Merge

7 files changed, 1379 insertions, 1313 deletions

diff --git a/python/pkg/cdec/sa/extract.py b/python/pkg/cdec/sa/extract.py
index 472f128b..10a81556 100644
--- a/python/pkg/cdec/sa/extract.py
+++ b/python/pkg/cdec/sa/extract.py
@@ -11,16 +11,17 @@ extractor, prefix = None, None
 def make_extractor(config, grammars, features):
     global extractor, prefix
     signal.signal(signal.SIGINT, signal.SIG_IGN) # Let parent process catch Ctrl+C
-    if features: load_features(features)
+    load_features(features)
     extractor = cdec.sa.GrammarExtractor(config)
     prefix = grammars
 
 def load_features(features):
-    logging.info('Loading additional feature definitions from %s', features)
-    prefix = os.path.dirname(features)
-    sys.path.append(prefix)
-    __import__(os.path.basename(features).replace('.py', ''))
-    sys.path.remove(prefix)
+    for featdef in features:
+        logging.info('Loading additional feature definitions from %s', featdef)
+        prefix = os.path.dirname(featdef)
+        sys.path.append(prefix)
+        __import__(os.path.basename(featdef).replace('.py', ''))
+        sys.path.remove(prefix)
 
 def extract(inp):
     global extractor, prefix
@@ -44,15 +45,17 @@ def main():
                         help='number of parallel extractors')
     parser.add_argument('-s', '--chunksize', type=int, default=10,
                         help='number of sentences / chunk')
-    parser.add_argument('-f', '--features', type=str, default=None,
+    parser.add_argument('-f', '--features', nargs='*', default=[],
                         help='additional feature definitions')
     args = parser.parse_args()
 
     if not os.path.exists(args.grammars):
         os.mkdir(args.grammars)
-    if not (args.features is None or args.features.endswith('.py')):
-        sys.stderr.write('Error: feature definition file should be a python module\n')
-        sys.exit(1)
+    for featdef in args.features:
+        if not featdef.endswith('.py'):
+            sys.stderr.write('Error: feature definition file <{0}>'
+                    ' should be a python module\n'.format(featdef))
+            sys.exit(1)
     
     if args.jobs > 1:
         logging.info('Starting %d workers; chunk size: %d', args.jobs, args.chunksize)
diff --git a/python/pkg/cdec/sa/extractor.py b/python/pkg/cdec/sa/extractor.py
index 89e35bf8..940544fb 100644
--- a/python/pkg/cdec/sa/extractor.py
+++ b/python/pkg/cdec/sa/extractor.py
@@ -57,6 +57,8 @@ class GrammarExtractor:
         # lexical weighting tables
         tt = cdec.sa.BiLex(from_binary=config['lex_file'])
 
+        # TODO: use @cdec.sa.features decorator for standard features too
+        # + add a mask to disable features
         scorer = cdec.sa.Scorer(EgivenFCoherent, SampleCountF, CountEF, 
             MaxLexFgivenE(tt), MaxLexEgivenF(tt), IsSingletonF, IsSingletonFE,
             *cdec.sa._SA_FEATURES)
diff --git a/python/src/sa/_sa.c b/python/src/sa/_sa.c
index 2c4fd655..8d906e3e 100644
--- a/python/src/sa/_sa.c
+++ b/python/src/sa/_sa.c
@@ -1,4 +1,4 @@
-/* Generated by Cython 0.17 on Wed Sep  5 13:13:29 2012 */
+/* Generated by Cython 0.17 on Thu Sep  6 03:01:56 2012 */
 
