<<<<<<<<<<<
@@ -50164,7 +50688,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
       __pyx_t_2 = 0;
     }
 
-    /* "rulefactory.pxi":860
+    /* "cdec/sa/rulefactory.pxi":860
  *             for j from i <= j < i + loc.num_subpatterns:
  *                 result = result + ("%d " %loc.arr[j])
  *             result = result + ")"             # <<<<<<<<<<<<<<
@@ -50176,7 +50700,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
     __Pyx_DECREF_SET(__pyx_v_result, __pyx_t_2);
     __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":861
+    /* "cdec/sa/rulefactory.pxi":861
  *                 result = result + ("%d " %loc.arr[j])
  *             result = result + ")"
  *             i = i + loc.num_subpatterns             # <<<<<<<<<<<<<<
@@ -50186,7 +50710,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
     __pyx_v_i = (__pyx_v_i + __pyx_v_loc->num_subpatterns);
   }
 
-  /* "rulefactory.pxi":862
+  /* "cdec/sa/rulefactory.pxi":862
  *             result = result + ")"
  *             i = i + loc.num_subpatterns
  *         result = result + "}"             # <<<<<<<<<<<<<<
@@ -50198,7 +50722,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
   __Pyx_DECREF_SET(__pyx_v_result, __pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":863
+  /* "cdec/sa/rulefactory.pxi":863
  *             i = i + loc.num_subpatterns
  *         result = result + "}"
  *         return result             # <<<<<<<<<<<<<<
@@ -50210,7 +50734,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":852
+  /* "cdec/sa/rulefactory.pxi":852
  *             return PhraseLocation(arr_low=0, arr_high=result_len, arr=result, num_subpatterns=num_subpatterns)
  * 
  *     cdef loc2str(self, PhraseLocation loc):             # <<<<<<<<<<<<<<
@@ -50231,7 +50755,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":865
+/* "cdec/sa/rulefactory.pxi":865
  *         return result
  * 
  *     cdef PhraseLocation intersect(self, prefix_node, suffix_node, Phrase phrase):             # <<<<<<<<<<<<<<
@@ -50259,7 +50783,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("intersect", 0);
 
-  /* "rulefactory.pxi":869
+  /* "cdec/sa/rulefactory.pxi":869
  *         cdef PhraseLocation prefix_loc, suffix_loc, result
  * 
  *         prefix = prefix_node.phrase             # <<<<<<<<<<<<<<
@@ -50272,7 +50796,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   __pyx_v_prefix = ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":870
+  /* "cdec/sa/rulefactory.pxi":870
  * 
  *         prefix = prefix_node.phrase
  *         suffix = suffix_node.phrase             # <<<<<<<<<<<<<<
@@ -50285,7 +50809,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   __pyx_v_suffix = ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":871
+  /* "cdec/sa/rulefactory.pxi":871
  *         prefix = prefix_node.phrase
  *         suffix = suffix_node.phrase
  *         prefix_loc = prefix_node.phrase_location             # <<<<<<<<<<<<<<
@@ -50298,7 +50822,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   __pyx_v_prefix_loc = ((struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":872
+  /* "cdec/sa/rulefactory.pxi":872
  *         suffix = suffix_node.phrase
  *         prefix_loc = prefix_node.phrase_location
  *         suffix_loc = suffix_node.phrase_location             # <<<<<<<<<<<<<<
@@ -50311,7 +50835,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   __pyx_v_suffix_loc = ((struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":874
+  /* "cdec/sa/rulefactory.pxi":874
  *         suffix_loc = suffix_node.phrase_location
  * 
  *         result = self.get_precomputed_collocation(phrase)             # <<<<<<<<<<<<<<
@@ -50349,7 +50873,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   __pyx_v_result = ((struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":875
+  /* "cdec/sa/rulefactory.pxi":875
  * 
  *         result = self.get_precomputed_collocation(phrase)
  *         if result is not None:             # <<<<<<<<<<<<<<
@@ -50360,7 +50884,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   __pyx_t_6 = (__pyx_t_5 != 0);
   if (__pyx_t_6) {
 
-    /* "rulefactory.pxi":876
+    /* "cdec/sa/rulefactory.pxi":876
  *         result = self.get_precomputed_collocation(phrase)
  *         if result is not None:
  *             intersect_method = "precomputed"             # <<<<<<<<<<<<<<
@@ -50373,7 +50897,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   }
   __pyx_L3:;
 
-  /* "rulefactory.pxi":878
+  /* "cdec/sa/rulefactory.pxi":878
  *             intersect_method = "precomputed"
  * 
  *         if result is None:             # <<<<<<<<<<<<<<
@@ -50384,7 +50908,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   __pyx_t_5 = (__pyx_t_6 != 0);
   if (__pyx_t_5) {
 
-    /* "rulefactory.pxi":879
+    /* "cdec/sa/rulefactory.pxi":879
  * 
  *         if result is None:
  *             if self.use_baeza_yates:             # <<<<<<<<<<<<<<
@@ -50394,7 +50918,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
     __pyx_t_5 = (__pyx_v_self->use_baeza_yates != 0);
     if (__pyx_t_5) {
 
-      /* "rulefactory.pxi":880
+      /* "cdec/sa/rulefactory.pxi":880
  *         if result is None:
  *             if self.use_baeza_yates:
  *                 result = self.intersect_helper(prefix, suffix, prefix_loc, suffix_loc, BAEZA_YATES)             # <<<<<<<<<<<<<<
@@ -50407,7 +50931,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
       __Pyx_DECREF_SET(__pyx_v_result, ((struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *)__pyx_t_1));
       __pyx_t_1 = 0;
 
-      /* "rulefactory.pxi":881
+      /* "cdec/sa/rulefactory.pxi":881
  *             if self.use_baeza_yates:
  *                 result = self.intersect_helper(prefix, suffix, prefix_loc, suffix_loc, BAEZA_YATES)
  *                 intersect_method="double binary"             # <<<<<<<<<<<<<<
@@ -50420,7 +50944,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
     }
     /*else*/ {
 
-      /* "rulefactory.pxi":883
+      /* "cdec/sa/rulefactory.pxi":883
  *                 intersect_method="double binary"
  *             else:
  *                 result = self.intersect_helper(prefix, suffix, prefix_loc, suffix_loc, MERGE)             # <<<<<<<<<<<<<<
@@ -50433,7 +50957,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
       __Pyx_DECREF_SET(__pyx_v_result, ((struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *)__pyx_t_1));
       __pyx_t_1 = 0;
 
-      /* "rulefactory.pxi":884
+      /* "cdec/sa/rulefactory.pxi":884
  *             else:
  *                 result = self.intersect_helper(prefix, suffix, prefix_loc, suffix_loc, MERGE)
  *                 intersect_method="merge"             # <<<<<<<<<<<<<<
@@ -50448,7 +50972,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   }
   __pyx_L4:;
 
-  /* "rulefactory.pxi":885
+  /* "cdec/sa/rulefactory.pxi":885
  *                 result = self.intersect_helper(prefix, suffix, prefix_loc, suffix_loc, MERGE)
  *                 intersect_method="merge"
  *         return result             # <<<<<<<<<<<<<<
@@ -50460,7 +50984,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":865
+  /* "cdec/sa/rulefactory.pxi":865
  *         return result
  * 
  *     cdef PhraseLocation intersect(self, prefix_node, suffix_node, Phrase phrase):             # <<<<<<<<<<<<<<
@@ -50488,7 +51012,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_PhraseLocation *__pyx_f_4cdec_2sa_3_sa_23
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":887
+/* "cdec/sa/rulefactory.pxi":887
  *         return result
  * 
  *     def advance(self, frontier, res, fwords):             # <<<<<<<<<<<<<<
@@ -50598,7 +51122,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("advance", 0);
 
-  /* "rulefactory.pxi":889
+  /* "cdec/sa/rulefactory.pxi":889
  *     def advance(self, frontier, res, fwords):
  *         cdef unsigned na
  *         nf = []             # <<<<<<<<<<<<<<
@@ -50610,7 +51134,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
   __pyx_v_nf = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":890
+  /* "cdec/sa/rulefactory.pxi":890
  *         cdef unsigned na
  *         nf = []
  *         for toskip, (i, alt, pathlen) in frontier:             # <<<<<<<<<<<<<<
@@ -50770,7 +51294,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
     __Pyx_XDECREF_SET(__pyx_v_pathlen, __pyx_t_10);
     __pyx_t_10 = 0;
 
-    /* "rulefactory.pxi":891
+    /* "cdec/sa/rulefactory.pxi":891
  *         nf = []
  *         for toskip, (i, alt, pathlen) in frontier:
  *             spanlen = fwords[i][alt][2]             # <<<<<<<<<<<<<<
@@ -50788,7 +51312,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
     __Pyx_XDECREF_SET(__pyx_v_spanlen, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":892
+    /* "cdec/sa/rulefactory.pxi":892
  *         for toskip, (i, alt, pathlen) in frontier:
  *             spanlen = fwords[i][alt][2]
  *             if toskip == 0:             # <<<<<<<<<<<<<<
@@ -50800,7 +51324,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     if (__pyx_t_12) {
 
-      /* "rulefactory.pxi":893
+      /* "cdec/sa/rulefactory.pxi":893
  *             spanlen = fwords[i][alt][2]
  *             if toskip == 0:
  *                 res.append((i, alt, pathlen))             # <<<<<<<<<<<<<<
@@ -50824,7 +51348,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
     }
     __pyx_L9:;
 
-    /* "rulefactory.pxi":894
+    /* "cdec/sa/rulefactory.pxi":894
  *             if toskip == 0:
  *                 res.append((i, alt, pathlen))
  *             ni = i + spanlen             # <<<<<<<<<<<<<<
@@ -50836,7 +51360,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
     __Pyx_XDECREF_SET(__pyx_v_ni, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":895
+    /* "cdec/sa/rulefactory.pxi":895
  *                 res.append((i, alt, pathlen))
  *             ni = i + spanlen
  *             if ni < len(fwords) and pathlen + 1 < self.max_initial_size:             # <<<<<<<<<<<<<<
@@ -50870,7 +51394,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
     __pyx_L11_bool_binop_done:;
     if (__pyx_t_12) {
 
-      /* "rulefactory.pxi":896
+      /* "cdec/sa/rulefactory.pxi":896
  *             ni = i + spanlen
  *             if ni < len(fwords) and pathlen + 1 < self.max_initial_size:
  *                 for na in range(len(fwords[ni])):             # <<<<<<<<<<<<<<
@@ -50884,7 +51408,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
       for (__pyx_t_16 = 0; __pyx_t_16 < __pyx_t_14; __pyx_t_16+=1) {
         __pyx_v_na = __pyx_t_16;
 
-        /* "rulefactory.pxi":897
+        /* "cdec/sa/rulefactory.pxi":897
  *             if ni < len(fwords) and pathlen + 1 < self.max_initial_size:
  *                 for na in range(len(fwords[ni])):
  *                     nf.append((toskip - 1, (ni, na, pathlen + 1)))             # <<<<<<<<<<<<<<
@@ -50923,7 +51447,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
     }
     __pyx_L10:;
 
-    /* "rulefactory.pxi":890
+    /* "cdec/sa/rulefactory.pxi":890
  *         cdef unsigned na
  *         nf = []
  *         for toskip, (i, alt, pathlen) in frontier:             # <<<<<<<<<<<<<<
@@ -50933,7 +51457,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":898
+  /* "cdec/sa/rulefactory.pxi":898
  *                 for na in range(len(fwords[ni])):
  *                     nf.append((toskip - 1, (ni, na, pathlen + 1)))
  *         if len(nf) > 0:             # <<<<<<<<<<<<<<
@@ -50944,7 +51468,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
   __pyx_t_12 = ((__pyx_t_2 > 0) != 0);
   if (__pyx_t_12) {
 
-    /* "rulefactory.pxi":899
+    /* "cdec/sa/rulefactory.pxi":899
  *                     nf.append((toskip - 1, (ni, na, pathlen + 1)))
  *         if len(nf) > 0:
  *             return self.advance(nf, res, fwords)             # <<<<<<<<<<<<<<
@@ -50990,7 +51514,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":901
+    /* "cdec/sa/rulefactory.pxi":901
  *             return self.advance(nf, res, fwords)
  *         else:
  *             return res             # <<<<<<<<<<<<<<
@@ -51003,7 +51527,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":887
+  /* "cdec/sa/rulefactory.pxi":887
  *         return result
  * 
  *     def advance(self, frontier, res, fwords):             # <<<<<<<<<<<<<<
@@ -51036,7 +51560,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12advance(str
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":903
+/* "cdec/sa/rulefactory.pxi":903
  *             return res
  * 
  *     def get_all_nodes_isteps_away(self, skip, i, spanlen, pathlen, fwords, next_states, reachable_buffer):             # <<<<<<<<<<<<<<
@@ -51181,7 +51705,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_all_nodes_isteps_away", 0);
 
-  /* "rulefactory.pxi":905
+  /* "cdec/sa/rulefactory.pxi":905
  *     def get_all_nodes_isteps_away(self, skip, i, spanlen, pathlen, fwords, next_states, reachable_buffer):
  *         cdef unsigned alt_it
  *         frontier = []             # <<<<<<<<<<<<<<
@@ -51193,7 +51717,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   __pyx_v_frontier = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":906
+  /* "cdec/sa/rulefactory.pxi":906
  *         cdef unsigned alt_it
  *         frontier = []
  *         if i+spanlen+skip >= len(next_states):             # <<<<<<<<<<<<<<
@@ -51215,7 +51739,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   if (__pyx_t_5) {
 
-    /* "rulefactory.pxi":907
+    /* "cdec/sa/rulefactory.pxi":907
  *         frontier = []
  *         if i+spanlen+skip >= len(next_states):
  *             return frontier             # <<<<<<<<<<<<<<
@@ -51228,7 +51752,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":908
+  /* "cdec/sa/rulefactory.pxi":908
  *         if i+spanlen+skip >= len(next_states):
  *             return frontier
  *         key = tuple([i,spanlen])             # <<<<<<<<<<<<<<
@@ -51249,7 +51773,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   __pyx_v_key = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":909
+  /* "cdec/sa/rulefactory.pxi":909
  *             return frontier
  *         key = tuple([i,spanlen])
  *         reachable = []             # <<<<<<<<<<<<<<
@@ -51261,7 +51785,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   __pyx_v_reachable = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":910
+  /* "cdec/sa/rulefactory.pxi":910
  *         key = tuple([i,spanlen])
  *         reachable = []
  *         if key in reachable_buffer:             # <<<<<<<<<<<<<<
@@ -51272,7 +51796,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   __pyx_t_6 = (__pyx_t_5 != 0);
   if (__pyx_t_6) {
 
-    /* "rulefactory.pxi":911
+    /* "cdec/sa/rulefactory.pxi":911
  *         reachable = []
  *         if key in reachable_buffer:
  *             reachable = reachable_buffer[key]             # <<<<<<<<<<<<<<
@@ -51287,7 +51811,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":913
+    /* "cdec/sa/rulefactory.pxi":913
  *             reachable = reachable_buffer[key]
  *         else:
  *             reachable = self.reachable(fwords, i, spanlen)             # <<<<<<<<<<<<<<
@@ -51329,7 +51853,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
     __Pyx_DECREF_SET(__pyx_v_reachable, __pyx_t_1);
     __pyx_t_1 = 0;
 
-    /* "rulefactory.pxi":914
+    /* "cdec/sa/rulefactory.pxi":914
  *         else:
  *             reachable = self.reachable(fwords, i, spanlen)
  *             reachable_buffer[key] = reachable             # <<<<<<<<<<<<<<
@@ -51340,7 +51864,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   }
   __pyx_L4:;
 
-  /* "rulefactory.pxi":915
+  /* "cdec/sa/rulefactory.pxi":915
  *             reachable = self.reachable(fwords, i, spanlen)
  *             reachable_buffer[key] = reachable
  *         for nextreachable in reachable:             # <<<<<<<<<<<<<<
@@ -51387,7 +51911,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
     __Pyx_XDECREF_SET(__pyx_v_nextreachable, __pyx_t_4);
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":916
+    /* "cdec/sa/rulefactory.pxi":916
  *             reachable_buffer[key] = reachable
  *         for nextreachable in reachable:
  *             for next_id in next_states[nextreachable]:             # <<<<<<<<<<<<<<
@@ -51437,7 +51961,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
       __Pyx_XDECREF_SET(__pyx_v_next_id, __pyx_t_4);
       __pyx_t_4 = 0;
 
-      /* "rulefactory.pxi":917
+      /* "cdec/sa/rulefactory.pxi":917
  *         for nextreachable in reachable:
  *             for next_id in next_states[nextreachable]:
  *                 jump = self.shortest(fwords,i,next_id)             # <<<<<<<<<<<<<<
@@ -51479,7 +52003,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
       __Pyx_XDECREF_SET(__pyx_v_jump, __pyx_t_4);
       __pyx_t_4 = 0;
 
-      /* "rulefactory.pxi":918
+      /* "cdec/sa/rulefactory.pxi":918
  *             for next_id in next_states[nextreachable]:
  *                 jump = self.shortest(fwords,i,next_id)
  *                 if jump < skip:             # <<<<<<<<<<<<<<
@@ -51491,7 +52015,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
       __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
       if (__pyx_t_6) {
 
-        /* "rulefactory.pxi":919
+        /* "cdec/sa/rulefactory.pxi":919
  *                 jump = self.shortest(fwords,i,next_id)
  *                 if jump < skip:
  *                     continue             # <<<<<<<<<<<<<<
@@ -51501,7 +52025,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
         goto __pyx_L7_continue;
       }
 
-      /* "rulefactory.pxi":920
+      /* "cdec/sa/rulefactory.pxi":920
  *                 if jump < skip:
  *                     continue
  *                 if pathlen+jump <= self.max_initial_size:             # <<<<<<<<<<<<<<
@@ -51519,7 +52043,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
       __Pyx_DECREF(__pyx_t_13); __pyx_t_13 = 0;
       if (__pyx_t_6) {
 
-        /* "rulefactory.pxi":921
+        /* "cdec/sa/rulefactory.pxi":921
  *                     continue
  *                 if pathlen+jump <= self.max_initial_size:
  *                     for alt_id in range(len(fwords[next_id])):             # <<<<<<<<<<<<<<
@@ -51533,7 +52057,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
         for (__pyx_t_14 = 0; __pyx_t_14 < __pyx_t_12; __pyx_t_14+=1) {
           __pyx_v_alt_id = __pyx_t_14;
 
-          /* "rulefactory.pxi":922
+          /* "cdec/sa/rulefactory.pxi":922
  *                 if pathlen+jump <= self.max_initial_size:
  *                     for alt_id in range(len(fwords[next_id])):
  *                         if fwords[next_id][alt_id][0] != EPSILON:             # <<<<<<<<<<<<<<
@@ -51557,7 +52081,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
           if (__pyx_t_6) {
 
-            /* "rulefactory.pxi":923
+            /* "cdec/sa/rulefactory.pxi":923
  *                     for alt_id in range(len(fwords[next_id])):
  *                         if fwords[next_id][alt_id][0] != EPSILON:
  *                             newel = (next_id,alt_id,pathlen+jump)             # <<<<<<<<<<<<<<
@@ -51582,7 +52106,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
             __Pyx_XDECREF_SET(__pyx_v_newel, ((PyObject*)__pyx_t_13));
             __pyx_t_13 = 0;
 
-            /* "rulefactory.pxi":924
+            /* "cdec/sa/rulefactory.pxi":924
  *                         if fwords[next_id][alt_id][0] != EPSILON:
  *                             newel = (next_id,alt_id,pathlen+jump)
  *                             if newel not in frontier:             # <<<<<<<<<<<<<<
@@ -51593,7 +52117,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
             __pyx_t_5 = (__pyx_t_6 != 0);
             if (__pyx_t_5) {
 
-              /* "rulefactory.pxi":925
+              /* "cdec/sa/rulefactory.pxi":925
  *                             newel = (next_id,alt_id,pathlen+jump)
  *                             if newel not in frontier:
  *                                 frontier.append((next_id,alt_id,pathlen+jump))             # <<<<<<<<<<<<<<
@@ -51628,7 +52152,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
       }
       __pyx_L10:;
 
-      /* "rulefactory.pxi":916
+      /* "cdec/sa/rulefactory.pxi":916
  *             reachable_buffer[key] = reachable
  *         for nextreachable in reachable:
  *             for next_id in next_states[nextreachable]:             # <<<<<<<<<<<<<<
@@ -51639,7 +52163,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
     }
     __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
 
-    /* "rulefactory.pxi":915
+    /* "cdec/sa/rulefactory.pxi":915
  *             reachable = self.reachable(fwords, i, spanlen)
  *             reachable_buffer[key] = reachable
  *         for nextreachable in reachable:             # <<<<<<<<<<<<<<
@@ -51649,7 +52173,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":926
+  /* "cdec/sa/rulefactory.pxi":926
  *                             if newel not in frontier:
  *                                 frontier.append((next_id,alt_id,pathlen+jump))
  *         return frontier             # <<<<<<<<<<<<<<
@@ -51661,7 +52185,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   __pyx_r = __pyx_v_frontier;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":903
+  /* "cdec/sa/rulefactory.pxi":903
  *             return res
  * 
  *     def get_all_nodes_isteps_away(self, skip, i, spanlen, pathlen, fwords, next_states, reachable_buffer):             # <<<<<<<<<<<<<<
@@ -51692,7 +52216,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_14get_all_nod
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":928
+/* "cdec/sa/rulefactory.pxi":928
  *         return frontier
  * 
  *     def reachable(self, fwords, ifrom, dist):             # <<<<<<<<<<<<<<
@@ -51794,7 +52318,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("reachable", 0);
 
-  /* "rulefactory.pxi":929
+  /* "cdec/sa/rulefactory.pxi":929
  * 
  *     def reachable(self, fwords, ifrom, dist):
  *         ret = []             # <<<<<<<<<<<<<<
@@ -51806,7 +52330,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
   __pyx_v_ret = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":930
+  /* "cdec/sa/rulefactory.pxi":930
  *     def reachable(self, fwords, ifrom, dist):
  *         ret = []
  *         if ifrom >= len(fwords):             # <<<<<<<<<<<<<<
@@ -51822,7 +52346,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   if (__pyx_t_4) {
 
-    /* "rulefactory.pxi":931
+    /* "cdec/sa/rulefactory.pxi":931
  *         ret = []
  *         if ifrom >= len(fwords):
  *             return ret             # <<<<<<<<<<<<<<
@@ -51835,7 +52359,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":932
+  /* "cdec/sa/rulefactory.pxi":932
  *         if ifrom >= len(fwords):
  *             return ret
  *         for alt_id in range(len(fwords[ifrom])):             # <<<<<<<<<<<<<<
@@ -51849,7 +52373,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
   for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_2; __pyx_t_5+=1) {
     __pyx_v_alt_id = __pyx_t_5;
 
-    /* "rulefactory.pxi":933
+    /* "cdec/sa/rulefactory.pxi":933
  *             return ret
  *         for alt_id in range(len(fwords[ifrom])):
  *             if fwords[ifrom][alt_id][0] == EPSILON:             # <<<<<<<<<<<<<<
@@ -51873,7 +52397,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
     if (__pyx_t_4) {
 
-      /* "rulefactory.pxi":934
+      /* "cdec/sa/rulefactory.pxi":934
  *         for alt_id in range(len(fwords[ifrom])):
  *             if fwords[ifrom][alt_id][0] == EPSILON:
  *                 ret.extend(self.reachable(fwords,ifrom+fwords[ifrom][alt_id][2],dist))             # <<<<<<<<<<<<<<
@@ -51929,7 +52453,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
     }
     /*else*/ {
 
-      /* "rulefactory.pxi":936
+      /* "cdec/sa/rulefactory.pxi":936
  *                 ret.extend(self.reachable(fwords,ifrom+fwords[ifrom][alt_id][2],dist))
  *             else:
  *                 if dist == 0:             # <<<<<<<<<<<<<<
@@ -51941,7 +52465,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
       __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
       if (__pyx_t_4) {
 
-        /* "rulefactory.pxi":937
+        /* "cdec/sa/rulefactory.pxi":937
  *             else:
  *                 if dist == 0:
  *                     if ifrom not in ret:             # <<<<<<<<<<<<<<
@@ -51952,7 +52476,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
         __pyx_t_11 = (__pyx_t_4 != 0);
         if (__pyx_t_11) {
 
-          /* "rulefactory.pxi":938
+          /* "cdec/sa/rulefactory.pxi":938
  *                 if dist == 0:
  *                     if ifrom not in ret:
  *                         ret.append(ifrom)             # <<<<<<<<<<<<<<
@@ -51967,7 +52491,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
       }
       /*else*/ {
 
-        /* "rulefactory.pxi":940
+        /* "cdec/sa/rulefactory.pxi":940
  *                         ret.append(ifrom)
  *                 else:
  *                     for ifromchild in self.reachable(fwords,ifrom+fwords[ifrom][alt_id][2],dist-1):             # <<<<<<<<<<<<<<
@@ -52060,7 +52584,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
           __Pyx_XDECREF_SET(__pyx_v_ifromchild, __pyx_t_6);
           __pyx_t_6 = 0;
 
-          /* "rulefactory.pxi":941
+          /* "cdec/sa/rulefactory.pxi":941
  *                 else:
  *                     for ifromchild in self.reachable(fwords,ifrom+fwords[ifrom][alt_id][2],dist-1):
  *                         if ifromchild not in ret:             # <<<<<<<<<<<<<<
@@ -52071,7 +52595,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
           __pyx_t_4 = (__pyx_t_11 != 0);
           if (__pyx_t_4) {
 
-            /* "rulefactory.pxi":942
+            /* "cdec/sa/rulefactory.pxi":942
  *                     for ifromchild in self.reachable(fwords,ifrom+fwords[ifrom][alt_id][2],dist-1):
  *                         if ifromchild not in ret:
  *                             ret.append(ifromchild)             # <<<<<<<<<<<<<<
@@ -52083,7 +52607,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
           }
           __pyx_L11:;
 
-          /* "rulefactory.pxi":940
+          /* "cdec/sa/rulefactory.pxi":940
  *                         ret.append(ifrom)
  *                 else:
  *                     for ifromchild in self.reachable(fwords,ifrom+fwords[ifrom][alt_id][2],dist-1):             # <<<<<<<<<<<<<<
@@ -52098,7 +52622,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
     __pyx_L6:;
   }
 
-  /* "rulefactory.pxi":944
+  /* "cdec/sa/rulefactory.pxi":944
  *                             ret.append(ifromchild)
  * 
  *         return ret             # <<<<<<<<<<<<<<
@@ -52110,7 +52634,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
   __pyx_r = __pyx_v_ret;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":928
+  /* "cdec/sa/rulefactory.pxi":928
  *         return frontier
  * 
  *     def reachable(self, fwords, ifrom, dist):             # <<<<<<<<<<<<<<
@@ -52136,7 +52660,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_16reachable(s
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":946
+/* "cdec/sa/rulefactory.pxi":946
  *         return ret
  * 
  *     def shortest(self, fwords, ifrom, ito):             # <<<<<<<<<<<<<<
@@ -52234,7 +52758,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("shortest", 0);
 
-  /* "rulefactory.pxi":948
+  /* "cdec/sa/rulefactory.pxi":948
  *     def shortest(self, fwords, ifrom, ito):
  *         cdef unsigned alt_id
  *         min = 1000             # <<<<<<<<<<<<<<
@@ -52244,7 +52768,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
   __Pyx_INCREF(__pyx_int_1000);
   __pyx_v_min = __pyx_int_1000;
 
-  /* "rulefactory.pxi":949
+  /* "cdec/sa/rulefactory.pxi":949
  *         cdef unsigned alt_id
  *         min = 1000
  *         if ifrom > ito:             # <<<<<<<<<<<<<<
@@ -52256,7 +52780,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   if (__pyx_t_2) {
 
-    /* "rulefactory.pxi":950
+    /* "cdec/sa/rulefactory.pxi":950
  *         min = 1000
  *         if ifrom > ito:
  *             return min             # <<<<<<<<<<<<<<
@@ -52269,7 +52793,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":951
+  /* "cdec/sa/rulefactory.pxi":951
  *         if ifrom > ito:
  *             return min
  *         if ifrom == ito:             # <<<<<<<<<<<<<<
@@ -52281,7 +52805,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   if (__pyx_t_2) {
 
-    /* "rulefactory.pxi":952
+    /* "cdec/sa/rulefactory.pxi":952
  *             return min
  *         if ifrom == ito:
  *             return 0             # <<<<<<<<<<<<<<
@@ -52294,7 +52818,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":953
+  /* "cdec/sa/rulefactory.pxi":953
  *         if ifrom == ito:
  *             return 0
  *         for alt_id in range(len(fwords[ifrom])):             # <<<<<<<<<<<<<<
@@ -52308,7 +52832,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
   for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
     __pyx_v_alt_id = __pyx_t_4;
 
-    /* "rulefactory.pxi":954
+    /* "cdec/sa/rulefactory.pxi":954
  *             return 0
  *         for alt_id in range(len(fwords[ifrom])):
  *             currmin = self.shortest(fwords,ifrom+fwords[ifrom][alt_id][2],ito)             # <<<<<<<<<<<<<<
@@ -52361,7 +52885,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
     __Pyx_XDECREF_SET(__pyx_v_currmin, __pyx_t_1);
     __pyx_t_1 = 0;
 
-    /* "rulefactory.pxi":955
+    /* "cdec/sa/rulefactory.pxi":955
  *         for alt_id in range(len(fwords[ifrom])):
  *             currmin = self.shortest(fwords,ifrom+fwords[ifrom][alt_id][2],ito)
  *             if fwords[ifrom][alt_id][0] != EPSILON:             # <<<<<<<<<<<<<<
@@ -52385,7 +52909,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
     __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":956
+      /* "cdec/sa/rulefactory.pxi":956
  *             currmin = self.shortest(fwords,ifrom+fwords[ifrom][alt_id][2],ito)
  *             if fwords[ifrom][alt_id][0] != EPSILON:
  *                 currmin += 1             # <<<<<<<<<<<<<<
@@ -52400,7 +52924,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
     }
     __pyx_L7:;
 
-    /* "rulefactory.pxi":957
+    /* "cdec/sa/rulefactory.pxi":957
  *             if fwords[ifrom][alt_id][0] != EPSILON:
  *                 currmin += 1
  *             if currmin < min:             # <<<<<<<<<<<<<<
@@ -52412,7 +52936,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
     __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":958
+      /* "cdec/sa/rulefactory.pxi":958
  *                 currmin += 1
  *             if currmin < min:
  *                 min = currmin             # <<<<<<<<<<<<<<
@@ -52426,7 +52950,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
     __pyx_L8:;
   }
 
-  /* "rulefactory.pxi":959
+  /* "cdec/sa/rulefactory.pxi":959
  *             if currmin < min:
  *                 min = currmin
  *         return min             # <<<<<<<<<<<<<<
@@ -52438,7 +52962,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
   __pyx_r = __pyx_v_min;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":946
+  /* "cdec/sa/rulefactory.pxi":946
  *         return ret
  * 
  *     def shortest(self, fwords, ifrom, ito):             # <<<<<<<<<<<<<<
@@ -52463,7 +52987,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_18shortest(st
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":961
+/* "cdec/sa/rulefactory.pxi":961
  *         return min
  * 
  *     def get_next_states(self, _columns, curr_idx, min_dist=2):             # <<<<<<<<<<<<<<
@@ -52569,7 +53093,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_next_states", 0);
 
-  /* "rulefactory.pxi":962
+  /* "cdec/sa/rulefactory.pxi":962
  * 
  *     def get_next_states(self, _columns, curr_idx, min_dist=2):
  *         result = []             # <<<<<<<<<<<<<<
@@ -52581,7 +53105,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
   __pyx_v_result = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":963
+  /* "cdec/sa/rulefactory.pxi":963
  *     def get_next_states(self, _columns, curr_idx, min_dist=2):
  *         result = []
  *         candidate = [[curr_idx,0]]             # <<<<<<<<<<<<<<
@@ -52604,7 +53128,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
   __pyx_v_candidate = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":965
+  /* "cdec/sa/rulefactory.pxi":965
  *         candidate = [[curr_idx,0]]
  * 
  *         while len(candidate) > 0:             # <<<<<<<<<<<<<<
@@ -52616,7 +53140,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
     __pyx_t_4 = ((__pyx_t_3 > 0) != 0);
     if (!__pyx_t_4) break;
 
-    /* "rulefactory.pxi":966
+    /* "cdec/sa/rulefactory.pxi":966
  * 
  *         while len(candidate) > 0:
  *             curr = candidate.pop()             # <<<<<<<<<<<<<<
@@ -52628,7 +53152,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
     __Pyx_XDECREF_SET(__pyx_v_curr, __pyx_t_2);
     __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":967
+    /* "cdec/sa/rulefactory.pxi":967
  *         while len(candidate) > 0:
  *             curr = candidate.pop()
  *             if curr[0] >= len(_columns):             # <<<<<<<<<<<<<<
@@ -52647,7 +53171,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
     if (__pyx_t_4) {
 
-      /* "rulefactory.pxi":968
+      /* "cdec/sa/rulefactory.pxi":968
  *             curr = candidate.pop()
  *             if curr[0] >= len(_columns):
  *                 continue             # <<<<<<<<<<<<<<
@@ -52657,7 +53181,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
       goto __pyx_L3_continue;
     }
 
-    /* "rulefactory.pxi":969
+    /* "cdec/sa/rulefactory.pxi":969
  *             if curr[0] >= len(_columns):
  *                 continue
  *             if curr[0] not in result and min_dist <= curr[1] <= self.max_initial_size:             # <<<<<<<<<<<<<<
@@ -52693,7 +53217,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
     __pyx_L7_bool_binop_done:;
     if (__pyx_t_4) {
 
-      /* "rulefactory.pxi":970
+      /* "cdec/sa/rulefactory.pxi":970
  *                 continue
  *             if curr[0] not in result and min_dist <= curr[1] <= self.max_initial_size:
  *                 result.append(curr[0]);             # <<<<<<<<<<<<<<
@@ -52708,7 +53232,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
     }
     __pyx_L6:;
 
-    /* "rulefactory.pxi":971
+    /* "cdec/sa/rulefactory.pxi":971
  *             if curr[0] not in result and min_dist <= curr[1] <= self.max_initial_size:
  *                 result.append(curr[0]);
  *             curr_col = _columns[curr[0]]             # <<<<<<<<<<<<<<
@@ -52723,7 +53247,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
     __Pyx_XDECREF_SET(__pyx_v_curr_col, __pyx_t_5);
     __pyx_t_5 = 0;
 
-    /* "rulefactory.pxi":972
+    /* "cdec/sa/rulefactory.pxi":972
  *                 result.append(curr[0]);
  *             curr_col = _columns[curr[0]]
  *             for alt in curr_col:             # <<<<<<<<<<<<<<
@@ -52770,7 +53294,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
       __Pyx_XDECREF_SET(__pyx_v_alt, __pyx_t_1);
       __pyx_t_1 = 0;
 
-      /* "rulefactory.pxi":973
+      /* "cdec/sa/rulefactory.pxi":973
  *             curr_col = _columns[curr[0]]
  *             for alt in curr_col:
  *                 next_id = curr[0]+alt[2]             # <<<<<<<<<<<<<<
@@ -52788,7 +53312,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
       __Pyx_XDECREF_SET(__pyx_v_next_id, __pyx_t_10);
       __pyx_t_10 = 0;
 
-      /* "rulefactory.pxi":974
+      /* "cdec/sa/rulefactory.pxi":974
  *             for alt in curr_col:
  *                 next_id = curr[0]+alt[2]
  *                 jump = 1             # <<<<<<<<<<<<<<
@@ -52798,7 +53322,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
       __Pyx_INCREF(__pyx_int_1);
       __Pyx_XDECREF_SET(__pyx_v_jump, __pyx_int_1);
 
-      /* "rulefactory.pxi":975
+      /* "cdec/sa/rulefactory.pxi":975
  *                 next_id = curr[0]+alt[2]
  *                 jump = 1
  *                 if alt[0] == EPSILON:             # <<<<<<<<<<<<<<
@@ -52816,7 +53340,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
       __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
       if (__pyx_t_4) {
 
-        /* "rulefactory.pxi":976
+        /* "cdec/sa/rulefactory.pxi":976
  *                 jump = 1
  *                 if alt[0] == EPSILON:
  *                     jump = 0             # <<<<<<<<<<<<<<
@@ -52829,7 +53353,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
       }
       __pyx_L11:;
 
-      /* "rulefactory.pxi":977
+      /* "cdec/sa/rulefactory.pxi":977
  *                 if alt[0] == EPSILON:
  *                     jump = 0
  *                 if next_id not in result and min_dist <= curr[1]+jump <= self.max_initial_size+1:             # <<<<<<<<<<<<<<
@@ -52865,7 +53389,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
       __pyx_L13_bool_binop_done:;
       if (__pyx_t_4) {
 
-        /* "rulefactory.pxi":978
+        /* "cdec/sa/rulefactory.pxi":978
  *                     jump = 0
  *                 if next_id not in result and min_dist <= curr[1]+jump <= self.max_initial_size+1:
  *                     candidate.append([next_id,curr[1]+jump])             # <<<<<<<<<<<<<<
@@ -52891,7 +53415,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
       }
       __pyx_L12:;
 
-      /* "rulefactory.pxi":972
+      /* "cdec/sa/rulefactory.pxi":972
  *                 result.append(curr[0]);
  *             curr_col = _columns[curr[0]]
  *             for alt in curr_col:             # <<<<<<<<<<<<<<
@@ -52903,7 +53427,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
     __pyx_L3_continue:;
   }
 
-  /* "rulefactory.pxi":979
+  /* "cdec/sa/rulefactory.pxi":979
  *                 if next_id not in result and min_dist <= curr[1]+jump <= self.max_initial_size+1:
  *                     candidate.append([next_id,curr[1]+jump])
  *         return sorted(result);             # <<<<<<<<<<<<<<
@@ -52923,7 +53447,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
   __pyx_t_1 = 0;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":961
+  /* "cdec/sa/rulefactory.pxi":961
  *         return min
  * 
  *     def get_next_states(self, _columns, curr_idx, min_dist=2):             # <<<<<<<<<<<<<<
@@ -52951,9 +53475,9 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_20get_next_st
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator5(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "rulefactory.pxi":981
+/* "cdec/sa/rulefactory.pxi":981
  *         return sorted(result);
  * 
  *     def input(self, fwords, meta, ctx_name=None):             # <<<<<<<<<<<<<<
@@ -53035,7 +53559,7 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_23input(PyObj
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":1150
+/* "cdec/sa/rulefactory.pxi":1150
  *                         if len(extracts) > 0:
  *                             fcount = Counter()
  *                             fphrases = defaultdict(lambda: defaultdict(lambda: defaultdict(list)))             # <<<<<<<<<<<<<<
@@ -53044,13 +53568,13 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_23input(PyObj
  */
 
 /* Python wrapper */
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  *         flen = len(fwords)
  *         start_time = monitor_cpu()
  *         self.extract_time = 0.0             # <<<<<<<<<<<<<<
@@ -53545,7 +54069,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
   __pyx_cur_scope->__pyx_v_self->extract_time = 0.0;
 
-  /* "rulefactory.pxi":995
+  /* "cdec/sa/rulefactory.pxi":995
  *         start_time = monitor_cpu()
  *         self.extract_time = 0.0
  *         self.intersect_time = 0.0             # <<<<<<<<<<<<<<
@@ -53554,7 +54078,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
   __pyx_cur_scope->__pyx_v_self->intersect_time = 0.0;
 
-  /* "rulefactory.pxi":996
+  /* "cdec/sa/rulefactory.pxi":996
  *         self.extract_time = 0.0
  *         self.intersect_time = 0.0
  *         nodes_isteps_away_buffer = {}             # <<<<<<<<<<<<<<
@@ -53567,7 +54091,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __pyx_cur_scope->__pyx_v_nodes_isteps_away_buffer = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":997
+  /* "cdec/sa/rulefactory.pxi":997
  *         self.intersect_time = 0.0
  *         nodes_isteps_away_buffer = {}
  *         hit = 0             # <<<<<<<<<<<<<<
@@ -53576,7 +54100,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
   __pyx_cur_scope->__pyx_v_hit = 0;
 
-  /* "rulefactory.pxi":998
+  /* "cdec/sa/rulefactory.pxi":998
  *         nodes_isteps_away_buffer = {}
  *         hit = 0
  *         reachable_buffer = {}             # <<<<<<<<<<<<<<
@@ -53589,7 +54113,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __pyx_cur_scope->__pyx_v_reachable_buffer = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1003
+  /* "cdec/sa/rulefactory.pxi":1003
  *         # during online extraction.  This is probably the hackiest part of
  *         # online grammar extraction.
  *         seen_phrases = set()             # <<<<<<<<<<<<<<
@@ -53602,7 +54126,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __pyx_cur_scope->__pyx_v_seen_phrases = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1006
+  /* "cdec/sa/rulefactory.pxi":1006
  * 
  *         # Do not cache between sentences
  *         self.rules.root = ExtendedTrieNode(phrase_location=PhraseLocation())             # <<<<<<<<<<<<<<
@@ -53624,7 +54148,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __pyx_cur_scope->__pyx_v_self->rules->root = __pyx_t_3;
   __pyx_t_3 = 0;
 
-  /* "rulefactory.pxi":1008
+  /* "cdec/sa/rulefactory.pxi":1008
  *         self.rules.root = ExtendedTrieNode(phrase_location=PhraseLocation())
  * 
  *         frontier = []             # <<<<<<<<<<<<<<
@@ -53637,7 +54161,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __pyx_cur_scope->__pyx_v_frontier = ((PyObject*)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "rulefactory.pxi":1009
+  /* "cdec/sa/rulefactory.pxi":1009
  * 
  *         frontier = []
  *         for i in range(len(fwords)):             # <<<<<<<<<<<<<<
@@ -53651,7 +54175,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   for (__pyx_t_6 = 0; __pyx_t_6 < __pyx_t_2; __pyx_t_6+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_6;
 
-    /* "rulefactory.pxi":1010
+    /* "cdec/sa/rulefactory.pxi":1010
  *         frontier = []
  *         for i in range(len(fwords)):
  *             for alt in range(0, len(fwords[i])):             # <<<<<<<<<<<<<<
@@ -53665,7 +54189,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     for (__pyx_t_8 = 0; __pyx_t_8 < __pyx_t_7; __pyx_t_8+=1) {
       __pyx_cur_scope->__pyx_v_alt = __pyx_t_8;
 
-      /* "rulefactory.pxi":1011
+      /* "cdec/sa/rulefactory.pxi":1011
  *         for i in range(len(fwords)):
  *             for alt in range(0, len(fwords[i])):
  *                 if fwords[i][alt][0] != EPSILON:             # <<<<<<<<<<<<<<
@@ -53689,7 +54213,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1012
+        /* "cdec/sa/rulefactory.pxi":1012
  *             for alt in range(0, len(fwords[i])):
  *                 if fwords[i][alt][0] != EPSILON:
  *                     frontier.append((i, i, (i,), alt, 0, self.rules.root, (), False))             # <<<<<<<<<<<<<<
@@ -53743,7 +54267,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     }
   }
 
-  /* "rulefactory.pxi":1014
+  /* "cdec/sa/rulefactory.pxi":1014
  *                     frontier.append((i, i, (i,), alt, 0, self.rules.root, (), False))
  * 
  *         xroot = None             # <<<<<<<<<<<<<<
@@ -53754,7 +54278,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __Pyx_GIVEREF(Py_None);
   __pyx_cur_scope->__pyx_v_xroot = Py_None;
 
-  /* "rulefactory.pxi":1015
+  /* "cdec/sa/rulefactory.pxi":1015
  * 
  *         xroot = None
  *         x1 = sym_setindex(self.category, 1)             # <<<<<<<<<<<<<<
@@ -53763,7 +54287,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
   __pyx_cur_scope->__pyx_v_x1 = __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_cur_scope->__pyx_v_self->category, 1);
 
-  /* "rulefactory.pxi":1016
+  /* "cdec/sa/rulefactory.pxi":1016
  *         xroot = None
  *         x1 = sym_setindex(self.category, 1)
  *         if x1 in self.rules.root.children:             # <<<<<<<<<<<<<<
@@ -53780,7 +54304,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __pyx_t_13 = (__pyx_t_9 != 0);
   if (__pyx_t_13) {
 
-    /* "rulefactory.pxi":1017
+    /* "cdec/sa/rulefactory.pxi":1017
  *         x1 = sym_setindex(self.category, 1)
  *         if x1 in self.rules.root.children:
  *             xroot = self.rules.root.children[x1]             # <<<<<<<<<<<<<<
@@ -53800,7 +54324,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":1019
+    /* "cdec/sa/rulefactory.pxi":1019
  *             xroot = self.rules.root.children[x1]
  *         else:
  *             xroot = ExtendedTrieNode(suffix_link=self.rules.root, phrase_location=PhraseLocation())             # <<<<<<<<<<<<<<
@@ -53822,7 +54346,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     __Pyx_GIVEREF(__pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":1020
+    /* "cdec/sa/rulefactory.pxi":1020
  *         else:
  *             xroot = ExtendedTrieNode(suffix_link=self.rules.root, phrase_location=PhraseLocation())
  *             self.rules.root.children[x1] = xroot             # <<<<<<<<<<<<<<
@@ -53836,7 +54360,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   }
   __pyx_L9:;
 
-  /* "rulefactory.pxi":1022
+  /* "cdec/sa/rulefactory.pxi":1022
  *             self.rules.root.children[x1] = xroot
  * 
  *         for i in range(self.min_gap_size, len(fwords)):             # <<<<<<<<<<<<<<
@@ -53850,7 +54374,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   for (__pyx_t_6 = __pyx_cur_scope->__pyx_v_self->min_gap_size; __pyx_t_6 < __pyx_t_2; __pyx_t_6+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_6;
 
-    /* "rulefactory.pxi":1023
+    /* "cdec/sa/rulefactory.pxi":1023
  * 
  *         for i in range(self.min_gap_size, len(fwords)):
  *             for alt in range(0, len(fwords[i])):             # <<<<<<<<<<<<<<
@@ -53864,7 +54388,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     for (__pyx_t_8 = 0; __pyx_t_8 < __pyx_t_7; __pyx_t_8+=1) {
       __pyx_cur_scope->__pyx_v_alt = __pyx_t_8;
 
-      /* "rulefactory.pxi":1024
+      /* "cdec/sa/rulefactory.pxi":1024
  *         for i in range(self.min_gap_size, len(fwords)):
  *             for alt in range(0, len(fwords[i])):
  *                 if fwords[i][alt][0] != EPSILON:             # <<<<<<<<<<<<<<
@@ -53888,7 +54412,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
       if (__pyx_t_13) {
 
-        /* "rulefactory.pxi":1025
+        /* "cdec/sa/rulefactory.pxi":1025
  *             for alt in range(0, len(fwords[i])):
  *                 if fwords[i][alt][0] != EPSILON:
  *                     frontier.append((i-self.min_gap_size, i, (i,), alt, self.min_gap_size, xroot, (x1,), True))             # <<<<<<<<<<<<<<
@@ -53951,7 +54475,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     }
   }
 
-  /* "rulefactory.pxi":1027
+  /* "cdec/sa/rulefactory.pxi":1027
  *                     frontier.append((i-self.min_gap_size, i, (i,), alt, self.min_gap_size, xroot, (x1,), True))
  * 
  *         next_states = []             # <<<<<<<<<<<<<<
@@ -53964,7 +54488,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __pyx_cur_scope->__pyx_v_next_states = ((PyObject*)__pyx_t_14);
   __pyx_t_14 = 0;
 
-  /* "rulefactory.pxi":1028
+  /* "cdec/sa/rulefactory.pxi":1028
  * 
  *         next_states = []
  *         for i in range(len(fwords)):             # <<<<<<<<<<<<<<
@@ -53978,7 +54502,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   for (__pyx_t_6 = 0; __pyx_t_6 < __pyx_t_2; __pyx_t_6+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_6;
 
-    /* "rulefactory.pxi":1029
+    /* "cdec/sa/rulefactory.pxi":1029
  *         next_states = []
  *         for i in range(len(fwords)):
  *             next_states.append(self.get_next_states(fwords,i,self.min_gap_size))             # <<<<<<<<<<<<<<
@@ -54025,7 +54549,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
   }
 
-  /* "rulefactory.pxi":1031
+  /* "cdec/sa/rulefactory.pxi":1031
  *             next_states.append(self.get_next_states(fwords,i,self.min_gap_size))
  * 
  *         while len(frontier) > 0:             # <<<<<<<<<<<<<<
@@ -54037,7 +54561,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     __pyx_t_13 = ((__pyx_t_2 > 0) != 0);
     if (!__pyx_t_13) break;
 
-    /* "rulefactory.pxi":1032
+    /* "cdec/sa/rulefactory.pxi":1032
  * 
  *         while len(frontier) > 0:
  *             new_frontier = []             # <<<<<<<<<<<<<<
@@ -54051,7 +54575,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     __Pyx_GIVEREF(__pyx_t_14);
     __pyx_t_14 = 0;
 
-    /* "rulefactory.pxi":1033
+    /* "cdec/sa/rulefactory.pxi":1033
  *         while len(frontier) > 0:
  *             new_frontier = []
  *             for k, i, input_match, alt, pathlen, node, prefix, is_shadow_path in frontier:             # <<<<<<<<<<<<<<
@@ -54171,7 +54695,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_GIVEREF(__pyx_t_18);
       __pyx_t_18 = 0;
 
-      /* "rulefactory.pxi":1034
+      /* "cdec/sa/rulefactory.pxi":1034
  *             new_frontier = []
  *             for k, i, input_match, alt, pathlen, node, prefix, is_shadow_path in frontier:
  *                 word_id = fwords[i][alt][0]             # <<<<<<<<<<<<<<
@@ -54191,7 +54715,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_GIVEREF(__pyx_t_15);
       __pyx_t_15 = 0;
 
-      /* "rulefactory.pxi":1035
+      /* "cdec/sa/rulefactory.pxi":1035
  *             for k, i, input_match, alt, pathlen, node, prefix, is_shadow_path in frontier:
  *                 word_id = fwords[i][alt][0]
  *                 spanlen = fwords[i][alt][2]             # <<<<<<<<<<<<<<
@@ -54211,7 +54735,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_GIVEREF(__pyx_t_15);
       __pyx_t_15 = 0;
 
-      /* "rulefactory.pxi":1037
+      /* "cdec/sa/rulefactory.pxi":1037
  *                 spanlen = fwords[i][alt][2]
  *                 # TODO get rid of k -- pathlen is replacing it
  *                 if word_id == EPSILON:             # <<<<<<<<<<<<<<
@@ -54226,7 +54750,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_DECREF(__pyx_t_18); __pyx_t_18 = 0;
       if (__pyx_t_13) {
 
-        /* "rulefactory.pxi":1039
+        /* "cdec/sa/rulefactory.pxi":1039
  *                 if word_id == EPSILON:
  *                     # skipping because word_id is epsilon
  *                     if i+spanlen >= len(fwords):             # <<<<<<<<<<<<<<
@@ -54251,7 +54775,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __Pyx_DECREF(__pyx_t_17); __pyx_t_17 = 0;
         if (__pyx_t_13) {
 
-          /* "rulefactory.pxi":1040
+          /* "cdec/sa/rulefactory.pxi":1040
  *                     # skipping because word_id is epsilon
  *                     if i+spanlen >= len(fwords):
  *                         continue             # <<<<<<<<<<<<<<
@@ -54261,7 +54785,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           goto __pyx_L19_continue;
         }
 
-        /* "rulefactory.pxi":1041
+        /* "cdec/sa/rulefactory.pxi":1041
  *                     if i+spanlen >= len(fwords):
  *                         continue
  *                     for nualt in range(0,len(fwords[i+spanlen])):             # <<<<<<<<<<<<<<
@@ -54281,7 +54805,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         for (__pyx_t_21 = 0; __pyx_t_21 < __pyx_t_7; __pyx_t_21+=1) {
           __pyx_cur_scope->__pyx_v_nualt = __pyx_t_21;
 
-          /* "rulefactory.pxi":1042
+          /* "cdec/sa/rulefactory.pxi":1042
  *                         continue
  *                     for nualt in range(0,len(fwords[i+spanlen])):
  *                         frontier.append((k, i+spanlen, input_match, nualt, pathlen, node, prefix, is_shadow_path))             # <<<<<<<<<<<<<<
@@ -54327,7 +54851,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
         }
 
-        /* "rulefactory.pxi":1043
+        /* "cdec/sa/rulefactory.pxi":1043
  *                     for nualt in range(0,len(fwords[i+spanlen])):
  *                         frontier.append((k, i+spanlen, input_match, nualt, pathlen, node, prefix, is_shadow_path))
  *                     continue             # <<<<<<<<<<<<<<
@@ -54337,7 +54861,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         goto __pyx_L19_continue;
       }
 
-      /* "rulefactory.pxi":1045
+      /* "cdec/sa/rulefactory.pxi":1045
  *                     continue
  * 
  *                 phrase = prefix + (word_id,)             # <<<<<<<<<<<<<<
@@ -54357,7 +54881,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_GIVEREF(__pyx_t_18);
       __pyx_t_18 = 0;
 
-      /* "rulefactory.pxi":1046
+      /* "cdec/sa/rulefactory.pxi":1046
  * 
  *                 phrase = prefix + (word_id,)
  *                 hiero_phrase = Phrase(phrase)             # <<<<<<<<<<<<<<
@@ -54377,7 +54901,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_GIVEREF(__pyx_t_16);
       __pyx_t_16 = 0;
 
-      /* "rulefactory.pxi":1047
+      /* "cdec/sa/rulefactory.pxi":1047
  *                 phrase = prefix + (word_id,)
  *                 hiero_phrase = Phrase(phrase)
  *                 arity = hiero_phrase.arity()             # <<<<<<<<<<<<<<
@@ -54408,7 +54932,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
       __pyx_cur_scope->__pyx_v_arity = __pyx_t_21;
 
-      /* "rulefactory.pxi":1049
+      /* "cdec/sa/rulefactory.pxi":1049
  *                 arity = hiero_phrase.arity()
  * 
  *                 lookup_required = False             # <<<<<<<<<<<<<<
@@ -54417,7 +54941,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
       __pyx_cur_scope->__pyx_v_lookup_required = 0;
 
-      /* "rulefactory.pxi":1050
+      /* "cdec/sa/rulefactory.pxi":1050
  * 
  *                 lookup_required = False
  *                 if word_id in node.children:             # <<<<<<<<<<<<<<
@@ -54431,7 +54955,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __pyx_t_9 = (__pyx_t_13 != 0);
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1051
+        /* "cdec/sa/rulefactory.pxi":1051
  *                 lookup_required = False
  *                 if word_id in node.children:
  *                     if node.children[word_id] is None:             # <<<<<<<<<<<<<<
@@ -54448,7 +54972,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __pyx_t_13 = (__pyx_t_9 != 0);
         if (__pyx_t_13) {
 
-          /* "rulefactory.pxi":1053
+          /* "cdec/sa/rulefactory.pxi":1053
  *                     if node.children[word_id] is None:
  *                         # Path dead-ends at this node
  *                         continue             # <<<<<<<<<<<<<<
@@ -54459,7 +54983,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         }
         /*else*/ {
 
-          /* "rulefactory.pxi":1056
+          /* "cdec/sa/rulefactory.pxi":1056
  *                     else:
  *                         # Path continues at this node
  *                         node = node.children[word_id]             # <<<<<<<<<<<<<<
@@ -54480,7 +55004,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       }
       /*else*/ {
 
-        /* "rulefactory.pxi":1058
+        /* "cdec/sa/rulefactory.pxi":1058
  *                         node = node.children[word_id]
  *                 else:
  *                     if node.suffix_link is None:             # <<<<<<<<<<<<<<
@@ -54494,7 +55018,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __pyx_t_9 = (__pyx_t_13 != 0);
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1060
+          /* "cdec/sa/rulefactory.pxi":1060
  *                     if node.suffix_link is None:
  *                         # Current node is root; lookup required
  *                         lookup_required = True             # <<<<<<<<<<<<<<
@@ -54506,7 +55030,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         }
         /*else*/ {
 
-          /* "rulefactory.pxi":1062
+          /* "cdec/sa/rulefactory.pxi":1062
  *                         lookup_required = True
  *                     else:
  *                         if word_id in node.suffix_link.children:             # <<<<<<<<<<<<<<
@@ -54523,7 +55047,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_13 = (__pyx_t_9 != 0);
           if (__pyx_t_13) {
 
-            /* "rulefactory.pxi":1063
+            /* "cdec/sa/rulefactory.pxi":1063
  *                     else:
  *                         if word_id in node.suffix_link.children:
  *                             if node.suffix_link.children[word_id] is None:             # <<<<<<<<<<<<<<
@@ -54543,7 +55067,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __pyx_t_9 = (__pyx_t_13 != 0);
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1065
+              /* "cdec/sa/rulefactory.pxi":1065
  *                             if node.suffix_link.children[word_id] is None:
  *                                 # Suffix link reports path is dead end
  *                                 node.children[word_id] = None             # <<<<<<<<<<<<<<
@@ -54555,7 +55079,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
               if (unlikely(PyObject_SetItem(__pyx_t_18, __pyx_cur_scope->__pyx_v_word_id, Py_None) < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1065; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_DECREF(__pyx_t_18); __pyx_t_18 = 0;
 
-              /* "rulefactory.pxi":1066
+              /* "cdec/sa/rulefactory.pxi":1066
  *                                 # Suffix link reports path is dead end
  *                                 node.children[word_id] = None
  *                                 continue             # <<<<<<<<<<<<<<
@@ -54566,7 +55090,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             }
             /*else*/ {
 
-              /* "rulefactory.pxi":1069
+              /* "cdec/sa/rulefactory.pxi":1069
  *                             else:
  *                                 # Suffix link indicates lookup is reqired
  *                                 lookup_required = True             # <<<<<<<<<<<<<<
@@ -54579,7 +55103,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           }
           /*else*/ {
 
-            /* "rulefactory.pxi":1072
+            /* "cdec/sa/rulefactory.pxi":1072
  *                         else:
  *                             #ERROR: We never get here
  *                             raise Exception("Keyword trie error")             # <<<<<<<<<<<<<<
@@ -54598,7 +55122,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       }
       __pyx_L27:;
 
-      /* "rulefactory.pxi":1074
+      /* "cdec/sa/rulefactory.pxi":1074
  *                             raise Exception("Keyword trie error")
  *                 # checking whether lookup_required
  *                 if lookup_required:             # <<<<<<<<<<<<<<
@@ -54608,7 +55132,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __pyx_t_9 = (__pyx_cur_scope->__pyx_v_lookup_required != 0);
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1075
+        /* "cdec/sa/rulefactory.pxi":1075
  *                 # checking whether lookup_required
  *                 if lookup_required:
  *                     new_node = None             # <<<<<<<<<<<<<<
@@ -54620,7 +55144,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __Pyx_XDECREF_SET(__pyx_cur_scope->__pyx_v_new_node, Py_None);
         __Pyx_GIVEREF(Py_None);
 
-        /* "rulefactory.pxi":1076
+        /* "cdec/sa/rulefactory.pxi":1076
  *                 if lookup_required:
  *                     new_node = None
  *                     if is_shadow_path:             # <<<<<<<<<<<<<<
@@ -54630,7 +55154,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __pyx_t_9 = __Pyx_PyObject_IsTrue(__pyx_cur_scope->__pyx_v_is_shadow_path); if (unlikely(__pyx_t_9 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1076; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1079
+          /* "cdec/sa/rulefactory.pxi":1079
  *                         # Extending shadow path
  *                         # on the shadow path we don't do any search, we just use info from suffix link
  *                         new_node = ExtendedTrieNode(phrase_location=node.suffix_link.children[word_id].phrase_location,             # <<<<<<<<<<<<<<
@@ -54653,7 +55177,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           if (PyDict_SetItem(__pyx_t_18, __pyx_n_s_phrase_location, __pyx_t_15) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1079; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-          /* "rulefactory.pxi":1080
+          /* "cdec/sa/rulefactory.pxi":1080
  *                         # on the shadow path we don't do any search, we just use info from suffix link
  *                         new_node = ExtendedTrieNode(phrase_location=node.suffix_link.children[word_id].phrase_location,
  *                                 suffix_link=node.suffix_link.children[word_id],             # <<<<<<<<<<<<<<
@@ -54671,7 +55195,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           if (PyDict_SetItem(__pyx_t_18, __pyx_n_s_suffix_link, __pyx_t_15) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1079; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-          /* "rulefactory.pxi":1081
+          /* "cdec/sa/rulefactory.pxi":1081
  *                         new_node = ExtendedTrieNode(phrase_location=node.suffix_link.children[word_id].phrase_location,
  *                                 suffix_link=node.suffix_link.children[word_id],
  *                                 phrase=hiero_phrase)             # <<<<<<<<<<<<<<
@@ -54680,7 +55204,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
           if (PyDict_SetItem(__pyx_t_18, __pyx_n_s_phrase, ((PyObject *)__pyx_cur_scope->__pyx_v_hiero_phrase)) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1079; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-          /* "rulefactory.pxi":1079
+          /* "cdec/sa/rulefactory.pxi":1079
  *                         # Extending shadow path
  *                         # on the shadow path we don't do any search, we just use info from suffix link
  *                         new_node = ExtendedTrieNode(phrase_location=node.suffix_link.children[word_id].phrase_location,             # <<<<<<<<<<<<<<
@@ -54698,7 +55222,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         }
         /*else*/ {
 