 #define PY_SSIZE_T_CLEAN
 #include "Python.h"
@@ -771,6 +771,7 @@ struct __pyx_obj_3_sa___pyx_scope_struct_8_input {
   PyObject *__pyx_v_locs;
   int __pyx_v_lookup_required;
   struct __pyx_t_3_sa_Matching __pyx_v_matching;
+  PyObject *__pyx_v_max_locs;
   PyObject *__pyx_v_new_frontier;
   PyObject *__pyx_v_new_node;
   PyObject *__pyx_v_next_states;
@@ -2163,7 +2164,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_16__iter__(struct __pyx_obj_3_sa_IntList
 static PyObject *__pyx_pf_3_sa_7IntList_19__getitem__(struct __pyx_obj_3_sa_IntList *__pyx_v_self, PyObject *__pyx_v_index); /* proto */
 static int __pyx_pf_3_sa_7IntList_21__setitem__(struct __pyx_obj_3_sa_IntList *__pyx_v_self, PyObject *__pyx_v_i, PyObject *__pyx_v_val); /* proto */
 static Py_ssize_t __pyx_pf_3_sa_7IntList_23__len__(struct __pyx_obj_3_sa_IntList *__pyx_v_self); /* proto */
-static PyObject *__pyx_pf_3_sa_7IntList_25getSize(struct __pyx_obj_3_sa_IntList *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_7IntList_25get_size(struct __pyx_obj_3_sa_IntList *__pyx_v_self); /* proto */
 static PyObject *__pyx_pf_3_sa_7IntList_27append(struct __pyx_obj_3_sa_IntList *__pyx_v_self, int __pyx_v_val); /* proto */
 static PyObject *__pyx_pf_3_sa_7IntList_29extend(struct __pyx_obj_3_sa_IntList *__pyx_v_self, PyObject *__pyx_v_other); /* proto */
 static PyObject *__pyx_pf_3_sa_7IntList_31write(struct __pyx_obj_3_sa_IntList *__pyx_v_self, char *__pyx_v_filename); /* proto */
@@ -2172,9 +2173,9 @@ static int __pyx_pf_3_sa_9StringMap___cinit__(struct __pyx_obj_3_sa_StringMap *_
 static void __pyx_pf_3_sa_9StringMap_2__dealloc__(struct __pyx_obj_3_sa_StringMap *__pyx_v_self); /* proto */
 static int __pyx_pf_3_sa_9DataArray___cinit__(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_from_binary, PyObject *__pyx_v_from_text, PyObject *__pyx_v_side, int __pyx_v_use_sent_id); /* proto */
 static Py_ssize_t __pyx_pf_3_sa_9DataArray_2__len__(struct __pyx_obj_3_sa_DataArray *__pyx_v_self); /* proto */
-static PyObject *__pyx_pf_3_sa_9DataArray_4getSentId(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
-static PyObject *__pyx_pf_3_sa_9DataArray_6getSent(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
-static PyObject *__pyx_pf_3_sa_9DataArray_8getSentPos(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_loc); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_4get_sentence_id(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_6get_sentence(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_8get_sentence_position(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_loc); /* proto */
 static PyObject *__pyx_pf_3_sa_9DataArray_10get_id(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_word); /* proto */
 static PyObject *__pyx_pf_3_sa_9DataArray_12get_word(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_id); /* proto */
 static PyObject *__pyx_pf_3_sa_9DataArray_14write_text(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
@@ -2272,9 +2273,9 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_4write_binary(struct __pyx_obj_3
 static PyObject *__pyx_pf_3_sa_14Precomputation_6precompute(struct __pyx_obj_3_sa_Precomputation *__pyx_v_self, PyObject *__pyx_v_stats, struct __pyx_obj_3_sa_SuffixArray *__pyx_v_sarray); /* proto */
 static int __pyx_pf_3_sa_11SuffixArray___cinit__(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_from_binary, PyObject *__pyx_v_from_text, PyObject *__pyx_v_side); /* proto */
 static PyObject *__pyx_pf_3_sa_11SuffixArray_2__getitem__(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
-static PyObject *__pyx_pf_3_sa_11SuffixArray_4getSentId(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
-static PyObject *__pyx_pf_3_sa_11SuffixArray_6getSent(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
-static PyObject *__pyx_pf_3_sa_11SuffixArray_8getSentPos(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_loc); /* proto */
+static PyObject *__pyx_pf_3_sa_11SuffixArray_4get_sentence_id(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_11SuffixArray_6get_sentence(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_11SuffixArray_8get_sentence_position(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_loc); /* proto */
 static PyObject *__pyx_pf_3_sa_11SuffixArray_10read_text(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_filename, PyObject *__pyx_v_side); /* proto */
 static PyObject *__pyx_pf_3_sa_11SuffixArray_12q3sort(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, int __pyx_v_i, int __pyx_v_j, int __pyx_v_h, struct __pyx_obj_3_sa_IntList *__pyx_v_isa, PyObject *__pyx_v_pad); /* proto */
 static PyObject *__pyx_pf_3_sa_11SuffixArray_14write_text(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
@@ -2374,12 +2375,13 @@ static char __pyx_k_85[] = "RANK %d\tCOUNT, COST: %d    %d\tCUMUL: %d, %d";
 static char __pyx_k_86[] = "Precomputed collocations for %d patterns out of %d possible (upper bound %d)";
 static char __pyx_k_87[] = "Precomputed inverted index for %d patterns ";
 static char __pyx_k_88[] = "Precomputation took %f seconds";
-static char __pyx_k_89[] = "    Bucket sort took %f seconds";
-static char __pyx_k_90[] = "    Refining, sort depth = %d";
-static char __pyx_k_91[] = "    Refinement took %f seconds";
-static char __pyx_k_92[] = "    Finalizing sort...";
-static char __pyx_k_94[] = "Suffix array construction took %f seconds";
-static char __pyx_k_95[] = "Unexpected condition found in q3sort: sort from %d to %d";
+static char __pyx_k_89[] = "get_sentence_position";
+static char __pyx_k_90[] = "    Bucket sort took %f seconds";
+static char __pyx_k_91[] = "    Refining, sort depth = %d";
+static char __pyx_k_92[] = "    Refinement took %f seconds";
+static char __pyx_k_93[] = "    Finalizing sort...";
+static char __pyx_k_95[] = "Suffix array construction took %f seconds";
+static char __pyx_k_96[] = "Unexpected condition found in q3sort: sort from %d to %d";
 static char __pyx_k__0[] = "0";
 static char __pyx_k__1[] = "1";
 static char __pyx_k__e[] = "e";
@@ -2389,42 +2391,42 @@ static char __pyx_k__i[] = "i";
 static char __pyx_k__j[] = "j";
 static char __pyx_k__r[] = "r";
 static char __pyx_k__w[] = "w";
-static char __pyx_k_100[] = "Sampling strategy: uniform, max sample size = %d";
-static char __pyx_k_101[] = "Sampling strategy: no sampling";
-static char __pyx_k_103[] = "require_aligned_terminal";
-static char __pyx_k_104[] = "require_aligned_chunks";
-static char __pyx_k_105[] = "[X]";
-static char __pyx_k_106[] = "Must specify an alignment object";
-static char __pyx_k_108[] = "Reading precomputed data from file %s... ";
-static char __pyx_k_109[] = "Precomputation done with max nonterminals %d, decoder uses %d";
-static char __pyx_k_110[] = "Precomputation done with max terminals %d, decoder uses %d";
-static char __pyx_k_111[] = "Precomputation done with max initial size %d, decoder uses %d";
-static char __pyx_k_112[] = "Precomputation done with min gap size %d, decoder uses %d";
-static char __pyx_k_113[] = "Converting %d hash keys on precomputed inverted index... ";
-static char __pyx_k_114[] = "Converting %d hash keys on precomputed collocations... ";
-static char __pyx_k_115[] = "Processing precomputations took %f seconds";
-static char __pyx_k_116[] = "{";
-  static char __pyx_k_117[] = "(";
-static char __pyx_k_118[] = "}";
-static char __pyx_k_119[] = "get_precomputed_collocation";
-static char __pyx_k_120[] = "double binary";
-static char __pyx_k_121[] = "Keyword trie error";
-static char __pyx_k_123[] = "get_all_nodes_isteps_away";
-static char __pyx_k_124[] = "Total time for rule lookup, extraction, and scoring = %f seconds";
-static char __pyx_k_125[] = "    Extract time = %f seconds";
-static char __pyx_k_126[] = "No aligned terminals";
-static char __pyx_k_127[] = "Unaligned chunk";
-static char __pyx_k_128[] = "Gaps are not tight phrases";
-static char __pyx_k_129[] = "Inside edges of preceding subphrase are not tight";
-static char __pyx_k_130[] = "Inside edges of following subphrase are not tight";
-static char __pyx_k_131[] = "Subphrase [%d, %d] failed integrity check";
-static char __pyx_k_132[] = "Didn't extract anything from [%d, %d] -> [%d, %d]";
-static char __pyx_k_133[] = "Unable to extract basic phrase";
-static char __pyx_k_134[] = "%s=%s";
-static char __pyx_k_137[] = "/home/hltcoe/alopez/dev/cdec/python/src/sa/_sa.pyx";
-static char __pyx_k_138[] = "cdec.sa";
-static char __pyx_k_142[] = "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi";
-static char __pyx_k_143[] = "*EPS*";
+static char __pyx_k_101[] = "Sampling strategy: uniform, max sample size = %d";
+static char __pyx_k_102[] = "Sampling strategy: no sampling";
+static char __pyx_k_104[] = "require_aligned_terminal";
+static char __pyx_k_105[] = "require_aligned_chunks";
+static char __pyx_k_106[] = "[X]";
+static char __pyx_k_107[] = "Must specify an alignment object";
+static char __pyx_k_109[] = "Reading precomputed data from file %s... ";
+static char __pyx_k_110[] = "Precomputation done with max nonterminals %d, decoder uses %d";
+static char __pyx_k_111[] = "Precomputation done with max terminals %d, decoder uses %d";
+static char __pyx_k_112[] = "Precomputation done with max initial size %d, decoder uses %d";
+static char __pyx_k_113[] = "Precomputation done with min gap size %d, decoder uses %d";
+static char __pyx_k_114[] = "Converting %d hash keys on precomputed inverted index... ";
+static char __pyx_k_115[] = "Converting %d hash keys on precomputed collocations... ";
+static char __pyx_k_116[] = "Processing precomputations took %f seconds";
+static char __pyx_k_117[] = "{";
+  static char __pyx_k_118[] = "(";
+static char __pyx_k_119[] = "}";
+static char __pyx_k_120[] = "get_precomputed_collocation";
+static char __pyx_k_121[] = "double binary";
+static char __pyx_k_122[] = "Keyword trie error";
+static char __pyx_k_124[] = "get_all_nodes_isteps_away";
+static char __pyx_k_125[] = "Total time for rule lookup, extraction, and scoring = %f seconds";
+static char __pyx_k_126[] = "    Extract time = %f seconds";
+static char __pyx_k_127[] = "No aligned terminals";
+static char __pyx_k_128[] = "Unaligned chunk";
+static char __pyx_k_129[] = "Gaps are not tight phrases";
+static char __pyx_k_130[] = "Inside edges of preceding subphrase are not tight";
+static char __pyx_k_131[] = "Inside edges of following subphrase are not tight";
+static char __pyx_k_132[] = "Subphrase [%d, %d] failed integrity check";
+static char __pyx_k_133[] = "Didn't extract anything from [%d, %d] -> [%d, %d]";
+static char __pyx_k_134[] = "Unable to extract basic phrase";
+static char __pyx_k_135[] = "%s=%s";
+static char __pyx_k_138[] = "/home/hltcoe/alopez/dev/cdec/python/src/sa/_sa.pyx";
+static char __pyx_k_139[] = "cdec.sa";
+static char __pyx_k_143[] = "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi";
+static char __pyx_k_144[] = "*EPS*";
 static char __pyx_k__gc[] = "gc";
 static char __pyx_k__sa[] = "sa";
 static char __pyx_k___sa[] = "_sa";
@@ -2506,7 +2508,6 @@ static char __pyx_k__edarray[] = "edarray";
 static char __pyx_k__ephrase[] = "ephrase";
 static char __pyx_k__fphrase[] = "fphrase";
 static char __pyx_k__fsarray[] = "fsarray";
-static char __pyx_k__getSent[] = "getSent";
 static char __pyx_k__logging[] = "logging";
 static char __pyx_k__matches[] = "matches";
 static char __pyx_k__pathlen[] = "pathlen";
@@ -2545,7 +2546,6 @@ static char __pyx_k__enumerate[] = "enumerate";
 static char __pyx_k__from_data[] = "from_data";
 static char __pyx_k__from_text[] = "from_text";
 static char __pyx_k__getLogger[] = "getLogger";
-static char __pyx_k__getSentId[] = "getSentId";
 static char __pyx_k__getrusage[] = "getrusage";
 static char __pyx_k__increment[] = "increment";
 static char __pyx_k__iteritems[] = "iteritems";
@@ -2558,7 +2558,6 @@ static char __pyx_k__use_index[] = "use_index";
 static char __pyx_k__IndexError[] = "IndexError";
 static char __pyx_k__alignments[] = "alignments";
 static char __pyx_k__from_stats[] = "from_stats";
-static char __pyx_k__getSentPos[] = "getSentPos";
 static char __pyx_k__input_span[] = "input_span";
 static char __pyx_k__itervalues[] = "itervalues";
 static char __pyx_k__max_chunks[] = "max_chunks";
@@ -2581,6 +2580,7 @@ static char __pyx_k__sample_size[] = "sample_size";
 static char __pyx_k__suffix_link[] = "suffix_link";
 static char __pyx_k__use_sent_id[] = "use_sent_id";
 static char __pyx_k___doquicksort[] = "_doquicksort";
+static char __pyx_k__get_sentence[] = "get_sentence";
 static char __pyx_k__gzip_or_text[] = "gzip_or_text";
 static char __pyx_k__min_gap_size[] = "min_gap_size";
 static char __pyx_k__StopIteration[] = "StopIteration";
@@ -2594,6 +2594,7 @@ static char __pyx_k__read_text_data[] = "read_text_data";
 static char __pyx_k__sym_fromstring[] = "sym_fromstring";
 static char __pyx_k__by_slack_factor[] = "by_slack_factor";
 static char __pyx_k__get_next_states[] = "get_next_states";
+static char __pyx_k__get_sentence_id[] = "get_sentence_id";
 static char __pyx_k__num_subpatterns[] = "num_subpatterns";
 static char __pyx_k__phrase_location[] = "phrase_location";
 static char __pyx_k__precompute_file[] = "precompute_file";
@@ -2610,12 +2611,11 @@ static char __pyx_k__max_target_length[] = "max_target_length";
 static char __pyx_k__train_min_gap_size[] = "train_min_gap_size";
 static char __pyx_k__pattern2phrase_plus[] = "pattern2phrase_plus";
 static PyObject *__pyx_kp_s_1;
-static PyObject *__pyx_kp_s_100;
 static PyObject *__pyx_kp_s_101;
-static PyObject *__pyx_n_s_103;
+static PyObject *__pyx_kp_s_102;
 static PyObject *__pyx_n_s_104;
-static PyObject *__pyx_kp_s_106;
-static PyObject *__pyx_kp_s_108;
+static PyObject *__pyx_n_s_105;
+static PyObject *__pyx_kp_s_107;
 static PyObject *__pyx_kp_s_109;
 static PyObject *__pyx_kp_s_110;
 static PyObject *__pyx_kp_s_111;
@@ -2626,11 +2626,11 @@ static PyObject *__pyx_kp_s_115;
 static PyObject *__pyx_kp_s_116;
 static PyObject *__pyx_kp_s_117;
 static PyObject *__pyx_kp_s_118;
-static PyObject *__pyx_n_s_119;
-static PyObject *__pyx_kp_s_120;
+static PyObject *__pyx_kp_s_119;
+static PyObject *__pyx_n_s_120;
 static PyObject *__pyx_kp_s_121;
-static PyObject *__pyx_n_s_123;
-static PyObject *__pyx_kp_s_124;
+static PyObject *__pyx_kp_s_122;
+static PyObject *__pyx_n_s_124;
 static PyObject *__pyx_kp_s_125;
 static PyObject *__pyx_kp_s_126;
 static PyObject *__pyx_kp_s_127;
@@ -2642,11 +2642,12 @@ static PyObject *__pyx_kp_s_131;
 static PyObject *__pyx_kp_s_132;
 static PyObject *__pyx_kp_s_133;
 static PyObject *__pyx_kp_s_134;
-static PyObject *__pyx_kp_s_137;
+static PyObject *__pyx_kp_s_135;
 static PyObject *__pyx_kp_s_138;
+static PyObject *__pyx_kp_s_139;
 static PyObject *__pyx_kp_s_14;
-static PyObject *__pyx_kp_s_142;
 static PyObject *__pyx_kp_s_143;
+static PyObject *__pyx_kp_s_144;
 static PyObject *__pyx_kp_s_18;
 static PyObject *__pyx_kp_s_2;
 static PyObject *__pyx_kp_s_21;
@@ -2689,13 +2690,14 @@ static PyObject *__pyx_kp_s_85;
 static PyObject *__pyx_kp_s_86;
 static PyObject *__pyx_kp_s_87;
 static PyObject *__pyx_kp_s_88;
-static PyObject *__pyx_kp_s_89;
+static PyObject *__pyx_n_s_89;
 static PyObject *__pyx_kp_s_9;
 static PyObject *__pyx_kp_s_90;
 static PyObject *__pyx_kp_s_91;
 static PyObject *__pyx_kp_s_92;
-static PyObject *__pyx_kp_s_94;
+static PyObject *__pyx_kp_s_93;
 static PyObject *__pyx_kp_s_95;
+static PyObject *__pyx_kp_s_96;
 static PyObject *__pyx_kp_s__0;
 static PyObject *__pyx_kp_s__1;
 static PyObject *__pyx_n_s__Counter;
@@ -2765,13 +2767,12 @@ static PyObject *__pyx_n_s__fword;
 static PyObject *__pyx_n_s__fwords;
 static PyObject *__pyx_n_s__gc;
 static PyObject *__pyx_n_s__getLogger;
-static PyObject *__pyx_n_s__getSent;
-static PyObject *__pyx_n_s__getSentId;
-static PyObject *__pyx_n_s__getSentPos;
 static PyObject *__pyx_n_s__get_e_id;
 static PyObject *__pyx_n_s__get_f_id;
 static PyObject *__pyx_n_s__get_id;
 static PyObject *__pyx_n_s__get_next_states;
+static PyObject *__pyx_n_s__get_sentence;
+static PyObject *__pyx_n_s__get_sentence_id;
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-                __Pyx_GOTREF(__pyx_t_14);
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+                __pyx_t_9 = PyInt_FromSsize_t(__pyx_t_25); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-                __Pyx_GIVEREF(__pyx_t_14);
-                __pyx_cur_scope->__pyx_v_count = __pyx_t_14;
-                __pyx_t_14 = 0;
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- *                                     count = len(locs)
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1107
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-                __Pyx_GOTREF(__pyx_t_14);
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- *                                     count = len(locs)
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1108
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-                __pyx_t_9 = PyObject_GetItem(__pyx_cur_scope->__pyx_v_fcount, __pyx_cur_scope->__pyx_v_f); if (!__pyx_t_9) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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                 __Pyx_GIVEREF(((PyObject *)__pyx_cur_scope->__pyx_v_self->eda));
-                __pyx_t_9 = 0;
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-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1110
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+                __pyx_t_15 = PyInt_FromLong(__pyx_cur_scope->__pyx_v_self->category); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1111; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1113
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1115
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1116
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1117
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-          goto __pyx_L62;
+          goto __pyx_L64;
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1118
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1119
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1123
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1124
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-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1127
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-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1128
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1130
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1131
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-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1131
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1132
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1134
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@@ -47643,7 +47695,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_24generator4(__pyx_Gene
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1140
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1155
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1156
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1157
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1158
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1164
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1165
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1166
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  *         elif e_in_low != -1 and e_low[0] != e_in_low:
  *             if e_in_low - e_low[0] < min_ex_size:             # <<<<<<<<<<<<<<
@@ -47751,7 +47803,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     __pyx_t_5 = ((__pyx_v_e_in_low - (__pyx_v_e_low[0])) < __pyx_v_min_ex_size);
     if (__pyx_t_5) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1167
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1168
  *         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             # <<<<<<<<<<<<<<
@@ -47760,7 +47812,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
       (__pyx_v_e_low[0]) = (__pyx_v_e_in_low - __pyx_v_min_ex_size);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1168
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1169
  *             if e_in_low - e_low[0] < min_ex_size:
  *                 e_low[0] = e_in_low - min_ex_size
  *                 if e_low[0] < 0:             # <<<<<<<<<<<<<<
@@ -47770,7 +47822,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       __pyx_t_5 = ((__pyx_v_e_low[0]) < 0);
       if (__pyx_t_5) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1169
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1170
  *                 e_low[0] = e_in_low - min_ex_size
  *                 if e_low[0] < 0:
  *                     return 0             # <<<<<<<<<<<<<<
@@ -47789,7 +47841,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1171
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1172
  *                     return 0
  * 
  *         if e_high[0] - e_low[0] > max_e_len:             # <<<<<<<<<<<<<<
@@ -47799,7 +47851,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   __pyx_t_5 = (((__pyx_v_e_high[0]) - (__pyx_v_e_low[0])) > __pyx_v_max_e_len);
   if (__pyx_t_5) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1172
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1173
  * 
  *         if e_high[0] - e_low[0] > max_e_len:
  *             return 0             # <<<<<<<<<<<<<<
@@ -47811,7 +47863,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     goto __pyx_L6;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1173
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1174
  *         if e_high[0] - e_low[0] > max_e_len:
  *             return 0
  *         elif e_in_high != -1 and e_high[0] != e_in_high:             # <<<<<<<<<<<<<<
@@ -47827,7 +47879,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   }
   if (__pyx_t_4) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1174
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1175
  *             return 0
  *         elif e_in_high != -1 and e_high[0] != e_in_high:
  *             if e_high[0] - e_in_high < min_ex_size:             # <<<<<<<<<<<<<<
@@ -47837,7 +47889,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     __pyx_t_4 = (((__pyx_v_e_high[0]) - __pyx_v_e_in_high) < __pyx_v_min_ex_size);
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1175
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1176
  *         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             # <<<<<<<<<<<<<<
@@ -47846,7 +47898,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
       (__pyx_v_e_high[0]) = (__pyx_v_e_in_high + __pyx_v_min_ex_size);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1176
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1177
  *             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:             # <<<<<<<<<<<<<<
@@ -47856,7 +47908,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       __pyx_t_4 = ((__pyx_v_e_high[0]) > __pyx_v_e_sent_len);
       if (__pyx_t_4) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1177
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1178
  *                 e_high[0] = e_in_high + min_ex_size
  *                 if e_high[0] > e_sent_len:
  *                     return 0             # <<<<<<<<<<<<<<
@@ -47875,7 +47927,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   }
   __pyx_L6:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1179
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1180
  *                     return 0
  * 
  *         f_back_low[0] = -1             # <<<<<<<<<<<<<<
@@ -47884,7 +47936,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
   (__pyx_v_f_back_low[0]) = -1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1180
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1181
  * 
  *         f_back_low[0] = -1
  *         f_back_high[0] = -1             # <<<<<<<<<<<<<<
@@ -47893,7 +47945,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
   (__pyx_v_f_back_high[0]) = -1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1181
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1182
  *         f_back_low[0] = -1
  *         f_back_high[0] = -1
  *         f_low_prev = f_low             # <<<<<<<<<<<<<<
@@ -47902,17 +47954,17 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
   __pyx_v_f_low_prev = __pyx_v_f_low;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1182
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1183
  *         f_back_high[0] = -1
  *         f_low_prev = f_low
  *         f_high_prev = f_high             # <<<<<<<<<<<<<<
  *         new_x = 0
  *         new_low_x = 0
  */
-  __pyx_t_1 = __Pyx_PyInt_AsInt(__pyx_v_f_high); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1182; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = __Pyx_PyInt_AsInt(__pyx_v_f_high); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1183; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_f_high_prev = __pyx_t_1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1183
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1184
  *         f_low_prev = f_low
  *         f_high_prev = f_high
  *         new_x = 0             # <<<<<<<<<<<<<<
@@ -47921,7 +47973,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
   __pyx_v_new_x = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1184
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1185
  *         f_high_prev = f_high
  *         new_x = 0
  *         new_low_x = 0             # <<<<<<<<<<<<<<
@@ -47930,7 +47982,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
   __pyx_v_new_low_x = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1185
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1186
  *         new_x = 0
  *         new_low_x = 0
  *         new_high_x = 0             # <<<<<<<<<<<<<<
@@ -47939,7 +47991,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
   __pyx_v_new_high_x = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1187
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1188
  *         new_high_x = 0
  * 
  *         while True:             # <<<<<<<<<<<<<<
@@ -47949,7 +48001,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   while (1) {
     if (!1) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1189
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1190
  *         while True:
  * 
  *             if f_back_low[0] == -1:             # <<<<<<<<<<<<<<
@@ -47959,45 +48011,45 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     __pyx_t_4 = ((__pyx_v_f_back_low[0]) == -1);
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1190
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1191
  * 
  *             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)             # <<<<<<<<<<<<<<
  *             else:
  *                 self.find_projection(e_low[0], e_low_prev, e_links_low, e_links_high, f_back_low, f_back_high)
  */
-      __pyx_t_2 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_projection(__pyx_v_self, (__pyx_v_e_low[0]), (__pyx_v_e_high[0]), __pyx_v_e_links_low, __pyx_v_e_links_high, __pyx_v_f_back_low, __pyx_v_f_back_high); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1190; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_2 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_projection(__pyx_v_self, (__pyx_v_e_low[0]), (__pyx_v_e_high[0]), __pyx_v_e_links_low, __pyx_v_e_links_high, __pyx_v_f_back_low, __pyx_v_f_back_high); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1191; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       goto __pyx_L11;
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1192
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1193
  *                 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)             # <<<<<<<<<<<<<<
  *                 self.find_projection(e_high_prev, e_high[0], e_links_low, e_links_high, f_back_low, f_back_high)
  * 
  */
-      __pyx_t_2 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_projection(__pyx_v_self, (__pyx_v_e_low[0]), __pyx_v_e_low_prev, __pyx_v_e_links_low, __pyx_v_e_links_high, __pyx_v_f_back_low, __pyx_v_f_back_high); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1192; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_2 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_projection(__pyx_v_self, (__pyx_v_e_low[0]), __pyx_v_e_low_prev, __pyx_v_e_links_low, __pyx_v_e_links_high, __pyx_v_f_back_low, __pyx_v_f_back_high); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1193; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1193
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1194
  *             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)             # <<<<<<<<<<<<<<
  * 
  *             if f_back_low[0] > f_low:
  */
-      __pyx_t_2 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_projection(__pyx_v_self, __pyx_v_e_high_prev, (__pyx_v_e_high[0]), __pyx_v_e_links_low, __pyx_v_e_links_high, __pyx_v_f_back_low, __pyx_v_f_back_high); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1193; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_2 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_projection(__pyx_v_self, __pyx_v_e_high_prev, (__pyx_v_e_high[0]), __pyx_v_e_links_low, __pyx_v_e_links_high, __pyx_v_f_back_low, __pyx_v_f_back_high); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1194; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     }
     __pyx_L11:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1195
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1196
  *                 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:             # <<<<<<<<<<<<<<
@@ -48007,7 +48059,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     __pyx_t_4 = ((__pyx_v_f_back_low[0]) > __pyx_v_f_low);
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1196
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1197
  * 
  *             if f_back_low[0] > f_low:
  *                 f_back_low[0] = f_low             # <<<<<<<<<<<<<<
@@ -48019,35 +48071,35 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L12:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1198
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1199
  *                 f_back_low[0] = f_low
  * 
  *             if f_back_high[0] < f_high:             # <<<<<<<<<<<<<<
  *                 f_back_high[0] = f_high
  * 
  */
-    __pyx_t_2 = PyInt_FromLong((__pyx_v_f_back_high[0])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1198; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_2 = PyInt_FromLong((__pyx_v_f_back_high[0])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1199; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_2);
-    __pyx_t_6 = PyObject_RichCompare(__pyx_t_2, __pyx_v_f_high, Py_LT); __Pyx_XGOTREF(__pyx_t_6); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1198; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_6 = PyObject_RichCompare(__pyx_t_2, __pyx_v_f_high, Py_LT); __Pyx_XGOTREF(__pyx_t_6); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1199; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
-    __pyx_t_4 = __Pyx_PyObject_IsTrue(__pyx_t_6); if (unlikely(__pyx_t_4 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1198; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = __Pyx_PyObject_IsTrue(__pyx_t_6); if (unlikely(__pyx_t_4 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1199; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1199
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1200
  * 
  *             if f_back_high[0] < f_high:
  *                 f_back_high[0] = f_high             # <<<<<<<<<<<<<<
  * 
  *             if f_back_low[0] == f_low_prev and f_back_high[0] == f_high_prev:
  */
-      __pyx_t_1 = __Pyx_PyInt_AsInt(__pyx_v_f_high); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1199; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_1 = __Pyx_PyInt_AsInt(__pyx_v_f_high); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1200; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       (__pyx_v_f_back_high[0]) = __pyx_t_1;
       goto __pyx_L13;
     }
     __pyx_L13:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1201
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1202
  *                 f_back_high[0] = f_high
  * 
  *             if f_back_low[0] == f_low_prev and f_back_high[0] == f_high_prev:             # <<<<<<<<<<<<<<
@@ -48063,7 +48115,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1202
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1203
  * 
  *             if f_back_low[0] == f_low_prev and f_back_high[0] == f_high_prev:
  *                 return 1             # <<<<<<<<<<<<<<
@@ -48076,7 +48128,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L14:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1204
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1205
  *                 return 1
  * 
  *             if allow_low_x == 0 and f_back_low[0] < f_low:             # <<<<<<<<<<<<<<
@@ -48092,7 +48144,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     if (__pyx_t_5) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1206
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1207
  *             if allow_low_x == 0 and f_back_low[0] < f_low:
  *                 # FAIL: f phrase is not tight
  *                 return 0             # <<<<<<<<<<<<<<
@@ -48105,7 +48157,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L15:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1208
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1209
  *                 return 0
  * 
  *             if f_back_high[0] - f_back_low[0] > max_f_len:             # <<<<<<<<<<<<<<
@@ -48115,7 +48167,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     __pyx_t_5 = (((__pyx_v_f_back_high[0]) - (__pyx_v_f_back_low[0])) > __pyx_v_max_f_len);
     if (__pyx_t_5) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1210
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1211
  *             if f_back_high[0] - f_back_low[0] > max_f_len:
  *                 # FAIL: f back projection is too wide
  *                 return 0             # <<<<<<<<<<<<<<
@@ -48128,7 +48180,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L16:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1212
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1213
  *                 return 0
  * 
  *             if allow_high_x == 0 and f_back_high[0] > f_high:             # <<<<<<<<<<<<<<
@@ -48137,11 +48189,11 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
     __pyx_t_5 = (__pyx_v_allow_high_x == 0);
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-      __pyx_t_6 = PyInt_FromLong((__pyx_v_f_back_high[0])); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1212; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_6 = PyInt_FromLong((__pyx_v_f_back_high[0])); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1213; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_6);
-      __pyx_t_2 = PyObject_RichCompare(__pyx_t_6, __pyx_v_f_high, Py_GT); __Pyx_XGOTREF(__pyx_t_2); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1212; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_2 = PyObject_RichCompare(__pyx_t_6, __pyx_v_f_high, Py_GT); __Pyx_XGOTREF(__pyx_t_2); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1213; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
-      __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_3 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1212; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_3 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1213; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -48149,7 +48201,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1214
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1215
  *             if allow_high_x == 0 and f_back_high[0] > f_high:
  *                 # FAIL: extension on high side not allowed
  *                 return 0             # <<<<<<<<<<<<<<
@@ -48162,7 +48214,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L17:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1216
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1217
  *                 return 0
  * 
  *             if f_low != f_back_low[0]:             # <<<<<<<<<<<<<<
@@ -48172,7 +48224,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     __pyx_t_4 = (__pyx_v_f_low != (__pyx_v_f_back_low[0]));
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1217
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1218
  * 
  *             if f_low != f_back_low[0]:
  *                 if new_low_x == 0:             # <<<<<<<<<<<<<<
@@ -48182,7 +48234,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       __pyx_t_4 = (__pyx_v_new_low_x == 0);
       if (__pyx_t_4) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1218
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1219
  *             if f_low != f_back_low[0]:
  *                 if new_low_x == 0:
  *                     if new_x >= max_new_x:             # <<<<<<<<<<<<<<
@@ -48192,7 +48244,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         __pyx_t_4 = (__pyx_v_new_x >= __pyx_v_max_new_x);
         if (__pyx_t_4) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1220
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1221
  *                     if new_x >= max_new_x:
  *                         # FAIL: extension required on low side violates max # of gaps
  *                         return 0             # <<<<<<<<<<<<<<
@@ -48205,7 +48257,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1222
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1223
  *                         return 0
  *                     else:
  *                         new_x = new_x + 1             # <<<<<<<<<<<<<<
@@ -48214,7 +48266,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
           __pyx_v_new_x = (__pyx_v_new_x + 1);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1223
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1224
  *                     else:
  *                         new_x = new_x + 1
  *                         new_low_x = 1             # <<<<<<<<<<<<<<
@@ -48228,7 +48280,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       }
       __pyx_L19:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1224
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1225
  *                         new_x = new_x + 1
  *                         new_low_x = 1
  *                 if f_low - f_back_low[0] < min_fx_size:             # <<<<<<<<<<<<<<
@@ -48238,7 +48290,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       __pyx_t_4 = ((__pyx_v_f_low - (__pyx_v_f_back_low[0])) < __pyx_v_min_fx_size);
       if (__pyx_t_4) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1225
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1226
  *                         new_low_x = 1
  *                 if f_low - f_back_low[0] < min_fx_size:
  *                     f_back_low[0] = f_low - min_fx_size             # <<<<<<<<<<<<<<
@@ -48247,7 +48299,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
         (__pyx_v_f_back_low[0]) = (__pyx_v_f_low - __pyx_v_min_fx_size);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1226
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1227
  *                 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:             # <<<<<<<<<<<<<<
@@ -48257,7 +48309,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
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         if (__pyx_t_4) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1228
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1229
  *                     if f_back_high[0] - f_back_low[0] > max_f_len:
  *                         # FAIL: extension required on low side violates max initial length
  *                         return 0             # <<<<<<<<<<<<<<
@@ -48270,7 +48322,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         }
         __pyx_L22:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1229
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1230
  *                         # FAIL: extension required on low side violates max initial length
  *                         return 0
  *                     if f_back_low[0] < 0:             # <<<<<<<<<<<<<<
@@ -48280,7 +48332,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         __pyx_t_4 = ((__pyx_v_f_back_low[0]) < 0);
         if (__pyx_t_4) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1231
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1232
  *                     if f_back_low[0] < 0:
  *                         # FAIL: extension required on low side violates sentence boundary
  *                         return 0             # <<<<<<<<<<<<<<
@@ -48299,22 +48351,22 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1233
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1234
  *                         return 0
  * 
  *             if f_high != f_back_high[0]:             # <<<<<<<<<<<<<<
  *                 if new_high_x == 0:
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-    __pyx_t_2 = PyInt_FromLong((__pyx_v_f_back_high[0])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1233; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_2 = PyInt_FromLong((__pyx_v_f_back_high[0])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1234; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+    __pyx_t_6 = PyObject_RichCompare(__pyx_v_f_high, __pyx_t_2, Py_NE); __Pyx_XGOTREF(__pyx_t_6); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1234; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    __pyx_t_4 = __Pyx_PyObject_IsTrue(__pyx_t_6); if (unlikely(__pyx_t_4 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1233; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = __Pyx_PyObject_IsTrue(__pyx_t_6); if (unlikely(__pyx_t_4 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1234; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1234
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1235
  * 
  *             if f_high != f_back_high[0]:
  *                 if new_high_x == 0:             # <<<<<<<<<<<<<<
@@ -48324,7 +48376,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       __pyx_t_4 = (__pyx_v_new_high_x == 0);
       if (__pyx_t_4) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1235
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1236
  *             if f_high != f_back_high[0]:
  *                 if new_high_x == 0:
  *                     if new_x >= max_new_x:             # <<<<<<<<<<<<<<
@@ -48334,7 +48386,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         __pyx_t_4 = (__pyx_v_new_x >= __pyx_v_max_new_x);
         if (__pyx_t_4) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1237
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1238
  *                     if new_x >= max_new_x:
  *                         # FAIL: extension required on high side violates max # of gaps
  *                         return 0             # <<<<<<<<<<<<<<
@@ -48347,7 +48399,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1239
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1240
  *                         return 0
  *                     else:
  *                         new_x = new_x + 1             # <<<<<<<<<<<<<<
@@ -48356,7 +48408,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
           __pyx_v_new_x = (__pyx_v_new_x + 1);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1240
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1241
  *                     else:
  *                         new_x = new_x + 1
  *                         new_high_x = 1             # <<<<<<<<<<<<<<
@@ -48370,44 +48422,44 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       }
       __pyx_L25:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1241
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1242
  *                         new_x = new_x + 1
  *                         new_high_x = 1
  *                 if f_back_high[0] - f_high < min_fx_size:             # <<<<<<<<<<<<<<
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1242
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1243
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+        __pyx_t_1 = __Pyx_PyInt_AsInt(__pyx_t_6); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1243; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
         (__pyx_v_f_back_high[0]) = __pyx_t_1;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1243
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1244
  *                 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:             # <<<<<<<<<<<<<<
@@ -48417,7 +48469,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         __pyx_t_4 = (((__pyx_v_f_back_high[0]) - (__pyx_v_f_back_low[0])) > __pyx_v_max_f_len);
         if (__pyx_t_4) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1245
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1246
  *                     if f_back_high[0] - f_back_low[0] > max_f_len:
  *                         # FAIL: extension required on high side violates max initial length
  *                         return 0             # <<<<<<<<<<<<<<
@@ -48430,7 +48482,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         }
         __pyx_L28:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1246
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1247
  *                         # FAIL: extension required on high side violates max initial length
  *                         return 0
  *                     if f_back_high[0] > f_sent_len:             # <<<<<<<<<<<<<<
@@ -48440,7 +48492,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         __pyx_t_4 = ((__pyx_v_f_back_high[0]) > __pyx_v_f_sent_len);
         if (__pyx_t_4) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1248
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1249
  *                     if f_back_high[0] > f_sent_len:
  *                         # FAIL: extension required on high side violates sentence boundary
  *                         return 0             # <<<<<<<<<<<<<<
@@ -48459,7 +48511,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L24:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1250
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1251
  *                         return 0
  * 
  *             e_low_prev = e_low[0]             # <<<<<<<<<<<<<<
@@ -48468,7 +48520,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
     __pyx_v_e_low_prev = (__pyx_v_e_low[0]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1251
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1252
  * 
  *             e_low_prev = e_low[0]
  *             e_high_prev = e_high[0]             # <<<<<<<<<<<<<<
@@ -48477,29 +48529,29 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
     __pyx_v_e_high_prev = (__pyx_v_e_high[0]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1253
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1254
  *             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)             # <<<<<<<<<<<<<<
  *             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:
  */
-    __pyx_t_6 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_projection(__pyx_v_self, (__pyx_v_f_back_low[0]), __pyx_v_f_low_prev, __pyx_v_f_links_low, __pyx_v_f_links_high, __pyx_v_e_low, __pyx_v_e_high); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1253; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_6 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_projection(__pyx_v_self, (__pyx_v_f_back_low[0]), __pyx_v_f_low_prev, __pyx_v_f_links_low, __pyx_v_f_links_high, __pyx_v_e_low, __pyx_v_e_high); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1254; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_6);
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1254
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1255
  * 
  *             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:
  *                 return 1
  */
-    __pyx_t_6 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_projection(__pyx_v_self, __pyx_v_f_high_prev, (__pyx_v_f_back_high[0]), __pyx_v_f_links_low, __pyx_v_f_links_high, __pyx_v_e_low, __pyx_v_e_high); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1254; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_6 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_projection(__pyx_v_self, __pyx_v_f_high_prev, (__pyx_v_f_back_high[0]), __pyx_v_f_links_low, __pyx_v_f_links_high, __pyx_v_e_low, __pyx_v_e_high); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1255; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_6);
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1255
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1256
  *             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:             # <<<<<<<<<<<<<<
@@ -48515,7 +48567,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1256
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1257
  *             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             # <<<<<<<<<<<<<<
@@ -48528,7 +48580,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L30:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1257
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1258
  *             if e_low[0] == e_low_prev and e_high[0] == e_high_prev:
  *                 return 1
  *             if allow_arbitrary_x == 0:             # <<<<<<<<<<<<<<
@@ -48538,7 +48590,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     __pyx_t_3 = (__pyx_v_allow_arbitrary_x == 0);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1259
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1260
  *             if allow_arbitrary_x == 0:
  *                 # FAIL: arbitrary expansion not permitted
  *                 return 0             # <<<<<<<<<<<<<<
@@ -48551,7 +48603,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L31:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1260
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1261
  *                 # FAIL: arbitrary expansion not permitted
  *                 return 0
  *             if e_high[0] - e_low[0] > max_e_len:             # <<<<<<<<<<<<<<
@@ -48561,7 +48613,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     __pyx_t_3 = (((__pyx_v_e_high[0]) - (__pyx_v_e_low[0])) > __pyx_v_max_e_len);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1262
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1263
  *             if e_high[0] - e_low[0] > max_e_len:
  *                 # FAIL: re-projection violates sentence max phrase length
  *                 return 0             # <<<<<<<<<<<<<<
@@ -48574,7 +48626,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L32:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1263
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1264
  *                 # FAIL: re-projection violates sentence max phrase length
  *                 return 0
  *             f_low_prev = f_back_low[0]             # <<<<<<<<<<<<<<
@@ -48583,7 +48635,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
     __pyx_v_f_low_prev = (__pyx_v_f_back_low[0]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1264
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1265
  *                 return 0
  *             f_low_prev = f_back_low[0]
  *             f_high_prev = f_back_high[0]             # <<<<<<<<<<<<<<
@@ -48606,7 +48658,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1267
+/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1268
  * 
  * 
  *     cdef find_projection(self, int in_low, int in_high, int* in_links_low, int* in_links_high,             # <<<<<<<<<<<<<<
@@ -48624,7 +48676,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(CYTHON_U
   int __pyx_t_4;
   __Pyx_RefNannySetupContext("find_projection", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1270
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1271
  *                         int* out_low, int* out_high):
  *         cdef int i
  *         for i from in_low <= i < in_high:             # <<<<<<<<<<<<<<
@@ -48634,7 +48686,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(CYTHON_U
   __pyx_t_1 = __pyx_v_in_high;
   for (__pyx_v_i = __pyx_v_in_low; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1271
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1272
  *         cdef int i
  *         for i from in_low <= i < in_high:
  *             if in_links_low[i] != -1:             # <<<<<<<<<<<<<<
@@ -48644,7 +48696,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(CYTHON_U
     __pyx_t_2 = ((__pyx_v_in_links_low[__pyx_v_i]) != -1);
     if (__pyx_t_2) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1272
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1273
  *         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]:             # <<<<<<<<<<<<<<
@@ -48660,7 +48712,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(CYTHON_U
       }
       if (__pyx_t_4) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1273
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1274
  *             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]             # <<<<<<<<<<<<<<
@@ -48672,7 +48724,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(CYTHON_U
       }
       __pyx_L6:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1274
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1275
  *                 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]:             # <<<<<<<<<<<<<<
@@ -48688,7 +48740,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(CYTHON_U
       }
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1275
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1276
  *                     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]             # <<<<<<<<<<<<<<
@@ -48710,7 +48762,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(CYTHON_U
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1278
+/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1279
  * 
  * 
  *     cdef int* int_arr_extend(self, int* arr, int* arr_len, int* data, int data_len):             # <<<<<<<<<<<<<<
@@ -48724,7 +48776,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTHON_UNUSED
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("int_arr_extend", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1280
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1281
  *     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             # <<<<<<<<<<<<<<
@@ -48733,7 +48785,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTHON_UNUSED
  */
   __pyx_v_new_len = ((__pyx_v_arr_len[0]) + __pyx_v_data_len);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1281
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1282
  *         cdef int new_len
  *         new_len = arr_len[0] + data_len
  *         arr = <int*> realloc(arr, new_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -48742,7 +48794,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTHON_UNUSED
  */
   __pyx_v_arr = ((int *)realloc(__pyx_v_arr, (__pyx_v_new_len * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1282
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1283
  *         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))             # <<<<<<<<<<<<<<
@@ -48751,7 +48803,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTHON_UNUSED
  */
   memcpy((__pyx_v_arr + (__pyx_v_arr_len[0])), __pyx_v_data, (__pyx_v_data_len * (sizeof(int))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1283
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1284
  *         arr = <int*> realloc(arr, new_len*sizeof(int))
  *         memcpy(arr+arr_len[0], data, data_len*sizeof(int))
  *         arr_len[0] = new_len             # <<<<<<<<<<<<<<
@@ -48760,7 +48812,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTHON_UNUSED
  */
   (__pyx_v_arr_len[0]) = __pyx_v_new_len;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1284
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1285
  *         memcpy(arr+arr_len[0], data, data_len*sizeof(int))
  *         arr_len[0] = new_len
  *         return arr             # <<<<<<<<<<<<<<
@@ -48776,7 +48828,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTHON_UNUSED
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1287
+/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1288
  * 
  * 
  *     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,             # <<<<<<<<<<<<<<
@@ -48822,19 +48874,19 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("extract_phrases", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1295
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1296
  *         cdef result
  * 
  *         result = []             # <<<<<<<<<<<<<<
  *         len1 = 0
  *         e_gaps1 = <int*> malloc(0)
  */
-  __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1295; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1296; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
   __pyx_v_result = ((PyObject *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1296
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1297
  * 
  *         result = []
  *         len1 = 0             # <<<<<<<<<<<<<<
@@ -48843,7 +48895,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_len1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1297
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1298
  *         result = []
  *         len1 = 0
  *         e_gaps1 = <int*> malloc(0)             # <<<<<<<<<<<<<<
@@ -48852,19 +48904,19 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_e_gaps1 = ((int *)malloc(0));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1298
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1299
  *         len1 = 0
  *         e_gaps1 = <int*> malloc(0)
  *         ephr_arr = IntList()             # <<<<<<<<<<<<<<
  * 
  *         e_gap_order = <int*> malloc(num_gaps*sizeof(int))
  */
-  __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1298; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1299; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
   __pyx_v_ephr_arr = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1300
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1301
  *         ephr_arr = IntList()
  * 
  *         e_gap_order = <int*> malloc(num_gaps*sizeof(int))             # <<<<<<<<<<<<<<
@@ -48873,7 +48925,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_e_gap_order = ((int *)malloc((__pyx_v_num_gaps * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1301
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1302
  * 
  *         e_gap_order = <int*> malloc(num_gaps*sizeof(int))
  *         if num_gaps > 0:             # <<<<<<<<<<<<<<
@@ -48883,7 +48935,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   __pyx_t_2 = (__pyx_v_num_gaps > 0);
   if (__pyx_t_2) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1302
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1303
  *         e_gap_order = <int*> malloc(num_gaps*sizeof(int))
  *         if num_gaps > 0:
  *             e_gap_order[0] = 0             # <<<<<<<<<<<<<<
@@ -48892,7 +48944,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     (__pyx_v_e_gap_order[0]) = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1303
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1304
  *         if num_gaps > 0:
  *             e_gap_order[0] = 0
  *             for i from 1 <= i < num_gaps:             # <<<<<<<<<<<<<<
@@ -48902,7 +48954,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     __pyx_t_3 = __pyx_v_num_gaps;
     for (__pyx_v_i = 1; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1304
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1305
  *             e_gap_order[0] = 0
  *             for i from 1 <= i < num_gaps:
  *                 for j from 0 <= j < i:             # <<<<<<<<<<<<<<
@@ -48912,7 +48964,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       __pyx_t_4 = __pyx_v_i;
       for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_4; __pyx_v_j++) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1305
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1306
  *             for i from 1 <= i < num_gaps:
  *                 for j from 0 <= j < i:
  *                     if e_gap_low[i] < e_gap_low[j]:             # <<<<<<<<<<<<<<
@@ -48922,7 +48974,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
         __pyx_t_2 = ((__pyx_v_e_gap_low[__pyx_v_i]) < (__pyx_v_e_gap_low[__pyx_v_j]));
         if (__pyx_t_2) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1306
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1307
  *                 for j from 0 <= j < i:
  *                     if e_gap_low[i] < e_gap_low[j]:
  *                         for k from j <= k < i:             # <<<<<<<<<<<<<<
@@ -48932,7 +48984,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
           __pyx_t_5 = __pyx_v_i;
           for (__pyx_v_k = __pyx_v_j; __pyx_v_k < __pyx_t_5; __pyx_v_k++) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1307
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1308
  *                     if e_gap_low[i] < e_gap_low[j]:
  *                         for k from j <= k < i:
  *                             e_gap_order[k+1] = e_gap_order[k]             # <<<<<<<<<<<<<<
@@ -48942,7 +48994,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
             (__pyx_v_e_gap_order[(__pyx_v_k + 1)]) = (__pyx_v_e_gap_order[__pyx_v_k]);
           }
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1308
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1309
  *                         for k from j <= k < i:
  *                             e_gap_order[k+1] = e_gap_order[k]
  *                         e_gap_order[j] = i             # <<<<<<<<<<<<<<
@@ -48951,7 +49003,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
           (__pyx_v_e_gap_order[__pyx_v_j]) = __pyx_v_i;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1309
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1310
  *                             e_gap_order[k+1] = e_gap_order[k]
  *                         e_gap_order[j] = i
  *                         break             # <<<<<<<<<<<<<<
@@ -48965,7 +49017,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1311
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1312
  *                         break
  *                 else:
  *                     e_gap_order[i] = i             # <<<<<<<<<<<<<<
@@ -48980,7 +49032,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1313
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1314
  *                     e_gap_order[i] = i
  * 
  *         e_x_low = e_low             # <<<<<<<<<<<<<<
@@ -48989,7 +49041,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_e_x_low = __pyx_v_e_low;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1314
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1315
  * 
  *         e_x_low = e_low
  *         e_x_high = e_high             # <<<<<<<<<<<<<<
@@ -48998,7 +49050,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_e_x_high = __pyx_v_e_high;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1315
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1316
  *         e_x_low = e_low
  *         e_x_high = e_high
  *         if self.tight_phrases == 0:             # <<<<<<<<<<<<<<
@@ -49008,7 +49060,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   __pyx_t_2 = (__pyx_v_self->tight_phrases == 0);
   if (__pyx_t_2) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1316
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1317
  *         e_x_high = e_high
  *         if self.tight_phrases == 0:
  *             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:             # <<<<<<<<<<<<<<
@@ -49031,7 +49083,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       }
       if (!__pyx_t_6) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1317
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1318
  *         if self.tight_phrases == 0:
  *             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             # <<<<<<<<<<<<<<
@@ -49041,7 +49093,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       __pyx_v_e_x_low = (__pyx_v_e_x_low - 1);
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1318
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1319
  *             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:             # <<<<<<<<<<<<<<
@@ -49064,7 +49116,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       }
       if (!__pyx_t_2) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1319
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1320
  *                 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             # <<<<<<<<<<<<<<
@@ -49077,7 +49129,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   }
   __pyx_L11:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1321
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1322
  *                 e_x_high = e_x_high + 1
  * 
  *         for i from e_x_low <= i <= e_low:             # <<<<<<<<<<<<<<
@@ -49087,7 +49139,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   __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++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1322
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1323
  * 
  *         for i from e_x_low <= i <= e_low:
  *             e_gaps1 = self.int_arr_extend(e_gaps1, &len1, &i, 1)             # <<<<<<<<<<<<<<
@@ -49097,7 +49149,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     __pyx_v_e_gaps1 = ((struct __pyx_vtabstruct_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);
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1324
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1325
  *             e_gaps1 = self.int_arr_extend(e_gaps1, &len1, &i, 1)
  * 
  *         for i from 0 <= i < num_gaps:             # <<<<<<<<<<<<<<
@@ -49107,7 +49159,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   __pyx_t_3 = __pyx_v_num_gaps;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1325
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1326
  * 
  *         for i from 0 <= i < num_gaps:
  *             e_gaps2 = <int*> malloc(0)             # <<<<<<<<<<<<<<
@@ -49116,7 +49168,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_e_gaps2 = ((int *)malloc(0));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1326
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1327
  *         for i from 0 <= i < num_gaps:
  *             e_gaps2 = <int*> malloc(0)
  *             len2 = 0             # <<<<<<<<<<<<<<
@@ -49125,7 +49177,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_len2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1328
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1329
  *             len2 = 0
  * 
  *             j = e_gap_order[i]             # <<<<<<<<<<<<<<
@@ -49134,7 +49186,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_j = (__pyx_v_e_gap_order[__pyx_v_i]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1329
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1330
  * 
  *             j = e_gap_order[i]
  *             e_x_gap_low = e_gap_low[j]             # <<<<<<<<<<<<<<
@@ -49143,7 +49195,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_e_x_gap_low = (__pyx_v_e_gap_low[__pyx_v_j]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1330
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1331
  *             j = e_gap_order[i]
  *             e_x_gap_low = e_gap_low[j]
  *             e_x_gap_high = e_gap_high[j]             # <<<<<<<<<<<<<<
@@ -49152,7 +49204,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_e_x_gap_high = (__pyx_v_e_gap_high[__pyx_v_j]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1331
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1332
  *             e_x_gap_low = e_gap_low[j]
  *             e_x_gap_high = e_gap_high[j]
  *             if self.tight_phrases == 0:             # <<<<<<<<<<<<<<
@@ -49162,7 +49214,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     __pyx_t_2 = (__pyx_v_self->tight_phrases == 0);
     if (__pyx_t_2) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1332
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1333
  *             e_x_gap_high = e_gap_high[j]
  *             if self.tight_phrases == 0:
  *                 while e_x_gap_low > e_x_low and e_links_low[e_x_gap_low-1] == -1:             # <<<<<<<<<<<<<<
@@ -49179,7 +49231,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
         }
         if (!__pyx_t_7) break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1333
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1334
  *             if self.tight_phrases == 0:
  *                 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             # <<<<<<<<<<<<<<
@@ -49189,7 +49241,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
         __pyx_v_e_x_gap_low = (__pyx_v_e_x_gap_low - 1);
       }
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1334
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1335
  *                 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:             # <<<<<<<<<<<<<<
@@ -49206,7 +49258,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
         }
         if (!__pyx_t_6) break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1335
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1336
  *                     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             # <<<<<<<<<<<<<<
@@ -49219,7 +49271,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     }
     __pyx_L20:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1337
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1338
  *                     e_x_gap_high = e_x_gap_high + 1
  * 
  *             k = 0             # <<<<<<<<<<<<<<
@@ -49228,7 +49280,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_k = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1338
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1339
  * 
  *             k = 0
  *             step = 1+(i*2)             # <<<<<<<<<<<<<<
@@ -49237,7 +49289,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_step = (1 + (__pyx_v_i * 2));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1339
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1340
  *             k = 0
  *             step = 1+(i*2)
  *             while k < len1:             # <<<<<<<<<<<<<<
@@ -49248,7 +49300,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       __pyx_t_6 = (__pyx_v_k < __pyx_v_len1);
       if (!__pyx_t_6) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1340
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1341
  *             step = 1+(i*2)
  *             while k < len1:
  *                 for m from e_x_gap_low <= m <= e_gap_low[j]:             # <<<<<<<<<<<<<<
@@ -49258,7 +49310,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       __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++) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1341
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1342
  *             while k < len1:
  *                 for m from e_x_gap_low <= m <= e_gap_low[j]:
  *                     if m >= e_gaps1[k+step-1]:             # <<<<<<<<<<<<<<
@@ -49268,7 +49320,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
         __pyx_t_6 = (__pyx_v_m >= (__pyx_v_e_gaps1[((__pyx_v_k + __pyx_v_step) - 1)]));
         if (__pyx_t_6) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1342
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1343
  *                 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:             # <<<<<<<<<<<<<<
@@ -49278,7 +49330,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
           __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++) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1343
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1344
  *                     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             # <<<<<<<<<<<<<<
@@ -49288,7 +49340,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
             __pyx_t_6 = ((__pyx_v_n - __pyx_v_m) >= 1);
             if (__pyx_t_6) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1344
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1345
  *                         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)             # <<<<<<<<<<<<<<
@@ -49297,7 +49349,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
               __pyx_v_e_gaps2 = ((struct __pyx_vtabstruct_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);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1345
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1346
  *                             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)             # <<<<<<<<<<<<<<
@@ -49306,7 +49358,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
               __pyx_v_e_gaps2 = ((struct __pyx_vtabstruct_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);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1346
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1347
  *                                 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)             # <<<<<<<<<<<<<<
@@ -49323,7 +49375,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
         __pyx_L29:;
       }
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1347
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1348
  *                                 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             # <<<<<<<<<<<<<<
@@ -49333,7 +49385,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       __pyx_v_k = (__pyx_v_k + __pyx_v_step);
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1348
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1349
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &n, 1)
  *                 k = k + step
  *             free(e_gaps1)             # <<<<<<<<<<<<<<
@@ -49342,7 +49394,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     free(__pyx_v_e_gaps1);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1349
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1350
  *                 k = k + step
  *             free(e_gaps1)
  *             e_gaps1 = e_gaps2             # <<<<<<<<<<<<<<
@@ -49351,7 +49403,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_e_gaps1 = __pyx_v_e_gaps2;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1350
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1351
  *             free(e_gaps1)
  *             e_gaps1 = e_gaps2
  *             len1 = len2             # <<<<<<<<<<<<<<
@@ -49361,7 +49413,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     __pyx_v_len1 = __pyx_v_len2;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1352
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1353
  *             len1 = len2
  * 
  *         step = 1+(num_gaps*2)             # <<<<<<<<<<<<<<
@@ -49370,7 +49422,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_step = (1 + (__pyx_v_num_gaps * 2));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1353
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1354
  * 
  *         step = 1+(num_gaps*2)
  *         e_gaps2 = <int*> malloc(0)             # <<<<<<<<<<<<<<
@@ -49379,7 +49431,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_e_gaps2 = ((int *)malloc(0));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1354
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1355
  *         step = 1+(num_gaps*2)
  *         e_gaps2 = <int*> malloc(0)
  *         len2 = 0             # <<<<<<<<<<<<<<
@@ -49388,7 +49440,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_len2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1355
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1356
  *         e_gaps2 = <int*> malloc(0)
  *         len2 = 0
  *         for i from e_high <= i <= e_x_high:             # <<<<<<<<<<<<<<
@@ -49398,7 +49450,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   __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++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1356
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1357
  *         len2 = 0
  *         for i from e_high <= i <= e_x_high:
  *             j = 0             # <<<<<<<<<<<<<<
@@ -49407,7 +49459,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_j = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1357
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1358
  *         for i from e_high <= i <= e_x_high:
  *             j = 0
  *             while j < len1:             # <<<<<<<<<<<<<<
@@ -49418,7 +49470,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       __pyx_t_6 = (__pyx_v_j < __pyx_v_len1);
       if (!__pyx_t_6) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1358
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1359
  *             j = 0
  *             while j < len1:
  *                 if i - e_gaps1[j] <= self.train_max_initial_size and i >= e_gaps1[j+step-1]:             # <<<<<<<<<<<<<<
@@ -49434,7 +49486,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       }
       if (__pyx_t_2) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1359
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1360
  *             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)             # <<<<<<<<<<<<<<
@@ -49443,7 +49495,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
         __pyx_v_e_gaps2 = ((struct __pyx_vtabstruct_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);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1360
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1361
  *                 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)             # <<<<<<<<<<<<<<
@@ -49455,7 +49507,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       }
       __pyx_L37:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1361
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1362
  *                     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             # <<<<<<<<<<<<<<
@@ -49466,7 +49518,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     }
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1362
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1363
  *                     e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &i, 1)
  *                 j = j + step
  *         free(e_gaps1)             # <<<<<<<<<<<<<<
@@ -49475,7 +49527,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   free(__pyx_v_e_gaps1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1363
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1364
  *                 j = j + step
  *         free(e_gaps1)
  *         e_gaps1 = e_gaps2             # <<<<<<<<<<<<<<
@@ -49484,7 +49536,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_e_gaps1 = __pyx_v_e_gaps2;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1364
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1365
  *         free(e_gaps1)
  *         e_gaps1 = e_gaps2
  *         len1 = len2             # <<<<<<<<<<<<<<
@@ -49493,7 +49545,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_len1 = __pyx_v_len2;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1366
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1367
  *         len1 = len2
  * 
  *         step = (num_gaps+1)*2             # <<<<<<<<<<<<<<
@@ -49502,7 +49554,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_step = ((__pyx_v_num_gaps + 1) * 2);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1367
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1368
  * 
  *         step = (num_gaps+1)*2
  *         i = 0             # <<<<<<<<<<<<<<
@@ -49511,7 +49563,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_i = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1369
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1370
  *         i = 0
  * 
  *         while i < len1:             # <<<<<<<<<<<<<<
@@ -49522,7 +49574,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     __pyx_t_2 = (__pyx_v_i < __pyx_v_len1);
     if (!__pyx_t_2) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1370
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1371
  * 
  *         while i < len1:
  *             ephr_arr._clear()             # <<<<<<<<<<<<<<
@@ -49531,7 +49583,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_ephr_arr->__pyx_vtab)->_clear(__pyx_v_ephr_arr);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1371
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1372
  *         while i < len1:
  *             ephr_arr._clear()
  *             num_chunks = 0             # <<<<<<<<<<<<<<
@@ -49540,20 +49592,20 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_num_chunks = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1372
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1373
  *             ephr_arr._clear()
  *             num_chunks = 0
  *             indexes = []             # <<<<<<<<<<<<<<
  *             for j from 0 <= j < num_gaps+1:
  *                 if e_gaps1[i+2*j] < e_gaps1[i+(2*j)+1]:
  */
-    __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1372; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1373; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_1);
     __Pyx_XDECREF(((PyObject *)__pyx_v_indexes));
     __pyx_v_indexes = __pyx_t_1;
     __pyx_t_1 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1373
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1374
  *             num_chunks = 0
  *             indexes = []
  *             for j from 0 <= j < num_gaps+1:             # <<<<<<<<<<<<<<
@@ -49563,7 +49615,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     __pyx_t_9 = (__pyx_v_num_gaps + 1);
     for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_9; __pyx_v_j++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1374
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1375
  *             indexes = []
  *             for j from 0 <= j < num_gaps+1:
  *                 if e_gaps1[i+2*j] < e_gaps1[i+(2*j)+1]:             # <<<<<<<<<<<<<<
@@ -49573,7 +49625,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       __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)]));
       if (__pyx_t_2) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1375
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1376
  *             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             # <<<<<<<<<<<<<<
@@ -49585,7 +49637,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       }
       __pyx_L42:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1376
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1377
  *                 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]:             # <<<<<<<<<<<<<<
@@ -49595,19 +49647,19 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       __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++) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1377
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1378
  *                     num_chunks = num_chunks + 1
  *                 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]])
  *                 if j < num_gaps:
  */
-        __pyx_t_1 = PyInt_FromLong(__pyx_v_k); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1377; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_1 = PyInt_FromLong(__pyx_v_k); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1378; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_1);
-        __pyx_t_10 = PyList_Append(__pyx_v_indexes, __pyx_t_1); if (unlikely(__pyx_t_10 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1377; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_10 = PyList_Append(__pyx_v_indexes, __pyx_t_1); if (unlikely(__pyx_t_10 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1378; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1378
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1379
  *                 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]])             # <<<<<<<<<<<<<<
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1379
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1380
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1381
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1382
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1383
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1384
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1386
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1387
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1388
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1393
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1394
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1397
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1398
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1399
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1400
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+        __pyx_t_6 = __Pyx_PyIndex_AsSsize_t(__pyx_t_5); if (unlikely((__pyx_t_6 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1401; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1401
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1402
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  *                     ret.append(i*65536+j)             # <<<<<<<<<<<<<<
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-        __pyx_t_7 = PyNumber_Add(__pyx_t_5, __pyx_v_j); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1401; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_7 = PyNumber_Add(__pyx_t_5, __pyx_v_j); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1402; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-        __pyx_t_5 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_ret), __pyx_t_7); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1401; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_5 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_ret), __pyx_t_7); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1402; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1402
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1403
  *                     j = eindexes.index(sent_links[idx+1])
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  * 
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-      __pyx_t_5 = PyNumber_InPlaceAdd(__pyx_v_idx, __pyx_int_2); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1402; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_5 = PyNumber_InPlaceAdd(__pyx_v_idx, __pyx_int_2); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1403; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1403
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1404
  *                     ret.append(i*65536+j)
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@@ -49985,7 +50037,7 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1405
+/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1406
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1418
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1419
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-  __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1418; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1419; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1419
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1420
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  *         fphr_arr = IntList()
  *         phrase_len = phrase.n             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1420
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1421
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  *         phrase_len = phrase.n
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-  __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1420; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1421; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1421
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1422
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@@ -50121,7 +50173,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1423
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1424
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  *         e_sent_start = self.eda.sent_index.arr[matching.sent_id]             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1424
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1425
  * 
  *         e_sent_start = self.eda.sent_index.arr[matching.sent_id]
  *         e_sent_end = self.eda.sent_index.arr[matching.sent_id+1]             # <<<<<<<<<<<<<<
@@ -50139,7 +50191,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1425
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1426
  *         e_sent_start = self.eda.sent_index.arr[matching.sent_id]
  *         e_sent_end = self.eda.sent_index.arr[matching.sent_id+1]
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1426
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1427
  *         e_sent_end = self.eda.sent_index.arr[matching.sent_id+1]
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1427
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1428
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1428
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1429
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  *         f_sent_end = self.fda.sent_index.arr[matching.sent_id+1]
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1430
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1431
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+  __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes1), __pyx_n_s__reset); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1431; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+  __pyx_t_2 = PyObject_Call(__pyx_t_1, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1431; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1431
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1432
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  *         self.findexes1.reset()
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@@ -50199,7 +50251,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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   __pyx_v_sofar = __pyx_int_0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1432
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1433
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  *         for i in range(num_chunks):             # <<<<<<<<<<<<<<
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1433
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1434
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1434
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1435
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  */
-      __pyx_t_2 = PyInt_FromLong((((__pyx_v_matching->arr[(__pyx_v_matching->start + __pyx_v_i)]) + __pyx_v_j) - __pyx_v_f_sent_start)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1434; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_2 = PyInt_FromLong((((__pyx_v_matching->arr[(__pyx_v_matching->start + __pyx_v_i)]) + __pyx_v_j) - __pyx_v_f_sent_start)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1435; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_2);
-      __pyx_t_1 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes1), __pyx_t_2); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1434; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_1 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes1), __pyx_t_2); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1435; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_1);
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1435
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1436
  *             for j in range(chunklen[i]):
  *                 self.findexes1.append(matching.arr[matching.start+i]+j-f_sent_start);
  *                 sofar += 1             # <<<<<<<<<<<<<<
  *             if (i+1<num_chunks):
  *                 self.findexes1.append(phrase[sofar])
  */
-      __pyx_t_1 = PyNumber_InPlaceAdd(__pyx_v_sofar, __pyx_int_1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1435; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_1 = PyNumber_InPlaceAdd(__pyx_v_sofar, __pyx_int_1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1436; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_1);
       __Pyx_DECREF(__pyx_v_sofar);
       __pyx_v_sofar = __pyx_t_1;
       __pyx_t_1 = 0;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1436
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1437
  *                 self.findexes1.append(matching.arr[matching.start+i]+j-f_sent_start);
  *                 sofar += 1
  *             if (i+1<num_chunks):             # <<<<<<<<<<<<<<
@@ -50259,28 +50311,28 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __pyx_t_7 = ((__pyx_v_i + 1) < __pyx_v_num_chunks);
     if (__pyx_t_7) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1437
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1438
  *                 sofar += 1
  *             if (i+1<num_chunks):
  *                 self.findexes1.append(phrase[sofar])             # <<<<<<<<<<<<<<
  *                 sofar += 1
  * 
  */
-      __pyx_t_1 = PyObject_GetItem(((PyObject *)__pyx_v_phrase), __pyx_v_sofar); if (!__pyx_t_1) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1437; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_1 = PyObject_GetItem(((PyObject *)__pyx_v_phrase), __pyx_v_sofar); if (!__pyx_t_1) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1438; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_1);
-      __pyx_t_2 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes1), __pyx_t_1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1437; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_2 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes1), __pyx_t_1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1438; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1438
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1439
  *             if (i+1<num_chunks):
  *                 self.findexes1.append(phrase[sofar])
  *                 sofar += 1             # <<<<<<<<<<<<<<
  * 
  * 
  */
-      __pyx_t_2 = PyNumber_InPlaceAdd(__pyx_v_sofar, __pyx_int_1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1438; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_2 = PyNumber_InPlaceAdd(__pyx_v_sofar, __pyx_int_1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1439; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(__pyx_v_sofar);
       __pyx_v_sofar = __pyx_t_2;
@@ -50290,7 +50342,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __pyx_L7:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1441
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1442
  * 
  * 
  *         e_links_low = <int*> malloc(e_sent_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -50299,7 +50351,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_e_links_low = ((int *)malloc((__pyx_v_e_sent_len * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1442
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1443
  * 
  *         e_links_low = <int*> malloc(e_sent_len*sizeof(int))
  *         e_links_high = <int*> malloc(e_sent_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -50308,7 +50360,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_e_links_high = ((int *)malloc((__pyx_v_e_sent_len * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1443
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1444
  *         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))             # <<<<<<<<<<<<<<
@@ -50317,7 +50369,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_f_links_low = ((int *)malloc((__pyx_v_f_sent_len * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1444
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1445
  *         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))             # <<<<<<<<<<<<<<
@@ -50326,7 +50378,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_f_links_high = ((int *)malloc((__pyx_v_f_sent_len * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1445
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1446
  *         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))             # <<<<<<<<<<<<<<
@@ -50335,7 +50387,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_f_gap_low = ((int *)malloc(((__pyx_v_num_chunks + 1) * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1446
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1447
  *         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))             # <<<<<<<<<<<<<<
@@ -50344,7 +50396,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_f_gap_high = ((int *)malloc(((__pyx_v_num_chunks + 1) * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1447
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1448
  *         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))             # <<<<<<<<<<<<<<
@@ -50353,7 +50405,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_e_gap_low = ((int *)malloc(((__pyx_v_num_chunks + 1) * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1448
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1449
  *         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))             # <<<<<<<<<<<<<<
@@ -50362,7 +50414,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_e_gap_high = ((int *)malloc(((__pyx_v_num_chunks + 1) * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1449
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1450
  *         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))             # <<<<<<<<<<<<<<
@@ -50371,7 +50423,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   memset(__pyx_v_f_gap_low, 0, ((__pyx_v_num_chunks + 1) * (sizeof(int))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1450
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1451
  *         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))             # <<<<<<<<<<<<<<
@@ -50380,7 +50432,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   memset(__pyx_v_f_gap_high, 0, ((__pyx_v_num_chunks + 1) * (sizeof(int))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1451
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1452
  *         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))             # <<<<<<<<<<<<<<
@@ -50389,7 +50441,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   memset(__pyx_v_e_gap_low, 0, ((__pyx_v_num_chunks + 1) * (sizeof(int))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1452
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1453
  *         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))             # <<<<<<<<<<<<<<
@@ -50398,7 +50450,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   memset(__pyx_v_e_gap_high, 0, ((__pyx_v_num_chunks + 1) * (sizeof(int))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1454
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1455
  *         memset(e_gap_high, 0, (num_chunks+1)*sizeof(int))
  * 
  *         reason_for_failure = ""             # <<<<<<<<<<<<<<
@@ -50408,7 +50460,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   __Pyx_INCREF(((PyObject *)__pyx_kp_s_45));
   __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_45);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1456
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1457
  *         reason_for_failure = ""
  * 
  *         for i from 0 <= i < e_sent_len:             # <<<<<<<<<<<<<<
@@ -50418,7 +50470,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   __pyx_t_3 = __pyx_v_e_sent_len;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1457
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1458
  * 
  *         for i from 0 <= i < e_sent_len:
  *             e_links_low[i] = -1             # <<<<<<<<<<<<<<
@@ -50427,7 +50479,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
     (__pyx_v_e_links_low[__pyx_v_i]) = -1;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1458
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1459
  *         for i from 0 <= i < e_sent_len:
  *             e_links_low[i] = -1
  *             e_links_high[i] = -1             # <<<<<<<<<<<<<<
@@ -50437,7 +50489,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     (__pyx_v_e_links_high[__pyx_v_i]) = -1;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1459
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1460
  *             e_links_low[i] = -1
  *             e_links_high[i] = -1
  *         for i from 0 <= i < f_sent_len:             # <<<<<<<<<<<<<<
@@ -50447,7 +50499,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   __pyx_t_3 = __pyx_v_f_sent_len;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1460
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1461
  *             e_links_high[i] = -1
  *         for i from 0 <= i < f_sent_len:
  *             f_links_low[i] = -1             # <<<<<<<<<<<<<<
@@ -50456,7 +50508,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
     (__pyx_v_f_links_low[__pyx_v_i]) = -1;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1461
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1462
  *         for i from 0 <= i < f_sent_len:
  *             f_links_low[i] = -1
  *             f_links_high[i] = -1             # <<<<<<<<<<<<<<
@@ -50466,7 +50518,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     (__pyx_v_f_links_high[__pyx_v_i]) = -1;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1467
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1468
  *         # links that we care about (but then how to look up
  *         # when we want to check something on the e side?)
  *         i = 0             # <<<<<<<<<<<<<<
@@ -50475,7 +50527,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_i = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1468
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1469
  *         # when we want to check something on the e side?)
  *         i = 0
  *         while i < num_links*2:             # <<<<<<<<<<<<<<
@@ -50486,7 +50538,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __pyx_t_7 = (__pyx_v_i < (__pyx_v_num_links * 2));
     if (!__pyx_t_7) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1469
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1470
  *         i = 0
  *         while i < num_links*2:
  *             f_i = sent_links[i]             # <<<<<<<<<<<<<<
@@ -50495,7 +50547,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
     __pyx_v_f_i = (__pyx_v_sent_links[__pyx_v_i]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1470
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1471
  *         while i < num_links*2:
  *             f_i = sent_links[i]
  *             e_i = sent_links[i+1]             # <<<<<<<<<<<<<<
@@ -50504,7 +50556,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
     __pyx_v_e_i = (__pyx_v_sent_links[(__pyx_v_i + 1)]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1471
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1472
  *             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:             # <<<<<<<<<<<<<<
@@ -50520,7 +50572,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     if (__pyx_t_9) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1472
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1473
  *             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             # <<<<<<<<<<<<<<
@@ -50532,7 +50584,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     __pyx_L14:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1473
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1474
  *             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:             # <<<<<<<<<<<<<<
@@ -50548,7 +50600,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     if (__pyx_t_8) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1474
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1475
  *                 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             # <<<<<<<<<<<<<<
@@ -50560,7 +50612,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     __pyx_L15:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1475
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1476
  *             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:             # <<<<<<<<<<<<<<
@@ -50576,7 +50628,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     if (__pyx_t_7) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1476
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1477
  *                 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             # <<<<<<<<<<<<<<
@@ -50588,7 +50640,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     __pyx_L16:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1477
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1478
  *             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:             # <<<<<<<<<<<<<<
@@ -50604,7 +50656,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     if (__pyx_t_9) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1478
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1479
  *                 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             # <<<<<<<<<<<<<<
@@ -50616,7 +50668,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     __pyx_L17:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1479
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1480
  *             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             # <<<<<<<<<<<<<<
@@ -50626,19 +50678,19 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __pyx_v_i = (__pyx_v_i + 2);
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1481
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1482
  *             i = i + 2
  * 
  *         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])
  */
-  __pyx_t_2 = PyList_New(0); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1481; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyList_New(0); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1482; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
   __pyx_v_als = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1482
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1483
  * 
  *         als = []
  *         for x in range(matching.start,matching.end):             # <<<<<<<<<<<<<<
@@ -50649,18 +50701,18 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   for (__pyx_t_4 = __pyx_v_matching->start; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
     __pyx_v_x = __pyx_t_4;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1483
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1484
  *         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])             # <<<<<<<<<<<<<<
  *             als.append(al)
  *         # check all source-side alignment constraints
  */
-    __pyx_t_2 = PyInt_FromLong(((__pyx_v_matching->arr[__pyx_v_x]) - __pyx_v_f_sent_start)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1483; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_2 = PyInt_FromLong(((__pyx_v_matching->arr[__pyx_v_x]) - __pyx_v_f_sent_start)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1484; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_2);
-    __pyx_t_1 = PyInt_FromLong((__pyx_v_f_links_low[((__pyx_v_matching->arr[__pyx_v_x]) - __pyx_v_f_sent_start)])); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1483; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_1 = PyInt_FromLong((__pyx_v_f_links_low[((__pyx_v_matching->arr[__pyx_v_x]) - __pyx_v_f_sent_start)])); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1484; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_1);
-    __pyx_t_10 = PyTuple_New(2); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1483; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_10 = PyTuple_New(2); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1484; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_10);
     PyTuple_SET_ITEM(__pyx_t_10, 0, __pyx_t_2);
     __Pyx_GIVEREF(__pyx_t_2);
@@ -50672,17 +50724,17 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __pyx_v_al = __pyx_t_10;
     __pyx_t_10 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1484
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1485
  *         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)             # <<<<<<<<<<<<<<
  *         # check all source-side alignment constraints
  *         met_constraints = 1
  */
-    __pyx_t_11 = PyList_Append(__pyx_v_als, ((PyObject *)__pyx_v_al)); if (unlikely(__pyx_t_11 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1484; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_11 = PyList_Append(__pyx_v_als, ((PyObject *)__pyx_v_al)); if (unlikely(__pyx_t_11 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1485; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1486
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1487
  *             als.append(al)
  *         # check all source-side alignment constraints
  *         met_constraints = 1             # <<<<<<<<<<<<<<
@@ -50691,7 +50743,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_met_constraints = 1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1487
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1488
  *         # check all source-side alignment constraints
  *         met_constraints = 1
  *         if self.require_aligned_terminal:             # <<<<<<<<<<<<<<
@@ -50700,7 +50752,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   if (__pyx_v_self->require_aligned_terminal) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1488
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1489
  *         met_constraints = 1
  *         if self.require_aligned_terminal:
  *             num_aligned_chunks = 0             # <<<<<<<<<<<<<<
@@ -50709,7 +50761,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
     __pyx_v_num_aligned_chunks = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1489
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1490
  *         if self.require_aligned_terminal:
  *             num_aligned_chunks = 0
  *             for i from 0 <= i < num_chunks:             # <<<<<<<<<<<<<<
@@ -50719,7 +50771,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __pyx_t_3 = __pyx_v_num_chunks;
     for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1490
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1491
  *             num_aligned_chunks = 0
  *             for i from 0 <= i < num_chunks:
  *                 for j from 0 <= j < chunklen[i]:             # <<<<<<<<<<<<<<
@@ -50729,7 +50781,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_t_4 = (__pyx_v_chunklen[__pyx_v_i]);
       for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_4; __pyx_v_j++) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1491
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1492
  *             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:             # <<<<<<<<<<<<<<
@@ -50739,7 +50791,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __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);
         if (__pyx_t_9) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1492
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1493
  *                 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             # <<<<<<<<<<<<<<
@@ -50748,7 +50800,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
           __pyx_v_num_aligned_chunks = (__pyx_v_num_aligned_chunks + 1);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1493
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1494
  *                     if f_links_low[matching.arr[matching.start+i]+j-f_sent_start] > -1:
  *                         num_aligned_chunks = num_aligned_chunks + 1
  *                         break             # <<<<<<<<<<<<<<
@@ -50763,7 +50815,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_L24_break:;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1494
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1495
  *                         num_aligned_chunks = num_aligned_chunks + 1
  *                         break
  *             if num_aligned_chunks == 0:             # <<<<<<<<<<<<<<
@@ -50773,18 +50825,18 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __pyx_t_9 = (__pyx_v_num_aligned_chunks == 0);
     if (__pyx_t_9) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1495
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1496
  *                         break
  *             if num_aligned_chunks == 0:
  *                 reason_for_failure = "No aligned terminals"             # <<<<<<<<<<<<<<
  *                 met_constraints = 0
  *             if self.require_aligned_chunks and num_aligned_chunks < num_chunks:
  */
-      __Pyx_INCREF(((PyObject *)__pyx_kp_s_126));
+      __Pyx_INCREF(((PyObject *)__pyx_kp_s_127));
       __Pyx_DECREF(__pyx_v_reason_for_failure);
-      __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_126);
+      __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_127);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1496
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1497
  *             if num_aligned_chunks == 0:
  *                 reason_for_failure = "No aligned terminals"
  *                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -50796,7 +50848,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     __pyx_L26:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1497
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1498
  *                 reason_for_failure = "No aligned terminals"
  *                 met_constraints = 0
  *             if self.require_aligned_chunks and num_aligned_chunks < num_chunks:             # <<<<<<<<<<<<<<
@@ -50811,18 +50863,18 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     if (__pyx_t_7) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1498
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1499
  *                 met_constraints = 0
  *             if self.require_aligned_chunks and num_aligned_chunks < num_chunks:
  *                 reason_for_failure = "Unaligned chunk"             # <<<<<<<<<<<<<<
  *                 met_constraints = 0
  * 
  */
-      __Pyx_INCREF(((PyObject *)__pyx_kp_s_127));
+      __Pyx_INCREF(((PyObject *)__pyx_kp_s_128));
       __Pyx_DECREF(__pyx_v_reason_for_failure);
-      __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_127);
+      __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_128);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1499
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1500
  *             if self.require_aligned_chunks and num_aligned_chunks < num_chunks:
  *                 reason_for_failure = "Unaligned chunk"
  *                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -50837,7 +50889,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   }
   __pyx_L20:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1501
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1502