-          /* "rulefactory.pxi":1083
+          /* "cdec/sa/rulefactory.pxi":1083
  *                                 phrase=hiero_phrase)
  *                     else:
  *                         if arity > 0:             # <<<<<<<<<<<<<<
@@ -54708,7 +55232,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_9 = ((__pyx_cur_scope->__pyx_v_arity > 0) != 0);
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1085
+            /* "cdec/sa/rulefactory.pxi":1085
  *                         if arity > 0:
  *                             # Intersecting because of arity > 0
  *                             intersect_start_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -54740,7 +55264,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_15);
             __pyx_t_15 = 0;
 
-            /* "rulefactory.pxi":1086
+            /* "cdec/sa/rulefactory.pxi":1086
  *                             # Intersecting because of arity > 0
  *                             intersect_start_time = monitor_cpu()
  *                             phrase_location = self.intersect(node, node.suffix_link.children[word_id], hiero_phrase)             # <<<<<<<<<<<<<<
@@ -54763,7 +55287,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_18);
             __pyx_t_18 = 0;
 
-            /* "rulefactory.pxi":1087
+            /* "cdec/sa/rulefactory.pxi":1087
  *                             intersect_start_time = monitor_cpu()
  *                             phrase_location = self.intersect(node, node.suffix_link.children[word_id], hiero_phrase)
  *                             intersect_stop_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -54795,7 +55319,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_18);
             __pyx_t_18 = 0;
 
-            /* "rulefactory.pxi":1088
+            /* "cdec/sa/rulefactory.pxi":1088
  *                             phrase_location = self.intersect(node, node.suffix_link.children[word_id], hiero_phrase)
  *                             intersect_stop_time = monitor_cpu()
  *                             self.intersect_time += intersect_stop_time - intersect_start_time             # <<<<<<<<<<<<<<
@@ -54817,7 +55341,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           }
           /*else*/ {
 
-            /* "rulefactory.pxi":1091
+            /* "cdec/sa/rulefactory.pxi":1091
  *                         else:
  *                             # Suffix array search
  *                             phrase_location = node.phrase_location             # <<<<<<<<<<<<<<
@@ -54832,7 +55356,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_16);
             __pyx_t_16 = 0;
 
-            /* "rulefactory.pxi":1092
+            /* "cdec/sa/rulefactory.pxi":1092
  *                             # Suffix array search
  *                             phrase_location = node.phrase_location
  *                             sa_range = self.fsa.lookup(sym_tostring(phrase[-1]), len(phrase)-1, phrase_location.sa_low, phrase_location.sa_high)             # <<<<<<<<<<<<<<
@@ -54892,7 +55416,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_16);
             __pyx_t_16 = 0;
 
-            /* "rulefactory.pxi":1093
+            /* "cdec/sa/rulefactory.pxi":1093
  *                             phrase_location = node.phrase_location
  *                             sa_range = self.fsa.lookup(sym_tostring(phrase[-1]), len(phrase)-1, phrase_location.sa_low, phrase_location.sa_high)
  *                             if sa_range is not None:             # <<<<<<<<<<<<<<
@@ -54903,7 +55427,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __pyx_t_13 = (__pyx_t_9 != 0);
             if (__pyx_t_13) {
 
-              /* "rulefactory.pxi":1094
+              /* "cdec/sa/rulefactory.pxi":1094
  *                             sa_range = self.fsa.lookup(sym_tostring(phrase[-1]), len(phrase)-1, phrase_location.sa_low, phrase_location.sa_high)
  *                             if sa_range is not None:
  *                                 phrase_location = PhraseLocation(sa_low=sa_range[0], sa_high=sa_range[1])             # <<<<<<<<<<<<<<
@@ -54931,7 +55455,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             }
             /*else*/ {
 
-              /* "rulefactory.pxi":1096
+              /* "cdec/sa/rulefactory.pxi":1096
  *                                 phrase_location = PhraseLocation(sa_low=sa_range[0], sa_high=sa_range[1])
  *                             else:
  *                                 phrase_location = None             # <<<<<<<<<<<<<<
@@ -54947,7 +55471,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           }
           __pyx_L34:;
 
-          /* "rulefactory.pxi":1098
+          /* "cdec/sa/rulefactory.pxi":1098
  *                                 phrase_location = None
  * 
  *                         if phrase_location is None:             # <<<<<<<<<<<<<<
@@ -54958,7 +55482,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_9 = (__pyx_t_13 != 0);
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1099
+            /* "cdec/sa/rulefactory.pxi":1099
  * 
  *                         if phrase_location is None:
  *                             node.children[word_id] = None             # <<<<<<<<<<<<<<
@@ -54970,7 +55494,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             if (unlikely(PyObject_SetItem(__pyx_t_15, __pyx_cur_scope->__pyx_v_word_id, Py_None) < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1099; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-            /* "rulefactory.pxi":1101
+            /* "cdec/sa/rulefactory.pxi":1101
  *                             node.children[word_id] = None
  *                             # Search failed
  *                             continue             # <<<<<<<<<<<<<<
@@ -54980,7 +55504,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             goto __pyx_L19_continue;
           }
 
-          /* "rulefactory.pxi":1103
+          /* "cdec/sa/rulefactory.pxi":1103
  *                             continue
  *                         # Search succeeded
  *                         suffix_link = self.rules.root             # <<<<<<<<<<<<<<
@@ -54994,7 +55518,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_15);
           __pyx_t_15 = 0;
 
-          /* "rulefactory.pxi":1104
+          /* "cdec/sa/rulefactory.pxi":1104
  *                         # Search succeeded
  *                         suffix_link = self.rules.root
  *                         if node.suffix_link is not None:             # <<<<<<<<<<<<<<
@@ -55008,7 +55532,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_13 = (__pyx_t_9 != 0);
           if (__pyx_t_13) {
 
-            /* "rulefactory.pxi":1105
+            /* "cdec/sa/rulefactory.pxi":1105
  *                         suffix_link = self.rules.root
  *                         if node.suffix_link is not None:
  *                             suffix_link = node.suffix_link.children[word_id]             # <<<<<<<<<<<<<<
@@ -55031,7 +55555,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           }
           __pyx_L37:;
 
-          /* "rulefactory.pxi":1106
+          /* "cdec/sa/rulefactory.pxi":1106
  *                         if node.suffix_link is not None:
  *                             suffix_link = node.suffix_link.children[word_id]
  *                         new_node = ExtendedTrieNode(phrase_location=phrase_location,             # <<<<<<<<<<<<<<
@@ -55042,7 +55566,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GOTREF(__pyx_t_15);
           if (PyDict_SetItem(__pyx_t_15, __pyx_n_s_phrase_location, ((PyObject *)__pyx_cur_scope->__pyx_v_phrase_location)) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-          /* "rulefactory.pxi":1107
+          /* "cdec/sa/rulefactory.pxi":1107
  *                             suffix_link = node.suffix_link.children[word_id]
  *                         new_node = ExtendedTrieNode(phrase_location=phrase_location,
  *                                 suffix_link=suffix_link,             # <<<<<<<<<<<<<<
@@ -55051,7 +55575,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
           if (PyDict_SetItem(__pyx_t_15, __pyx_n_s_suffix_link, __pyx_cur_scope->__pyx_v_suffix_link) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-          /* "rulefactory.pxi":1108
+          /* "cdec/sa/rulefactory.pxi":1108
  *                         new_node = ExtendedTrieNode(phrase_location=phrase_location,
  *                                 suffix_link=suffix_link,
  *                                 phrase=hiero_phrase)             # <<<<<<<<<<<<<<
@@ -55060,7 +55584,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
           if (PyDict_SetItem(__pyx_t_15, __pyx_n_s_phrase, ((PyObject *)__pyx_cur_scope->__pyx_v_hiero_phrase)) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-          /* "rulefactory.pxi":1106
+          /* "cdec/sa/rulefactory.pxi":1106
  *                         if node.suffix_link is not None:
  *                             suffix_link = node.suffix_link.children[word_id]
  *                         new_node = ExtendedTrieNode(phrase_location=phrase_location,             # <<<<<<<<<<<<<<
@@ -55077,7 +55601,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         }
         __pyx_L33:;
 
-        /* "rulefactory.pxi":1109
+        /* "cdec/sa/rulefactory.pxi":1109
  *                                 suffix_link=suffix_link,
  *                                 phrase=hiero_phrase)
  *                     node.children[word_id] = new_node             # <<<<<<<<<<<<<<
@@ -55089,7 +55613,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         if (unlikely(PyObject_SetItem(__pyx_t_16, __pyx_cur_scope->__pyx_v_word_id, __pyx_cur_scope->__pyx_v_new_node) < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1109; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
 
-        /* "rulefactory.pxi":1110
+        /* "cdec/sa/rulefactory.pxi":1110
  *                                 phrase=hiero_phrase)
  *                     node.children[word_id] = new_node
  *                     node = new_node             # <<<<<<<<<<<<<<
@@ -55101,7 +55625,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __Pyx_DECREF_SET(__pyx_cur_scope->__pyx_v_node, __pyx_cur_scope->__pyx_v_new_node);
         __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_new_node);
 
-        /* "rulefactory.pxi":1115
+        /* "cdec/sa/rulefactory.pxi":1115
  *                     This should happen before we get to extraction (so that
  *                     the node will exist if needed)'''
  *                     if arity < self.max_nonterminals:             # <<<<<<<<<<<<<<
@@ -55111,7 +55635,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __pyx_t_13 = ((__pyx_cur_scope->__pyx_v_arity < __pyx_cur_scope->__pyx_v_self->max_nonterminals) != 0);
         if (__pyx_t_13) {
 
-          /* "rulefactory.pxi":1116
+          /* "cdec/sa/rulefactory.pxi":1116
  *                     the node will exist if needed)'''
  *                     if arity < self.max_nonterminals:
  *                         xcat_index = arity+1             # <<<<<<<<<<<<<<
@@ -55125,7 +55649,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_16);
           __pyx_t_16 = 0;
 
-          /* "rulefactory.pxi":1117
+          /* "cdec/sa/rulefactory.pxi":1117
  *                     if arity < self.max_nonterminals:
  *                         xcat_index = arity+1
  *                         xcat = sym_setindex(self.category, xcat_index)             # <<<<<<<<<<<<<<
@@ -55135,7 +55659,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_21 = __Pyx_PyInt_As_int(__pyx_cur_scope->__pyx_v_xcat_index); if (unlikely((__pyx_t_21 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1117; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __pyx_cur_scope->__pyx_v_xcat = __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_cur_scope->__pyx_v_self->category, __pyx_t_21);
 
-          /* "rulefactory.pxi":1118
+          /* "cdec/sa/rulefactory.pxi":1118
  *                         xcat_index = arity+1
  *                         xcat = sym_setindex(self.category, xcat_index)
  *                         suffix_link_xcat_index = xcat_index             # <<<<<<<<<<<<<<
@@ -55147,7 +55671,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_XDECREF_SET(__pyx_cur_scope->__pyx_v_suffix_link_xcat_index, __pyx_cur_scope->__pyx_v_xcat_index);
           __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_xcat_index);
 
-          /* "rulefactory.pxi":1119
+          /* "cdec/sa/rulefactory.pxi":1119
  *                         xcat = sym_setindex(self.category, xcat_index)
  *                         suffix_link_xcat_index = xcat_index
  *                         if is_shadow_path:             # <<<<<<<<<<<<<<
@@ -55157,7 +55681,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_13 = __Pyx_PyObject_IsTrue(__pyx_cur_scope->__pyx_v_is_shadow_path); if (unlikely(__pyx_t_13 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1119; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           if (__pyx_t_13) {
 
-            /* "rulefactory.pxi":1120
+            /* "cdec/sa/rulefactory.pxi":1120
  *                         suffix_link_xcat_index = xcat_index
  *                         if is_shadow_path:
  *                             suffix_link_xcat_index = xcat_index-1             # <<<<<<<<<<<<<<
@@ -55174,7 +55698,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           }
           __pyx_L39:;
 
-          /* "rulefactory.pxi":1121
+          /* "cdec/sa/rulefactory.pxi":1121
  *                         if is_shadow_path:
  *                             suffix_link_xcat_index = xcat_index-1
  *                         suffix_link_xcat = sym_setindex(self.category, suffix_link_xcat_index)             # <<<<<<<<<<<<<<
@@ -55184,7 +55708,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_21 = __Pyx_PyInt_As_int(__pyx_cur_scope->__pyx_v_suffix_link_xcat_index); if (unlikely((__pyx_t_21 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1121; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __pyx_cur_scope->__pyx_v_suffix_link_xcat = __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_cur_scope->__pyx_v_self->category, __pyx_t_21);
 
-          /* "rulefactory.pxi":1122
+          /* "cdec/sa/rulefactory.pxi":1122
  *                             suffix_link_xcat_index = xcat_index-1
  *                         suffix_link_xcat = sym_setindex(self.category, suffix_link_xcat_index)
  *                         node.children[xcat] = ExtendedTrieNode(phrase_location=node.phrase_location,             # <<<<<<<<<<<<<<
@@ -55198,7 +55722,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           if (PyDict_SetItem(__pyx_t_16, __pyx_n_s_phrase_location, __pyx_t_15) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1122; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-          /* "rulefactory.pxi":1123
+          /* "cdec/sa/rulefactory.pxi":1123
  *                         suffix_link_xcat = sym_setindex(self.category, suffix_link_xcat_index)
  *                         node.children[xcat] = ExtendedTrieNode(phrase_location=node.phrase_location,
  *                                 suffix_link=node.suffix_link.children[suffix_link_xcat],             # <<<<<<<<<<<<<<
@@ -55216,7 +55740,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           if (PyDict_SetItem(__pyx_t_16, __pyx_n_s_suffix_link, __pyx_t_15) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1122; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-          /* "rulefactory.pxi":1124
+          /* "cdec/sa/rulefactory.pxi":1124
  *                         node.children[xcat] = ExtendedTrieNode(phrase_location=node.phrase_location,
  *                                 suffix_link=node.suffix_link.children[suffix_link_xcat],
  *                                 phrase= Phrase(phrase + (xcat,)))             # <<<<<<<<<<<<<<
@@ -55244,7 +55768,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           if (PyDict_SetItem(__pyx_t_16, __pyx_n_s_phrase, __pyx_t_15) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1122; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-          /* "rulefactory.pxi":1122
+          /* "cdec/sa/rulefactory.pxi":1122
  *                             suffix_link_xcat_index = xcat_index-1
  *                         suffix_link_xcat = sym_setindex(self.category, suffix_link_xcat_index)
  *                         node.children[xcat] = ExtendedTrieNode(phrase_location=node.phrase_location,             # <<<<<<<<<<<<<<
@@ -55263,7 +55787,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         }
         __pyx_L38:;
 
-        /* "rulefactory.pxi":1127
+        /* "cdec/sa/rulefactory.pxi":1127
  * 
  *                     # sample from range
  *                     if not is_shadow_path:             # <<<<<<<<<<<<<<
@@ -55274,7 +55798,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __pyx_t_9 = ((!__pyx_t_13) != 0);
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1128
+          /* "cdec/sa/rulefactory.pxi":1128
  *                     # sample from range
  *                     if not is_shadow_path:
  *                         sample = self.sampler.sample(node.phrase_location)             # <<<<<<<<<<<<<<
@@ -55317,7 +55841,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_15);
           __pyx_t_15 = 0;
 
-          /* "rulefactory.pxi":1129
+          /* "cdec/sa/rulefactory.pxi":1129
  *                     if not is_shadow_path:
  *                         sample = self.sampler.sample(node.phrase_location)
  *                         num_subpatterns = (<PhraseLocation> node.phrase_location).num_subpatterns             # <<<<<<<<<<<<<<
@@ -55330,7 +55854,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
           __pyx_cur_scope->__pyx_v_num_subpatterns = __pyx_t_21;
 
-          /* "rulefactory.pxi":1130
+          /* "cdec/sa/rulefactory.pxi":1130
  *                         sample = self.sampler.sample(node.phrase_location)
  *                         num_subpatterns = (<PhraseLocation> node.phrase_location).num_subpatterns
  *                         chunklen = IntList(initial_len=num_subpatterns)             # <<<<<<<<<<<<<<
@@ -55351,7 +55875,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_16);
           __pyx_t_16 = 0;
 
-          /* "rulefactory.pxi":1131
+          /* "cdec/sa/rulefactory.pxi":1131
  *                         num_subpatterns = (<PhraseLocation> node.phrase_location).num_subpatterns
  *                         chunklen = IntList(initial_len=num_subpatterns)
  *                         for j from 0 <= j < num_subpatterns:             # <<<<<<<<<<<<<<
@@ -55361,7 +55885,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_21 = __pyx_cur_scope->__pyx_v_num_subpatterns;
           for (__pyx_cur_scope->__pyx_v_j = 0; __pyx_cur_scope->__pyx_v_j < __pyx_t_21; __pyx_cur_scope->__pyx_v_j++) {
 
-            /* "rulefactory.pxi":1132
+            /* "cdec/sa/rulefactory.pxi":1132
  *                         chunklen = IntList(initial_len=num_subpatterns)
  *                         for j from 0 <= j < num_subpatterns:
  *                             chunklen.arr[j] = hiero_phrase.chunklen(j)             # <<<<<<<<<<<<<<
@@ -55371,7 +55895,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             (__pyx_cur_scope->__pyx_v_chunklen->arr[__pyx_cur_scope->__pyx_v_j]) = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Phrase *)__pyx_cur_scope->__pyx_v_hiero_phrase->__pyx_vtab)->chunklen(__pyx_cur_scope->__pyx_v_hiero_phrase, __pyx_cur_scope->__pyx_v_j);
           }
 
-          /* "rulefactory.pxi":1133
+          /* "cdec/sa/rulefactory.pxi":1133
  *                         for j from 0 <= j < num_subpatterns:
  *                             chunklen.arr[j] = hiero_phrase.chunklen(j)
  *                         extracts = []             # <<<<<<<<<<<<<<
@@ -55385,7 +55909,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_16);
           __pyx_t_16 = 0;
 
-          /* "rulefactory.pxi":1134
+          /* "cdec/sa/rulefactory.pxi":1134
  *                             chunklen.arr[j] = hiero_phrase.chunklen(j)
  *                         extracts = []
  *                         j = 0             # <<<<<<<<<<<<<<
@@ -55394,7 +55918,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
           __pyx_cur_scope->__pyx_v_j = 0;
 
-          /* "rulefactory.pxi":1135
+          /* "cdec/sa/rulefactory.pxi":1135
  *                         extracts = []
  *                         j = 0
  *                         extract_start = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -55426,7 +55950,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_16);
           __pyx_t_16 = 0;
 
-          /* "rulefactory.pxi":1136
+          /* "cdec/sa/rulefactory.pxi":1136
  *                         j = 0
  *                         extract_start = monitor_cpu()
  *                         while j < sample.len:             # <<<<<<<<<<<<<<
@@ -55437,7 +55961,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __pyx_t_9 = ((__pyx_cur_scope->__pyx_v_j < __pyx_cur_scope->__pyx_v_sample->len) != 0);
             if (!__pyx_t_9) break;
 
-            /* "rulefactory.pxi":1137
+            /* "cdec/sa/rulefactory.pxi":1137
  *                         extract_start = monitor_cpu()
  *                         while j < sample.len:
  *                             extract = []             # <<<<<<<<<<<<<<
@@ -55451,7 +55975,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_16);
             __pyx_t_16 = 0;
 
-            /* "rulefactory.pxi":1139
+            /* "cdec/sa/rulefactory.pxi":1139
  *                             extract = []
  * 
  *                             assign_matching(&matching, sample.arr, j, num_subpatterns, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -55460,7 +55984,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
             __pyx_f_4cdec_2sa_3_sa_assign_matching((&__pyx_cur_scope->__pyx_v_matching), __pyx_cur_scope->__pyx_v_sample->arr, __pyx_cur_scope->__pyx_v_j, __pyx_cur_scope->__pyx_v_num_subpatterns, __pyx_cur_scope->__pyx_v_self->fda->sent_id->arr);
 
-            /* "rulefactory.pxi":1140
+            /* "cdec/sa/rulefactory.pxi":1140
  * 
  *                             assign_matching(&matching, sample.arr, j, num_subpatterns, self.fda.sent_id.arr)
  *                             loc = tuple(sample[j:j+num_subpatterns])             # <<<<<<<<<<<<<<
@@ -55482,7 +56006,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_16);
             __pyx_t_16 = 0;
 
-            /* "rulefactory.pxi":1141
+            /* "cdec/sa/rulefactory.pxi":1141
  *                             assign_matching(&matching, sample.arr, j, num_subpatterns, self.fda.sent_id.arr)
  *                             loc = tuple(sample[j:j+num_subpatterns])
  *                             extract = self.extract(hiero_phrase, &matching, chunklen.arr, num_subpatterns)             # <<<<<<<<<<<<<<
@@ -55496,7 +56020,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_16);
             __pyx_t_16 = 0;
 
-            /* "rulefactory.pxi":1142
+            /* "cdec/sa/rulefactory.pxi":1142
  *                             loc = tuple(sample[j:j+num_subpatterns])
  *                             extract = self.extract(hiero_phrase, &matching, chunklen.arr, num_subpatterns)
  *                             extracts.extend([(e, loc) for e in extract])             # <<<<<<<<<<<<<<
@@ -55561,7 +56085,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __pyx_t_12 = __Pyx_PyList_Extend(__pyx_cur_scope->__pyx_v_extracts, __pyx_t_16); if (unlikely(__pyx_t_12 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1142; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
 
-            /* "rulefactory.pxi":1143
+            /* "cdec/sa/rulefactory.pxi":1143
  *                             extract = self.extract(hiero_phrase, &matching, chunklen.arr, num_subpatterns)
  *                             extracts.extend([(e, loc) for e in extract])
  *                             j = j + num_subpatterns             # <<<<<<<<<<<<<<
@@ -55571,7 +56095,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __pyx_cur_scope->__pyx_v_j = (__pyx_cur_scope->__pyx_v_j + __pyx_cur_scope->__pyx_v_num_subpatterns);
           }
 
-          /* "rulefactory.pxi":1145
+          /* "cdec/sa/rulefactory.pxi":1145
  *                             j = j + num_subpatterns
  * 
  *                         num_samples = sample.len/num_subpatterns             # <<<<<<<<<<<<<<
@@ -55600,7 +56124,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           }
           __pyx_cur_scope->__pyx_v_num_samples = __Pyx_div_int(__pyx_cur_scope->__pyx_v_sample->len, __pyx_cur_scope->__pyx_v_num_subpatterns);
 
-          /* "rulefactory.pxi":1146
+          /* "cdec/sa/rulefactory.pxi":1146
  * 
  *                         num_samples = sample.len/num_subpatterns
  *                         extract_stop = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -55632,7 +56156,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_16);
           __pyx_t_16 = 0;
 
-          /* "rulefactory.pxi":1147
+          /* "cdec/sa/rulefactory.pxi":1147
  *                         num_samples = sample.len/num_subpatterns
  *                         extract_stop = monitor_cpu()
  *                         self.extract_time = self.extract_time + extract_stop - extract_start             # <<<<<<<<<<<<<<
@@ -55651,7 +56175,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
           __pyx_cur_scope->__pyx_v_self->extract_time = __pyx_t_5;
 
-          /* "rulefactory.pxi":1148
+          /* "cdec/sa/rulefactory.pxi":1148
  *                         extract_stop = monitor_cpu()
  *                         self.extract_time = self.extract_time + extract_stop - extract_start
  *                         if len(extracts) > 0:             # <<<<<<<<<<<<<<
@@ -55662,7 +56186,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_9 = ((__pyx_t_7 > 0) != 0);
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1149
+            /* "cdec/sa/rulefactory.pxi":1149
  *                         self.extract_time = self.extract_time + extract_stop - extract_start
  *                         if len(extracts) > 0:
  *                             fcount = Counter()             # <<<<<<<<<<<<<<
@@ -55694,7 +56218,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_16);
             __pyx_t_16 = 0;
 
-            /* "rulefactory.pxi":1150
+            /* "cdec/sa/rulefactory.pxi":1150
  *                         if len(extracts) > 0:
  *                             fcount = Counter()
  *                             fphrases = defaultdict(lambda: defaultdict(lambda: defaultdict(list)))             # <<<<<<<<<<<<<<
@@ -55703,7 +56227,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
             __pyx_t_15 = __Pyx_GetModuleGlobalName(__pyx_n_s_defaultdict); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1150; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_15);
-            __pyx_t_10 = __Pyx_CyFunction_NewEx(&__pyx_mdef_4cdec_2sa_3_sa_23HieroCachingRuleFactory_5input_lambda3, 0, __pyx_n_s_input_locals_lambda, NULL, __pyx_n_s_cdec_sa__sa, __pyx_d, NULL); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1150; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_10 = __Pyx_CyFunction_NewEx(&__pyx_mdef_4cdec_2sa_3_sa_23HieroCachingRuleFactory_5input_lambda5, 0, __pyx_n_s_input_locals_lambda, NULL, __pyx_n_s_cdec_sa__sa, __pyx_d, NULL); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1150; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_10);
             __pyx_t_3 = NULL;
             if (CYTHON_COMPILING_IN_CPYTHON && unlikely(PyMethod_Check(__pyx_t_15))) {
@@ -55736,7 +56260,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_16);
             __pyx_t_16 = 0;
 
-            /* "rulefactory.pxi":1151
+            /* "cdec/sa/rulefactory.pxi":1151
  *                             fcount = Counter()
  *                             fphrases = defaultdict(lambda: defaultdict(lambda: defaultdict(list)))
  *                             for (f, e, count, als), loc in extracts:             # <<<<<<<<<<<<<<
@@ -55885,7 +56409,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
               __Pyx_GIVEREF(__pyx_t_10);
               __pyx_t_10 = 0;
 
-              /* "rulefactory.pxi":1152
+              /* "cdec/sa/rulefactory.pxi":1152
  *                             fphrases = defaultdict(lambda: defaultdict(lambda: defaultdict(list)))
  *                             for (f, e, count, als), loc in extracts:
  *                                 fcount[f] += count             # <<<<<<<<<<<<<<
@@ -55903,7 +56427,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
               __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
               __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-              /* "rulefactory.pxi":1153
+              /* "cdec/sa/rulefactory.pxi":1153
  *                             for (f, e, count, als), loc in extracts:
  *                                 fcount[f] += count
  *                                 fphrases[f][e][als].append(loc)             # <<<<<<<<<<<<<<
@@ -55921,7 +56445,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
               __pyx_t_12 = __Pyx_PyObject_Append(__pyx_t_15, __pyx_cur_scope->__pyx_v_loc); if (unlikely(__pyx_t_12 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1153; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-              /* "rulefactory.pxi":1151
+              /* "cdec/sa/rulefactory.pxi":1151
  *                             fcount = Counter()
  *                             fphrases = defaultdict(lambda: defaultdict(lambda: defaultdict(list)))
  *                             for (f, e, count, als), loc in extracts:             # <<<<<<<<<<<<<<
@@ -55931,7 +56455,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             }
             __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
 
-            /* "rulefactory.pxi":1154
+            /* "cdec/sa/rulefactory.pxi":1154
  *                                 fcount[f] += count
  *                                 fphrases[f][e][als].append(loc)
  *                             for f, elist in fphrases.iteritems():             # <<<<<<<<<<<<<<
@@ -55963,7 +56487,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
               __Pyx_GIVEREF(__pyx_t_1);
               __pyx_t_1 = 0;
 
-              /* "rulefactory.pxi":1155
+              /* "cdec/sa/rulefactory.pxi":1155
  *                                 fphrases[f][e][als].append(loc)
  *                             for f, elist in fphrases.iteritems():
  *                                 for e, alslist in elist.iteritems():             # <<<<<<<<<<<<<<
@@ -55995,7 +56519,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __Pyx_GIVEREF(__pyx_t_10);
                 __pyx_t_10 = 0;
 
-                /* "rulefactory.pxi":1156
+                /* "cdec/sa/rulefactory.pxi":1156
  *                             for f, elist in fphrases.iteritems():
  *                                 for e, alslist in elist.iteritems():
  *                                     alignment, max_locs = max(alslist.iteritems(), key=lambda x: len(x[1]))             # <<<<<<<<<<<<<<
@@ -56029,7 +56553,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __pyx_t_10 = 0;
                 __pyx_t_10 = PyDict_New(); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1156; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_10);
-                __pyx_t_4 = __Pyx_CyFunction_NewEx(&__pyx_mdef_4cdec_2sa_3_sa_23HieroCachingRuleFactory_5input_1lambda5, 0, __pyx_n_s_input_locals_lambda, NULL, __pyx_n_s_cdec_sa__sa, __pyx_d, NULL); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1156; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_4 = __Pyx_CyFunction_NewEx(&__pyx_mdef_4cdec_2sa_3_sa_23HieroCachingRuleFactory_5input_1lambda7, 0, __pyx_n_s_input_locals_lambda, NULL, __pyx_n_s_cdec_sa__sa, __pyx_d, NULL); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1156; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_4);
                 if (PyDict_SetItem(__pyx_t_10, __pyx_n_s_key, __pyx_t_4) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1156; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
@@ -56096,7 +56620,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __Pyx_GIVEREF(__pyx_t_15);
                 __pyx_t_15 = 0;
 
-                /* "rulefactory.pxi":1157
+                /* "cdec/sa/rulefactory.pxi":1157
  *                                 for e, alslist in elist.iteritems():
  *                                     alignment, max_locs = max(alslist.iteritems(), key=lambda x: len(x[1]))
  *                                     locs = tuple(itertools.chain.from_iterable(alslist.itervalues()))             # <<<<<<<<<<<<<<
@@ -56170,7 +56694,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __Pyx_GIVEREF(__pyx_t_4);
                 __pyx_t_4 = 0;
 
-                /* "rulefactory.pxi":1158
+                /* "cdec/sa/rulefactory.pxi":1158
  *                                     alignment, max_locs = max(alslist.iteritems(), key=lambda x: len(x[1]))
  *                                     locs = tuple(itertools.chain.from_iterable(alslist.itervalues()))
  *                                     count = len(locs)             # <<<<<<<<<<<<<<
@@ -56185,7 +56709,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __Pyx_GIVEREF(__pyx_t_4);
                 __pyx_t_4 = 0;
 
-                /* "rulefactory.pxi":1159
+                /* "cdec/sa/rulefactory.pxi":1159
  *                                     locs = tuple(itertools.chain.from_iterable(alslist.itervalues()))
  *                                     count = len(locs)
  *                                     scores = self.scorer.score(FeatureContext(             # <<<<<<<<<<<<<<
@@ -56195,7 +56719,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __pyx_t_15 = __Pyx_GetModuleGlobalName(__pyx_n_s_FeatureContext); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1159; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_15);
 
-                /* "rulefactory.pxi":1160
+                /* "cdec/sa/rulefactory.pxi":1160
  *                                     count = len(locs)
  *                                     scores = self.scorer.score(FeatureContext(
  *                                                f, e, count, fcount[f], num_samples,             # <<<<<<<<<<<<<<
@@ -56207,7 +56731,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __pyx_t_10 = __Pyx_PyInt_From_int(__pyx_cur_scope->__pyx_v_num_samples); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1160; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_10);
 
-                /* "rulefactory.pxi":1161
+                /* "cdec/sa/rulefactory.pxi":1161
  *                                     scores = self.scorer.score(FeatureContext(
  *                                                f, e, count, fcount[f], num_samples,
  *                                                (k,i+spanlen), locs, input_match,             # <<<<<<<<<<<<<<
@@ -56230,7 +56754,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __pyx_t_18 = 0;
                 __pyx_t_11 = 0;
 
-                /* "rulefactory.pxi":1165
+                /* "cdec/sa/rulefactory.pxi":1165
  *                                                meta,
  *                                                # Include online stats.  None if none.
  *                                                self.online_ctx_lookup(f, e, ctx_name)))             # <<<<<<<<<<<<<<
@@ -56330,7 +56854,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __Pyx_DECREF(__pyx_t_27); __pyx_t_27 = 0;
                 __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-                /* "rulefactory.pxi":1159
+                /* "cdec/sa/rulefactory.pxi":1159
  *                                     locs = tuple(itertools.chain.from_iterable(alslist.itervalues()))
  *                                     count = len(locs)
  *                                     scores = self.scorer.score(FeatureContext(             # <<<<<<<<<<<<<<
@@ -56345,7 +56869,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __Pyx_GIVEREF(__pyx_t_15);
                 __pyx_t_15 = 0;
 
-                /* "rulefactory.pxi":1167
+                /* "cdec/sa/rulefactory.pxi":1167
  *                                                self.online_ctx_lookup(f, e, ctx_name)))
  *                                     # Phrase pair processed
  *                                     if self.online:             # <<<<<<<<<<<<<<
@@ -56355,7 +56879,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 __pyx_t_9 = (__pyx_cur_scope->__pyx_v_self->online != 0);
                 if (__pyx_t_9) {
 
-                  /* "rulefactory.pxi":1168
+                  /* "cdec/sa/rulefactory.pxi":1168
  *                                     # Phrase pair processed
  *                                     if self.online:
  *                                         seen_phrases.add((f, e))             # <<<<<<<<<<<<<<
@@ -56376,7 +56900,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
                 }
                 __pyx_L60:;
 
-                /* "rulefactory.pxi":1169
+                /* "cdec/sa/rulefactory.pxi":1169
  *                                     if self.online:
  *                                         seen_phrases.add((f, e))
  *                                     yield Rule(self.category, f, e, scores, alignment)             # <<<<<<<<<<<<<<
@@ -56457,7 +56981,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       }
       __pyx_L32:;
 
-      /* "rulefactory.pxi":1171
+      /* "cdec/sa/rulefactory.pxi":1171
  *                                     yield Rule(self.category, f, e, scores, alignment)
  * 
  *                 if len(phrase) < self.max_length and i+spanlen < len(fwords) and pathlen+1 <= self.max_initial_size:             # <<<<<<<<<<<<<<
@@ -56509,7 +57033,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __pyx_L63_bool_binop_done:;
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1172
+        /* "cdec/sa/rulefactory.pxi":1172
  * 
  *                 if len(phrase) < self.max_length and i+spanlen < len(fwords) and pathlen+1 <= self.max_initial_size:
  *                     for alt_id in range(len(fwords[i+spanlen])):             # <<<<<<<<<<<<<<
@@ -56529,7 +57053,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         for (__pyx_t_21 = 0; __pyx_t_21 < __pyx_t_23; __pyx_t_21+=1) {
           __pyx_cur_scope->__pyx_v_alt_id = __pyx_t_21;
 
-          /* "rulefactory.pxi":1173
+          /* "cdec/sa/rulefactory.pxi":1173
  *                 if len(phrase) < self.max_length and i+spanlen < len(fwords) and pathlen+1 <= self.max_initial_size:
  *                     for alt_id in range(len(fwords[i+spanlen])):
  *                         new_frontier.append((k, i+spanlen, input_match, alt_id, pathlen + 1, node, phrase, is_shadow_path))             # <<<<<<<<<<<<<<
@@ -56577,7 +57101,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_DECREF(__pyx_t_27); __pyx_t_27 = 0;
         }
 
-        /* "rulefactory.pxi":1174
+        /* "cdec/sa/rulefactory.pxi":1174
  *                     for alt_id in range(len(fwords[i+spanlen])):
  *                         new_frontier.append((k, i+spanlen, input_match, alt_id, pathlen + 1, node, phrase, is_shadow_path))
  *                     num_subpatterns = arity             # <<<<<<<<<<<<<<
@@ -56586,7 +57110,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
         __pyx_cur_scope->__pyx_v_num_subpatterns = __pyx_cur_scope->__pyx_v_arity;
 
-        /* "rulefactory.pxi":1175
+        /* "cdec/sa/rulefactory.pxi":1175
  *                         new_frontier.append((k, i+spanlen, input_match, alt_id, pathlen + 1, node, phrase, is_shadow_path))
  *                     num_subpatterns = arity
  *                     if not is_shadow_path:             # <<<<<<<<<<<<<<
@@ -56597,7 +57121,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __pyx_t_13 = ((!__pyx_t_9) != 0);
         if (__pyx_t_13) {
 
-          /* "rulefactory.pxi":1176
+          /* "cdec/sa/rulefactory.pxi":1176
  *                     num_subpatterns = arity
  *                     if not is_shadow_path:
  *                         num_subpatterns = num_subpatterns + 1             # <<<<<<<<<<<<<<
@@ -56609,7 +57133,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         }
         __pyx_L68:;
 
-        /* "rulefactory.pxi":1177
+        /* "cdec/sa/rulefactory.pxi":1177
  *                     if not is_shadow_path:
  *                         num_subpatterns = num_subpatterns + 1
  *                     if len(phrase)+1 < self.max_length and arity < self.max_nonterminals and num_subpatterns < self.max_chunks:             # <<<<<<<<<<<<<<
@@ -56638,7 +57162,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __pyx_L70_bool_binop_done:;
         if (__pyx_t_13) {
 
-          /* "rulefactory.pxi":1178
+          /* "cdec/sa/rulefactory.pxi":1178
  *                         num_subpatterns = num_subpatterns + 1
  *                     if len(phrase)+1 < self.max_length and arity < self.max_nonterminals and num_subpatterns < self.max_chunks:
  *                         xcat = sym_setindex(self.category, arity+1)             # <<<<<<<<<<<<<<
@@ -56647,7 +57171,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
  */
           __pyx_cur_scope->__pyx_v_xcat = __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_cur_scope->__pyx_v_self->category, (__pyx_cur_scope->__pyx_v_arity + 1));
 
-          /* "rulefactory.pxi":1179
+          /* "cdec/sa/rulefactory.pxi":1179
  *                     if len(phrase)+1 < self.max_length and arity < self.max_nonterminals and num_subpatterns < self.max_chunks:
  *                         xcat = sym_setindex(self.category, arity+1)
  *                         xnode = node.children[xcat]             # <<<<<<<<<<<<<<
@@ -56664,7 +57188,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_4);
           __pyx_t_4 = 0;
 
-          /* "rulefactory.pxi":1181
+          /* "cdec/sa/rulefactory.pxi":1181
  *                         xnode = node.children[xcat]
  *                         # I put spanlen=1 below
  *                         key = tuple([self.min_gap_size, i, 1, pathlen])             # <<<<<<<<<<<<<<
@@ -56697,7 +57221,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_27);
           __pyx_t_27 = 0;
 
-          /* "rulefactory.pxi":1182
+          /* "cdec/sa/rulefactory.pxi":1182
  *                         # I put spanlen=1 below
  *                         key = tuple([self.min_gap_size, i, 1, pathlen])
  *                         frontier_nodes = []             # <<<<<<<<<<<<<<
@@ -56711,7 +57235,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_27);
           __pyx_t_27 = 0;
 
-          /* "rulefactory.pxi":1183
+          /* "cdec/sa/rulefactory.pxi":1183
  *                         key = tuple([self.min_gap_size, i, 1, pathlen])
  *                         frontier_nodes = []
  *                         if key in nodes_isteps_away_buffer:             # <<<<<<<<<<<<<<
@@ -56722,7 +57246,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_9 = (__pyx_t_13 != 0);
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1184
+            /* "cdec/sa/rulefactory.pxi":1184
  *                         frontier_nodes = []
  *                         if key in nodes_isteps_away_buffer:
  *                             frontier_nodes = nodes_isteps_away_buffer[key]             # <<<<<<<<<<<<<<
@@ -56739,7 +57263,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           }
           /*else*/ {
 
-            /* "rulefactory.pxi":1186
+            /* "cdec/sa/rulefactory.pxi":1186
  *                             frontier_nodes = nodes_isteps_away_buffer[key]
  *                         else:
  *                             frontier_nodes = self.get_all_nodes_isteps_away(self.min_gap_size, i, 1, pathlen, fwords, next_states, reachable_buffer)             # <<<<<<<<<<<<<<
@@ -56799,7 +57323,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_27);
             __pyx_t_27 = 0;
 
-            /* "rulefactory.pxi":1187
+            /* "cdec/sa/rulefactory.pxi":1187
  *                         else:
  *                             frontier_nodes = self.get_all_nodes_isteps_away(self.min_gap_size, i, 1, pathlen, fwords, next_states, reachable_buffer)
  *                             nodes_isteps_away_buffer[key] = frontier_nodes             # <<<<<<<<<<<<<<
@@ -56810,7 +57334,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           }
           __pyx_L73:;
 
-          /* "rulefactory.pxi":1189
+          /* "cdec/sa/rulefactory.pxi":1189
  *                             nodes_isteps_away_buffer[key] = frontier_nodes
  * 
  *                         for i, alt, pathlen in frontier_nodes:             # <<<<<<<<<<<<<<
@@ -56922,7 +57446,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __Pyx_GIVEREF(__pyx_t_4);
             __pyx_t_4 = 0;
 
-            /* "rulefactory.pxi":1190
+            /* "cdec/sa/rulefactory.pxi":1190
  * 
  *                         for i, alt, pathlen in frontier_nodes:
  *                             new_frontier.append((k, i, input_match + (i,), alt, pathlen, xnode, phrase +(xcat,), is_shadow_path))             # <<<<<<<<<<<<<<
@@ -56984,7 +57508,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
             __pyx_t_12 = __Pyx_PyList_Append(__pyx_cur_scope->__pyx_v_new_frontier, __pyx_t_3); if (unlikely(__pyx_t_12 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1190; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-            /* "rulefactory.pxi":1189
+            /* "cdec/sa/rulefactory.pxi":1189
  *                             nodes_isteps_away_buffer[key] = frontier_nodes
  * 
  *                         for i, alt, pathlen in frontier_nodes:             # <<<<<<<<<<<<<<
@@ -57000,7 +57524,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       }
       __pyx_L62:;
 
-      /* "rulefactory.pxi":1033
+      /* "cdec/sa/rulefactory.pxi":1033
  *         while len(frontier) > 0:
  *             new_frontier = []
  *             for k, i, input_match, alt, pathlen, node, prefix, is_shadow_path in frontier:             # <<<<<<<<<<<<<<
@@ -57011,7 +57535,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     }
     __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-    /* "rulefactory.pxi":1191
+    /* "cdec/sa/rulefactory.pxi":1191
  *                         for i, alt, pathlen in frontier_nodes:
  *                             new_frontier.append((k, i, input_match + (i,), alt, pathlen, xnode, phrase +(xcat,), is_shadow_path))
  *             frontier = new_frontier             # <<<<<<<<<<<<<<
@@ -57024,7 +57548,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_new_frontier);
   }
 
-  /* "rulefactory.pxi":1194
+  /* "cdec/sa/rulefactory.pxi":1194
  * 
  *         # Online rule extraction and scoring
  *         if self.online:             # <<<<<<<<<<<<<<
@@ -57034,7 +57558,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __pyx_t_9 = (__pyx_cur_scope->__pyx_v_self->online != 0);
   if (__pyx_t_9) {
 
-    /* "rulefactory.pxi":1195
+    /* "cdec/sa/rulefactory.pxi":1195
  *         # Online rule extraction and scoring
  *         if self.online:
  *             stats = self.online_stats[ctx_name]             # <<<<<<<<<<<<<<
@@ -57047,7 +57571,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     __pyx_cur_scope->__pyx_v_stats = __pyx_t_14;
     __pyx_t_14 = 0;
 
-    /* "rulefactory.pxi":1196
+    /* "cdec/sa/rulefactory.pxi":1196
  *         if self.online:
  *             stats = self.online_stats[ctx_name]
  *             f_syms = tuple(word[0][0] for word in fwords)             # <<<<<<<<<<<<<<
@@ -57068,7 +57592,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
     __pyx_cur_scope->__pyx_v_f_syms = ((PyObject*)__pyx_t_14);
     __pyx_t_14 = 0;
 
-    /* "rulefactory.pxi":1197
+    /* "cdec/sa/rulefactory.pxi":1197
  *             stats = self.online_stats[ctx_name]
  *             f_syms = tuple(word[0][0] for word in fwords)
  *             for f, lex_i, lex_j in self.get_f_phrases(f_syms):             # <<<<<<<<<<<<<<
@@ -57210,7 +57734,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_GIVEREF(__pyx_t_11);
       __pyx_t_11 = 0;
 
-      /* "rulefactory.pxi":1198
+      /* "cdec/sa/rulefactory.pxi":1198
  *             f_syms = tuple(word[0][0] for word in fwords)
  *             for f, lex_i, lex_j in self.get_f_phrases(f_syms):
  *                 spanlen = (lex_j - lex_i) + 1             # <<<<<<<<<<<<<<
@@ -57227,7 +57751,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __Pyx_GIVEREF(__pyx_t_11);
       __pyx_t_11 = 0;
 
-      /* "rulefactory.pxi":1199
+      /* "cdec/sa/rulefactory.pxi":1199
  *             for f, lex_i, lex_j in self.get_f_phrases(f_syms):
  *                 spanlen = (lex_j - lex_i) + 1
  *                 if not sym_isvar(f[0]):             # <<<<<<<<<<<<<<
@@ -57241,7 +57765,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __pyx_t_9 = ((!(__pyx_f_4cdec_2sa_3_sa_sym_isvar(__pyx_t_8) != 0)) != 0);
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1200
+        /* "cdec/sa/rulefactory.pxi":1200
  *                 spanlen = (lex_j - lex_i) + 1
  *                 if not sym_isvar(f[0]):
  *                     spanlen += 1             # <<<<<<<<<<<<<<
@@ -57258,7 +57782,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       }
       __pyx_L83:;
 
-      /* "rulefactory.pxi":1201
+      /* "cdec/sa/rulefactory.pxi":1201
  *                 if not sym_isvar(f[0]):
  *                     spanlen += 1
  *                 if not sym_isvar(f[1]):             # <<<<<<<<<<<<<<
@@ -57272,7 +57796,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       __pyx_t_9 = ((!(__pyx_f_4cdec_2sa_3_sa_sym_isvar(__pyx_t_8) != 0)) != 0);
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1202
+        /* "cdec/sa/rulefactory.pxi":1202
  *                     spanlen += 1
  *                 if not sym_isvar(f[1]):
  *                     spanlen += 1             # <<<<<<<<<<<<<<
@@ -57289,7 +57813,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       }
       __pyx_L84:;
 
-      /* "rulefactory.pxi":1203
+      /* "cdec/sa/rulefactory.pxi":1203
  *                 if not sym_isvar(f[1]):
  *                     spanlen += 1
  *                 for e in stats.phrases_fe.get(f, ()):             # <<<<<<<<<<<<<<
@@ -57371,7 +57895,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __Pyx_GIVEREF(__pyx_t_11);
         __pyx_t_11 = 0;
 
-        /* "rulefactory.pxi":1204
+        /* "cdec/sa/rulefactory.pxi":1204
  *                     spanlen += 1
  *                 for e in stats.phrases_fe.get(f, ()):
  *                     if (f, e) not in seen_phrases:             # <<<<<<<<<<<<<<
@@ -57391,7 +57915,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         __pyx_t_13 = (__pyx_t_9 != 0);
         if (__pyx_t_13) {
 
-          /* "rulefactory.pxi":1206
+          /* "cdec/sa/rulefactory.pxi":1206
  *                     if (f, e) not in seen_phrases:
  *                         # Don't add multiple instances of the same phrase here
  *                         seen_phrases.add((f, e))             # <<<<<<<<<<<<<<
@@ -57409,7 +57933,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_12 = PySet_Add(__pyx_cur_scope->__pyx_v_seen_phrases, __pyx_t_11); if (unlikely(__pyx_t_12 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1206; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_11); __pyx_t_11 = 0;
 
-          /* "rulefactory.pxi":1207
+          /* "cdec/sa/rulefactory.pxi":1207
  *                         # Don't add multiple instances of the same phrase here
  *                         seen_phrases.add((f, e))
  *                         scores = self.scorer.score(FeatureContext(             # <<<<<<<<<<<<<<
@@ -57419,7 +57943,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __pyx_t_1 = __Pyx_GetModuleGlobalName(__pyx_n_s_FeatureContext); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1207; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_1);
 
-          /* "rulefactory.pxi":1212
+          /* "cdec/sa/rulefactory.pxi":1212
  *                                 fwords, self.fda, self.eda,
  *                                 meta,
  *                                 self.online_ctx_lookup(f, e, ctx_name)))             # <<<<<<<<<<<<<<
@@ -57519,7 +58043,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-          /* "rulefactory.pxi":1207
+          /* "cdec/sa/rulefactory.pxi":1207
  *                         # Don't add multiple instances of the same phrase here
  *                         seen_phrases.add((f, e))
  *                         scores = self.scorer.score(FeatureContext(             # <<<<<<<<<<<<<<
@@ -57534,7 +58058,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_1);
           __pyx_t_1 = 0;
 
-          /* "rulefactory.pxi":1213
+          /* "cdec/sa/rulefactory.pxi":1213
  *                                 meta,
  *                                 self.online_ctx_lookup(f, e, ctx_name)))
  *                         alignment = stats.phrases_al[f][e]             # <<<<<<<<<<<<<<
@@ -57554,7 +58078,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
           __Pyx_GIVEREF(__pyx_t_1);
           __pyx_t_1 = 0;
 
-          /* "rulefactory.pxi":1214
+          /* "cdec/sa/rulefactory.pxi":1214
  *                                 self.online_ctx_lookup(f, e, ctx_name)))
  *                         alignment = stats.phrases_al[f][e]
  *                         yield Rule(self.category, f, e, scores, alignment)             # <<<<<<<<<<<<<<
@@ -57614,7 +58138,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
         }
         __pyx_L87:;
 
-        /* "rulefactory.pxi":1203
+        /* "cdec/sa/rulefactory.pxi":1203
  *                 if not sym_isvar(f[1]):
  *                     spanlen += 1
  *                 for e in stats.phrases_fe.get(f, ()):             # <<<<<<<<<<<<<<
@@ -57624,7 +58148,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
       }
       __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-      /* "rulefactory.pxi":1197
+      /* "cdec/sa/rulefactory.pxi":1197
  *             stats = self.online_stats[ctx_name]
  *             f_syms = tuple(word[0][0] for word in fwords)
  *             for f, lex_i, lex_j in self.get_f_phrases(f_syms):             # <<<<<<<<<<<<<<
@@ -57637,7 +58161,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   }
   __pyx_L78:;
 
-  /* "rulefactory.pxi":1216
+  /* "cdec/sa/rulefactory.pxi":1216
  *                         yield Rule(self.category, f, e, scores, alignment)
  * 
  *         stop_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -57668,7 +58192,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __pyx_cur_scope->__pyx_v_stop_time = __pyx_t_27;
   __pyx_t_27 = 0;
 
-  /* "rulefactory.pxi":1217
+  /* "cdec/sa/rulefactory.pxi":1217
  * 
  *         stop_time = monitor_cpu()
  *         logger.info("Total time for rule lookup, extraction, and scoring = %f seconds", (stop_time - start_time))             # <<<<<<<<<<<<<<
@@ -57714,7 +58238,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_27); __pyx_t_27 = 0;
 
-  /* "rulefactory.pxi":1218
+  /* "cdec/sa/rulefactory.pxi":1218
  *         stop_time = monitor_cpu()
  *         logger.info("Total time for rule lookup, extraction, and scoring = %f seconds", (stop_time - start_time))
  *         gc.collect()             # <<<<<<<<<<<<<<
@@ -57746,7 +58270,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
   __Pyx_DECREF(__pyx_t_27); __pyx_t_27 = 0;
 
-  /* "rulefactory.pxi":1219
+  /* "cdec/sa/rulefactory.pxi":1219
  *         logger.info("Total time for rule lookup, extraction, and scoring = %f seconds", (stop_time - start_time))
  *         gc.collect()
  *         logger.info("    Extract time = %f seconds", self.extract_time)             # <<<<<<<<<<<<<<
@@ -57789,7 +58313,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_27); __pyx_t_27 = 0;
 
-  /* "rulefactory.pxi":1220
+  /* "cdec/sa/rulefactory.pxi":1220
  *         gc.collect()
  *         logger.info("    Extract time = %f seconds", self.extract_time)
  *         logger.info("    Intersect time = %f seconds", self.intersect_time)             # <<<<<<<<<<<<<<
@@ -57832,7 +58356,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   __Pyx_DECREF(__pyx_t_27); __pyx_t_27 = 0;
 
-  /* "rulefactory.pxi":981
+  /* "cdec/sa/rulefactory.pxi":981
  *         return sorted(result);
  * 
  *     def input(self, fwords, meta, ctx_name=None):             # <<<<<<<<<<<<<<
@@ -57865,7 +58389,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_24generator4(
   return NULL;
 }
 
-/* "rulefactory.pxi":1223
+/* "cdec/sa/rulefactory.pxi":1223
  * 
  * 
  *     cdef int find_fixpoint(self,             # <<<<<<<<<<<<<<
@@ -57894,7 +58418,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("find_fixpoint", 0);
 
-  /* "rulefactory.pxi":1238
+  /* "cdec/sa/rulefactory.pxi":1238
  *         cdef int e_low_prev, e_high_prev, f_low_prev, f_high_prev, new_x, new_low_x, new_high_x
  * 
  *         e_low[0] = e_in_low             # <<<<<<<<<<<<<<
@@ -57903,7 +58427,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
   (__pyx_v_e_low[0]) = __pyx_v_e_in_low;
 
-  /* "rulefactory.pxi":1239
+  /* "cdec/sa/rulefactory.pxi":1239
  * 
  *         e_low[0] = e_in_low
  *         e_high[0] = e_in_high             # <<<<<<<<<<<<<<
@@ -57912,7 +58436,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
   (__pyx_v_e_high[0]) = __pyx_v_e_in_high;
 
-  /* "rulefactory.pxi":1240
+  /* "cdec/sa/rulefactory.pxi":1240
  *         e_low[0] = e_in_low
  *         e_high[0] = e_in_high
  *         self.find_projection(f_low, f_high, f_links_low, f_links_high, e_low, e_high)             # <<<<<<<<<<<<<<
@@ -57924,7 +58448,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
   __Pyx_GOTREF(__pyx_t_2);
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":1241
+  /* "cdec/sa/rulefactory.pxi":1241
  *         e_high[0] = e_in_high
  *         self.find_projection(f_low, f_high, f_links_low, f_links_high, e_low, e_high)
  *         if e_low[0] == -1:             # <<<<<<<<<<<<<<
@@ -57934,7 +58458,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
   __pyx_t_3 = (((__pyx_v_e_low[0]) == -1) != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":1247
+    /* "cdec/sa/rulefactory.pxi":1247
  *             # rule X -> X_1 w X_2 / X_1 X_2.    This is probably
  *             # not worth the bother, though.
  *             return 0             # <<<<<<<<<<<<<<
@@ -57945,7 +58469,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":1248
+  /* "cdec/sa/rulefactory.pxi":1248
  *             # not worth the bother, though.
  *             return 0
  *         elif e_in_low != -1 and e_low[0] != e_in_low:             # <<<<<<<<<<<<<<
@@ -57965,7 +58489,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
   __pyx_L4_bool_binop_done:;
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":1249
+    /* "cdec/sa/rulefactory.pxi":1249
  *             return 0
  *         elif e_in_low != -1 and e_low[0] != e_in_low:
  *             if e_in_low - e_low[0] < min_ex_size:             # <<<<<<<<<<<<<<
@@ -57975,7 +58499,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_t_3 = (((__pyx_v_e_in_low - (__pyx_v_e_low[0])) < __pyx_v_min_ex_size) != 0);
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1250
+      /* "cdec/sa/rulefactory.pxi":1250
  *         elif e_in_low != -1 and e_low[0] != e_in_low:
  *             if e_in_low - e_low[0] < min_ex_size:
  *                 e_low[0] = e_in_low - min_ex_size             # <<<<<<<<<<<<<<
@@ -57984,7 +58508,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
       (__pyx_v_e_low[0]) = (__pyx_v_e_in_low - __pyx_v_min_ex_size);
 
-      /* "rulefactory.pxi":1251
+      /* "cdec/sa/rulefactory.pxi":1251
  *             if e_in_low - e_low[0] < min_ex_size:
  *                 e_low[0] = e_in_low - min_ex_size
  *                 if e_low[0] < 0:             # <<<<<<<<<<<<<<
@@ -57994,7 +58518,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       __pyx_t_3 = (((__pyx_v_e_low[0]) < 0) != 0);
       if (__pyx_t_3) {
 
-        /* "rulefactory.pxi":1252
+        /* "cdec/sa/rulefactory.pxi":1252
  *                 e_low[0] = e_in_low - min_ex_size
  *                 if e_low[0] < 0:
  *                     return 0             # <<<<<<<<<<<<<<
@@ -58011,7 +58535,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
   }
   __pyx_L3:;
 
-  /* "rulefactory.pxi":1254
+  /* "cdec/sa/rulefactory.pxi":1254
  *                     return 0
  * 
  *         if e_high[0] - e_low[0] > max_e_len:             # <<<<<<<<<<<<<<
@@ -58021,7 +58545,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
   __pyx_t_3 = ((((__pyx_v_e_high[0]) - (__pyx_v_e_low[0])) > __pyx_v_max_e_len) != 0);
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":1255
+    /* "cdec/sa/rulefactory.pxi":1255
  * 
  *         if e_high[0] - e_low[0] > max_e_len:
  *             return 0             # <<<<<<<<<<<<<<
@@ -58032,7 +58556,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":1256
+  /* "cdec/sa/rulefactory.pxi":1256
  *         if e_high[0] - e_low[0] > max_e_len:
  *             return 0
  *         elif e_in_high != -1 and e_high[0] != e_in_high:             # <<<<<<<<<<<<<<
@@ -58052,7 +58576,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
   __pyx_L9_bool_binop_done:;
   if (__pyx_t_3) {
 
-    /* "rulefactory.pxi":1257
+    /* "cdec/sa/rulefactory.pxi":1257
  *             return 0
  *         elif e_in_high != -1 and e_high[0] != e_in_high:
  *             if e_high[0] - e_in_high < min_ex_size:             # <<<<<<<<<<<<<<
@@ -58062,7 +58586,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_t_3 = ((((__pyx_v_e_high[0]) - __pyx_v_e_in_high) < __pyx_v_min_ex_size) != 0);
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1258
+      /* "cdec/sa/rulefactory.pxi":1258
  *         elif e_in_high != -1 and e_high[0] != e_in_high:
  *             if e_high[0] - e_in_high < min_ex_size:
  *                 e_high[0] = e_in_high + min_ex_size             # <<<<<<<<<<<<<<
@@ -58071,7 +58595,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
       (__pyx_v_e_high[0]) = (__pyx_v_e_in_high + __pyx_v_min_ex_size);
 
-      /* "rulefactory.pxi":1259
+      /* "cdec/sa/rulefactory.pxi":1259
  *             if e_high[0] - e_in_high < min_ex_size:
  *                 e_high[0] = e_in_high + min_ex_size
  *                 if e_high[0] > e_sent_len:             # <<<<<<<<<<<<<<
@@ -58081,7 +58605,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       __pyx_t_3 = (((__pyx_v_e_high[0]) > __pyx_v_e_sent_len) != 0);
       if (__pyx_t_3) {
 
-        /* "rulefactory.pxi":1260
+        /* "cdec/sa/rulefactory.pxi":1260
  *                 e_high[0] = e_in_high + min_ex_size
  *                 if e_high[0] > e_sent_len:
  *                     return 0             # <<<<<<<<<<<<<<
@@ -58098,7 +58622,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
   }
   __pyx_L8:;
 
-  /* "rulefactory.pxi":1262
+  /* "cdec/sa/rulefactory.pxi":1262
  *                     return 0
  * 
  *         f_back_low[0] = -1             # <<<<<<<<<<<<<<
@@ -58107,7 +58631,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
   (__pyx_v_f_back_low[0]) = -1;
 
-  /* "rulefactory.pxi":1263
+  /* "cdec/sa/rulefactory.pxi":1263
  * 
  *         f_back_low[0] = -1
  *         f_back_high[0] = -1             # <<<<<<<<<<<<<<
@@ -58116,7 +58640,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
   (__pyx_v_f_back_high[0]) = -1;
 