  *                 met_constraints = 0
  * 
  *         if met_constraints and self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -50851,7 +50903,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   }
   if (__pyx_t_7) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1503
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1504
  *         if met_constraints and self.tight_phrases:
  *             # outside edge constraints are checked later
  *             for i from 0 <= i < num_chunks-1:             # <<<<<<<<<<<<<<
@@ -50861,7 +50913,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __pyx_t_12 = (__pyx_v_num_chunks - 1);
     for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_12; __pyx_v_i++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1504
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1505
  *             # 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:             # <<<<<<<<<<<<<<
@@ -50871,18 +50923,18 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_t_7 = ((__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);
       if (__pyx_t_7) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1505
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1506
  *             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"             # <<<<<<<<<<<<<<
  *                     met_constraints = 0
  *                     break
  */
-        __Pyx_INCREF(((PyObject *)__pyx_kp_s_128));
+        __Pyx_INCREF(((PyObject *)__pyx_kp_s_129));
         __Pyx_DECREF(__pyx_v_reason_for_failure);
-        __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_128);
+        __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_129);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1506
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1507
  *                 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             # <<<<<<<<<<<<<<
@@ -50891,7 +50943,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         __pyx_v_met_constraints = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1507
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1508
  *                     reason_for_failure = "Gaps are not tight phrases"
  *                     met_constraints = 0
  *                     break             # <<<<<<<<<<<<<<
@@ -50903,7 +50955,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       __pyx_L31:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1508
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1509
  *                     met_constraints = 0
  *                     break
  *                 if f_links_low[matching.arr[matching.start+i+1]-1-f_sent_start] == -1:             # <<<<<<<<<<<<<<
@@ -50913,18 +50965,18 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_t_7 = ((__pyx_v_f_links_low[(((__pyx_v_matching->arr[((__pyx_v_matching->start + __pyx_v_i) + 1)]) - 1) - __pyx_v_f_sent_start)]) == -1);
       if (__pyx_t_7) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1509
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1510
  *                     break
  *                 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
  *                     break
  */
-        __Pyx_INCREF(((PyObject *)__pyx_kp_s_128));
+        __Pyx_INCREF(((PyObject *)__pyx_kp_s_129));
         __Pyx_DECREF(__pyx_v_reason_for_failure);
-        __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_128);
+        __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_129);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1510
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1511
  *                 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             # <<<<<<<<<<<<<<
@@ -50933,7 +50985,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         __pyx_v_met_constraints = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1511
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1512
  *                     reason_for_failure = "Gaps are not tight phrases"
  *                     met_constraints = 0
  *                     break             # <<<<<<<<<<<<<<
@@ -50950,7 +51002,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   }
   __pyx_L28:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1513
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1514
  *                     break
  * 
  *         f_low = matching.arr[matching.start] - f_sent_start             # <<<<<<<<<<<<<<
@@ -50959,7 +51011,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_f_low = ((__pyx_v_matching->arr[__pyx_v_matching->start]) - __pyx_v_f_sent_start);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1514
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1515
  * 
  *         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             # <<<<<<<<<<<<<<
@@ -50968,7 +51020,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __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);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1515
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1516
  *         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:             # <<<<<<<<<<<<<<
@@ -50977,17 +51029,17 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   if (__pyx_v_met_constraints) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1517
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1518
  *         if met_constraints:
  * 
  *             if self.find_fixpoint(f_low, f_high, f_links_low, f_links_high, e_links_low, e_links_high,             # <<<<<<<<<<<<<<
  *                                 -1, -1, &e_low, &e_high, &f_back_low, &f_back_high, f_sent_len, e_sent_len,
  *                                 self.train_max_initial_size, self.train_max_initial_size,
  */
-    __pyx_t_10 = PyInt_FromLong(__pyx_v_f_high); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1517; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_10 = PyInt_FromLong(__pyx_v_f_high); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1518; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_10);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1521
+    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1522
  *                                 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):             # <<<<<<<<<<<<<<
@@ -50998,7 +51050,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1522
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1523
  *                                 self.train_min_gap_size, 0,
  *                                 self.max_nonterminals - num_chunks + 1, 1, 1, 0, 0):
  *                 gap_error = 0             # <<<<<<<<<<<<<<
@@ -51007,7 +51059,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
       __pyx_v_gap_error = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1523
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1524
  *                                 self.max_nonterminals - num_chunks + 1, 1, 1, 0, 0):
  *                 gap_error = 0
  *                 num_gaps = 0             # <<<<<<<<<<<<<<
@@ -51016,7 +51068,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
       __pyx_v_num_gaps = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1525
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1526
  *                 num_gaps = 0
  * 
  *                 if f_back_low < f_low:             # <<<<<<<<<<<<<<
@@ -51026,7 +51078,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_t_7 = (__pyx_v_f_back_low < __pyx_v_f_low);
       if (__pyx_t_7) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1526
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1527
  * 
  *                 if f_back_low < f_low:
  *                     f_gap_low[0] = f_back_low             # <<<<<<<<<<<<<<
@@ -51035,7 +51087,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         (__pyx_v_f_gap_low[0]) = __pyx_v_f_back_low;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1527
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1528
  *                 if f_back_low < f_low:
  *                     f_gap_low[0] = f_back_low
  *                     f_gap_high[0] = f_low             # <<<<<<<<<<<<<<
@@ -51044,7 +51096,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         (__pyx_v_f_gap_high[0]) = __pyx_v_f_low;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1528
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1529
  *                     f_gap_low[0] = f_back_low
  *                     f_gap_high[0] = f_low
  *                     num_gaps = 1             # <<<<<<<<<<<<<<
@@ -51053,7 +51105,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         __pyx_v_num_gaps = 1;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1529
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1530
  *                     f_gap_high[0] = f_low
  *                     num_gaps = 1
  *                     gap_start = 0             # <<<<<<<<<<<<<<
@@ -51062,7 +51114,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         __pyx_v_gap_start = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1530
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1531
  *                     num_gaps = 1
  *                     gap_start = 0
  *                     phrase_len = phrase_len+1             # <<<<<<<<<<<<<<
@@ -51071,7 +51123,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         __pyx_v_phrase_len = (__pyx_v_phrase_len + 1);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1531
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1532
  *                     gap_start = 0
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:             # <<<<<<<<<<<<<<
@@ -51081,7 +51133,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __pyx_t_7 = (__pyx_v_phrase_len > __pyx_v_self->max_length);
         if (__pyx_t_7) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1532
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1533
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1             # <<<<<<<<<<<<<<
@@ -51093,7 +51145,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         __pyx_L36:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1533
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1534
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1
  *                     if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -51102,7 +51154,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         if (__pyx_v_self->tight_phrases) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1534
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1535
  *                         gap_error = 1
  *                     if self.tight_phrases:
  *                         if f_links_low[f_back_low] == -1 or f_links_low[f_low-1] == -1:             # <<<<<<<<<<<<<<
@@ -51118,7 +51170,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           if (__pyx_t_8) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1535
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1536
  *                     if self.tight_phrases:
  *                         if f_links_low[f_back_low] == -1 or f_links_low[f_low-1] == -1:
  *                             gap_error = 1             # <<<<<<<<<<<<<<
@@ -51127,16 +51179,16 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_gap_error = 1;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1536
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1537
  *                         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"             # <<<<<<<<<<<<<<
  *                 else:
  *                     gap_start = 1
  */
-            __Pyx_INCREF(((PyObject *)__pyx_kp_s_129));
+            __Pyx_INCREF(((PyObject *)__pyx_kp_s_130));
             __Pyx_DECREF(__pyx_v_reason_for_failure);
-            __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_129);
+            __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_130);
             goto __pyx_L38;
           }
           __pyx_L38:;
@@ -51147,7 +51199,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1538
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1539
  *                             reason_for_failure = "Inside edges of preceding subphrase are not tight"
  *                 else:
  *                     gap_start = 1             # <<<<<<<<<<<<<<
@@ -51156,7 +51208,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         __pyx_v_gap_start = 1;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1539
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1540
  *                 else:
  *                     gap_start = 1
  *                     if self.tight_phrases and f_links_low[f_low] == -1:             # <<<<<<<<<<<<<<
@@ -51171,7 +51223,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         if (__pyx_t_7) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1542
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1543
  *                         # 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             # <<<<<<<<<<<<<<
@@ -51185,7 +51237,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       __pyx_L35:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1544
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1545
  *                         met_constraints = 0
  * 
  *                 for i from 0 <= i < matching.size - 1:             # <<<<<<<<<<<<<<
@@ -51195,7 +51247,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_t_12 = (__pyx_v_matching->size - 1);
       for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_12; __pyx_v_i++) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1545
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1546
  * 
  *                 for i from 0 <= i < matching.size - 1:
  *                     f_gap_low[1+i] = matching.arr[matching.start+i] + chunklen[i] - f_sent_start             # <<<<<<<<<<<<<<
@@ -51204,7 +51256,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         (__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);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1546
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1547
  *                 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             # <<<<<<<<<<<<<<
@@ -51213,7 +51265,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         (__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);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1547
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1548
  *                     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             # <<<<<<<<<<<<<<
@@ -51223,7 +51275,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __pyx_v_num_gaps = (__pyx_v_num_gaps + 1);
       }
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1549
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1550
  *                     num_gaps = num_gaps + 1
  * 
  *                 if f_high < f_back_high:             # <<<<<<<<<<<<<<
@@ -51233,7 +51285,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_t_7 = (__pyx_v_f_high < __pyx_v_f_back_high);
       if (__pyx_t_7) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1550
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1551
  * 
  *                 if f_high < f_back_high:
  *                     f_gap_low[gap_start+num_gaps] = f_high             # <<<<<<<<<<<<<<
@@ -51242,7 +51294,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         (__pyx_v_f_gap_low[(__pyx_v_gap_start + __pyx_v_num_gaps)]) = __pyx_v_f_high;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1551
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1552
  *                 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             # <<<<<<<<<<<<<<
@@ -51251,7 +51303,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         (__pyx_v_f_gap_high[(__pyx_v_gap_start + __pyx_v_num_gaps)]) = __pyx_v_f_back_high;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1552
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1553
  *                     f_gap_low[gap_start+num_gaps] = f_high
  *                     f_gap_high[gap_start+num_gaps] = f_back_high
  *                     num_gaps = num_gaps + 1             # <<<<<<<<<<<<<<
@@ -51260,7 +51312,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         __pyx_v_num_gaps = (__pyx_v_num_gaps + 1);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1553
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1554
  *                     f_gap_high[gap_start+num_gaps] = f_back_high
  *                     num_gaps = num_gaps + 1
  *                     phrase_len = phrase_len+1             # <<<<<<<<<<<<<<
@@ -51269,7 +51321,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         __pyx_v_phrase_len = (__pyx_v_phrase_len + 1);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1554
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1555
  *                     num_gaps = num_gaps + 1
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:             # <<<<<<<<<<<<<<
@@ -51279,7 +51331,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __pyx_t_7 = (__pyx_v_phrase_len > __pyx_v_self->max_length);
         if (__pyx_t_7) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1555
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1556
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1             # <<<<<<<<<<<<<<
@@ -51291,7 +51343,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         __pyx_L43:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1556
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1557
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1
  *                     if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -51300,7 +51352,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         if (__pyx_v_self->tight_phrases) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1557
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1558
  *                         gap_error = 1
  *                     if self.tight_phrases:
  *                         if f_links_low[f_back_high-1] == -1 or f_links_low[f_high] == -1:             # <<<<<<<<<<<<<<
@@ -51316,7 +51368,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           if (__pyx_t_9) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1558
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1559
  *                     if self.tight_phrases:
  *                         if f_links_low[f_back_high-1] == -1 or f_links_low[f_high] == -1:
  *                             gap_error = 1             # <<<<<<<<<<<<<<
@@ -51325,16 +51377,16 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_gap_error = 1;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1559
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1560
  *                         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"             # <<<<<<<<<<<<<<
  *                 else:
  *                     if self.tight_phrases and f_links_low[f_high-1] == -1:
  */
-            __Pyx_INCREF(((PyObject *)__pyx_kp_s_130));
+            __Pyx_INCREF(((PyObject *)__pyx_kp_s_131));
             __Pyx_DECREF(__pyx_v_reason_for_failure);
-            __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_130);
+            __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_131);
             goto __pyx_L45;
           }
           __pyx_L45:;
@@ -51345,7 +51397,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1561
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1562
  *                             reason_for_failure = "Inside edges of following subphrase are not tight"
  *                 else:
  *                     if self.tight_phrases and f_links_low[f_high-1] == -1:             # <<<<<<<<<<<<<<
@@ -51360,7 +51412,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         if (__pyx_t_7) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1562
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1563
  *                 else:
  *                     if self.tight_phrases and f_links_low[f_high-1] == -1:
  *                         met_constraints = 0             # <<<<<<<<<<<<<<
@@ -51374,7 +51426,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       __pyx_L42:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1564
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1565
  *                         met_constraints = 0
  * 
  *                 if gap_error == 0:             # <<<<<<<<<<<<<<
@@ -51384,7 +51436,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_t_7 = (__pyx_v_gap_error == 0);
       if (__pyx_t_7) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1565
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1566
  * 
  *                 if gap_error == 0:
  *                     e_word_count = e_high - e_low             # <<<<<<<<<<<<<<
@@ -51393,7 +51445,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         __pyx_v_e_word_count = (__pyx_v_e_high - __pyx_v_e_low);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1566
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1567
  *                 if gap_error == 0:
  *                     e_word_count = e_high - e_low
  *                     for i from 0 <= i < num_gaps: # check integrity of subphrases             # <<<<<<<<<<<<<<
@@ -51403,17 +51455,17 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __pyx_t_3 = __pyx_v_num_gaps;
         for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1567
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1568
  *                     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],             # <<<<<<<<<<<<<<
  *                                             f_links_low, f_links_high, e_links_low, e_links_high,
  *                                             -1, -1, e_gap_low+gap_start+i, e_gap_high+gap_start+i,
  */
-          __pyx_t_10 = PyInt_FromLong((__pyx_v_f_gap_high[(__pyx_v_gap_start + __pyx_v_i)])); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1567; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_10 = PyInt_FromLong((__pyx_v_f_gap_high[(__pyx_v_gap_start + __pyx_v_i)])); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1568; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_10);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1572
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1573
  *                                             f_gap_low+gap_start+i, f_gap_high+gap_start+i,
  *                                             f_sent_len, e_sent_len,
  *                                             self.train_max_initial_size, self.train_max_initial_size,             # <<<<<<<<<<<<<<
@@ -51424,7 +51476,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
           if (__pyx_t_7) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1574
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1575
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             0, 0, 0, 0, 0, 0, 0) == 0:
  *                             gap_error = 1             # <<<<<<<<<<<<<<
@@ -51433,18 +51485,18 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_gap_error = 1;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1575
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1576
  *                                             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])             # <<<<<<<<<<<<<<
  *                             break
  * 
  */
-            __pyx_t_10 = PyInt_FromLong((__pyx_v_f_gap_low[(__pyx_v_gap_start + __pyx_v_i)])); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1575; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_10 = PyInt_FromLong((__pyx_v_f_gap_low[(__pyx_v_gap_start + __pyx_v_i)])); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1576; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_10);
-            __pyx_t_1 = PyInt_FromLong((__pyx_v_f_gap_high[(__pyx_v_gap_start + __pyx_v_i)])); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1575; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_1 = PyInt_FromLong((__pyx_v_f_gap_high[(__pyx_v_gap_start + __pyx_v_i)])); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1576; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_1);
-            __pyx_t_2 = PyTuple_New(2); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1575; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_2 = PyTuple_New(2); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1576; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_2);
             PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_t_10);
             __Pyx_GIVEREF(__pyx_t_10);
@@ -51452,14 +51504,14 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __Pyx_GIVEREF(__pyx_t_1);
             __pyx_t_10 = 0;
             __pyx_t_1 = 0;
-            __pyx_t_1 = PyNumber_Remainder(((PyObject *)__pyx_kp_s_131), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1575; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_1 = PyNumber_Remainder(((PyObject *)__pyx_kp_s_132), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1576; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(((PyObject *)__pyx_t_1));
             __Pyx_DECREF(((PyObject *)__pyx_t_2)); __pyx_t_2 = 0;
             __Pyx_DECREF(__pyx_v_reason_for_failure);
             __pyx_v_reason_for_failure = ((PyObject *)__pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1576
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1577
  *                             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             # <<<<<<<<<<<<<<
@@ -51476,7 +51528,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       __pyx_L47:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1578
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1579
  *                             break
  * 
  *                 if gap_error == 0:             # <<<<<<<<<<<<<<
@@ -51486,7 +51538,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_t_7 = (__pyx_v_gap_error == 0);
       if (__pyx_t_7) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1579
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1580
  * 
  *                 if gap_error == 0:
  *                     i = 1             # <<<<<<<<<<<<<<
@@ -51495,21 +51547,21 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         __pyx_v_i = 1;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1580
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1581
  *                 if gap_error == 0:
  *                     i = 1
  *                     self.findexes.reset()             # <<<<<<<<<<<<<<
  *                     if f_back_low < f_low:
  *                         fphr_arr._append(sym_setindex(self.category, i))
  */
-        __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__reset); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1580; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__reset); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1581; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_1);
-        __pyx_t_2 = PyObject_Call(__pyx_t_1, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1580; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_2 = PyObject_Call(__pyx_t_1, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1581; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_2);
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1581
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1582
  *                     i = 1
  *                     self.findexes.reset()
  *                     if f_back_low < f_low:             # <<<<<<<<<<<<<<
@@ -51519,7 +51571,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __pyx_t_7 = (__pyx_v_f_back_low < __pyx_v_f_low);
         if (__pyx_t_7) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1582
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1583
  *                     self.findexes.reset()
  *                     if f_back_low < f_low:
  *                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -51528,7 +51580,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
           ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1583
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1584
  *                     if f_back_low < f_low:
  *                         fphr_arr._append(sym_setindex(self.category, i))
  *                         i = i+1             # <<<<<<<<<<<<<<
@@ -51537,16 +51589,16 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
           __pyx_v_i = (__pyx_v_i + 1);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1584
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1585
  *                         fphr_arr._append(sym_setindex(self.category, i))
  *                         i = i+1
  *                         self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
  *                     self.findexes.extend(self.findexes1)
  *                     for j from 0 <= j < phrase.n:
  */
-          __pyx_t_2 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1584; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_2 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1585; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_2);
-          __pyx_t_1 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_2); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1584; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_1 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_2); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1585; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_1);
           __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
           __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
@@ -51554,27 +51606,27 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         __pyx_L52:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1585
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1586
  *                         i = i+1
  *                         self.findexes.append(sym_setindex(self.category, i))
  *                     self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
  *                     for j from 0 <= j < phrase.n:
  *                         if sym_isvar(phrase.syms[j]):
  */
-        __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__extend); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1585; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__extend); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1586; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_1);
-        __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1585; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1586; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_2);
         __Pyx_INCREF(((PyObject *)__pyx_v_self->findexes1));
         PyTuple_SET_ITEM(__pyx_t_2, 0, ((PyObject *)__pyx_v_self->findexes1));
         __Pyx_GIVEREF(((PyObject *)__pyx_v_self->findexes1));
-        __pyx_t_10 = PyObject_Call(__pyx_t_1, ((PyObject *)__pyx_t_2), NULL); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1585; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_10 = PyObject_Call(__pyx_t_1, ((PyObject *)__pyx_t_2), NULL); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1586; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_10);
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_DECREF(((PyObject *)__pyx_t_2)); __pyx_t_2 = 0;
         __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1586
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1587
  *                         self.findexes.append(sym_setindex(self.category, i))
  *                     self.findexes.extend(self.findexes1)
  *                     for j from 0 <= j < phrase.n:             # <<<<<<<<<<<<<<
@@ -51584,7 +51636,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __pyx_t_3 = __pyx_v_phrase->n;
         for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_3; __pyx_v_j++) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1587
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1588
  *                     self.findexes.extend(self.findexes1)
  *                     for j from 0 <= j < phrase.n:
  *                         if sym_isvar(phrase.syms[j]):             # <<<<<<<<<<<<<<
@@ -51594,7 +51646,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __pyx_t_4 = __pyx_f_3_sa_sym_isvar((__pyx_v_phrase->syms[__pyx_v_j]));
           if (__pyx_t_4) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1588
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1589
  *                     for j from 0 <= j < phrase.n:
  *                         if sym_isvar(phrase.syms[j]):
  *                             fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -51603,7 +51655,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1589
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1590
  *                         if sym_isvar(phrase.syms[j]):
  *                             fphr_arr._append(sym_setindex(self.category, i))
  *                             i = i + 1             # <<<<<<<<<<<<<<
@@ -51615,7 +51667,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           /*else*/ {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1591
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1592
  *                             i = i + 1
  *                         else:
  *                             fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -51627,7 +51679,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __pyx_L55:;
         }
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1592
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1593
  *                         else:
  *                             fphr_arr._append(phrase.syms[j])
  *                     if f_back_high > f_high:             # <<<<<<<<<<<<<<
@@ -51637,7 +51689,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __pyx_t_7 = (__pyx_v_f_back_high > __pyx_v_f_high);
         if (__pyx_t_7) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1593
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1594
  *                             fphr_arr._append(phrase.syms[j])
  *                     if f_back_high > f_high:
  *                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -51646,16 +51698,16 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
           ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1594
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1595
  *                     if f_back_high > f_high:
  *                         fphr_arr._append(sym_setindex(self.category, i))
  *                         self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
  * 
  *                     fphr = Phrase(fphr_arr)
  */
-          __pyx_t_10 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1594; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_10 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1595; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_10);
-          __pyx_t_2 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_10); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1594; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_2 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_10); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1595; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_2);
           __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
           __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
@@ -51663,25 +51715,25 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         __pyx_L56:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1596
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1597
  *                         self.findexes.append(sym_setindex(self.category, i))
  * 
  *                     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,
  */
-        __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1596; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1597; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_2);
         __Pyx_INCREF(((PyObject *)__pyx_v_fphr_arr));
         PyTuple_SET_ITEM(__pyx_t_2, 0, ((PyObject *)__pyx_v_fphr_arr));
         __Pyx_GIVEREF(((PyObject *)__pyx_v_fphr_arr));
-        __pyx_t_10 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_Phrase)), ((PyObject *)__pyx_t_2), NULL); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1596; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_10 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_Phrase)), ((PyObject *)__pyx_t_2), NULL); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1597; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_10);
         __Pyx_DECREF(((PyObject *)__pyx_t_2)); __pyx_t_2 = 0;
         __pyx_v_fphr = ((struct __pyx_obj_3_sa_Phrase *)__pyx_t_10);
         __pyx_t_10 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1597
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1598
  * 
  *                     fphr = Phrase(fphr_arr)
  *                     if met_constraints:             # <<<<<<<<<<<<<<
@@ -51690,47 +51742,47 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
         if (__pyx_v_met_constraints) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1600
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1601
  *                         phrase_list = self.extract_phrases(e_low, e_high, e_gap_low + gap_start, e_gap_high + gap_start, e_links_low, num_gaps,
  *                                             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:
  *                             pair_count = 1.0 / len(phrase_list)
  */
-          __pyx_t_10 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->extract_phrases(__pyx_v_self, __pyx_v_e_low, __pyx_v_e_high, (__pyx_v_e_gap_low + __pyx_v_gap_start), (__pyx_v_e_gap_high + __pyx_v_gap_start), __pyx_v_e_links_low, __pyx_v_num_gaps, __pyx_v_f_back_low, __pyx_v_f_back_high, (__pyx_v_f_gap_low + __pyx_v_gap_start), (__pyx_v_f_gap_high + __pyx_v_gap_start), __pyx_v_f_links_low, __pyx_v_matching->sent_id, __pyx_v_e_sent_len, __pyx_v_e_sent_start); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1598; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_10 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->extract_phrases(__pyx_v_self, __pyx_v_e_low, __pyx_v_e_high, (__pyx_v_e_gap_low + __pyx_v_gap_start), (__pyx_v_e_gap_high + __pyx_v_gap_start), __pyx_v_e_links_low, __pyx_v_num_gaps, __pyx_v_f_back_low, __pyx_v_f_back_high, (__pyx_v_f_gap_low + __pyx_v_gap_start), (__pyx_v_f_gap_high + __pyx_v_gap_start), __pyx_v_f_links_low, __pyx_v_matching->sent_id, __pyx_v_e_sent_len, __pyx_v_e_sent_start); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1599; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_10);
           __pyx_v_phrase_list = __pyx_t_10;
           __pyx_t_10 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1601
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1602
  *                                             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:             # <<<<<<<<<<<<<<
  *                             pair_count = 1.0 / len(phrase_list)
  *                         else:
  */
-          __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1601; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1602; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __pyx_t_7 = (__pyx_t_13 > 0);
           if (__pyx_t_7) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1602
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1603
  *                                             matching.sent_id, e_sent_len, e_sent_start)
  *                         if len(phrase_list) > 0:
  *                             pair_count = 1.0 / len(phrase_list)             # <<<<<<<<<<<<<<
  *                         else:
  *                             pair_count = 0
  */
-            __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1602; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1603; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             if (unlikely(__pyx_t_13 == 0)) {
               PyErr_Format(PyExc_ZeroDivisionError, "float division");
-              {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1602; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1603; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             }
             __pyx_v_pair_count = (1.0 / __pyx_t_13);
             goto __pyx_L58;
           }
           /*else*/ {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1604
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1605
  *                             pair_count = 1.0 / len(phrase_list)
  *                         else:
  *                             pair_count = 0             # <<<<<<<<<<<<<<
@@ -51739,22 +51791,22 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_pair_count = 0.0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1605
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1606
  *                         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)             # <<<<<<<<<<<<<<
  *                         for (phrase2,eindexes) in phrase_list:
  *                             als1 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)
  */
-            __pyx_t_10 = PyInt_FromLong(__pyx_v_f_back_low); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1605; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_10 = PyInt_FromLong(__pyx_v_f_back_low); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_10);
-            __pyx_t_2 = PyInt_FromLong(__pyx_v_f_back_high); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1605; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_2 = PyInt_FromLong(__pyx_v_f_back_high); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_2);
-            __pyx_t_1 = PyInt_FromLong(__pyx_v_e_low); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1605; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_1 = PyInt_FromLong(__pyx_v_e_low); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_1);
-            __pyx_t_14 = PyInt_FromLong(__pyx_v_e_high); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1605; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_14 = PyInt_FromLong(__pyx_v_e_high); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_14);
-            __pyx_t_15 = PyTuple_New(4); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1605; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_15 = PyTuple_New(4); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_15);
             PyTuple_SET_ITEM(__pyx_t_15, 0, __pyx_t_10);
             __Pyx_GIVEREF(__pyx_t_10);
@@ -51768,7 +51820,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __pyx_t_2 = 0;
             __pyx_t_1 = 0;
             __pyx_t_14 = 0;
-            __pyx_t_14 = PyNumber_Remainder(((PyObject *)__pyx_kp_s_132), ((PyObject *)__pyx_t_15)); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1605; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_14 = PyNumber_Remainder(((PyObject *)__pyx_kp_s_133), ((PyObject *)__pyx_t_15)); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(((PyObject *)__pyx_t_14));
             __Pyx_DECREF(((PyObject *)__pyx_t_15)); __pyx_t_15 = 0;
             __Pyx_DECREF(__pyx_v_reason_for_failure);
@@ -51777,7 +51829,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           __pyx_L58:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1606
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1607
  *                             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:             # <<<<<<<<<<<<<<
@@ -51788,7 +51840,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __pyx_t_14 = __pyx_v_phrase_list; __Pyx_INCREF(__pyx_t_14); __pyx_t_13 = 0;
             __pyx_t_16 = NULL;
           } else {
-            __pyx_t_13 = -1; __pyx_t_14 = PyObject_GetIter(__pyx_v_phrase_list); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_13 = -1; __pyx_t_14 = PyObject_GetIter(__pyx_v_phrase_list); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_14);
             __pyx_t_16 = Py_TYPE(__pyx_t_14)->tp_iternext;
           }
@@ -51796,23 +51848,23 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             if (!__pyx_t_16 && PyList_CheckExact(__pyx_t_14)) {
               if (__pyx_t_13 >= PyList_GET_SIZE(__pyx_t_14)) break;
               #if CYTHON_COMPILING_IN_CPYTHON
-              __pyx_t_15 = PyList_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyList_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               #else
-              __pyx_t_15 = PySequence_ITEM(__pyx_t_14, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PySequence_ITEM(__pyx_t_14, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               #endif
             } else if (!__pyx_t_16 && PyTuple_CheckExact(__pyx_t_14)) {
               if (__pyx_t_13 >= PyTuple_GET_SIZE(__pyx_t_14)) break;
               #if CYTHON_COMPILING_IN_CPYTHON
-              __pyx_t_15 = PyTuple_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyTuple_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               #else
-              __pyx_t_15 = PySequence_ITEM(__pyx_t_14, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PySequence_ITEM(__pyx_t_14, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               #endif
             } else {
               __pyx_t_15 = __pyx_t_16(__pyx_t_14);
               if (unlikely(!__pyx_t_15)) {
                 if (PyErr_Occurred()) {
                   if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) PyErr_Clear();
-                  else {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  else {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 }
                 break;
               }
@@ -51828,7 +51880,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               if (unlikely(size != 2)) {
                 if (size > 2) __Pyx_RaiseTooManyValuesError(2);
                 else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
-                {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               }
               #if CYTHON_COMPILING_IN_CPYTHON
               if (likely(PyTuple_CheckExact(sequence))) {
@@ -51841,14 +51893,14 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __Pyx_INCREF(__pyx_t_1);
               __Pyx_INCREF(__pyx_t_2);
               #else
-              __pyx_t_1 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-              __pyx_t_2 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_2 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               #endif
               __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
             } else
             {
               Py_ssize_t index = -1;
-              __pyx_t_10 = PyObject_GetIter(__pyx_t_15); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_10 = PyObject_GetIter(__pyx_t_15); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_10);
               __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
               __pyx_t_17 = Py_TYPE(__pyx_t_10)->tp_iternext;
@@ -51856,7 +51908,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __Pyx_GOTREF(__pyx_t_1);
               index = 1; __pyx_t_2 = __pyx_t_17(__pyx_t_10); if (unlikely(!__pyx_t_2)) goto __pyx_L61_unpacking_failed;
               __Pyx_GOTREF(__pyx_t_2);
-              if (__Pyx_IternextUnpackEndCheck(__pyx_t_17(__pyx_t_10), 2) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              if (__Pyx_IternextUnpackEndCheck(__pyx_t_17(__pyx_t_10), 2) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __pyx_t_17 = NULL;
               __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
               goto __pyx_L62_unpacking_done;
@@ -51864,7 +51916,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
               __pyx_t_17 = NULL;
               if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
-              {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __pyx_L62_unpacking_done:;
             }
             __Pyx_XDECREF(__pyx_v_phrase2);
@@ -51874,7 +51926,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __pyx_v_eindexes = __pyx_t_2;
             __pyx_t_2 = 0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1607
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1608
  *                             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)             # <<<<<<<<<<<<<<
@@ -51883,31 +51935,31 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_t_15 = ((PyObject *)__pyx_v_self->findexes);
             __Pyx_INCREF(__pyx_t_15);
-            __pyx_t_2 = ((PyObject *)((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->create_alignments(__pyx_v_self, __pyx_v_sent_links, __pyx_v_num_links, __pyx_t_15, __pyx_v_eindexes)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_2 = ((PyObject *)((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->create_alignments(__pyx_v_self, __pyx_v_sent_links, __pyx_v_num_links, __pyx_t_15, __pyx_v_eindexes)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1608; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_2);
             __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
             __Pyx_XDECREF(((PyObject *)__pyx_v_als1));
             __pyx_v_als1 = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_2);
             __pyx_t_2 = 0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1608
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1609
  *                         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)))             # <<<<<<<<<<<<<<
  * 
  *                     if (num_gaps < self.max_nonterminals and
  */
-            __pyx_t_2 = PyFloat_FromDouble(__pyx_v_pair_count); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1608; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_2 = PyFloat_FromDouble(__pyx_v_pair_count); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1609; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_2);
-            __pyx_t_15 = PyTuple_New(1); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1608; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_15 = PyTuple_New(1); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1609; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_15);
             __Pyx_INCREF(((PyObject *)__pyx_v_als1));
             PyTuple_SET_ITEM(__pyx_t_15, 0, ((PyObject *)__pyx_v_als1));
             __Pyx_GIVEREF(((PyObject *)__pyx_v_als1));
-            __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)(&PyTuple_Type))), ((PyObject *)__pyx_t_15), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1608; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)(&PyTuple_Type))), ((PyObject *)__pyx_t_15), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1609; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_1);
             __Pyx_DECREF(((PyObject *)__pyx_t_15)); __pyx_t_15 = 0;
-            __pyx_t_15 = PyTuple_New(4); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1608; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_15 = PyTuple_New(4); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1609; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_15);
             __Pyx_INCREF(((PyObject *)__pyx_v_fphr));
             PyTuple_SET_ITEM(__pyx_t_15, 0, ((PyObject *)__pyx_v_fphr));
@@ -51921,7 +51973,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __Pyx_GIVEREF(__pyx_t_1);
             __pyx_t_2 = 0;
             __pyx_t_1 = 0;
-            __pyx_t_1 = __Pyx_PyObject_Append(__pyx_v_extracts, ((PyObject *)__pyx_t_15)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1608; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_1 = __Pyx_PyObject_Append(__pyx_v_extracts, ((PyObject *)__pyx_t_15)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1609; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_1);
             __Pyx_DECREF(((PyObject *)__pyx_t_15)); __pyx_t_15 = 0;
             __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
@@ -51931,7 +51983,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         __pyx_L57:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1610
+        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1611
  *                             extracts.append((fphr, phrase2, pair_count, tuple(als1)))
  * 
  *                     if (num_gaps < self.max_nonterminals and             # <<<<<<<<<<<<<<
@@ -51941,7 +51993,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __pyx_t_7 = (__pyx_v_num_gaps < __pyx_v_self->max_nonterminals);
         if (__pyx_t_7) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1611
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1612
  * 
  *                     if (num_gaps < self.max_nonterminals and
  *                         phrase_len < self.max_length and             # <<<<<<<<<<<<<<
@@ -51951,7 +52003,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __pyx_t_9 = (__pyx_v_phrase_len < __pyx_v_self->max_length);
           if (__pyx_t_9) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1612
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1613
  *                     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):             # <<<<<<<<<<<<<<
@@ -51969,7 +52021,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         if (__pyx_t_9) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1613
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1614
  *                         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             # <<<<<<<<<<<<<<
@@ -51979,7 +52031,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __pyx_t_9 = (__pyx_v_f_back_low == __pyx_v_f_low);
           if (__pyx_t_9) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1614
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1615
  *                         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             # <<<<<<<<<<<<<<
@@ -51989,7 +52041,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __pyx_t_7 = (__pyx_v_f_low >= __pyx_v_self->train_min_gap_size);
             if (__pyx_t_7) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1615
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1616
  *                         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))):             # <<<<<<<<<<<<<<
@@ -52019,7 +52071,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           if (__pyx_t_7) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1616
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1617
  *                                 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             # <<<<<<<<<<<<<<
@@ -52028,7 +52080,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_f_x_low = (__pyx_v_f_low - __pyx_v_self->train_min_gap_size);
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1617
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1618
  *                                 ((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             # <<<<<<<<<<<<<<
@@ -52037,7 +52089,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_met_constraints = 1;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1618
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1619
  *                             f_x_low = f_low-self.train_min_gap_size
  *                             met_constraints = 1
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -52046,7 +52098,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             if (__pyx_v_self->tight_phrases) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1619
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1620
  *                             met_constraints = 1
  *                             if self.tight_phrases:
  *                                 while f_x_low >= 0 and f_links_low[f_x_low] == -1:             # <<<<<<<<<<<<<<
@@ -52063,7 +52115,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 if (!__pyx_t_18) break;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1620
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1621
  *                             if self.tight_phrases:
  *                                 while f_x_low >= 0 and f_links_low[f_x_low] == -1:
  *                                     f_x_low = f_x_low - 1             # <<<<<<<<<<<<<<
@@ -52076,7 +52128,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L65:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1621
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1622
  *                                 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:             # <<<<<<<<<<<<<<
@@ -52092,7 +52144,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             if (__pyx_t_9) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1622
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1623
  *                                     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             # <<<<<<<<<<<<<<
@@ -52104,7 +52156,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L68:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1624
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1625
  *                                 met_constraints = 0
  * 
  *                             if (met_constraints and             # <<<<<<<<<<<<<<
@@ -52113,17 +52165,17 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             if (__pyx_v_met_constraints) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1625
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1626
  * 
  *                             if (met_constraints and
  *                                 self.find_fixpoint(f_x_low, f_back_high,             # <<<<<<<<<<<<<<
  *                                             f_links_low, f_links_high, e_links_low, e_links_high,
  *                                             e_low, e_high, &e_x_low, &e_x_high, &f_x_low, &f_x_high,