-  /* "rulefactory.pxi":1264
+  /* "cdec/sa/rulefactory.pxi":1264
  *         f_back_low[0] = -1
  *         f_back_high[0] = -1
  *         f_low_prev = f_low             # <<<<<<<<<<<<<<
@@ -58125,7 +58649,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
   __pyx_v_f_low_prev = __pyx_v_f_low;
 
-  /* "rulefactory.pxi":1265
+  /* "cdec/sa/rulefactory.pxi":1265
  *         f_back_high[0] = -1
  *         f_low_prev = f_low
  *         f_high_prev = f_high             # <<<<<<<<<<<<<<
@@ -58135,7 +58659,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
   __pyx_t_1 = __Pyx_PyInt_As_int(__pyx_v_f_high); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1265; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_f_high_prev = __pyx_t_1;
 
-  /* "rulefactory.pxi":1266
+  /* "cdec/sa/rulefactory.pxi":1266
  *         f_low_prev = f_low
  *         f_high_prev = f_high
  *         new_x = 0             # <<<<<<<<<<<<<<
@@ -58144,7 +58668,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
   __pyx_v_new_x = 0;
 
-  /* "rulefactory.pxi":1267
+  /* "cdec/sa/rulefactory.pxi":1267
  *         f_high_prev = f_high
  *         new_x = 0
  *         new_low_x = 0             # <<<<<<<<<<<<<<
@@ -58153,7 +58677,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
   __pyx_v_new_low_x = 0;
 
-  /* "rulefactory.pxi":1268
+  /* "cdec/sa/rulefactory.pxi":1268
  *         new_x = 0
  *         new_low_x = 0
  *         new_high_x = 0             # <<<<<<<<<<<<<<
@@ -58162,7 +58686,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
   __pyx_v_new_high_x = 0;
 
-  /* "rulefactory.pxi":1270
+  /* "cdec/sa/rulefactory.pxi":1270
  *         new_high_x = 0
  * 
  *         while True:             # <<<<<<<<<<<<<<
@@ -58171,7 +58695,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
   while (1) {
 
-    /* "rulefactory.pxi":1272
+    /* "cdec/sa/rulefactory.pxi":1272
  *         while True:
  * 
  *             if f_back_low[0] == -1:             # <<<<<<<<<<<<<<
@@ -58181,7 +58705,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_t_3 = (((__pyx_v_f_back_low[0]) == -1) != 0);
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1273
+      /* "cdec/sa/rulefactory.pxi":1273
  * 
  *             if f_back_low[0] == -1:
  *                 self.find_projection(e_low[0], e_high[0], e_links_low, e_links_high, f_back_low, f_back_high)             # <<<<<<<<<<<<<<
@@ -58195,7 +58719,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     }
     /*else*/ {
 
-      /* "rulefactory.pxi":1275
+      /* "cdec/sa/rulefactory.pxi":1275
  *                 self.find_projection(e_low[0], e_high[0], e_links_low, e_links_high, f_back_low, f_back_high)
  *             else:
  *                 self.find_projection(e_low[0], e_low_prev, e_links_low, e_links_high, f_back_low, f_back_high)             # <<<<<<<<<<<<<<
@@ -58206,7 +58730,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":1276
+      /* "cdec/sa/rulefactory.pxi":1276
  *             else:
  *                 self.find_projection(e_low[0], e_low_prev, e_links_low, e_links_high, f_back_low, f_back_high)
  *                 self.find_projection(e_high_prev, e_high[0], e_links_low, e_links_high, f_back_low, f_back_high)             # <<<<<<<<<<<<<<
@@ -58219,7 +58743,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     }
     __pyx_L15:;
 
-    /* "rulefactory.pxi":1278
+    /* "cdec/sa/rulefactory.pxi":1278
  *                 self.find_projection(e_high_prev, e_high[0], e_links_low, e_links_high, f_back_low, f_back_high)
  * 
  *             if f_back_low[0] > f_low:             # <<<<<<<<<<<<<<
@@ -58229,7 +58753,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_t_3 = (((__pyx_v_f_back_low[0]) > __pyx_v_f_low) != 0);
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1279
+      /* "cdec/sa/rulefactory.pxi":1279
  * 
  *             if f_back_low[0] > f_low:
  *                 f_back_low[0] = f_low             # <<<<<<<<<<<<<<
@@ -58241,7 +58765,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     }
     __pyx_L16:;
 
-    /* "rulefactory.pxi":1281
+    /* "cdec/sa/rulefactory.pxi":1281
  *                 f_back_low[0] = f_low
  * 
  *             if f_back_high[0] < f_high:             # <<<<<<<<<<<<<<
@@ -58256,7 +58780,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1282
+      /* "cdec/sa/rulefactory.pxi":1282
  * 
  *             if f_back_high[0] < f_high:
  *                 f_back_high[0] = f_high             # <<<<<<<<<<<<<<
@@ -58269,7 +58793,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     }
     __pyx_L17:;
 
-    /* "rulefactory.pxi":1284
+    /* "cdec/sa/rulefactory.pxi":1284
  *                 f_back_high[0] = f_high
  * 
  *             if f_back_low[0] == f_low_prev and f_back_high[0] == f_high_prev:             # <<<<<<<<<<<<<<
@@ -58289,7 +58813,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_L19_bool_binop_done:;
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1285
+      /* "cdec/sa/rulefactory.pxi":1285
  * 
  *             if f_back_low[0] == f_low_prev and f_back_high[0] == f_high_prev:
  *                 return 1             # <<<<<<<<<<<<<<
@@ -58300,7 +58824,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":1287
+    /* "cdec/sa/rulefactory.pxi":1287
  *                 return 1
  * 
  *             if allow_low_x == 0 and f_back_low[0] < f_low:             # <<<<<<<<<<<<<<
@@ -58320,7 +58844,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_L22_bool_binop_done:;
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1289
+      /* "cdec/sa/rulefactory.pxi":1289
  *             if allow_low_x == 0 and f_back_low[0] < f_low:
  *                 # FAIL: f phrase is not tight
  *                 return 0             # <<<<<<<<<<<<<<
@@ -58331,7 +58855,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":1291
+    /* "cdec/sa/rulefactory.pxi":1291
  *                 return 0
  * 
  *             if f_back_high[0] - f_back_low[0] > max_f_len:             # <<<<<<<<<<<<<<
@@ -58341,7 +58865,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_t_3 = ((((__pyx_v_f_back_high[0]) - (__pyx_v_f_back_low[0])) > __pyx_v_max_f_len) != 0);
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1293
+      /* "cdec/sa/rulefactory.pxi":1293
  *             if f_back_high[0] - f_back_low[0] > max_f_len:
  *                 # FAIL: f back projection is too wide
  *                 return 0             # <<<<<<<<<<<<<<
@@ -58352,7 +58876,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":1295
+    /* "cdec/sa/rulefactory.pxi":1295
  *                 return 0
  * 
  *             if allow_high_x == 0 and f_back_high[0] > f_high:             # <<<<<<<<<<<<<<
@@ -58377,7 +58901,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_L26_bool_binop_done:;
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1297
+      /* "cdec/sa/rulefactory.pxi":1297
  *             if allow_high_x == 0 and f_back_high[0] > f_high:
  *                 # FAIL: extension on high side not allowed
  *                 return 0             # <<<<<<<<<<<<<<
@@ -58388,7 +58912,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":1299
+    /* "cdec/sa/rulefactory.pxi":1299
  *                 return 0
  * 
  *             if f_low != f_back_low[0]:             # <<<<<<<<<<<<<<
@@ -58398,7 +58922,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_t_3 = ((__pyx_v_f_low != (__pyx_v_f_back_low[0])) != 0);
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1300
+      /* "cdec/sa/rulefactory.pxi":1300
  * 
  *             if f_low != f_back_low[0]:
  *                 if new_low_x == 0:             # <<<<<<<<<<<<<<
@@ -58408,7 +58932,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       __pyx_t_3 = ((__pyx_v_new_low_x == 0) != 0);
       if (__pyx_t_3) {
 
-        /* "rulefactory.pxi":1301
+        /* "cdec/sa/rulefactory.pxi":1301
  *             if f_low != f_back_low[0]:
  *                 if new_low_x == 0:
  *                     if new_x >= max_new_x:             # <<<<<<<<<<<<<<
@@ -58418,7 +58942,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
         __pyx_t_3 = ((__pyx_v_new_x >= __pyx_v_max_new_x) != 0);
         if (__pyx_t_3) {
 
-          /* "rulefactory.pxi":1303
+          /* "cdec/sa/rulefactory.pxi":1303
  *                     if new_x >= max_new_x:
  *                         # FAIL: extension required on low side violates max # of gaps
  *                         return 0             # <<<<<<<<<<<<<<
@@ -58430,7 +58954,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
         }
         /*else*/ {
 
-          /* "rulefactory.pxi":1305
+          /* "cdec/sa/rulefactory.pxi":1305
  *                         return 0
  *                     else:
  *                         new_x = new_x + 1             # <<<<<<<<<<<<<<
@@ -58439,7 +58963,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
           __pyx_v_new_x = (__pyx_v_new_x + 1);
 
-          /* "rulefactory.pxi":1306
+          /* "cdec/sa/rulefactory.pxi":1306
  *                     else:
  *                         new_x = new_x + 1
  *                         new_low_x = 1             # <<<<<<<<<<<<<<
@@ -58452,7 +58976,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       }
       __pyx_L29:;
 
-      /* "rulefactory.pxi":1307
+      /* "cdec/sa/rulefactory.pxi":1307
  *                         new_x = new_x + 1
  *                         new_low_x = 1
  *                 if f_low - f_back_low[0] < min_fx_size:             # <<<<<<<<<<<<<<
@@ -58462,7 +58986,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       __pyx_t_3 = (((__pyx_v_f_low - (__pyx_v_f_back_low[0])) < __pyx_v_min_fx_size) != 0);
       if (__pyx_t_3) {
 
-        /* "rulefactory.pxi":1308
+        /* "cdec/sa/rulefactory.pxi":1308
  *                         new_low_x = 1
  *                 if f_low - f_back_low[0] < min_fx_size:
  *                     f_back_low[0] = f_low - min_fx_size             # <<<<<<<<<<<<<<
@@ -58471,7 +58995,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
         (__pyx_v_f_back_low[0]) = (__pyx_v_f_low - __pyx_v_min_fx_size);
 
-        /* "rulefactory.pxi":1309
+        /* "cdec/sa/rulefactory.pxi":1309
  *                 if f_low - f_back_low[0] < min_fx_size:
  *                     f_back_low[0] = f_low - min_fx_size
  *                     if f_back_high[0] - f_back_low[0] > max_f_len:             # <<<<<<<<<<<<<<
@@ -58481,7 +59005,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
         __pyx_t_3 = ((((__pyx_v_f_back_high[0]) - (__pyx_v_f_back_low[0])) > __pyx_v_max_f_len) != 0);
         if (__pyx_t_3) {
 
-          /* "rulefactory.pxi":1311
+          /* "cdec/sa/rulefactory.pxi":1311
  *                     if f_back_high[0] - f_back_low[0] > max_f_len:
  *                         # FAIL: extension required on low side violates max initial length
  *                         return 0             # <<<<<<<<<<<<<<
@@ -58492,7 +59016,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
           goto __pyx_L0;
         }
 
-        /* "rulefactory.pxi":1312
+        /* "cdec/sa/rulefactory.pxi":1312
  *                         # FAIL: extension required on low side violates max initial length
  *                         return 0
  *                     if f_back_low[0] < 0:             # <<<<<<<<<<<<<<
@@ -58502,7 +59026,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
         __pyx_t_3 = (((__pyx_v_f_back_low[0]) < 0) != 0);
         if (__pyx_t_3) {
 
-          /* "rulefactory.pxi":1314
+          /* "cdec/sa/rulefactory.pxi":1314
  *                     if f_back_low[0] < 0:
  *                         # FAIL: extension required on low side violates sentence boundary
  *                         return 0             # <<<<<<<<<<<<<<
@@ -58519,7 +59043,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     }
     __pyx_L28:;
 
-    /* "rulefactory.pxi":1316
+    /* "cdec/sa/rulefactory.pxi":1316
  *                         return 0
  * 
  *             if f_high != f_back_high[0]:             # <<<<<<<<<<<<<<
@@ -58534,7 +59058,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1317
+      /* "cdec/sa/rulefactory.pxi":1317
  * 
  *             if f_high != f_back_high[0]:
  *                 if new_high_x == 0:             # <<<<<<<<<<<<<<
@@ -58544,7 +59068,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       __pyx_t_3 = ((__pyx_v_new_high_x == 0) != 0);
       if (__pyx_t_3) {
 
-        /* "rulefactory.pxi":1318
+        /* "cdec/sa/rulefactory.pxi":1318
  *             if f_high != f_back_high[0]:
  *                 if new_high_x == 0:
  *                     if new_x >= max_new_x:             # <<<<<<<<<<<<<<
@@ -58554,7 +59078,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
         __pyx_t_3 = ((__pyx_v_new_x >= __pyx_v_max_new_x) != 0);
         if (__pyx_t_3) {
 
-          /* "rulefactory.pxi":1320
+          /* "cdec/sa/rulefactory.pxi":1320
  *                     if new_x >= max_new_x:
  *                         # FAIL: extension required on high side violates max # of gaps
  *                         return 0             # <<<<<<<<<<<<<<
@@ -58566,7 +59090,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
         }
         /*else*/ {
 
-          /* "rulefactory.pxi":1322
+          /* "cdec/sa/rulefactory.pxi":1322
  *                         return 0
  *                     else:
  *                         new_x = new_x + 1             # <<<<<<<<<<<<<<
@@ -58575,7 +59099,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
           __pyx_v_new_x = (__pyx_v_new_x + 1);
 
-          /* "rulefactory.pxi":1323
+          /* "cdec/sa/rulefactory.pxi":1323
  *                     else:
  *                         new_x = new_x + 1
  *                         new_high_x = 1             # <<<<<<<<<<<<<<
@@ -58588,7 +59112,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       }
       __pyx_L35:;
 
-      /* "rulefactory.pxi":1324
+      /* "cdec/sa/rulefactory.pxi":1324
  *                         new_x = new_x + 1
  *                         new_high_x = 1
  *                 if f_back_high[0] - f_high < min_fx_size:             # <<<<<<<<<<<<<<
@@ -58609,7 +59133,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
       if (__pyx_t_3) {
 
-        /* "rulefactory.pxi":1325
+        /* "cdec/sa/rulefactory.pxi":1325
  *                         new_high_x = 1
  *                 if f_back_high[0] - f_high < min_fx_size:
  *                     f_back_high[0] = f_high + min_fx_size             # <<<<<<<<<<<<<<
@@ -58625,7 +59149,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
         __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
         (__pyx_v_f_back_high[0]) = __pyx_t_1;
 
-        /* "rulefactory.pxi":1326
+        /* "cdec/sa/rulefactory.pxi":1326
  *                 if f_back_high[0] - f_high < min_fx_size:
  *                     f_back_high[0] = f_high + min_fx_size
  *                     if f_back_high[0] - f_back_low[0] > max_f_len:             # <<<<<<<<<<<<<<
@@ -58635,7 +59159,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
         __pyx_t_3 = ((((__pyx_v_f_back_high[0]) - (__pyx_v_f_back_low[0])) > __pyx_v_max_f_len) != 0);
         if (__pyx_t_3) {
 
-          /* "rulefactory.pxi":1328
+          /* "cdec/sa/rulefactory.pxi":1328
  *                     if f_back_high[0] - f_back_low[0] > max_f_len:
  *                         # FAIL: extension required on high side violates max initial length
  *                         return 0             # <<<<<<<<<<<<<<
@@ -58646,7 +59170,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
           goto __pyx_L0;
         }
 
-        /* "rulefactory.pxi":1329
+        /* "cdec/sa/rulefactory.pxi":1329
  *                         # FAIL: extension required on high side violates max initial length
  *                         return 0
  *                     if f_back_high[0] > f_sent_len:             # <<<<<<<<<<<<<<
@@ -58656,7 +59180,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
         __pyx_t_3 = (((__pyx_v_f_back_high[0]) > __pyx_v_f_sent_len) != 0);
         if (__pyx_t_3) {
 
-          /* "rulefactory.pxi":1331
+          /* "cdec/sa/rulefactory.pxi":1331
  *                     if f_back_high[0] > f_sent_len:
  *                         # FAIL: extension required on high side violates sentence boundary
  *                         return 0             # <<<<<<<<<<<<<<
@@ -58673,7 +59197,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     }
     __pyx_L34:;
 
-    /* "rulefactory.pxi":1333
+    /* "cdec/sa/rulefactory.pxi":1333
  *                         return 0
  * 
  *             e_low_prev = e_low[0]             # <<<<<<<<<<<<<<
@@ -58682,7 +59206,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
     __pyx_v_e_low_prev = (__pyx_v_e_low[0]);
 
-    /* "rulefactory.pxi":1334
+    /* "cdec/sa/rulefactory.pxi":1334
  * 
  *             e_low_prev = e_low[0]
  *             e_high_prev = e_high[0]             # <<<<<<<<<<<<<<
@@ -58691,7 +59215,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
     __pyx_v_e_high_prev = (__pyx_v_e_high[0]);
 
-    /* "rulefactory.pxi":1336
+    /* "cdec/sa/rulefactory.pxi":1336
  *             e_high_prev = e_high[0]
  * 
  *             self.find_projection(f_back_low[0], f_low_prev, f_links_low, f_links_high, e_low, e_high)             # <<<<<<<<<<<<<<
@@ -58702,7 +59226,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __Pyx_GOTREF(__pyx_t_5);
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-    /* "rulefactory.pxi":1337
+    /* "cdec/sa/rulefactory.pxi":1337
  * 
  *             self.find_projection(f_back_low[0], f_low_prev, f_links_low, f_links_high, e_low, e_high)
  *             self.find_projection(f_high_prev, f_back_high[0], f_links_low, f_links_high, e_low, e_high)             # <<<<<<<<<<<<<<
@@ -58713,7 +59237,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __Pyx_GOTREF(__pyx_t_5);
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-    /* "rulefactory.pxi":1338
+    /* "cdec/sa/rulefactory.pxi":1338
  *             self.find_projection(f_back_low[0], f_low_prev, f_links_low, f_links_high, e_low, e_high)
  *             self.find_projection(f_high_prev, f_back_high[0], f_links_low, f_links_high, e_low, e_high)
  *             if e_low[0] == e_low_prev and e_high[0] == e_high_prev:             # <<<<<<<<<<<<<<
@@ -58733,7 +59257,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_L41_bool_binop_done:;
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1339
+      /* "cdec/sa/rulefactory.pxi":1339
  *             self.find_projection(f_high_prev, f_back_high[0], f_links_low, f_links_high, e_low, e_high)
  *             if e_low[0] == e_low_prev and e_high[0] == e_high_prev:
  *                 return 1             # <<<<<<<<<<<<<<
@@ -58744,7 +59268,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":1340
+    /* "cdec/sa/rulefactory.pxi":1340
  *             if e_low[0] == e_low_prev and e_high[0] == e_high_prev:
  *                 return 1
  *             if allow_arbitrary_x == 0:             # <<<<<<<<<<<<<<
@@ -58754,7 +59278,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_t_3 = ((__pyx_v_allow_arbitrary_x == 0) != 0);
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1342
+      /* "cdec/sa/rulefactory.pxi":1342
  *             if allow_arbitrary_x == 0:
  *                 # FAIL: arbitrary expansion not permitted
  *                 return 0             # <<<<<<<<<<<<<<
@@ -58765,7 +59289,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":1343
+    /* "cdec/sa/rulefactory.pxi":1343
  *                 # FAIL: arbitrary expansion not permitted
  *                 return 0
  *             if e_high[0] - e_low[0] > max_e_len:             # <<<<<<<<<<<<<<
@@ -58775,7 +59299,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_t_3 = ((((__pyx_v_e_high[0]) - (__pyx_v_e_low[0])) > __pyx_v_max_e_len) != 0);
     if (__pyx_t_3) {
 
-      /* "rulefactory.pxi":1345
+      /* "cdec/sa/rulefactory.pxi":1345
  *             if e_high[0] - e_low[0] > max_e_len:
  *                 # FAIL: re-projection violates sentence max phrase length
  *                 return 0             # <<<<<<<<<<<<<<
@@ -58786,7 +59310,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":1346
+    /* "cdec/sa/rulefactory.pxi":1346
  *                 # FAIL: re-projection violates sentence max phrase length
  *                 return 0
  *             f_low_prev = f_back_low[0]             # <<<<<<<<<<<<<<
@@ -58795,7 +59319,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
  */
     __pyx_v_f_low_prev = (__pyx_v_f_back_low[0]);
 
-    /* "rulefactory.pxi":1347
+    /* "cdec/sa/rulefactory.pxi":1347
  *                 return 0
  *             f_low_prev = f_back_low[0]
  *             f_high_prev = f_back_high[0]             # <<<<<<<<<<<<<<
@@ -58805,7 +59329,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
     __pyx_v_f_high_prev = (__pyx_v_f_back_high[0]);
   }
 
-  /* "rulefactory.pxi":1223
+  /* "cdec/sa/rulefactory.pxi":1223
  * 
  * 
  *     cdef int find_fixpoint(self,             # <<<<<<<<<<<<<<
@@ -58827,7 +59351,7 @@ static int __pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":1350
+/* "cdec/sa/rulefactory.pxi":1350
  * 
  * 
  *     cdef find_projection(self, int in_low, int in_high, int* in_links_low, int* in_links_high,             # <<<<<<<<<<<<<<
@@ -58844,7 +59368,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_projectio
   int __pyx_t_3;
   __Pyx_RefNannySetupContext("find_projection", 0);
 
-  /* "rulefactory.pxi":1353
+  /* "cdec/sa/rulefactory.pxi":1353
  *                         int* out_low, int* out_high):
  *         cdef int i
  *         for i from in_low <= i < in_high:             # <<<<<<<<<<<<<<
@@ -58854,7 +59378,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_projectio
   __pyx_t_1 = __pyx_v_in_high;
   for (__pyx_v_i = __pyx_v_in_low; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "rulefactory.pxi":1354
+    /* "cdec/sa/rulefactory.pxi":1354
  *         cdef int i
  *         for i from in_low <= i < in_high:
  *             if in_links_low[i] != -1:             # <<<<<<<<<<<<<<
@@ -58864,7 +59388,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_projectio
     __pyx_t_2 = (((__pyx_v_in_links_low[__pyx_v_i]) != -1) != 0);
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":1355
+      /* "cdec/sa/rulefactory.pxi":1355
  *         for i from in_low <= i < in_high:
  *             if in_links_low[i] != -1:
  *                 if out_low[0] == -1 or in_links_low[i] < out_low[0]:             # <<<<<<<<<<<<<<
@@ -58884,7 +59408,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_projectio
       __pyx_L7_bool_binop_done:;
       if (__pyx_t_2) {
 
-        /* "rulefactory.pxi":1356
+        /* "cdec/sa/rulefactory.pxi":1356
  *             if in_links_low[i] != -1:
  *                 if out_low[0] == -1 or in_links_low[i] < out_low[0]:
  *                     out_low[0] = in_links_low[i]             # <<<<<<<<<<<<<<
@@ -58896,7 +59420,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_projectio
       }
       __pyx_L6:;
 
-      /* "rulefactory.pxi":1357
+      /* "cdec/sa/rulefactory.pxi":1357
  *                 if out_low[0] == -1 or in_links_low[i] < out_low[0]:
  *                     out_low[0] = in_links_low[i]
  *                 if out_high[0] == -1 or in_links_high[i] > out_high[0]:             # <<<<<<<<<<<<<<
@@ -58916,7 +59440,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_projectio
       __pyx_L10_bool_binop_done:;
       if (__pyx_t_2) {
 
-        /* "rulefactory.pxi":1358
+        /* "cdec/sa/rulefactory.pxi":1358
  *                     out_low[0] = in_links_low[i]
  *                 if out_high[0] == -1 or in_links_high[i] > out_high[0]:
  *                     out_high[0] = in_links_high[i]             # <<<<<<<<<<<<<<
@@ -58932,7 +59456,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_projectio
     __pyx_L5:;
   }
 
-  /* "rulefactory.pxi":1350
+  /* "cdec/sa/rulefactory.pxi":1350
  * 
  * 
  *     cdef find_projection(self, int in_low, int in_high, int* in_links_low, int* in_links_high,             # <<<<<<<<<<<<<<
@@ -58947,7 +59471,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_find_projectio
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":1361
+/* "cdec/sa/rulefactory.pxi":1361
  * 
  * 
  *     cdef int* int_arr_extend(self, int* arr, int* arr_len, int* data, int data_len):             # <<<<<<<<<<<<<<
@@ -58961,7 +59485,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTH
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("int_arr_extend", 0);
 
-  /* "rulefactory.pxi":1363
+  /* "cdec/sa/rulefactory.pxi":1363
  *     cdef int* int_arr_extend(self, int* arr, int* arr_len, int* data, int data_len):
  *         cdef int new_len
  *         new_len = arr_len[0] + data_len             # <<<<<<<<<<<<<<
@@ -58970,7 +59494,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTH
  */
   __pyx_v_new_len = ((__pyx_v_arr_len[0]) + __pyx_v_data_len);
 
-  /* "rulefactory.pxi":1364
+  /* "cdec/sa/rulefactory.pxi":1364
  *         cdef int new_len
  *         new_len = arr_len[0] + data_len
  *         arr = <int*> realloc(arr, new_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -58979,7 +59503,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTH
  */
   __pyx_v_arr = ((int *)realloc(__pyx_v_arr, (__pyx_v_new_len * (sizeof(int)))));
 
-  /* "rulefactory.pxi":1365
+  /* "cdec/sa/rulefactory.pxi":1365
  *         new_len = arr_len[0] + data_len
  *         arr = <int*> realloc(arr, new_len*sizeof(int))
  *         memcpy(arr+arr_len[0], data, data_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -58988,7 +59512,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTH
  */
   memcpy((__pyx_v_arr + (__pyx_v_arr_len[0])), __pyx_v_data, (__pyx_v_data_len * (sizeof(int))));
 
-  /* "rulefactory.pxi":1366
+  /* "cdec/sa/rulefactory.pxi":1366
  *         arr = <int*> realloc(arr, new_len*sizeof(int))
  *         memcpy(arr+arr_len[0], data, data_len*sizeof(int))
  *         arr_len[0] = new_len             # <<<<<<<<<<<<<<
@@ -58997,7 +59521,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTH
  */
   (__pyx_v_arr_len[0]) = __pyx_v_new_len;
 
-  /* "rulefactory.pxi":1367
+  /* "cdec/sa/rulefactory.pxi":1367
  *         memcpy(arr+arr_len[0], data, data_len*sizeof(int))
  *         arr_len[0] = new_len
  *         return arr             # <<<<<<<<<<<<<<
@@ -59007,7 +59531,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTH
   __pyx_r = __pyx_v_arr;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":1361
+  /* "cdec/sa/rulefactory.pxi":1361
  * 
  * 
  *     cdef int* int_arr_extend(self, int* arr, int* arr_len, int* data, int data_len):             # <<<<<<<<<<<<<<
@@ -59021,7 +59545,7 @@ static int *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTH
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":1370
+/* "cdec/sa/rulefactory.pxi":1370
  * 
  * 
  *     cdef extract_phrases(self, int e_low, int e_high, int* e_gap_low, int* e_gap_high, int* e_links_low, int num_gaps,             # <<<<<<<<<<<<<<
@@ -59065,7 +59589,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("extract_phrases", 0);
 
-  /* "rulefactory.pxi":1382
+  /* "cdec/sa/rulefactory.pxi":1382
  *         cdef result
  * 
  *         result = []             # <<<<<<<<<<<<<<
@@ -59077,7 +59601,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   __pyx_v_result = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1383
+  /* "cdec/sa/rulefactory.pxi":1383
  * 
  *         result = []
  *         len1 = 0             # <<<<<<<<<<<<<<
@@ -59086,7 +59610,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_len1 = 0;
 
-  /* "rulefactory.pxi":1384
+  /* "cdec/sa/rulefactory.pxi":1384
  *         result = []
  *         len1 = 0
  *         e_gaps1 = <int*> malloc(0)             # <<<<<<<<<<<<<<
@@ -59095,7 +59619,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_e_gaps1 = ((int *)malloc(0));
 
-  /* "rulefactory.pxi":1385
+  /* "cdec/sa/rulefactory.pxi":1385
  *         len1 = 0
  *         e_gaps1 = <int*> malloc(0)
  *         ephr_arr = IntList()             # <<<<<<<<<<<<<<
@@ -59107,7 +59631,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   __pyx_v_ephr_arr = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1387
+  /* "cdec/sa/rulefactory.pxi":1387
  *         ephr_arr = IntList()
  * 
  *         e_gap_order = <int*> malloc(num_gaps*sizeof(int))             # <<<<<<<<<<<<<<
@@ -59116,7 +59640,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_e_gap_order = ((int *)malloc((__pyx_v_num_gaps * (sizeof(int)))));
 
-  /* "rulefactory.pxi":1388
+  /* "cdec/sa/rulefactory.pxi":1388
  * 
  *         e_gap_order = <int*> malloc(num_gaps*sizeof(int))
  *         if num_gaps > 0:             # <<<<<<<<<<<<<<
@@ -59126,7 +59650,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   __pyx_t_2 = ((__pyx_v_num_gaps > 0) != 0);
   if (__pyx_t_2) {
 
-    /* "rulefactory.pxi":1389
+    /* "cdec/sa/rulefactory.pxi":1389
  *         e_gap_order = <int*> malloc(num_gaps*sizeof(int))
  *         if num_gaps > 0:
  *             e_gap_order[0] = 0             # <<<<<<<<<<<<<<
@@ -59135,7 +59659,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     (__pyx_v_e_gap_order[0]) = 0;
 
-    /* "rulefactory.pxi":1390
+    /* "cdec/sa/rulefactory.pxi":1390
  *         if num_gaps > 0:
  *             e_gap_order[0] = 0
  *             for i from 1 <= i < num_gaps:             # <<<<<<<<<<<<<<
@@ -59145,7 +59669,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     __pyx_t_3 = __pyx_v_num_gaps;
     for (__pyx_v_i = 1; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-      /* "rulefactory.pxi":1391
+      /* "cdec/sa/rulefactory.pxi":1391
  *             e_gap_order[0] = 0
  *             for i from 1 <= i < num_gaps:
  *                 for j from 0 <= j < i:             # <<<<<<<<<<<<<<
@@ -59155,7 +59679,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_t_4 = __pyx_v_i;
       for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_4; __pyx_v_j++) {
 
-        /* "rulefactory.pxi":1392
+        /* "cdec/sa/rulefactory.pxi":1392
  *             for i from 1 <= i < num_gaps:
  *                 for j from 0 <= j < i:
  *                     if e_gap_low[i] < e_gap_low[j]:             # <<<<<<<<<<<<<<
@@ -59165,7 +59689,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
         __pyx_t_2 = (((__pyx_v_e_gap_low[__pyx_v_i]) < (__pyx_v_e_gap_low[__pyx_v_j])) != 0);
         if (__pyx_t_2) {
 
-          /* "rulefactory.pxi":1393
+          /* "cdec/sa/rulefactory.pxi":1393
  *                 for j from 0 <= j < i:
  *                     if e_gap_low[i] < e_gap_low[j]:
  *                         for k from j <= k < i:             # <<<<<<<<<<<<<<
@@ -59175,7 +59699,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
           __pyx_t_5 = __pyx_v_i;
           for (__pyx_v_k = __pyx_v_j; __pyx_v_k < __pyx_t_5; __pyx_v_k++) {
 
-            /* "rulefactory.pxi":1394
+            /* "cdec/sa/rulefactory.pxi":1394
  *                     if e_gap_low[i] < e_gap_low[j]:
  *                         for k from j <= k < i:
  *                             e_gap_order[k+1] = e_gap_order[k]             # <<<<<<<<<<<<<<
@@ -59185,7 +59709,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
             (__pyx_v_e_gap_order[(__pyx_v_k + 1)]) = (__pyx_v_e_gap_order[__pyx_v_k]);
           }
 
-          /* "rulefactory.pxi":1395
+          /* "cdec/sa/rulefactory.pxi":1395
  *                         for k from j <= k < i:
  *                             e_gap_order[k+1] = e_gap_order[k]
  *                         e_gap_order[j] = i             # <<<<<<<<<<<<<<
@@ -59194,7 +59718,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
           (__pyx_v_e_gap_order[__pyx_v_j]) = __pyx_v_i;
 
-          /* "rulefactory.pxi":1396
+          /* "cdec/sa/rulefactory.pxi":1396
  *                             e_gap_order[k+1] = e_gap_order[k]
  *                         e_gap_order[j] = i
  *                         break             # <<<<<<<<<<<<<<
@@ -59206,7 +59730,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       }
       /*else*/ {
 
-        /* "rulefactory.pxi":1398
+        /* "cdec/sa/rulefactory.pxi":1398
  *                         break
  *                 else:
  *                     e_gap_order[i] = i             # <<<<<<<<<<<<<<
@@ -59221,7 +59745,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   }
   __pyx_L3:;
 
-  /* "rulefactory.pxi":1400
+  /* "cdec/sa/rulefactory.pxi":1400
  *                     e_gap_order[i] = i
  * 
  *         e_x_low = e_low             # <<<<<<<<<<<<<<
@@ -59230,7 +59754,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_e_x_low = __pyx_v_e_low;
 
-  /* "rulefactory.pxi":1401
+  /* "cdec/sa/rulefactory.pxi":1401
  * 
  *         e_x_low = e_low
  *         e_x_high = e_high             # <<<<<<<<<<<<<<
@@ -59239,7 +59763,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_e_x_high = __pyx_v_e_high;
 
-  /* "rulefactory.pxi":1402
+  /* "cdec/sa/rulefactory.pxi":1402
  *         e_x_low = e_low
  *         e_x_high = e_high
  *         if not self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -59249,7 +59773,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   __pyx_t_2 = ((!(__pyx_v_self->tight_phrases != 0)) != 0);
   if (__pyx_t_2) {
 
-    /* "rulefactory.pxi":1403
+    /* "cdec/sa/rulefactory.pxi":1403
  *         e_x_high = e_high
  *         if not self.tight_phrases:
  *             while e_x_low > 0 and e_high - e_x_low < self.train_max_initial_size and e_links_low[e_x_low-1] == -1:             # <<<<<<<<<<<<<<
@@ -59278,7 +59802,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_L14_bool_binop_done:;
       if (!__pyx_t_2) break;
 
-      /* "rulefactory.pxi":1404
+      /* "cdec/sa/rulefactory.pxi":1404
  *         if not self.tight_phrases:
  *             while e_x_low > 0 and e_high - e_x_low < self.train_max_initial_size and e_links_low[e_x_low-1] == -1:
  *                 e_x_low = e_x_low - 1             # <<<<<<<<<<<<<<
@@ -59288,7 +59812,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_v_e_x_low = (__pyx_v_e_x_low - 1);
     }
 
-    /* "rulefactory.pxi":1405
+    /* "cdec/sa/rulefactory.pxi":1405
  *             while e_x_low > 0 and e_high - e_x_low < self.train_max_initial_size and e_links_low[e_x_low-1] == -1:
  *                 e_x_low = e_x_low - 1
  *             while e_x_high < e_sent_len and e_x_high - e_low < self.train_max_initial_size and e_links_low[e_x_high] == -1:             # <<<<<<<<<<<<<<
@@ -59317,7 +59841,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_L19_bool_binop_done:;
       if (!__pyx_t_2) break;
 
-      /* "rulefactory.pxi":1406
+      /* "cdec/sa/rulefactory.pxi":1406
  *                 e_x_low = e_x_low - 1
  *             while e_x_high < e_sent_len and e_x_high - e_low < self.train_max_initial_size and e_links_low[e_x_high] == -1:
  *                 e_x_high = e_x_high + 1             # <<<<<<<<<<<<<<
@@ -59330,7 +59854,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   }
   __pyx_L11:;
 
-  /* "rulefactory.pxi":1408
+  /* "cdec/sa/rulefactory.pxi":1408
  *                 e_x_high = e_x_high + 1
  * 
  *         for i from e_x_low <= i <= e_low:             # <<<<<<<<<<<<<<
@@ -59340,7 +59864,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   __pyx_t_3 = __pyx_v_e_low;
   for (__pyx_v_i = __pyx_v_e_x_low; __pyx_v_i <= __pyx_t_3; __pyx_v_i++) {
 
-    /* "rulefactory.pxi":1409
+    /* "cdec/sa/rulefactory.pxi":1409
  * 
  *         for i from e_x_low <= i <= e_low:
  *             e_gaps1 = self.int_arr_extend(e_gaps1, &len1, &i, 1)             # <<<<<<<<<<<<<<
@@ -59350,7 +59874,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     __pyx_v_e_gaps1 = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->int_arr_extend(__pyx_v_self, __pyx_v_e_gaps1, (&__pyx_v_len1), (&__pyx_v_i), 1);
   }
 
-  /* "rulefactory.pxi":1411
+  /* "cdec/sa/rulefactory.pxi":1411
  *             e_gaps1 = self.int_arr_extend(e_gaps1, &len1, &i, 1)
  * 
  *         for i from 0 <= i < num_gaps:             # <<<<<<<<<<<<<<
@@ -59360,7 +59884,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   __pyx_t_3 = __pyx_v_num_gaps;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-    /* "rulefactory.pxi":1412
+    /* "cdec/sa/rulefactory.pxi":1412
  * 
  *         for i from 0 <= i < num_gaps:
  *             e_gaps2 = <int*> malloc(0)             # <<<<<<<<<<<<<<
@@ -59369,7 +59893,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_e_gaps2 = ((int *)malloc(0));
 
-    /* "rulefactory.pxi":1413
+    /* "cdec/sa/rulefactory.pxi":1413
  *         for i from 0 <= i < num_gaps:
  *             e_gaps2 = <int*> malloc(0)
  *             len2 = 0             # <<<<<<<<<<<<<<
@@ -59378,7 +59902,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_len2 = 0;
 
-    /* "rulefactory.pxi":1415
+    /* "cdec/sa/rulefactory.pxi":1415
  *             len2 = 0
  * 
  *             j = e_gap_order[i]             # <<<<<<<<<<<<<<
@@ -59387,7 +59911,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_j = (__pyx_v_e_gap_order[__pyx_v_i]);
 
-    /* "rulefactory.pxi":1416
+    /* "cdec/sa/rulefactory.pxi":1416
  * 
  *             j = e_gap_order[i]
  *             e_x_gap_low = e_gap_low[j]             # <<<<<<<<<<<<<<
@@ -59396,7 +59920,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_e_x_gap_low = (__pyx_v_e_gap_low[__pyx_v_j]);
 
-    /* "rulefactory.pxi":1417
+    /* "cdec/sa/rulefactory.pxi":1417
  *             j = e_gap_order[i]
  *             e_x_gap_low = e_gap_low[j]
  *             e_x_gap_high = e_gap_high[j]             # <<<<<<<<<<<<<<
@@ -59405,7 +59929,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_e_x_gap_high = (__pyx_v_e_gap_high[__pyx_v_j]);
 
-    /* "rulefactory.pxi":1418
+    /* "cdec/sa/rulefactory.pxi":1418
  *             e_x_gap_low = e_gap_low[j]
  *             e_x_gap_high = e_gap_high[j]
  *             if not self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -59415,7 +59939,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     __pyx_t_2 = ((!(__pyx_v_self->tight_phrases != 0)) != 0);
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":1419
+      /* "cdec/sa/rulefactory.pxi":1419
  *             e_x_gap_high = e_gap_high[j]
  *             if not self.tight_phrases:
  *                 while e_x_gap_low > e_x_low and e_links_low[e_x_gap_low-1] == -1:             # <<<<<<<<<<<<<<
@@ -59436,7 +59960,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
         __pyx_L29_bool_binop_done:;
         if (!__pyx_t_2) break;
 
-        /* "rulefactory.pxi":1420
+        /* "cdec/sa/rulefactory.pxi":1420
  *             if not self.tight_phrases:
  *                 while e_x_gap_low > e_x_low and e_links_low[e_x_gap_low-1] == -1:
  *                     e_x_gap_low = e_x_gap_low - 1             # <<<<<<<<<<<<<<
@@ -59446,7 +59970,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
         __pyx_v_e_x_gap_low = (__pyx_v_e_x_gap_low - 1);
       }
 
-      /* "rulefactory.pxi":1421
+      /* "cdec/sa/rulefactory.pxi":1421
  *                 while e_x_gap_low > e_x_low and e_links_low[e_x_gap_low-1] == -1:
  *                     e_x_gap_low = e_x_gap_low - 1
  *                 while e_x_gap_high < e_x_high and e_links_low[e_x_gap_high] == -1:             # <<<<<<<<<<<<<<
@@ -59467,7 +59991,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
         __pyx_L33_bool_binop_done:;
         if (!__pyx_t_2) break;
 
-        /* "rulefactory.pxi":1422
+        /* "cdec/sa/rulefactory.pxi":1422
  *                     e_x_gap_low = e_x_gap_low - 1
  *                 while e_x_gap_high < e_x_high and e_links_low[e_x_gap_high] == -1:
  *                     e_x_gap_high = e_x_gap_high + 1             # <<<<<<<<<<<<<<
@@ -59480,7 +60004,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     }
     __pyx_L26:;
 
-    /* "rulefactory.pxi":1424
+    /* "cdec/sa/rulefactory.pxi":1424
  *                     e_x_gap_high = e_x_gap_high + 1
  * 
  *             k = 0             # <<<<<<<<<<<<<<
@@ -59489,7 +60013,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_k = 0;
 
-    /* "rulefactory.pxi":1425
+    /* "cdec/sa/rulefactory.pxi":1425
  * 
  *             k = 0
  *             step = 1+(i*2)             # <<<<<<<<<<<<<<
@@ -59498,7 +60022,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_step = (1 + (__pyx_v_i * 2));
 
-    /* "rulefactory.pxi":1426
+    /* "cdec/sa/rulefactory.pxi":1426
  *             k = 0
  *             step = 1+(i*2)
  *             while k < len1:             # <<<<<<<<<<<<<<
@@ -59509,7 +60033,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_t_2 = ((__pyx_v_k < __pyx_v_len1) != 0);
       if (!__pyx_t_2) break;
 
-      /* "rulefactory.pxi":1427
+      /* "cdec/sa/rulefactory.pxi":1427
  *             step = 1+(i*2)
  *             while k < len1:
  *                 for m from e_x_gap_low <= m <= e_gap_low[j]:             # <<<<<<<<<<<<<<
@@ -59519,7 +60043,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_t_4 = (__pyx_v_e_gap_low[__pyx_v_j]);
       for (__pyx_v_m = __pyx_v_e_x_gap_low; __pyx_v_m <= __pyx_t_4; __pyx_v_m++) {
 
-        /* "rulefactory.pxi":1428
+        /* "cdec/sa/rulefactory.pxi":1428
  *             while k < len1:
  *                 for m from e_x_gap_low <= m <= e_gap_low[j]:
  *                     if m >= e_gaps1[k+step-1]:             # <<<<<<<<<<<<<<
@@ -59529,7 +60053,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
         __pyx_t_2 = ((__pyx_v_m >= (__pyx_v_e_gaps1[((__pyx_v_k + __pyx_v_step) - 1)])) != 0);
         if (__pyx_t_2) {
 
-          /* "rulefactory.pxi":1429
+          /* "cdec/sa/rulefactory.pxi":1429
  *                 for m from e_x_gap_low <= m <= e_gap_low[j]:
  *                     if m >= e_gaps1[k+step-1]:
  *                         for n from e_gap_high[j] <= n <= e_x_gap_high:             # <<<<<<<<<<<<<<
@@ -59539,7 +60063,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
           __pyx_t_5 = __pyx_v_e_x_gap_high;
           for (__pyx_v_n = (__pyx_v_e_gap_high[__pyx_v_j]); __pyx_v_n <= __pyx_t_5; __pyx_v_n++) {
 
-            /* "rulefactory.pxi":1430
+            /* "cdec/sa/rulefactory.pxi":1430
  *                     if m >= e_gaps1[k+step-1]:
  *                         for n from e_gap_high[j] <= n <= e_x_gap_high:
  *                             if n-m >= 1:    # extractor.py doesn't restrict target-side gap length             # <<<<<<<<<<<<<<
@@ -59549,7 +60073,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
             __pyx_t_2 = (((__pyx_v_n - __pyx_v_m) >= 1) != 0);
             if (__pyx_t_2) {
 
-              /* "rulefactory.pxi":1431
+              /* "cdec/sa/rulefactory.pxi":1431
  *                         for n from e_gap_high[j] <= n <= e_x_gap_high:
  *                             if n-m >= 1:    # extractor.py doesn't restrict target-side gap length
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, e_gaps1+k, step)             # <<<<<<<<<<<<<<
@@ -59558,7 +60082,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
               __pyx_v_e_gaps2 = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->int_arr_extend(__pyx_v_self, __pyx_v_e_gaps2, (&__pyx_v_len2), (__pyx_v_e_gaps1 + __pyx_v_k), __pyx_v_step);
 
-              /* "rulefactory.pxi":1432
+              /* "cdec/sa/rulefactory.pxi":1432
  *                             if n-m >= 1:    # extractor.py doesn't restrict target-side gap length
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, e_gaps1+k, step)
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &m, 1)             # <<<<<<<<<<<<<<
@@ -59567,7 +60091,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
               __pyx_v_e_gaps2 = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->int_arr_extend(__pyx_v_self, __pyx_v_e_gaps2, (&__pyx_v_len2), (&__pyx_v_m), 1);
 
-              /* "rulefactory.pxi":1433
+              /* "cdec/sa/rulefactory.pxi":1433
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, e_gaps1+k, step)
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &m, 1)
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &n, 1)             # <<<<<<<<<<<<<<
@@ -59584,7 +60108,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
         __pyx_L39:;
       }
 
-      /* "rulefactory.pxi":1434
+      /* "cdec/sa/rulefactory.pxi":1434
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &m, 1)
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &n, 1)
  *                 k = k + step             # <<<<<<<<<<<<<<
@@ -59594,7 +60118,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_v_k = (__pyx_v_k + __pyx_v_step);
     }
 
-    /* "rulefactory.pxi":1435
+    /* "cdec/sa/rulefactory.pxi":1435
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &n, 1)
  *                 k = k + step
  *             free(e_gaps1)             # <<<<<<<<<<<<<<
@@ -59603,7 +60127,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     free(__pyx_v_e_gaps1);
 
-    /* "rulefactory.pxi":1436
+    /* "cdec/sa/rulefactory.pxi":1436
  *                 k = k + step
  *             free(e_gaps1)
  *             e_gaps1 = e_gaps2             # <<<<<<<<<<<<<<
@@ -59612,7 +60136,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_e_gaps1 = __pyx_v_e_gaps2;
 
-    /* "rulefactory.pxi":1437
+    /* "cdec/sa/rulefactory.pxi":1437
  *             free(e_gaps1)
  *             e_gaps1 = e_gaps2
  *             len1 = len2             # <<<<<<<<<<<<<<
@@ -59622,7 +60146,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     __pyx_v_len1 = __pyx_v_len2;
   }
 
-  /* "rulefactory.pxi":1439
+  /* "cdec/sa/rulefactory.pxi":1439
  *             len1 = len2
  * 
  *         step = 1+(num_gaps*2)             # <<<<<<<<<<<<<<
@@ -59631,7 +60155,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_step = (1 + (__pyx_v_num_gaps * 2));
 
-  /* "rulefactory.pxi":1440
+  /* "cdec/sa/rulefactory.pxi":1440
  * 
  *         step = 1+(num_gaps*2)
  *         e_gaps2 = <int*> malloc(0)             # <<<<<<<<<<<<<<
@@ -59640,7 +60164,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_e_gaps2 = ((int *)malloc(0));
 
-  /* "rulefactory.pxi":1441
+  /* "cdec/sa/rulefactory.pxi":1441
  *         step = 1+(num_gaps*2)
  *         e_gaps2 = <int*> malloc(0)
  *         len2 = 0             # <<<<<<<<<<<<<<
@@ -59649,7 +60173,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_len2 = 0;
 
-  /* "rulefactory.pxi":1442
+  /* "cdec/sa/rulefactory.pxi":1442
  *         e_gaps2 = <int*> malloc(0)
  *         len2 = 0
  *         for i from e_high <= i <= e_x_high:             # <<<<<<<<<<<<<<
@@ -59659,7 +60183,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   __pyx_t_3 = __pyx_v_e_x_high;
   for (__pyx_v_i = __pyx_v_e_high; __pyx_v_i <= __pyx_t_3; __pyx_v_i++) {
 
-    /* "rulefactory.pxi":1443
+    /* "cdec/sa/rulefactory.pxi":1443
  *         len2 = 0
  *         for i from e_high <= i <= e_x_high:
  *             j = 0             # <<<<<<<<<<<<<<
@@ -59668,7 +60192,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_j = 0;
 
-    /* "rulefactory.pxi":1444
+    /* "cdec/sa/rulefactory.pxi":1444
  *         for i from e_high <= i <= e_x_high:
  *             j = 0
  *             while j < len1:             # <<<<<<<<<<<<<<
@@ -59679,7 +60203,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_t_2 = ((__pyx_v_j < __pyx_v_len1) != 0);
       if (!__pyx_t_2) break;
 
-      /* "rulefactory.pxi":1445
+      /* "cdec/sa/rulefactory.pxi":1445
  *             j = 0
  *             while j < len1:
  *                 if i - e_gaps1[j] <= self.train_max_initial_size and i >= e_gaps1[j+step-1]:             # <<<<<<<<<<<<<<
@@ -59699,7 +60223,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_L48_bool_binop_done:;
       if (__pyx_t_2) {
 
-        /* "rulefactory.pxi":1446
+        /* "cdec/sa/rulefactory.pxi":1446
  *             while j < len1:
  *                 if i - e_gaps1[j] <= self.train_max_initial_size and i >= e_gaps1[j+step-1]:
  *                     e_gaps2 = self.int_arr_extend(e_gaps2, &len2, e_gaps1+j, step)             # <<<<<<<<<<<<<<
@@ -59708,7 +60232,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
         __pyx_v_e_gaps2 = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->int_arr_extend(__pyx_v_self, __pyx_v_e_gaps2, (&__pyx_v_len2), (__pyx_v_e_gaps1 + __pyx_v_j), __pyx_v_step);
 
-        /* "rulefactory.pxi":1447
+        /* "cdec/sa/rulefactory.pxi":1447
  *                 if i - e_gaps1[j] <= self.train_max_initial_size and i >= e_gaps1[j+step-1]:
  *                     e_gaps2 = self.int_arr_extend(e_gaps2, &len2, e_gaps1+j, step)
  *                     e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &i, 1)             # <<<<<<<<<<<<<<
@@ -59720,7 +60244,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       }
       __pyx_L47:;
 
-      /* "rulefactory.pxi":1448
+      /* "cdec/sa/rulefactory.pxi":1448
  *                     e_gaps2 = self.int_arr_extend(e_gaps2, &len2, e_gaps1+j, step)
  *                     e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &i, 1)
  *                 j = j + step             # <<<<<<<<<<<<<<
@@ -59731,7 +60255,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     }
   }
 
-  /* "rulefactory.pxi":1449
+  /* "cdec/sa/rulefactory.pxi":1449
  *                     e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &i, 1)
  *                 j = j + step
  *         free(e_gaps1)             # <<<<<<<<<<<<<<
@@ -59740,7 +60264,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   free(__pyx_v_e_gaps1);
 
-  /* "rulefactory.pxi":1450
+  /* "cdec/sa/rulefactory.pxi":1450
  *                 j = j + step
  *         free(e_gaps1)
  *         e_gaps1 = e_gaps2             # <<<<<<<<<<<<<<
@@ -59749,7 +60273,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_e_gaps1 = __pyx_v_e_gaps2;
 
-  /* "rulefactory.pxi":1451
+  /* "cdec/sa/rulefactory.pxi":1451
  *         free(e_gaps1)
  *         e_gaps1 = e_gaps2
  *         len1 = len2             # <<<<<<<<<<<<<<
@@ -59758,7 +60282,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_len1 = __pyx_v_len2;
 
-  /* "rulefactory.pxi":1453
+  /* "cdec/sa/rulefactory.pxi":1453
  *         len1 = len2
  * 
  *         step = (num_gaps+1)*2             # <<<<<<<<<<<<<<
@@ -59767,7 +60291,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_step = ((__pyx_v_num_gaps + 1) * 2);
 
-  /* "rulefactory.pxi":1454
+  /* "cdec/sa/rulefactory.pxi":1454
  * 
  *         step = (num_gaps+1)*2
  *         i = 0             # <<<<<<<<<<<<<<
@@ -59776,7 +60300,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   __pyx_v_i = 0;
 
-  /* "rulefactory.pxi":1457
+  /* "cdec/sa/rulefactory.pxi":1457
  * 
  *         cdef IntList indexes
  *         while i < len1:             # <<<<<<<<<<<<<<
@@ -59787,7 +60311,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     __pyx_t_2 = ((__pyx_v_i < __pyx_v_len1) != 0);
     if (!__pyx_t_2) break;
 
-    /* "rulefactory.pxi":1458
+    /* "cdec/sa/rulefactory.pxi":1458
  *         cdef IntList indexes
  *         while i < len1:
  *             ephr_arr._clear()             # <<<<<<<<<<<<<<
@@ -59796,7 +60320,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_ephr_arr->__pyx_vtab)->_clear(__pyx_v_ephr_arr);
 
-    /* "rulefactory.pxi":1459
+    /* "cdec/sa/rulefactory.pxi":1459
  *         while i < len1:
  *             ephr_arr._clear()
  *             num_chunks = 0             # <<<<<<<<<<<<<<
@@ -59805,7 +60329,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_num_chunks = 0;
 
-    /* "rulefactory.pxi":1460
+    /* "cdec/sa/rulefactory.pxi":1460
  *             ephr_arr._clear()
  *             num_chunks = 0
  *             indexes = IntList()             # <<<<<<<<<<<<<<
@@ -59817,7 +60341,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     __Pyx_XDECREF_SET(__pyx_v_indexes, ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1));
     __pyx_t_1 = 0;
 
-    /* "rulefactory.pxi":1461
+    /* "cdec/sa/rulefactory.pxi":1461
  *             num_chunks = 0
  *             indexes = IntList()
  *             for j from 0 <= j < num_gaps+1:             # <<<<<<<<<<<<<<
@@ -59827,7 +60351,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     __pyx_t_7 = (__pyx_v_num_gaps + 1);
     for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_7; __pyx_v_j++) {
 
-      /* "rulefactory.pxi":1462
+      /* "cdec/sa/rulefactory.pxi":1462
  *             indexes = IntList()
  *             for j from 0 <= j < num_gaps+1:
  *                 if e_gaps1[i+2*j] < e_gaps1[i+(2*j)+1]:             # <<<<<<<<<<<<<<
@@ -59837,7 +60361,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_t_2 = (((__pyx_v_e_gaps1[(__pyx_v_i + (2 * __pyx_v_j))]) < (__pyx_v_e_gaps1[((__pyx_v_i + (2 * __pyx_v_j)) + 1)])) != 0);
       if (__pyx_t_2) {
 
-        /* "rulefactory.pxi":1463
+        /* "cdec/sa/rulefactory.pxi":1463
  *             for j from 0 <= j < num_gaps+1:
  *                 if e_gaps1[i+2*j] < e_gaps1[i+(2*j)+1]:
  *                     num_chunks = num_chunks + 1             # <<<<<<<<<<<<<<
@@ -59849,7 +60373,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       }
       __pyx_L54:;
 
-      /* "rulefactory.pxi":1464
+      /* "cdec/sa/rulefactory.pxi":1464
  *                 if e_gaps1[i+2*j] < e_gaps1[i+(2*j)+1]:
  *                     num_chunks = num_chunks + 1
  *                 for k from e_gaps1[i+2*j] <= k < e_gaps1[i+(2*j)+1]:             # <<<<<<<<<<<<<<
@@ -59859,7 +60383,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_t_3 = (__pyx_v_e_gaps1[((__pyx_v_i + (2 * __pyx_v_j)) + 1)]);
       for (__pyx_v_k = (__pyx_v_e_gaps1[(__pyx_v_i + (2 * __pyx_v_j))]); __pyx_v_k < __pyx_t_3; __pyx_v_k++) {
 
-        /* "rulefactory.pxi":1465
+        /* "cdec/sa/rulefactory.pxi":1465
  *                     num_chunks = num_chunks + 1
  *                 for k from e_gaps1[i+2*j] <= k < e_gaps1[i+(2*j)+1]:
  *                     indexes.append(k)             # <<<<<<<<<<<<<<
@@ -59871,7 +60395,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
         __pyx_t_8 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_indexes), __pyx_t_1); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1465; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-        /* "rulefactory.pxi":1466
+        /* "cdec/sa/rulefactory.pxi":1466
  *                 for k from e_gaps1[i+2*j] <= k < e_gaps1[i+(2*j)+1]:
  *                     indexes.append(k)
  *                     ephr_arr._append(self.eid2symid[self.eda.data.arr[e_sent_start+k]])             # <<<<<<<<<<<<<<
@@ -59886,7 +60410,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
         ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_ephr_arr->__pyx_vtab)->_append(__pyx_v_ephr_arr, __pyx_t_4);
       }
 
-      /* "rulefactory.pxi":1467
+      /* "cdec/sa/rulefactory.pxi":1467
  *                     indexes.append(k)
  *                     ephr_arr._append(self.eid2symid[self.eda.data.arr[e_sent_start+k]])
  *                 if j < num_gaps:             # <<<<<<<<<<<<<<
@@ -59896,7 +60420,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_t_2 = ((__pyx_v_j < __pyx_v_num_gaps) != 0);
       if (__pyx_t_2) {
 
-        /* "rulefactory.pxi":1468
+        /* "cdec/sa/rulefactory.pxi":1468
  *                     ephr_arr._append(self.eid2symid[self.eda.data.arr[e_sent_start+k]])
  *                 if j < num_gaps:
  *                     indexes.append(sym_setindex(self.category, e_gap_order[j]+1))             # <<<<<<<<<<<<<<
@@ -59908,7 +60432,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
         __pyx_t_8 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_indexes), __pyx_t_1); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1468; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-        /* "rulefactory.pxi":1469
+        /* "cdec/sa/rulefactory.pxi":1469
  *                 if j < num_gaps:
  *                     indexes.append(sym_setindex(self.category, e_gap_order[j]+1))
  *                     ephr_arr._append(sym_setindex(self.category, e_gap_order[j]+1))             # <<<<<<<<<<<<<<
@@ -59921,7 +60445,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
       __pyx_L57:;
     }
 
-    /* "rulefactory.pxi":1470
+    /* "cdec/sa/rulefactory.pxi":1470
  *                     indexes.append(sym_setindex(self.category, e_gap_order[j]+1))
  *                     ephr_arr._append(sym_setindex(self.category, e_gap_order[j]+1))
  *             i = i + step             # <<<<<<<<<<<<<<
@@ -59930,7 +60454,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
     __pyx_v_i = (__pyx_v_i + __pyx_v_step);
 
-    /* "rulefactory.pxi":1471
+    /* "cdec/sa/rulefactory.pxi":1471
  *                     ephr_arr._append(sym_setindex(self.category, e_gap_order[j]+1))
  *             i = i + step
  *             if ephr_arr.len <= self.max_target_length and num_chunks <= self.max_target_chunks:             # <<<<<<<<<<<<<<
@@ -59950,7 +60474,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     __pyx_L59_bool_binop_done:;
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":1472
+      /* "cdec/sa/rulefactory.pxi":1472
  *             i = i + step
  *             if ephr_arr.len <= self.max_target_length and num_chunks <= self.max_target_chunks:
  *                 result.append((Phrase(ephr_arr),indexes))             # <<<<<<<<<<<<<<
@@ -59980,7 +60504,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
     __pyx_L58:;
   }
 
-  /* "rulefactory.pxi":1474
+  /* "cdec/sa/rulefactory.pxi":1474
  *                 result.append((Phrase(ephr_arr),indexes))
  * 
  *         free(e_gaps1)             # <<<<<<<<<<<<<<
@@ -59989,7 +60513,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   free(__pyx_v_e_gaps1);
 
-  /* "rulefactory.pxi":1475
+  /* "cdec/sa/rulefactory.pxi":1475
  * 
  *         free(e_gaps1)
  *         free(e_gap_order)             # <<<<<<<<<<<<<<
@@ -59998,7 +60522,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
  */
   free(__pyx_v_e_gap_order);
 
-  /* "rulefactory.pxi":1476
+  /* "cdec/sa/rulefactory.pxi":1476
  *         free(e_gaps1)
  *         free(e_gap_order)
  *         return result             # <<<<<<<<<<<<<<
@@ -60010,7 +60534,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":1370
+  /* "cdec/sa/rulefactory.pxi":1370
  * 
  * 
  *     cdef extract_phrases(self, int e_low, int e_high, int* e_gap_low, int* e_gap_high, int* e_links_low, int num_gaps,             # <<<<<<<<<<<<<<
@@ -60033,7 +60557,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract_phrase
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":1478
+/* "cdec/sa/rulefactory.pxi":1478
  *         return result
  * 
  *     cdef IntList create_alignments(self, int* sent_links, int num_links,             # <<<<<<<<<<<<<<
@@ -60064,7 +60588,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("create_alignments", 0);
 
-  /* "rulefactory.pxi":1481
+  /* "cdec/sa/rulefactory.pxi":1481
  *             IntList findexes, IntList eindexes):
  *         cdef unsigned i
  *         cdef IntList ret = IntList()             # <<<<<<<<<<<<<<
@@ -60076,7 +60600,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
   __pyx_v_ret = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1482
+  /* "cdec/sa/rulefactory.pxi":1482
  *         cdef unsigned i
  *         cdef IntList ret = IntList()
  *         for i in range(findexes.len):             # <<<<<<<<<<<<<<
@@ -60087,7 +60611,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
   for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
     __pyx_v_i = __pyx_t_3;
 
-    /* "rulefactory.pxi":1483
+    /* "cdec/sa/rulefactory.pxi":1483
  *         cdef IntList ret = IntList()
  *         for i in range(findexes.len):
  *             s = findexes.arr[i]             # <<<<<<<<<<<<<<
@@ -60096,7 +60620,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
  */
     __pyx_v_s = (__pyx_v_findexes->arr[__pyx_v_i]);
 
-    /* "rulefactory.pxi":1484
+    /* "cdec/sa/rulefactory.pxi":1484
  *         for i in range(findexes.len):
  *             s = findexes.arr[i]
  *             if s < 0: continue             # <<<<<<<<<<<<<<
@@ -60108,7 +60632,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
       goto __pyx_L3_continue;
     }
 
-    /* "rulefactory.pxi":1485
+    /* "cdec/sa/rulefactory.pxi":1485
  *             s = findexes.arr[i]
  *             if s < 0: continue
  *             idx = 0             # <<<<<<<<<<<<<<
@@ -60118,7 +60642,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
     __Pyx_INCREF(__pyx_int_0);
     __Pyx_XDECREF_SET(__pyx_v_idx, __pyx_int_0);
 
-    /* "rulefactory.pxi":1486
+    /* "cdec/sa/rulefactory.pxi":1486
  *             if s < 0: continue
  *             idx = 0
  *             while idx < num_links * 2:             # <<<<<<<<<<<<<<
@@ -60134,7 +60658,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
       __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
       if (!__pyx_t_4) break;
 
-      /* "rulefactory.pxi":1487
+      /* "cdec/sa/rulefactory.pxi":1487
  *             idx = 0
  *             while idx < num_links * 2:
  *                 if sent_links[idx] == s:             # <<<<<<<<<<<<<<
@@ -60145,7 +60669,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
       __pyx_t_4 = (((__pyx_v_sent_links[__pyx_t_6]) == __pyx_v_s) != 0);
       if (__pyx_t_4) {
 
-        /* "rulefactory.pxi":1488
+        /* "cdec/sa/rulefactory.pxi":1488
  *             while idx < num_links * 2:
  *                 if sent_links[idx] == s:
  *                     j = eindexes.index(sent_links[idx+1])             # <<<<<<<<<<<<<<
@@ -60189,7 +60713,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
         __Pyx_XDECREF_SET(__pyx_v_j, __pyx_t_5);
         __pyx_t_5 = 0;
 
-        /* "rulefactory.pxi":1489
+        /* "cdec/sa/rulefactory.pxi":1489
  *                 if sent_links[idx] == s:
  *                     j = eindexes.index(sent_links[idx+1])
  *                     ret.append(i * ALIGNMENT_CODE + j)             # <<<<<<<<<<<<<<
@@ -60207,7 +60731,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
       }
       __pyx_L8:;
 
-      /* "rulefactory.pxi":1490
+      /* "cdec/sa/rulefactory.pxi":1490
  *                     j = eindexes.index(sent_links[idx+1])
  *                     ret.append(i * ALIGNMENT_CODE + j)
  *                 idx += 2             # <<<<<<<<<<<<<<
@@ -60222,7 +60746,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
     __pyx_L3_continue:;
   }
 
-  /* "rulefactory.pxi":1491
+  /* "cdec/sa/rulefactory.pxi":1491
  *                     ret.append(i * ALIGNMENT_CODE + j)
  *                 idx += 2
  *         return ret             # <<<<<<<<<<<<<<
@@ -60234,7 +60758,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
   __pyx_r = __pyx_v_ret;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":1478
+  /* "cdec/sa/rulefactory.pxi":1478
  *         return result
  * 
  *     cdef IntList create_alignments(self, int* sent_links, int num_links,             # <<<<<<<<<<<<<<
@@ -60260,7 +60784,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_IntList *__pyx_f_4cdec_2sa_3_sa_23HieroCa
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":1493
+/* "cdec/sa/rulefactory.pxi":1493
  *         return ret
  * 
  *     cdef extract(self, Phrase phrase, Matching* matching, int* chunklen, int num_chunks):             # <<<<<<<<<<<<<<
@@ -60345,7 +60869,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("extract", 0);
 
-  /* "rulefactory.pxi":1514
+  /* "cdec/sa/rulefactory.pxi":1514
  *         cdef reason_for_failure
  * 
  *         fphr_arr = IntList()             # <<<<<<<<<<<<<<
@@ -60357,7 +60881,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __pyx_v_fphr_arr = ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1515
+  /* "cdec/sa/rulefactory.pxi":1515
  * 
  *         fphr_arr = IntList()
  *         phrase_len = phrase.n             # <<<<<<<<<<<<<<
@@ -60367,7 +60891,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __pyx_t_2 = __pyx_v_phrase->n;
   __pyx_v_phrase_len = __pyx_t_2;
 
-  /* "rulefactory.pxi":1516
+  /* "cdec/sa/rulefactory.pxi":1516
  *         fphr_arr = IntList()
  *         phrase_len = phrase.n
  *         extracts = []             # <<<<<<<<<<<<<<
@@ -60379,7 +60903,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __pyx_v_extracts = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1517
+  /* "cdec/sa/rulefactory.pxi":1517
  *         phrase_len = phrase.n
  *         extracts = []
  *         sent_links = self.alignment._get_sent_links(matching.sent_id, &num_links)             # <<<<<<<<<<<<<<
@@ -60388,7 +60912,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_sent_links = ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_Alignment *)__pyx_v_self->alignment->__pyx_vtab)->_get_sent_links(__pyx_v_self->alignment, __pyx_v_matching->sent_id, (&__pyx_v_num_links));
 
-  /* "rulefactory.pxi":1519
+  /* "cdec/sa/rulefactory.pxi":1519
  *         sent_links = self.alignment._get_sent_links(matching.sent_id, &num_links)
  * 
  *         e_sent_start = self.eda.sent_index.arr[matching.sent_id]             # <<<<<<<<<<<<<<
@@ -60397,7 +60921,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_e_sent_start = (__pyx_v_self->eda->sent_index->arr[__pyx_v_matching->sent_id]);
 
-  /* "rulefactory.pxi":1520
+  /* "cdec/sa/rulefactory.pxi":1520
  * 
  *         e_sent_start = self.eda.sent_index.arr[matching.sent_id]
  *         e_sent_end = self.eda.sent_index.arr[matching.sent_id+1]             # <<<<<<<<<<<<<<
@@ -60406,7 +60930,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_e_sent_end = (__pyx_v_self->eda->sent_index->arr[(__pyx_v_matching->sent_id + 1)]);
 
-  /* "rulefactory.pxi":1521
+  /* "cdec/sa/rulefactory.pxi":1521
  *         e_sent_start = self.eda.sent_index.arr[matching.sent_id]
  *         e_sent_end = self.eda.sent_index.arr[matching.sent_id+1]
  *         e_sent_len = e_sent_end - e_sent_start - 1             # <<<<<<<<<<<<<<
@@ -60415,7 +60939,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_e_sent_len = ((__pyx_v_e_sent_end - __pyx_v_e_sent_start) - 1);
 
-  /* "rulefactory.pxi":1522
+  /* "cdec/sa/rulefactory.pxi":1522
  *         e_sent_end = self.eda.sent_index.arr[matching.sent_id+1]
  *         e_sent_len = e_sent_end - e_sent_start - 1
  *         f_sent_start = self.fda.sent_index.arr[matching.sent_id]             # <<<<<<<<<<<<<<
@@ -60424,7 +60948,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_f_sent_start = (__pyx_v_self->fda->sent_index->arr[__pyx_v_matching->sent_id]);
 
-  /* "rulefactory.pxi":1523
+  /* "cdec/sa/rulefactory.pxi":1523
  *         e_sent_len = e_sent_end - e_sent_start - 1
  *         f_sent_start = self.fda.sent_index.arr[matching.sent_id]
  *         f_sent_end = self.fda.sent_index.arr[matching.sent_id+1]             # <<<<<<<<<<<<<<
@@ -60433,7 +60957,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_f_sent_end = (__pyx_v_self->fda->sent_index->arr[(__pyx_v_matching->sent_id + 1)]);
 
-  /* "rulefactory.pxi":1524
+  /* "cdec/sa/rulefactory.pxi":1524
  *         f_sent_start = self.fda.sent_index.arr[matching.sent_id]
  *         f_sent_end = self.fda.sent_index.arr[matching.sent_id+1]
  *         f_sent_len = f_sent_end - f_sent_start - 1             # <<<<<<<<<<<<<<
@@ -60442,7 +60966,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_f_sent_len = ((__pyx_v_f_sent_end - __pyx_v_f_sent_start) - 1);
 
-  /* "rulefactory.pxi":1526
+  /* "cdec/sa/rulefactory.pxi":1526
  *         f_sent_len = f_sent_end - f_sent_start - 1
  * 
  *         self.findexes1.reset()             # <<<<<<<<<<<<<<
@@ -60471,7 +60995,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1527
+  /* "cdec/sa/rulefactory.pxi":1527
  * 
  *         self.findexes1.reset()
  *         sofar = 0             # <<<<<<<<<<<<<<
@@ -60481,7 +61005,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __Pyx_INCREF(__pyx_int_0);
   __pyx_v_sofar = __pyx_int_0;
 
-  /* "rulefactory.pxi":1528
+  /* "cdec/sa/rulefactory.pxi":1528
  *         self.findexes1.reset()
  *         sofar = 0
  *         for i in range(num_chunks):             # <<<<<<<<<<<<<<
@@ -60492,7 +61016,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_2; __pyx_t_5+=1) {
     __pyx_v_i = __pyx_t_5;
 
-    /* "rulefactory.pxi":1529
+    /* "cdec/sa/rulefactory.pxi":1529
  *         sofar = 0
  *         for i in range(num_chunks):
  *             for j in range(chunklen[i]):             # <<<<<<<<<<<<<<
@@ -60503,7 +61027,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     for (__pyx_t_7 = 0; __pyx_t_7 < __pyx_t_6; __pyx_t_7+=1) {
       __pyx_v_j = __pyx_t_7;
 
-      /* "rulefactory.pxi":1530
+      /* "cdec/sa/rulefactory.pxi":1530
  *         for i in range(num_chunks):
  *             for j in range(chunklen[i]):
  *                 self.findexes1.append(matching.arr[matching.start+i]+j-f_sent_start);             # <<<<<<<<<<<<<<
@@ -60515,7 +61039,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_8 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes1), __pyx_t_1); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1530; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-      /* "rulefactory.pxi":1531
+      /* "cdec/sa/rulefactory.pxi":1531
  *             for j in range(chunklen[i]):
  *                 self.findexes1.append(matching.arr[matching.start+i]+j-f_sent_start);
  *                 sofar += 1             # <<<<<<<<<<<<<<
@@ -60528,7 +61052,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_1 = 0;
     }
 
-    /* "rulefactory.pxi":1532
+    /* "cdec/sa/rulefactory.pxi":1532
  *                 self.findexes1.append(matching.arr[matching.start+i]+j-f_sent_start);
  *                 sofar += 1
  *             if i+1 < num_chunks:             # <<<<<<<<<<<<<<
@@ -60538,7 +61062,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_t_9 = (((__pyx_v_i + 1) < __pyx_v_num_chunks) != 0);
     if (__pyx_t_9) {
 
-      /* "rulefactory.pxi":1533
+      /* "cdec/sa/rulefactory.pxi":1533
  *                 sofar += 1
  *             if i+1 < num_chunks:
  *                 self.findexes1.append(phrase[sofar])             # <<<<<<<<<<<<<<
@@ -60550,7 +61074,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_8 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes1), __pyx_t_1); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1533; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-      /* "rulefactory.pxi":1534
+      /* "cdec/sa/rulefactory.pxi":1534
  *             if i+1 < num_chunks:
  *                 self.findexes1.append(phrase[sofar])
  *                 sofar += 1             # <<<<<<<<<<<<<<
@@ -60566,7 +61090,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_L7:;
   }
 
-  /* "rulefactory.pxi":1537
+  /* "cdec/sa/rulefactory.pxi":1537
  * 
  * 
  *         e_links_low = <int*> malloc(e_sent_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60575,7 +61099,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_e_links_low = ((int *)malloc((__pyx_v_e_sent_len * (sizeof(int)))));
 
-  /* "rulefactory.pxi":1538
+  /* "cdec/sa/rulefactory.pxi":1538
  * 
  *         e_links_low = <int*> malloc(e_sent_len*sizeof(int))
  *         e_links_high = <int*> malloc(e_sent_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60584,7 +61108,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_e_links_high = ((int *)malloc((__pyx_v_e_sent_len * (sizeof(int)))));
 
-  /* "rulefactory.pxi":1539
+  /* "cdec/sa/rulefactory.pxi":1539
  *         e_links_low = <int*> malloc(e_sent_len*sizeof(int))
  *         e_links_high = <int*> malloc(e_sent_len*sizeof(int))
  *         f_links_low = <int*> malloc(f_sent_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60593,7 +61117,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_f_links_low = ((int *)malloc((__pyx_v_f_sent_len * (sizeof(int)))));
 
-  /* "rulefactory.pxi":1540
+  /* "cdec/sa/rulefactory.pxi":1540
  *         e_links_high = <int*> malloc(e_sent_len*sizeof(int))
  *         f_links_low = <int*> malloc(f_sent_len*sizeof(int))
  *         f_links_high = <int*> malloc(f_sent_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60602,7 +61126,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_f_links_high = ((int *)malloc((__pyx_v_f_sent_len * (sizeof(int)))));
 
-  /* "rulefactory.pxi":1541
+  /* "cdec/sa/rulefactory.pxi":1541
  *         f_links_low = <int*> malloc(f_sent_len*sizeof(int))
  *         f_links_high = <int*> malloc(f_sent_len*sizeof(int))
  *         f_gap_low = <int*> malloc((num_chunks+1)*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60611,7 +61135,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_f_gap_low = ((int *)malloc(((__pyx_v_num_chunks + 1) * (sizeof(int)))));
 
-  /* "rulefactory.pxi":1542
+  /* "cdec/sa/rulefactory.pxi":1542
  *         f_links_high = <int*> malloc(f_sent_len*sizeof(int))
  *         f_gap_low = <int*> malloc((num_chunks+1)*sizeof(int))
  *         f_gap_high = <int*> malloc((num_chunks+1)*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60620,7 +61144,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_f_gap_high = ((int *)malloc(((__pyx_v_num_chunks + 1) * (sizeof(int)))));
 
-  /* "rulefactory.pxi":1543
+  /* "cdec/sa/rulefactory.pxi":1543
  *         f_gap_low = <int*> malloc((num_chunks+1)*sizeof(int))
  *         f_gap_high = <int*> malloc((num_chunks+1)*sizeof(int))
  *         e_gap_low = <int*> malloc((num_chunks+1)*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60629,7 +61153,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_e_gap_low = ((int *)malloc(((__pyx_v_num_chunks + 1) * (sizeof(int)))));
 
-  /* "rulefactory.pxi":1544
+  /* "cdec/sa/rulefactory.pxi":1544
  *         f_gap_high = <int*> malloc((num_chunks+1)*sizeof(int))
  *         e_gap_low = <int*> malloc((num_chunks+1)*sizeof(int))
  *         e_gap_high = <int*> malloc((num_chunks+1)*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60638,7 +61162,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_e_gap_high = ((int *)malloc(((__pyx_v_num_chunks + 1) * (sizeof(int)))));
 
-  /* "rulefactory.pxi":1545
+  /* "cdec/sa/rulefactory.pxi":1545
  *         e_gap_low = <int*> malloc((num_chunks+1)*sizeof(int))
  *         e_gap_high = <int*> malloc((num_chunks+1)*sizeof(int))
  *         memset(f_gap_low, 0, (num_chunks+1)*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60647,7 +61171,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   memset(__pyx_v_f_gap_low, 0, ((__pyx_v_num_chunks + 1) * (sizeof(int))));
 
-  /* "rulefactory.pxi":1546
+  /* "cdec/sa/rulefactory.pxi":1546
  *         e_gap_high = <int*> malloc((num_chunks+1)*sizeof(int))
  *         memset(f_gap_low, 0, (num_chunks+1)*sizeof(int))
  *         memset(f_gap_high, 0, (num_chunks+1)*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60656,7 +61180,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   memset(__pyx_v_f_gap_high, 0, ((__pyx_v_num_chunks + 1) * (sizeof(int))));
 
-  /* "rulefactory.pxi":1547
+  /* "cdec/sa/rulefactory.pxi":1547
  *         memset(f_gap_low, 0, (num_chunks+1)*sizeof(int))
  *         memset(f_gap_high, 0, (num_chunks+1)*sizeof(int))
  *         memset(e_gap_low, 0, (num_chunks+1)*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60665,7 +61189,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   memset(__pyx_v_e_gap_low, 0, ((__pyx_v_num_chunks + 1) * (sizeof(int))));
 
-  /* "rulefactory.pxi":1548
+  /* "cdec/sa/rulefactory.pxi":1548
  *         memset(f_gap_high, 0, (num_chunks+1)*sizeof(int))
  *         memset(e_gap_low, 0, (num_chunks+1)*sizeof(int))
  *         memset(e_gap_high, 0, (num_chunks+1)*sizeof(int))             # <<<<<<<<<<<<<<
@@ -60674,7 +61198,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   memset(__pyx_v_e_gap_high, 0, ((__pyx_v_num_chunks + 1) * (sizeof(int))));
 
-  /* "rulefactory.pxi":1550
+  /* "cdec/sa/rulefactory.pxi":1550
  *         memset(e_gap_high, 0, (num_chunks+1)*sizeof(int))
  * 
  *         reason_for_failure = ""             # <<<<<<<<<<<<<<
@@ -60684,7 +61208,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __Pyx_INCREF(__pyx_kp_s__32);
   __pyx_v_reason_for_failure = __pyx_kp_s__32;
 
-  /* "rulefactory.pxi":1552
+  /* "cdec/sa/rulefactory.pxi":1552
  *         reason_for_failure = ""
  * 
  *         for i from 0 <= i < e_sent_len:             # <<<<<<<<<<<<<<
@@ -60694,7 +61218,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __pyx_t_2 = __pyx_v_e_sent_len;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-    /* "rulefactory.pxi":1553
+    /* "cdec/sa/rulefactory.pxi":1553
  * 
  *         for i from 0 <= i < e_sent_len:
  *             e_links_low[i] = -1             # <<<<<<<<<<<<<<
@@ -60703,7 +61227,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
     (__pyx_v_e_links_low[__pyx_v_i]) = -1;
 
-    /* "rulefactory.pxi":1554
+    /* "cdec/sa/rulefactory.pxi":1554
  *         for i from 0 <= i < e_sent_len:
  *             e_links_low[i] = -1
  *             e_links_high[i] = -1             # <<<<<<<<<<<<<<
@@ -60713,7 +61237,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     (__pyx_v_e_links_high[__pyx_v_i]) = -1;
   }
 
-  /* "rulefactory.pxi":1555
+  /* "cdec/sa/rulefactory.pxi":1555
  *             e_links_low[i] = -1
  *             e_links_high[i] = -1
  *         for i from 0 <= i < f_sent_len:             # <<<<<<<<<<<<<<
@@ -60723,7 +61247,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __pyx_t_2 = __pyx_v_f_sent_len;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-    /* "rulefactory.pxi":1556
+    /* "cdec/sa/rulefactory.pxi":1556
  *             e_links_high[i] = -1
  *         for i from 0 <= i < f_sent_len:
  *             f_links_low[i] = -1             # <<<<<<<<<<<<<<
@@ -60732,7 +61256,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
     (__pyx_v_f_links_low[__pyx_v_i]) = -1;
 
-    /* "rulefactory.pxi":1557
+    /* "cdec/sa/rulefactory.pxi":1557
  *         for i from 0 <= i < f_sent_len:
  *             f_links_low[i] = -1
  *             f_links_high[i] = -1             # <<<<<<<<<<<<<<
@@ -60742,7 +61266,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     (__pyx_v_f_links_high[__pyx_v_i]) = -1;
   }
 
-  /* "rulefactory.pxi":1563
+  /* "cdec/sa/rulefactory.pxi":1563
  *         # links that we care about (but then how to look up
  *         # when we want to check something on the e side?)
  *         i = 0             # <<<<<<<<<<<<<<
@@ -60751,7 +61275,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_i = 0;
 
-  /* "rulefactory.pxi":1564
+  /* "cdec/sa/rulefactory.pxi":1564
  *         # when we want to check something on the e side?)
  *         i = 0
  *         while i < num_links*2:             # <<<<<<<<<<<<<<
@@ -60762,7 +61286,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_t_9 = ((__pyx_v_i < (__pyx_v_num_links * 2)) != 0);
     if (!__pyx_t_9) break;
 
-    /* "rulefactory.pxi":1565
+    /* "cdec/sa/rulefactory.pxi":1565
  *         i = 0
  *         while i < num_links*2:
  *             f_i = sent_links[i]             # <<<<<<<<<<<<<<
@@ -60771,7 +61295,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
     __pyx_v_f_i = (__pyx_v_sent_links[__pyx_v_i]);
 
-    /* "rulefactory.pxi":1566
+    /* "cdec/sa/rulefactory.pxi":1566
  *         while i < num_links*2:
  *             f_i = sent_links[i]
  *             e_i = sent_links[i+1]             # <<<<<<<<<<<<<<
@@ -60780,7 +61304,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
     __pyx_v_e_i = (__pyx_v_sent_links[(__pyx_v_i + 1)]);
 
-    /* "rulefactory.pxi":1567
+    /* "cdec/sa/rulefactory.pxi":1567
  *             f_i = sent_links[i]
  *             e_i = sent_links[i+1]
  *             if f_links_low[f_i] == -1 or f_links_low[f_i] > e_i:             # <<<<<<<<<<<<<<
@@ -60800,7 +61324,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_L15_bool_binop_done:;
     if (__pyx_t_9) {
 
-      /* "rulefactory.pxi":1568
+      /* "cdec/sa/rulefactory.pxi":1568
  *             e_i = sent_links[i+1]
  *             if f_links_low[f_i] == -1 or f_links_low[f_i] > e_i:
  *                 f_links_low[f_i] = e_i             # <<<<<<<<<<<<<<
@@ -60812,7 +61336,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     }
     __pyx_L14:;
 
-    /* "rulefactory.pxi":1569
+    /* "cdec/sa/rulefactory.pxi":1569
  *             if f_links_low[f_i] == -1 or f_links_low[f_i] > e_i:
  *                 f_links_low[f_i] = e_i
  *             if f_links_high[f_i] == -1 or f_links_high[f_i] < e_i + 1:             # <<<<<<<<<<<<<<
@@ -60832,7 +61356,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_L18_bool_binop_done:;
     if (__pyx_t_9) {
 
-      /* "rulefactory.pxi":1570
+      /* "cdec/sa/rulefactory.pxi":1570
  *                 f_links_low[f_i] = e_i
  *             if f_links_high[f_i] == -1 or f_links_high[f_i] < e_i + 1:
  *                 f_links_high[f_i] = e_i + 1             # <<<<<<<<<<<<<<
@@ -60844,7 +61368,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     }
     __pyx_L17:;
 
-    /* "rulefactory.pxi":1571
+    /* "cdec/sa/rulefactory.pxi":1571
  *             if f_links_high[f_i] == -1 or f_links_high[f_i] < e_i + 1:
  *                 f_links_high[f_i] = e_i + 1
  *             if e_links_low[e_i] == -1 or e_links_low[e_i] > f_i:             # <<<<<<<<<<<<<<
@@ -60864,7 +61388,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_L21_bool_binop_done:;
     if (__pyx_t_9) {
 
-      /* "rulefactory.pxi":1572
+      /* "cdec/sa/rulefactory.pxi":1572
  *                 f_links_high[f_i] = e_i + 1
  *             if e_links_low[e_i] == -1 or e_links_low[e_i] > f_i:
  *                 e_links_low[e_i] = f_i             # <<<<<<<<<<<<<<
@@ -60876,7 +61400,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     }
     __pyx_L20:;
 
-    /* "rulefactory.pxi":1573
+    /* "cdec/sa/rulefactory.pxi":1573
  *             if e_links_low[e_i] == -1 or e_links_low[e_i] > f_i:
  *                 e_links_low[e_i] = f_i
  *             if e_links_high[e_i] == -1 or e_links_high[e_i] < f_i + 1:             # <<<<<<<<<<<<<<
@@ -60896,7 +61420,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_L24_bool_binop_done:;
     if (__pyx_t_9) {
 
-      /* "rulefactory.pxi":1574
+      /* "cdec/sa/rulefactory.pxi":1574
  *                 e_links_low[e_i] = f_i
  *             if e_links_high[e_i] == -1 or e_links_high[e_i] < f_i + 1:
  *                 e_links_high[e_i] = f_i + 1             # <<<<<<<<<<<<<<
@@ -60908,7 +61432,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     }
     __pyx_L23:;
 
-    /* "rulefactory.pxi":1575
+    /* "cdec/sa/rulefactory.pxi":1575
  *             if e_links_high[e_i] == -1 or e_links_high[e_i] < f_i + 1:
  *                 e_links_high[e_i] = f_i + 1
  *             i = i + 2             # <<<<<<<<<<<<<<
@@ -60918,7 +61442,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_v_i = (__pyx_v_i + 2);
   }
 
-  /* "rulefactory.pxi":1577
+  /* "cdec/sa/rulefactory.pxi":1577
  *             i = i + 2
  * 
  *         als = []             # <<<<<<<<<<<<<<
@@ -60930,7 +61454,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __pyx_v_als = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1578
+  /* "cdec/sa/rulefactory.pxi":1578
  * 
  *         als = []
  *         for x in range(matching.start,matching.end):             # <<<<<<<<<<<<<<
@@ -60941,7 +61465,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   for (__pyx_t_5 = __pyx_v_matching->start; __pyx_t_5 < __pyx_t_2; __pyx_t_5+=1) {
     __pyx_v_x = __pyx_t_5;
 
-    /* "rulefactory.pxi":1579
+    /* "cdec/sa/rulefactory.pxi":1579
  *         als = []
  *         for x in range(matching.start,matching.end):
  *             al = (matching.arr[x]-f_sent_start,f_links_low[matching.arr[x]-f_sent_start])             # <<<<<<<<<<<<<<
@@ -60963,7 +61487,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __Pyx_XDECREF_SET(__pyx_v_al, ((PyObject*)__pyx_t_4));
     __pyx_t_4 = 0;
 
-    /* "rulefactory.pxi":1580
+    /* "cdec/sa/rulefactory.pxi":1580
  *         for x in range(matching.start,matching.end):
  *             al = (matching.arr[x]-f_sent_start,f_links_low[matching.arr[x]-f_sent_start])
  *             als.append(al)             # <<<<<<<<<<<<<<
@@ -60973,7 +61497,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_t_8 = __Pyx_PyList_Append(__pyx_v_als, __pyx_v_al); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1580; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "rulefactory.pxi":1582
+  /* "cdec/sa/rulefactory.pxi":1582
  *             als.append(al)
  *         # check all source-side alignment constraints
  *         met_constraints = 1             # <<<<<<<<<<<<<<
@@ -60982,7 +61506,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_met_constraints = 1;
 
-  /* "rulefactory.pxi":1583
+  /* "cdec/sa/rulefactory.pxi":1583
  *         # check all source-side alignment constraints
  *         met_constraints = 1
  *         if self.require_aligned_terminal:             # <<<<<<<<<<<<<<
@@ -60992,7 +61516,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __pyx_t_9 = (__pyx_v_self->require_aligned_terminal != 0);
   if (__pyx_t_9) {
 
-    /* "rulefactory.pxi":1584
+    /* "cdec/sa/rulefactory.pxi":1584
  *         met_constraints = 1
  *         if self.require_aligned_terminal:
  *             num_aligned_chunks = 0             # <<<<<<<<<<<<<<
@@ -61001,7 +61525,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
     __pyx_v_num_aligned_chunks = 0;
 
-    /* "rulefactory.pxi":1585
+    /* "cdec/sa/rulefactory.pxi":1585
  *         if self.require_aligned_terminal:
  *             num_aligned_chunks = 0
  *             for i from 0 <= i < num_chunks:             # <<<<<<<<<<<<<<
@@ -61011,7 +61535,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_t_2 = __pyx_v_num_chunks;
     for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-      /* "rulefactory.pxi":1586
+      /* "cdec/sa/rulefactory.pxi":1586
  *             num_aligned_chunks = 0
  *             for i from 0 <= i < num_chunks:
  *                 for j from 0 <= j < chunklen[i]:             # <<<<<<<<<<<<<<
@@ -61021,7 +61545,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_5 = (__pyx_v_chunklen[__pyx_v_i]);
       for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_5; __pyx_v_j++) {
 
-        /* "rulefactory.pxi":1587
+        /* "cdec/sa/rulefactory.pxi":1587
  *             for i from 0 <= i < num_chunks:
  *                 for j from 0 <= j < chunklen[i]:
  *                     if f_links_low[matching.arr[matching.start+i]+j-f_sent_start] > -1:             # <<<<<<<<<<<<<<
@@ -61031,7 +61555,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_t_9 = (((__pyx_v_f_links_low[(((__pyx_v_matching->arr[(__pyx_v_matching->start + __pyx_v_i)]) + __pyx_v_j) - __pyx_v_f_sent_start)]) > -1) != 0);
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1588
+          /* "cdec/sa/rulefactory.pxi":1588
  *                 for j from 0 <= j < chunklen[i]:
  *                     if f_links_low[matching.arr[matching.start+i]+j-f_sent_start] > -1:
  *                         num_aligned_chunks = num_aligned_chunks + 1             # <<<<<<<<<<<<<<
@@ -61040,7 +61564,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
           __pyx_v_num_aligned_chunks = (__pyx_v_num_aligned_chunks + 1);
 
-          /* "rulefactory.pxi":1589
+          /* "cdec/sa/rulefactory.pxi":1589
  *                     if f_links_low[matching.arr[matching.start+i]+j-f_sent_start] > -1:
  *                         num_aligned_chunks = num_aligned_chunks + 1
  *                         break             # <<<<<<<<<<<<<<
@@ -61053,7 +61577,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_L32_break:;
     }
 
-    /* "rulefactory.pxi":1590
+    /* "cdec/sa/rulefactory.pxi":1590
  *                         num_aligned_chunks = num_aligned_chunks + 1
  *                         break
  *             if num_aligned_chunks == 0:             # <<<<<<<<<<<<<<
@@ -61063,7 +61587,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_t_9 = ((__pyx_v_num_aligned_chunks == 0) != 0);
     if (__pyx_t_9) {
 
-      /* "rulefactory.pxi":1591
+      /* "cdec/sa/rulefactory.pxi":1591
  *                         break
  *             if num_aligned_chunks == 0:
  *                 reason_for_failure = "No aligned terminals"             # <<<<<<<<<<<<<<
@@ -61073,7 +61597,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __Pyx_INCREF(__pyx_kp_s_No_aligned_terminals);
       __Pyx_DECREF_SET(__pyx_v_reason_for_failure, __pyx_kp_s_No_aligned_terminals);
 
-      /* "rulefactory.pxi":1592
+      /* "cdec/sa/rulefactory.pxi":1592
  *             if num_aligned_chunks == 0:
  *                 reason_for_failure = "No aligned terminals"
  *                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -61085,7 +61609,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     }
     __pyx_L34:;
 
-    /* "rulefactory.pxi":1593
+    /* "cdec/sa/rulefactory.pxi":1593
  *                 reason_for_failure = "No aligned terminals"
  *                 met_constraints = 0
  *             if self.require_aligned_chunks and num_aligned_chunks < num_chunks:             # <<<<<<<<<<<<<<
@@ -61105,7 +61629,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_L36_bool_binop_done:;
     if (__pyx_t_9) {
 
-      /* "rulefactory.pxi":1594
+      /* "cdec/sa/rulefactory.pxi":1594
  *                 met_constraints = 0
  *             if self.require_aligned_chunks and num_aligned_chunks < num_chunks:
  *                 reason_for_failure = "Unaligned chunk"             # <<<<<<<<<<<<<<
@@ -61115,7 +61639,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __Pyx_INCREF(__pyx_kp_s_Unaligned_chunk);
       __Pyx_DECREF_SET(__pyx_v_reason_for_failure, __pyx_kp_s_Unaligned_chunk);
 
-      /* "rulefactory.pxi":1595
+      /* "cdec/sa/rulefactory.pxi":1595
  *             if self.require_aligned_chunks and num_aligned_chunks < num_chunks:
  *                 reason_for_failure = "Unaligned chunk"
  *                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -61130,7 +61654,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   }
   __pyx_L28:;
 
-  /* "rulefactory.pxi":1597
+  /* "cdec/sa/rulefactory.pxi":1597
  *                 met_constraints = 0
  * 
  *         if met_constraints and self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -61150,7 +61674,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __pyx_L39_bool_binop_done:;
   if (__pyx_t_9) {
 
-    /* "rulefactory.pxi":1599
+    /* "cdec/sa/rulefactory.pxi":1599
  *         if met_constraints and self.tight_phrases:
  *             # outside edge constraints are checked later
  *             for i from 0 <= i < num_chunks-1:             # <<<<<<<<<<<<<<
@@ -61160,7 +61684,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_t_11 = (__pyx_v_num_chunks - 1);
     for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_11; __pyx_v_i++) {
 
-      /* "rulefactory.pxi":1600
+      /* "cdec/sa/rulefactory.pxi":1600
  *             # outside edge constraints are checked later
  *             for i from 0 <= i < num_chunks-1:
  *                 if f_links_low[matching.arr[matching.start+i]+chunklen[i]-f_sent_start] == -1:             # <<<<<<<<<<<<<<
@@ -61170,7 +61694,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_9 = (((__pyx_v_f_links_low[(((__pyx_v_matching->arr[(__pyx_v_matching->start + __pyx_v_i)]) + (__pyx_v_chunklen[__pyx_v_i])) - __pyx_v_f_sent_start)]) == -1) != 0);
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1601
+        /* "cdec/sa/rulefactory.pxi":1601
  *             for i from 0 <= i < num_chunks-1:
  *                 if f_links_low[matching.arr[matching.start+i]+chunklen[i]-f_sent_start] == -1:
  *                     reason_for_failure = "Gaps are not tight phrases"             # <<<<<<<<<<<<<<
@@ -61180,7 +61704,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __Pyx_INCREF(__pyx_kp_s_Gaps_are_not_tight_phrases);
         __Pyx_DECREF_SET(__pyx_v_reason_for_failure, __pyx_kp_s_Gaps_are_not_tight_phrases);
 
-        /* "rulefactory.pxi":1602
+        /* "cdec/sa/rulefactory.pxi":1602
  *                 if f_links_low[matching.arr[matching.start+i]+chunklen[i]-f_sent_start] == -1:
  *                     reason_for_failure = "Gaps are not tight phrases"
  *                     met_constraints = 0             # <<<<<<<<<<<<<<
@@ -61189,7 +61713,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         __pyx_v_met_constraints = 0;
 
-        /* "rulefactory.pxi":1603
+        /* "cdec/sa/rulefactory.pxi":1603
  *                     reason_for_failure = "Gaps are not tight phrases"
  *                     met_constraints = 0
  *                     break             # <<<<<<<<<<<<<<
@@ -61199,7 +61723,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         goto __pyx_L42_break;
       }
 
-      /* "rulefactory.pxi":1604
+      /* "cdec/sa/rulefactory.pxi":1604
  *                     met_constraints = 0
  *                     break
  *                 if f_links_low[matching.arr[matching.start+i+1]-1-f_sent_start] == -1:             # <<<<<<<<<<<<<<
@@ -61209,7 +61733,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_9 = (((__pyx_v_f_links_low[(((__pyx_v_matching->arr[((__pyx_v_matching->start + __pyx_v_i) + 1)]) - 1) - __pyx_v_f_sent_start)]) == -1) != 0);
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1605
+        /* "cdec/sa/rulefactory.pxi":1605
  *                     break
  *                 if f_links_low[matching.arr[matching.start+i+1]-1-f_sent_start] == -1:
  *                     reason_for_failure = "Gaps are not tight phrases"             # <<<<<<<<<<<<<<
@@ -61219,7 +61743,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __Pyx_INCREF(__pyx_kp_s_Gaps_are_not_tight_phrases);
         __Pyx_DECREF_SET(__pyx_v_reason_for_failure, __pyx_kp_s_Gaps_are_not_tight_phrases);
 
-        /* "rulefactory.pxi":1606
+        /* "cdec/sa/rulefactory.pxi":1606
  *                 if f_links_low[matching.arr[matching.start+i+1]-1-f_sent_start] == -1:
  *                     reason_for_failure = "Gaps are not tight phrases"
  *                     met_constraints = 0             # <<<<<<<<<<<<<<
@@ -61228,7 +61752,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         __pyx_v_met_constraints = 0;
 
-        /* "rulefactory.pxi":1607
+        /* "cdec/sa/rulefactory.pxi":1607
  *                     reason_for_failure = "Gaps are not tight phrases"
  *                     met_constraints = 0
  *                     break             # <<<<<<<<<<<<<<
@@ -61243,7 +61767,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   }
   __pyx_L38:;
 
-  /* "rulefactory.pxi":1609
+  /* "cdec/sa/rulefactory.pxi":1609
  *                     break
  * 
  *         f_low = matching.arr[matching.start] - f_sent_start             # <<<<<<<<<<<<<<
@@ -61252,7 +61776,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_f_low = ((__pyx_v_matching->arr[__pyx_v_matching->start]) - __pyx_v_f_sent_start);
 
-  /* "rulefactory.pxi":1610
+  /* "cdec/sa/rulefactory.pxi":1610
  * 
  *         f_low = matching.arr[matching.start] - f_sent_start
  *         f_high = matching.arr[matching.start + matching.size - 1] + chunklen[num_chunks-1] - f_sent_start             # <<<<<<<<<<<<<<
@@ -61261,7 +61785,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   __pyx_v_f_high = (((__pyx_v_matching->arr[((__pyx_v_matching->start + __pyx_v_matching->size) - 1)]) + (__pyx_v_chunklen[(__pyx_v_num_chunks - 1)])) - __pyx_v_f_sent_start);
 
-  /* "rulefactory.pxi":1611
+  /* "cdec/sa/rulefactory.pxi":1611
  *         f_low = matching.arr[matching.start] - f_sent_start
  *         f_high = matching.arr[matching.start + matching.size - 1] + chunklen[num_chunks-1] - f_sent_start
  *         if met_constraints:             # <<<<<<<<<<<<<<
@@ -61271,7 +61795,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __pyx_t_9 = (__pyx_v_met_constraints != 0);
   if (__pyx_t_9) {
 
-    /* "rulefactory.pxi":1613
+    /* "cdec/sa/rulefactory.pxi":1613
  *         if met_constraints:
  * 
  *             if self.find_fixpoint(f_low, f_high, f_links_low, f_links_high, e_links_low, e_links_high,             # <<<<<<<<<<<<<<
@@ -61281,7 +61805,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_f_high); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1613; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_4);
 
-    /* "rulefactory.pxi":1617
+    /* "cdec/sa/rulefactory.pxi":1617
  *                                 self.train_max_initial_size, self.train_max_initial_size,
  *                                 self.train_min_gap_size, 0,
  *                                 self.max_nonterminals - num_chunks + 1, 1, 1, 0, 0):             # <<<<<<<<<<<<<<
@@ -61292,7 +61816,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     if (__pyx_t_9) {
 
-      /* "rulefactory.pxi":1618
+      /* "cdec/sa/rulefactory.pxi":1618
  *                                 self.train_min_gap_size, 0,
  *                                 self.max_nonterminals - num_chunks + 1, 1, 1, 0, 0):
  *                 gap_error = 0             # <<<<<<<<<<<<<<
@@ -61301,7 +61825,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
       __pyx_v_gap_error = 0;
 
-      /* "rulefactory.pxi":1619
+      /* "cdec/sa/rulefactory.pxi":1619
  *                                 self.max_nonterminals - num_chunks + 1, 1, 1, 0, 0):
  *                 gap_error = 0
  *                 num_gaps = 0             # <<<<<<<<<<<<<<
@@ -61310,7 +61834,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
       __pyx_v_num_gaps = 0;
 
-      /* "rulefactory.pxi":1621
+      /* "cdec/sa/rulefactory.pxi":1621
  *                 num_gaps = 0
  * 
  *                 if f_back_low < f_low:             # <<<<<<<<<<<<<<
@@ -61320,7 +61844,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_9 = ((__pyx_v_f_back_low < __pyx_v_f_low) != 0);
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1622
+        /* "cdec/sa/rulefactory.pxi":1622
  * 
  *                 if f_back_low < f_low:
  *                     f_gap_low[0] = f_back_low             # <<<<<<<<<<<<<<
@@ -61329,7 +61853,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         (__pyx_v_f_gap_low[0]) = __pyx_v_f_back_low;
 
-        /* "rulefactory.pxi":1623
+        /* "cdec/sa/rulefactory.pxi":1623
  *                 if f_back_low < f_low:
  *                     f_gap_low[0] = f_back_low
  *                     f_gap_high[0] = f_low             # <<<<<<<<<<<<<<
@@ -61338,7 +61862,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         (__pyx_v_f_gap_high[0]) = __pyx_v_f_low;
 
-        /* "rulefactory.pxi":1624
+        /* "cdec/sa/rulefactory.pxi":1624
  *                     f_gap_low[0] = f_back_low
  *                     f_gap_high[0] = f_low
  *                     num_gaps = 1             # <<<<<<<<<<<<<<
@@ -61347,7 +61871,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         __pyx_v_num_gaps = 1;
 
-        /* "rulefactory.pxi":1625
+        /* "cdec/sa/rulefactory.pxi":1625
  *                     f_gap_high[0] = f_low
  *                     num_gaps = 1
  *                     gap_start = 0             # <<<<<<<<<<<<<<
@@ -61356,7 +61880,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         __pyx_v_gap_start = 0;
 
-        /* "rulefactory.pxi":1626
+        /* "cdec/sa/rulefactory.pxi":1626
  *                     num_gaps = 1
  *                     gap_start = 0
  *                     phrase_len = phrase_len+1             # <<<<<<<<<<<<<<
@@ -61365,7 +61889,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         __pyx_v_phrase_len = (__pyx_v_phrase_len + 1);
 
-        /* "rulefactory.pxi":1627
+        /* "cdec/sa/rulefactory.pxi":1627
  *                     gap_start = 0
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:             # <<<<<<<<<<<<<<
@@ -61375,7 +61899,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_t_9 = ((__pyx_v_phrase_len > __pyx_v_self->max_length) != 0);
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1628
+          /* "cdec/sa/rulefactory.pxi":1628
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1             # <<<<<<<<<<<<<<
@@ -61387,7 +61911,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         }
         __pyx_L48:;
 
-        /* "rulefactory.pxi":1629
+        /* "cdec/sa/rulefactory.pxi":1629
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1
  *                     if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -61397,7 +61921,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_t_9 = (__pyx_v_self->tight_phrases != 0);
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1630
+          /* "cdec/sa/rulefactory.pxi":1630
  *                         gap_error = 1
  *                     if self.tight_phrases:
  *                         if f_links_low[f_back_low] == -1 or f_links_low[f_low-1] == -1:             # <<<<<<<<<<<<<<
@@ -61417,7 +61941,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __pyx_L51_bool_binop_done:;
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1631
+            /* "cdec/sa/rulefactory.pxi":1631
  *                     if self.tight_phrases:
  *                         if f_links_low[f_back_low] == -1 or f_links_low[f_low-1] == -1:
  *                             gap_error = 1             # <<<<<<<<<<<<<<
@@ -61426,7 +61950,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_gap_error = 1;
 
-            /* "rulefactory.pxi":1632
+            /* "cdec/sa/rulefactory.pxi":1632
  *                         if f_links_low[f_back_low] == -1 or f_links_low[f_low-1] == -1:
  *                             gap_error = 1
  *                             reason_for_failure = "Inside edges of preceding subphrase are not tight"             # <<<<<<<<<<<<<<
@@ -61445,7 +61969,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       }
       /*else*/ {
 
-        /* "rulefactory.pxi":1634
+        /* "cdec/sa/rulefactory.pxi":1634
  *                             reason_for_failure = "Inside edges of preceding subphrase are not tight"
  *                 else:
  *                     gap_start = 1             # <<<<<<<<<<<<<<
@@ -61454,7 +61978,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         __pyx_v_gap_start = 1;
 
-        /* "rulefactory.pxi":1635
+        /* "cdec/sa/rulefactory.pxi":1635
  *                 else:
  *                     gap_start = 1
  *                     if self.tight_phrases and f_links_low[f_low] == -1:             # <<<<<<<<<<<<<<
@@ -61474,7 +61998,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_L54_bool_binop_done:;
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1638
+          /* "cdec/sa/rulefactory.pxi":1638
  *                         # this is not a hard error.    we can't extract this phrase
  *                         # but we still might be able to extract a superphrase
  *                         met_constraints = 0             # <<<<<<<<<<<<<<
@@ -61488,7 +62012,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       }
       __pyx_L47:;
 
-      /* "rulefactory.pxi":1640
+      /* "cdec/sa/rulefactory.pxi":1640
  *                         met_constraints = 0
  * 
  *                 for i from 0 <= i < matching.size - 1:             # <<<<<<<<<<<<<<
@@ -61498,7 +62022,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_11 = (__pyx_v_matching->size - 1);
       for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_11; __pyx_v_i++) {
 
-        /* "rulefactory.pxi":1641
+        /* "cdec/sa/rulefactory.pxi":1641
  * 
  *                 for i from 0 <= i < matching.size - 1:
  *                     f_gap_low[1+i] = matching.arr[matching.start+i] + chunklen[i] - f_sent_start             # <<<<<<<<<<<<<<
@@ -61507,7 +62031,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         (__pyx_v_f_gap_low[(1 + __pyx_v_i)]) = (((__pyx_v_matching->arr[(__pyx_v_matching->start + __pyx_v_i)]) + (__pyx_v_chunklen[__pyx_v_i])) - __pyx_v_f_sent_start);
 
-        /* "rulefactory.pxi":1642
+        /* "cdec/sa/rulefactory.pxi":1642
  *                 for i from 0 <= i < matching.size - 1:
  *                     f_gap_low[1+i] = matching.arr[matching.start+i] + chunklen[i] - f_sent_start
  *                     f_gap_high[1+i] = matching.arr[matching.start+i+1] - f_sent_start             # <<<<<<<<<<<<<<
@@ -61516,7 +62040,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         (__pyx_v_f_gap_high[(1 + __pyx_v_i)]) = ((__pyx_v_matching->arr[((__pyx_v_matching->start + __pyx_v_i) + 1)]) - __pyx_v_f_sent_start);
 
-        /* "rulefactory.pxi":1643
+        /* "cdec/sa/rulefactory.pxi":1643
  *                     f_gap_low[1+i] = matching.arr[matching.start+i] + chunklen[i] - f_sent_start
  *                     f_gap_high[1+i] = matching.arr[matching.start+i+1] - f_sent_start
  *                     num_gaps = num_gaps + 1             # <<<<<<<<<<<<<<
@@ -61526,7 +62050,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_v_num_gaps = (__pyx_v_num_gaps + 1);
       }
 
-      /* "rulefactory.pxi":1645
+      /* "cdec/sa/rulefactory.pxi":1645
  *                     num_gaps = num_gaps + 1
  * 
  *                 if f_high < f_back_high:             # <<<<<<<<<<<<<<
@@ -61536,7 +62060,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_9 = ((__pyx_v_f_high < __pyx_v_f_back_high) != 0);
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1646
+        /* "cdec/sa/rulefactory.pxi":1646
  * 
  *                 if f_high < f_back_high:
  *                     f_gap_low[gap_start+num_gaps] = f_high             # <<<<<<<<<<<<<<
@@ -61545,7 +62069,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         (__pyx_v_f_gap_low[(__pyx_v_gap_start + __pyx_v_num_gaps)]) = __pyx_v_f_high;
 
-        /* "rulefactory.pxi":1647
+        /* "cdec/sa/rulefactory.pxi":1647
  *                 if f_high < f_back_high:
  *                     f_gap_low[gap_start+num_gaps] = f_high
  *                     f_gap_high[gap_start+num_gaps] = f_back_high             # <<<<<<<<<<<<<<
@@ -61554,7 +62078,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         (__pyx_v_f_gap_high[(__pyx_v_gap_start + __pyx_v_num_gaps)]) = __pyx_v_f_back_high;
 
-        /* "rulefactory.pxi":1648
+        /* "cdec/sa/rulefactory.pxi":1648
  *                     f_gap_low[gap_start+num_gaps] = f_high
  *                     f_gap_high[gap_start+num_gaps] = f_back_high
  *                     num_gaps = num_gaps + 1             # <<<<<<<<<<<<<<
@@ -61563,7 +62087,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         __pyx_v_num_gaps = (__pyx_v_num_gaps + 1);
 
-        /* "rulefactory.pxi":1649
+        /* "cdec/sa/rulefactory.pxi":1649
  *                     f_gap_high[gap_start+num_gaps] = f_back_high
  *                     num_gaps = num_gaps + 1
  *                     phrase_len = phrase_len+1             # <<<<<<<<<<<<<<
@@ -61572,7 +62096,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         __pyx_v_phrase_len = (__pyx_v_phrase_len + 1);
 
-        /* "rulefactory.pxi":1650
+        /* "cdec/sa/rulefactory.pxi":1650
  *                     num_gaps = num_gaps + 1
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:             # <<<<<<<<<<<<<<
@@ -61582,7 +62106,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_t_9 = ((__pyx_v_phrase_len > __pyx_v_self->max_length) != 0);
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1651
+          /* "cdec/sa/rulefactory.pxi":1651
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1             # <<<<<<<<<<<<<<
@@ -61594,7 +62118,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         }
         __pyx_L59:;
 
-        /* "rulefactory.pxi":1652
+        /* "cdec/sa/rulefactory.pxi":1652
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1
  *                     if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -61604,7 +62128,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_t_9 = (__pyx_v_self->tight_phrases != 0);
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1653
+          /* "cdec/sa/rulefactory.pxi":1653
  *                         gap_error = 1
  *                     if self.tight_phrases:
  *                         if f_links_low[f_back_high-1] == -1 or f_links_low[f_high] == -1:             # <<<<<<<<<<<<<<
@@ -61624,7 +62148,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __pyx_L62_bool_binop_done:;
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1654
+            /* "cdec/sa/rulefactory.pxi":1654
  *                     if self.tight_phrases:
  *                         if f_links_low[f_back_high-1] == -1 or f_links_low[f_high] == -1:
  *                             gap_error = 1             # <<<<<<<<<<<<<<
@@ -61633,7 +62157,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_gap_error = 1;
 
-            /* "rulefactory.pxi":1655
+            /* "cdec/sa/rulefactory.pxi":1655
  *                         if f_links_low[f_back_high-1] == -1 or f_links_low[f_high] == -1:
  *                             gap_error = 1
  *                             reason_for_failure = "Inside edges of following subphrase are not tight"             # <<<<<<<<<<<<<<
@@ -61652,7 +62176,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       }
       /*else*/ {
 
-        /* "rulefactory.pxi":1657
+        /* "cdec/sa/rulefactory.pxi":1657
  *                             reason_for_failure = "Inside edges of following subphrase are not tight"
  *                 else:
  *                     if self.tight_phrases and f_links_low[f_high-1] == -1:             # <<<<<<<<<<<<<<
@@ -61672,7 +62196,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_L65_bool_binop_done:;
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1658
+          /* "cdec/sa/rulefactory.pxi":1658
  *                 else:
  *                     if self.tight_phrases and f_links_low[f_high-1] == -1:
  *                         met_constraints = 0             # <<<<<<<<<<<<<<
@@ -61686,7 +62210,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       }
       __pyx_L58:;
 
-      /* "rulefactory.pxi":1660
+      /* "cdec/sa/rulefactory.pxi":1660
  *                         met_constraints = 0
  * 
  *                 if gap_error == 0:             # <<<<<<<<<<<<<<
@@ -61696,7 +62220,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_9 = ((__pyx_v_gap_error == 0) != 0);
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1661
+        /* "cdec/sa/rulefactory.pxi":1661
  * 
  *                 if gap_error == 0:
  *                     e_word_count = e_high - e_low             # <<<<<<<<<<<<<<
@@ -61705,7 +62229,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         __pyx_v_e_word_count = (__pyx_v_e_high - __pyx_v_e_low);
 
-        /* "rulefactory.pxi":1662
+        /* "cdec/sa/rulefactory.pxi":1662
  *                 if gap_error == 0:
  *                     e_word_count = e_high - e_low
  *                     for i from 0 <= i < num_gaps: # check integrity of subphrases             # <<<<<<<<<<<<<<
@@ -61715,7 +62239,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_t_2 = __pyx_v_num_gaps;
         for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-          /* "rulefactory.pxi":1663
+          /* "cdec/sa/rulefactory.pxi":1663
  *                     e_word_count = e_high - e_low
  *                     for i from 0 <= i < num_gaps: # check integrity of subphrases
  *                         if self.find_fixpoint(f_gap_low[gap_start+i], f_gap_high[gap_start+i],             # <<<<<<<<<<<<<<
@@ -61725,7 +62249,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __pyx_t_4 = __Pyx_PyInt_From_int((__pyx_v_f_gap_high[(__pyx_v_gap_start + __pyx_v_i)])); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_4);
 
-          /* "rulefactory.pxi":1669
+          /* "cdec/sa/rulefactory.pxi":1669
  *                                             f_sent_len, e_sent_len,
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             0, 0, 0, 0, 0, 0, 0) == 0:             # <<<<<<<<<<<<<<
@@ -61736,7 +62260,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1670
+            /* "cdec/sa/rulefactory.pxi":1670
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             0, 0, 0, 0, 0, 0, 0) == 0:
  *                             gap_error = 1             # <<<<<<<<<<<<<<
@@ -61745,7 +62269,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_gap_error = 1;
 
-            /* "rulefactory.pxi":1671
+            /* "cdec/sa/rulefactory.pxi":1671
  *                                             0, 0, 0, 0, 0, 0, 0) == 0:
  *                             gap_error = 1
  *                             reason_for_failure = "Subphrase [%d, %d] failed integrity check" % (f_gap_low[gap_start+i], f_gap_high[gap_start+i])             # <<<<<<<<<<<<<<
@@ -61770,7 +62294,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __Pyx_DECREF_SET(__pyx_v_reason_for_failure, __pyx_t_3);
             __pyx_t_3 = 0;
 
-            /* "rulefactory.pxi":1672
+            /* "cdec/sa/rulefactory.pxi":1672
  *                             gap_error = 1
  *                             reason_for_failure = "Subphrase [%d, %d] failed integrity check" % (f_gap_low[gap_start+i], f_gap_high[gap_start+i])
  *                             break             # <<<<<<<<<<<<<<
@@ -61785,7 +62309,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       }
       __pyx_L67:;
 
-      /* "rulefactory.pxi":1674
+      /* "cdec/sa/rulefactory.pxi":1674
  *                             break
  * 
  *                 if gap_error == 0:             # <<<<<<<<<<<<<<
@@ -61795,7 +62319,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
       __pyx_t_9 = ((__pyx_v_gap_error == 0) != 0);
       if (__pyx_t_9) {
 
-        /* "rulefactory.pxi":1675
+        /* "cdec/sa/rulefactory.pxi":1675
  * 
  *                 if gap_error == 0:
  *                     i = 1             # <<<<<<<<<<<<<<
@@ -61804,7 +62328,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
         __pyx_v_i = 1;
 
-        /* "rulefactory.pxi":1676
+        /* "cdec/sa/rulefactory.pxi":1676
  *                 if gap_error == 0:
  *                     i = 1
  *                     self.findexes.reset()             # <<<<<<<<<<<<<<
@@ -61833,7 +62357,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-        /* "rulefactory.pxi":1677
+        /* "cdec/sa/rulefactory.pxi":1677
  *                     i = 1
  *                     self.findexes.reset()
  *                     if f_back_low < f_low:             # <<<<<<<<<<<<<<
@@ -61843,7 +62367,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_t_9 = ((__pyx_v_f_back_low < __pyx_v_f_low) != 0);
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1678
+          /* "cdec/sa/rulefactory.pxi":1678
  *                     self.findexes.reset()
  *                     if f_back_low < f_low:
  *                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -61852,7 +62376,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
           ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-          /* "rulefactory.pxi":1679
+          /* "cdec/sa/rulefactory.pxi":1679
  *                     if f_back_low < f_low:
  *                         fphr_arr._append(sym_setindex(self.category, i))
  *                         i = i+1             # <<<<<<<<<<<<<<
@@ -61861,7 +62385,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
           __pyx_v_i = (__pyx_v_i + 1);
 
-          /* "rulefactory.pxi":1680
+          /* "cdec/sa/rulefactory.pxi":1680
  *                         fphr_arr._append(sym_setindex(self.category, i))
  *                         i = i+1
  *                         self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -61876,7 +62400,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         }
         __pyx_L72:;
 
-        /* "rulefactory.pxi":1681
+        /* "cdec/sa/rulefactory.pxi":1681
  *                         i = i+1
  *                         self.findexes.append(sym_setindex(self.category, i))
  *                     self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
@@ -61912,7 +62436,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-        /* "rulefactory.pxi":1682
+        /* "cdec/sa/rulefactory.pxi":1682
  *                         self.findexes.append(sym_setindex(self.category, i))
  *                     self.findexes.extend(self.findexes1)
  *                     for j from 0 <= j < phrase.n:             # <<<<<<<<<<<<<<
@@ -61922,7 +62446,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_t_2 = __pyx_v_phrase->n;
         for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_2; __pyx_v_j++) {
 
-          /* "rulefactory.pxi":1683
+          /* "cdec/sa/rulefactory.pxi":1683
  *                     self.findexes.extend(self.findexes1)
  *                     for j from 0 <= j < phrase.n:
  *                         if sym_isvar(phrase.syms[j]):             # <<<<<<<<<<<<<<
@@ -61932,7 +62456,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __pyx_t_9 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_phrase->syms[__pyx_v_j])) != 0);
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1684
+            /* "cdec/sa/rulefactory.pxi":1684
  *                     for j from 0 <= j < phrase.n:
  *                         if sym_isvar(phrase.syms[j]):
  *                             fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -61941,7 +62465,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-            /* "rulefactory.pxi":1685
+            /* "cdec/sa/rulefactory.pxi":1685
  *                         if sym_isvar(phrase.syms[j]):
  *                             fphr_arr._append(sym_setindex(self.category, i))
  *                             i = i + 1             # <<<<<<<<<<<<<<
@@ -61953,7 +62477,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           /*else*/ {
 
-            /* "rulefactory.pxi":1687
+            /* "cdec/sa/rulefactory.pxi":1687
  *                             i = i + 1
  *                         else:
  *                             fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -61965,7 +62489,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __pyx_L75:;
         }
 
-        /* "rulefactory.pxi":1688
+        /* "cdec/sa/rulefactory.pxi":1688
  *                         else:
  *                             fphr_arr._append(phrase.syms[j])
  *                     if f_back_high > f_high:             # <<<<<<<<<<<<<<
@@ -61975,7 +62499,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_t_9 = ((__pyx_v_f_back_high > __pyx_v_f_high) != 0);
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1689
+          /* "cdec/sa/rulefactory.pxi":1689
  *                             fphr_arr._append(phrase.syms[j])
  *                     if f_back_high > f_high:
  *                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -61984,7 +62508,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
           ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-          /* "rulefactory.pxi":1690
+          /* "cdec/sa/rulefactory.pxi":1690
  *                     if f_back_high > f_high:
  *                         fphr_arr._append(sym_setindex(self.category, i))
  *                         self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -61999,7 +62523,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         }
         __pyx_L76:;
 