  */
-              __pyx_t_14 = PyInt_FromLong(__pyx_v_f_back_high); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1625; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = PyInt_FromLong(__pyx_v_f_back_high); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1626; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1629
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1630
  *                                             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,             # <<<<<<<<<<<<<<
@@ -52133,7 +52185,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               if (((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_fixpoint(__pyx_v_self, __pyx_v_f_x_low, __pyx_t_14, __pyx_v_f_links_low, __pyx_v_f_links_high, __pyx_v_e_links_low, __pyx_v_e_links_high, __pyx_v_e_low, __pyx_v_e_high, (&__pyx_v_e_x_low), (&__pyx_v_e_x_high), (&__pyx_v_f_x_low), (&__pyx_v_f_x_high), __pyx_v_f_sent_len, __pyx_v_e_sent_len, __pyx_v_self->train_max_initial_size, __pyx_v_self->train_max_initial_size, 1, 1, 1, 1, 0, 1, 0)) {
                 __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1631
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1632
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             1, 1, 1, 1, 0, 1, 0) and
  *                                 ((not self.tight_phrases) or f_links_low[f_x_low] != -1) and             # <<<<<<<<<<<<<<
@@ -52149,17 +52201,17 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 if (__pyx_t_7) {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1632
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1633
  *                                             1, 1, 1, 1, 0, 1, 0) 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             # <<<<<<<<<<<<<<
  *                                             f_links_low, f_links_high, e_links_low, e_links_high,
  *                                             -1, -1, e_gap_low, e_gap_high, f_gap_low, f_gap_high,
  */
-                  __pyx_t_1 = PyInt_FromLong(__pyx_v_f_low); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1632; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_1 = PyInt_FromLong(__pyx_v_f_low); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1633; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __Pyx_GOTREF(__pyx_t_1);
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1636
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1637
  *                                             -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,             # <<<<<<<<<<<<<<
@@ -52182,7 +52234,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             if (__pyx_t_9) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1638
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1639
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()             # <<<<<<<<<<<<<<
@@ -52191,7 +52243,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_clear(__pyx_v_fphr_arr);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1639
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1640
  *                                             0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()
  *                                 i = 1             # <<<<<<<<<<<<<<
@@ -52200,35 +52252,35 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               __pyx_v_i = 1;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1640
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1641
  *                                 fphr_arr._clear()
  *                                 i = 1
  *                                 self.findexes.reset()             # <<<<<<<<<<<<<<
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  */
-              __pyx_t_14 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__reset); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1640; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__reset); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1641; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
-              __pyx_t_1 = PyObject_Call(__pyx_t_14, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1640; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PyObject_Call(__pyx_t_14, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1641; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
               __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1641
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1642
  *                                 i = 1
  *                                 self.findexes.reset()
  *                                 self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1
  */
-              __pyx_t_1 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1641; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1642; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
-              __pyx_t_14 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_1); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1641; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_1); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1642; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
               __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1642
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1643
  *                                 self.findexes.reset()
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -52237,7 +52289,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1643
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1644
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1             # <<<<<<<<<<<<<<
@@ -52246,27 +52298,27 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               __pyx_v_i = (__pyx_v_i + 1);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1644
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1645
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):
  */
-              __pyx_t_14 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__extend); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1644; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__extend); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1645; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
-              __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1644; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1645; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
               __Pyx_INCREF(((PyObject *)__pyx_v_self->findexes1));
               PyTuple_SET_ITEM(__pyx_t_1, 0, ((PyObject *)__pyx_v_self->findexes1));
               __Pyx_GIVEREF(((PyObject *)__pyx_v_self->findexes1));
-              __pyx_t_15 = PyObject_Call(__pyx_t_14, ((PyObject *)__pyx_t_1), NULL); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1644; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyObject_Call(__pyx_t_14, ((PyObject *)__pyx_t_1), NULL); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1645; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
               __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
               __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1645
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1646
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:             # <<<<<<<<<<<<<<
@@ -52276,7 +52328,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_t_3 = __pyx_v_phrase->n;
               for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_3; __pyx_v_j++) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1646
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1647
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):             # <<<<<<<<<<<<<<
@@ -52286,7 +52338,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_t_4 = __pyx_f_3_sa_sym_isvar((__pyx_v_phrase->syms[__pyx_v_j]));
                 if (__pyx_t_4) {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1647
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1648
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -52295,7 +52347,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
                   ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1648
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1649
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))
  *                                         i = i + 1             # <<<<<<<<<<<<<<
@@ -52307,7 +52359,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 /*else*/ {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1650
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1651
  *                                         i = i + 1
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -52319,7 +52371,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_L72:;
               }
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1651
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1652
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 if f_back_high > f_high:             # <<<<<<<<<<<<<<
@@ -52329,7 +52381,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_t_9 = (__pyx_v_f_back_high > __pyx_v_f_high);
               if (__pyx_t_9) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1652
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1653
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 if f_back_high > f_high:
  *                                     fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -52338,16 +52390,16 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
                 ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1653
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1654
  *                                 if f_back_high > f_high:
  *                                     fphr_arr._append(sym_setindex(self.category, i))
  *                                     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,
  */
-                __pyx_t_15 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1653; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_15 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1654; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_15);
-                __pyx_t_1 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_15); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1653; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_1 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_15); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1654; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_1);
                 __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
                 __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
@@ -52355,67 +52407,67 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               __pyx_L73:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1654
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1655
  *                                     fphr_arr._append(sym_setindex(self.category, i))
  *                                     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,
  *                                                     f_x_low, f_x_high, f_gap_low, f_gap_high, f_links_low, matching.sent_id,
  */
-              __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1654; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1655; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
               __Pyx_INCREF(((PyObject *)__pyx_v_fphr_arr));
               PyTuple_SET_ITEM(__pyx_t_1, 0, ((PyObject *)__pyx_v_fphr_arr));
               __Pyx_GIVEREF(((PyObject *)__pyx_v_fphr_arr));
-              __pyx_t_15 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_Phrase)), ((PyObject *)__pyx_t_1), NULL); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1654; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_Phrase)), ((PyObject *)__pyx_t_1), NULL); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1655; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
               __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
               __Pyx_DECREF(((PyObject *)__pyx_v_fphr));
               __pyx_v_fphr = ((struct __pyx_obj_3_sa_Phrase *)__pyx_t_15);
               __pyx_t_15 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1657
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1658
  *                                 phrase_list = self.extract_phrases(e_x_low, e_x_high, e_gap_low, e_gap_high, e_links_low, num_gaps+1,
  *                                                     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:
  *                                     pair_count = 1.0 / len(phrase_list)
  */
-              __pyx_t_15 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->extract_phrases(__pyx_v_self, __pyx_v_e_x_low, __pyx_v_e_x_high, __pyx_v_e_gap_low, __pyx_v_e_gap_high, __pyx_v_e_links_low, (__pyx_v_num_gaps + 1), __pyx_v_f_x_low, __pyx_v_f_x_high, __pyx_v_f_gap_low, __pyx_v_f_gap_high, __pyx_v_f_links_low, __pyx_v_matching->sent_id, __pyx_v_e_sent_len, __pyx_v_e_sent_start); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1655; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->extract_phrases(__pyx_v_self, __pyx_v_e_x_low, __pyx_v_e_x_high, __pyx_v_e_gap_low, __pyx_v_e_gap_high, __pyx_v_e_links_low, (__pyx_v_num_gaps + 1), __pyx_v_f_x_low, __pyx_v_f_x_high, __pyx_v_f_gap_low, __pyx_v_f_gap_high, __pyx_v_f_links_low, __pyx_v_matching->sent_id, __pyx_v_e_sent_len, __pyx_v_e_sent_start); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1656; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
               __Pyx_XDECREF(__pyx_v_phrase_list);
               __pyx_v_phrase_list = __pyx_t_15;
               __pyx_t_15 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1658
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1659
  *                                                     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:             # <<<<<<<<<<<<<<
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  */
-              __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1658; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1659; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __pyx_t_9 = (__pyx_t_13 > 0);
               if (__pyx_t_9) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1659
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1660
  *                                                     e_sent_len, e_sent_start)
  *                                 if len(phrase_list) > 0:
  *                                     pair_count = 1.0 / len(phrase_list)             # <<<<<<<<<<<<<<
  *                                 else:
  *                                     pair_count = 0
  */
-                __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1659; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1660; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 if (unlikely(__pyx_t_13 == 0)) {
                   PyErr_Format(PyExc_ZeroDivisionError, "float division");
-                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1659; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1660; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 }
                 __pyx_v_pair_count = (1.0 / __pyx_t_13);
                 goto __pyx_L74;
               }
               /*else*/ {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1661
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1662
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  *                                     pair_count = 0             # <<<<<<<<<<<<<<
@@ -52426,7 +52478,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               __pyx_L74:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1662
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1663
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2,eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -52437,7 +52489,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_t_15 = __pyx_v_phrase_list; __Pyx_INCREF(__pyx_t_15); __pyx_t_13 = 0;
                 __pyx_t_16 = NULL;
               } else {
-                __pyx_t_13 = -1; __pyx_t_15 = PyObject_GetIter(__pyx_v_phrase_list); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_13 = -1; __pyx_t_15 = PyObject_GetIter(__pyx_v_phrase_list); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_15);
                 __pyx_t_16 = Py_TYPE(__pyx_t_15)->tp_iternext;
               }
@@ -52445,23 +52497,23 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 if (!__pyx_t_16 && PyList_CheckExact(__pyx_t_15)) {
                   if (__pyx_t_13 >= PyList_GET_SIZE(__pyx_t_15)) break;
                   #if CYTHON_COMPILING_IN_CPYTHON
-                  __pyx_t_1 = PyList_GET_ITEM(__pyx_t_15, __pyx_t_13); __Pyx_INCREF(__pyx_t_1); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_1 = PyList_GET_ITEM(__pyx_t_15, __pyx_t_13); __Pyx_INCREF(__pyx_t_1); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #else
-                  __pyx_t_1 = PySequence_ITEM(__pyx_t_15, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_1 = PySequence_ITEM(__pyx_t_15, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #endif
                 } else if (!__pyx_t_16 && PyTuple_CheckExact(__pyx_t_15)) {
                   if (__pyx_t_13 >= PyTuple_GET_SIZE(__pyx_t_15)) break;
                   #if CYTHON_COMPILING_IN_CPYTHON
-                  __pyx_t_1 = PyTuple_GET_ITEM(__pyx_t_15, __pyx_t_13); __Pyx_INCREF(__pyx_t_1); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_1 = PyTuple_GET_ITEM(__pyx_t_15, __pyx_t_13); __Pyx_INCREF(__pyx_t_1); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #else
-                  __pyx_t_1 = PySequence_ITEM(__pyx_t_15, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_1 = PySequence_ITEM(__pyx_t_15, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #endif
                 } else {
                   __pyx_t_1 = __pyx_t_16(__pyx_t_15);
                   if (unlikely(!__pyx_t_1)) {
                     if (PyErr_Occurred()) {
                       if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) PyErr_Clear();
-                      else {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                      else {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                     }
                     break;
                   }
@@ -52477,7 +52529,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   if (unlikely(size != 2)) {
                     if (size > 2) __Pyx_RaiseTooManyValuesError(2);
                     else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
-                    {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                    {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   }
                   #if CYTHON_COMPILING_IN_CPYTHON
                   if (likely(PyTuple_CheckExact(sequence))) {
@@ -52490,14 +52542,14 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   __Pyx_INCREF(__pyx_t_14);
                   __Pyx_INCREF(__pyx_t_2);
                   #else
-                  __pyx_t_14 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                  __pyx_t_2 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_14 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_2 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #endif
                   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
                 } else
                 {
                   Py_ssize_t index = -1;
-                  __pyx_t_10 = PyObject_GetIter(__pyx_t_1); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_10 = PyObject_GetIter(__pyx_t_1); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __Pyx_GOTREF(__pyx_t_10);
                   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
                   __pyx_t_17 = Py_TYPE(__pyx_t_10)->tp_iternext;
@@ -52505,7 +52557,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   __Pyx_GOTREF(__pyx_t_14);
                   index = 1; __pyx_t_2 = __pyx_t_17(__pyx_t_10); if (unlikely(!__pyx_t_2)) goto __pyx_L77_unpacking_failed;
                   __Pyx_GOTREF(__pyx_t_2);
-                  if (__Pyx_IternextUnpackEndCheck(__pyx_t_17(__pyx_t_10), 2) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  if (__Pyx_IternextUnpackEndCheck(__pyx_t_17(__pyx_t_10), 2) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __pyx_t_17 = NULL;
                   __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
                   goto __pyx_L78_unpacking_done;
@@ -52513,7 +52565,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
                   __pyx_t_17 = NULL;
                   if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
-                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1662; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __pyx_L78_unpacking_done:;
                 }
                 __Pyx_XDECREF(__pyx_v_phrase2);
@@ -52523,7 +52575,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_v_eindexes = __pyx_t_2;
                 __pyx_t_2 = 0;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1663
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1664
  *                                     pair_count = 0
  *                                 for phrase2,eindexes in phrase_list:
  *                                     als2 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)             # <<<<<<<<<<<<<<
@@ -52532,31 +52584,31 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
                 __pyx_t_1 = ((PyObject *)__pyx_v_self->findexes);
                 __Pyx_INCREF(__pyx_t_1);
-                __pyx_t_2 = ((PyObject *)((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->create_alignments(__pyx_v_self, __pyx_v_sent_links, __pyx_v_num_links, __pyx_t_1, __pyx_v_eindexes)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_2 = ((PyObject *)((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->create_alignments(__pyx_v_self, __pyx_v_sent_links, __pyx_v_num_links, __pyx_t_1, __pyx_v_eindexes)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1664; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_2);
                 __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
                 __Pyx_XDECREF(((PyObject *)__pyx_v_als2));
                 __pyx_v_als2 = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_2);
                 __pyx_t_2 = 0;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1664
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1665
  *                                 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)))             # <<<<<<<<<<<<<<
  * 
  *                         if (f_back_high == f_high and
  */
-                __pyx_t_2 = PyFloat_FromDouble(__pyx_v_pair_count); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1664; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_2 = PyFloat_FromDouble(__pyx_v_pair_count); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1665; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_2);
-                __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1664; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1665; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_1);
                 __Pyx_INCREF(((PyObject *)__pyx_v_als2));
                 PyTuple_SET_ITEM(__pyx_t_1, 0, ((PyObject *)__pyx_v_als2));
                 __Pyx_GIVEREF(((PyObject *)__pyx_v_als2));
-                __pyx_t_14 = PyObject_Call(((PyObject *)((PyObject*)(&PyTuple_Type))), ((PyObject *)__pyx_t_1), NULL); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1664; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_14 = PyObject_Call(((PyObject *)((PyObject*)(&PyTuple_Type))), ((PyObject *)__pyx_t_1), NULL); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1665; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_14);
                 __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
-                __pyx_t_1 = PyTuple_New(4); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1664; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_1 = PyTuple_New(4); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1665; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_1);
                 __Pyx_INCREF(((PyObject *)__pyx_v_fphr));
                 PyTuple_SET_ITEM(__pyx_t_1, 0, ((PyObject *)__pyx_v_fphr));
@@ -52570,7 +52622,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __Pyx_GIVEREF(__pyx_t_14);
                 __pyx_t_2 = 0;
                 __pyx_t_14 = 0;
-                __pyx_t_14 = __Pyx_PyObject_Append(__pyx_v_extracts, ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1664; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_14 = __Pyx_PyObject_Append(__pyx_v_extracts, ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1665; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_14);
                 __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
                 __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
@@ -52583,7 +52635,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           __pyx_L64:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1666
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1667
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als2)))
  * 
  *                         if (f_back_high == f_high and             # <<<<<<<<<<<<<<
@@ -52593,7 +52645,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __pyx_t_9 = (__pyx_v_f_back_high == __pyx_v_f_high);
           if (__pyx_t_9) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1667
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1668
  * 
  *                         if (f_back_high == f_high and
  *                             f_sent_len - f_high >= self.train_min_gap_size and             # <<<<<<<<<<<<<<
@@ -52603,7 +52655,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __pyx_t_7 = ((__pyx_v_f_sent_len - __pyx_v_f_high) >= __pyx_v_self->train_min_gap_size);
             if (__pyx_t_7) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1668
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1669
  *                         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))):             # <<<<<<<<<<<<<<
@@ -52633,7 +52685,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           if (__pyx_t_7) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1669
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1670
  *                             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             # <<<<<<<<<<<<<<
@@ -52642,7 +52694,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_f_x_high = (__pyx_v_f_high + __pyx_v_self->train_min_gap_size);
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1670
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1671
  *                             ((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             # <<<<<<<<<<<<<<
@@ -52651,7 +52703,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_met_constraints = 1;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1671
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1672
  *                             f_x_high = f_high+self.train_min_gap_size
  *                             met_constraints = 1
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -52660,7 +52712,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             if (__pyx_v_self->tight_phrases) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1672
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1673
  *                             met_constraints = 1
  *                             if self.tight_phrases:
  *                                 while f_x_high <= f_sent_len and f_links_low[f_x_high-1] == -1:             # <<<<<<<<<<<<<<
@@ -52677,7 +52729,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 if (!__pyx_t_18) break;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1673
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1674
  *                             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             # <<<<<<<<<<<<<<
@@ -52690,7 +52742,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L80:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1674
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1675
  *                                 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:             # <<<<<<<<<<<<<<
@@ -52706,7 +52758,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             if (__pyx_t_9) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1675
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1676
  *                                     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             # <<<<<<<<<<<<<<
@@ -52718,7 +52770,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L83:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1677
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1678
  *                                 met_constraints = 0
  * 
  *                             if (met_constraints and             # <<<<<<<<<<<<<<
@@ -52727,17 +52779,17 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             if (__pyx_v_met_constraints) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1678
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1679
  * 
  *                             if (met_constraints and
  *                                 self.find_fixpoint(f_back_low, f_x_high,             # <<<<<<<<<<<<<<
  *                                             f_links_low, f_links_high, e_links_low, e_links_high,
  *                                             e_low, e_high, &e_x_low, &e_x_high, &f_x_low, &f_x_high,
  */
-              __pyx_t_15 = PyInt_FromLong(__pyx_v_f_x_high); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1678; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyInt_FromLong(__pyx_v_f_x_high); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1679; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1682
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1683
  *                                             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,             # <<<<<<<<<<<<<<
@@ -52747,7 +52799,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               if (((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_fixpoint(__pyx_v_self, __pyx_v_f_back_low, __pyx_t_15, __pyx_v_f_links_low, __pyx_v_f_links_high, __pyx_v_e_links_low, __pyx_v_e_links_high, __pyx_v_e_low, __pyx_v_e_high, (&__pyx_v_e_x_low), (&__pyx_v_e_x_high), (&__pyx_v_f_x_low), (&__pyx_v_f_x_high), __pyx_v_f_sent_len, __pyx_v_e_sent_len, __pyx_v_self->train_max_initial_size, __pyx_v_self->train_max_initial_size, 1, 1, 1, 0, 1, 1, 0)) {
                 __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1684
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1685
  *                                             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             # <<<<<<<<<<<<<<
@@ -52763,17 +52815,17 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 if (__pyx_t_7) {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1685
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1686
  *                                             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,             # <<<<<<<<<<<<<<
  *                                             f_links_low, f_links_high, e_links_low, e_links_high,
  *                                             -1, -1, e_gap_low+gap_start+num_gaps, e_gap_high+gap_start+num_gaps,
  */
-                  __pyx_t_14 = PyInt_FromLong(__pyx_v_f_x_high); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1685; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_14 = PyInt_FromLong(__pyx_v_f_x_high); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1686; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __Pyx_GOTREF(__pyx_t_14);
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1690
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1691
  *                                             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,             # <<<<<<<<<<<<<<
@@ -52796,7 +52848,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             if (__pyx_t_9) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1692
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1693
  *                                             self.train_max_initial_size, self.train_max_initial_size,
  *                                             0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()             # <<<<<<<<<<<<<<
@@ -52805,7 +52857,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_clear(__pyx_v_fphr_arr);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1693
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1694
  *                                             0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()
  *                                 i = 1             # <<<<<<<<<<<<<<
@@ -52814,21 +52866,21 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               __pyx_v_i = 1;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1694
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1695
  *                                 fphr_arr._clear()
  *                                 i = 1
  *                                 self.findexes.reset()             # <<<<<<<<<<<<<<
  *                                 if f_back_low < f_low:
  *                                     fphr_arr._append(sym_setindex(self.category, i))
  */
-              __pyx_t_15 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__reset); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1694; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__reset); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1695; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
-              __pyx_t_14 = PyObject_Call(__pyx_t_15, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1694; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = PyObject_Call(__pyx_t_15, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1695; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
               __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1695
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1696
  *                                 i = 1
  *                                 self.findexes.reset()
  *                                 if f_back_low < f_low:             # <<<<<<<<<<<<<<
@@ -52838,7 +52890,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_t_9 = (__pyx_v_f_back_low < __pyx_v_f_low);
               if (__pyx_t_9) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1696
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1697
  *                                 self.findexes.reset()
  *                                 if f_back_low < f_low:
  *                                     fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -52847,7 +52899,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
                 ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1697
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1698
  *                                 if f_back_low < f_low:
  *                                     fphr_arr._append(sym_setindex(self.category, i))
  *                                     i = i+1             # <<<<<<<<<<<<<<
@@ -52856,16 +52908,16 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
                 __pyx_v_i = (__pyx_v_i + 1);
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1698
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1699
  *                                     fphr_arr._append(sym_setindex(self.category, i))
  *                                     i = i+1
  *                                     self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:
  */
-                __pyx_t_14 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1698; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_14 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1699; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_14);
-                __pyx_t_15 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_14); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1698; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_15 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_14); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1699; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_15);
                 __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
                 __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
@@ -52873,27 +52925,27 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               __pyx_L85:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1699
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1700
  *                                     i = i+1
  *                                     self.findexes.append(sym_setindex(self.category, i))
  *                                 self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):
  */
-              __pyx_t_15 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__extend); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1699; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__extend); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1700; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
-              __pyx_t_14 = PyTuple_New(1); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1699; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = PyTuple_New(1); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1700; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
               __Pyx_INCREF(((PyObject *)__pyx_v_self->findexes1));
               PyTuple_SET_ITEM(__pyx_t_14, 0, ((PyObject *)__pyx_v_self->findexes1));
               __Pyx_GIVEREF(((PyObject *)__pyx_v_self->findexes1));
-              __pyx_t_1 = PyObject_Call(__pyx_t_15, ((PyObject *)__pyx_t_14), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1699; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PyObject_Call(__pyx_t_15, ((PyObject *)__pyx_t_14), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1700; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
               __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
               __Pyx_DECREF(((PyObject *)__pyx_t_14)); __pyx_t_14 = 0;
               __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1700
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1701
  *                                     self.findexes.append(sym_setindex(self.category, i))
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:             # <<<<<<<<<<<<<<
@@ -52903,7 +52955,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_t_3 = __pyx_v_phrase->n;
               for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_3; __pyx_v_j++) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1701
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1702
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):             # <<<<<<<<<<<<<<
@@ -52913,7 +52965,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_t_4 = __pyx_f_3_sa_sym_isvar((__pyx_v_phrase->syms[__pyx_v_j]));
                 if (__pyx_t_4) {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1702
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1703
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -52922,7 +52974,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
                   ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1703
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1704
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))
  *                                         i = i + 1             # <<<<<<<<<<<<<<
@@ -52934,7 +52986,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 /*else*/ {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1705
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1706
  *                                         i = i + 1
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -52946,7 +52998,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_L88:;
               }
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1706
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1707
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -52955,81 +53007,81 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1707
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1708
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 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,
  */
-              __pyx_t_1 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1707; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1708; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
-              __pyx_t_14 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_1); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1707; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_1); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1708; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
               __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1708
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1709
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 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,
  *                                                     f_x_low, f_x_high, f_gap_low+gap_start, f_gap_high+gap_start, f_links_low,
  */
-              __pyx_t_14 = PyTuple_New(1); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1708; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = PyTuple_New(1); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1709; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
               __Pyx_INCREF(((PyObject *)__pyx_v_fphr_arr));
               PyTuple_SET_ITEM(__pyx_t_14, 0, ((PyObject *)__pyx_v_fphr_arr));
               __Pyx_GIVEREF(((PyObject *)__pyx_v_fphr_arr));
-              __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_Phrase)), ((PyObject *)__pyx_t_14), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1708; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_Phrase)), ((PyObject *)__pyx_t_14), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1709; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
               __Pyx_DECREF(((PyObject *)__pyx_t_14)); __pyx_t_14 = 0;
               __Pyx_DECREF(((PyObject *)__pyx_v_fphr));
               __pyx_v_fphr = ((struct __pyx_obj_3_sa_Phrase *)__pyx_t_1);
               __pyx_t_1 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1711
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1712
  *                                 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,
  *                                                     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:
  *                                     pair_count = 1.0 / len(phrase_list)
  */
-              __pyx_t_1 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->extract_phrases(__pyx_v_self, __pyx_v_e_x_low, __pyx_v_e_x_high, (__pyx_v_e_gap_low + __pyx_v_gap_start), (__pyx_v_e_gap_high + __pyx_v_gap_start), __pyx_v_e_links_low, (__pyx_v_num_gaps + 1), __pyx_v_f_x_low, __pyx_v_f_x_high, (__pyx_v_f_gap_low + __pyx_v_gap_start), (__pyx_v_f_gap_high + __pyx_v_gap_start), __pyx_v_f_links_low, __pyx_v_matching->sent_id, __pyx_v_e_sent_len, __pyx_v_e_sent_start); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1709; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->extract_phrases(__pyx_v_self, __pyx_v_e_x_low, __pyx_v_e_x_high, (__pyx_v_e_gap_low + __pyx_v_gap_start), (__pyx_v_e_gap_high + __pyx_v_gap_start), __pyx_v_e_links_low, (__pyx_v_num_gaps + 1), __pyx_v_f_x_low, __pyx_v_f_x_high, (__pyx_v_f_gap_low + __pyx_v_gap_start), (__pyx_v_f_gap_high + __pyx_v_gap_start), __pyx_v_f_links_low, __pyx_v_matching->sent_id, __pyx_v_e_sent_len, __pyx_v_e_sent_start); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1710; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
               __Pyx_XDECREF(__pyx_v_phrase_list);
               __pyx_v_phrase_list = __pyx_t_1;
               __pyx_t_1 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1712
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1713
  *                                                     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:             # <<<<<<<<<<<<<<
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  */
-              __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1712; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1713; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __pyx_t_9 = (__pyx_t_13 > 0);
               if (__pyx_t_9) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1713
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1714
  *                                                     matching.sent_id, e_sent_len, e_sent_start)
  *                                 if len(phrase_list) > 0:
  *                                     pair_count = 1.0 / len(phrase_list)             # <<<<<<<<<<<<<<
  *                                 else:
  *                                     pair_count = 0
  */
-                __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1713; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1714; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 if (unlikely(__pyx_t_13 == 0)) {
                   PyErr_Format(PyExc_ZeroDivisionError, "float division");
-                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1713; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1714; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 }
                 __pyx_v_pair_count = (1.0 / __pyx_t_13);
                 goto __pyx_L89;
               }
               /*else*/ {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1715
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1716
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  *                                     pair_count = 0             # <<<<<<<<<<<<<<
@@ -53040,7 +53092,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               __pyx_L89:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1716
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1717
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -53051,7 +53103,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_t_1 = __pyx_v_phrase_list; __Pyx_INCREF(__pyx_t_1); __pyx_t_13 = 0;
                 __pyx_t_16 = NULL;
               } else {
-                __pyx_t_13 = -1; __pyx_t_1 = PyObject_GetIter(__pyx_v_phrase_list); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_13 = -1; __pyx_t_1 = PyObject_GetIter(__pyx_v_phrase_list); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_1);
                 __pyx_t_16 = Py_TYPE(__pyx_t_1)->tp_iternext;
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@@ -53059,23 +53111,23 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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                   if (__pyx_t_13 >= PyList_GET_SIZE(__pyx_t_1)) break;
                   #if CYTHON_COMPILING_IN_CPYTHON
-                  __pyx_t_14 = PyList_GET_ITEM(__pyx_t_1, __pyx_t_13); __Pyx_INCREF(__pyx_t_14); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_14 = PyList_GET_ITEM(__pyx_t_1, __pyx_t_13); __Pyx_INCREF(__pyx_t_14); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #else
-                  __pyx_t_14 = PySequence_ITEM(__pyx_t_1, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_14 = PySequence_ITEM(__pyx_t_1, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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                 } else if (!__pyx_t_16 && PyTuple_CheckExact(__pyx_t_1)) {
                   if (__pyx_t_13 >= PyTuple_GET_SIZE(__pyx_t_1)) break;
                   #if CYTHON_COMPILING_IN_CPYTHON
-                  __pyx_t_14 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_13); __Pyx_INCREF(__pyx_t_14); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_14 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_13); __Pyx_INCREF(__pyx_t_14); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #else
-                  __pyx_t_14 = PySequence_ITEM(__pyx_t_1, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_14 = PySequence_ITEM(__pyx_t_1, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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                 } else {
                   __pyx_t_14 = __pyx_t_16(__pyx_t_1);
                   if (unlikely(!__pyx_t_14)) {
                     if (PyErr_Occurred()) {
                       if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) PyErr_Clear();
-                      else {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                      else {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -53091,7 +53143,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   if (unlikely(size != 2)) {
                     if (size > 2) __Pyx_RaiseTooManyValuesError(2);
                     else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
-                    {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                    {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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                   #if CYTHON_COMPILING_IN_CPYTHON
                   if (likely(PyTuple_CheckExact(sequence))) {
@@ -53104,14 +53156,14 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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                   __Pyx_INCREF(__pyx_t_2);
                   #else
-                  __pyx_t_15 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                  __pyx_t_2 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_15 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_2 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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                 {
                   Py_ssize_t index = -1;
-                  __pyx_t_10 = PyObject_GetIter(__pyx_t_14); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_10 = PyObject_GetIter(__pyx_t_14); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -53119,7 +53171,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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-                  if (__Pyx_IternextUnpackEndCheck(__pyx_t_17(__pyx_t_10), 2) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  if (__Pyx_IternextUnpackEndCheck(__pyx_t_17(__pyx_t_10), 2) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __pyx_t_17 = NULL;
                   __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
                   goto __pyx_L93_unpacking_done;
@@ -53127,7 +53179,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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                   __pyx_t_17 = NULL;
                   if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
-                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1716; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -53137,7 +53189,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_v_eindexes = __pyx_t_2;
                 __pyx_t_2 = 0;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1717
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1718
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:
  *                                     als3 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)             # <<<<<<<<<<<<<<
@@ -53146,31 +53198,31 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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                 __pyx_t_14 = ((PyObject *)__pyx_v_self->findexes);
                 __Pyx_INCREF(__pyx_t_14);
-                __pyx_t_2 = ((PyObject *)((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->create_alignments(__pyx_v_self, __pyx_v_sent_links, __pyx_v_num_links, __pyx_t_14, __pyx_v_eindexes)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_2 = ((PyObject *)((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->create_alignments(__pyx_v_self, __pyx_v_sent_links, __pyx_v_num_links, __pyx_t_14, __pyx_v_eindexes)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1718; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_2);
                 __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
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                 __pyx_v_als3 = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_2);
                 __pyx_t_2 = 0;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1718
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1719
  *                                 for phrase2, eindexes in phrase_list:
  *                                     als3 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)
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-                __pyx_t_2 = PyFloat_FromDouble(__pyx_v_pair_count); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1718; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_2 = PyFloat_FromDouble(__pyx_v_pair_count); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1719; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-                __pyx_t_14 = PyTuple_New(1); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1718; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_14 = PyTuple_New(1); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1719; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_14);
                 __Pyx_INCREF(((PyObject *)__pyx_v_als3));
                 PyTuple_SET_ITEM(__pyx_t_14, 0, ((PyObject *)__pyx_v_als3));
                 __Pyx_GIVEREF(((PyObject *)__pyx_v_als3));
-                __pyx_t_15 = PyObject_Call(((PyObject *)((PyObject*)(&PyTuple_Type))), ((PyObject *)__pyx_t_14), NULL); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1718; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_15 = PyObject_Call(((PyObject *)((PyObject*)(&PyTuple_Type))), ((PyObject *)__pyx_t_14), NULL); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1719; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_15);
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-                __pyx_t_14 = PyTuple_New(4); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1718; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_14 = PyTuple_New(4); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1719; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_14);
                 __Pyx_INCREF(((PyObject *)__pyx_v_fphr));
                 PyTuple_SET_ITEM(__pyx_t_14, 0, ((PyObject *)__pyx_v_fphr));
@@ -53184,7 +53236,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __Pyx_GIVEREF(__pyx_t_15);
                 __pyx_t_2 = 0;
                 __pyx_t_15 = 0;
-                __pyx_t_15 = __Pyx_PyObject_Append(__pyx_v_extracts, ((PyObject *)__pyx_t_14)); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1718; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_15 = __Pyx_PyObject_Append(__pyx_v_extracts, ((PyObject *)__pyx_t_14)); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1719; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_15);
                 __Pyx_DECREF(((PyObject *)__pyx_t_14)); __pyx_t_14 = 0;
                 __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
@@ -53197,7 +53249,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           __pyx_L79:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1719
+          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1720
  *                                     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             # <<<<<<<<<<<<<<
@@ -53207,7 +53259,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __pyx_t_9 = (__pyx_v_num_gaps < (__pyx_v_self->max_nonterminals - 1));
           if (__pyx_t_9) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1720
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1721
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als3)))
  *                         if (num_gaps < self.max_nonterminals - 1 and
  *                             phrase_len+1 < self.max_length and             # <<<<<<<<<<<<<<
@@ -53217,7 +53269,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __pyx_t_7 = ((__pyx_v_phrase_len + 1) < __pyx_v_self->max_length);
             if (__pyx_t_7) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1721
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1722
  *                         if (num_gaps < self.max_nonterminals - 1 and
  *                             phrase_len+1 < self.max_length and
  *                             f_back_high == f_high and             # <<<<<<<<<<<<<<
@@ -53227,7 +53279,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_t_18 = (__pyx_v_f_back_high == __pyx_v_f_high);
               if (__pyx_t_18) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1722
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1723
  *                             phrase_len+1 < self.max_length and
  *                             f_back_high == f_high and
  *                             f_back_low == f_low and             # <<<<<<<<<<<<<<
@@ -53237,7 +53289,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_t_8 = (__pyx_v_f_back_low == __pyx_v_f_low);
                 if (__pyx_t_8) {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1723
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1724
  *                             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             # <<<<<<<<<<<<<<
@@ -53247,7 +53299,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   __pyx_t_19 = (((__pyx_v_f_back_high - __pyx_v_f_back_low) + (2 * __pyx_v_self->train_min_gap_size)) <= __pyx_v_self->train_max_initial_size);
                   if (__pyx_t_19) {
 