-        /* "rulefactory.pxi":1692
+        /* "cdec/sa/rulefactory.pxi":1692
  *                         self.findexes.append(sym_setindex(self.category, i))
  * 
  *                     fphr = Phrase(fphr_arr)             # <<<<<<<<<<<<<<
@@ -62017,7 +62541,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_v_fphr = ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_1);
         __pyx_t_1 = 0;
 
-        /* "rulefactory.pxi":1693
+        /* "cdec/sa/rulefactory.pxi":1693
  * 
  *                     fphr = Phrase(fphr_arr)
  *                     if met_constraints:             # <<<<<<<<<<<<<<
@@ -62027,7 +62551,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_t_9 = (__pyx_v_met_constraints != 0);
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1694
+          /* "cdec/sa/rulefactory.pxi":1694
  *                     fphr = Phrase(fphr_arr)
  *                     if met_constraints:
  *                         phrase_list = self.extract_phrases(e_low, e_high, e_gap_low + gap_start, e_gap_high + gap_start, e_links_low, num_gaps,             # <<<<<<<<<<<<<<
@@ -62039,7 +62563,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __pyx_v_phrase_list = __pyx_t_1;
           __pyx_t_1 = 0;
 
-          /* "rulefactory.pxi":1697
+          /* "cdec/sa/rulefactory.pxi":1697
  *                                             f_back_low, f_back_high, f_gap_low + gap_start, f_gap_high + gap_start, f_links_low,
  *                                             matching.sent_id, e_sent_len, e_sent_start)
  *                         if len(phrase_list) > 0:             # <<<<<<<<<<<<<<
@@ -62050,7 +62574,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __pyx_t_9 = ((__pyx_t_13 > 0) != 0);
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1698
+            /* "cdec/sa/rulefactory.pxi":1698
  *                                             matching.sent_id, e_sent_len, e_sent_start)
  *                         if len(phrase_list) > 0:
  *                             pair_count = 1.0 / len(phrase_list)             # <<<<<<<<<<<<<<
@@ -62073,7 +62597,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           /*else*/ {
 
-            /* "rulefactory.pxi":1700
+            /* "cdec/sa/rulefactory.pxi":1700
  *                             pair_count = 1.0 / len(phrase_list)
  *                         else:
  *                             pair_count = 0             # <<<<<<<<<<<<<<
@@ -62082,7 +62606,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_pair_count = 0.0;
 
-            /* "rulefactory.pxi":1701
+            /* "cdec/sa/rulefactory.pxi":1701
  *                         else:
  *                             pair_count = 0
  *                             reason_for_failure = "Didn't extract anything from [%d, %d] -> [%d, %d]" % (f_back_low, f_back_high, e_low, e_high)             # <<<<<<<<<<<<<<
@@ -62119,7 +62643,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L78:;
 
-          /* "rulefactory.pxi":1702
+          /* "cdec/sa/rulefactory.pxi":1702
  *                             pair_count = 0
  *                             reason_for_failure = "Didn't extract anything from [%d, %d] -> [%d, %d]" % (f_back_low, f_back_high, e_low, e_high)
  *                         for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -62218,7 +62742,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __Pyx_XDECREF_SET(__pyx_v_eindexes, __pyx_t_3);
             __pyx_t_3 = 0;
 
-            /* "rulefactory.pxi":1703
+            /* "cdec/sa/rulefactory.pxi":1703
  *                             reason_for_failure = "Didn't extract anything from [%d, %d] -> [%d, %d]" % (f_back_low, f_back_high, e_low, e_high)
  *                         for phrase2, eindexes in phrase_list:
  *                             als1 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)             # <<<<<<<<<<<<<<
@@ -62234,7 +62758,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __Pyx_XDECREF_SET(__pyx_v_als1, ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_3));
             __pyx_t_3 = 0;
 
-            /* "rulefactory.pxi":1704
+            /* "cdec/sa/rulefactory.pxi":1704
  *                         for phrase2, eindexes in phrase_list:
  *                             als1 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)
  *                             extracts.append((fphr, phrase2, pair_count, tuple(als1)))             # <<<<<<<<<<<<<<
@@ -62268,7 +62792,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_8 = __Pyx_PyObject_Append(__pyx_v_extracts, __pyx_t_14); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1704; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-            /* "rulefactory.pxi":1702
+            /* "cdec/sa/rulefactory.pxi":1702
  *                             pair_count = 0
  *                             reason_for_failure = "Didn't extract anything from [%d, %d] -> [%d, %d]" % (f_back_low, f_back_high, e_low, e_high)
  *                         for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -62281,7 +62805,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         }
         __pyx_L77:;
 
-        /* "rulefactory.pxi":1705
+        /* "cdec/sa/rulefactory.pxi":1705
  *                             als1 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)
  *                             extracts.append((fphr, phrase2, pair_count, tuple(als1)))
  *                     if (num_gaps < self.max_nonterminals and             # <<<<<<<<<<<<<<
@@ -62297,7 +62821,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         }
         __pyx_L85_next_and:;
 
-        /* "rulefactory.pxi":1706
+        /* "cdec/sa/rulefactory.pxi":1706
  *                             extracts.append((fphr, phrase2, pair_count, tuple(als1)))
  *                     if (num_gaps < self.max_nonterminals and
  *                         phrase_len < self.max_length and             # <<<<<<<<<<<<<<
@@ -62313,7 +62837,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         }
         __pyx_L86_next_and:;
 
-        /* "rulefactory.pxi":1707
+        /* "cdec/sa/rulefactory.pxi":1707
  *                     if (num_gaps < self.max_nonterminals and
  *                         phrase_len < self.max_length and
  *                         f_back_high - f_back_low + self.train_min_gap_size <= self.train_max_initial_size):             # <<<<<<<<<<<<<<
@@ -62325,7 +62849,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
         __pyx_L84_bool_binop_done:;
         if (__pyx_t_9) {
 
-          /* "rulefactory.pxi":1708
+          /* "cdec/sa/rulefactory.pxi":1708
  *                         phrase_len < self.max_length and
  *                         f_back_high - f_back_low + self.train_min_gap_size <= self.train_max_initial_size):
  *                         if (f_back_low == f_low and             # <<<<<<<<<<<<<<
@@ -62341,7 +62865,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L89_next_and:;
 
-          /* "rulefactory.pxi":1709
+          /* "cdec/sa/rulefactory.pxi":1709
  *                         f_back_high - f_back_low + self.train_min_gap_size <= self.train_max_initial_size):
  *                         if (f_back_low == f_low and
  *                                 f_low >= self.train_min_gap_size and             # <<<<<<<<<<<<<<
@@ -62357,7 +62881,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L90_next_and:;
 
-          /* "rulefactory.pxi":1710
+          /* "cdec/sa/rulefactory.pxi":1710
  *                         if (f_back_low == f_low and
  *                                 f_low >= self.train_min_gap_size and
  *                                 ((not self.tight_phrases) or (f_links_low[f_low-1] != -1 and f_links_low[f_back_high-1] != -1))):             # <<<<<<<<<<<<<<
@@ -62385,7 +62909,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __pyx_L88_bool_binop_done:;
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1711
+            /* "cdec/sa/rulefactory.pxi":1711
  *                                 f_low >= self.train_min_gap_size and
  *                                 ((not self.tight_phrases) or (f_links_low[f_low-1] != -1 and f_links_low[f_back_high-1] != -1))):
  *                             f_x_low = f_low-self.train_min_gap_size             # <<<<<<<<<<<<<<
@@ -62394,7 +62918,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_f_x_low = (__pyx_v_f_low - __pyx_v_self->train_min_gap_size);
 
-            /* "rulefactory.pxi":1712
+            /* "cdec/sa/rulefactory.pxi":1712
  *                                 ((not self.tight_phrases) or (f_links_low[f_low-1] != -1 and f_links_low[f_back_high-1] != -1))):
  *                             f_x_low = f_low-self.train_min_gap_size
  *                             met_constraints = 1             # <<<<<<<<<<<<<<
@@ -62403,7 +62927,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_met_constraints = 1;
 
-            /* "rulefactory.pxi":1713
+            /* "cdec/sa/rulefactory.pxi":1713
  *                             f_x_low = f_low-self.train_min_gap_size
  *                             met_constraints = 1
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -62413,7 +62937,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_9 = (__pyx_v_self->tight_phrases != 0);
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1714
+              /* "cdec/sa/rulefactory.pxi":1714
  *                             met_constraints = 1
  *                             if self.tight_phrases:
  *                                 while f_x_low >= 0 and f_links_low[f_x_low] == -1:             # <<<<<<<<<<<<<<
@@ -62434,7 +62958,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_L96_bool_binop_done:;
                 if (!__pyx_t_9) break;
 
-                /* "rulefactory.pxi":1715
+                /* "cdec/sa/rulefactory.pxi":1715
  *                             if self.tight_phrases:
  *                                 while f_x_low >= 0 and f_links_low[f_x_low] == -1:
  *                                     f_x_low = f_x_low - 1             # <<<<<<<<<<<<<<
@@ -62447,7 +62971,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L93:;
 
-            /* "rulefactory.pxi":1716
+            /* "cdec/sa/rulefactory.pxi":1716
  *                                 while f_x_low >= 0 and f_links_low[f_x_low] == -1:
  *                                     f_x_low = f_x_low - 1
  *                             if f_x_low < 0 or f_back_high - f_x_low > self.train_max_initial_size:             # <<<<<<<<<<<<<<
@@ -62467,7 +62991,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_L99_bool_binop_done:;
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1717
+              /* "cdec/sa/rulefactory.pxi":1717
  *                                     f_x_low = f_x_low - 1
  *                             if f_x_low < 0 or f_back_high - f_x_low > self.train_max_initial_size:
  *                                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -62479,7 +63003,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L98:;
 
-            /* "rulefactory.pxi":1719
+            /* "cdec/sa/rulefactory.pxi":1719
  *                                 met_constraints = 0
  * 
  *                             if (met_constraints and             # <<<<<<<<<<<<<<
@@ -62495,7 +63019,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L103_next_and:;
 
-            /* "rulefactory.pxi":1720
+            /* "cdec/sa/rulefactory.pxi":1720
  * 
  *                             if (met_constraints and
  *                                 (self.find_fixpoint(f_x_low, f_back_high,             # <<<<<<<<<<<<<<
@@ -62505,7 +63029,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_f_back_high); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1720; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_4);
 
-            /* "rulefactory.pxi":1725
+            /* "cdec/sa/rulefactory.pxi":1725
  *                                             f_sent_len, e_sent_len,
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             1, 1, 1, 1, 0, 1, 0) == 1) and             # <<<<<<<<<<<<<<
@@ -62522,7 +63046,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L104_next_and:;
 
-            /* "rulefactory.pxi":1726
+            /* "cdec/sa/rulefactory.pxi":1726
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             1, 1, 1, 1, 0, 1, 0) == 1) and
  *                                 ((not self.tight_phrases) or f_links_low[f_x_low] != -1) and             # <<<<<<<<<<<<<<
@@ -62545,7 +63069,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L105_next_and:;
 
-            /* "rulefactory.pxi":1727
+            /* "cdec/sa/rulefactory.pxi":1727
  *                                             1, 1, 1, 1, 0, 1, 0) == 1) and
  *                                 ((not self.tight_phrases) or f_links_low[f_x_low] != -1) and
  *                                 self.find_fixpoint(f_x_low, f_low,    # check integrity of new subphrase             # <<<<<<<<<<<<<<
@@ -62555,7 +63079,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_f_low); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1727; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_4);
 
-            /* "rulefactory.pxi":1731
+            /* "cdec/sa/rulefactory.pxi":1731
  *                                             -1, -1, e_gap_low, e_gap_high, f_gap_low, f_gap_high,
  *                                             f_sent_len, e_sent_len,
  *                                             self.train_max_initial_size, self.train_max_initial_size,             # <<<<<<<<<<<<<<
@@ -62568,7 +63092,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_L102_bool_binop_done:;
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1733
+              /* "cdec/sa/rulefactory.pxi":1733
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()             # <<<<<<<<<<<<<<
@@ -62577,7 +63101,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_clear(__pyx_v_fphr_arr);
 
-              /* "rulefactory.pxi":1734
+              /* "cdec/sa/rulefactory.pxi":1734
  *                                             0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()
  *                                 i = 1             # <<<<<<<<<<<<<<
@@ -62586,7 +63110,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               __pyx_v_i = 1;
 
-              /* "rulefactory.pxi":1735
+              /* "cdec/sa/rulefactory.pxi":1735
  *                                 fphr_arr._clear()
  *                                 i = 1
  *                                 self.findexes.reset()             # <<<<<<<<<<<<<<
@@ -62615,7 +63139,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
               __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-              /* "rulefactory.pxi":1736
+              /* "cdec/sa/rulefactory.pxi":1736
  *                                 i = 1
  *                                 self.findexes.reset()
  *                                 self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -62627,7 +63151,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_8 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_4); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1736; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-              /* "rulefactory.pxi":1737
+              /* "cdec/sa/rulefactory.pxi":1737
  *                                 self.findexes.reset()
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -62636,7 +63160,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-              /* "rulefactory.pxi":1738
+              /* "cdec/sa/rulefactory.pxi":1738
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1             # <<<<<<<<<<<<<<
@@ -62645,7 +63169,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               __pyx_v_i = (__pyx_v_i + 1);
 
-              /* "rulefactory.pxi":1739
+              /* "cdec/sa/rulefactory.pxi":1739
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
@@ -62681,7 +63205,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
               __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-              /* "rulefactory.pxi":1740
+              /* "cdec/sa/rulefactory.pxi":1740
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:             # <<<<<<<<<<<<<<
@@ -62691,7 +63215,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_2 = __pyx_v_phrase->n;
               for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_2; __pyx_v_j++) {
 
-                /* "rulefactory.pxi":1741
+                /* "cdec/sa/rulefactory.pxi":1741
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):             # <<<<<<<<<<<<<<
@@ -62701,7 +63225,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_t_9 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_phrase->syms[__pyx_v_j])) != 0);
                 if (__pyx_t_9) {
 
-                  /* "rulefactory.pxi":1742
+                  /* "cdec/sa/rulefactory.pxi":1742
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -62710,7 +63234,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
                   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-                  /* "rulefactory.pxi":1743
+                  /* "cdec/sa/rulefactory.pxi":1743
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))
  *                                         i = i + 1             # <<<<<<<<<<<<<<
@@ -62722,7 +63246,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 }
                 /*else*/ {
 
-                  /* "rulefactory.pxi":1745
+                  /* "cdec/sa/rulefactory.pxi":1745
  *                                         i = i + 1
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -62734,7 +63258,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_L109:;
               }
 
-              /* "rulefactory.pxi":1746
+              /* "cdec/sa/rulefactory.pxi":1746
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 if f_back_high > f_high:             # <<<<<<<<<<<<<<
@@ -62744,7 +63268,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_9 = ((__pyx_v_f_back_high > __pyx_v_f_high) != 0);
               if (__pyx_t_9) {
 
-                /* "rulefactory.pxi":1747
+                /* "cdec/sa/rulefactory.pxi":1747
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 if f_back_high > f_high:
  *                                     fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -62753,7 +63277,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
                 ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-                /* "rulefactory.pxi":1748
+                /* "cdec/sa/rulefactory.pxi":1748
  *                                 if f_back_high > f_high:
  *                                     fphr_arr._append(sym_setindex(self.category, i))
  *                                     self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -62768,7 +63292,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               }
               __pyx_L110:;
 
-              /* "rulefactory.pxi":1749
+              /* "cdec/sa/rulefactory.pxi":1749
  *                                     fphr_arr._append(sym_setindex(self.category, i))
  *                                     self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr = Phrase(fphr_arr)             # <<<<<<<<<<<<<<
@@ -62786,7 +63310,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_DECREF_SET(__pyx_v_fphr, ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_14));
               __pyx_t_14 = 0;
 
-              /* "rulefactory.pxi":1750
+              /* "cdec/sa/rulefactory.pxi":1750
  *                                     self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr = Phrase(fphr_arr)
  *                                 phrase_list = self.extract_phrases(e_x_low, e_x_high, e_gap_low, e_gap_high, e_links_low, num_gaps+1,             # <<<<<<<<<<<<<<
@@ -62798,7 +63322,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_XDECREF_SET(__pyx_v_phrase_list, __pyx_t_14);
               __pyx_t_14 = 0;
 
-              /* "rulefactory.pxi":1753
+              /* "cdec/sa/rulefactory.pxi":1753
  *                                                     f_x_low, f_x_high, f_gap_low, f_gap_high, f_links_low, matching.sent_id,
  *                                                     e_sent_len, e_sent_start)
  *                                 if len(phrase_list) > 0:             # <<<<<<<<<<<<<<
@@ -62809,7 +63333,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_9 = ((__pyx_t_13 > 0) != 0);
               if (__pyx_t_9) {
 
-                /* "rulefactory.pxi":1754
+                /* "cdec/sa/rulefactory.pxi":1754
  *                                                     e_sent_len, e_sent_start)
  *                                 if len(phrase_list) > 0:
  *                                     pair_count = 1.0 / len(phrase_list)             # <<<<<<<<<<<<<<
@@ -62832,7 +63356,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               }
               /*else*/ {
 
-                /* "rulefactory.pxi":1756
+                /* "cdec/sa/rulefactory.pxi":1756
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  *                                     pair_count = 0             # <<<<<<<<<<<<<<
@@ -62843,7 +63367,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               }
               __pyx_L111:;
 
-              /* "rulefactory.pxi":1757
+              /* "cdec/sa/rulefactory.pxi":1757
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -62942,7 +63466,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __Pyx_XDECREF_SET(__pyx_v_eindexes, __pyx_t_12);
                 __pyx_t_12 = 0;
 
-                /* "rulefactory.pxi":1758
+                /* "cdec/sa/rulefactory.pxi":1758
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:
  *                                     als2 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)             # <<<<<<<<<<<<<<
@@ -62958,7 +63482,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __Pyx_XDECREF_SET(__pyx_v_als2, ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_12));
                 __pyx_t_12 = 0;
 
-                /* "rulefactory.pxi":1759
+                /* "cdec/sa/rulefactory.pxi":1759
  *                                 for phrase2, eindexes in phrase_list:
  *                                     als2 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als2)))             # <<<<<<<<<<<<<<
@@ -62992,7 +63516,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_t_8 = __Pyx_PyObject_Append(__pyx_v_extracts, __pyx_t_4); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1759; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-                /* "rulefactory.pxi":1757
+                /* "cdec/sa/rulefactory.pxi":1757
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -63008,7 +63532,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L87:;
 
-          /* "rulefactory.pxi":1761
+          /* "cdec/sa/rulefactory.pxi":1761
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als2)))
  * 
  *                         if (f_back_high == f_high and             # <<<<<<<<<<<<<<
@@ -63024,7 +63548,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L118_next_and:;
 
-          /* "rulefactory.pxi":1762
+          /* "cdec/sa/rulefactory.pxi":1762
  * 
  *                         if (f_back_high == f_high and
  *                             f_sent_len - f_high >= self.train_min_gap_size and             # <<<<<<<<<<<<<<
@@ -63040,7 +63564,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L119_next_and:;
 
-          /* "rulefactory.pxi":1763
+          /* "cdec/sa/rulefactory.pxi":1763
  *                         if (f_back_high == f_high and
  *                             f_sent_len - f_high >= self.train_min_gap_size and
  *                             ((not self.tight_phrases) or (f_links_low[f_high] != -1 and f_links_low[f_back_low] != -1))):             # <<<<<<<<<<<<<<
@@ -63068,7 +63592,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __pyx_L117_bool_binop_done:;
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1764
+            /* "cdec/sa/rulefactory.pxi":1764
  *                             f_sent_len - f_high >= self.train_min_gap_size and
  *                             ((not self.tight_phrases) or (f_links_low[f_high] != -1 and f_links_low[f_back_low] != -1))):
  *                             f_x_high = f_high+self.train_min_gap_size             # <<<<<<<<<<<<<<
@@ -63077,7 +63601,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_f_x_high = (__pyx_v_f_high + __pyx_v_self->train_min_gap_size);
 
-            /* "rulefactory.pxi":1765
+            /* "cdec/sa/rulefactory.pxi":1765
  *                             ((not self.tight_phrases) or (f_links_low[f_high] != -1 and f_links_low[f_back_low] != -1))):
  *                             f_x_high = f_high+self.train_min_gap_size
  *                             met_constraints = 1             # <<<<<<<<<<<<<<
@@ -63086,7 +63610,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_met_constraints = 1;
 
-            /* "rulefactory.pxi":1766
+            /* "cdec/sa/rulefactory.pxi":1766
  *                             f_x_high = f_high+self.train_min_gap_size
  *                             met_constraints = 1
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -63096,7 +63620,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_9 = (__pyx_v_self->tight_phrases != 0);
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1767
+              /* "cdec/sa/rulefactory.pxi":1767
  *                             met_constraints = 1
  *                             if self.tight_phrases:
  *                                 while f_x_high <= f_sent_len and f_links_low[f_x_high-1] == -1:             # <<<<<<<<<<<<<<
@@ -63117,7 +63641,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_L125_bool_binop_done:;
                 if (!__pyx_t_9) break;
 
-                /* "rulefactory.pxi":1768
+                /* "cdec/sa/rulefactory.pxi":1768
  *                             if self.tight_phrases:
  *                                 while f_x_high <= f_sent_len and f_links_low[f_x_high-1] == -1:
  *                                     f_x_high = f_x_high + 1             # <<<<<<<<<<<<<<
@@ -63130,7 +63654,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L122:;
 
-            /* "rulefactory.pxi":1769
+            /* "cdec/sa/rulefactory.pxi":1769
  *                                 while f_x_high <= f_sent_len and f_links_low[f_x_high-1] == -1:
  *                                     f_x_high = f_x_high + 1
  *                             if f_x_high > f_sent_len or f_x_high - f_back_low > self.train_max_initial_size:             # <<<<<<<<<<<<<<
@@ -63150,7 +63674,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_L128_bool_binop_done:;
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1770
+              /* "cdec/sa/rulefactory.pxi":1770
  *                                     f_x_high = f_x_high + 1
  *                             if f_x_high > f_sent_len or f_x_high - f_back_low > self.train_max_initial_size:
  *                                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -63162,7 +63686,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L127:;
 
-            /* "rulefactory.pxi":1772
+            /* "cdec/sa/rulefactory.pxi":1772
  *                                 met_constraints = 0
  * 
  *                             if (met_constraints and             # <<<<<<<<<<<<<<
@@ -63178,7 +63702,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L132_next_and:;
 
-            /* "rulefactory.pxi":1773
+            /* "cdec/sa/rulefactory.pxi":1773
  * 
  *                             if (met_constraints and
  *                                 self.find_fixpoint(f_back_low, f_x_high,             # <<<<<<<<<<<<<<
@@ -63188,7 +63712,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_14 = __Pyx_PyInt_From_int(__pyx_v_f_x_high); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1773; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_14);
 
-            /* "rulefactory.pxi":1777
+            /* "cdec/sa/rulefactory.pxi":1777
  *                                             e_low, e_high, &e_x_low, &e_x_high, &f_x_low, &f_x_high,
  *                                             f_sent_len, e_sent_len,
  *                                             self.train_max_initial_size, self.train_max_initial_size,             # <<<<<<<<<<<<<<
@@ -63205,7 +63729,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L133_next_and:;
 
-            /* "rulefactory.pxi":1779
+            /* "cdec/sa/rulefactory.pxi":1779
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             1, 1, 1, 0, 1, 1, 0) and
  *                                 ((not self.tight_phrases) or f_links_low[f_x_high-1] != -1) and             # <<<<<<<<<<<<<<
@@ -63228,7 +63752,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L134_next_and:;
 
-            /* "rulefactory.pxi":1780
+            /* "cdec/sa/rulefactory.pxi":1780
  *                                             1, 1, 1, 0, 1, 1, 0) and
  *                                 ((not self.tight_phrases) or f_links_low[f_x_high-1] != -1) and
  *                                 self.find_fixpoint(f_high, f_x_high,             # <<<<<<<<<<<<<<
@@ -63238,7 +63762,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_14 = __Pyx_PyInt_From_int(__pyx_v_f_x_high); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1780; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_14);
 
-            /* "rulefactory.pxi":1785
+            /* "cdec/sa/rulefactory.pxi":1785
  *                                             f_gap_low+gap_start+num_gaps, f_gap_high+gap_start+num_gaps,
  *                                             f_sent_len, e_sent_len,
  *                                             self.train_max_initial_size, self.train_max_initial_size,             # <<<<<<<<<<<<<<
@@ -63251,7 +63775,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_L131_bool_binop_done:;
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1787
+              /* "cdec/sa/rulefactory.pxi":1787
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()             # <<<<<<<<<<<<<<
@@ -63260,7 +63784,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_clear(__pyx_v_fphr_arr);
 
-              /* "rulefactory.pxi":1788
+              /* "cdec/sa/rulefactory.pxi":1788
  *                                             0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()
  *                                 i = 1             # <<<<<<<<<<<<<<
@@ -63269,7 +63793,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               __pyx_v_i = 1;
 
-              /* "rulefactory.pxi":1789
+              /* "cdec/sa/rulefactory.pxi":1789
  *                                 fphr_arr._clear()
  *                                 i = 1
  *                                 self.findexes.reset()             # <<<<<<<<<<<<<<
@@ -63298,7 +63822,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-              /* "rulefactory.pxi":1790
+              /* "cdec/sa/rulefactory.pxi":1790
  *                                 i = 1
  *                                 self.findexes.reset()
  *                                 if f_back_low < f_low:             # <<<<<<<<<<<<<<
@@ -63308,7 +63832,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_9 = ((__pyx_v_f_back_low < __pyx_v_f_low) != 0);
               if (__pyx_t_9) {
 
-                /* "rulefactory.pxi":1791
+                /* "cdec/sa/rulefactory.pxi":1791
  *                                 self.findexes.reset()
  *                                 if f_back_low < f_low:
  *                                     fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -63317,7 +63841,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
                 ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-                /* "rulefactory.pxi":1792
+                /* "cdec/sa/rulefactory.pxi":1792
  *                                 if f_back_low < f_low:
  *                                     fphr_arr._append(sym_setindex(self.category, i))
  *                                     i = i+1             # <<<<<<<<<<<<<<
@@ -63326,7 +63850,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
                 __pyx_v_i = (__pyx_v_i + 1);
 
-                /* "rulefactory.pxi":1793
+                /* "cdec/sa/rulefactory.pxi":1793
  *                                     fphr_arr._append(sym_setindex(self.category, i))
  *                                     i = i+1
  *                                     self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -63341,7 +63865,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               }
               __pyx_L136:;
 
-              /* "rulefactory.pxi":1794
+              /* "cdec/sa/rulefactory.pxi":1794
  *                                     i = i+1
  *                                     self.findexes.append(sym_setindex(self.category, i))
  *                                 self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
@@ -63377,7 +63901,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-              /* "rulefactory.pxi":1795
+              /* "cdec/sa/rulefactory.pxi":1795
  *                                     self.findexes.append(sym_setindex(self.category, i))
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:             # <<<<<<<<<<<<<<
@@ -63387,7 +63911,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_2 = __pyx_v_phrase->n;
               for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_2; __pyx_v_j++) {
 
-                /* "rulefactory.pxi":1796
+                /* "cdec/sa/rulefactory.pxi":1796
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):             # <<<<<<<<<<<<<<
@@ -63397,7 +63921,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_t_9 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_phrase->syms[__pyx_v_j])) != 0);
                 if (__pyx_t_9) {
 
-                  /* "rulefactory.pxi":1797
+                  /* "cdec/sa/rulefactory.pxi":1797
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -63406,7 +63930,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
                   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-                  /* "rulefactory.pxi":1798
+                  /* "cdec/sa/rulefactory.pxi":1798
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))
  *                                         i = i + 1             # <<<<<<<<<<<<<<
@@ -63418,7 +63942,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 }
                 /*else*/ {
 
-                  /* "rulefactory.pxi":1800
+                  /* "cdec/sa/rulefactory.pxi":1800
  *                                         i = i + 1
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -63430,7 +63954,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_L139:;
               }
 
-              /* "rulefactory.pxi":1801
+              /* "cdec/sa/rulefactory.pxi":1801
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -63439,7 +63963,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-              /* "rulefactory.pxi":1802
+              /* "cdec/sa/rulefactory.pxi":1802
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -63451,7 +63975,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_8 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_14); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1802; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-              /* "rulefactory.pxi":1803
+              /* "cdec/sa/rulefactory.pxi":1803
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr = Phrase(fphr_arr)             # <<<<<<<<<<<<<<
@@ -63469,7 +63993,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_DECREF_SET(__pyx_v_fphr, ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_4));
               __pyx_t_4 = 0;
 
-              /* "rulefactory.pxi":1804
+              /* "cdec/sa/rulefactory.pxi":1804
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr = Phrase(fphr_arr)
  *                                 phrase_list = self.extract_phrases(e_x_low, e_x_high, e_gap_low+gap_start, e_gap_high+gap_start, e_links_low, num_gaps+1,             # <<<<<<<<<<<<<<
@@ -63481,7 +64005,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_XDECREF_SET(__pyx_v_phrase_list, __pyx_t_4);
               __pyx_t_4 = 0;
 
-              /* "rulefactory.pxi":1807
+              /* "cdec/sa/rulefactory.pxi":1807
  *                                                     f_x_low, f_x_high, f_gap_low+gap_start, f_gap_high+gap_start, f_links_low,
  *                                                     matching.sent_id, e_sent_len, e_sent_start)
  *                                 if len(phrase_list) > 0:             # <<<<<<<<<<<<<<
@@ -63492,7 +64016,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_9 = ((__pyx_t_13 > 0) != 0);
               if (__pyx_t_9) {
 
-                /* "rulefactory.pxi":1808
+                /* "cdec/sa/rulefactory.pxi":1808
  *                                                     matching.sent_id, e_sent_len, e_sent_start)
  *                                 if len(phrase_list) > 0:
  *                                     pair_count = 1.0 / len(phrase_list)             # <<<<<<<<<<<<<<
@@ -63515,7 +64039,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               }
               /*else*/ {
 
-                /* "rulefactory.pxi":1810
+                /* "cdec/sa/rulefactory.pxi":1810
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  *                                     pair_count = 0             # <<<<<<<<<<<<<<
@@ -63526,7 +64050,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               }
               __pyx_L140:;
 
-              /* "rulefactory.pxi":1811
+              /* "cdec/sa/rulefactory.pxi":1811
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -63625,7 +64149,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __Pyx_XDECREF_SET(__pyx_v_eindexes, __pyx_t_3);
                 __pyx_t_3 = 0;
 
-                /* "rulefactory.pxi":1812
+                /* "cdec/sa/rulefactory.pxi":1812
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:
  *                                     als3 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)             # <<<<<<<<<<<<<<
@@ -63641,7 +64165,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __Pyx_XDECREF_SET(__pyx_v_als3, ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_3));
                 __pyx_t_3 = 0;
 
-                /* "rulefactory.pxi":1813
+                /* "cdec/sa/rulefactory.pxi":1813
  *                                 for phrase2, eindexes in phrase_list:
  *                                     als3 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als3)))             # <<<<<<<<<<<<<<
@@ -63675,7 +64199,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_t_8 = __Pyx_PyObject_Append(__pyx_v_extracts, __pyx_t_14); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1813; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-                /* "rulefactory.pxi":1811
+                /* "cdec/sa/rulefactory.pxi":1811
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -63691,7 +64215,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L116:;
 
-          /* "rulefactory.pxi":1814
+          /* "cdec/sa/rulefactory.pxi":1814
  *                                     als3 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als3)))
  *                         if (num_gaps < self.max_nonterminals - 1 and             # <<<<<<<<<<<<<<
@@ -63707,7 +64231,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L147_next_and:;
 
-          /* "rulefactory.pxi":1815
+          /* "cdec/sa/rulefactory.pxi":1815
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als3)))
  *                         if (num_gaps < self.max_nonterminals - 1 and
  *                             phrase_len+1 < self.max_length and             # <<<<<<<<<<<<<<
@@ -63723,7 +64247,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L148_next_and:;
 
-          /* "rulefactory.pxi":1816
+          /* "cdec/sa/rulefactory.pxi":1816
  *                         if (num_gaps < self.max_nonterminals - 1 and
  *                             phrase_len+1 < self.max_length and
  *                             f_back_high == f_high and             # <<<<<<<<<<<<<<
@@ -63739,7 +64263,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L149_next_and:;
 
-          /* "rulefactory.pxi":1817
+          /* "cdec/sa/rulefactory.pxi":1817
  *                             phrase_len+1 < self.max_length and
  *                             f_back_high == f_high and
  *                             f_back_low == f_low and             # <<<<<<<<<<<<<<
@@ -63755,7 +64279,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L150_next_and:;
 
-          /* "rulefactory.pxi":1818
+          /* "cdec/sa/rulefactory.pxi":1818
  *                             f_back_high == f_high and
  *                             f_back_low == f_low and
  *                             f_back_high - f_back_low + (2*self.train_min_gap_size) <= self.train_max_initial_size and             # <<<<<<<<<<<<<<
@@ -63771,7 +64295,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L151_next_and:;
 
-          /* "rulefactory.pxi":1819
+          /* "cdec/sa/rulefactory.pxi":1819
  *                             f_back_low == f_low and
  *                             f_back_high - f_back_low + (2*self.train_min_gap_size) <= self.train_max_initial_size and
  *                             f_low >= self.train_min_gap_size and             # <<<<<<<<<<<<<<
@@ -63787,7 +64311,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L152_next_and:;
 
-          /* "rulefactory.pxi":1820
+          /* "cdec/sa/rulefactory.pxi":1820
  *                             f_back_high - f_back_low + (2*self.train_min_gap_size) <= self.train_max_initial_size and
  *                             f_low >= self.train_min_gap_size and
  *                             f_high <= f_sent_len - self.train_min_gap_size and             # <<<<<<<<<<<<<<
@@ -63803,7 +64327,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           }
           __pyx_L153_next_and:;
 
-          /* "rulefactory.pxi":1821
+          /* "cdec/sa/rulefactory.pxi":1821
  *                             f_low >= self.train_min_gap_size and
  *                             f_high <= f_sent_len - self.train_min_gap_size and
  *                             ((not self.tight_phrases) or (f_links_low[f_low-1] != -1 and f_links_low[f_high] != -1))):             # <<<<<<<<<<<<<<
@@ -63831,7 +64355,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
           __pyx_L146_bool_binop_done:;
           if (__pyx_t_9) {
 
-            /* "rulefactory.pxi":1823
+            /* "cdec/sa/rulefactory.pxi":1823
  *                             ((not self.tight_phrases) or (f_links_low[f_low-1] != -1 and f_links_low[f_high] != -1))):
  * 
  *                             met_constraints = 1             # <<<<<<<<<<<<<<
@@ -63840,7 +64364,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_met_constraints = 1;
 
-            /* "rulefactory.pxi":1824
+            /* "cdec/sa/rulefactory.pxi":1824
  * 
  *                             met_constraints = 1
  *                             f_x_low = f_low-self.train_min_gap_size             # <<<<<<<<<<<<<<
@@ -63849,7 +64373,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_f_x_low = (__pyx_v_f_low - __pyx_v_self->train_min_gap_size);
 
-            /* "rulefactory.pxi":1825
+            /* "cdec/sa/rulefactory.pxi":1825
  *                             met_constraints = 1
  *                             f_x_low = f_low-self.train_min_gap_size
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -63859,7 +64383,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_9 = (__pyx_v_self->tight_phrases != 0);
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1826
+              /* "cdec/sa/rulefactory.pxi":1826
  *                             f_x_low = f_low-self.train_min_gap_size
  *                             if self.tight_phrases:
  *                                 while f_x_low >= 0 and f_links_low[f_x_low] == -1:             # <<<<<<<<<<<<<<
@@ -63880,7 +64404,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_L159_bool_binop_done:;
                 if (!__pyx_t_9) break;
 
-                /* "rulefactory.pxi":1827
+                /* "cdec/sa/rulefactory.pxi":1827
  *                             if self.tight_phrases:
  *                                 while f_x_low >= 0 and f_links_low[f_x_low] == -1:
  *                                     f_x_low = f_x_low - 1             # <<<<<<<<<<<<<<
@@ -63893,7 +64417,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L156:;
 
-            /* "rulefactory.pxi":1828
+            /* "cdec/sa/rulefactory.pxi":1828
  *                                 while f_x_low >= 0 and f_links_low[f_x_low] == -1:
  *                                     f_x_low = f_x_low - 1
  *                             if f_x_low < 0:             # <<<<<<<<<<<<<<
@@ -63903,7 +64427,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_9 = ((__pyx_v_f_x_low < 0) != 0);
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1829
+              /* "cdec/sa/rulefactory.pxi":1829
  *                                     f_x_low = f_x_low - 1
  *                             if f_x_low < 0:
  *                                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -63915,7 +64439,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L161:;
 
-            /* "rulefactory.pxi":1831
+            /* "cdec/sa/rulefactory.pxi":1831
  *                                 met_constraints = 0
  * 
  *                             f_x_high = f_high+self.train_min_gap_size             # <<<<<<<<<<<<<<
@@ -63924,7 +64448,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
             __pyx_v_f_x_high = (__pyx_v_f_high + __pyx_v_self->train_min_gap_size);
 
-            /* "rulefactory.pxi":1832
+            /* "cdec/sa/rulefactory.pxi":1832
  * 
  *                             f_x_high = f_high+self.train_min_gap_size
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -63934,7 +64458,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_9 = (__pyx_v_self->tight_phrases != 0);
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1833
+              /* "cdec/sa/rulefactory.pxi":1833
  *                             f_x_high = f_high+self.train_min_gap_size
  *                             if self.tight_phrases:
  *                                 while f_x_high <= f_sent_len and f_links_low[f_x_high-1] == -1:             # <<<<<<<<<<<<<<
@@ -63955,7 +64479,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_L165_bool_binop_done:;
                 if (!__pyx_t_9) break;
 
-                /* "rulefactory.pxi":1834
+                /* "cdec/sa/rulefactory.pxi":1834
  *                             if self.tight_phrases:
  *                                 while f_x_high <= f_sent_len and f_links_low[f_x_high-1] == -1:
  *                                     f_x_high = f_x_high + 1             # <<<<<<<<<<<<<<
@@ -63968,7 +64492,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L162:;
 
-            /* "rulefactory.pxi":1835
+            /* "cdec/sa/rulefactory.pxi":1835
  *                                 while f_x_high <= f_sent_len and f_links_low[f_x_high-1] == -1:
  *                                     f_x_high = f_x_high + 1
  *                             if f_x_high > f_sent_len or f_x_high - f_x_low > self.train_max_initial_size:             # <<<<<<<<<<<<<<
@@ -63988,7 +64512,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_L168_bool_binop_done:;
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1836
+              /* "cdec/sa/rulefactory.pxi":1836
  *                                     f_x_high = f_x_high + 1
  *                             if f_x_high > f_sent_len or f_x_high - f_x_low > self.train_max_initial_size:
  *                                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -64000,7 +64524,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L167:;
 
-            /* "rulefactory.pxi":1838
+            /* "cdec/sa/rulefactory.pxi":1838
  *                                 met_constraints = 0
  * 
  *                             if (met_constraints and             # <<<<<<<<<<<<<<
@@ -64016,7 +64540,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L172_next_and:;
 
-            /* "rulefactory.pxi":1839
+            /* "cdec/sa/rulefactory.pxi":1839
  * 
  *                             if (met_constraints and
  *                                 (self.find_fixpoint(f_x_low, f_x_high,             # <<<<<<<<<<<<<<
@@ -64026,7 +64550,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_f_x_high); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1839; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_4);
 
-            /* "rulefactory.pxi":1844
+            /* "cdec/sa/rulefactory.pxi":1844
  *                                                 f_sent_len, e_sent_len,
  *                                                 self.train_max_initial_size, self.train_max_initial_size,
  *                                                 1, 1, 2, 1, 1, 1, 1) == 1) and             # <<<<<<<<<<<<<<
@@ -64043,7 +64567,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L173_next_and:;
 
-            /* "rulefactory.pxi":1845
+            /* "cdec/sa/rulefactory.pxi":1845
  *                                                 self.train_max_initial_size, self.train_max_initial_size,
  *                                                 1, 1, 2, 1, 1, 1, 1) == 1) and
  *                                 ((not self.tight_phrases) or (f_links_low[f_x_low] != -1 and f_links_low[f_x_high-1] != -1)) and             # <<<<<<<<<<<<<<
@@ -64074,7 +64598,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L174_next_and:;
 
-            /* "rulefactory.pxi":1846
+            /* "cdec/sa/rulefactory.pxi":1846
  *                                                 1, 1, 2, 1, 1, 1, 1) == 1) and
  *                                 ((not self.tight_phrases) or (f_links_low[f_x_low] != -1 and f_links_low[f_x_high-1] != -1)) and
  *                                 self.find_fixpoint(f_x_low, f_low,             # <<<<<<<<<<<<<<
@@ -64084,7 +64608,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_f_low); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1846; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_4);
 
-            /* "rulefactory.pxi":1850
+            /* "cdec/sa/rulefactory.pxi":1850
  *                                                 -1, -1, e_gap_low, e_gap_high, f_gap_low, f_gap_high,
  *                                                 f_sent_len, e_sent_len,
  *                                                 self.train_max_initial_size, self.train_max_initial_size,             # <<<<<<<<<<<<<<
@@ -64101,7 +64625,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             }
             __pyx_L177_next_and:;
 
-            /* "rulefactory.pxi":1852
+            /* "cdec/sa/rulefactory.pxi":1852
  *                                                 self.train_max_initial_size, self.train_max_initial_size,
  *                                                 0, 0, 0, 0, 0, 0, 0) and
  *                                 self.find_fixpoint(f_high, f_x_high,             # <<<<<<<<<<<<<<
@@ -64111,7 +64635,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_f_x_high); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1852; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_4);
 
-            /* "rulefactory.pxi":1857
+            /* "cdec/sa/rulefactory.pxi":1857
  *                                                 f_gap_low+1+num_gaps, f_gap_high+1+num_gaps,
  *                                                 f_sent_len, e_sent_len,
  *                                                 self.train_max_initial_size, self.train_max_initial_size,             # <<<<<<<<<<<<<<
@@ -64124,7 +64648,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
             __pyx_L171_bool_binop_done:;
             if (__pyx_t_9) {
 
-              /* "rulefactory.pxi":1859
+              /* "cdec/sa/rulefactory.pxi":1859
  *                                                 self.train_max_initial_size, self.train_max_initial_size,
  *                                                 0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()             # <<<<<<<<<<<<<<
@@ -64133,7 +64657,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_clear(__pyx_v_fphr_arr);
 
-              /* "rulefactory.pxi":1860
+              /* "cdec/sa/rulefactory.pxi":1860
  *                                                 0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()
  *                                 i = 1             # <<<<<<<<<<<<<<
@@ -64142,7 +64666,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               __pyx_v_i = 1;
 
-              /* "rulefactory.pxi":1861
+              /* "cdec/sa/rulefactory.pxi":1861
  *                                 fphr_arr._clear()
  *                                 i = 1
  *                                 self.findexes.reset()             # <<<<<<<<<<<<<<
@@ -64171,7 +64695,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
               __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-              /* "rulefactory.pxi":1862
+              /* "cdec/sa/rulefactory.pxi":1862
  *                                 i = 1
  *                                 self.findexes.reset()
  *                                 self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -64183,7 +64707,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_8 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_4); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1862; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-              /* "rulefactory.pxi":1863
+              /* "cdec/sa/rulefactory.pxi":1863
  *                                 self.findexes.reset()
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -64192,7 +64716,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-              /* "rulefactory.pxi":1864
+              /* "cdec/sa/rulefactory.pxi":1864
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1             # <<<<<<<<<<<<<<
@@ -64201,7 +64725,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               __pyx_v_i = (__pyx_v_i + 1);
 
-              /* "rulefactory.pxi":1865
+              /* "cdec/sa/rulefactory.pxi":1865
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
@@ -64237,7 +64761,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
               __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-              /* "rulefactory.pxi":1866
+              /* "cdec/sa/rulefactory.pxi":1866
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:             # <<<<<<<<<<<<<<
@@ -64247,7 +64771,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_2 = __pyx_v_phrase->n;
               for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_2; __pyx_v_j++) {
 
-                /* "rulefactory.pxi":1867
+                /* "cdec/sa/rulefactory.pxi":1867
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):             # <<<<<<<<<<<<<<
@@ -64257,7 +64781,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_t_9 = (__pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_phrase->syms[__pyx_v_j])) != 0);
                 if (__pyx_t_9) {
 
-                  /* "rulefactory.pxi":1868
+                  /* "cdec/sa/rulefactory.pxi":1868
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -64266,7 +64790,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
                   ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-                  /* "rulefactory.pxi":1869
+                  /* "cdec/sa/rulefactory.pxi":1869
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))
  *                                         i = i + 1             # <<<<<<<<<<<<<<
@@ -64278,7 +64802,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 }
                 /*else*/ {
 
-                  /* "rulefactory.pxi":1871
+                  /* "cdec/sa/rulefactory.pxi":1871
  *                                         i = i + 1
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -64290,7 +64814,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_L180:;
               }
 
-              /* "rulefactory.pxi":1872
+              /* "cdec/sa/rulefactory.pxi":1872
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -64299,7 +64823,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
               ((struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_4cdec_2sa_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-              /* "rulefactory.pxi":1873
+              /* "cdec/sa/rulefactory.pxi":1873
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -64311,7 +64835,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_8 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_4); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1873; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-              /* "rulefactory.pxi":1874
+              /* "cdec/sa/rulefactory.pxi":1874
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr = Phrase(fphr_arr)             # <<<<<<<<<<<<<<
@@ -64329,7 +64853,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_DECREF_SET(__pyx_v_fphr, ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_14));
               __pyx_t_14 = 0;
 
-              /* "rulefactory.pxi":1875
+              /* "cdec/sa/rulefactory.pxi":1875
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr = Phrase(fphr_arr)
  *                                 phrase_list = self.extract_phrases(e_x_low, e_x_high, e_gap_low, e_gap_high, e_links_low, num_gaps+2,             # <<<<<<<<<<<<<<
@@ -64341,7 +64865,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __Pyx_XDECREF_SET(__pyx_v_phrase_list, __pyx_t_14);
               __pyx_t_14 = 0;
 
-              /* "rulefactory.pxi":1878
+              /* "cdec/sa/rulefactory.pxi":1878
  *                                                     f_x_low, f_x_high, f_gap_low, f_gap_high, f_links_low,
  *                                                     matching.sent_id, e_sent_len, e_sent_start)
  *                                 if len(phrase_list) > 0:             # <<<<<<<<<<<<<<
@@ -64352,7 +64876,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               __pyx_t_9 = ((__pyx_t_13 > 0) != 0);
               if (__pyx_t_9) {
 
-                /* "rulefactory.pxi":1879
+                /* "cdec/sa/rulefactory.pxi":1879
  *                                                     matching.sent_id, e_sent_len, e_sent_start)
  *                                 if len(phrase_list) > 0:
  *                                     pair_count = 1.0 / len(phrase_list)             # <<<<<<<<<<<<<<
@@ -64375,7 +64899,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               }
               /*else*/ {
 
-                /* "rulefactory.pxi":1881
+                /* "cdec/sa/rulefactory.pxi":1881
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  *                                     pair_count = 0             # <<<<<<<<<<<<<<
@@ -64386,7 +64910,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
               }
               __pyx_L181:;
 
-              /* "rulefactory.pxi":1882
+              /* "cdec/sa/rulefactory.pxi":1882
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -64485,7 +65009,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __Pyx_XDECREF_SET(__pyx_v_eindexes, __pyx_t_12);
                 __pyx_t_12 = 0;
 
-                /* "rulefactory.pxi":1883
+                /* "cdec/sa/rulefactory.pxi":1883
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:
  *                                     als4 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)             # <<<<<<<<<<<<<<
@@ -64501,7 +65025,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __Pyx_XDECREF_SET(__pyx_v_als4, ((struct __pyx_obj_4cdec_2sa_3_sa_IntList *)__pyx_t_12));
                 __pyx_t_12 = 0;
 
-                /* "rulefactory.pxi":1884
+                /* "cdec/sa/rulefactory.pxi":1884
  *                                 for phrase2, eindexes in phrase_list:
  *                                     als4 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als4)))             # <<<<<<<<<<<<<<
@@ -64535,7 +65059,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
                 __pyx_t_8 = __Pyx_PyObject_Append(__pyx_v_extracts, __pyx_t_4); if (unlikely(__pyx_t_8 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1884; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-                /* "rulefactory.pxi":1882
+                /* "cdec/sa/rulefactory.pxi":1882
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -64560,7 +65084,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
     }
     /*else*/ {
 
-      /* "rulefactory.pxi":1886
+      /* "cdec/sa/rulefactory.pxi":1886
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als4)))
  *             else:
  *                 reason_for_failure = "Unable to extract basic phrase"             # <<<<<<<<<<<<<<
@@ -64575,7 +65099,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   }
   __pyx_L45:;
 
-  /* "rulefactory.pxi":1888
+  /* "cdec/sa/rulefactory.pxi":1888
  *                 reason_for_failure = "Unable to extract basic phrase"
  * 
  *         free(sent_links)             # <<<<<<<<<<<<<<
@@ -64584,7 +65108,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   free(__pyx_v_sent_links);
 
-  /* "rulefactory.pxi":1889
+  /* "cdec/sa/rulefactory.pxi":1889
  * 
  *         free(sent_links)
  *         free(f_links_low)             # <<<<<<<<<<<<<<
@@ -64593,7 +65117,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   free(__pyx_v_f_links_low);
 
-  /* "rulefactory.pxi":1890
+  /* "cdec/sa/rulefactory.pxi":1890
  *         free(sent_links)
  *         free(f_links_low)
  *         free(f_links_high)             # <<<<<<<<<<<<<<
@@ -64602,7 +65126,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   free(__pyx_v_f_links_high);
 
-  /* "rulefactory.pxi":1891
+  /* "cdec/sa/rulefactory.pxi":1891
  *         free(f_links_low)
  *         free(f_links_high)
  *         free(e_links_low)             # <<<<<<<<<<<<<<
@@ -64611,7 +65135,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   free(__pyx_v_e_links_low);
 
-  /* "rulefactory.pxi":1892
+  /* "cdec/sa/rulefactory.pxi":1892
  *         free(f_links_high)
  *         free(e_links_low)
  *         free(e_links_high)             # <<<<<<<<<<<<<<
@@ -64620,7 +65144,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   free(__pyx_v_e_links_high);
 
-  /* "rulefactory.pxi":1893
+  /* "cdec/sa/rulefactory.pxi":1893
  *         free(e_links_low)
  *         free(e_links_high)
  *         free(f_gap_low)             # <<<<<<<<<<<<<<
@@ -64629,7 +65153,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   free(__pyx_v_f_gap_low);
 
-  /* "rulefactory.pxi":1894
+  /* "cdec/sa/rulefactory.pxi":1894
  *         free(e_links_high)
  *         free(f_gap_low)
  *         free(f_gap_high)             # <<<<<<<<<<<<<<
@@ -64638,7 +65162,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   free(__pyx_v_f_gap_high);
 
-  /* "rulefactory.pxi":1895
+  /* "cdec/sa/rulefactory.pxi":1895
  *         free(f_gap_low)
  *         free(f_gap_high)
  *         free(e_gap_low)             # <<<<<<<<<<<<<<
@@ -64647,7 +65171,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   free(__pyx_v_e_gap_low);
 
-  /* "rulefactory.pxi":1896
+  /* "cdec/sa/rulefactory.pxi":1896
  *         free(f_gap_high)
  *         free(e_gap_low)
  *         free(e_gap_high)             # <<<<<<<<<<<<<<
@@ -64656,7 +65180,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
  */
   free(__pyx_v_e_gap_high);
 
-  /* "rulefactory.pxi":1898
+  /* "cdec/sa/rulefactory.pxi":1898
  *         free(e_gap_high)
  * 
  *         return extracts             # <<<<<<<<<<<<<<
@@ -64668,7 +65192,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   __pyx_r = __pyx_v_extracts;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":1493
+  /* "cdec/sa/rulefactory.pxi":1493
  *         return ret
  * 
  *     cdef extract(self, Phrase phrase, Matching* matching, int* chunklen, int num_chunks):             # <<<<<<<<<<<<<<
@@ -64705,7 +65229,7 @@ static PyObject *__pyx_f_4cdec_2sa_3_sa_23HieroCachingRuleFactory_extract(struct
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":1906
+/* "cdec/sa/rulefactory.pxi":1906
  *     # Aggregate stats from a training instance
  *     # (Extract rules, update counts)
  *     def add_instance(self, f_words, e_words, alignment, ctx_name=None):             # <<<<<<<<<<<<<<
@@ -64795,7 +65319,7 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_26add_instanc
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":1940
+/* "cdec/sa/rulefactory.pxi":1940
  *         # f_ i and j are current, e_ i and j are previous
  *         # We care _considering_ f_j, so it is not yet in counts
  *         def extract(f_i, f_j, e_i, e_j, min_bound, wc, links, nt, nt_open):             # <<<<<<<<<<<<<<
@@ -64929,8 +65453,8 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
 }
 
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instance_extract(PyObject *__pyx_self, PyObject *__pyx_v_f_i, PyObject *__pyx_v_f_j, PyObject *__pyx_v_e_i, PyObject *__pyx_v_e_j, PyObject *__pyx_v_min_bound, PyObject *__pyx_v_wc, PyObject *__pyx_v_links, PyObject *__pyx_v_nt, PyObject *__pyx_v_nt_open) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *__pyx_cur_scope;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *__pyx_outer_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *__pyx_outer_scope;
   PyObject *__pyx_v_link_i = NULL;
   PyObject *__pyx_v_link_j = NULL;
   PyObject *__pyx_v_new_e_i = NULL;
@@ -64963,10 +65487,10 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("extract", 0);
-  __pyx_outer_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *) __Pyx_CyFunction_GetClosure(__pyx_self);
+  __pyx_outer_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *) __Pyx_CyFunction_GetClosure(__pyx_self);
   __pyx_cur_scope = __pyx_outer_scope;
 
-  /* "rulefactory.pxi":1942
+  /* "cdec/sa/rulefactory.pxi":1942
  *         def extract(f_i, f_j, e_i, e_j, min_bound, wc, links, nt, nt_open):
  *             # Phrase extraction limits
  *             if f_j > (f_len - 1) or (f_j - f_i) + 1 > self.max_initial_size:             # <<<<<<<<<<<<<<
@@ -65004,7 +65528,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __pyx_L4_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":1943
+    /* "cdec/sa/rulefactory.pxi":1943
  *             # Phrase extraction limits
  *             if f_j > (f_len - 1) or (f_j - f_i) + 1 > self.max_initial_size:
  *                 return             # <<<<<<<<<<<<<<
@@ -65016,7 +65540,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":1945
+  /* "cdec/sa/rulefactory.pxi":1945
  *                 return
  *             # Unaligned word
  *             if not al[f_j]:             # <<<<<<<<<<<<<<
@@ -65031,7 +65555,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __pyx_t_4 = ((!__pyx_t_1) != 0);
   if (__pyx_t_4) {
 
-    /* "rulefactory.pxi":1947
+    /* "cdec/sa/rulefactory.pxi":1947
  *             if not al[f_j]:
  *                 # Adjacent to non-terminal: extend (non-terminal now open)
  *                 if nt and nt[-1][2] == f_j - 1:             # <<<<<<<<<<<<<<
@@ -65062,7 +65586,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __pyx_L8_bool_binop_done:;
     if (__pyx_t_4) {
 
-      /* "rulefactory.pxi":1948
+      /* "cdec/sa/rulefactory.pxi":1948
  *                 # Adjacent to non-terminal: extend (non-terminal now open)
  *                 if nt and nt[-1][2] == f_j - 1:
  *                     nt[-1][2] += 1             # <<<<<<<<<<<<<<
@@ -65081,7 +65605,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":1949
+      /* "cdec/sa/rulefactory.pxi":1949
  *                 if nt and nt[-1][2] == f_j - 1:
  *                     nt[-1][2] += 1
  *                     extract(f_i, f_j + 1, e_i, e_j, min_bound, wc, links, nt, True)             # <<<<<<<<<<<<<<
@@ -65096,7 +65620,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-      /* "rulefactory.pxi":1950
+      /* "cdec/sa/rulefactory.pxi":1950
  *                     nt[-1][2] += 1
  *                     extract(f_i, f_j + 1, e_i, e_j, min_bound, wc, links, nt, True)
  *                     nt[-1][2] -= 1             # <<<<<<<<<<<<<<
@@ -65118,7 +65642,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     }
     __pyx_L7:;
 
-    /* "rulefactory.pxi":1953
+    /* "cdec/sa/rulefactory.pxi":1953
  *                 # Unless non-terminal already open, always extend with word
  *                 # Make sure adding a word doesn't exceed length
  *                 if not nt_open and wc < self.max_length:             # <<<<<<<<<<<<<<
@@ -65145,7 +65669,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __pyx_L11_bool_binop_done:;
     if (__pyx_t_4) {
 
-      /* "rulefactory.pxi":1954
+      /* "cdec/sa/rulefactory.pxi":1954
  *                 # Make sure adding a word doesn't exceed length
  *                 if not nt_open and wc < self.max_length:
  *                     extract(f_i, f_j + 1, e_i, e_j, min_bound, wc + 1, links, nt, False)             # <<<<<<<<<<<<<<
@@ -65166,7 +65690,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     }
     __pyx_L10:;
 
-    /* "rulefactory.pxi":1955
+    /* "cdec/sa/rulefactory.pxi":1955
  *                 if not nt_open and wc < self.max_length:
  *                     extract(f_i, f_j + 1, e_i, e_j, min_bound, wc + 1, links, nt, False)
  *                 return             # <<<<<<<<<<<<<<
@@ -65178,7 +65702,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":1957
+  /* "cdec/sa/rulefactory.pxi":1957
  *                 return
  *             # Aligned word
  *             link_i = fe_span[f_j][0]             # <<<<<<<<<<<<<<
@@ -65198,7 +65722,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __pyx_v_link_i = __pyx_t_3;
   __pyx_t_3 = 0;
 
-  /* "rulefactory.pxi":1958
+  /* "cdec/sa/rulefactory.pxi":1958
  *             # Aligned word
  *             link_i = fe_span[f_j][0]
  *             link_j = fe_span[f_j][1]             # <<<<<<<<<<<<<<
@@ -65218,7 +65742,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __pyx_v_link_j = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":1959
+  /* "cdec/sa/rulefactory.pxi":1959
  *             link_i = fe_span[f_j][0]
  *             link_j = fe_span[f_j][1]
  *             new_e_i = min(link_i, e_i)             # <<<<<<<<<<<<<<
@@ -65247,7 +65771,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __pyx_v_new_e_i = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":1960
+  /* "cdec/sa/rulefactory.pxi":1960
  *             link_j = fe_span[f_j][1]
  *             new_e_i = min(link_i, e_i)
  *             new_e_j = max(link_j, e_j)             # <<<<<<<<<<<<<<
@@ -65276,7 +65800,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __pyx_v_new_e_j = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":1963
+  /* "cdec/sa/rulefactory.pxi":1963
  *             # Check reverse links of newly covered words to see if they violate left
  *             # bound (return) or extend minimum right bound for chunk
  *             new_min_bound = min_bound             # <<<<<<<<<<<<<<
@@ -65286,7 +65810,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __Pyx_INCREF(__pyx_v_min_bound);
   __pyx_v_new_min_bound = __pyx_v_min_bound;
 
-  /* "rulefactory.pxi":1965
+  /* "cdec/sa/rulefactory.pxi":1965
  *             new_min_bound = min_bound
  *             # First aligned word creates span
  *             if e_j == -1:             # <<<<<<<<<<<<<<
@@ -65298,7 +65822,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   if (__pyx_t_4) {
 
-    /* "rulefactory.pxi":1966
+    /* "cdec/sa/rulefactory.pxi":1966
  *             # First aligned word creates span
  *             if e_j == -1:
  *                 for i from new_e_i <= i <= new_e_j:             # <<<<<<<<<<<<<<
@@ -65313,7 +65837,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_2);
       __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":1967
+      /* "cdec/sa/rulefactory.pxi":1967
  *             if e_j == -1:
  *                 for i from new_e_i <= i <= new_e_j:
  *                     if ef_span[i][0] < f_i:             # <<<<<<<<<<<<<<
@@ -65336,7 +65860,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       if (__pyx_t_4) {
 