-                    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1724
+                    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1725
  *                             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             # <<<<<<<<<<<<<<
@@ -53257,7 +53309,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                     __pyx_t_20 = (__pyx_v_f_low >= __pyx_v_self->train_min_gap_size);
                     if (__pyx_t_20) {
 
-                      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1725
+                      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1726
  *                             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             # <<<<<<<<<<<<<<
@@ -53267,7 +53319,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                       __pyx_t_21 = (__pyx_v_f_high <= (__pyx_v_f_sent_len - __pyx_v_self->train_min_gap_size));
                       if (__pyx_t_21) {
 
-                        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1726
+                        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1727
  *                             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))):             # <<<<<<<<<<<<<<
@@ -53317,7 +53369,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           if (__pyx_t_7) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1728
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1729
  *                             ((not self.tight_phrases) or (f_links_low[f_low-1] != -1 and f_links_low[f_high] != -1))):
  * 
  *                             met_constraints = 1             # <<<<<<<<<<<<<<
@@ -53326,7 +53378,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_met_constraints = 1;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1729
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1730
  * 
  *                             met_constraints = 1
  *                             f_x_low = f_low-self.train_min_gap_size             # <<<<<<<<<<<<<<
@@ -53335,7 +53387,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_f_x_low = (__pyx_v_f_low - __pyx_v_self->train_min_gap_size);
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1730
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1731
  *                             met_constraints = 1
  *                             f_x_low = f_low-self.train_min_gap_size
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -53344,7 +53396,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             if (__pyx_v_self->tight_phrases) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1731
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1732
  *                             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:             # <<<<<<<<<<<<<<
@@ -53361,7 +53413,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 if (!__pyx_t_18) break;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1732
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1733
  *                             if self.tight_phrases:
  *                                 while f_x_low >= 0 and f_links_low[f_x_low] == -1:
  *                                     f_x_low = f_x_low - 1             # <<<<<<<<<<<<<<
@@ -53374,7 +53426,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L95:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1733
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1734
  *                                 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:             # <<<<<<<<<<<<<<
@@ -53384,7 +53436,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __pyx_t_18 = (__pyx_v_f_x_low < 0);
             if (__pyx_t_18) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1734
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1735
  *                                     f_x_low = f_x_low - 1
  *                             if f_x_low < 0:
  *                                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -53396,7 +53448,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L98:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1736
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1737
  *                                 met_constraints = 0
  * 
  *                             f_x_high = f_high+self.train_min_gap_size             # <<<<<<<<<<<<<<
@@ -53405,7 +53457,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             __pyx_v_f_x_high = (__pyx_v_f_high + __pyx_v_self->train_min_gap_size);
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1737
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1738
  * 
  *                             f_x_high = f_high+self.train_min_gap_size
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -53414,7 +53466,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             if (__pyx_v_self->tight_phrases) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1738
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1739
  *                             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:             # <<<<<<<<<<<<<<
@@ -53431,7 +53483,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 if (!__pyx_t_9) break;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1739
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1740
  *                             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             # <<<<<<<<<<<<<<
@@ -53444,7 +53496,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L99:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1740
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1741
  *                                 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:             # <<<<<<<<<<<<<<
@@ -53460,7 +53512,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             if (__pyx_t_7) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1741
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1742
  *                                     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             # <<<<<<<<<<<<<<
@@ -53472,7 +53524,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L102:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1743
+            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1744
  *                                 met_constraints = 0
  * 
  *                             if (met_constraints and             # <<<<<<<<<<<<<<
@@ -53481,17 +53533,17 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
             if (__pyx_v_met_constraints) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1744
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1745
  * 
  *                             if (met_constraints and
  *                                 self.find_fixpoint(f_x_low, f_x_high,             # <<<<<<<<<<<<<<
  *                                                 f_links_low, f_links_high, e_links_low, e_links_high,
  *                                                 e_low, e_high, &e_x_low, &e_x_high, &f_x_low, &f_x_high,
  */
-              __pyx_t_1 = PyInt_FromLong(__pyx_v_f_x_high); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1744; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PyInt_FromLong(__pyx_v_f_x_high); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1745; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1748
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1749
  *                                                 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,             # <<<<<<<<<<<<<<
@@ -53501,7 +53553,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               if (((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->find_fixpoint(__pyx_v_self, __pyx_v_f_x_low, __pyx_t_1, __pyx_v_f_links_low, __pyx_v_f_links_high, __pyx_v_e_links_low, __pyx_v_e_links_high, __pyx_v_e_low, __pyx_v_e_high, (&__pyx_v_e_x_low), (&__pyx_v_e_x_high), (&__pyx_v_f_x_low), (&__pyx_v_f_x_high), __pyx_v_f_sent_len, __pyx_v_e_sent_len, __pyx_v_self->train_max_initial_size, __pyx_v_self->train_max_initial_size, 1, 1, 2, 1, 1, 1, 1)) {
                 __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1750
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1751
  *                                                 self.train_max_initial_size, self.train_max_initial_size,
  *                                                 1, 1, 2, 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             # <<<<<<<<<<<<<<
@@ -53523,17 +53575,17 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 if (__pyx_t_9) {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1751
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1752
  *                                                 1, 1, 2, 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,             # <<<<<<<<<<<<<<
  *                                                 f_links_low, f_links_high, e_links_low, e_links_high,
  *                                                 -1, -1, e_gap_low, e_gap_high, f_gap_low, f_gap_high,
  */
-                  __pyx_t_15 = PyInt_FromLong(__pyx_v_f_low); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1751; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_15 = PyInt_FromLong(__pyx_v_f_low); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1752; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __Pyx_GOTREF(__pyx_t_15);
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1755
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1756
  *                                                 -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,             # <<<<<<<<<<<<<<
@@ -53544,17 +53596,17 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
                   if (__pyx_t_3) {
 