-        /* "rulefactory.pxi":1968
+        /* "cdec/sa/rulefactory.pxi":1968
  *                 for i from new_e_i <= i <= new_e_j:
  *                     if ef_span[i][0] < f_i:
  *                         return             # <<<<<<<<<<<<<<
@@ -65348,7 +65872,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
         goto __pyx_L0;
       }
 
-      /* "rulefactory.pxi":1969
+      /* "cdec/sa/rulefactory.pxi":1969
  *                     if ef_span[i][0] < f_i:
  *                         return
  *                     new_min_bound = max(new_min_bound, ef_span[i][1])             # <<<<<<<<<<<<<<
@@ -65387,7 +65911,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __pyx_t_11 = __Pyx_PyInt_As_int(__pyx_v_i); if (unlikely((__pyx_t_11 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1966; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
 
-    /* "rulefactory.pxi":1966
+    /* "cdec/sa/rulefactory.pxi":1966
  *             # First aligned word creates span
  *             if e_j == -1:
  *                 for i from new_e_i <= i <= new_e_j:             # <<<<<<<<<<<<<<
@@ -65402,7 +65926,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   }
   /*else*/ {
 
-    /* "rulefactory.pxi":1972
+    /* "cdec/sa/rulefactory.pxi":1972
  *             # Other aligned words extend span
  *             else:
  *                 for i from new_e_i <= i < e_i:             # <<<<<<<<<<<<<<
@@ -65417,7 +65941,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_3);
       __pyx_t_3 = 0;
 
-      /* "rulefactory.pxi":1973
+      /* "cdec/sa/rulefactory.pxi":1973
  *             else:
  *                 for i from new_e_i <= i < e_i:
  *                     if ef_span[i][0] < f_i:             # <<<<<<<<<<<<<<
@@ -65440,7 +65964,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
       if (__pyx_t_4) {
 
-        /* "rulefactory.pxi":1974
+        /* "cdec/sa/rulefactory.pxi":1974
  *                 for i from new_e_i <= i < e_i:
  *                     if ef_span[i][0] < f_i:
  *                         return             # <<<<<<<<<<<<<<
@@ -65452,7 +65976,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
         goto __pyx_L0;
       }
 
-      /* "rulefactory.pxi":1975
+      /* "cdec/sa/rulefactory.pxi":1975
  *                     if ef_span[i][0] < f_i:
  *                         return
  *                     new_min_bound = max(new_min_bound, ef_span[i][1])             # <<<<<<<<<<<<<<
@@ -65491,7 +66015,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __pyx_t_9 = __Pyx_PyInt_As_int(__pyx_v_i); if (unlikely((__pyx_t_9 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1972; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
 
-    /* "rulefactory.pxi":1972
+    /* "cdec/sa/rulefactory.pxi":1972
  *             # Other aligned words extend span
  *             else:
  *                 for i from new_e_i <= i < e_i:             # <<<<<<<<<<<<<<
@@ -65503,7 +66027,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_5);
     __pyx_t_5 = 0;
 
-    /* "rulefactory.pxi":1976
+    /* "cdec/sa/rulefactory.pxi":1976
  *                         return
  *                     new_min_bound = max(new_min_bound, ef_span[i][1])
  *                 for i from e_j < i <= new_e_j:             # <<<<<<<<<<<<<<
@@ -65518,7 +66042,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_XDECREF_SET(__pyx_v_i, __pyx_t_5);
       __pyx_t_5 = 0;
 
-      /* "rulefactory.pxi":1977
+      /* "cdec/sa/rulefactory.pxi":1977
  *                     new_min_bound = max(new_min_bound, ef_span[i][1])
  *                 for i from e_j < i <= new_e_j:
  *                     if ef_span[i][0] < f_i:             # <<<<<<<<<<<<<<
@@ -65541,7 +66065,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
       if (__pyx_t_4) {
 
-        /* "rulefactory.pxi":1978
+        /* "cdec/sa/rulefactory.pxi":1978
  *                 for i from e_j < i <= new_e_j:
  *                     if ef_span[i][0] < f_i:
  *                         return             # <<<<<<<<<<<<<<
@@ -65553,7 +66077,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
         goto __pyx_L0;
       }
 
-      /* "rulefactory.pxi":1979
+      /* "cdec/sa/rulefactory.pxi":1979
  *                     if ef_span[i][0] < f_i:
  *                         return
  *                     new_min_bound = max(new_min_bound, ef_span[i][1])             # <<<<<<<<<<<<<<
@@ -65592,7 +66116,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __pyx_t_11 = __Pyx_PyInt_As_int(__pyx_v_i); if (unlikely((__pyx_t_11 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1976; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
 
-    /* "rulefactory.pxi":1976
+    /* "cdec/sa/rulefactory.pxi":1976
  *                         return
  *                     new_min_bound = max(new_min_bound, ef_span[i][1])
  *                 for i from e_j < i <= new_e_j:             # <<<<<<<<<<<<<<
@@ -65606,7 +66130,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   }
   __pyx_L13:;
 
-  /* "rulefactory.pxi":1981
+  /* "cdec/sa/rulefactory.pxi":1981
  *                     new_min_bound = max(new_min_bound, ef_span[i][1])
  *             # Extract, extend with word (unless non-terminal open)
  *             if not nt_open:             # <<<<<<<<<<<<<<
@@ -65617,7 +66141,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __pyx_t_7 = ((!__pyx_t_4) != 0);
   if (__pyx_t_7) {
 
-    /* "rulefactory.pxi":1982
+    /* "cdec/sa/rulefactory.pxi":1982
  *             # Extract, extend with word (unless non-terminal open)
  *             if not nt_open:
  *                 nt_collision = False             # <<<<<<<<<<<<<<
@@ -65626,7 +66150,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
  */
     __pyx_v_nt_collision = 0;
 
-    /* "rulefactory.pxi":1983
+    /* "cdec/sa/rulefactory.pxi":1983
  *             if not nt_open:
  *                 nt_collision = False
  *                 for link in al[f_j]:             # <<<<<<<<<<<<<<
@@ -65677,7 +66201,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_XDECREF_SET(__pyx_v_link, __pyx_t_2);
       __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":1984
+      /* "cdec/sa/rulefactory.pxi":1984
  *                 nt_collision = False
  *                 for link in al[f_j]:
  *                     if e_nt_cover[link]:             # <<<<<<<<<<<<<<
@@ -65695,7 +66219,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       if (__pyx_t_7) {
 
-        /* "rulefactory.pxi":1985
+        /* "cdec/sa/rulefactory.pxi":1985
  *                 for link in al[f_j]:
  *                     if e_nt_cover[link]:
  *                         nt_collision = True             # <<<<<<<<<<<<<<
@@ -65707,7 +66231,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       }
       __pyx_L26:;
 
-      /* "rulefactory.pxi":1983
+      /* "cdec/sa/rulefactory.pxi":1983
  *             if not nt_open:
  *                 nt_collision = False
  *                 for link in al[f_j]:             # <<<<<<<<<<<<<<
@@ -65717,7 +66241,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     }
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":1988
+    /* "cdec/sa/rulefactory.pxi":1988
  *                 # Non-terminal collisions block word extraction and extension, but
  *                 # may be okay for continuing non-terminals
  *                 if not nt_collision and wc < self.max_length:             # <<<<<<<<<<<<<<
@@ -65743,7 +66267,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __pyx_L28_bool_binop_done:;
     if (__pyx_t_7) {
 
-      /* "rulefactory.pxi":1989
+      /* "cdec/sa/rulefactory.pxi":1989
  *                 # may be okay for continuing non-terminals
  *                 if not nt_collision and wc < self.max_length:
  *                     plus_links = []             # <<<<<<<<<<<<<<
@@ -65755,7 +66279,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __pyx_v_plus_links = ((PyObject*)__pyx_t_2);
       __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":1990
+      /* "cdec/sa/rulefactory.pxi":1990
  *                 if not nt_collision and wc < self.max_length:
  *                     plus_links = []
  *                     for link in al[f_j]:             # <<<<<<<<<<<<<<
@@ -65806,7 +66330,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
         __Pyx_XDECREF_SET(__pyx_v_link, __pyx_t_2);
         __pyx_t_2 = 0;
 
-        /* "rulefactory.pxi":1991
+        /* "cdec/sa/rulefactory.pxi":1991
  *                     plus_links = []
  *                     for link in al[f_j]:
  *                         plus_links.append((f_j, link))             # <<<<<<<<<<<<<<
@@ -65824,7 +66348,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
         __pyx_t_13 = __Pyx_PyList_Append(__pyx_v_plus_links, __pyx_t_2); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1991; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-        /* "rulefactory.pxi":1992
+        /* "cdec/sa/rulefactory.pxi":1992
  *                     for link in al[f_j]:
  *                         plus_links.append((f_j, link))
  *                         cover[link] += 1             # <<<<<<<<<<<<<<
@@ -65858,7 +66382,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
         __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
         __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-        /* "rulefactory.pxi":1990
+        /* "cdec/sa/rulefactory.pxi":1990
  *                 if not nt_collision and wc < self.max_length:
  *                     plus_links = []
  *                     for link in al[f_j]:             # <<<<<<<<<<<<<<
@@ -65868,7 +66392,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       }
       __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-      /* "rulefactory.pxi":1993
+      /* "cdec/sa/rulefactory.pxi":1993
  *                         plus_links.append((f_j, link))
  *                         cover[link] += 1
  *                     links.append(plus_links)             # <<<<<<<<<<<<<<
@@ -65877,7 +66401,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
  */
       __pyx_t_13 = __Pyx_PyObject_Append(__pyx_v_links, __pyx_v_plus_links); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1993; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-      /* "rulefactory.pxi":1994
+      /* "cdec/sa/rulefactory.pxi":1994
  *                         cover[link] += 1
  *                     links.append(plus_links)
  *                     if links and f_j >= new_min_bound:             # <<<<<<<<<<<<<<
@@ -65899,7 +66423,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __pyx_L33_bool_binop_done:;
       if (__pyx_t_7) {
 
-        /* "rulefactory.pxi":1995
+        /* "cdec/sa/rulefactory.pxi":1995
  *                     links.append(plus_links)
  *                     if links and f_j >= new_min_bound:
  *                         rules.add(self.form_rule(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links))             # <<<<<<<<<<<<<<
@@ -65971,7 +66495,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       }
       __pyx_L32:;
 
-      /* "rulefactory.pxi":1996
+      /* "cdec/sa/rulefactory.pxi":1996
  *                     if links and f_j >= new_min_bound:
  *                         rules.add(self.form_rule(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links))
  *                     extract(f_i, f_j + 1, new_e_i, new_e_j, new_min_bound, wc + 1, links, nt, False)             # <<<<<<<<<<<<<<
@@ -65989,7 +66513,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
 
-      /* "rulefactory.pxi":1997
+      /* "cdec/sa/rulefactory.pxi":1997
  *                         rules.add(self.form_rule(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links))
  *                     extract(f_i, f_j + 1, new_e_i, new_e_j, new_min_bound, wc + 1, links, nt, False)
  *                     links.pop()             # <<<<<<<<<<<<<<
@@ -66000,7 +66524,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_GOTREF(__pyx_t_16);
       __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
 
-      /* "rulefactory.pxi":1998
+      /* "cdec/sa/rulefactory.pxi":1998
  *                     extract(f_i, f_j + 1, new_e_i, new_e_j, new_min_bound, wc + 1, links, nt, False)
  *                     links.pop()
  *                     for link in al[f_j]:             # <<<<<<<<<<<<<<
@@ -66051,7 +66575,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
         __Pyx_XDECREF_SET(__pyx_v_link, __pyx_t_16);
         __pyx_t_16 = 0;
 
-        /* "rulefactory.pxi":1999
+        /* "cdec/sa/rulefactory.pxi":1999
  *                     links.pop()
  *                     for link in al[f_j]:
  *                         cover[link] -= 1             # <<<<<<<<<<<<<<
@@ -66085,7 +66609,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
         __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
         __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-        /* "rulefactory.pxi":1998
+        /* "cdec/sa/rulefactory.pxi":1998
  *                     extract(f_i, f_j + 1, new_e_i, new_e_j, new_min_bound, wc + 1, links, nt, False)
  *                     links.pop()
  *                     for link in al[f_j]:             # <<<<<<<<<<<<<<
@@ -66101,7 +66625,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   }
   __pyx_L23:;
 
-  /* "rulefactory.pxi":2001
+  /* "cdec/sa/rulefactory.pxi":2001
  *                         cover[link] -= 1
  *             # Try to add a word to current non-terminal (if any), extract, extend
  *             if nt and nt[-1][2] == f_j - 1:             # <<<<<<<<<<<<<<
@@ -66132,7 +66656,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __pyx_L38_bool_binop_done:;
   if (__pyx_t_7) {
 
-    /* "rulefactory.pxi":2003
+    /* "cdec/sa/rulefactory.pxi":2003
  *             if nt and nt[-1][2] == f_j - 1:
  *                 # Add to non-terminal, checking for collisions
  *                 old_last_nt = nt[-1][:]             # <<<<<<<<<<<<<<
@@ -66147,7 +66671,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __pyx_v_old_last_nt = __pyx_t_2;
     __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":2004
+    /* "cdec/sa/rulefactory.pxi":2004
  *                 # Add to non-terminal, checking for collisions
  *                 old_last_nt = nt[-1][:]
  *                 nt[-1][2] = f_j             # <<<<<<<<<<<<<<
@@ -66159,7 +66683,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     if (unlikely(__Pyx_SetItemInt(__pyx_t_2, 2, __pyx_v_f_j, long, 1, __Pyx_PyInt_From_long, 0, 0, 1) < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2004; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":2005
+    /* "cdec/sa/rulefactory.pxi":2005
  *                 old_last_nt = nt[-1][:]
  *                 nt[-1][2] = f_j
  *                 if link_i < nt[-1][3]:             # <<<<<<<<<<<<<<
@@ -66177,7 +66701,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     if (__pyx_t_7) {
 
-      /* "rulefactory.pxi":2006
+      /* "cdec/sa/rulefactory.pxi":2006
  *                 nt[-1][2] = f_j
  *                 if link_i < nt[-1][3]:
  *                     if not span_check(cover, link_i, nt[-1][3] - 1):             # <<<<<<<<<<<<<<
@@ -66230,7 +66754,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __pyx_t_4 = ((!__pyx_t_7) != 0);
       if (__pyx_t_4) {
 
-        /* "rulefactory.pxi":2007
+        /* "cdec/sa/rulefactory.pxi":2007
  *                 if link_i < nt[-1][3]:
  *                     if not span_check(cover, link_i, nt[-1][3] - 1):
  *                         nt[-1] = old_last_nt             # <<<<<<<<<<<<<<
@@ -66239,7 +66763,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
  */
         if (unlikely(__Pyx_SetItemInt(__pyx_v_nt, -1, __pyx_v_old_last_nt, long, 1, __Pyx_PyInt_From_long, 0, 1, 1) < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2007; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-        /* "rulefactory.pxi":2008
+        /* "cdec/sa/rulefactory.pxi":2008
  *                     if not span_check(cover, link_i, nt[-1][3] - 1):
  *                         nt[-1] = old_last_nt
  *                         return             # <<<<<<<<<<<<<<
@@ -66251,7 +66775,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
         goto __pyx_L0;
       }
 
-      /* "rulefactory.pxi":2009
+      /* "cdec/sa/rulefactory.pxi":2009
  *                         nt[-1] = old_last_nt
  *                         return
  *                     span_inc(cover, link_i, nt[-1][3] - 1)             # <<<<<<<<<<<<<<
@@ -66301,7 +66825,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":2010
+      /* "cdec/sa/rulefactory.pxi":2010
  *                         return
  *                     span_inc(cover, link_i, nt[-1][3] - 1)
  *                     span_inc(e_nt_cover, link_i, nt[-1][3] - 1)             # <<<<<<<<<<<<<<
@@ -66351,7 +66875,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":2011
+      /* "cdec/sa/rulefactory.pxi":2011
  *                     span_inc(cover, link_i, nt[-1][3] - 1)
  *                     span_inc(e_nt_cover, link_i, nt[-1][3] - 1)
  *                     nt[-1][3] = link_i             # <<<<<<<<<<<<<<
@@ -66366,7 +66890,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     }
     __pyx_L40:;
 
-    /* "rulefactory.pxi":2012
+    /* "cdec/sa/rulefactory.pxi":2012
  *                     span_inc(e_nt_cover, link_i, nt[-1][3] - 1)
  *                     nt[-1][3] = link_i
  *                 if link_j > nt[-1][4]:             # <<<<<<<<<<<<<<
@@ -66384,7 +66908,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     if (__pyx_t_4) {
 
-      /* "rulefactory.pxi":2013
+      /* "cdec/sa/rulefactory.pxi":2013
  *                     nt[-1][3] = link_i
  *                 if link_j > nt[-1][4]:
  *                     if not span_check(cover, nt[-1][4] + 1, link_j):             # <<<<<<<<<<<<<<
@@ -66437,7 +66961,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __pyx_t_7 = ((!__pyx_t_4) != 0);
       if (__pyx_t_7) {
 
-        /* "rulefactory.pxi":2014
+        /* "cdec/sa/rulefactory.pxi":2014
  *                 if link_j > nt[-1][4]:
  *                     if not span_check(cover, nt[-1][4] + 1, link_j):
  *                         nt[-1] = old_last_nt             # <<<<<<<<<<<<<<
@@ -66446,7 +66970,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
  */
         if (unlikely(__Pyx_SetItemInt(__pyx_v_nt, -1, __pyx_v_old_last_nt, long, 1, __Pyx_PyInt_From_long, 0, 1, 1) < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2014; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-        /* "rulefactory.pxi":2015
+        /* "cdec/sa/rulefactory.pxi":2015
  *                     if not span_check(cover, nt[-1][4] + 1, link_j):
  *                         nt[-1] = old_last_nt
  *                         return             # <<<<<<<<<<<<<<
@@ -66458,7 +66982,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
         goto __pyx_L0;
       }
 
-      /* "rulefactory.pxi":2016
+      /* "cdec/sa/rulefactory.pxi":2016
  *                         nt[-1] = old_last_nt
  *                         return
  *                     span_inc(cover, nt[-1][4] + 1, link_j)             # <<<<<<<<<<<<<<
@@ -66508,7 +67032,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":2017
+      /* "cdec/sa/rulefactory.pxi":2017
  *                         return
  *                     span_inc(cover, nt[-1][4] + 1, link_j)
  *                     span_inc(e_nt_cover, nt[-1][4] + 1, link_j)             # <<<<<<<<<<<<<<
@@ -66558,7 +67082,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":2018
+      /* "cdec/sa/rulefactory.pxi":2018
  *                     span_inc(cover, nt[-1][4] + 1, link_j)
  *                     span_inc(e_nt_cover, nt[-1][4] + 1, link_j)
  *                     nt[-1][4] = link_j             # <<<<<<<<<<<<<<
@@ -66573,7 +67097,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     }
     __pyx_L42:;
 
-    /* "rulefactory.pxi":2019
+    /* "cdec/sa/rulefactory.pxi":2019
  *                     span_inc(e_nt_cover, nt[-1][4] + 1, link_j)
  *                     nt[-1][4] = link_j
  *                 if links and f_j >= new_min_bound:             # <<<<<<<<<<<<<<
@@ -66595,7 +67119,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __pyx_L45_bool_binop_done:;
     if (__pyx_t_7) {
 
-      /* "rulefactory.pxi":2020
+      /* "cdec/sa/rulefactory.pxi":2020
  *                     nt[-1][4] = link_j
  *                 if links and f_j >= new_min_bound:
  *                     rules.add(self.form_rule(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links))             # <<<<<<<<<<<<<<
@@ -66667,7 +67191,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     }
     __pyx_L44:;
 
-    /* "rulefactory.pxi":2021
+    /* "cdec/sa/rulefactory.pxi":2021
  *                 if links and f_j >= new_min_bound:
  *                     rules.add(self.form_rule(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links))
  *                 extract(f_i, f_j + 1, new_e_i, new_e_j, new_min_bound, wc, links, nt, False)             # <<<<<<<<<<<<<<
@@ -66682,7 +67206,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-    /* "rulefactory.pxi":2022
+    /* "cdec/sa/rulefactory.pxi":2022
  *                     rules.add(self.form_rule(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links))
  *                 extract(f_i, f_j + 1, new_e_i, new_e_j, new_min_bound, wc, links, nt, False)
  *                 nt[-1] = old_last_nt             # <<<<<<<<<<<<<<
@@ -66691,7 +67215,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
  */
     if (unlikely(__Pyx_SetItemInt(__pyx_v_nt, -1, __pyx_v_old_last_nt, long, 1, __Pyx_PyInt_From_long, 0, 1, 1) < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2022; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-    /* "rulefactory.pxi":2023
+    /* "cdec/sa/rulefactory.pxi":2023
  *                 extract(f_i, f_j + 1, new_e_i, new_e_j, new_min_bound, wc, links, nt, False)
  *                 nt[-1] = old_last_nt
  *                 if link_i < nt[-1][3]:             # <<<<<<<<<<<<<<
@@ -66709,7 +67233,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
     if (__pyx_t_7) {
 
-      /* "rulefactory.pxi":2024
+      /* "cdec/sa/rulefactory.pxi":2024
  *                 nt[-1] = old_last_nt
  *                 if link_i < nt[-1][3]:
  *                     span_dec(cover, link_i, nt[-1][3] - 1)             # <<<<<<<<<<<<<<
@@ -66759,7 +67283,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-      /* "rulefactory.pxi":2025
+      /* "cdec/sa/rulefactory.pxi":2025
  *                 if link_i < nt[-1][3]:
  *                     span_dec(cover, link_i, nt[-1][3] - 1)
  *                     span_dec(e_nt_cover, link_i, nt[-1][3] - 1)             # <<<<<<<<<<<<<<
@@ -66812,7 +67336,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     }
     __pyx_L47:;
 
-    /* "rulefactory.pxi":2026
+    /* "cdec/sa/rulefactory.pxi":2026
  *                     span_dec(cover, link_i, nt[-1][3] - 1)
  *                     span_dec(e_nt_cover, link_i, nt[-1][3] - 1)
  *                 if link_j > nt[-1][4]:             # <<<<<<<<<<<<<<
@@ -66830,7 +67354,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
     if (__pyx_t_7) {
 
-      /* "rulefactory.pxi":2027
+      /* "cdec/sa/rulefactory.pxi":2027
  *                     span_dec(e_nt_cover, link_i, nt[-1][3] - 1)
  *                 if link_j > nt[-1][4]:
  *                     span_dec(cover, nt[-1][4] + 1, link_j)             # <<<<<<<<<<<<<<
@@ -66880,7 +67404,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-      /* "rulefactory.pxi":2028
+      /* "cdec/sa/rulefactory.pxi":2028
  *                 if link_j > nt[-1][4]:
  *                     span_dec(cover, nt[-1][4] + 1, link_j)
  *                     span_dec(e_nt_cover, nt[-1][4] + 1, link_j)             # <<<<<<<<<<<<<<
@@ -66936,7 +67460,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   }
   __pyx_L37:;
 
-  /* "rulefactory.pxi":2030
+  /* "cdec/sa/rulefactory.pxi":2030
  *                     span_dec(e_nt_cover, nt[-1][4] + 1, link_j)
  *             # Try to start a new non-terminal, extract, extend
  *             if (not nt or f_j - nt[-1][2] > 1) and wc < self.max_length and len(nt) < self.max_nonterminals:             # <<<<<<<<<<<<<<
@@ -66991,7 +67515,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   __pyx_L50_bool_binop_done:;
   if (__pyx_t_7) {
 
-    /* "rulefactory.pxi":2032
+    /* "cdec/sa/rulefactory.pxi":2032
  *             if (not nt or f_j - nt[-1][2] > 1) and wc < self.max_length and len(nt) < self.max_nonterminals:
  *                 # Check for collisions
  *                 if not span_check(cover, link_i, link_j):             # <<<<<<<<<<<<<<
@@ -67036,7 +67560,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __pyx_t_1 = ((!__pyx_t_7) != 0);
     if (__pyx_t_1) {
 
-      /* "rulefactory.pxi":2033
+      /* "cdec/sa/rulefactory.pxi":2033
  *                 # Check for collisions
  *                 if not span_check(cover, link_i, link_j):
  *                     return             # <<<<<<<<<<<<<<
@@ -67048,7 +67572,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":2034
+    /* "cdec/sa/rulefactory.pxi":2034
  *                 if not span_check(cover, link_i, link_j):
  *                     return
  *                 span_inc(cover, link_i, link_j)             # <<<<<<<<<<<<<<
@@ -67090,7 +67614,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-    /* "rulefactory.pxi":2035
+    /* "cdec/sa/rulefactory.pxi":2035
  *                     return
  *                 span_inc(cover, link_i, link_j)
  *                 span_inc(e_nt_cover, link_i, link_j)             # <<<<<<<<<<<<<<
@@ -67132,7 +67656,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-    /* "rulefactory.pxi":2036
+    /* "cdec/sa/rulefactory.pxi":2036
  *                 span_inc(cover, link_i, link_j)
  *                 span_inc(e_nt_cover, link_i, link_j)
  *                 nt.append([(nt[-1][0] + 1) if nt else 1, f_j, f_j, link_i, link_j])             # <<<<<<<<<<<<<<
@@ -67175,7 +67699,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __pyx_t_13 = __Pyx_PyObject_Append(__pyx_v_nt, __pyx_t_2); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2036; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":2038
+    /* "cdec/sa/rulefactory.pxi":2038
  *                 nt.append([(nt[-1][0] + 1) if nt else 1, f_j, f_j, link_i, link_j])
  *                 # Require at least one word in phrase
  *                 if links and f_j >= new_min_bound:             # <<<<<<<<<<<<<<
@@ -67197,7 +67721,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __pyx_L56_bool_binop_done:;
     if (__pyx_t_1) {
 
-      /* "rulefactory.pxi":2039
+      /* "cdec/sa/rulefactory.pxi":2039
  *                 # Require at least one word in phrase
  *                 if links and f_j >= new_min_bound:
  *                     rules.add(self.form_rule(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links))             # <<<<<<<<<<<<<<
@@ -67269,7 +67793,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     }
     __pyx_L55:;
 
-    /* "rulefactory.pxi":2040
+    /* "cdec/sa/rulefactory.pxi":2040
  *                 if links and f_j >= new_min_bound:
  *                     rules.add(self.form_rule(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links))
  *                 extract(f_i, f_j + 1, new_e_i, new_e_j, new_min_bound, wc + 1, links, nt, False)             # <<<<<<<<<<<<<<
@@ -67287,7 +67811,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
     __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
 
-    /* "rulefactory.pxi":2041
+    /* "cdec/sa/rulefactory.pxi":2041
  *                     rules.add(self.form_rule(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links))
  *                 extract(f_i, f_j + 1, new_e_i, new_e_j, new_min_bound, wc + 1, links, nt, False)
  *                 nt.pop()             # <<<<<<<<<<<<<<
@@ -67298,7 +67822,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_GOTREF(__pyx_t_16);
     __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
 
-    /* "rulefactory.pxi":2042
+    /* "cdec/sa/rulefactory.pxi":2042
  *                 extract(f_i, f_j + 1, new_e_i, new_e_j, new_min_bound, wc + 1, links, nt, False)
  *                 nt.pop()
  *                 span_dec(cover, link_i, link_j)             # <<<<<<<<<<<<<<
@@ -67340,7 +67864,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
     __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
     __Pyx_DECREF(__pyx_t_16); __pyx_t_16 = 0;
 
-    /* "rulefactory.pxi":2043
+    /* "cdec/sa/rulefactory.pxi":2043
  *                 nt.pop()
  *                 span_dec(cover, link_i, link_j)
  *                 span_dec(e_nt_cover, link_i, link_j)             # <<<<<<<<<<<<<<
@@ -67385,7 +67909,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   }
   __pyx_L49:;
 
-  /* "rulefactory.pxi":1940
+  /* "cdec/sa/rulefactory.pxi":1940
  *         # f_ i and j are current, e_ i and j are previous
  *         # We care _considering_ f_j, so it is not yet in counts
  *         def extract(f_i, f_j, e_i, e_j, min_bound, wc, links, nt, nt_open):             # <<<<<<<<<<<<<<
@@ -67421,7 +67945,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":1906
+/* "cdec/sa/rulefactory.pxi":1906
  *     # Aggregate stats from a training instance
  *     # (Extract rules, update counts)
  *     def add_instance(self, f_words, e_words, alignment, ctx_name=None):             # <<<<<<<<<<<<<<
@@ -67430,7 +67954,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_12add_instanc
  */
 
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instance(struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_f_words, PyObject *__pyx_v_e_words, PyObject *__pyx_v_alignment, PyObject *__pyx_v_ctx_name) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *__pyx_cur_scope;
   PyObject *__pyx_v_e_len = NULL;
   PyObject *__pyx_v_f = NULL;
   PyObject *__pyx_v_e = NULL;
@@ -67463,7 +67987,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("add_instance", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance, __pyx_empty_tuple, NULL);
   if (unlikely(!__pyx_cur_scope)) {
     __Pyx_RefNannyFinishContext();
     return NULL;
@@ -67479,7 +68003,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_e_words);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_e_words);
 
-  /* "rulefactory.pxi":1908
+  /* "cdec/sa/rulefactory.pxi":1908
  *     def add_instance(self, f_words, e_words, alignment, ctx_name=None):
  * 
  *         self.online = True             # <<<<<<<<<<<<<<
@@ -67488,7 +68012,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
  */
   __pyx_cur_scope->__pyx_v_self->online = 1;
 
-  /* "rulefactory.pxi":1915
+  /* "cdec/sa/rulefactory.pxi":1915
  *         # span more than once.
  *         # (f, e, al, lex_f_i, lex_f_j)
  *         rules = set()             # <<<<<<<<<<<<<<
@@ -67501,7 +68025,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_cur_scope->__pyx_v_rules = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1917
+  /* "cdec/sa/rulefactory.pxi":1917
  *         rules = set()
  * 
  *         f_len = len(f_words)             # <<<<<<<<<<<<<<
@@ -67518,7 +68042,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_cur_scope->__pyx_v_f_len = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1918
+  /* "cdec/sa/rulefactory.pxi":1918
  * 
  *         f_len = len(f_words)
  *         e_len = len(e_words)             # <<<<<<<<<<<<<<
@@ -67534,7 +68058,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_v_e_len = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1921
+  /* "cdec/sa/rulefactory.pxi":1921
  * 
  *         # Pre-compute alignment info
  *         al = [[] for i in range(f_len)]             # <<<<<<<<<<<<<<
@@ -67601,7 +68125,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_cur_scope->__pyx_v_al = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1922
+  /* "cdec/sa/rulefactory.pxi":1922
  *         # Pre-compute alignment info
  *         al = [[] for i in range(f_len)]
  *         fe_span = [[e_len + 1, -1] for i in range(f_len)]             # <<<<<<<<<<<<<<
@@ -67676,7 +68200,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_cur_scope->__pyx_v_fe_span = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1923
+  /* "cdec/sa/rulefactory.pxi":1923
  *         al = [[] for i in range(f_len)]
  *         fe_span = [[e_len + 1, -1] for i in range(f_len)]
  *         ef_span = [[f_len + 1, -1] for i in range(e_len)]             # <<<<<<<<<<<<<<
@@ -67751,7 +68275,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_cur_scope->__pyx_v_ef_span = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1924
+  /* "cdec/sa/rulefactory.pxi":1924
  *         fe_span = [[e_len + 1, -1] for i in range(f_len)]
  *         ef_span = [[f_len + 1, -1] for i in range(e_len)]
  *         for f, e in alignment:             # <<<<<<<<<<<<<<
@@ -67850,7 +68374,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_XDECREF_SET(__pyx_v_e, __pyx_t_6);
     __pyx_t_6 = 0;
 
-    /* "rulefactory.pxi":1925
+    /* "cdec/sa/rulefactory.pxi":1925
  *         ef_span = [[f_len + 1, -1] for i in range(e_len)]
  *         for f, e in alignment:
  *             al[f].append(e)             # <<<<<<<<<<<<<<
@@ -67862,7 +68386,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __pyx_t_9 = __Pyx_PyObject_Append(__pyx_t_3, __pyx_v_e); if (unlikely(__pyx_t_9 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1925; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":1926
+    /* "cdec/sa/rulefactory.pxi":1926
  *         for f, e in alignment:
  *             al[f].append(e)
  *             fe_span[f][0] = min(fe_span[f][0], e)             # <<<<<<<<<<<<<<
@@ -67897,7 +68421,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":1927
+    /* "cdec/sa/rulefactory.pxi":1927
  *             al[f].append(e)
  *             fe_span[f][0] = min(fe_span[f][0], e)
  *             fe_span[f][1] = max(fe_span[f][1], e)             # <<<<<<<<<<<<<<
@@ -67932,7 +68456,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":1928
+    /* "cdec/sa/rulefactory.pxi":1928
  *             fe_span[f][0] = min(fe_span[f][0], e)
  *             fe_span[f][1] = max(fe_span[f][1], e)
  *             ef_span[e][0] = min(ef_span[e][0], f)             # <<<<<<<<<<<<<<
@@ -67967,7 +68491,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":1929
+    /* "cdec/sa/rulefactory.pxi":1929
  *             fe_span[f][1] = max(fe_span[f][1], e)
  *             ef_span[e][0] = min(ef_span[e][0], f)
  *             ef_span[e][1] = max(ef_span[e][1], f)             # <<<<<<<<<<<<<<
@@ -68002,7 +68526,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":1924
+    /* "cdec/sa/rulefactory.pxi":1924
  *         fe_span = [[e_len + 1, -1] for i in range(f_len)]
  *         ef_span = [[f_len + 1, -1] for i in range(e_len)]
  *         for f, e in alignment:             # <<<<<<<<<<<<<<
@@ -68012,7 +68536,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1932
+  /* "cdec/sa/rulefactory.pxi":1932
  * 
  *         # Target side word coverage
  *         cover = [0] * e_len             # <<<<<<<<<<<<<<
@@ -68033,7 +68557,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_cur_scope->__pyx_v_cover = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1934
+  /* "cdec/sa/rulefactory.pxi":1934
  *         cover = [0] * e_len
  *         # Non-terminal coverage
  *         f_nt_cover = [0] * f_len             # <<<<<<<<<<<<<<
@@ -68053,7 +68577,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_v_f_nt_cover = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1935
+  /* "cdec/sa/rulefactory.pxi":1935
  *         # Non-terminal coverage
  *         f_nt_cover = [0] * f_len
  *         e_nt_cover = [0] * e_len             # <<<<<<<<<<<<<<
@@ -68074,7 +68598,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_cur_scope->__pyx_v_e_nt_cover = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":1940
+  /* "cdec/sa/rulefactory.pxi":1940
  *         # f_ i and j are current, e_ i and j are previous
  *         # We care _considering_ f_j, so it is not yet in counts
  *         def extract(f_i, f_j, e_i, e_j, min_bound, wc, links, nt, nt_open):             # <<<<<<<<<<<<<<
@@ -68087,7 +68611,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_cur_scope->__pyx_v_extract = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":2046
+  /* "cdec/sa/rulefactory.pxi":2046
  * 
  *         # Try to extract phrases from every f index
  *         for f_i from 0 <= f_i < f_len:             # <<<<<<<<<<<<<<
@@ -68097,7 +68621,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_t_11 = __Pyx_PyInt_As_long(__pyx_cur_scope->__pyx_v_f_len); if (unlikely((__pyx_t_11 == (long)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2046; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   for (__pyx_v_f_i = 0; __pyx_v_f_i < __pyx_t_11; __pyx_v_f_i++) {
 
-    /* "rulefactory.pxi":2048
+    /* "cdec/sa/rulefactory.pxi":2048
  *         for f_i from 0 <= f_i < f_len:
  *             # Skip if phrases won't be tight on left side
  *             if not al[f_i]:             # <<<<<<<<<<<<<<
@@ -68111,7 +68635,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __pyx_t_12 = ((!__pyx_t_10) != 0);
     if (__pyx_t_12) {
 
-      /* "rulefactory.pxi":2049
+      /* "cdec/sa/rulefactory.pxi":2049
  *             # Skip if phrases won't be tight on left side
  *             if not al[f_i]:
  *                 continue             # <<<<<<<<<<<<<<
@@ -68121,7 +68645,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
       goto __pyx_L13_continue;
     }
 
-    /* "rulefactory.pxi":2050
+    /* "cdec/sa/rulefactory.pxi":2050
  *             if not al[f_i]:
  *                 continue
  *             extract(f_i, f_i, f_len + 1, -1, f_i, 0, [], [], False)             # <<<<<<<<<<<<<<
@@ -68152,7 +68676,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __pyx_L13_continue:;
   }
 
-  /* "rulefactory.pxi":2052
+  /* "cdec/sa/rulefactory.pxi":2052
  *             extract(f_i, f_i, f_len + 1, -1, f_i, 0, [], [], False)
  * 
  *         stats = self.online_stats[ctx_name]             # <<<<<<<<<<<<<<
@@ -68164,7 +68688,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __pyx_v_stats = __pyx_t_14;
   __pyx_t_14 = 0;
 
-  /* "rulefactory.pxi":2057
+  /* "cdec/sa/rulefactory.pxi":2057
  *         # This could be more efficiently integrated with extraction
  *         # at the cost of readability
  *         for f, lex_i, lex_j in self.get_f_phrases(f_words):             # <<<<<<<<<<<<<<
@@ -68300,7 +68824,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_XDECREF_SET(__pyx_v_lex_j, __pyx_t_6);
     __pyx_t_6 = 0;
 
-    /* "rulefactory.pxi":2058
+    /* "cdec/sa/rulefactory.pxi":2058
  *         # at the cost of readability
  *         for f, lex_i, lex_j in self.get_f_phrases(f_words):
  *             stats.samples_f[f] += 1             # <<<<<<<<<<<<<<
@@ -68321,7 +68845,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
     __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-    /* "rulefactory.pxi":2057
+    /* "cdec/sa/rulefactory.pxi":2057
  *         # This could be more efficiently integrated with extraction
  *         # at the cost of readability
  *         for f, lex_i, lex_j in self.get_f_phrases(f_words):             # <<<<<<<<<<<<<<
@@ -68331,7 +68855,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   }
   __Pyx_DECREF(__pyx_t_13); __pyx_t_13 = 0;
 
-  /* "rulefactory.pxi":2061
+  /* "cdec/sa/rulefactory.pxi":2061
  * 
  *         # Update phrase counts
  *         for rule in rules:             # <<<<<<<<<<<<<<
@@ -68357,7 +68881,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_XDECREF_SET(__pyx_v_rule, __pyx_t_14);
     __pyx_t_14 = 0;
 
-    /* "rulefactory.pxi":2062
+    /* "cdec/sa/rulefactory.pxi":2062
  *         # Update phrase counts
  *         for rule in rules:
  *             (f_ph, e_ph, al) = rule[:3]             # <<<<<<<<<<<<<<
@@ -68432,7 +68956,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_GIVEREF(__pyx_t_7);
     __pyx_t_7 = 0;
 
-    /* "rulefactory.pxi":2063
+    /* "cdec/sa/rulefactory.pxi":2063
  *         for rule in rules:
  *             (f_ph, e_ph, al) = rule[:3]
  *             stats.phrases_f[f_ph] += 1             # <<<<<<<<<<<<<<
@@ -68453,7 +68977,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
     __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-    /* "rulefactory.pxi":2064
+    /* "cdec/sa/rulefactory.pxi":2064
  *             (f_ph, e_ph, al) = rule[:3]
  *             stats.phrases_f[f_ph] += 1
  *             stats.phrases_e[e_ph] += 1             # <<<<<<<<<<<<<<
@@ -68474,7 +68998,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
     __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-    /* "rulefactory.pxi":2065
+    /* "cdec/sa/rulefactory.pxi":2065
  *             stats.phrases_f[f_ph] += 1
  *             stats.phrases_e[e_ph] += 1
  *             stats.phrases_fe[f_ph][e_ph] += 1             # <<<<<<<<<<<<<<
@@ -68498,7 +69022,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
     __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
 
-    /* "rulefactory.pxi":2066
+    /* "cdec/sa/rulefactory.pxi":2066
  *             stats.phrases_e[e_ph] += 1
  *             stats.phrases_fe[f_ph][e_ph] += 1
  *             if not stats.phrases_al[f_ph][e_ph]:             # <<<<<<<<<<<<<<
@@ -68518,7 +69042,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     __pyx_t_10 = ((!__pyx_t_12) != 0);
     if (__pyx_t_10) {
 
-      /* "rulefactory.pxi":2067
+      /* "cdec/sa/rulefactory.pxi":2067
  *             stats.phrases_fe[f_ph][e_ph] += 1
  *             if not stats.phrases_al[f_ph][e_ph]:
  *                 stats.phrases_al[f_ph][e_ph] = al             # <<<<<<<<<<<<<<
@@ -68536,7 +69060,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
     }
     __pyx_L24:;
 
-    /* "rulefactory.pxi":2061
+    /* "cdec/sa/rulefactory.pxi":2061
  * 
  *         # Update phrase counts
  *         for rule in rules:             # <<<<<<<<<<<<<<
@@ -68546,7 +69070,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   }
   __Pyx_DECREF(__pyx_t_13); __pyx_t_13 = 0;
 
-  /* "rulefactory.pxi":2070
+  /* "cdec/sa/rulefactory.pxi":2070
  * 
  *         # Update bilexical dictionary
  *         stats.bilex.update(f_words, e_words, alignment)             # <<<<<<<<<<<<<<
@@ -68590,7 +69114,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
   __Pyx_DECREF(__pyx_t_13); __pyx_t_13 = 0;
 
-  /* "rulefactory.pxi":1906
+  /* "cdec/sa/rulefactory.pxi":1906
  *     # Aggregate stats from a training instance
  *     # (Extract rules, update counts)
  *     def add_instance(self, f_words, e_words, alignment, ctx_name=None):             # <<<<<<<<<<<<<<
@@ -68629,7 +69153,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_25add_instanc
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":2073
+/* "cdec/sa/rulefactory.pxi":2073
  * 
  *     # Create a rule from source, target, non-terminals, and alignments
  *     def form_rule(self, f_i, e_i, f_span, e_span, nt, al):             # <<<<<<<<<<<<<<
@@ -68734,7 +69258,7 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_28form_rule(P
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":2076
+/* "cdec/sa/rulefactory.pxi":2076
  * 
  *         # Substitute in non-terminals
  *         nt_inv = sorted(nt, cmp=lambda x, y: cmp(x[3], y[3]))             # <<<<<<<<<<<<<<
@@ -68743,9 +69267,9 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_28form_rule(P
  */
 
 /* Python wrapper */
-static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_lambda6(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
-static PyMethodDef __pyx_mdef_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_lambda6 = {"lambda6", (PyCFunction)__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_lambda6, METH_VARARGS|METH_KEYWORDS, 0};
-static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_lambda6(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
+static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_lambda8(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
+static PyMethodDef __pyx_mdef_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_lambda8 = {"lambda8", (PyCFunction)__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_lambda8, METH_VARARGS|METH_KEYWORDS, 0};
+static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_lambda8(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
   PyObject *__pyx_v_x = 0;
   PyObject *__pyx_v_y = 0;
   int __pyx_lineno = 0;
@@ -68753,7 +69277,7 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_la
   int __pyx_clineno = 0;
   PyObject *__pyx_r = 0;
   __Pyx_RefNannyDeclarations
-  __Pyx_RefNannySetupContext("lambda6 (wrapper)", 0);
+  __Pyx_RefNannySetupContext("lambda8 (wrapper)", 0);
   {
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     PyObject* values[2] = {0,0};
@@ -68774,11 +69298,11 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_la
         case  1:
         if (likely((values[1] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_y)) != 0)) kw_args--;
         else {
-          __Pyx_RaiseArgtupleInvalid("lambda6", 1, 2, 2, 1); {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2076; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
+          __Pyx_RaiseArgtupleInvalid("lambda8", 1, 2, 2, 1); {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2076; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
         }
       }
       if (unlikely(kw_args > 0)) {
-        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "lambda6") < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2076; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
+        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "lambda8") < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2076; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
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     } else if (PyTuple_GET_SIZE(__pyx_args) != 2) {
       goto __pyx_L5_argtuple_error;
@@ -68791,20 +69315,20 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_la
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   goto __pyx_L4_argument_unpacking_done;
   __pyx_L5_argtuple_error:;
-  __Pyx_RaiseArgtupleInvalid("lambda6", 1, 2, 2, PyTuple_GET_SIZE(__pyx_args)); {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2076; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
+  __Pyx_RaiseArgtupleInvalid("lambda8", 1, 2, 2, PyTuple_GET_SIZE(__pyx_args)); {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2076; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
   __pyx_L3_error:;
-  __Pyx_AddTraceback("cdec.sa._sa.HieroCachingRuleFactory.form_rule.lambda6", __pyx_clineno, __pyx_lineno, __pyx_filename);
+  __Pyx_AddTraceback("cdec.sa._sa.HieroCachingRuleFactory.form_rule.lambda8", __pyx_clineno, __pyx_lineno, __pyx_filename);
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  *             while i < nt_len:
  *                 f_sym.pop(next_nt[1] - off)             # <<<<<<<<<<<<<<
@@ -69363,7 +69887,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __Pyx_GOTREF(__pyx_t_6);
       __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
 
-      /* "rulefactory.pxi":2084
+      /* "cdec/sa/rulefactory.pxi":2084
  *             while i < nt_len:
  *                 f_sym.pop(next_nt[1] - off)
  *                 i += 1             # <<<<<<<<<<<<<<
@@ -69376,7 +69900,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __pyx_t_6 = 0;
     }
 
-    /* "rulefactory.pxi":2085
+    /* "cdec/sa/rulefactory.pxi":2085
  *                 f_sym.pop(next_nt[1] - off)
  *                 i += 1
  *             f_sym.insert(next_nt[1] - off, sym_setindex(self.category, next_nt[0]))             # <<<<<<<<<<<<<<
@@ -69399,7 +69923,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __pyx_t_10 = PyList_Insert(__pyx_v_f_sym, __pyx_t_8, __pyx_t_1); if (unlikely(__pyx_t_10 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2085; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-    /* "rulefactory.pxi":2086
+    /* "cdec/sa/rulefactory.pxi":2086
  *                 i += 1
  *             f_sym.insert(next_nt[1] - off, sym_setindex(self.category, next_nt[0]))
  *             off += (nt_len - 1)             # <<<<<<<<<<<<<<
@@ -69414,7 +69938,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_DECREF_SET(__pyx_v_off, __pyx_t_6);
     __pyx_t_6 = 0;
 
-    /* "rulefactory.pxi":2079
+    /* "cdec/sa/rulefactory.pxi":2079
  *         f_sym = list(f_span[:])
  *         off = f_i
  *         for next_nt in nt:             # <<<<<<<<<<<<<<
@@ -69424,7 +69948,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   }
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "rulefactory.pxi":2087
+  /* "cdec/sa/rulefactory.pxi":2087
  *             f_sym.insert(next_nt[1] - off, sym_setindex(self.category, next_nt[0]))
  *             off += (nt_len - 1)
  *         e_sym = list(e_span[:])             # <<<<<<<<<<<<<<
@@ -69444,7 +69968,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __pyx_v_e_sym = ((PyObject*)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "rulefactory.pxi":2088
+  /* "cdec/sa/rulefactory.pxi":2088
  *             off += (nt_len - 1)
  *         e_sym = list(e_span[:])
  *         off = e_i             # <<<<<<<<<<<<<<
@@ -69454,7 +69978,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_INCREF(__pyx_v_e_i);
   __Pyx_DECREF_SET(__pyx_v_off, __pyx_v_e_i);
 
-  /* "rulefactory.pxi":2089
+  /* "cdec/sa/rulefactory.pxi":2089
  *         e_sym = list(e_span[:])
  *         off = e_i
  *         for next_nt in nt_inv:             # <<<<<<<<<<<<<<
@@ -69501,7 +70025,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_XDECREF_SET(__pyx_v_next_nt, __pyx_t_6);
     __pyx_t_6 = 0;
 
-    /* "rulefactory.pxi":2090
+    /* "cdec/sa/rulefactory.pxi":2090
  *         off = e_i
  *         for next_nt in nt_inv:
  *             nt_len = (next_nt[4] - next_nt[3]) + 1             # <<<<<<<<<<<<<<
@@ -69522,7 +70046,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_XDECREF_SET(__pyx_v_nt_len, __pyx_t_1);
     __pyx_t_1 = 0;
 
-    /* "rulefactory.pxi":2091
+    /* "cdec/sa/rulefactory.pxi":2091
  *         for next_nt in nt_inv:
  *             nt_len = (next_nt[4] - next_nt[3]) + 1
  *             i = 0             # <<<<<<<<<<<<<<
@@ -69532,7 +70056,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_INCREF(__pyx_int_0);
     __Pyx_XDECREF_SET(__pyx_v_i, __pyx_int_0);
 
-    /* "rulefactory.pxi":2092
+    /* "cdec/sa/rulefactory.pxi":2092
  *             nt_len = (next_nt[4] - next_nt[3]) + 1
  *             i = 0
  *             while i < nt_len:             # <<<<<<<<<<<<<<
@@ -69545,7 +70069,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
       if (!__pyx_t_7) break;
 
-      /* "rulefactory.pxi":2093
+      /* "cdec/sa/rulefactory.pxi":2093
  *             i = 0
  *             while i < nt_len:
  *                 e_sym.pop(next_nt[3] - off)             # <<<<<<<<<<<<<<
@@ -69563,7 +70087,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":2094
+      /* "cdec/sa/rulefactory.pxi":2094
  *             while i < nt_len:
  *                 e_sym.pop(next_nt[3] - off)
  *                 i += 1             # <<<<<<<<<<<<<<
@@ -69576,7 +70100,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __pyx_t_2 = 0;
     }
 
-    /* "rulefactory.pxi":2095
+    /* "cdec/sa/rulefactory.pxi":2095
  *                 e_sym.pop(next_nt[3] - off)
  *                 i += 1
  *             e_sym.insert(next_nt[3] - off, sym_setindex(self.category, next_nt[0]))             # <<<<<<<<<<<<<<
@@ -69599,7 +70123,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __pyx_t_10 = PyList_Insert(__pyx_v_e_sym, __pyx_t_8, __pyx_t_1); if (unlikely(__pyx_t_10 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2095; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-    /* "rulefactory.pxi":2096
+    /* "cdec/sa/rulefactory.pxi":2096
  *                 i += 1
  *             e_sym.insert(next_nt[3] - off, sym_setindex(self.category, next_nt[0]))
  *             off += (nt_len - 1)             # <<<<<<<<<<<<<<
@@ -69614,7 +70138,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_DECREF_SET(__pyx_v_off, __pyx_t_2);
     __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":2089
+    /* "cdec/sa/rulefactory.pxi":2089
  *         e_sym = list(e_span[:])
  *         off = e_i
  *         for next_nt in nt_inv:             # <<<<<<<<<<<<<<
@@ -69624,7 +70148,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   }
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "rulefactory.pxi":2099
+  /* "cdec/sa/rulefactory.pxi":2099
  * 
  *         # Adjusting alignment links takes some doing
  *         links = [list(link) for sub in al for link in sub]             # <<<<<<<<<<<<<<
@@ -69729,7 +70253,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __pyx_cur_scope->__pyx_v_links = ((PyObject*)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "rulefactory.pxi":2100
+  /* "cdec/sa/rulefactory.pxi":2100
  *         # Adjusting alignment links takes some doing
  *         links = [list(link) for sub in al for link in sub]
  *         links_inv = sorted(links, cmp=lambda x, y: cmp(x[1], y[1]))             # <<<<<<<<<<<<<<
@@ -69743,7 +70267,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_links);
   __pyx_t_2 = PyDict_New(); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2100; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
-  __pyx_t_1 = __Pyx_CyFunction_NewEx(&__pyx_mdef_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_1lambda7, 0, __pyx_n_s_form_rule_locals_lambda, NULL, __pyx_n_s_cdec_sa__sa, __pyx_d, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2100; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = __Pyx_CyFunction_NewEx(&__pyx_mdef_4cdec_2sa_3_sa_23HieroCachingRuleFactory_9form_rule_1lambda9, 0, __pyx_n_s_form_rule_locals_lambda, NULL, __pyx_n_s_cdec_sa__sa, __pyx_d, NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2100; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
   if (PyDict_SetItem(__pyx_t_2, __pyx_n_s_cmp, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2100; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
@@ -69754,7 +70278,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __pyx_v_links_inv = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":2101
+  /* "cdec/sa/rulefactory.pxi":2101
  *         links = [list(link) for sub in al for link in sub]
  *         links_inv = sorted(links, cmp=lambda x, y: cmp(x[1], y[1]))
  *         links_len = len(links)             # <<<<<<<<<<<<<<
@@ -69771,7 +70295,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_links_len = __pyx_t_4;
 
-  /* "rulefactory.pxi":2102
+  /* "cdec/sa/rulefactory.pxi":2102
  *         links_inv = sorted(links, cmp=lambda x, y: cmp(x[1], y[1]))
  *         links_len = len(links)
  *         nt_len = len(nt)             # <<<<<<<<<<<<<<
@@ -69784,7 +70308,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_XDECREF_SET(__pyx_v_nt_len, __pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":2103
+  /* "cdec/sa/rulefactory.pxi":2103
  *         links_len = len(links)
  *         nt_len = len(nt)
  *         nt_i = 0             # <<<<<<<<<<<<<<
@@ -69794,7 +70318,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_INCREF(__pyx_int_0);
   __pyx_v_nt_i = __pyx_int_0;
 
-  /* "rulefactory.pxi":2104
+  /* "cdec/sa/rulefactory.pxi":2104
  *         nt_len = len(nt)
  *         nt_i = 0
  *         off = f_i             # <<<<<<<<<<<<<<
@@ -69804,7 +70328,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_INCREF(__pyx_v_f_i);
   __Pyx_DECREF_SET(__pyx_v_off, __pyx_v_f_i);
 
-  /* "rulefactory.pxi":2105
+  /* "cdec/sa/rulefactory.pxi":2105
  *         nt_i = 0
  *         off = f_i
  *         i = 0             # <<<<<<<<<<<<<<
@@ -69814,7 +70338,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_INCREF(__pyx_int_0);
   __Pyx_XDECREF_SET(__pyx_v_i, __pyx_int_0);
 
-  /* "rulefactory.pxi":2106
+  /* "cdec/sa/rulefactory.pxi":2106
  *         off = f_i
  *         i = 0
  *         while i < links_len:             # <<<<<<<<<<<<<<
@@ -69830,7 +70354,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     if (!__pyx_t_7) break;
 
-    /* "rulefactory.pxi":2107
+    /* "cdec/sa/rulefactory.pxi":2107
  *         i = 0
  *         while i < links_len:
  *             while nt_i < nt_len and links[i][0] > nt[nt_i][1]:             # <<<<<<<<<<<<<<
@@ -69867,7 +70391,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __pyx_L19_bool_binop_done:;
       if (!__pyx_t_7) break;
 
-      /* "rulefactory.pxi":2108
+      /* "cdec/sa/rulefactory.pxi":2108
  *         while i < links_len:
  *             while nt_i < nt_len and links[i][0] > nt[nt_i][1]:
  *                 off += (nt[nt_i][2] - nt[nt_i][1])             # <<<<<<<<<<<<<<
@@ -69894,7 +70418,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __Pyx_DECREF_SET(__pyx_v_off, __pyx_t_1);
       __pyx_t_1 = 0;
 
-      /* "rulefactory.pxi":2109
+      /* "cdec/sa/rulefactory.pxi":2109
  *             while nt_i < nt_len and links[i][0] > nt[nt_i][1]:
  *                 off += (nt[nt_i][2] - nt[nt_i][1])
  *                 nt_i += 1             # <<<<<<<<<<<<<<
@@ -69907,7 +70431,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __pyx_t_1 = 0;
     }
 
-    /* "rulefactory.pxi":2110
+    /* "cdec/sa/rulefactory.pxi":2110
  *                 off += (nt[nt_i][2] - nt[nt_i][1])
  *                 nt_i += 1
  *             links[i][0] -= off             # <<<<<<<<<<<<<<
@@ -69926,7 +70450,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-    /* "rulefactory.pxi":2111
+    /* "cdec/sa/rulefactory.pxi":2111
  *                 nt_i += 1
  *             links[i][0] -= off
  *             i += 1             # <<<<<<<<<<<<<<
@@ -69939,7 +70463,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __pyx_t_1 = 0;
   }
 
-  /* "rulefactory.pxi":2112
+  /* "cdec/sa/rulefactory.pxi":2112
  *             links[i][0] -= off
  *             i += 1
  *         nt_i = 0             # <<<<<<<<<<<<<<
@@ -69949,7 +70473,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_INCREF(__pyx_int_0);
   __Pyx_DECREF_SET(__pyx_v_nt_i, __pyx_int_0);
 
-  /* "rulefactory.pxi":2113
+  /* "cdec/sa/rulefactory.pxi":2113
  *             i += 1
  *         nt_i = 0
  *         off = e_i             # <<<<<<<<<<<<<<
@@ -69959,7 +70483,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_INCREF(__pyx_v_e_i);
   __Pyx_DECREF_SET(__pyx_v_off, __pyx_v_e_i);
 
-  /* "rulefactory.pxi":2114
+  /* "cdec/sa/rulefactory.pxi":2114
  *         nt_i = 0
  *         off = e_i
  *         i = 0             # <<<<<<<<<<<<<<
@@ -69969,7 +70493,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_INCREF(__pyx_int_0);
   __Pyx_DECREF_SET(__pyx_v_i, __pyx_int_0);
 
-  /* "rulefactory.pxi":2115
+  /* "cdec/sa/rulefactory.pxi":2115
  *         off = e_i
  *         i = 0
  *         while i < links_len:             # <<<<<<<<<<<<<<
@@ -69985,7 +70509,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     if (!__pyx_t_7) break;
 
-    /* "rulefactory.pxi":2116
+    /* "cdec/sa/rulefactory.pxi":2116
  *         i = 0
  *         while i < links_len:
  *             while nt_i < nt_len and links_inv[i][1] > nt_inv[nt_i][3]:             # <<<<<<<<<<<<<<
@@ -70022,7 +70546,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __pyx_L25_bool_binop_done:;
       if (!__pyx_t_7) break;
 
-      /* "rulefactory.pxi":2117
+      /* "cdec/sa/rulefactory.pxi":2117
  *         while i < links_len:
  *             while nt_i < nt_len and links_inv[i][1] > nt_inv[nt_i][3]:
  *                 off += (nt_inv[nt_i][4] - nt_inv[nt_i][3])             # <<<<<<<<<<<<<<
@@ -70049,7 +70573,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __Pyx_DECREF_SET(__pyx_v_off, __pyx_t_1);
       __pyx_t_1 = 0;
 
-      /* "rulefactory.pxi":2118
+      /* "cdec/sa/rulefactory.pxi":2118
  *             while nt_i < nt_len and links_inv[i][1] > nt_inv[nt_i][3]:
  *                 off += (nt_inv[nt_i][4] - nt_inv[nt_i][3])
  *                 nt_i += 1             # <<<<<<<<<<<<<<
@@ -70062,7 +70586,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
       __pyx_t_1 = 0;
     }
 
-    /* "rulefactory.pxi":2119
+    /* "cdec/sa/rulefactory.pxi":2119
  *                 off += (nt_inv[nt_i][4] - nt_inv[nt_i][3])
  *                 nt_i += 1
  *             links_inv[i][1] -= off             # <<<<<<<<<<<<<<
@@ -70081,7 +70605,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-    /* "rulefactory.pxi":2120
+    /* "cdec/sa/rulefactory.pxi":2120
  *                 nt_i += 1
  *             links_inv[i][1] -= off
  *             i += 1             # <<<<<<<<<<<<<<
@@ -70094,7 +70618,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __pyx_t_1 = 0;
   }
 
-  /* "rulefactory.pxi":2123
+  /* "cdec/sa/rulefactory.pxi":2123
  * 
  *         # Find lexical span
  *         lex_f_i = f_i             # <<<<<<<<<<<<<<
@@ -70104,7 +70628,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __Pyx_INCREF(__pyx_v_f_i);
   __pyx_v_lex_f_i = __pyx_v_f_i;
 
-  /* "rulefactory.pxi":2124
+  /* "cdec/sa/rulefactory.pxi":2124
  *         # Find lexical span
  *         lex_f_i = f_i
  *         lex_f_j = f_i + (len(f_span) - 1)             # <<<<<<<<<<<<<<
@@ -70120,7 +70644,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __pyx_v_lex_f_j = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":2125
+  /* "cdec/sa/rulefactory.pxi":2125
  *         lex_f_i = f_i
  *         lex_f_j = f_i + (len(f_span) - 1)
  *         if nt:             # <<<<<<<<<<<<<<
@@ -70130,7 +70654,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __pyx_t_7 = __Pyx_PyObject_IsTrue(__pyx_v_nt); if (unlikely(__pyx_t_7 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2125; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_7) {
 