-                    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1757
+                    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1758
  *                                                 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,             # <<<<<<<<<<<<<<
  *                                                 f_links_low, f_links_high, e_links_low, e_links_high,
  *                                                 -1, -1, e_gap_low+1+num_gaps, e_gap_high+1+num_gaps,
  */
-                    __pyx_t_15 = PyInt_FromLong(__pyx_v_f_x_high); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1757; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                    __pyx_t_15 = PyInt_FromLong(__pyx_v_f_x_high); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1758; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                     __Pyx_GOTREF(__pyx_t_15);
 
-                    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1762
+                    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1763
  *                                                 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,             # <<<<<<<<<<<<<<
@@ -53582,7 +53634,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             if (__pyx_t_8) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1764
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1765
  *                                                 self.train_max_initial_size, self.train_max_initial_size,
  *                                                 0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()             # <<<<<<<<<<<<<<
@@ -53591,7 +53643,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_clear(__pyx_v_fphr_arr);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1765
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1766
  *                                                 0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()
  *                                 i = 1             # <<<<<<<<<<<<<<
@@ -53600,35 +53652,35 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               __pyx_v_i = 1;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1766
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1767
  *                                 fphr_arr._clear()
  *                                 i = 1
  *                                 self.findexes.reset()             # <<<<<<<<<<<<<<
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  */
-              __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__reset); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1766; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__reset); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1767; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
-              __pyx_t_15 = PyObject_Call(__pyx_t_1, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1766; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyObject_Call(__pyx_t_1, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1767; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
               __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
               __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1767
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1768
  *                                 i = 1
  *                                 self.findexes.reset()
  *                                 self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1
  */
-              __pyx_t_15 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1767; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1768; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
-              __pyx_t_1 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_15); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1767; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_15); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1768; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
               __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
               __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1768
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1769
  *                                 self.findexes.reset()
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -53637,7 +53689,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1769
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1770
  *                                 self.findexes.append(sym_setindex(self.category, i))
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1             # <<<<<<<<<<<<<<
@@ -53646,27 +53698,27 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               __pyx_v_i = (__pyx_v_i + 1);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1770
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1771
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):
  */
-              __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__extend); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1770; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self->findexes), __pyx_n_s__extend); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1771; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_1);
-              __pyx_t_15 = PyTuple_New(1); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1770; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyTuple_New(1); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1771; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
               __Pyx_INCREF(((PyObject *)__pyx_v_self->findexes1));
               PyTuple_SET_ITEM(__pyx_t_15, 0, ((PyObject *)__pyx_v_self->findexes1));
               __Pyx_GIVEREF(((PyObject *)__pyx_v_self->findexes1));
-              __pyx_t_14 = PyObject_Call(__pyx_t_1, ((PyObject *)__pyx_t_15), NULL); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1770; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = PyObject_Call(__pyx_t_1, ((PyObject *)__pyx_t_15), NULL); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1771; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
               __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
               __Pyx_DECREF(((PyObject *)__pyx_t_15)); __pyx_t_15 = 0;
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1771
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1772
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:             # <<<<<<<<<<<<<<
@@ -53676,7 +53728,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_t_3 = __pyx_v_phrase->n;
               for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_3; __pyx_v_j++) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1772
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1773
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):             # <<<<<<<<<<<<<<
@@ -53686,7 +53738,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_t_4 = __pyx_f_3_sa_sym_isvar((__pyx_v_phrase->syms[__pyx_v_j]));
                 if (__pyx_t_4) {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1773
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1774
  *                                 for j from 0 <= j < phrase.n:
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -53695,7 +53747,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
                   ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1774
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1775
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))
  *                                         i = i + 1             # <<<<<<<<<<<<<<
@@ -53707,7 +53759,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 /*else*/ {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1776
+                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1777
  *                                         i = i + 1
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -53719,7 +53771,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_L106:;
               }
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1777
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1778
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -53728,81 +53780,81 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
               ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_fphr_arr->__pyx_vtab)->_append(__pyx_v_fphr_arr, __pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i));
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1778
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1779
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 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,
  */
-              __pyx_t_14 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1778; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, __pyx_v_i)); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1779; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
-              __pyx_t_15 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_14); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1778; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = __Pyx_PyObject_Append(((PyObject *)__pyx_v_self->findexes), __pyx_t_14); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1779; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
               __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
               __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1779
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1780
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 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,
  *                                                     f_x_low, f_x_high, f_gap_low, f_gap_high, f_links_low,
  */
-              __pyx_t_15 = PyTuple_New(1); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1779; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_15 = PyTuple_New(1); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1780; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_15);
               __Pyx_INCREF(((PyObject *)__pyx_v_fphr_arr));
               PyTuple_SET_ITEM(__pyx_t_15, 0, ((PyObject *)__pyx_v_fphr_arr));
               __Pyx_GIVEREF(((PyObject *)__pyx_v_fphr_arr));
-              __pyx_t_14 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_Phrase)), ((PyObject *)__pyx_t_15), NULL); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1779; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_Phrase)), ((PyObject *)__pyx_t_15), NULL); 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);
               __Pyx_DECREF(((PyObject *)__pyx_t_15)); __pyx_t_15 = 0;
               __Pyx_DECREF(((PyObject *)__pyx_v_fphr));
               __pyx_v_fphr = ((struct __pyx_obj_3_sa_Phrase *)__pyx_t_14);
               __pyx_t_14 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1782
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1783
  *                                 phrase_list = self.extract_phrases(e_x_low, e_x_high, e_gap_low, e_gap_high, e_links_low, num_gaps+2,
  *                                                     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:
  *                                     pair_count = 1.0 / len(phrase_list)
  */
-              __pyx_t_14 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->extract_phrases(__pyx_v_self, __pyx_v_e_x_low, __pyx_v_e_x_high, __pyx_v_e_gap_low, __pyx_v_e_gap_high, __pyx_v_e_links_low, (__pyx_v_num_gaps + 2), __pyx_v_f_x_low, __pyx_v_f_x_high, __pyx_v_f_gap_low, __pyx_v_f_gap_high, __pyx_v_f_links_low, __pyx_v_matching->sent_id, __pyx_v_e_sent_len, __pyx_v_e_sent_start); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1780; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_14 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->extract_phrases(__pyx_v_self, __pyx_v_e_x_low, __pyx_v_e_x_high, __pyx_v_e_gap_low, __pyx_v_e_gap_high, __pyx_v_e_links_low, (__pyx_v_num_gaps + 2), __pyx_v_f_x_low, __pyx_v_f_x_high, __pyx_v_f_gap_low, __pyx_v_f_gap_high, __pyx_v_f_links_low, __pyx_v_matching->sent_id, __pyx_v_e_sent_len, __pyx_v_e_sent_start); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1781; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_14);
               __Pyx_XDECREF(__pyx_v_phrase_list);
               __pyx_v_phrase_list = __pyx_t_14;
               __pyx_t_14 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1783
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1784
  *                                                     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:             # <<<<<<<<<<<<<<
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  */
-              __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1783; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1784; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __pyx_t_8 = (__pyx_t_13 > 0);
               if (__pyx_t_8) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1784
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1785
  *                                                     matching.sent_id, e_sent_len, e_sent_start)
  *                                 if len(phrase_list) > 0:
  *                                     pair_count = 1.0 / len(phrase_list)             # <<<<<<<<<<<<<<
  *                                 else:
  *                                     pair_count = 0
  */
-                __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1784; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_13 = PyObject_Length(__pyx_v_phrase_list); if (unlikely(__pyx_t_13 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1785; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 if (unlikely(__pyx_t_13 == 0)) {
                   PyErr_Format(PyExc_ZeroDivisionError, "float division");
-                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1784; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1785; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 }
                 __pyx_v_pair_count = (1.0 / __pyx_t_13);
                 goto __pyx_L107;
               }
               /*else*/ {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1786
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1787
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  *                                     pair_count = 0             # <<<<<<<<<<<<<<
@@ -53813,7 +53865,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               __pyx_L107:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1787
+              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1788
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -53824,7 +53876,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_t_14 = __pyx_v_phrase_list; __Pyx_INCREF(__pyx_t_14); __pyx_t_13 = 0;
                 __pyx_t_16 = NULL;
               } else {
-                __pyx_t_13 = -1; __pyx_t_14 = PyObject_GetIter(__pyx_v_phrase_list); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_13 = -1; __pyx_t_14 = PyObject_GetIter(__pyx_v_phrase_list); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_14);
                 __pyx_t_16 = Py_TYPE(__pyx_t_14)->tp_iternext;
               }
@@ -53832,23 +53884,23 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 if (!__pyx_t_16 && PyList_CheckExact(__pyx_t_14)) {
                   if (__pyx_t_13 >= PyList_GET_SIZE(__pyx_t_14)) break;
                   #if CYTHON_COMPILING_IN_CPYTHON
-                  __pyx_t_15 = PyList_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_15 = PyList_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #else
-                  __pyx_t_15 = PySequence_ITEM(__pyx_t_14, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_15 = PySequence_ITEM(__pyx_t_14, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #endif
                 } else if (!__pyx_t_16 && PyTuple_CheckExact(__pyx_t_14)) {
                   if (__pyx_t_13 >= PyTuple_GET_SIZE(__pyx_t_14)) break;
                   #if CYTHON_COMPILING_IN_CPYTHON
-                  __pyx_t_15 = PyTuple_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_15 = PyTuple_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #else
-                  __pyx_t_15 = PySequence_ITEM(__pyx_t_14, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_15 = PySequence_ITEM(__pyx_t_14, __pyx_t_13); __pyx_t_13++; if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   #endif
                 } else {
                   __pyx_t_15 = __pyx_t_16(__pyx_t_14);
                   if (unlikely(!__pyx_t_15)) {
                     if (PyErr_Occurred()) {
                       if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) PyErr_Clear();
-                      else {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                      else {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                     }
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@@ -53864,7 +53916,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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                     if (size > 2) __Pyx_RaiseTooManyValuesError(2);
                     else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
-                    {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                    {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   }
                   #if CYTHON_COMPILING_IN_CPYTHON
                   if (likely(PyTuple_CheckExact(sequence))) {
@@ -53877,14 +53929,14 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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                   __Pyx_INCREF(__pyx_t_2);
                   #else
-                  __pyx_t_1 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                  __pyx_t_2 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_1 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_2 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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                 {
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-                  __pyx_t_10 = PyObject_GetIter(__pyx_t_15); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  __pyx_t_10 = PyObject_GetIter(__pyx_t_15); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -53892,7 +53944,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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-                  if (__Pyx_IternextUnpackEndCheck(__pyx_t_17(__pyx_t_10), 2) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  if (__Pyx_IternextUnpackEndCheck(__pyx_t_17(__pyx_t_10), 2) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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                   __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
                   goto __pyx_L111_unpacking_done;
@@ -53900,7 +53952,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
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                   __pyx_t_17 = NULL;
                   if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
-                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -53910,7 +53962,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_v_eindexes = __pyx_t_2;
                 __pyx_t_2 = 0;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1788
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1789
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:
  *                                     als4 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)             # <<<<<<<<<<<<<<
@@ -53919,31 +53971,31 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
                 __pyx_t_15 = ((PyObject *)__pyx_v_self->findexes);
                 __Pyx_INCREF(__pyx_t_15);
-                __pyx_t_2 = ((PyObject *)((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->create_alignments(__pyx_v_self, __pyx_v_sent_links, __pyx_v_num_links, __pyx_t_15, __pyx_v_eindexes)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_2 = ((PyObject *)((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->create_alignments(__pyx_v_self, __pyx_v_sent_links, __pyx_v_num_links, __pyx_t_15, __pyx_v_eindexes)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1789; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_2);
                 __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
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                 __pyx_v_als4 = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_2);
                 __pyx_t_2 = 0;
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1789
+                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1790
  *                                 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)))             # <<<<<<<<<<<<<<
  *             else:
  *                 reason_for_failure = "Unable to extract basic phrase"
  */
-                __pyx_t_2 = PyFloat_FromDouble(__pyx_v_pair_count); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1789; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_2 = PyFloat_FromDouble(__pyx_v_pair_count); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1790; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                 __Pyx_GOTREF(__pyx_t_2);
-                __pyx_t_15 = PyTuple_New(1); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1789; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_15 = PyTuple_New(1); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1790; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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                 __Pyx_INCREF(((PyObject *)__pyx_v_als4));
                 PyTuple_SET_ITEM(__pyx_t_15, 0, ((PyObject *)__pyx_v_als4));
                 __Pyx_GIVEREF(((PyObject *)__pyx_v_als4));
-                __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)(&PyTuple_Type))), ((PyObject *)__pyx_t_15), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1789; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)(&PyTuple_Type))), ((PyObject *)__pyx_t_15), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1790; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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                 __Pyx_DECREF(((PyObject *)__pyx_t_15)); __pyx_t_15 = 0;
-                __pyx_t_15 = PyTuple_New(4); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1789; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_15 = PyTuple_New(4); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1790; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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                 __Pyx_INCREF(((PyObject *)__pyx_v_fphr));
                 PyTuple_SET_ITEM(__pyx_t_15, 0, ((PyObject *)__pyx_v_fphr));
@@ -53957,7 +54009,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __Pyx_GIVEREF(__pyx_t_1);
                 __pyx_t_2 = 0;
                 __pyx_t_1 = 0;
-                __pyx_t_1 = __Pyx_PyObject_Append(__pyx_v_extracts, ((PyObject *)__pyx_t_15)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1789; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                __pyx_t_1 = __Pyx_PyObject_Append(__pyx_v_extracts, ((PyObject *)__pyx_t_15)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1790; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -53979,23 +54031,23 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1791
+      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1792
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als4)))
  *             else:
  *                 reason_for_failure = "Unable to extract basic phrase"             # <<<<<<<<<<<<<<
  * 
  *         free(sent_links)
  */
-      __Pyx_INCREF(((PyObject *)__pyx_kp_s_133));
+      __Pyx_INCREF(((PyObject *)__pyx_kp_s_134));
       __Pyx_DECREF(__pyx_v_reason_for_failure);
-      __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_133);
+      __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_134);
     }
     __pyx_L34:;
     goto __pyx_L33;
   }
   __pyx_L33:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1793
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1794
  *                 reason_for_failure = "Unable to extract basic phrase"
  * 
  *         free(sent_links)             # <<<<<<<<<<<<<<
@@ -54004,7 +54056,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   free(__pyx_v_sent_links);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1794
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1795
  * 
  *         free(sent_links)
  *         free(f_links_low)             # <<<<<<<<<<<<<<
@@ -54013,7 +54065,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   free(__pyx_v_f_links_low);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1795
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1796
  *         free(sent_links)
  *         free(f_links_low)
  *         free(f_links_high)             # <<<<<<<<<<<<<<
@@ -54022,7 +54074,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   free(__pyx_v_f_links_high);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1796
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1797
  *         free(f_links_low)
  *         free(f_links_high)
  *         free(e_links_low)             # <<<<<<<<<<<<<<
@@ -54031,7 +54083,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   free(__pyx_v_e_links_low);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1797
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1798
  *         free(f_links_high)
  *         free(e_links_low)
  *         free(e_links_high)             # <<<<<<<<<<<<<<
@@ -54040,7 +54092,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   free(__pyx_v_e_links_high);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1798
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1799
  *         free(e_links_low)
  *         free(e_links_high)
  *         free(f_gap_low)             # <<<<<<<<<<<<<<
@@ -54049,7 +54101,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   free(__pyx_v_f_gap_low);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1799
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1800
  *         free(e_links_high)
  *         free(f_gap_low)
  *         free(f_gap_high)             # <<<<<<<<<<<<<<
@@ -54058,7 +54110,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   free(__pyx_v_f_gap_high);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1800
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1801
  *         free(f_gap_low)
  *         free(f_gap_high)
  *         free(e_gap_low)             # <<<<<<<<<<<<<<
@@ -54067,7 +54119,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   free(__pyx_v_e_gap_low);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1801
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1802
  *         free(f_gap_high)
  *         free(e_gap_low)
  *         free(e_gap_high)             # <<<<<<<<<<<<<<
@@ -54076,7 +54128,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   free(__pyx_v_e_gap_high);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1803
+  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1804
  *         free(e_gap_high)
  * 
  *         return extracts             # <<<<<<<<<<<<<<
@@ -54589,7 +54641,7 @@ static PyObject *__pyx_gb_3_sa_13FeatureVector_7__str___2generator8(__pyx_Genera
     __Pyx_GIVEREF(__pyx_t_4);
     __pyx_cur_scope->__pyx_v_feat = __pyx_t_4;
     __pyx_t_4 = 0;
-    __pyx_t_4 = PyNumber_Remainder(((PyObject *)__pyx_kp_s_134), __pyx_cur_scope->__pyx_v_feat); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 21; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = PyNumber_Remainder(((PyObject *)__pyx_kp_s_135), __pyx_cur_scope->__pyx_v_feat); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 21; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(((PyObject *)__pyx_t_4));
     __pyx_r = ((PyObject *)__pyx_t_4);
     __pyx_t_4 = 0;
@@ -55258,7 +55310,7 @@ static PyMethodDef __pyx_methods_3_sa_IntList[] = {
   {__Pyx_NAMESTR("_doquicksort"), (PyCFunction)__pyx_pw_3_sa_7IntList_9_doquicksort, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
   {__Pyx_NAMESTR("sort"), (PyCFunction)__pyx_pw_3_sa_7IntList_11sort, METH_NOARGS, __Pyx_DOCSTR(0)},
   {__Pyx_NAMESTR("reset"), (PyCFunction)__pyx_pw_3_sa_7IntList_13reset, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("getSize"), (PyCFunction)__pyx_pw_3_sa_7IntList_26getSize, METH_NOARGS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_size"), (PyCFunction)__pyx_pw_3_sa_7IntList_26get_size, METH_NOARGS, __Pyx_DOCSTR(0)},
   {__Pyx_NAMESTR("append"), (PyCFunction)__pyx_pw_3_sa_7IntList_28append, METH_O, __Pyx_DOCSTR(0)},
   {__Pyx_NAMESTR("extend"), (PyCFunction)__pyx_pw_3_sa_7IntList_30extend, METH_O, __Pyx_DOCSTR(0)},
   {__Pyx_NAMESTR("write"), (PyCFunction)__pyx_pw_3_sa_7IntList_32write, METH_O, __Pyx_DOCSTR(0)},
@@ -56321,9 +56373,9 @@ static int __pyx_tp_clear_3_sa_DataArray(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_DataArray[] = {
-  {__Pyx_NAMESTR("getSentId"), (PyCFunction)__pyx_pw_3_sa_9DataArray_5getSentId, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("getSent"), (PyCFunction)__pyx_pw_3_sa_9DataArray_7getSent, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("getSentPos"), (PyCFunction)__pyx_pw_3_sa_9DataArray_9getSentPos, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_sentence_id"), (PyCFunction)__pyx_pw_3_sa_9DataArray_5get_sentence_id, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_sentence"), (PyCFunction)__pyx_pw_3_sa_9DataArray_7get_sentence, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_sentence_position"), (PyCFunction)__pyx_pw_3_sa_9DataArray_9get_sentence_position, METH_O, __Pyx_DOCSTR(0)},
   {__Pyx_NAMESTR("get_id"), (PyCFunction)__pyx_pw_3_sa_9DataArray_11get_id, METH_O, __Pyx_DOCSTR(0)},
   {__Pyx_NAMESTR("get_word"), (PyCFunction)__pyx_pw_3_sa_9DataArray_13get_word, METH_O, __Pyx_DOCSTR(0)},
   {__Pyx_NAMESTR("write_text"), (PyCFunction)__pyx_pw_3_sa_9DataArray_15write_text, METH_O, __Pyx_DOCSTR(0)},
@@ -58565,9 +58617,9 @@ static PyObject *__pyx_sq_item_3_sa_SuffixArray(PyObject *o, Py_ssize_t i) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_SuffixArray[] = {
-  {__Pyx_NAMESTR("getSentId"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_5getSentId, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("getSent"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_7getSent, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("getSentPos"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_9getSentPos, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_sentence_id"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_5get_sentence_id, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_sentence"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_7get_sentence, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_sentence_position"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_9get_sentence_position, METH_O, __Pyx_DOCSTR(0)},
   {__Pyx_NAMESTR("read_text"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_11read_text, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(__pyx_doc_3_sa_11SuffixArray_10read_text)},
   {__Pyx_NAMESTR("q3sort"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_13q3sort, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(__pyx_doc_3_sa_11SuffixArray_12q3sort)},
   {__Pyx_NAMESTR("write_text"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_15write_text, METH_O, __Pyx_DOCSTR(0)},
@@ -61998,6 +62050,7 @@ static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_8_input(PyTypeObject *t, C
   p->__pyx_v_key = 0;
   p->__pyx_v_loc = 0;
   p->__pyx_v_locs = 0;
+  p->__pyx_v_max_locs = 0;
   p->__pyx_v_new_frontier = 0;
   p->__pyx_v_new_node = 0;
   p->__pyx_v_next_states = 0;
@@ -62050,6 +62103,7 @@ static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_8_input(PyObject *o) {
   Py_CLEAR(p->__pyx_v_key);
   Py_CLEAR(p->__pyx_v_loc);
   Py_CLEAR(p->__pyx_v_locs);
+  Py_CLEAR(p->__pyx_v_max_locs);
   Py_CLEAR(p->__pyx_v_new_frontier);
   Py_CLEAR(p->__pyx_v_new_node);
   Py_CLEAR(p->__pyx_v_next_states);
@@ -62147,6 +62201,9 @@ static int __pyx_tp_traverse_3_sa___pyx_scope_struct_8_input(PyObject *o, visitp
   if (p->__pyx_v_locs) {
     e = (*v)(p->__pyx_v_locs, a); if (e) return e;
   }
+  if (p->__pyx_v_max_locs) {
+    e = (*v)(p->__pyx_v_max_locs, a); if (e) return e;
+  }
   if (p->__pyx_v_new_frontier) {
     e = (*v)(p->__pyx_v_new_frontier, a); if (e) return e;
   }
@@ -62294,6 +62351,9 @@ static int __pyx_tp_clear_3_sa___pyx_scope_struct_8_input(PyObject *o) {
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   p->__pyx_v_locs = ((PyObject*)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_max_locs);
+  p->__pyx_v_max_locs = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_new_frontier);
   p->__pyx_v_new_frontier = ((PyObject*)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
@@ -63139,12 +63199,11 @@ static struct PyModuleDef __pyx_moduledef = {
 