-    /* "rulefactory.pxi":2126
+    /* "cdec/sa/rulefactory.pxi":2126
  *         lex_f_j = f_i + (len(f_span) - 1)
  *         if nt:
  *             if nt[0][1] == lex_f_i:             # <<<<<<<<<<<<<<
@@ -70148,7 +70672,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     if (__pyx_t_7) {
 
-      /* "rulefactory.pxi":2127
+      /* "cdec/sa/rulefactory.pxi":2127
  *         if nt:
  *             if nt[0][1] == lex_f_i:
  *                 lex_f_i += (nt[0][2] - nt[0][1]) + 1             # <<<<<<<<<<<<<<
@@ -70181,7 +70705,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     }
     __pyx_L28:;
 
-    /* "rulefactory.pxi":2128
+    /* "cdec/sa/rulefactory.pxi":2128
  *             if nt[0][1] == lex_f_i:
  *                 lex_f_i += (nt[0][2] - nt[0][1]) + 1
  *             if nt[-1][2] == lex_f_j:             # <<<<<<<<<<<<<<
@@ -70199,7 +70723,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     if (__pyx_t_7) {
 
-      /* "rulefactory.pxi":2129
+      /* "cdec/sa/rulefactory.pxi":2129
  *                 lex_f_i += (nt[0][2] - nt[0][1]) + 1
  *             if nt[-1][2] == lex_f_j:
  *                 lex_f_j -= (nt[-1][2] - nt[-1][1]) + 1             # <<<<<<<<<<<<<<
@@ -70235,7 +70759,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   }
   __pyx_L27:;
 
-  /* "rulefactory.pxi":2132
+  /* "cdec/sa/rulefactory.pxi":2132
  * 
  *         # Create rule (f_phrase, e_phrase, links, f_link_min, f_link_max)
  *         f = Phrase(f_sym)             # <<<<<<<<<<<<<<
@@ -70253,7 +70777,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __pyx_v_f = ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":2133
+  /* "cdec/sa/rulefactory.pxi":2133
  *         # Create rule (f_phrase, e_phrase, links, f_link_min, f_link_max)
  *         f = Phrase(f_sym)
  *         e = Phrase(e_sym)             # <<<<<<<<<<<<<<
@@ -70271,7 +70795,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __pyx_v_e = ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":2134
+  /* "cdec/sa/rulefactory.pxi":2134
  *         f = Phrase(f_sym)
  *         e = Phrase(e_sym)
  *         a = tuple(self.alignment.link(i, j) for i, j in links)             # <<<<<<<<<<<<<<
@@ -70291,7 +70815,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __pyx_v_a = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":2135
+  /* "cdec/sa/rulefactory.pxi":2135
  *         e = Phrase(e_sym)
  *         a = tuple(self.alignment.link(i, j) for i, j in links)
  *         return (f, e, a, lex_f_i, lex_f_j)             # <<<<<<<<<<<<<<
@@ -70320,7 +70844,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":2073
+  /* "cdec/sa/rulefactory.pxi":2073
  * 
  *     # Create a rule from source, target, non-terminals, and alignments
  *     def form_rule(self, f_i, e_i, f_span, e_span, nt, al):             # <<<<<<<<<<<<<<
@@ -70360,7 +70884,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_27form_rule(s
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":2138
+/* "cdec/sa/rulefactory.pxi":2138
  * 
  *     # Rule string from rule
  *     def fmt_rule(self, f, e, a):             # <<<<<<<<<<<<<<
@@ -70437,9 +70961,9 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_30fmt_rule(Py
   __Pyx_RefNannyFinishContext();
   return __pyx_r;
 }
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_2generator16(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_2generator17(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "rulefactory.pxi":2139
+/* "cdec/sa/rulefactory.pxi":2139
  *     # Rule string from rule
  *     def fmt_rule(self, f, e, a):
  *         a_str = ' '.join('{0}-{1}'.format(*self.alignment.unlink(packed)) for packed in a)             # <<<<<<<<<<<<<<
@@ -70448,24 +70972,24 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_2ge
  */
 
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_genexpr(PyObject *__pyx_self) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *__pyx_cur_scope;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("genexpr", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr, __pyx_empty_tuple, NULL);
   if (unlikely(!__pyx_cur_scope)) {
     __Pyx_RefNannyFinishContext();
     return NULL;
   }
   __Pyx_GOTREF(__pyx_cur_scope);
-  __pyx_cur_scope->__pyx_outer_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *) __pyx_self;
+  __pyx_cur_scope->__pyx_outer_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *) __pyx_self;
   __Pyx_INCREF(((PyObject *)__pyx_cur_scope->__pyx_outer_scope));
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_outer_scope);
   {
-    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_2generator16, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_fmt_rule_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2139; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_GeneratorObject *gen = __Pyx_Generator_New((__pyx_generator_body_t) __pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_2generator17, (PyObject *) __pyx_cur_scope, __pyx_n_s_genexpr, __pyx_n_s_fmt_rule_locals_genexpr); if (unlikely(!gen)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2139; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_cur_scope);
     __Pyx_RefNannyFinishContext();
     return (PyObject *) gen;
@@ -70481,9 +71005,9 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_gen
   return __pyx_r;
 }
 
-static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_2generator16(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_2generator17(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *)__pyx_generator->closure);
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *)__pyx_generator->closure);
   PyObject *__pyx_r = NULL;
   PyObject *__pyx_t_1 = NULL;
   Py_ssize_t __pyx_t_2;
@@ -70626,7 +71150,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_2ge
   return NULL;
 }
 
-/* "rulefactory.pxi":2138
+/* "cdec/sa/rulefactory.pxi":2138
  * 
  *     # Rule string from rule
  *     def fmt_rule(self, f, e, a):             # <<<<<<<<<<<<<<
@@ -70635,7 +71159,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_23HieroCachingRuleFactory_8fmt_rule_2ge
  */
 
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_29fmt_rule(struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_f, PyObject *__pyx_v_e, PyObject *__pyx_v_a) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *__pyx_cur_scope;
   PyObject *__pyx_v_a_str = NULL;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
@@ -70648,7 +71172,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_29fmt_rule(st
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("fmt_rule", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule, __pyx_empty_tuple, NULL);
   if (unlikely(!__pyx_cur_scope)) {
     __Pyx_RefNannyFinishContext();
     return NULL;
@@ -70661,7 +71185,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_29fmt_rule(st
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_a);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_a);
 
-  /* "rulefactory.pxi":2139
+  /* "cdec/sa/rulefactory.pxi":2139
  *     # Rule string from rule
  *     def fmt_rule(self, f, e, a):
  *         a_str = ' '.join('{0}-{1}'.format(*self.alignment.unlink(packed)) for packed in a)             # <<<<<<<<<<<<<<
@@ -70676,7 +71200,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_29fmt_rule(st
   __pyx_v_a_str = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":2140
+  /* "cdec/sa/rulefactory.pxi":2140
  *     def fmt_rule(self, f, e, a):
  *         a_str = ' '.join('{0}-{1}'.format(*self.alignment.unlink(packed)) for packed in a)
  *         return '[X] ||| {0} ||| {1} ||| {2}'.format(f, e, a_str)             # <<<<<<<<<<<<<<
@@ -70720,7 +71244,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_29fmt_rule(st
   __pyx_t_2 = 0;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":2138
+  /* "cdec/sa/rulefactory.pxi":2138
  * 
  *     # Rule string from rule
  *     def fmt_rule(self, f, e, a):             # <<<<<<<<<<<<<<
@@ -70744,7 +71268,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_29fmt_rule(st
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":2144
+/* "cdec/sa/rulefactory.pxi":2144
  *     # Lookup online stats for phrase pair (f, e).  Return None if no match.
  *     # IMPORTANT: use get() to avoid adding items to defaultdict
  *     def online_ctx_lookup(self, f, e, ctx_name=None):             # <<<<<<<<<<<<<<
@@ -70845,7 +71369,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_31online_ctx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("online_ctx_lookup", 0);
 
-  /* "rulefactory.pxi":2145
+  /* "cdec/sa/rulefactory.pxi":2145
  *     # IMPORTANT: use get() to avoid adding items to defaultdict
  *     def online_ctx_lookup(self, f, e, ctx_name=None):
  *         if self.online:             # <<<<<<<<<<<<<<
@@ -70855,7 +71379,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_31online_ctx_
   __pyx_t_1 = (__pyx_v_self->online != 0);
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":2146
+    /* "cdec/sa/rulefactory.pxi":2146
  *     def online_ctx_lookup(self, f, e, ctx_name=None):
  *         if self.online:
  *             stats = self.online_stats[ctx_name]             # <<<<<<<<<<<<<<
@@ -70867,7 +71391,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_31online_ctx_
     __pyx_v_stats = __pyx_t_2;
     __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":2147
+    /* "cdec/sa/rulefactory.pxi":2147
  *         if self.online:
  *             stats = self.online_stats[ctx_name]
  *             fcount = stats.phrases_f.get(f, 0)             # <<<<<<<<<<<<<<
@@ -70909,7 +71433,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_31online_ctx_
     __pyx_v_fcount = __pyx_t_2;
     __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":2148
+    /* "cdec/sa/rulefactory.pxi":2148
  *             stats = self.online_stats[ctx_name]
  *             fcount = stats.phrases_f.get(f, 0)
  *             fsample_count = stats.samples_f.get(f, 0)             # <<<<<<<<<<<<<<
@@ -70951,7 +71475,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_31online_ctx_
     __pyx_v_fsample_count = __pyx_t_2;
     __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":2149
+    /* "cdec/sa/rulefactory.pxi":2149
  *             fcount = stats.phrases_f.get(f, 0)
  *             fsample_count = stats.samples_f.get(f, 0)
  *             d = stats.phrases_fe.get(f, None)             # <<<<<<<<<<<<<<
@@ -70993,7 +71517,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_31online_ctx_
     __pyx_v_d = __pyx_t_2;
     __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":2150
+    /* "cdec/sa/rulefactory.pxi":2150
  *             fsample_count = stats.samples_f.get(f, 0)
  *             d = stats.phrases_fe.get(f, None)
  *             paircount = d.get(e, 0) if d else 0             # <<<<<<<<<<<<<<
@@ -71040,7 +71564,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_31online_ctx_
     __pyx_v_paircount = __pyx_t_2;
     __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":2151
+    /* "cdec/sa/rulefactory.pxi":2151
  *             d = stats.phrases_fe.get(f, None)
  *             paircount = d.get(e, 0) if d else 0
  *             return OnlineFeatureContext(fcount, fsample_count, paircount, stats.bilex)             # <<<<<<<<<<<<<<
@@ -71090,7 +71614,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_31online_ctx_
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":2152
+  /* "cdec/sa/rulefactory.pxi":2152
  *             paircount = d.get(e, 0) if d else 0
  *             return OnlineFeatureContext(fcount, fsample_count, paircount, stats.bilex)
  *         return None             # <<<<<<<<<<<<<<
@@ -71102,7 +71626,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_31online_ctx_
   __pyx_r = Py_None;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":2144
+  /* "cdec/sa/rulefactory.pxi":2144
  *     # Lookup online stats for phrase pair (f, e).  Return None if no match.
  *     # IMPORTANT: use get() to avoid adding items to defaultdict
  *     def online_ctx_lookup(self, f, e, ctx_name=None):             # <<<<<<<<<<<<<<
@@ -71130,7 +71654,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_31online_ctx_
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":2157
+/* "cdec/sa/rulefactory.pxi":2157
  *     # (Used for EGivenFCoherent)
  *     # Return set of (fphrase, lex_i, lex_j)
  *     def get_f_phrases(self, f_words):             # <<<<<<<<<<<<<<
@@ -71151,7 +71675,7 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_34get_f_phras
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":2162
+/* "cdec/sa/rulefactory.pxi":2162
  *         phrases = set() # (fphrase, lex_i, lex_j)
  * 
  *         def extract(f_i, f_j, lex_i, lex_j, wc, ntc, syms):             # <<<<<<<<<<<<<<
@@ -71267,8 +71791,8 @@ static PyObject *__pyx_pw_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
 }
 
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phrases_extract(PyObject *__pyx_self, PyObject *__pyx_v_f_i, PyObject *__pyx_v_f_j, PyObject *__pyx_v_lex_i, PyObject *__pyx_v_lex_j, PyObject *__pyx_v_wc, PyObject *__pyx_v_ntc, PyObject *__pyx_v_syms) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *__pyx_cur_scope;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *__pyx_outer_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *__pyx_outer_scope;
   struct __pyx_obj_4cdec_2sa_3_sa_Phrase *__pyx_v_f = NULL;
   PyObject *__pyx_v_new_lex_i = NULL;
   PyObject *__pyx_v_new_lex_j = NULL;
@@ -71287,10 +71811,10 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("extract", 0);
-  __pyx_outer_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *) __Pyx_CyFunction_GetClosure(__pyx_self);
+  __pyx_outer_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *) __Pyx_CyFunction_GetClosure(__pyx_self);
   __pyx_cur_scope = __pyx_outer_scope;
 
-  /* "rulefactory.pxi":2164
+  /* "cdec/sa/rulefactory.pxi":2164
  *         def extract(f_i, f_j, lex_i, lex_j, wc, ntc, syms):
  *             # Phrase extraction limits
  *             if f_j > (f_len - 1) or (f_j - f_i) + 1 > self.max_initial_size:             # <<<<<<<<<<<<<<
@@ -71327,7 +71851,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
   __pyx_L4_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":2165
+    /* "cdec/sa/rulefactory.pxi":2165
  *             # Phrase extraction limits
  *             if f_j > (f_len - 1) or (f_j - f_i) + 1 > self.max_initial_size:
  *                 return             # <<<<<<<<<<<<<<
@@ -71339,7 +71863,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
     goto __pyx_L0;
   }
 
-  /* "rulefactory.pxi":2167
+  /* "cdec/sa/rulefactory.pxi":2167
  *                 return
  *             # Extend with word
  *             if wc + ntc < self.max_length:             # <<<<<<<<<<<<<<
@@ -71358,7 +71882,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":2168
+    /* "cdec/sa/rulefactory.pxi":2168
  *             # Extend with word
  *             if wc + ntc < self.max_length:
  *                 syms.append(f_words[f_j])             # <<<<<<<<<<<<<<
@@ -71371,7 +71895,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
     __pyx_t_6 = __Pyx_PyObject_Append(__pyx_v_syms, __pyx_t_2); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2168; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "rulefactory.pxi":2169
+    /* "cdec/sa/rulefactory.pxi":2169
  *             if wc + ntc < self.max_length:
  *                 syms.append(f_words[f_j])
  *                 f = Phrase(syms)             # <<<<<<<<<<<<<<
@@ -71389,7 +71913,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
     __pyx_v_f = ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":2170
+    /* "cdec/sa/rulefactory.pxi":2170
  *                 syms.append(f_words[f_j])
  *                 f = Phrase(syms)
  *                 new_lex_i = min(lex_i, f_j)             # <<<<<<<<<<<<<<
@@ -71418,7 +71942,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
     __pyx_v_new_lex_i = __pyx_t_3;
     __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":2171
+    /* "cdec/sa/rulefactory.pxi":2171
  *                 f = Phrase(syms)
  *                 new_lex_i = min(lex_i, f_j)
  *                 new_lex_j = max(lex_j, f_j)             # <<<<<<<<<<<<<<
@@ -71447,7 +71971,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
     __pyx_v_new_lex_j = __pyx_t_3;
     __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":2172
+    /* "cdec/sa/rulefactory.pxi":2172
  *                 new_lex_i = min(lex_i, f_j)
  *                 new_lex_j = max(lex_j, f_j)
  *                 phrases.add((f, new_lex_i, new_lex_j))             # <<<<<<<<<<<<<<
@@ -71473,7 +71997,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
     __pyx_t_6 = PySet_Add(__pyx_cur_scope->__pyx_v_phrases, __pyx_t_3); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2172; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "rulefactory.pxi":2173
+    /* "cdec/sa/rulefactory.pxi":2173
  *                 new_lex_j = max(lex_j, f_j)
  *                 phrases.add((f, new_lex_i, new_lex_j))
  *                 extract(f_i, f_j + 1, new_lex_i, new_lex_j, wc + 1, ntc, syms)             # <<<<<<<<<<<<<<
@@ -71491,7 +72015,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-    /* "rulefactory.pxi":2174
+    /* "cdec/sa/rulefactory.pxi":2174
  *                 phrases.add((f, new_lex_i, new_lex_j))
  *                 extract(f_i, f_j + 1, new_lex_i, new_lex_j, wc + 1, ntc, syms)
  *                 syms.pop()             # <<<<<<<<<<<<<<
@@ -71505,7 +72029,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
   }
   __pyx_L6:;
 
-  /* "rulefactory.pxi":2176
+  /* "cdec/sa/rulefactory.pxi":2176
  *                 syms.pop()
  *             # Extend with existing non-terminal
  *             if syms and sym_isvar(syms[-1]):             # <<<<<<<<<<<<<<
@@ -71529,7 +72053,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
   __pyx_L8_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":2178
+    /* "cdec/sa/rulefactory.pxi":2178
  *             if syms and sym_isvar(syms[-1]):
  *                 # Don't re-extract the same phrase
  *                 extract(f_i, f_j + 1, lex_i, lex_j, wc, ntc, syms)             # <<<<<<<<<<<<<<
@@ -71547,7 +72071,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
   }
   __pyx_L7:;
 
-  /* "rulefactory.pxi":2180
+  /* "cdec/sa/rulefactory.pxi":2180
  *                 extract(f_i, f_j + 1, lex_i, lex_j, wc, ntc, syms)
  *             # Extend with new non-terminal
  *             if wc + ntc < self.max_length:             # <<<<<<<<<<<<<<
@@ -71566,7 +72090,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   if (__pyx_t_1) {
 
-    /* "rulefactory.pxi":2181
+    /* "cdec/sa/rulefactory.pxi":2181
  *             # Extend with new non-terminal
  *             if wc + ntc < self.max_length:
  *                 if not syms or (ntc < self.max_nonterminals and not sym_isvar(syms[-1])):             # <<<<<<<<<<<<<<
@@ -71605,7 +72129,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
     __pyx_L12_bool_binop_done:;
     if (__pyx_t_1) {
 
-      /* "rulefactory.pxi":2182
+      /* "cdec/sa/rulefactory.pxi":2182
  *             if wc + ntc < self.max_length:
  *                 if not syms or (ntc < self.max_nonterminals and not sym_isvar(syms[-1])):
  *                     syms.append(sym_setindex(self.category, ntc + 1))             # <<<<<<<<<<<<<<
@@ -71622,7 +72146,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
       __pyx_t_6 = __Pyx_PyObject_Append(__pyx_v_syms, __pyx_t_5); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2182; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
 
-      /* "rulefactory.pxi":2183
+      /* "cdec/sa/rulefactory.pxi":2183
  *                 if not syms or (ntc < self.max_nonterminals and not sym_isvar(syms[-1])):
  *                     syms.append(sym_setindex(self.category, ntc + 1))
  *                     f = Phrase(syms)             # <<<<<<<<<<<<<<
@@ -71640,7 +72164,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
       __Pyx_XDECREF_SET(__pyx_v_f, ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)__pyx_t_3));
       __pyx_t_3 = 0;
 
-      /* "rulefactory.pxi":2184
+      /* "cdec/sa/rulefactory.pxi":2184
  *                     syms.append(sym_setindex(self.category, ntc + 1))
  *                     f = Phrase(syms)
  *                     if wc > 0:             # <<<<<<<<<<<<<<
@@ -71652,7 +72176,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
       __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
       if (__pyx_t_1) {
 
-        /* "rulefactory.pxi":2185
+        /* "cdec/sa/rulefactory.pxi":2185
  *                     f = Phrase(syms)
  *                     if wc > 0:
  *                         phrases.add((f, lex_i, lex_j))             # <<<<<<<<<<<<<<
@@ -71681,7 +72205,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
       }
       __pyx_L15:;
 
-      /* "rulefactory.pxi":2186
+      /* "cdec/sa/rulefactory.pxi":2186
  *                     if wc > 0:
  *                         phrases.add((f, lex_i, lex_j))
  *                     extract(f_i, f_j + 1, lex_i, lex_j, wc, ntc + 1, syms)             # <<<<<<<<<<<<<<
@@ -71699,7 +72223,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
       __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "rulefactory.pxi":2187
+      /* "cdec/sa/rulefactory.pxi":2187
  *                         phrases.add((f, lex_i, lex_j))
  *                     extract(f_i, f_j + 1, lex_i, lex_j, wc, ntc + 1, syms)
  *                     syms.pop()             # <<<<<<<<<<<<<<
@@ -71716,7 +72240,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
   }
   __pyx_L10:;
 
-  /* "rulefactory.pxi":2162
+  /* "cdec/sa/rulefactory.pxi":2162
  *         phrases = set() # (fphrase, lex_i, lex_j)
  * 
  *         def extract(f_i, f_j, lex_i, lex_j, wc, ntc, syms):             # <<<<<<<<<<<<<<
@@ -71743,7 +72267,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":2157
+/* "cdec/sa/rulefactory.pxi":2157
  *     # (Used for EGivenFCoherent)
  *     # Return set of (fphrase, lex_i, lex_j)
  *     def get_f_phrases(self, f_words):             # <<<<<<<<<<<<<<
@@ -71752,7 +72276,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_13get_f_phras
  */
 
 static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_33get_f_phrases(struct __pyx_obj_4cdec_2sa_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_f_words) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *__pyx_cur_scope;
   long __pyx_v_f_i;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
@@ -71766,7 +72290,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_33get_f_phras
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("get_f_phrases", 0);
-  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases, __pyx_empty_tuple, NULL);
+  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases, __pyx_empty_tuple, NULL);
   if (unlikely(!__pyx_cur_scope)) {
     __Pyx_RefNannyFinishContext();
     return NULL;
@@ -71779,7 +72303,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_33get_f_phras
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_f_words);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_f_words);
 
-  /* "rulefactory.pxi":2159
+  /* "cdec/sa/rulefactory.pxi":2159
  *     def get_f_phrases(self, f_words):
  * 
  *         f_len = len(f_words)             # <<<<<<<<<<<<<<
@@ -71792,7 +72316,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_33get_f_phras
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_cur_scope->__pyx_v_f_len = __pyx_t_2;
 
-  /* "rulefactory.pxi":2160
+  /* "cdec/sa/rulefactory.pxi":2160
  * 
  *         f_len = len(f_words)
  *         phrases = set() # (fphrase, lex_i, lex_j)             # <<<<<<<<<<<<<<
@@ -71805,7 +72329,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_33get_f_phras
   __pyx_cur_scope->__pyx_v_phrases = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":2162
+  /* "cdec/sa/rulefactory.pxi":2162
  *         phrases = set() # (fphrase, lex_i, lex_j)
  * 
  *         def extract(f_i, f_j, lex_i, lex_j, wc, ntc, syms):             # <<<<<<<<<<<<<<
@@ -71818,7 +72342,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_33get_f_phras
   __pyx_cur_scope->__pyx_v_extract = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":2190
+  /* "cdec/sa/rulefactory.pxi":2190
  * 
  *         # Try to extract phrases from every f index
  *         for f_i from 0 <= f_i < f_len:             # <<<<<<<<<<<<<<
@@ -71828,7 +72352,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_33get_f_phras
   __pyx_t_2 = __pyx_cur_scope->__pyx_v_f_len;
   for (__pyx_v_f_i = 0; __pyx_v_f_i < __pyx_t_2; __pyx_v_f_i++) {
 
-    /* "rulefactory.pxi":2191
+    /* "cdec/sa/rulefactory.pxi":2191
  *         # Try to extract phrases from every f index
  *         for f_i from 0 <= f_i < f_len:
  *             extract(f_i, f_i, f_len, -1, 0, 0, [])             # <<<<<<<<<<<<<<
@@ -71852,7 +72376,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_33get_f_phras
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
   }
 
-  /* "rulefactory.pxi":2193
+  /* "cdec/sa/rulefactory.pxi":2193
  *             extract(f_i, f_i, f_len, -1, 0, 0, [])
  * 
  *         return phrases             # <<<<<<<<<<<<<<
@@ -71864,7 +72388,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_33get_f_phras
   __pyx_r = __pyx_cur_scope->__pyx_v_phrases;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":2157
+  /* "cdec/sa/rulefactory.pxi":2157
  *     # (Used for EGivenFCoherent)
  *     # Return set of (fphrase, lex_i, lex_j)
  *     def get_f_phrases(self, f_words):             # <<<<<<<<<<<<<<
@@ -71888,7 +72412,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_33get_f_phras
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":2196
+/* "cdec/sa/rulefactory.pxi":2196
  * 
  *     # Drop online stats for a context
  *     def drop_ctx(self, ctx_name=None):             # <<<<<<<<<<<<<<
@@ -71966,7 +72490,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_35drop_ctx(st
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("drop_ctx", 0);
 
-  /* "rulefactory.pxi":2197
+  /* "cdec/sa/rulefactory.pxi":2197
  *     # Drop online stats for a context
  *     def drop_ctx(self, ctx_name=None):
  *         self.online_stats.pop(ctx_name, None)             # <<<<<<<<<<<<<<
@@ -72004,7 +72528,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_35drop_ctx(st
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":2196
+  /* "cdec/sa/rulefactory.pxi":2196
  * 
  *     # Drop online stats for a context
  *     def drop_ctx(self, ctx_name=None):             # <<<<<<<<<<<<<<
@@ -72028,7 +72552,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_23HieroCachingRuleFactory_35drop_ctx(st
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":2200
+/* "cdec/sa/rulefactory.pxi":2200
  * 
  * # Spans are _inclusive_ on both ends [i, j]
  * def span_check(vec, i, j):             # <<<<<<<<<<<<<<
@@ -72118,7 +72642,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_16span_check(CYTHON_UNUSED PyObject *__
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("span_check", 0);
 
-  /* "rulefactory.pxi":2201
+  /* "cdec/sa/rulefactory.pxi":2201
  * # Spans are _inclusive_ on both ends [i, j]
  * def span_check(vec, i, j):
  *     k = i             # <<<<<<<<<<<<<<
@@ -72128,7 +72652,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_16span_check(CYTHON_UNUSED PyObject *__
   __Pyx_INCREF(__pyx_v_i);
   __pyx_v_k = __pyx_v_i;
 
-  /* "rulefactory.pxi":2202
+  /* "cdec/sa/rulefactory.pxi":2202
  * def span_check(vec, i, j):
  *     k = i
  *     while k <= j:             # <<<<<<<<<<<<<<
@@ -72141,7 +72665,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_16span_check(CYTHON_UNUSED PyObject *__
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
     if (!__pyx_t_2) break;
 
-    /* "rulefactory.pxi":2203
+    /* "cdec/sa/rulefactory.pxi":2203
  *     k = i
  *     while k <= j:
  *         if vec[k]:             # <<<<<<<<<<<<<<
@@ -72154,7 +72678,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_16span_check(CYTHON_UNUSED PyObject *__
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
     if (__pyx_t_2) {
 
-      /* "rulefactory.pxi":2204
+      /* "cdec/sa/rulefactory.pxi":2204
  *     while k <= j:
  *         if vec[k]:
  *             return False             # <<<<<<<<<<<<<<
@@ -72167,7 +72691,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_16span_check(CYTHON_UNUSED PyObject *__
       goto __pyx_L0;
     }
 
-    /* "rulefactory.pxi":2205
+    /* "cdec/sa/rulefactory.pxi":2205
  *         if vec[k]:
  *             return False
  *         k += 1             # <<<<<<<<<<<<<<
@@ -72180,7 +72704,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_16span_check(CYTHON_UNUSED PyObject *__
     __pyx_t_1 = 0;
   }
 
-  /* "rulefactory.pxi":2206
+  /* "cdec/sa/rulefactory.pxi":2206
  *             return False
  *         k += 1
  *     return True             # <<<<<<<<<<<<<<
@@ -72192,7 +72716,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_16span_check(CYTHON_UNUSED PyObject *__
   __pyx_r = Py_True;
   goto __pyx_L0;
 
-  /* "rulefactory.pxi":2200
+  /* "cdec/sa/rulefactory.pxi":2200
  * 
  * # Spans are _inclusive_ on both ends [i, j]
  * def span_check(vec, i, j):             # <<<<<<<<<<<<<<
@@ -72212,7 +72736,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_16span_check(CYTHON_UNUSED PyObject *__
   return __pyx_r;
 }
 
-/* "rulefactory.pxi":2208
+/* "cdec/sa/rulefactory.pxi":2208
  *     return True
  * 
  * def span_inc(vec, i, j):             # <<<<<<<<<<<<<<
@@ -72304,7 +72828,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_18span_inc(CYTHON_UNUSED PyObject *__py
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("span_inc", 0);
 
-  /* "rulefactory.pxi":2209
+  /* "cdec/sa/rulefactory.pxi":2209
  * 
  * def span_inc(vec, i, j):
  *     k = i             # <<<<<<<<<<<<<<
@@ -72314,7 +72838,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_18span_inc(CYTHON_UNUSED PyObject *__py
   __Pyx_INCREF(__pyx_v_i);
   __pyx_v_k = __pyx_v_i;
 
-  /* "rulefactory.pxi":2210
+  /* "cdec/sa/rulefactory.pxi":2210
  * def span_inc(vec, i, j):
  *     k = i
  *     while k <= j:             # <<<<<<<<<<<<<<
@@ -72327,7 +72851,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_18span_inc(CYTHON_UNUSED PyObject *__py
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
     if (!__pyx_t_2) break;
 
-    /* "rulefactory.pxi":2211
+    /* "cdec/sa/rulefactory.pxi":2211
  *     k = i
  *     while k <= j:
  *         vec[k] += 1             # <<<<<<<<<<<<<<
@@ -72345,7 +72869,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_18span_inc(CYTHON_UNUSED PyObject *__py
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@@ -72358,7 +72882,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_18span_inc(CYTHON_UNUSED PyObject *__py
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@@ -72514,7 +73038,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_20span_dec(CYTHON_UNUSED PyObject *__py
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-  /* "features.pxi":9
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-  /* "features.pxi":7
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-/* "features.pxi":11
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  *     def set(self, unsigned name, float value):             # <<<<<<<<<<<<<<
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-  /* "features.pxi":12
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-  /* "features.pxi":13
+  /* "cdec/sa/features.pxi":13
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  *         self.values.append(value)             # <<<<<<<<<<<<<<
@@ -72765,7 +73289,7 @@ static PyObject *__pyx_pf_4cdec_2sa_3_sa_13FeatureVector_2set(struct __pyx_obj_4
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-  /* "features.pxi":11
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  *     def set(self, unsigned name, float value):             # <<<<<<<<<<<<<<
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-static PyObject *__pyx_gb_4cdec_2sa_3_sa_13FeatureVector_6generator5(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_13FeatureVector_6generator6(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "features.pxi":15
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-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *__pyx_cur_scope;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *__pyx_cur_scope;
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+  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__, __pyx_empty_tuple, NULL);
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-static PyObject *__pyx_gb_4cdec_2sa_3_sa_13FeatureVector_6generator5(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
+static PyObject *__pyx_gb_4cdec_2sa_3_sa_13FeatureVector_6generator6(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
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-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *)__pyx_generator->closure);
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *)__pyx_generator->closure);
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   unsigned int __pyx_t_2;
@@ -72867,7 +73391,7 @@ static PyObject *__pyx_gb_4cdec_2sa_3_sa_13FeatureVector_6generator5(__pyx_Gener
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-  /* "features.pxi":17
+  /* "cdec/sa/features.pxi":17
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-    /* "features.pxi":18
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-  /* "features.pxi":15
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  *     def __iter__(self):             # <<<<<<<<<<<<<<
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-/* "features.pxi":20
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  *     def __str__(self):             # <<<<<<<<<<<<<<
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-static PyObject *__pyx_gb_4cdec_2sa_3_sa_13FeatureVector_7__str___2generator17(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
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-/* "features.pxi":21
+/* "cdec/sa/features.pxi":21
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  *     def __str__(self):
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-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr *__pyx_cur_scope;
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+  __pyx_cur_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *)__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr(__pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr, __pyx_empty_tuple, NULL);
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-  __pyx_cur_scope->__pyx_outer_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *) __pyx_self;
+  __pyx_cur_scope->__pyx_outer_scope = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *) __pyx_self;
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-static PyObject *__pyx_gb_4cdec_2sa_3_sa_13FeatureVector_7__str___2generator17(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
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+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *__pyx_cur_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *)__pyx_generator->closure);
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-  /* "features.pxi":21
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-  /* "features.pxi":20
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  *     def __init__(self, *models):
  *         names = [FD.index(<char *>model.__name__) for model in models]             # <<<<<<<<<<<<<<
@@ -73246,7 +73770,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Scorer___init__(struct __pyx_obj_4cdec_2sa_3
   __pyx_v_names = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "features.pxi":27
+  /* "cdec/sa/features.pxi":27
  *     def __init__(self, *models):
  *         names = [FD.index(<char *>model.__name__) for model in models]
  *         self.models = zip(names, models)             # <<<<<<<<<<<<<<
@@ -73270,7 +73794,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Scorer___init__(struct __pyx_obj_4cdec_2sa_3
   __pyx_v_self->models = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "features.pxi":25
+  /* "cdec/sa/features.pxi":25
  * cdef class Scorer:
  *     cdef models
  *     def __init__(self, *models):             # <<<<<<<<<<<<<<
@@ -73295,7 +73819,7 @@ static int __pyx_pf_4cdec_2sa_3_sa_6Scorer___init__(struct __pyx_obj_4cdec_2sa_3
   return __pyx_r;
 }
 
-/* "features.pxi":29
+/* "cdec/sa/features.pxi":29
  *         self.models = zip(names, models)
  * 
  *     cdef FeatureVector score(self, ctx):             # <<<<<<<<<<<<<<
@@ -73325,7 +73849,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *__pyx_f_4cdec_2sa_3_sa_6Sc
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("score", 0);
 
-  /* "features.pxi":30
+  /* "cdec/sa/features.pxi":30
  * 
  *     cdef FeatureVector score(self, ctx):
  *         cdef FeatureVector scores = FeatureVector()             # <<<<<<<<<<<<<<
@@ -73337,7 +73861,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *__pyx_f_4cdec_2sa_3_sa_6Sc
   __pyx_v_scores = ((struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "features.pxi":31
+  /* "cdec/sa/features.pxi":31
  *     cdef FeatureVector score(self, ctx):
  *         cdef FeatureVector scores = FeatureVector()
  *         for name, model in self.models:             # <<<<<<<<<<<<<<
@@ -73436,7 +73960,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *__pyx_f_4cdec_2sa_3_sa_6Sc
     __Pyx_XDECREF_SET(__pyx_v_model, __pyx_t_6);
     __pyx_t_6 = 0;
 
-    /* "features.pxi":32
+    /* "cdec/sa/features.pxi":32
  *         cdef FeatureVector scores = FeatureVector()
  *         for name, model in self.models:
  *             scores.set(name, model(ctx))             # <<<<<<<<<<<<<<
@@ -73499,7 +74023,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *__pyx_f_4cdec_2sa_3_sa_6Sc
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-    /* "features.pxi":31
+    /* "cdec/sa/features.pxi":31
  *     cdef FeatureVector score(self, ctx):
  *         cdef FeatureVector scores = FeatureVector()
  *         for name, model in self.models:             # <<<<<<<<<<<<<<
@@ -73509,7 +74033,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *__pyx_f_4cdec_2sa_3_sa_6Sc
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "features.pxi":33
+  /* "cdec/sa/features.pxi":33
  *         for name, model in self.models:
  *             scores.set(name, model(ctx))
  *         return scores             # <<<<<<<<<<<<<<
@@ -73519,7 +74043,7 @@ static struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *__pyx_f_4cdec_2sa_3_sa_6Sc
   __pyx_r = __pyx_v_scores;
   goto __pyx_L0;
 
-  /* "features.pxi":29
+  /* "cdec/sa/features.pxi":29
  *         self.models = zip(names, models)
  * 
  *     cdef FeatureVector score(self, ctx):             # <<<<<<<<<<<<<<
@@ -74020,6 +74544,7 @@ static PyMethodDef __pyx_methods_4cdec_2sa_3_sa_Phrase[] = {
   {"clen", (PyCFunction)__pyx_pw_4cdec_2sa_3_sa_6Phrase_17clen, METH_O, 0},
   {"getchunk", (PyCFunction)__pyx_pw_4cdec_2sa_3_sa_6Phrase_19getchunk, METH_O, 0},
   {"subst", (PyCFunction)__pyx_pw_4cdec_2sa_3_sa_6Phrase_32subst, METH_VARARGS|METH_KEYWORDS, 0},
+  {"iterspans", (PyCFunction)__pyx_pw_4cdec_2sa_3_sa_6Phrase_34iterspans, METH_VARARGS|METH_KEYWORDS, __pyx_doc_4cdec_2sa_3_sa_6Phrase_33iterspans},
   {0, 0, 0, 0}
 };
 
@@ -79057,14 +79582,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_15___iter__ = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_16___str__[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_16___str__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_16___str__[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_16___str__];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -79074,41 +79599,172 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_16___str__(PyTyp
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_16___str__(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans *)o;
   PyObject_GC_UnTrack(o);
+  Py_CLEAR(p->__pyx_v_get_sym);
+  Py_CLEAR(p->__pyx_v_nt_flag);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_16___str__[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_16___str__++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ *)o);
+  Py_CLEAR(p->__pyx_v_span);
+  Py_CLEAR(p->__pyx_v_to_str);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_16___str__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans *)o;
+  if (p->__pyx_v_get_sym) {
+    e = (*v)(p->__pyx_v_get_sym, a); if (e) return e;
+  }
+  if (p->__pyx_v_nt_flag) {
+    e = (*v)(p->__pyx_v_nt_flag, a); if (e) return e;
+  }
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
+  if (p->__pyx_v_span) {
+    e = (*v)(p->__pyx_v_span, a); if (e) return e;
+  }
+  if (p->__pyx_v_to_str) {
+    e = (*v)(p->__pyx_v_to_str, a); if (e) return e;
+  }
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_16___str__(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans *)o;
+  tmp = ((PyObject*)p->__pyx_v_get_sym);
+  p->__pyx_v_get_sym = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_nt_flag);
+  p->__pyx_v_nt_flag = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_self);
+  p->__pyx_v_self = ((struct __pyx_obj_4cdec_2sa_3_sa_Phrase *)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_span);
+  p->__pyx_v_span = ((PyObject*)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_to_str);
+  p->__pyx_v_to_str = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  return 0;
+}
+
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans = {
+  PyVarObject_HEAD_INIT(0, 0)
+  "cdec.sa._sa.__pyx_scope_struct_16_iterspans", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans), /*tp_basicsize*/
+  0, /*tp_itemsize*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans, /*tp_dealloc*/
+  0, /*tp_print*/
+  0, /*tp_getattr*/
+  0, /*tp_setattr*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*tp_compare*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*tp_repr*/
+  0, /*tp_as_number*/
+  0, /*tp_as_sequence*/
+  0, /*tp_as_mapping*/
+  0, /*tp_hash*/
+  0, /*tp_call*/
+  0, /*tp_str*/
+  0, /*tp_getattro*/
+  0, /*tp_setattro*/
+  0, /*tp_as_buffer*/
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
+  0, /*tp_doc*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans, /*tp_clear*/
+  0, /*tp_richcompare*/
+  0, /*tp_weaklistoffset*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  0, /*tp_methods*/
+  0, /*tp_members*/
+  0, /*tp_getset*/
+  0, /*tp_base*/
+  0, /*tp_dict*/
+  0, /*tp_descr_get*/
+  0, /*tp_descr_set*/
+  0, /*tp_dictoffset*/
+  0, /*tp_init*/
+  0, /*tp_alloc*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans, /*tp_new*/
+  0, /*tp_free*/
+  0, /*tp_is_gc*/
+  0, /*tp_bases*/
+  0, /*tp_mro*/
+  0, /*tp_cache*/
+  0, /*tp_subclasses*/
+  0, /*tp_weaklist*/
+  0, /*tp_del*/
+  0, /*tp_version_tag*/
+  #if PY_VERSION_HEX >= 0x030400a1
+  0, /*tp_finalize*/
+  #endif
+};
+
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_17___str__[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ = 0;
+
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_17___str__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  PyObject *o;
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_17___str__[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_17___str__];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__));
+    (void) PyObject_INIT(o, t);
+    PyObject_GC_Track(o);
+  } else {
+    o = (*t->tp_alloc)(t, 0);
+    if (unlikely(!o)) return 0;
+  }
+  return o;
+}
+
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_17___str__(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ *)o;
+  PyObject_GC_UnTrack(o);
+  Py_CLEAR(p->__pyx_v_self);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_17___str__[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_17___str__++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ *)o);
+  } else {
+    (*Py_TYPE(o)->tp_free)(o);
+  }
+}
+
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_17___str__(PyObject *o, visitproc v, void *a) {
+  int e;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ *)o;
+  if (p->__pyx_v_self) {
+    e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
+  }
+  return 0;
+}
+
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_17___str__(PyObject *o) {
+  PyObject* tmp;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ *)o;
   tmp = ((PyObject*)p->__pyx_v_self);
   p->__pyx_v_self = ((struct __pyx_obj_4cdec_2sa_3_sa_Rule *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_16___str__", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_17___str__", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_16___str__, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_17___str__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -79129,8 +79785,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_16___str__, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_16___str__, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_17___str__, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_17___str__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -79145,7 +79801,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_16___str__, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_17___str__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -79160,14 +79816,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -79177,22 +79833,22 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr(PyTyp
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_a);
   Py_CLEAR(p->__pyx_t_0);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr *)o;
   if (p->__pyx_outer_scope) {
     e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
@@ -79205,11 +79861,11 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr(PyObje
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr *)o;
   tmp = ((PyObject*)p->__pyx_outer_scope);
-  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_a);
   p->__pyx_v_a = Py_None; Py_INCREF(Py_None);
@@ -79220,12 +79876,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr(PyObject
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_17_genexpr", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_18_genexpr", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -79246,8 +79902,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -79262,7 +79918,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -79277,14 +79933,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -79294,22 +79950,22 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments(Py
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_point);
   Py_CLEAR(p->__pyx_v_self);
   Py_CLEAR(p->__pyx_t_0);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments *)o;
   if (p->__pyx_v_point) {
     e = (*v)(p->__pyx_v_point, a); if (e) return e;
   }
@@ -79322,9 +79978,9 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments(PyO
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments *)o;
   tmp = ((PyObject*)p->__pyx_v_point);
   p->__pyx_v_point = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
@@ -79337,12 +79993,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments(PyObje
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_18_alignments", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_19_alignments", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -79363,8 +80019,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments =
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -79379,7 +80035,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments =
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -79394,14 +80050,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments =
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_19_input[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_19_input = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_20_input[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_20_input = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_19_input(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_20_input(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_19_input > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_19_input[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_19_input];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_20_input > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_20_input[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_20_input];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -79411,8 +80067,8 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_19_input(PyTypeO
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_19_input(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_20_input(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_alignment);
   Py_CLEAR(p->__pyx_v_als);
@@ -79473,16 +80129,16 @@ static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_19_input(PyObject
   Py_CLEAR(p->__pyx_t_0);
   Py_CLEAR(p->__pyx_t_4);
   Py_CLEAR(p->__pyx_t_5);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_19_input < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_19_input[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_19_input++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_20_input < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_20_input[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_20_input++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_19_input(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_20_input(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input *)o;
   if (p->__pyx_v_alignment) {
     e = (*v)(p->__pyx_v_alignment, a); if (e) return e;
   }
@@ -79663,9 +80319,9 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_19_input(PyObject
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_19_input(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_20_input(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input *)o;
   tmp = ((PyObject*)p->__pyx_v_alignment);
   p->__pyx_v_alignment = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
@@ -79846,12 +80502,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_19_input(PyObject *o
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_input = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_input = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_19_input", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_20_input", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_19_input, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_20_input, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -79872,8 +80528,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_input = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_19_input, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_19_input, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_20_input, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_20_input, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -79888,7 +80544,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_input = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_19_input, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_20_input, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -79903,14 +80559,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_input = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -79920,22 +80576,22 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr(PyTyp
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_word);
   Py_CLEAR(p->__pyx_t_0);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr *)o;
   if (p->__pyx_outer_scope) {
     e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
@@ -79948,11 +80604,11 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr(PyObje
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr *)o;
   tmp = ((PyObject*)p->__pyx_outer_scope);
-  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_19_input *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_input *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_word);
   p->__pyx_v_word = Py_None; Py_INCREF(Py_None);
@@ -79963,12 +80619,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr(PyObject
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_20_genexpr", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_21_genexpr", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -79989,8 +80645,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -80005,7 +80661,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -80020,14 +80676,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -80037,8 +80693,8 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance(
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_al);
   Py_CLEAR(p->__pyx_v_cover);
@@ -80051,16 +80707,16 @@ static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance(P
   Py_CLEAR(p->__pyx_v_fe_span);
   Py_CLEAR(p->__pyx_v_rules);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *)o;
   if (p->__pyx_v_al) {
     e = (*v)(p->__pyx_v_al, a); if (e) return e;
   }
@@ -80097,9 +80753,9 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance(P
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance *)o;
   tmp = ((PyObject*)p->__pyx_v_al);
   p->__pyx_v_al = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
@@ -80136,12 +80792,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance(PyOb
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_21_add_instance", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_22_add_instance", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -80162,8 +80818,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -80178,7 +80834,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -80193,14 +80849,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -80210,21 +80866,21 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule(PyT
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_links);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule *)o;
   if (p->__pyx_v_links) {
     e = (*v)(p->__pyx_v_links, a); if (e) return e;
   }
@@ -80234,9 +80890,9 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule(PyOb
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule *)o;
   tmp = ((PyObject*)p->__pyx_v_links);
   p->__pyx_v_links = ((PyObject*)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
@@ -80246,12 +80902,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule(PyObjec
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_22_form_rule", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_23_form_rule", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -80272,8 +80928,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule =
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -80288,7 +80944,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule =
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -80303,14 +80959,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule =
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -80320,23 +80976,23 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr(PyTyp
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_i);
   Py_CLEAR(p->__pyx_v_j);
   Py_CLEAR(p->__pyx_t_0);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr *)o;
   if (p->__pyx_outer_scope) {
     e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
@@ -80352,11 +81008,11 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr(PyObje
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr *)o;
   tmp = ((PyObject*)p->__pyx_outer_scope);
-  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_i);
   p->__pyx_v_i = Py_None; Py_INCREF(Py_None);
@@ -80370,12 +81026,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr(PyObject
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_23_genexpr", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_24_genexpr", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -80396,8 +81052,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -80412,7 +81068,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -80427,14 +81083,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -80444,21 +81100,21 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule(PyTy
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_a);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *)o;
   if (p->__pyx_v_a) {
     e = (*v)(p->__pyx_v_a, a); if (e) return e;
   }
@@ -80468,9 +81124,9 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule(PyObj
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *)o;
   tmp = ((PyObject*)p->__pyx_v_a);
   p->__pyx_v_a = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
@@ -80480,12 +81136,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule(PyObject
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_24_fmt_rule", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_25_fmt_rule", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -80506,8 +81162,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -80522,7 +81178,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -80537,14 +81193,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -80554,22 +81210,22 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr(PyTyp
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_packed);
   Py_CLEAR(p->__pyx_t_0);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *)o;
   if (p->__pyx_outer_scope) {
     e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
@@ -80582,11 +81238,11 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr(PyObje
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr *)o;
   tmp = ((PyObject*)p->__pyx_outer_scope);
-  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_packed);
   p->__pyx_v_packed = Py_None; Py_INCREF(Py_None);
@@ -80597,12 +81253,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr(PyObject
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_25_genexpr", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_26_genexpr", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -80623,8 +81279,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -80639,7 +81295,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -80654,14 +81310,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -80671,23 +81327,23 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_extract);
   Py_CLEAR(p->__pyx_v_f_words);
   Py_CLEAR(p->__pyx_v_phrases);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *)o;
   if (p->__pyx_v_extract) {
     e = (*v)(p->__pyx_v_extract, a); if (e) return e;
   }
@@ -80703,9 +81359,9 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases(
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases *)o;
   tmp = ((PyObject*)p->__pyx_v_extract);
   p->__pyx_v_extract = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
@@ -80721,12 +81377,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases(PyO
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_26_get_f_phrases", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_27_get_f_phrases", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -80747,8 +81403,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrase
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -80763,7 +81419,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrase
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -80778,14 +81434,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrase
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -80795,41 +81451,41 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__(PyTy
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ *)o;
   tmp = ((PyObject*)p->__pyx_v_self);
   p->__pyx_v_self = ((struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_27___iter__", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_28___iter__", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -80850,8 +81506,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -80866,7 +81522,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -80881,14 +81537,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_28___str__[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_29___str__[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_28___str__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_29___str__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_28___str__[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_28___str__];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_29___str__[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_29___str__];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -80898,41 +81554,41 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_28___str__(PyTyp
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_28___str__(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_29___str__(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_28___str__[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_28___str__++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_29___str__[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_29___str__++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_28___str__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_29___str__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_28___str__(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_29___str__(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *)o;
   tmp = ((PyObject*)p->__pyx_v_self);
   p->__pyx_v_self = ((struct __pyx_obj_4cdec_2sa_3_sa_FeatureVector *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_28___str__", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_29___str__", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_28___str__, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_29___str__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -80953,8 +81609,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_28___str__, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_28___str__, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_29___str__, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_29___str__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -80969,7 +81625,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_28___str__, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_29___str__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -80984,14 +81640,14 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ = {
   #endif
 };
 
-static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr[8];
-static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr = 0;
+static struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr[8];
+static int __pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr = 0;
 
-static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o;
-  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr)))) {
-    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr];
-    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr));
+  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr)))) {
+    o = (PyObject*)__pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr[--__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr];
+    memset(o, 0, sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr));
     (void) PyObject_INIT(o, t);
     PyObject_GC_Track(o);
   } else {
@@ -81001,22 +81657,22 @@ static PyObject *__pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr(PyTyp
   return o;
 }
 
-static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr(PyObject *o) {
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr *)o;
+static void __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr(PyObject *o) {
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *)o;
   PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_feat);
   Py_CLEAR(p->__pyx_t_0);
-  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr)))) {
-    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr *)o);
+  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr)))) {
+    __pyx_freelist_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr[__pyx_freecount_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr++] = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *)o);
   } else {
     (*Py_TYPE(o)->tp_free)(o);
   }
 }
 
-static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *)o;
   if (p->__pyx_outer_scope) {
     e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
@@ -81029,11 +81685,11 @@ static int __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr(PyObje
   return 0;
 }
 
-static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr(PyObject *o) {
+static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr(PyObject *o) {
   PyObject* tmp;
-  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr *)o;
+  struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *p = (struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr *)o;
   tmp = ((PyObject*)p->__pyx_outer_scope);
-  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_outer_scope = ((struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_feat);
   p->__pyx_v_feat = Py_None; Py_INCREF(Py_None);
@@ -81044,12 +81700,12 @@ static int __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr(PyObject
   return 0;
 }
 
-static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr = {
+static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  "cdec.sa._sa.__pyx_scope_struct_29_genexpr", /*tp_name*/
-  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr), /*tp_basicsize*/
+  "cdec.sa._sa.__pyx_scope_struct_30_genexpr", /*tp_name*/
+  sizeof(struct __pyx_obj_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr, /*tp_dealloc*/
+  __pyx_tp_dealloc_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -81070,8 +81726,8 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr = {
   0, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr, /*tp_traverse*/
-  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr, /*tp_clear*/
+  __pyx_tp_traverse_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
@@ -81086,7 +81742,7 @@ static PyTypeObject __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr, /*tp_new*/
+  __pyx_tp_new_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -81166,6 +81822,7 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_kp_s_No_aligned_terminals, __pyx_k_No_aligned_terminals, sizeof(__pyx_k_No_aligned_terminals), 0, 0, 1, 0},
   {&__pyx_n_s_OnlineFeatureContext, __pyx_k_OnlineFeatureContext, sizeof(__pyx_k_OnlineFeatureContext), 0, 0, 1, 1},
   {&__pyx_n_s_Phrase___iter, __pyx_k_Phrase___iter, sizeof(__pyx_k_Phrase___iter), 0, 0, 1, 1},
+  {&__pyx_n_s_Phrase_iterspans, __pyx_k_Phrase_iterspans, sizeof(__pyx_k_Phrase_iterspans), 0, 0, 1, 1},
   {&__pyx_kp_s_Precomputation_done_with_max_ini, __pyx_k_Precomputation_done_with_max_ini, sizeof(__pyx_k_Precomputation_done_with_max_ini), 0, 0, 1, 0},
   {&__pyx_kp_s_Precomputation_done_with_max_non, __pyx_k_Precomputation_done_with_max_non, sizeof(__pyx_k_Precomputation_done_with_max_non), 0, 0, 1, 0},
   {&__pyx_kp_s_Precomputation_done_with_max_ter, __pyx_k_Precomputation_done_with_max_ter, sizeof(__pyx_k_Precomputation_done_with_max_ter), 0, 0, 1, 0},
@@ -81195,6 +81852,9 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_kp_s_Unable_to_extract_basic_phrase, __pyx_k_Unable_to_extract_basic_phrase, sizeof(__pyx_k_Unable_to_extract_basic_phrase), 0, 0, 1, 0},
   {&__pyx_kp_s_Unaligned_chunk, __pyx_k_Unaligned_chunk, sizeof(__pyx_k_Unaligned_chunk), 0, 0, 1, 0},
   {&__pyx_kp_s_Unexpected_condition_found_in_q3, __pyx_k_Unexpected_condition_found_in_q3, sizeof(__pyx_k_Unexpected_condition_found_in_q3), 0, 0, 1, 0},
+  {&__pyx_kp_s_Users_waziz_workspace_mtm14_my, __pyx_k_Users_waziz_workspace_mtm14_my, sizeof(__pyx_k_Users_waziz_workspace_mtm14_my), 0, 0, 1, 0},
+  {&__pyx_kp_s_Users_waziz_workspace_mtm14_my_2, __pyx_k_Users_waziz_workspace_mtm14_my_2, sizeof(__pyx_k_Users_waziz_workspace_mtm14_my_2), 0, 0, 1, 0},
+  {&__pyx_kp_s_Users_waziz_workspace_mtm14_my_3, __pyx_k_Users_waziz_workspace_mtm14_my_3, sizeof(__pyx_k_Users_waziz_workspace_mtm14_my_3), 0, 0, 1, 0},
   {&__pyx_n_s_ValueError, __pyx_k_ValueError, sizeof(__pyx_k_ValueError), 0, 0, 1, 1},
   {&__pyx_kp_s_X, __pyx_k_X, sizeof(__pyx_k_X), 0, 0, 1, 0},
   {&__pyx_kp_s_X_0_1_2, __pyx_k_X_0_1_2, sizeof(__pyx_k_X_0_1_2), 0, 0, 1, 0},
@@ -81340,6 +82000,9 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s_isvar, __pyx_k_isvar, sizeof(__pyx_k_isvar), 0, 0, 1, 1},
   {&__pyx_n_s_iter, __pyx_k_iter, sizeof(__pyx_k_iter), 0, 0, 1, 1},
   {&__pyx_n_s_iteritems, __pyx_k_iteritems, sizeof(__pyx_k_iteritems), 0, 0, 1, 1},
+  {&__pyx_n_s_iterspans, __pyx_k_iterspans, sizeof(__pyx_k_iterspans), 0, 0, 1, 1},
+  {&__pyx_n_s_iterspans_locals_lambda, __pyx_k_iterspans_locals_lambda, sizeof(__pyx_k_iterspans_locals_lambda), 0, 0, 1, 1},
+  {&__pyx_n_s_iterspans_locals_lambda_locals_l, __pyx_k_iterspans_locals_lambda_locals_l, sizeof(__pyx_k_iterspans_locals_lambda_locals_l), 0, 0, 1, 1},
   {&__pyx_n_s_itertools, __pyx_k_itertools, sizeof(__pyx_k_itertools), 0, 0, 1, 1},
   {&__pyx_n_s_itervalues, __pyx_k_itervalues, sizeof(__pyx_k_itervalues), 0, 0, 1, 1},
   {&__pyx_n_s_ito, __pyx_k_ito, sizeof(__pyx_k_ito), 0, 0, 1, 1},
@@ -81389,6 +82052,7 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s_next_states, __pyx_k_next_states, sizeof(__pyx_k_next_states), 0, 0, 1, 1},
   {&__pyx_n_s_nt, __pyx_k_nt, sizeof(__pyx_k_nt), 0, 0, 1, 1},
   {&__pyx_n_s_nt_collision, __pyx_k_nt_collision, sizeof(__pyx_k_nt_collision), 0, 0, 1, 1},
+  {&__pyx_n_s_nt_flag, __pyx_k_nt_flag, sizeof(__pyx_k_nt_flag), 0, 0, 1, 1},
   {&__pyx_n_s_nt_open, __pyx_k_nt_open, sizeof(__pyx_k_nt_open), 0, 0, 1, 1},
   {&__pyx_n_s_ntc, __pyx_k_ntc, sizeof(__pyx_k_ntc), 0, 0, 1, 1},
   {&__pyx_n_s_num_subpatterns, __pyx_k_num_subpatterns, sizeof(__pyx_k_num_subpatterns), 0, 0, 1, 1},
@@ -81476,6 +82140,7 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s_throw, __pyx_k_throw, sizeof(__pyx_k_throw), 0, 0, 1, 1},
   {&__pyx_n_s_tight_phrases, __pyx_k_tight_phrases, sizeof(__pyx_k_tight_phrases), 0, 0, 1, 1},
   {&__pyx_n_s_toMap, __pyx_k_toMap, sizeof(__pyx_k_toMap), 0, 0, 1, 1},
+  {&__pyx_n_s_to_str, __pyx_k_to_str, sizeof(__pyx_k_to_str), 0, 0, 1, 1},
   {&__pyx_n_s_train_max_initial_size, __pyx_k_train_max_initial_size, sizeof(__pyx_k_train_max_initial_size), 0, 0, 1, 1},
   {&__pyx_n_s_train_min_gap_size, __pyx_k_train_min_gap_size, sizeof(__pyx_k_train_min_gap_size), 0, 0, 1, 1},
   {&__pyx_n_s_unlink, __pyx_k_unlink, sizeof(__pyx_k_unlink), 0, 0, 1, 1},
@@ -81484,9 +82149,6 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s_use_collocations, __pyx_k_use_collocations, sizeof(__pyx_k_use_collocations), 0, 0, 1, 1},
   {&__pyx_n_s_use_index, __pyx_k_use_index, sizeof(__pyx_k_use_index), 0, 0, 1, 1},
   {&__pyx_n_s_use_sent_id, __pyx_k_use_sent_id, sizeof(__pyx_k_use_sent_id), 0, 0, 1, 1},
-  {&__pyx_kp_s_usr0_home_cdyer_cdec_python_cde, __pyx_k_usr0_home_cdyer_cdec_python_cde, sizeof(__pyx_k_usr0_home_cdyer_cdec_python_cde), 0, 0, 1, 0},
-  {&__pyx_kp_s_usr0_home_cdyer_cdec_python_cde_2, __pyx_k_usr0_home_cdyer_cdec_python_cde_2, sizeof(__pyx_k_usr0_home_cdyer_cdec_python_cde_2), 0, 0, 1, 0},
-  {&__pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3, __pyx_k_usr0_home_cdyer_cdec_python_cde_3, sizeof(__pyx_k_usr0_home_cdyer_cdec_python_cde_3), 0, 0, 1, 0},
   {&__pyx_n_s_value, __pyx_k_value, sizeof(__pyx_k_value), 0, 0, 1, 1},
   {&__pyx_n_s_vec, __pyx_k_vec, sizeof(__pyx_k_vec), 0, 0, 1, 1},
   {&__pyx_n_s_w, __pyx_k_w, sizeof(__pyx_k_w), 0, 0, 1, 1},
@@ -81515,7 +82177,7 @@ static int __Pyx_InitCachedBuiltins(void) {
   __pyx_builtin_Exception = __Pyx_GetBuiltinName(__pyx_n_s_Exception); if (!__pyx_builtin_Exception) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 130; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_builtin_zip = __Pyx_GetBuiltinName(__pyx_n_s_zip); if (!__pyx_builtin_zip) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 378; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_builtin_StopIteration = __Pyx_GetBuiltinName(__pyx_n_s_StopIteration); if (!__pyx_builtin_StopIteration) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 108; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_builtin_cmp = __Pyx_GetBuiltinName(__pyx_n_s_cmp); if (!__pyx_builtin_cmp) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 172; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_builtin_cmp = __Pyx_GetBuiltinName(__pyx_n_s_cmp); if (!__pyx_builtin_cmp) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_builtin_sorted = __Pyx_GetBuiltinName(__pyx_n_s_sorted); if (!__pyx_builtin_sorted) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 979; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_builtin_max = __Pyx_GetBuiltinName(__pyx_n_s_max); if (!__pyx_builtin_max) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1156; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   return 0;
@@ -81527,7 +82189,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__Pyx_InitCachedConstants", 0);
 