 static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_kp_s_1, __pyx_k_1, sizeof(__pyx_k_1), 0, 0, 1, 0},
-  {&__pyx_kp_s_100, __pyx_k_100, sizeof(__pyx_k_100), 0, 0, 1, 0},
   {&__pyx_kp_s_101, __pyx_k_101, sizeof(__pyx_k_101), 0, 0, 1, 0},
-  {&__pyx_n_s_103, __pyx_k_103, sizeof(__pyx_k_103), 0, 0, 1, 1},
+  {&__pyx_kp_s_102, __pyx_k_102, sizeof(__pyx_k_102), 0, 0, 1, 0},
   {&__pyx_n_s_104, __pyx_k_104, sizeof(__pyx_k_104), 0, 0, 1, 1},
-  {&__pyx_kp_s_106, __pyx_k_106, sizeof(__pyx_k_106), 0, 0, 1, 0},
-  {&__pyx_kp_s_108, __pyx_k_108, sizeof(__pyx_k_108), 0, 0, 1, 0},
+  {&__pyx_n_s_105, __pyx_k_105, sizeof(__pyx_k_105), 0, 0, 1, 1},
+  {&__pyx_kp_s_107, __pyx_k_107, sizeof(__pyx_k_107), 0, 0, 1, 0},
   {&__pyx_kp_s_109, __pyx_k_109, sizeof(__pyx_k_109), 0, 0, 1, 0},
   {&__pyx_kp_s_110, __pyx_k_110, sizeof(__pyx_k_110), 0, 0, 1, 0},
   {&__pyx_kp_s_111, __pyx_k_111, sizeof(__pyx_k_111), 0, 0, 1, 0},
@@ -63155,11 +63214,11 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
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   {&__pyx_kp_s_118, __pyx_k_118, sizeof(__pyx_k_118), 0, 0, 1, 0},
-  {&__pyx_n_s_119, __pyx_k_119, sizeof(__pyx_k_119), 0, 0, 1, 1},
-  {&__pyx_kp_s_120, __pyx_k_120, sizeof(__pyx_k_120), 0, 0, 1, 0},
+  {&__pyx_kp_s_119, __pyx_k_119, sizeof(__pyx_k_119), 0, 0, 1, 0},
+  {&__pyx_n_s_120, __pyx_k_120, sizeof(__pyx_k_120), 0, 0, 1, 1},
   {&__pyx_kp_s_121, __pyx_k_121, sizeof(__pyx_k_121), 0, 0, 1, 0},
-  {&__pyx_n_s_123, __pyx_k_123, sizeof(__pyx_k_123), 0, 0, 1, 1},
-  {&__pyx_kp_s_124, __pyx_k_124, sizeof(__pyx_k_124), 0, 0, 1, 0},
+  {&__pyx_kp_s_122, __pyx_k_122, sizeof(__pyx_k_122), 0, 0, 1, 0},
+  {&__pyx_n_s_124, __pyx_k_124, sizeof(__pyx_k_124), 0, 0, 1, 1},
   {&__pyx_kp_s_125, __pyx_k_125, sizeof(__pyx_k_125), 0, 0, 1, 0},
   {&__pyx_kp_s_126, __pyx_k_126, sizeof(__pyx_k_126), 0, 0, 1, 0},
   {&__pyx_kp_s_127, __pyx_k_127, sizeof(__pyx_k_127), 0, 0, 1, 0},
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   {&__pyx_kp_s_132, __pyx_k_132, sizeof(__pyx_k_132), 0, 0, 1, 0},
   {&__pyx_kp_s_133, __pyx_k_133, sizeof(__pyx_k_133), 0, 0, 1, 0},
   {&__pyx_kp_s_134, __pyx_k_134, sizeof(__pyx_k_134), 0, 0, 1, 0},
-  {&__pyx_kp_s_137, __pyx_k_137, sizeof(__pyx_k_137), 0, 0, 1, 0},
+  {&__pyx_kp_s_135, __pyx_k_135, sizeof(__pyx_k_135), 0, 0, 1, 0},
   {&__pyx_kp_s_138, __pyx_k_138, sizeof(__pyx_k_138), 0, 0, 1, 0},
+  {&__pyx_kp_s_139, __pyx_k_139, sizeof(__pyx_k_139), 0, 0, 1, 0},
   {&__pyx_kp_s_14, __pyx_k_14, sizeof(__pyx_k_14), 0, 0, 1, 0},
-  {&__pyx_kp_s_142, __pyx_k_142, sizeof(__pyx_k_142), 0, 0, 1, 0},
   {&__pyx_kp_s_143, __pyx_k_143, sizeof(__pyx_k_143), 0, 0, 1, 0},
+  {&__pyx_kp_s_144, __pyx_k_144, sizeof(__pyx_k_144), 0, 0, 1, 0},
   {&__pyx_kp_s_18, __pyx_k_18, sizeof(__pyx_k_18), 0, 0, 1, 0},
   {&__pyx_kp_s_2, __pyx_k_2, sizeof(__pyx_k_2), 0, 0, 1, 0},
   {&__pyx_kp_s_21, __pyx_k_21, sizeof(__pyx_k_21), 0, 0, 1, 0},
@@ -63218,13 +63278,14 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_kp_s_86, __pyx_k_86, sizeof(__pyx_k_86), 0, 0, 1, 0},
   {&__pyx_kp_s_87, __pyx_k_87, sizeof(__pyx_k_87), 0, 0, 1, 0},
   {&__pyx_kp_s_88, __pyx_k_88, sizeof(__pyx_k_88), 0, 0, 1, 0},
-  {&__pyx_kp_s_89, __pyx_k_89, sizeof(__pyx_k_89), 0, 0, 1, 0},
+  {&__pyx_n_s_89, __pyx_k_89, sizeof(__pyx_k_89), 0, 0, 1, 1},
   {&__pyx_kp_s_9, __pyx_k_9, sizeof(__pyx_k_9), 0, 0, 1, 0},
   {&__pyx_kp_s_90, __pyx_k_90, sizeof(__pyx_k_90), 0, 0, 1, 0},
   {&__pyx_kp_s_91, __pyx_k_91, sizeof(__pyx_k_91), 0, 0, 1, 0},
   {&__pyx_kp_s_92, __pyx_k_92, sizeof(__pyx_k_92), 0, 0, 1, 0},
-  {&__pyx_kp_s_94, __pyx_k_94, sizeof(__pyx_k_94), 0, 0, 1, 0},
+  {&__pyx_kp_s_93, __pyx_k_93, sizeof(__pyx_k_93), 0, 0, 1, 0},
   {&__pyx_kp_s_95, __pyx_k_95, sizeof(__pyx_k_95), 0, 0, 1, 0},
+  {&__pyx_kp_s_96, __pyx_k_96, sizeof(__pyx_k_96), 0, 0, 1, 0},
   {&__pyx_kp_s__0, __pyx_k__0, sizeof(__pyx_k__0), 0, 0, 1, 0},
   {&__pyx_kp_s__1, __pyx_k__1, sizeof(__pyx_k__1), 0, 0, 1, 0},
   {&__pyx_n_s__Counter, __pyx_k__Counter, sizeof(__pyx_k__Counter), 0, 0, 1, 1},
@@ -63294,13 +63355,12 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s__fwords, __pyx_k__fwords, sizeof(__pyx_k__fwords), 0, 0, 1, 1},
   {&__pyx_n_s__gc, __pyx_k__gc, sizeof(__pyx_k__gc), 0, 0, 1, 1},
   {&__pyx_n_s__getLogger, __pyx_k__getLogger, sizeof(__pyx_k__getLogger), 0, 0, 1, 1},
-  {&__pyx_n_s__getSent, __pyx_k__getSent, sizeof(__pyx_k__getSent), 0, 0, 1, 1},
-  {&__pyx_n_s__getSentId, __pyx_k__getSentId, sizeof(__pyx_k__getSentId), 0, 0, 1, 1},
-  {&__pyx_n_s__getSentPos, __pyx_k__getSentPos, sizeof(__pyx_k__getSentPos), 0, 0, 1, 1},
   {&__pyx_n_s__get_e_id, __pyx_k__get_e_id, sizeof(__pyx_k__get_e_id), 0, 0, 1, 1},
   {&__pyx_n_s__get_f_id, __pyx_k__get_f_id, sizeof(__pyx_k__get_f_id), 0, 0, 1, 1},
   {&__pyx_n_s__get_id, __pyx_k__get_id, sizeof(__pyx_k__get_id), 0, 0, 1, 1},
   {&__pyx_n_s__get_next_states, __pyx_k__get_next_states, sizeof(__pyx_k__get_next_states), 0, 0, 1, 1},
+  {&__pyx_n_s__get_sentence, __pyx_k__get_sentence, sizeof(__pyx_k__get_sentence), 0, 0, 1, 1},
+  {&__pyx_n_s__get_sentence_id, __pyx_k__get_sentence_id, sizeof(__pyx_k__get_sentence_id), 0, 0, 1, 1},
   {&__pyx_n_s__get_word, __pyx_k__get_word, sizeof(__pyx_k__get_word), 0, 0, 1, 1},
   {&__pyx_n_s__getchunk, __pyx_k__getchunk, sizeof(__pyx_k__getchunk), 0, 0, 1, 1},
   {&__pyx_n_s__getrusage, __pyx_k__getrusage, sizeof(__pyx_k__getrusage), 0, 0, 1, 1},
@@ -64095,12 +64155,12 @@ static int __Pyx_InitCachedConstants(void) {
  *         for i from 0 <= i < N:
  *             j = isa.arr[i]
  */
-  __pyx_k_tuple_93 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_93)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 103; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_93);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_92));
-  PyTuple_SET_ITEM(__pyx_k_tuple_93, 0, ((PyObject *)__pyx_kp_s_92));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_92));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_93));
+  __pyx_k_tuple_94 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_94)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 103; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_94);
+  __Pyx_INCREF(((PyObject *)__pyx_kp_s_93));
+  PyTuple_SET_ITEM(__pyx_k_tuple_94, 0, ((PyObject *)__pyx_kp_s_93));
+  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_93));
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_94));
 
   /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":202
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@@ -64109,12 +64169,12 @@ static int __Pyx_InitCachedConstants(void) {
  *             for w_i in self.ha:
  *                 f.write("%d " % w_i)
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-  __pyx_k_tuple_96 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_96)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 202; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_96);
+  __pyx_k_tuple_97 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_97)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 202; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_97);
   __Pyx_INCREF(((PyObject *)__pyx_kp_s_14));
-  PyTuple_SET_ITEM(__pyx_k_tuple_96, 0, ((PyObject *)__pyx_kp_s_14));
+  PyTuple_SET_ITEM(__pyx_k_tuple_97, 0, ((PyObject *)__pyx_kp_s_14));
   __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_14));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_96));
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_97));
 
   /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":205
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@@ -64123,12 +64183,12 @@ static int __Pyx_InitCachedConstants(void) {
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-  __pyx_k_tuple_97 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_97)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 205; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_97);
+  __pyx_k_tuple_98 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_98)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 205; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_98);
   __Pyx_INCREF(((PyObject *)__pyx_kp_s_14));
-  PyTuple_SET_ITEM(__pyx_k_tuple_97, 0, ((PyObject *)__pyx_kp_s_14));
+  PyTuple_SET_ITEM(__pyx_k_tuple_98, 0, ((PyObject *)__pyx_kp_s_14));
   __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_14));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_97));
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_98));
 
   /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":198
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@@ -64137,18 +64197,18 @@ static int __Pyx_InitCachedConstants(void) {
  *             self.darray.write_enhanced_handle(f)
  *             for a_i in self.sa:
  */
-  __pyx_k_tuple_98 = PyTuple_New(3); if (unlikely(!__pyx_k_tuple_98)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 198; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_98);
+  __pyx_k_tuple_99 = PyTuple_New(3); if (unlikely(!__pyx_k_tuple_99)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 198; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_99);
   __Pyx_INCREF(Py_None);
-  PyTuple_SET_ITEM(__pyx_k_tuple_98, 0, Py_None);
+  PyTuple_SET_ITEM(__pyx_k_tuple_99, 0, Py_None);
   __Pyx_GIVEREF(Py_None);
   __Pyx_INCREF(Py_None);
-  PyTuple_SET_ITEM(__pyx_k_tuple_98, 1, Py_None);
+  PyTuple_SET_ITEM(__pyx_k_tuple_99, 1, Py_None);
   __Pyx_GIVEREF(Py_None);
   __Pyx_INCREF(Py_None);
-  PyTuple_SET_ITEM(__pyx_k_tuple_98, 2, Py_None);
+  PyTuple_SET_ITEM(__pyx_k_tuple_99, 2, Py_None);
   __Pyx_GIVEREF(Py_None);
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_98));
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_99));
 
   /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":107
  *             logger.info("Sampling strategy: uniform, max sample size = %d", sample_size)
@@ -64157,12 +64217,12 @@ static int __Pyx_InitCachedConstants(void) {
  * 
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-  __pyx_k_tuple_102 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_102)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_102);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_101));
-  PyTuple_SET_ITEM(__pyx_k_tuple_102, 0, ((PyObject *)__pyx_kp_s_101));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_101));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_102));
+  __pyx_k_tuple_103 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_103)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_103);
+  __Pyx_INCREF(((PyObject *)__pyx_kp_s_102));
+  PyTuple_SET_ITEM(__pyx_k_tuple_103, 0, ((PyObject *)__pyx_kp_s_102));
+  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_102));
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_103));
 
   /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":316
  *         self.rules.root = ExtendedTrieNode(phrase_location=PhraseLocation())
@@ -64171,12 +64231,12 @@ static int __Pyx_InitCachedConstants(void) {
  *         self.alignment = alignment
  * 
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-  __pyx_k_tuple_107 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_107)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 316; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_107);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_106));
-  PyTuple_SET_ITEM(__pyx_k_tuple_107, 0, ((PyObject *)__pyx_kp_s_106));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_106));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_107));
+  __pyx_k_tuple_108 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_108)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 316; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_108);
+  __Pyx_INCREF(((PyObject *)__pyx_kp_s_107));
+  PyTuple_SET_ITEM(__pyx_k_tuple_108, 0, ((PyObject *)__pyx_kp_s_107));
+  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_107));
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_108));
 
   /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1022
  *                         else:
@@ -64185,12 +64245,12 @@ static int __Pyx_InitCachedConstants(void) {
  *                 # checking whether lookup_required
  *                 if lookup_required:
  */
-  __pyx_k_tuple_122 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_122)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1022; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_122);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_121));
-  PyTuple_SET_ITEM(__pyx_k_tuple_122, 0, ((PyObject *)__pyx_kp_s_121));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_121));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_122));
+  __pyx_k_tuple_123 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_123)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1022; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_123);
+  __Pyx_INCREF(((PyObject *)__pyx_kp_s_122));
+  PyTuple_SET_ITEM(__pyx_k_tuple_123, 0, ((PyObject *)__pyx_kp_s_122));
+  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_122));
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_123));
 
   /* "_sa.pyx":9
  *             resource.getrusage(resource.RUSAGE_SELF).ru_stime)
@@ -64199,16 +64259,16 @@ static int __Pyx_InitCachedConstants(void) {
  *     if filename.endswith('.gz'):
  *         return gzip.GzipFile(filename)
  */
-  __pyx_k_tuple_135 = PyTuple_New(2); if (unlikely(!__pyx_k_tuple_135)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_135);
+  __pyx_k_tuple_136 = PyTuple_New(2); if (unlikely(!__pyx_k_tuple_136)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_136);
   __Pyx_INCREF(((PyObject *)__pyx_n_s__filename));
-  PyTuple_SET_ITEM(__pyx_k_tuple_135, 0, ((PyObject *)__pyx_n_s__filename));
+  PyTuple_SET_ITEM(__pyx_k_tuple_136, 0, ((PyObject *)__pyx_n_s__filename));
   __Pyx_GIVEREF(((PyObject *)__pyx_n_s__filename));
   __Pyx_INCREF(((PyObject *)__pyx_n_s__filename));
-  PyTuple_SET_ITEM(__pyx_k_tuple_135, 1, ((PyObject *)__pyx_n_s__filename));
+  PyTuple_SET_ITEM(__pyx_k_tuple_136, 1, ((PyObject *)__pyx_n_s__filename));
   __Pyx_GIVEREF(((PyObject *)__pyx_n_s__filename));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_135));
-  __pyx_k_codeobj_136 = (PyObject*)__Pyx_PyCode_New(1, 0, 2, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_k_tuple_135, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_137, __pyx_n_s__gzip_or_text, 9, __pyx_empty_bytes); if (unlikely(!__pyx_k_codeobj_136)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_136));
+  __pyx_k_codeobj_137 = (PyObject*)__Pyx_PyCode_New(1, 0, 2, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_k_tuple_136, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_138, __pyx_n_s__gzip_or_text, 9, __pyx_empty_bytes); if (unlikely(!__pyx_k_codeobj_137)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
   /* "_sa.pyx":15
  *         return open(filename)
@@ -64217,12 +64277,12 @@ static int __Pyx_InitCachedConstants(void) {
  * 
  * include "float_list.pxi"
  */
-  __pyx_k_tuple_139 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_139)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_139);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_138));
-  PyTuple_SET_ITEM(__pyx_k_tuple_139, 0, ((PyObject *)__pyx_kp_s_138));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_138));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_139));
+  __pyx_k_tuple_140 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_140)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_140);
+  __Pyx_INCREF(((PyObject *)__pyx_kp_s_139));
+  PyTuple_SET_ITEM(__pyx_k_tuple_140, 0, ((PyObject *)__pyx_kp_s_139));
+  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_139));
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_140));
 
   /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":104
  *     return ALPHABET.setindex(sym, id)
@@ -64230,16 +64290,16 @@ static int __Pyx_InitCachedConstants(void) {
  * def sym_fromstring(char* string, bint terminal):             # <<<<<<<<<<<<<<
  *     return ALPHABET.fromstring(string, terminal)
  */
-  __pyx_k_tuple_140 = PyTuple_New(2); if (unlikely(!__pyx_k_tuple_140)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 104; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_140);
+  __pyx_k_tuple_141 = PyTuple_New(2); if (unlikely(!__pyx_k_tuple_141)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 104; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_141);
   __Pyx_INCREF(((PyObject *)__pyx_n_s__string));
-  PyTuple_SET_ITEM(__pyx_k_tuple_140, 0, ((PyObject *)__pyx_n_s__string));
+  PyTuple_SET_ITEM(__pyx_k_tuple_141, 0, ((PyObject *)__pyx_n_s__string));
   __Pyx_GIVEREF(((PyObject *)__pyx_n_s__string));
   __Pyx_INCREF(((PyObject *)__pyx_n_s__terminal));
-  PyTuple_SET_ITEM(__pyx_k_tuple_140, 1, ((PyObject *)__pyx_n_s__terminal));
+  PyTuple_SET_ITEM(__pyx_k_tuple_141, 1, ((PyObject *)__pyx_n_s__terminal));
   __Pyx_GIVEREF(((PyObject *)__pyx_n_s__terminal));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_140));
-  __pyx_k_codeobj_141 = (PyObject*)__Pyx_PyCode_New(2, 0, 2, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_k_tuple_140, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_142, __pyx_n_s__sym_fromstring, 104, __pyx_empty_bytes); if (unlikely(!__pyx_k_codeobj_141)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 104; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_141));
+  __pyx_k_codeobj_142 = (PyObject*)__Pyx_PyCode_New(2, 0, 2, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_k_tuple_141, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_143, __pyx_n_s__sym_fromstring, 104, __pyx_empty_bytes); if (unlikely(!__pyx_k_codeobj_142)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 104; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_RefNannyFinishContext();
   return 0;
   __pyx_L1_error:;
@@ -64592,7 +64652,7 @@ PyMODINIT_FUNC PyInit__sa(void)
   __pyx_t_2 = PyObject_GetAttr(__pyx_t_1, __pyx_n_s__getLogger); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  __pyx_t_1 = PyObject_Call(__pyx_t_2, ((PyObject *)__pyx_k_tuple_139), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyObject_Call(__pyx_t_2, ((PyObject *)__pyx_k_tuple_140), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   if (PyObject_SetAttr(__pyx_m, __pyx_n_s__logger, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
@@ -64857,9 +64917,9 @@ PyMODINIT_FUNC PyInit__sa(void)
   __Pyx_GOTREF(__pyx_t_3);
   __pyx_t_2 = PyTuple_New(2); 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);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_143));
-  PyTuple_SET_ITEM(__pyx_t_2, 0, ((PyObject *)__pyx_kp_s_143));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_143));
+  __Pyx_INCREF(((PyObject *)__pyx_kp_s_144));
+  PyTuple_SET_ITEM(__pyx_t_2, 0, ((PyObject *)__pyx_kp_s_144));
+  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_144));
   PyTuple_SET_ITEM(__pyx_t_2, 1, __pyx_t_3);
   __Pyx_GIVEREF(__pyx_t_3);
   __pyx_t_3 = 0;
@@ -64880,7 +64940,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_t_3 = __Pyx_PyBool_FromLong(0); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_3);
-  __pyx_k_99 = __pyx_t_3;
+  __pyx_k_100 = __pyx_t_3;
   __Pyx_GIVEREF(__pyx_t_3);
   __pyx_t_3 = 0;
 
diff --git a/python/src/sa/data_array.pxi b/python/src/sa/data_array.pxi
index 9f62dc0a..2626ce0f 100644
--- a/python/src/sa/data_array.pxi
+++ b/python/src/sa/data_array.pxi
@@ -32,10 +32,10 @@ cdef class DataArray:
     def __len__(self):
         return len(self.data)
 
-    def getSentId(self, i):
+    def get_sentence_id(self, i):
         return self.sent_id.arr[i]
 
-    def getSent(self, i):
+    def get_sentence(self, i):
         cdef int j, start, stop
         sent = []
         start = self.sent_index.arr[i]
@@ -44,7 +44,7 @@ cdef class DataArray:
             sent.append(self.id2word[self.data.arr[i]])
         return sent
 
-    def getSentPos(self, loc):
+    def get_sentence_position(self, loc):
         return loc - self.sent_index.arr[self.sent_id.arr[loc]]
 
     def get_id(self, word):
diff --git a/python/src/sa/int_list.pxi b/python/src/sa/int_list.pxi
index 63c0fe67..55f5d174 100644
--- a/python/src/sa/int_list.pxi
+++ b/python/src/sa/int_list.pxi
@@ -122,7 +122,7 @@ cdef class IntList:
     def __len__(self):
         return self.len
 
-    def getSize(self):
+    def get_size(self):
         return self.size
 
     def append(self, int val):
diff --git a/python/src/sa/rulefactory.pxi b/python/src/sa/rulefactory.pxi
index ea0805bf..233654e9 100644
--- a/python/src/sa/rulefactory.pxi
+++ b/python/src/sa/rulefactory.pxi
@@ -1100,9 +1100,10 @@ cdef class HieroCachingRuleFactory:
                                 fphrases[f][e][als].append(loc)
                             for f, elist in fphrases.iteritems():
                                 for e, alslist in elist.iteritems():
-                                    alignment = max(alslist.iteritems(), key=lambda x: len(x[1]))[0]
+                                    alignment, max_locs = max(alslist.iteritems(), key=lambda x: len(x[1]))
                                     locs = tuple(itertools.chain(alslist.itervalues()))
-                                    count = len(locs)
+                                    # count = len(locs) # Should be?
+                                    count = len(max_locs) # Was
                                     scores = self.scorer.score(FeatureContext(
                                                f, e, count, fcount[f], num_samples,
                                                (k,i+spanlen), locs, fwords, self.fda, self.eda
diff --git a/python/src/sa/suffix_array.pxi b/python/src/sa/suffix_array.pxi
index d86e8ea6..baa3d546 100644
--- a/python/src/sa/suffix_array.pxi
+++ b/python/src/sa/suffix_array.pxi
@@ -20,14 +20,14 @@ cdef class SuffixArray:
     def __getitem__(self, i):
         return self.sa.arr[i]
 
-    def getSentId(self, i):
-        return self.darray.getSentId(i)
+    def get_sentence_id(self, i):
+        return self.darray.get_sentence_id(i)
 
-    def getSent(self, i):
-        return self.darray.getSent(i)
+    def get_sentence(self, i):
+        return self.darray.get_sentence(i)
 
-    def getSentPos(self, loc):
-        return self.darray.getSentPos(loc)
+    def get_sentence_position(self, loc):
+        return self.darray.get_sentence_position(loc)
 
     def read_text(self, filename, side):
         '''Constructs suffix array using the algorithm