-  /* "data_array.pxi":20
+  /* "cdec/sa/data_array.pxi":20
  *         self.word2id = {"END_OF_FILE":0, "END_OF_LINE":1}
  *         self.id2word = ["END_OF_FILE", "END_OF_LINE"]
  *         self.data = IntList(1000,1000)             # <<<<<<<<<<<<<<
@@ -81538,7 +82200,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__3);
   __Pyx_GIVEREF(__pyx_tuple__3);
 
-  /* "data_array.pxi":21
+  /* "cdec/sa/data_array.pxi":21
  *         self.id2word = ["END_OF_FILE", "END_OF_LINE"]
  *         self.data = IntList(1000,1000)
  *         self.sent_id = IntList(1000,1000)             # <<<<<<<<<<<<<<
@@ -81549,7 +82211,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__4);
   __Pyx_GIVEREF(__pyx_tuple__4);
 
-  /* "data_array.pxi":22
+  /* "cdec/sa/data_array.pxi":22
  *         self.data = IntList(1000,1000)
  *         self.sent_id = IntList(1000,1000)
  *         self.sent_index = IntList(1000,1000)             # <<<<<<<<<<<<<<
@@ -81560,7 +82222,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__5);
   __Pyx_GIVEREF(__pyx_tuple__5);
 
-  /* "data_array.pxi":66
+  /* "cdec/sa/data_array.pxi":66
  *                     f.write("%s " % self.get_word(w_id))
  *                 if w_id == 1:
  *                     f.write("\n")             # <<<<<<<<<<<<<<
@@ -81571,7 +82233,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__7);
   __Pyx_GIVEREF(__pyx_tuple__7);
 
-  /* "data_array.pxi":61
+  /* "cdec/sa/data_array.pxi":61
  * 
  *     def write_text(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -81582,7 +82244,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__8);
   __Pyx_GIVEREF(__pyx_tuple__8);
 
-  /* "data_array.pxi":69
+  /* "cdec/sa/data_array.pxi":69
  * 
  *     def read_text(self, char* filename):
  *         with gzip_or_text(filename) as fp:             # <<<<<<<<<<<<<<
@@ -81593,7 +82255,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__9);
   __Pyx_GIVEREF(__pyx_tuple__9);
 
-  /* "data_array.pxi":74
+  /* "cdec/sa/data_array.pxi":74
  *     def read_bitext(self, char* filename, int side):
  *         with gzip_or_text(filename) as fp:
  *             data = (line.split(' ||| ')[side] for line in fp)             # <<<<<<<<<<<<<<
@@ -81604,7 +82266,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__11);
   __Pyx_GIVEREF(__pyx_tuple__11);
 
-  /* "data_array.pxi":73
+  /* "cdec/sa/data_array.pxi":73
  * 
  *     def read_bitext(self, char* filename, int side):
  *         with gzip_or_text(filename) as fp:             # <<<<<<<<<<<<<<
@@ -81615,7 +82277,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__12);
   __Pyx_GIVEREF(__pyx_tuple__12);
 
-  /* "data_array.pxi":130
+  /* "cdec/sa/data_array.pxi":130
  *         num_words = len(self.id2word) - 2
  *         fwrite(&(num_words), sizeof(int), 1, f)
  *         for word in self.id2word[2:]:             # <<<<<<<<<<<<<<
@@ -81626,7 +82288,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_slice__13);
   __Pyx_GIVEREF(__pyx_slice__13);
 
-  /* "data_array.pxi":144
+  /* "cdec/sa/data_array.pxi":144
  *         for i in self.data:
  *             f.write("%d " %i)
  *         f.write("\n")             # <<<<<<<<<<<<<<
@@ -81637,7 +82299,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__14);
   __Pyx_GIVEREF(__pyx_tuple__14);
 
-  /* "data_array.pxi":147
+  /* "cdec/sa/data_array.pxi":147
  *         for i in self.sent_index:
  *             f.write("%d " %i)
  *         f.write("\n")             # <<<<<<<<<<<<<<
@@ -81648,7 +82310,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__15);
   __Pyx_GIVEREF(__pyx_tuple__15);
 
-  /* "data_array.pxi":150
+  /* "cdec/sa/data_array.pxi":150
  *         for i in self.sent_id:
  *             f.write("%d " %i)
  *         f.write("\n")             # <<<<<<<<<<<<<<
@@ -81659,7 +82321,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__16);
   __Pyx_GIVEREF(__pyx_tuple__16);
 
-  /* "data_array.pxi":153
+  /* "cdec/sa/data_array.pxi":153
  *         for word in self.id2word:
  *             f.write("%s %d " % (word, self.word2id[word]))
  *         f.write("\n")             # <<<<<<<<<<<<<<
@@ -81670,7 +82332,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__17);
   __Pyx_GIVEREF(__pyx_tuple__17);
 
-  /* "data_array.pxi":156
+  /* "cdec/sa/data_array.pxi":156
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -81680,7 +82342,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__18);
   __Pyx_GIVEREF(__pyx_tuple__18);
 
-  /* "alignment.pxi":48
+  /* "cdec/sa/alignment.pxi":48
  * 
  *     def __cinit__(self, from_binary=None, from_text=None):
  *         self.links = IntList(1000,1000)             # <<<<<<<<<<<<<<
@@ -81691,7 +82353,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__19);
   __Pyx_GIVEREF(__pyx_tuple__19);
 
-  /* "alignment.pxi":49
+  /* "cdec/sa/alignment.pxi":49
  *     def __cinit__(self, from_binary=None, from_text=None):
  *         self.links = IntList(1000,1000)
  *         self.sent_index = IntList(1000,1000)             # <<<<<<<<<<<<<<
@@ -81702,7 +82364,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__20);
   __Pyx_GIVEREF(__pyx_tuple__20);
 
-  /* "alignment.pxi":61
+  /* "cdec/sa/alignment.pxi":61
  *                 pairs = line.split()
  *                 for pair in pairs:
  *                     (i, j) = map(int, pair.split('-'))             # <<<<<<<<<<<<<<
@@ -81713,7 +82375,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__22);
   __Pyx_GIVEREF(__pyx_tuple__22);
 
-  /* "alignment.pxi":56
+  /* "cdec/sa/alignment.pxi":56
  * 
  *     def read_text(self, char* filename):
  *         with gzip_or_text(filename) as f:             # <<<<<<<<<<<<<<
@@ -81724,7 +82386,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__23);
   __Pyx_GIVEREF(__pyx_tuple__23);
 
-  /* "alignment.pxi":77
+  /* "cdec/sa/alignment.pxi":77
  *             for i, link in enumerate(self.links):
  *                 while i >= self.sent_index[sent_num]:
  *                     f.write("\n")             # <<<<<<<<<<<<<<
@@ -81735,7 +82397,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__24);
   __Pyx_GIVEREF(__pyx_tuple__24);
 
-  /* "alignment.pxi":80
+  /* "cdec/sa/alignment.pxi":80
  *                     sent_num = sent_num + 1
  *                 f.write("%d-%d " % self.unlink(link))
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -81746,7 +82408,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__25);
   __Pyx_GIVEREF(__pyx_tuple__25);
 
-  /* "alignment.pxi":73
+  /* "cdec/sa/alignment.pxi":73
  * 
  *     def write_text(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -81757,7 +82419,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__26);
   __Pyx_GIVEREF(__pyx_tuple__26);
 
-  /* "alignment.pxi":93
+  /* "cdec/sa/alignment.pxi":93
  *             for link in self.links:
  *                 f.write("%d " % link)
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -81768,7 +82430,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__27);
   __Pyx_GIVEREF(__pyx_tuple__27);
 
-  /* "alignment.pxi":96
+  /* "cdec/sa/alignment.pxi":96
  *             for i in self.sent_index:
  *                 f.write("%d " % i)
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -81779,7 +82441,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__28);
   __Pyx_GIVEREF(__pyx_tuple__28);
 
-  /* "alignment.pxi":90
+  /* "cdec/sa/alignment.pxi":90
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -81790,7 +82452,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__29);
   __Pyx_GIVEREF(__pyx_tuple__29);
 
-  /* "bilex.pxi":312
+  /* "cdec/sa/bilex.pxi":312
  * 
  *             # Re-read file, placing words into buckets
  *             f.seek(0)             # <<<<<<<<<<<<<<
@@ -81801,7 +82463,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__30);
   __Pyx_GIVEREF(__pyx_tuple__30);
 
-  /* "bilex.pxi":288
+  /* "cdec/sa/bilex.pxi":288
  * 
  *         fcount = IntList()
  *         with gzip_or_text(filename) as f:             # <<<<<<<<<<<<<<
@@ -81812,7 +82474,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__31);
   __Pyx_GIVEREF(__pyx_tuple__31);
 
-  /* "bilex.pxi":354
+  /* "cdec/sa/bilex.pxi":354
  * 
  *         if i > j:
  *             raise Exception("Sort error in CLex")             # <<<<<<<<<<<<<<
@@ -81823,7 +82485,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__33);
   __Pyx_GIVEREF(__pyx_tuple__33);
 
-  /* "bilex.pxi":377
+  /* "cdec/sa/bilex.pxi":377
  *             for i in self.f_index:
  *                 f.write("%d " % i)
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -81834,7 +82496,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__35);
   __Pyx_GIVEREF(__pyx_tuple__35);
 
-  /* "bilex.pxi":380
+  /* "cdec/sa/bilex.pxi":380
  *             for i, s1, s2 in zip(self.e_index, self.col1, self.col2):
  *                 f.write("%d %f %f " % (i, s1, s2))
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -81845,7 +82507,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__36);
   __Pyx_GIVEREF(__pyx_tuple__36);
 
-  /* "bilex.pxi":383
+  /* "cdec/sa/bilex.pxi":383
  *             for i, w in enumerate(self.id2fword):
  *                 f.write("%d %s " % (i, w))
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -81856,7 +82518,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__37);
   __Pyx_GIVEREF(__pyx_tuple__37);
 
-  /* "bilex.pxi":386
+  /* "cdec/sa/bilex.pxi":386
  *             for i, w in enumerate(self.id2eword):
  *                 f.write("%d %s " % (i, w))
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -81867,7 +82529,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__38);
   __Pyx_GIVEREF(__pyx_tuple__38);
 
-  /* "bilex.pxi":374
+  /* "cdec/sa/bilex.pxi":374
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -81878,7 +82540,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__39);
   __Pyx_GIVEREF(__pyx_tuple__39);
 
-  /* "bilex.pxi":419
+  /* "cdec/sa/bilex.pxi":419
  *         cdef i, N, e_id, f_id
  * 
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -81889,7 +82551,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__40);
   __Pyx_GIVEREF(__pyx_tuple__40);
 
-  /* "lcp.pxi":13
+  /* "cdec/sa/lcp.pxi":13
  *         cdef IntList rank
  * 
  *         logger.info("Constructing LCP array")             # <<<<<<<<<<<<<<
@@ -81900,7 +82562,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__43);
   __Pyx_GIVEREF(__pyx_tuple__43);
 
-  /* "lcp.pxi":34
+  /* "cdec/sa/lcp.pxi":34
  *             if h > 0:
  *                 h = h-1
  *         logger.info("LCP array completed")             # <<<<<<<<<<<<<<
@@ -81911,7 +82573,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__44);
   __Pyx_GIVEREF(__pyx_tuple__44);
 
-  /* "precomputation.pxi":297
+  /* "cdec/sa/precomputation.pxi":297
  *         pattern_rank = {}
  * 
  *         logger.info("Precomputing frequent intersections")             # <<<<<<<<<<<<<<
@@ -81922,7 +82584,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__47);
   __Pyx_GIVEREF(__pyx_tuple__47);
 
-  /* "precomputation.pxi":314
+  /* "cdec/sa/precomputation.pxi":314
  *         queue = IntList(increment=1000)
  * 
  *         logger.info("    Computing inverted indexes...")             # <<<<<<<<<<<<<<
@@ -81933,7 +82595,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__48);
   __Pyx_GIVEREF(__pyx_tuple__48);
 
-  /* "precomputation.pxi":329
+  /* "cdec/sa/precomputation.pxi":329
  *                     trie_node_data_append(node, i)
  * 
  *         logger.info("    Computing collocations...")             # <<<<<<<<<<<<<<
@@ -81944,7 +82606,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__49);
   __Pyx_GIVEREF(__pyx_tuple__49);
 
-  /* "precomputation.pxi":386
+  /* "cdec/sa/precomputation.pxi":386
  *                 ptr1 = ptr1 + 1
  * 
  *         self.precomputed_collocations = collocations.toMap(False)             # <<<<<<<<<<<<<<
@@ -81955,7 +82617,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__50);
   __Pyx_GIVEREF(__pyx_tuple__50);
 
-  /* "precomputation.pxi":387
+  /* "cdec/sa/precomputation.pxi":387
  * 
  *         self.precomputed_collocations = collocations.toMap(False)
  *         self.precomputed_index = frequent_patterns.toMap(True)             # <<<<<<<<<<<<<<
@@ -81966,7 +82628,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__51);
   __Pyx_GIVEREF(__pyx_tuple__51);
 
-  /* "precomputation.pxi":393
+  /* "cdec/sa/precomputation.pxi":393
  *             for pattern2 in J_set:
  *                 if len(pattern1) + len(pattern2) + 1 < self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2             # <<<<<<<<<<<<<<
@@ -81977,7 +82639,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__52);
   __Pyx_GIVEREF(__pyx_tuple__52);
 
-  /* "precomputation.pxi":400
+  /* "cdec/sa/precomputation.pxi":400
  *                 x = x+1
  *                 if len(pattern1) + len(pattern2) + 1 <= self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2             # <<<<<<<<<<<<<<
@@ -81988,7 +82650,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__53);
   __Pyx_GIVEREF(__pyx_tuple__53);
 
-  /* "precomputation.pxi":407
+  /* "cdec/sa/precomputation.pxi":407
  *                 x = x+2
  *                 if len(pattern1) + len(pattern2) + 1<= self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2             # <<<<<<<<<<<<<<
@@ -81999,7 +82661,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__54);
   __Pyx_GIVEREF(__pyx_tuple__54);
 
-  /* "precomputation.pxi":409
+  /* "cdec/sa/precomputation.pxi":409
  *                     combined_pattern = pattern1 + (-1,) + pattern2
  *                     IJ_set.add(combined_pattern)
  *                     combined_pattern = pattern2 + (-1,) + pattern1             # <<<<<<<<<<<<<<
@@ -82010,7 +82672,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__55);
   __Pyx_GIVEREF(__pyx_tuple__55);
 
-  /* "suffix_array.pxi":94
+  /* "cdec/sa/suffix_array.pxi":94
  * 
  *         '''Step 3: read off suffix array from inverse suffix array'''
  *         logger.info("    Finalizing sort...")             # <<<<<<<<<<<<<<
@@ -82021,7 +82683,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__56);
   __Pyx_GIVEREF(__pyx_tuple__56);
 
-  /* "suffix_array.pxi":193
+  /* "cdec/sa/suffix_array.pxi":193
  *             for a_i in self.sa:
  *                 f.write("%d " % a_i)
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -82032,7 +82694,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__57);
   __Pyx_GIVEREF(__pyx_tuple__57);
 
-  /* "suffix_array.pxi":196
+  /* "cdec/sa/suffix_array.pxi":196
  *             for w_i in self.ha:
  *                 f.write("%d " % w_i)
  *             f.write("\n")             # <<<<<<<<<<<<<<
@@ -82043,7 +82705,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__58);
   __Pyx_GIVEREF(__pyx_tuple__58);
 
-  /* "suffix_array.pxi":189
+  /* "cdec/sa/suffix_array.pxi":189
  * 
  *     def write_enhanced(self, char* filename):
  *         with open(filename, "w") as f:             # <<<<<<<<<<<<<<
@@ -82054,7 +82716,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__59);
   __Pyx_GIVEREF(__pyx_tuple__59);
 
-  /* "rulefactory.pxi":140
+  /* "cdec/sa/rulefactory.pxi":140
  *             logger.info("Sampling strategy: uniform, max sample size = %d", sample_size)
  *         else:
  *             logger.info("Sampling strategy: no sampling")             # <<<<<<<<<<<<<<
@@ -82065,7 +82727,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__60);
   __Pyx_GIVEREF(__pyx_tuple__60);
 
-  /* "rulefactory.pxi":353
+  /* "cdec/sa/rulefactory.pxi":353
  *         respectively.    This is because Chiang's model does not require
  *         them to be the same, therefore we don't either.'''
  *         self.rules = TrieTable(True) # cache             # <<<<<<<<<<<<<<
@@ -82076,7 +82738,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__61);
   __Pyx_GIVEREF(__pyx_tuple__61);
 
-  /* "rulefactory.pxi":356
+  /* "cdec/sa/rulefactory.pxi":356
  *         self.rules.root = ExtendedTrieNode(phrase_location=PhraseLocation())
  *         if alignment is None:
  *             raise Exception("Must specify an alignment object")             # <<<<<<<<<<<<<<
@@ -82087,7 +82749,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__62);
   __Pyx_GIVEREF(__pyx_tuple__62);
 
-  /* "rulefactory.pxi":1072
+  /* "cdec/sa/rulefactory.pxi":1072
  *                         else:
  *                             #ERROR: We never get here
  *                             raise Exception("Keyword trie error")             # <<<<<<<<<<<<<<
@@ -82098,7 +82760,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__66);
   __Pyx_GIVEREF(__pyx_tuple__66);
 
-  /* "rulefactory.pxi":2003
+  /* "cdec/sa/rulefactory.pxi":2003
  *             if nt and nt[-1][2] == f_j - 1:
  *                 # Add to non-terminal, checking for collisions
  *                 old_last_nt = nt[-1][:]             # <<<<<<<<<<<<<<
@@ -82109,7 +82771,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_slice__67);
   __Pyx_GIVEREF(__pyx_slice__67);
 
-  /* "rulefactory.pxi":1940
+  /* "cdec/sa/rulefactory.pxi":1940
  *         # f_ i and j are current, e_ i and j are previous
  *         # We care _considering_ f_j, so it is not yet in counts
  *         def extract(f_i, f_j, e_i, e_j, min_bound, wc, links, nt, nt_open):             # <<<<<<<<<<<<<<
@@ -82119,9 +82781,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__68 = PyTuple_Pack(19, __pyx_n_s_f_i, __pyx_n_s_f_j, __pyx_n_s_e_i, __pyx_n_s_e_j, __pyx_n_s_min_bound, __pyx_n_s_wc, __pyx_n_s_links, __pyx_n_s_nt, __pyx_n_s_nt_open, __pyx_n_s_link_i, __pyx_n_s_link_j, __pyx_n_s_new_e_i, __pyx_n_s_new_e_j, __pyx_n_s_new_min_bound, __pyx_n_s_i, __pyx_n_s_nt_collision, __pyx_n_s_link, __pyx_n_s_plus_links, __pyx_n_s_old_last_nt); if (unlikely(!__pyx_tuple__68)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1940; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__68);
   __Pyx_GIVEREF(__pyx_tuple__68);
-  __pyx_codeobj__69 = (PyObject*)__Pyx_PyCode_New(9, 0, 19, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__68, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde, __pyx_n_s_extract, 1940, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__69)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1940; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__69 = (PyObject*)__Pyx_PyCode_New(9, 0, 19, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__68, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my, __pyx_n_s_extract, 1940, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__69)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1940; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "rulefactory.pxi":2062
+  /* "cdec/sa/rulefactory.pxi":2062
  *         # Update phrase counts
  *         for rule in rules:
  *             (f_ph, e_ph, al) = rule[:3]             # <<<<<<<<<<<<<<
@@ -82132,7 +82794,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_slice__70);
   __Pyx_GIVEREF(__pyx_slice__70);
 
-  /* "rulefactory.pxi":2077
+  /* "cdec/sa/rulefactory.pxi":2077
  *         # Substitute in non-terminals
  *         nt_inv = sorted(nt, cmp=lambda x, y: cmp(x[3], y[3]))
  *         f_sym = list(f_span[:])             # <<<<<<<<<<<<<<
@@ -82143,7 +82805,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_slice__71);
   __Pyx_GIVEREF(__pyx_slice__71);
 
-  /* "rulefactory.pxi":2087
+  /* "cdec/sa/rulefactory.pxi":2087
  *             f_sym.insert(next_nt[1] - off, sym_setindex(self.category, next_nt[0]))
  *             off += (nt_len - 1)
  *         e_sym = list(e_span[:])             # <<<<<<<<<<<<<<
@@ -82154,7 +82816,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_slice__72);
   __Pyx_GIVEREF(__pyx_slice__72);
 
-  /* "rulefactory.pxi":2162
+  /* "cdec/sa/rulefactory.pxi":2162
  *         phrases = set() # (fphrase, lex_i, lex_j)
  * 
  *         def extract(f_i, f_j, lex_i, lex_j, wc, ntc, syms):             # <<<<<<<<<<<<<<
@@ -82164,7 +82826,7 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__73 = PyTuple_Pack(10, __pyx_n_s_f_i, __pyx_n_s_f_j, __pyx_n_s_lex_i, __pyx_n_s_lex_j, __pyx_n_s_wc, __pyx_n_s_ntc, __pyx_n_s_syms, __pyx_n_s_f, __pyx_n_s_new_lex_i, __pyx_n_s_new_lex_j); if (unlikely(!__pyx_tuple__73)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2162; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__73);
   __Pyx_GIVEREF(__pyx_tuple__73);
-  __pyx_codeobj__74 = (PyObject*)__Pyx_PyCode_New(7, 0, 10, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__73, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde, __pyx_n_s_extract, 2162, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__74)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2162; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__74 = (PyObject*)__Pyx_PyCode_New(7, 0, 10, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__73, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my, __pyx_n_s_extract, 2162, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__74)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2162; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
   /* "cdec/sa/_sa.pyx":5
  * import gzip
@@ -82173,7 +82835,7 @@ static int __Pyx_InitCachedConstants(void) {
  *     return (resource.getrusage(resource.RUSAGE_SELF).ru_utime+
  *             resource.getrusage(resource.RUSAGE_SELF).ru_stime)
  */
-  __pyx_codeobj__75 = (PyObject*)__Pyx_PyCode_New(0, 0, 0, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_2, __pyx_n_s_monitor_cpu, 5, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__75)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__75 = (PyObject*)__Pyx_PyCode_New(0, 0, 0, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_2, __pyx_n_s_monitor_cpu, 5, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__75)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
   /* "cdec/sa/_sa.pyx":9
  *             resource.getrusage(resource.RUSAGE_SELF).ru_stime)
@@ -82185,7 +82847,7 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__76 = PyTuple_Pack(2, __pyx_n_s_filename, __pyx_n_s_filename); if (unlikely(!__pyx_tuple__76)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__76);
   __Pyx_GIVEREF(__pyx_tuple__76);
-  __pyx_codeobj__77 = (PyObject*)__Pyx_PyCode_New(1, 0, 2, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__76, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_2, __pyx_n_s_gzip_or_text, 9, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__77)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__77 = (PyObject*)__Pyx_PyCode_New(1, 0, 2, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__76, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_2, __pyx_n_s_gzip_or_text, 9, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__77)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
   /* "cdec/sa/_sa.pyx":15
  *         return open(filename)
@@ -82198,7 +82860,7 @@ static int __Pyx_InitCachedConstants(void) {
   __Pyx_GOTREF(__pyx_tuple__78);
   __Pyx_GIVEREF(__pyx_tuple__78);
 
-  /* "sym.pxi":107
+  /* "cdec/sa/sym.pxi":107
  *     return ALPHABET.fromstring(string, terminal)
  * 
  * def isvar(sym):             # <<<<<<<<<<<<<<
@@ -82208,9 +82870,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__79 = PyTuple_Pack(1, __pyx_n_s_sym); if (unlikely(!__pyx_tuple__79)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__79);
   __Pyx_GIVEREF(__pyx_tuple__79);
-  __pyx_codeobj__80 = (PyObject*)__Pyx_PyCode_New(1, 0, 1, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__79, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3, __pyx_n_s_isvar, 107, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__80)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__80 = (PyObject*)__Pyx_PyCode_New(1, 0, 1, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__79, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_3, __pyx_n_s_isvar, 107, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__80)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "sym.pxi":110
+  /* "cdec/sa/sym.pxi":110
  *     return sym_isvar(sym)
  * 
  * def make_lattice(words):             # <<<<<<<<<<<<<<
@@ -82220,9 +82882,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__81 = PyTuple_Pack(5, __pyx_n_s_words, __pyx_n_s_word_ids, __pyx_n_s_genexpr, __pyx_n_s_genexpr, __pyx_n_s_genexpr); if (unlikely(!__pyx_tuple__81)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 110; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__81);
   __Pyx_GIVEREF(__pyx_tuple__81);
-  __pyx_codeobj__82 = (PyObject*)__Pyx_PyCode_New(1, 0, 5, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__81, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3, __pyx_n_s_make_lattice, 110, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__82)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 110; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__82 = (PyObject*)__Pyx_PyCode_New(1, 0, 5, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__81, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_3, __pyx_n_s_make_lattice, 110, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__82)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 110; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "sym.pxi":114
+  /* "cdec/sa/sym.pxi":114
  *     return tuple(((word, None, 1), ) for word in word_ids)
  * 
  * def decode_lattice(lattice):             # <<<<<<<<<<<<<<
@@ -82232,9 +82894,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__83 = PyTuple_Pack(3, __pyx_n_s_lattice, __pyx_n_s_genexpr, __pyx_n_s_genexpr); if (unlikely(!__pyx_tuple__83)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 114; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__83);
   __Pyx_GIVEREF(__pyx_tuple__83);
-  __pyx_codeobj__84 = (PyObject*)__Pyx_PyCode_New(1, 0, 3, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__83, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3, __pyx_n_s_decode_lattice, 114, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__84)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 114; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__84 = (PyObject*)__Pyx_PyCode_New(1, 0, 3, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__83, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_3, __pyx_n_s_decode_lattice, 114, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__84)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 114; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "sym.pxi":118
+  /* "cdec/sa/sym.pxi":118
  *             for arc in node for node in lattice)
  * 
  * def decode_sentence(lattice):             # <<<<<<<<<<<<<<
@@ -82244,9 +82906,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__85 = PyTuple_Pack(3, __pyx_n_s_lattice, __pyx_n_s_genexpr, __pyx_n_s_genexpr); if (unlikely(!__pyx_tuple__85)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 118; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__85);
   __Pyx_GIVEREF(__pyx_tuple__85);
-  __pyx_codeobj__86 = (PyObject*)__Pyx_PyCode_New(1, 0, 3, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__85, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3, __pyx_n_s_decode_sentence, 118, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__86)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 118; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__86 = (PyObject*)__Pyx_PyCode_New(1, 0, 3, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__85, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_3, __pyx_n_s_decode_sentence, 118, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__86)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 118; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "sym.pxi":121
+  /* "cdec/sa/sym.pxi":121
  *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)
  * 
  * def encode_words(words):             # <<<<<<<<<<<<<<
@@ -82256,9 +82918,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__87 = PyTuple_Pack(3, __pyx_n_s_words, __pyx_n_s_genexpr, __pyx_n_s_genexpr); if (unlikely(!__pyx_tuple__87)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 121; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__87);
   __Pyx_GIVEREF(__pyx_tuple__87);
-  __pyx_codeobj__88 = (PyObject*)__Pyx_PyCode_New(1, 0, 3, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__87, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3, __pyx_n_s_encode_words, 121, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__88)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 121; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__88 = (PyObject*)__Pyx_PyCode_New(1, 0, 3, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__87, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_3, __pyx_n_s_encode_words, 121, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__88)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 121; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "sym.pxi":124
+  /* "cdec/sa/sym.pxi":124
  *     return tuple(sym_fromstring(word, True) for word in words)
  * 
  * def decode_words(syms):             # <<<<<<<<<<<<<<
@@ -82267,9 +82929,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__89 = PyTuple_Pack(3, __pyx_n_s_syms, __pyx_n_s_genexpr, __pyx_n_s_genexpr); if (unlikely(!__pyx_tuple__89)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 124; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__89);
   __Pyx_GIVEREF(__pyx_tuple__89);
-  __pyx_codeobj__90 = (PyObject*)__Pyx_PyCode_New(1, 0, 3, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__89, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde_3, __pyx_n_s_decode_words, 124, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__90)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 124; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__90 = (PyObject*)__Pyx_PyCode_New(1, 0, 3, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__89, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my_3, __pyx_n_s_decode_words, 124, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__90)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 124; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "rulefactory.pxi":2200
+  /* "cdec/sa/rulefactory.pxi":2200
  * 
  * # Spans are _inclusive_ on both ends [i, j]
  * def span_check(vec, i, j):             # <<<<<<<<<<<<<<
@@ -82279,9 +82941,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__91 = PyTuple_Pack(4, __pyx_n_s_vec, __pyx_n_s_i, __pyx_n_s_j, __pyx_n_s_k); if (unlikely(!__pyx_tuple__91)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2200; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__91);
   __Pyx_GIVEREF(__pyx_tuple__91);
-  __pyx_codeobj__92 = (PyObject*)__Pyx_PyCode_New(3, 0, 4, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__91, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde, __pyx_n_s_span_check, 2200, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__92)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2200; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__92 = (PyObject*)__Pyx_PyCode_New(3, 0, 4, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__91, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my, __pyx_n_s_span_check, 2200, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__92)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2200; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "rulefactory.pxi":2208
+  /* "cdec/sa/rulefactory.pxi":2208
  *     return True
  * 
  * def span_inc(vec, i, j):             # <<<<<<<<<<<<<<
@@ -82291,9 +82953,9 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__93 = PyTuple_Pack(4, __pyx_n_s_vec, __pyx_n_s_i, __pyx_n_s_j, __pyx_n_s_k); if (unlikely(!__pyx_tuple__93)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2208; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__93);
   __Pyx_GIVEREF(__pyx_tuple__93);
-  __pyx_codeobj__94 = (PyObject*)__Pyx_PyCode_New(3, 0, 4, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__93, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde, __pyx_n_s_span_inc, 2208, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__94)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2208; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__94 = (PyObject*)__Pyx_PyCode_New(3, 0, 4, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__93, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my, __pyx_n_s_span_inc, 2208, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__94)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2208; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "rulefactory.pxi":2214
+  /* "cdec/sa/rulefactory.pxi":2214
  *         k += 1
  * 
  * def span_dec(vec, i, j):             # <<<<<<<<<<<<<<
@@ -82303,7 +82965,7 @@ static int __Pyx_InitCachedConstants(void) {
   __pyx_tuple__95 = PyTuple_Pack(4, __pyx_n_s_vec, __pyx_n_s_i, __pyx_n_s_j, __pyx_n_s_k); if (unlikely(!__pyx_tuple__95)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2214; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_tuple__95);
   __Pyx_GIVEREF(__pyx_tuple__95);
-  __pyx_codeobj__96 = (PyObject*)__Pyx_PyCode_New(3, 0, 4, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__95, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_usr0_home_cdyer_cdec_python_cde, __pyx_n_s_span_dec, 2214, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__96)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2214; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_codeobj__96 = (PyObject*)__Pyx_PyCode_New(3, 0, 4, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__95, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_Users_waziz_workspace_mtm14_my, __pyx_n_s_span_dec, 2214, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__96)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2214; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_RefNannyFinishContext();
   return 0;
   __pyx_L1_error:;
@@ -82453,9 +83115,9 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (__Pyx_SetVtable(__pyx_type_4cdec_2sa_3_sa_Phrase.tp_dict, __pyx_vtabptr_4cdec_2sa_3_sa_Phrase) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 4; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (PyObject_SetAttrString(__pyx_m, "Phrase", (PyObject *)&__pyx_type_4cdec_2sa_3_sa_Phrase) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 4; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_ptype_4cdec_2sa_3_sa_Phrase = &__pyx_type_4cdec_2sa_3_sa_Phrase;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa_Rule) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 158; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa_Rule) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 177; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_2sa_3_sa_Rule.tp_print = 0;
-  if (PyObject_SetAttrString(__pyx_m, "Rule", (PyObject *)&__pyx_type_4cdec_2sa_3_sa_Rule) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 158; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyObject_SetAttrString(__pyx_m, "Rule", (PyObject *)&__pyx_type_4cdec_2sa_3_sa_Rule) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 177; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_ptype_4cdec_2sa_3_sa_Rule = &__pyx_type_4cdec_2sa_3_sa_Rule;
   __pyx_vtabptr_4cdec_2sa_3_sa_StringMap = &__pyx_vtable_4cdec_2sa_3_sa_StringMap;
   __pyx_vtable_4cdec_2sa_3_sa_StringMap.word = (char *(*)(struct __pyx_obj_4cdec_2sa_3_sa_StringMap *, int))__pyx_f_4cdec_2sa_3_sa_9StringMap_word;
@@ -82665,48 +83327,51 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_15___iter__) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 140; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_15___iter__.tp_print = 0;
   __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_15___iter__ = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_15___iter__;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16___str__) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 182; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16___str__.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_16___str__ = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16___str__;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 186; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17_genexpr;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 189; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_alignments;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_input) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 981; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_input.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_19_input = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_input;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1196; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_genexpr;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1906; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_add_instance;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2073; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_form_rule;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2134; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_genexpr;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2138; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_fmt_rule;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2139; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_genexpr;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2157; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_get_f_phrases;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__) < 0) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__ = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27___iter__;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___str__) < 0) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 20; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___str__.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_28___str__ = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___str__;
-  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr) < 0) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 21; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr.tp_print = 0;
-  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_29_genexpr;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 158; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_16_iterspans;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17___str__) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 201; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17___str__.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_17___str__ = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_17___str__;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 205; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_18_genexpr;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments) < 0) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 208; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_19_alignments;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_input) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 981; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_input.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_20_input = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_20_input;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1196; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_21_genexpr;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1906; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_22_add_instance;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2073; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_23_form_rule;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2134; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_24_genexpr;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2138; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_25_fmt_rule;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2139; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_26_genexpr;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2157; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_27_get_f_phrases;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__) < 0) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__ = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_28___iter__;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_29___str__) < 0) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 20; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_29___str__.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_29___str__ = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_29___str__;
+  if (PyType_Ready(&__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr) < 0) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 21; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr.tp_print = 0;
+  __pyx_ptype_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr = &__pyx_type_4cdec_2sa_3_sa___pyx_scope_struct_30_genexpr;
   /*--- Type import code ---*/
   /*--- Variable import code ---*/
   /*--- Function import code ---*/
@@ -82787,7 +83452,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_logger, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "alignment.pxi":8
+  /* "cdec/sa/alignment.pxi":8
  * # May need to revisit if things get really tight, though.
  * 
  * cdef int ALIGNMENT_CODE = 1 << 16             # <<<<<<<<<<<<<<
@@ -82796,7 +83461,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_4cdec_2sa_3_sa_ALIGNMENT_CODE = 65536;
 
-  /* "veb.pxi":17
+  /* "cdec/sa/veb.pxi":17
  * from libc.string cimport memset
  * 
  * cdef int MIN_BOTTOM_SIZE = 32             # <<<<<<<<<<<<<<
@@ -82805,7 +83470,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_SIZE = 32;
 
-  /* "veb.pxi":18
+  /* "cdec/sa/veb.pxi":18
  * 
  * cdef int MIN_BOTTOM_SIZE = 32
  * cdef int MIN_BOTTOM_BITS = 5             # <<<<<<<<<<<<<<
@@ -82814,7 +83479,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_4cdec_2sa_3_sa_MIN_BOTTOM_BITS = 5;
 
-  /* "veb.pxi":28
+  /* "cdec/sa/veb.pxi":28
  *         LOWER_MASK[i] = mask
  * 
  * _init_lower_mask()             # <<<<<<<<<<<<<<
@@ -82823,7 +83488,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_f_4cdec_2sa_3_sa__init_lower_mask();
 
-  /* "sym.pxi":4
+  /* "cdec/sa/sym.pxi":4
  * from libc.stdlib cimport malloc, realloc, strtol
  * 
  * cdef int INDEX_SHIFT = 3             # <<<<<<<<<<<<<<
@@ -82832,7 +83497,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_4cdec_2sa_3_sa_INDEX_SHIFT = 3;
 
-  /* "sym.pxi":5
+  /* "cdec/sa/sym.pxi":5
  * 
  * cdef int INDEX_SHIFT = 3
  * cdef int INDEX_MASK = (1<<INDEX_SHIFT)-1             # <<<<<<<<<<<<<<
@@ -82841,7 +83506,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_4cdec_2sa_3_sa_INDEX_MASK = ((1 << __pyx_v_4cdec_2sa_3_sa_INDEX_SHIFT) - 1);
 
-  /* "sym.pxi":87
+  /* "cdec/sa/sym.pxi":87
  *             return self.terminals.index(s)
  * 
  * cdef Alphabet ALPHABET = Alphabet()             # <<<<<<<<<<<<<<
@@ -82855,7 +83520,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   __Pyx_GIVEREF(__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "sym.pxi":107
+  /* "cdec/sa/sym.pxi":107
  *     return ALPHABET.fromstring(string, terminal)
  * 
  * def isvar(sym):             # <<<<<<<<<<<<<<
@@ -82867,7 +83532,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_isvar, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "sym.pxi":110
+  /* "cdec/sa/sym.pxi":110
  *     return sym_isvar(sym)
  * 
  * def make_lattice(words):             # <<<<<<<<<<<<<<
@@ -82879,7 +83544,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_make_lattice, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 110; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "sym.pxi":114
+  /* "cdec/sa/sym.pxi":114
  *     return tuple(((word, None, 1), ) for word in word_ids)
  * 
  * def decode_lattice(lattice):             # <<<<<<<<<<<<<<
@@ -82891,7 +83556,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_decode_lattice, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 114; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "sym.pxi":118
+  /* "cdec/sa/sym.pxi":118
  *             for arc in node for node in lattice)
  * 
  * def decode_sentence(lattice):             # <<<<<<<<<<<<<<
@@ -82903,7 +83568,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_decode_sentence, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 118; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "sym.pxi":121
+  /* "cdec/sa/sym.pxi":121
  *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)
  * 
  * def encode_words(words):             # <<<<<<<<<<<<<<
@@ -82915,7 +83580,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_encode_words, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 121; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "sym.pxi":124
+  /* "cdec/sa/sym.pxi":124
  *     return tuple(sym_fromstring(word, True) for word in words)
  * 
  * def decode_words(syms):             # <<<<<<<<<<<<<<
@@ -82926,7 +83591,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_decode_words, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 124; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":5
+  /* "cdec/sa/rulefactory.pxi":5
  * # Much faster than the Python numbers reported there.
  * # Note to reader: this code is closer to C than Python
  * import gc             # <<<<<<<<<<<<<<
@@ -82938,7 +83603,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_gc, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":6
+  /* "cdec/sa/rulefactory.pxi":6
  * # Note to reader: this code is closer to C than Python
  * import gc
  * import itertools             # <<<<<<<<<<<<<<
@@ -82950,7 +83615,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_itertools, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 6; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":12
+  /* "cdec/sa/rulefactory.pxi":12
  * from libc.math cimport fmod, ceil, floor, log
  * 
  * from collections import defaultdict, Counter, namedtuple             # <<<<<<<<<<<<<<
@@ -82985,7 +83650,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "rulefactory.pxi":14
+  /* "cdec/sa/rulefactory.pxi":14
  * from collections import defaultdict, Counter, namedtuple
  * 
  * from online import Bilex             # <<<<<<<<<<<<<<
@@ -83006,7 +83671,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":16
+  /* "cdec/sa/rulefactory.pxi":16
  * from online import Bilex
  * 
  * FeatureContext = namedtuple('FeatureContext',             # <<<<<<<<<<<<<<
@@ -83016,7 +83681,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   __pyx_t_2 = __Pyx_GetModuleGlobalName(__pyx_n_s_namedtuple); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 16; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
 
-  /* "rulefactory.pxi":17
+  /* "cdec/sa/rulefactory.pxi":17
  * 
  * FeatureContext = namedtuple('FeatureContext',
  *     ['fphrase',             # <<<<<<<<<<<<<<
@@ -83094,7 +83759,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_FeatureContext, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 16; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":32
+  /* "cdec/sa/rulefactory.pxi":32
  *     ])
  * 
  * OnlineFeatureContext = namedtuple('OnlineFeatureContext',             # <<<<<<<<<<<<<<
@@ -83104,7 +83769,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   __pyx_t_2 = __Pyx_GetModuleGlobalName(__pyx_n_s_namedtuple); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
 
-  /* "rulefactory.pxi":33
+  /* "cdec/sa/rulefactory.pxi":33
  * 
  * OnlineFeatureContext = namedtuple('OnlineFeatureContext',
  *     ['fcount',             # <<<<<<<<<<<<<<
@@ -83155,7 +83820,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_OnlineFeatureContext, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":60
+  /* "cdec/sa/rulefactory.pxi":60
  *         self.bilex = Bilex()
  * 
  * cdef int PRECOMPUTE = 0             # <<<<<<<<<<<<<<
@@ -83164,7 +83829,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_4cdec_2sa_3_sa_PRECOMPUTE = 0;
 
-  /* "rulefactory.pxi":61
+  /* "cdec/sa/rulefactory.pxi":61
  * 
  * cdef int PRECOMPUTE = 0
  * cdef int MERGE = 1             # <<<<<<<<<<<<<<
@@ -83173,7 +83838,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_4cdec_2sa_3_sa_MERGE = 1;
 
-  /* "rulefactory.pxi":62
+  /* "cdec/sa/rulefactory.pxi":62
  * cdef int PRECOMPUTE = 0
  * cdef int MERGE = 1
  * cdef int BAEZA_YATES = 2             # <<<<<<<<<<<<<<
@@ -83182,7 +83847,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_4cdec_2sa_3_sa_BAEZA_YATES = 2;
 
-  /* "rulefactory.pxi":65
+  /* "cdec/sa/rulefactory.pxi":65
  * 
  * # NOTE: was encoded as a non-terminal in the previous version
  * cdef int EPSILON = sym_fromstring('*EPS*', True)             # <<<<<<<<<<<<<<
@@ -83191,7 +83856,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_4cdec_2sa_3_sa_EPSILON = __pyx_f_4cdec_2sa_3_sa_sym_fromstring(__pyx_k_EPS, 1);
 
-  /* "rulefactory.pxi":2200
+  /* "cdec/sa/rulefactory.pxi":2200
  * 
  * # Spans are _inclusive_ on both ends [i, j]
  * def span_check(vec, i, j):             # <<<<<<<<<<<<<<
@@ -83203,7 +83868,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_span_check, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2200; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":2208
+  /* "cdec/sa/rulefactory.pxi":2208
  *     return True
  * 
  * def span_inc(vec, i, j):             # <<<<<<<<<<<<<<
@@ -83215,7 +83880,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_span_inc, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2208; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "rulefactory.pxi":2214
+  /* "cdec/sa/rulefactory.pxi":2214
  *         k += 1
  * 
  * def span_dec(vec, i, j):             # <<<<<<<<<<<<<<
@@ -83227,7 +83892,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_span_dec, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 2214; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "features.pxi":1
+  /* "cdec/sa/features.pxi":1
  * cdef StringMap FD = StringMap() # Feature name dictionary             # <<<<<<<<<<<<<<
  * 
  * INITIAL_CAPACITY = 7 # default number of features
@@ -83239,7 +83904,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   __Pyx_GIVEREF(__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "features.pxi":3
+  /* "cdec/sa/features.pxi":3
  * cdef StringMap FD = StringMap() # Feature name dictionary
  * 
  * INITIAL_CAPACITY = 7 # default number of features             # <<<<<<<<<<<<<<
@@ -83248,7 +83913,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_INITIAL_CAPACITY, __pyx_int_7) < 0) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 3; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "features.pxi":4
+  /* "cdec/sa/features.pxi":4
  * 
  * INITIAL_CAPACITY = 7 # default number of features
  * INCREMENT = INITIAL_CAPACITY # double size             # <<<<<<<<<<<<<<
@@ -84453,187 +85118,6 @@ static CYTHON_INLINE PyObject* __Pyx_PyBytes_Join(PyObject* sep, PyObject* value
 }
 #endif
 
-static PyObject* __Pyx_PyObject_CallMethod0(PyObject* obj, PyObject* method_name) {
-    PyObject *method, *result = NULL;
-    method = __Pyx_PyObject_GetAttrStr(obj, method_name);
-    if (unlikely(!method)) goto bad;
-#if CYTHON_COMPILING_IN_CPYTHON
-    if (likely(PyMethod_Check(method))) {
-        PyObject *self = PyMethod_GET_SELF(method);
-        if (likely(self)) {
-            PyObject *function = PyMethod_GET_FUNCTION(method);
-            result = __Pyx_PyObject_CallOneArg(function, self);
-            Py_DECREF(method);
-            return result;
-        }
-    }
-#endif
-    result = __Pyx_PyObject_CallNoArg(method);
-    Py_DECREF(method);
-bad:
-    return result;
-}
-
-static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
-    PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
-}
-
-static void __Pyx_UnpackTupleError(PyObject *t, Py_ssize_t index) {
-    if (t == Py_None) {
-      __Pyx_RaiseNoneNotIterableError();
-    } else if (PyTuple_GET_SIZE(t) < index) {
-      __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(t));
-    } else {
-      __Pyx_RaiseTooManyValuesError(index);
-    }
-}
-
-static CYTHON_INLINE int __Pyx_unpack_tuple2(PyObject* tuple, PyObject** pvalue1, PyObject** pvalue2,
-                                             int is_tuple, int has_known_size, int decref_tuple) {
-    Py_ssize_t index;
-    PyObject *value1 = NULL, *value2 = NULL, *iter = NULL;
-    if (!is_tuple && unlikely(!PyTuple_Check(tuple))) {
-        iternextfunc iternext;
-        iter = PyObject_GetIter(tuple);
-        if (unlikely(!iter)) goto bad;
-        if (decref_tuple) { Py_DECREF(tuple); tuple = NULL; }
-        iternext = Py_TYPE(iter)->tp_iternext;
-        value1 = iternext(iter); if (unlikely(!value1)) { index = 0; goto unpacking_failed; }
-        value2 = iternext(iter); if (unlikely(!value2)) { index = 1; goto unpacking_failed; }
-        if (!has_known_size && unlikely(__Pyx_IternextUnpackEndCheck(iternext(iter), 2))) goto bad;
-        Py_DECREF(iter);
-    } else {
-        if (!has_known_size && unlikely(PyTuple_GET_SIZE(tuple) != 2)) {
-            __Pyx_UnpackTupleError(tuple, 2);
-            goto bad;
-        }
-#if CYTHON_COMPILING_IN_PYPY
-        value1 = PySequence_ITEM(tuple, 0);
-        if (unlikely(!value1)) goto bad;
-        value2 = PySequence_ITEM(tuple, 1);
-        if (unlikely(!value2)) goto bad;
-#else
-        value1 = PyTuple_GET_ITEM(tuple, 0);
-        value2 = PyTuple_GET_ITEM(tuple, 1);
-        Py_INCREF(value1);
-        Py_INCREF(value2);
-#endif
-        if (decref_tuple) { Py_DECREF(tuple); }
-    }
-    *pvalue1 = value1;
-    *pvalue2 = value2;
-    return 0;
-unpacking_failed:
-    if (!has_known_size && __Pyx_IterFinish() == 0)
-        __Pyx_RaiseNeedMoreValuesError(index);
-bad:
-    Py_XDECREF(iter);
-    Py_XDECREF(value1);
-    Py_XDECREF(value2);
-    if (decref_tuple) { Py_XDECREF(tuple); }
-    return -1;
-}
-
-static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* iterable, int is_dict, PyObject* method_name,
-                                                   Py_ssize_t* p_orig_length, int* p_source_is_dict) {
-    is_dict = is_dict || likely(PyDict_CheckExact(iterable));
-    *p_source_is_dict = is_dict;
-#if !CYTHON_COMPILING_IN_PYPY
-    if (is_dict) {
-        *p_orig_length = PyDict_Size(iterable);
-        Py_INCREF(iterable);
-        return iterable;
-    }
-#endif
-    *p_orig_length = 0;
-    if (method_name) {
-        PyObject* iter;
-        iterable = __Pyx_PyObject_CallMethod0(iterable, method_name);
-        if (!iterable)
-            return NULL;
-#if !CYTHON_COMPILING_IN_PYPY
-        if (PyTuple_CheckExact(iterable) || PyList_CheckExact(iterable))
-            return iterable;
-#endif
-        iter = PyObject_GetIter(iterable);
-        Py_DECREF(iterable);
-        return iter;
-    }
-    return PyObject_GetIter(iterable);
-}
-static CYTHON_INLINE int __Pyx_dict_iter_next(PyObject* iter_obj, Py_ssize_t orig_length, Py_ssize_t* ppos,
-                                              PyObject** pkey, PyObject** pvalue, PyObject** pitem, int source_is_dict) {
-    PyObject* next_item;
-#if !CYTHON_COMPILING_IN_PYPY
-    if (source_is_dict) {
-        PyObject *key, *value;
-        if (unlikely(orig_length != PyDict_Size(iter_obj))) {
-            PyErr_SetString(PyExc_RuntimeError, "dictionary changed size during iteration");
-            return -1;
-        }
-        if (unlikely(!PyDict_Next(iter_obj, ppos, &key, &value))) {
-            return 0;
-        }
-        if (pitem) {
-            PyObject* tuple = PyTuple_New(2);
-            if (unlikely(!tuple)) {
-                return -1;
-            }
-            Py_INCREF(key);
-            Py_INCREF(value);
-            PyTuple_SET_ITEM(tuple, 0, key);
-            PyTuple_SET_ITEM(tuple, 1, value);
-            *pitem = tuple;
-        } else {
-            if (pkey) {
-                Py_INCREF(key);
-                *pkey = key;
-            }
-            if (pvalue) {
-                Py_INCREF(value);
-                *pvalue = value;
-            }
-        }
-        return 1;
-    } else if (PyTuple_CheckExact(iter_obj)) {
-        Py_ssize_t pos = *ppos;
-        if (unlikely(pos >= PyTuple_GET_SIZE(iter_obj))) return 0;
-        *ppos = pos + 1;
-        next_item = PyTuple_GET_ITEM(iter_obj, pos);
-        Py_INCREF(next_item);
-    } else if (PyList_CheckExact(iter_obj)) {
-        Py_ssize_t pos = *ppos;
-        if (unlikely(pos >= PyList_GET_SIZE(iter_obj))) return 0;
-        *ppos = pos + 1;
-        next_item = PyList_GET_ITEM(iter_obj, pos);
-        Py_INCREF(next_item);
-    } else
-#endif
-    {
-        next_item = PyIter_Next(iter_obj);
-        if (unlikely(!next_item)) {
-            return __Pyx_IterFinish();
-        }
-    }
-    if (pitem) {
-        *pitem = next_item;
-    } else if (pkey && pvalue) {
-        if (__Pyx_unpack_tuple2(next_item, pkey, pvalue, source_is_dict, source_is_dict, 1))
-            return -1;
-    } else if (pkey) {
-        *pkey = next_item;
-    } else {
-        *pvalue = next_item;
-    }
-    return 1;
-}
-
-static CYTHON_INLINE long __Pyx_mod_long(long a, long b) {
-    long r = a % b;
-    r += ((r != 0) & ((r ^ b) < 0)) * b;
-    return r;
-}
-
 static PyTypeObject* __Pyx_FetchCommonType(PyTypeObject* type) {
     PyObject* fake_module;
     PyTypeObject* cached_type = NULL;
@@ -85227,6 +85711,187 @@ static CYTHON_INLINE void __Pyx_CyFunction_SetAnnotationsDict(PyObject *func, Py
     Py_INCREF(dict);
 }
 
+static PyObject* __Pyx_PyObject_CallMethod0(PyObject* obj, PyObject* method_name) {
+    PyObject *method, *result = NULL;
+    method = __Pyx_PyObject_GetAttrStr(obj, method_name);
+    if (unlikely(!method)) goto bad;
+#if CYTHON_COMPILING_IN_CPYTHON
+    if (likely(PyMethod_Check(method))) {
+        PyObject *self = PyMethod_GET_SELF(method);
+        if (likely(self)) {
+            PyObject *function = PyMethod_GET_FUNCTION(method);
+            result = __Pyx_PyObject_CallOneArg(function, self);
+            Py_DECREF(method);
+            return result;
+        }
+    }
+#endif
+    result = __Pyx_PyObject_CallNoArg(method);
+    Py_DECREF(method);
+bad:
+    return result;
+}
+
+static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
+    PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
+}
+
+static void __Pyx_UnpackTupleError(PyObject *t, Py_ssize_t index) {
+    if (t == Py_None) {
+      __Pyx_RaiseNoneNotIterableError();
+    } else if (PyTuple_GET_SIZE(t) < index) {
+      __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(t));
+    } else {
+      __Pyx_RaiseTooManyValuesError(index);
+    }
+}
+
+static CYTHON_INLINE int __Pyx_unpack_tuple2(PyObject* tuple, PyObject** pvalue1, PyObject** pvalue2,
+                                             int is_tuple, int has_known_size, int decref_tuple) {
+    Py_ssize_t index;
+    PyObject *value1 = NULL, *value2 = NULL, *iter = NULL;
+    if (!is_tuple && unlikely(!PyTuple_Check(tuple))) {
+        iternextfunc iternext;
+        iter = PyObject_GetIter(tuple);
+        if (unlikely(!iter)) goto bad;
+        if (decref_tuple) { Py_DECREF(tuple); tuple = NULL; }
+        iternext = Py_TYPE(iter)->tp_iternext;
+        value1 = iternext(iter); if (unlikely(!value1)) { index = 0; goto unpacking_failed; }
+        value2 = iternext(iter); if (unlikely(!value2)) { index = 1; goto unpacking_failed; }
+        if (!has_known_size && unlikely(__Pyx_IternextUnpackEndCheck(iternext(iter), 2))) goto bad;
+        Py_DECREF(iter);
+    } else {
+        if (!has_known_size && unlikely(PyTuple_GET_SIZE(tuple) != 2)) {
+            __Pyx_UnpackTupleError(tuple, 2);
+            goto bad;
+        }
+#if CYTHON_COMPILING_IN_PYPY
+        value1 = PySequence_ITEM(tuple, 0);
+        if (unlikely(!value1)) goto bad;
+        value2 = PySequence_ITEM(tuple, 1);
+        if (unlikely(!value2)) goto bad;
+#else
+        value1 = PyTuple_GET_ITEM(tuple, 0);
+        value2 = PyTuple_GET_ITEM(tuple, 1);
+        Py_INCREF(value1);
+        Py_INCREF(value2);
+#endif
+        if (decref_tuple) { Py_DECREF(tuple); }
+    }
+    *pvalue1 = value1;
+    *pvalue2 = value2;
+    return 0;
+unpacking_failed:
+    if (!has_known_size && __Pyx_IterFinish() == 0)
+        __Pyx_RaiseNeedMoreValuesError(index);
+bad:
+    Py_XDECREF(iter);
+    Py_XDECREF(value1);
+    Py_XDECREF(value2);
+    if (decref_tuple) { Py_XDECREF(tuple); }
+    return -1;
+}
+
+static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* iterable, int is_dict, PyObject* method_name,
+                                                   Py_ssize_t* p_orig_length, int* p_source_is_dict) {
+    is_dict = is_dict || likely(PyDict_CheckExact(iterable));
+    *p_source_is_dict = is_dict;
+#if !CYTHON_COMPILING_IN_PYPY
+    if (is_dict) {
+        *p_orig_length = PyDict_Size(iterable);
+        Py_INCREF(iterable);
+        return iterable;
+    }
+#endif
+    *p_orig_length = 0;
+    if (method_name) {
+        PyObject* iter;
+        iterable = __Pyx_PyObject_CallMethod0(iterable, method_name);
+        if (!iterable)
+            return NULL;
+#if !CYTHON_COMPILING_IN_PYPY
+        if (PyTuple_CheckExact(iterable) || PyList_CheckExact(iterable))
+            return iterable;
+#endif
+        iter = PyObject_GetIter(iterable);
+        Py_DECREF(iterable);
+        return iter;
+    }
+    return PyObject_GetIter(iterable);
+}
+static CYTHON_INLINE int __Pyx_dict_iter_next(PyObject* iter_obj, Py_ssize_t orig_length, Py_ssize_t* ppos,
+                                              PyObject** pkey, PyObject** pvalue, PyObject** pitem, int source_is_dict) {
+    PyObject* next_item;
+#if !CYTHON_COMPILING_IN_PYPY
+    if (source_is_dict) {
+        PyObject *key, *value;
+        if (unlikely(orig_length != PyDict_Size(iter_obj))) {
+            PyErr_SetString(PyExc_RuntimeError, "dictionary changed size during iteration");
+            return -1;
+        }
+        if (unlikely(!PyDict_Next(iter_obj, ppos, &key, &value))) {
+            return 0;
+        }
+        if (pitem) {
+            PyObject* tuple = PyTuple_New(2);
+            if (unlikely(!tuple)) {
+                return -1;
+            }
+            Py_INCREF(key);
+            Py_INCREF(value);
+            PyTuple_SET_ITEM(tuple, 0, key);
+            PyTuple_SET_ITEM(tuple, 1, value);
+            *pitem = tuple;
+        } else {
+            if (pkey) {
+                Py_INCREF(key);
+                *pkey = key;
+            }
+            if (pvalue) {
+                Py_INCREF(value);
+                *pvalue = value;
+            }
+        }
+        return 1;
+    } else if (PyTuple_CheckExact(iter_obj)) {
+        Py_ssize_t pos = *ppos;
+        if (unlikely(pos >= PyTuple_GET_SIZE(iter_obj))) return 0;
+        *ppos = pos + 1;
+        next_item = PyTuple_GET_ITEM(iter_obj, pos);
+        Py_INCREF(next_item);
+    } else if (PyList_CheckExact(iter_obj)) {
+        Py_ssize_t pos = *ppos;
+        if (unlikely(pos >= PyList_GET_SIZE(iter_obj))) return 0;
+        *ppos = pos + 1;
+        next_item = PyList_GET_ITEM(iter_obj, pos);
+        Py_INCREF(next_item);
+    } else
+#endif
+    {
+        next_item = PyIter_Next(iter_obj);
+        if (unlikely(!next_item)) {
+            return __Pyx_IterFinish();
+        }
+    }
+    if (pitem) {
+        *pitem = next_item;
+    } else if (pkey && pvalue) {
+        if (__Pyx_unpack_tuple2(next_item, pkey, pvalue, source_is_dict, source_is_dict, 1))
+            return -1;
+    } else if (pkey) {
+        *pkey = next_item;
+    } else {
+        *pvalue = next_item;
+    }
+    return 1;
+}
+
+static CYTHON_INLINE long __Pyx_mod_long(long a, long b) {
+    long r = a % b;
+    r += ((r != 0) & ((r ^ b) < 0)) * b;
+    return r;
+}
+
 static CYTHON_INLINE PyObject* __Pyx__PyObject_Pop(PyObject* L) {
 #if CYTHON_COMPILING_IN_CPYTHON
     if (Py_TYPE(L) == &PySet_Type) {
diff --git a/python/cdec/sa/rule.pxi b/python/cdec/sa/rule.pxi
index 7fde3e06..af8fabea 100644
--- a/python/cdec/sa/rule.pxi
+++ b/python/cdec/sa/rule.pxi
@@ -154,6 +154,25 @@ cdef class Phrase:
     property words:
         def __get__(self):
             return [sym_tostring(w) for w in self if not sym_isvar(w)]
+    
+    def iterspans(self, nt_flag = False, to_str = True):
+        """iterate over (terminal and nonterminal) spans, it generates pairs of the kind (terminal span, !nt_flag) or (nonterminal, nt_flag)
+        Example: iterspans(False, False) --> ([-1], False), ([2,3], True), ([-1], False), ([4], True), ([-1], False)
+        for the sequence -1 2 3 -1 4 -1"""
+        span = []
+        cdef int i, s
+        get_sym = lambda sym : sym_tostring(sym) if to_str else lambda sym : sym
+        for i from 0 <= i < self.n:
+            s = self.syms[i]
+            if sym_isvar(s):
+                if len(span):
+                    yield (span, not nt_flag)
+                    span = []
+                yield ([get_sym(s)], nt_flag)
+            else:
+                span.append(get_sym(s))
+        if len(span):
+            yield (span, not nt_flag)
 
 cdef class Rule: