[cdec.sa] Make list of word ids <-> sentence string mapping easy

4 files changed, 17288 insertions, 11475 deletions

diff --git a/python/pkg/cdec/sa/__init__.py b/python/pkg/cdec/sa/__init__.py
index cc532fb9..d4b94484 100644
--- a/python/pkg/cdec/sa/__init__.py
+++ b/python/pkg/cdec/sa/__init__.py
@@ -1,4 +1,4 @@
-from cdec.sa._sa import sym_fromstring,\
+from cdec.sa._sa import make_lattice, decode_lattice, decode_sentence,\
         SuffixArray, DataArray, LCP, Precomputation, Alignment, BiLex,\
         HieroCachingRuleFactory, Sampler, Scorer
 from cdec.sa.extractor import GrammarExtractor
diff --git a/python/pkg/cdec/sa/extractor.py b/python/pkg/cdec/sa/extractor.py
index 940544fb..94392c30 100644
--- a/python/pkg/cdec/sa/extractor.py
+++ b/python/pkg/cdec/sa/extractor.py
@@ -75,7 +75,6 @@ class GrammarExtractor:
     def grammar(self, sentence):
         if isinstance(sentence, unicode):
             sentence = sentence.encode('utf8')
-        cnet = chain(('<s>',), sentence.split(), ('</s>',))
-        cnet = (cdec.sa.sym_fromstring(word, terminal=True) for word in cnet)
-        cnet = tuple(((word, None, 1), ) for word in cnet)
+        words = chain(('<s>',), sentence.split(), ('</s>',))
+        cnet = cdec.sa.make_lattice(words)
         return self.factory.input(cnet)
diff --git a/python/src/sa/_sa.c b/python/src/sa/_sa.c
index c85a54e7..68205b2e 100644
--- a/python/src/sa/_sa.c
+++ b/python/src/sa/_sa.c
@@ -1,16 +1,16 @@
-/* Generated by Cython 0.15.1 on Thu Sep  6 05:37:20 2012 */
+/* Generated by Cython 0.17 on Thu Sep  6 11:14:53 2012 */
 
 #define PY_SSIZE_T_CLEAN
 #include "Python.h"
 #ifndef Py_PYTHON_H
     #error Python headers needed to compile C extensions, please install development version of Python.
+#elif PY_VERSION_HEX < 0x02040000
+    #error Cython requires Python 2.4+.
 #else
-
 #include <stddef.h> /* For offsetof */
 #ifndef offsetof
 #define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
 #endif
-
 #if !defined(WIN32) && !defined(MS_WINDOWS)
   #ifndef __stdcall
     #define __stdcall
@@ -22,36 +22,44 @@
     #define __fastcall
   #endif
 #endif
-
 #ifndef DL_IMPORT
   #define DL_IMPORT(t) t
 #endif
 #ifndef DL_EXPORT
   #define DL_EXPORT(t) t
 #endif
-
 #ifndef PY_LONG_LONG
   #define PY_LONG_LONG LONG_LONG
 #endif
-
-#if PY_VERSION_HEX < 0x02040000
-  #define METH_COEXIST 0
-  #define PyDict_CheckExact(op) (Py_TYPE(op) == &PyDict_Type)
-  #define PyDict_Contains(d,o)   PySequence_Contains(d,o)
+#ifndef Py_HUGE_VAL
+  #define Py_HUGE_VAL HUGE_VAL
+#endif
+#ifdef PYPY_VERSION
+#define CYTHON_COMPILING_IN_PYPY 1
+#define CYTHON_COMPILING_IN_CPYTHON 0
+#else
+#define CYTHON_COMPILING_IN_PYPY 0
+#define CYTHON_COMPILING_IN_CPYTHON 1
 #endif
-
 #if PY_VERSION_HEX < 0x02050000
   typedef int Py_ssize_t;
   #define PY_SSIZE_T_MAX INT_MAX
   #define PY_SSIZE_T_MIN INT_MIN
   #define PY_FORMAT_SIZE_T ""
+  #define CYTHON_FORMAT_SSIZE_T ""
   #define PyInt_FromSsize_t(z) PyInt_FromLong(z)
   #define PyInt_AsSsize_t(o)   __Pyx_PyInt_AsInt(o)
-  #define PyNumber_Index(o)    PyNumber_Int(o)
-  #define PyIndex_Check(o)     PyNumber_Check(o)
+  #define PyNumber_Index(o)    ((PyNumber_Check(o) && !PyFloat_Check(o)) ? PyNumber_Int(o) : \
+                                (PyErr_Format(PyExc_TypeError, \
+                                              "expected index value, got %.200s", Py_TYPE(o)->tp_name), \
+                                 (PyObject*)0))
+  #define PyIndex_Check(o)     (PyNumber_Check(o) && !PyFloat_Check(o) && !PyComplex_Check(o))
   #define PyErr_WarnEx(category, message, stacklevel) PyErr_Warn(category, message)
+  #define __PYX_BUILD_PY_SSIZE_T "i"
+#else
+  #define __PYX_BUILD_PY_SSIZE_T "n"
+  #define CYTHON_FORMAT_SSIZE_T "z"
 #endif
-
 #if PY_VERSION_HEX < 0x02060000
   #define Py_REFCNT(ob) (((PyObject*)(ob))->ob_refcnt)
   #define Py_TYPE(ob)   (((PyObject*)(ob))->ob_type)
@@ -59,7 +67,6 @@
   #define PyVarObject_HEAD_INIT(type, size) \
           PyObject_HEAD_INIT(type) size,
   #define PyType_Modified(t)
-
   typedef struct {
      void *buf;
      PyObject *obj;
@@ -73,7 +80,6 @@
      Py_ssize_t *suboffsets;
      void *internal;
   } Py_buffer;
-
   #define PyBUF_SIMPLE 0
   #define PyBUF_WRITABLE 0x0001
   #define PyBUF_FORMAT 0x0004
@@ -83,24 +89,44 @@
   #define PyBUF_F_CONTIGUOUS (0x0040 | PyBUF_STRIDES)
   #define PyBUF_ANY_CONTIGUOUS (0x0080 | PyBUF_STRIDES)
   #define PyBUF_INDIRECT (0x0100 | PyBUF_STRIDES)
-
+  #define PyBUF_RECORDS (PyBUF_STRIDES | PyBUF_FORMAT | PyBUF_WRITABLE)
+  #define PyBUF_FULL (PyBUF_INDIRECT | PyBUF_FORMAT | PyBUF_WRITABLE)
+  typedef int (*getbufferproc)(PyObject *, Py_buffer *, int);
+  typedef void (*releasebufferproc)(PyObject *, Py_buffer *);
 #endif
-
 #if PY_MAJOR_VERSION < 3
   #define __Pyx_BUILTIN_MODULE_NAME "__builtin__"
+  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos) \
+          PyCode_New(a, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
 #else
   #define __Pyx_BUILTIN_MODULE_NAME "builtins"
+  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos) \
+          PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
+#endif
+#if PY_MAJOR_VERSION < 3 && PY_MINOR_VERSION < 6
+  #define PyUnicode_FromString(s) PyUnicode_Decode(s, strlen(s), "UTF-8", "strict")
 #endif
-
 #if PY_MAJOR_VERSION >= 3
   #define Py_TPFLAGS_CHECKTYPES 0
   #define Py_TPFLAGS_HAVE_INDEX 0
 #endif
-
 #if (PY_VERSION_HEX < 0x02060000) || (PY_MAJOR_VERSION >= 3)
   #define Py_TPFLAGS_HAVE_NEWBUFFER 0
 #endif
-
+#if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
+  #define CYTHON_PEP393_ENABLED 1
+  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ? \
+                                              0 : _PyUnicode_Ready((PyObject *)(op)))
+  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
+  #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
+  #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
+#else
+  #define CYTHON_PEP393_ENABLED 0
+  #define __Pyx_PyUnicode_READY(op)       (0)
+  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_SIZE(u)
+  #define __Pyx_PyUnicode_READ_CHAR(u, i) ((Py_UCS4)(PyUnicode_AS_UNICODE(u)[i]))
+  #define __Pyx_PyUnicode_READ(k, d, i)   ((k=k), (Py_UCS4)(((Py_UNICODE*)d)[i]))
+#endif
 #if PY_MAJOR_VERSION >= 3
   #define PyBaseString_Type            PyUnicode_Type
   #define PyStringObject               PyUnicodeObject
@@ -108,7 +134,6 @@
   #define PyString_Check               PyUnicode_Check
   #define PyString_CheckExact          PyUnicode_CheckExact
 #endif
-
 #if PY_VERSION_HEX < 0x02060000
   #define PyBytesObject                PyStringObject
   #define PyBytes_Type                 PyString_Type
@@ -127,7 +152,6 @@
   #define PyBytes_Concat               PyString_Concat
   #define PyBytes_ConcatAndDel         PyString_ConcatAndDel
 #endif
-
 #if PY_VERSION_HEX < 0x02060000
   #define PySet_Check(obj)             PyObject_TypeCheck(obj, &PySet_Type)
   #define PyFrozenSet_Check(obj)       PyObject_TypeCheck(obj, &PyFrozenSet_Type)
@@ -135,9 +159,7 @@
 #ifndef PySet_CheckExact
   #define PySet_CheckExact(obj)        (Py_TYPE(obj) == &PySet_Type)
 #endif
-
 #define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type)
-
 #if PY_MAJOR_VERSION >= 3
   #define PyIntObject                  PyLongObject
   #define PyInt_Type                   PyLong_Type
@@ -154,11 +176,9 @@
   #define PyInt_AsUnsignedLongMask     PyLong_AsUnsignedLongMask
   #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
 #endif
-
 #if PY_MAJOR_VERSION >= 3
   #define PyBoolObject                 PyLongObject
 #endif
-
 #if PY_VERSION_HEX < 0x03020000
   typedef long Py_hash_t;
   #define __Pyx_PyInt_FromHash_t PyInt_FromLong
@@ -167,16 +187,6 @@
   #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
   #define __Pyx_PyInt_AsHash_t   PyInt_AsSsize_t
 #endif
-
-
-#if PY_MAJOR_VERSION >= 3
-  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
-  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
-#else
-  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_Divide(x,y)
-  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceDivide(x,y)
-#endif
-
 #if (PY_MAJOR_VERSION < 3) || (PY_VERSION_HEX >= 0x03010300)
   #define __Pyx_PySequence_GetSlice(obj, a, b) PySequence_GetSlice(obj, a, b)
   #define __Pyx_PySequence_SetSlice(obj, a, b, value) PySequence_SetSlice(obj, a, b, value)
@@ -195,11 +205,9 @@
         (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_DelSlice(obj, a, b)) : \
             (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice deletion", (obj)->ob_type->tp_name), -1)))
 #endif
-
 #if PY_MAJOR_VERSION >= 3
   #define PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func))
 #endif
-
 #if PY_VERSION_HEX < 0x02050000
   #define __Pyx_GetAttrString(o,n)   PyObject_GetAttrString((o),((char *)(n)))
   #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),((char *)(n)),(a))
@@ -209,7 +217,6 @@
   #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),(n),(a))
   #define __Pyx_DelAttrString(o,n)   PyObject_DelAttrString((o),(n))
 #endif
-
 #if PY_VERSION_HEX < 0x02050000
   #define __Pyx_NAMESTR(n) ((char *)(n))
   #define __Pyx_DOCSTR(n)  ((char *)(n))
@@ -218,6 +225,15 @@
   #define __Pyx_DOCSTR(n)  (n)
 #endif
 
+
+#if PY_MAJOR_VERSION >= 3
+  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
+  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
+#else
+  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_Divide(x,y)
+  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceDivide(x,y)
+#endif
+
 #ifndef __PYX_EXTERN_C
   #ifdef __cplusplus
     #define __PYX_EXTERN_C extern "C"
@@ -267,7 +283,7 @@
 #   else
 #     define CYTHON_UNUSED
 #   endif
-# elif defined(__ICC) || defined(__INTEL_COMPILER)
+# elif defined(__ICC) || (defined(__INTEL_COMPILER) && !defined(_MSC_VER))
 #   define CYTHON_UNUSED __attribute__ ((__unused__))
 # else
 #   define CYTHON_UNUSED
@@ -291,8 +307,12 @@ static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
 static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
 static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject*);
 
+#if CYTHON_COMPILING_IN_CPYTHON
 #define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
-
+#else
+#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
+#endif
+#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
 
 #ifdef __GNUC__
   /* Test for GCC > 2.95 */
@@ -336,18 +356,11 @@ static const char *__pyx_f[] = {
   "str_map.pxi",
 };
 
-static PyObject *__Pyx_Generator_Next(PyObject *self);
-static PyObject *__Pyx_Generator_Send(PyObject *self, PyObject *value);
-static PyObject *__Pyx_Generator_Close(PyObject *self);
-static PyObject *__Pyx_Generator_Throw(PyObject *gen, PyObject *args, CYTHON_UNUSED PyObject *kwds);
-
-typedef PyObject *(*__pyx_generator_body_t)(PyObject *, PyObject *);
-
 /*--- Type declarations ---*/
 struct __pyx_obj_3_sa_HieroCachingRuleFactory;
-struct __pyx_Generator_object;
-struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__;
+struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence;
 struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats;
+struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr;
 struct __pyx_obj_3_sa_IntList;
 struct __pyx_obj_3_sa_VEBIterator;
 struct __pyx_obj_3_sa_BiLex;
@@ -355,32 +368,38 @@ struct __pyx_obj_3_sa_VEB;
 struct __pyx_obj_3_sa_LCP;
 struct __pyx_obj_3_sa_DataArray;
 struct __pyx_obj_3_sa_BitSetIterator;
+struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments;
 struct __pyx_obj_3_sa_Precomputation;
-struct __pyx_obj_3_sa___pyx_scope_struct_8_input;
 struct __pyx_obj_3_sa_SuffixArray;
 struct __pyx_obj_3_sa_Alphabet;
 struct __pyx_obj_3_sa_Rule;
 struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr;
 struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr;
 struct __pyx_obj_3_sa_PhraseLocation;
-struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr;
-struct __pyx_obj_3_sa___pyx_scope_struct_10___str__;
+struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__;
 struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext;
 struct __pyx_obj_3_sa_FeatureVector;
-struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments;
+struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice;
 struct __pyx_obj_3_sa_Scorer;
 struct __pyx_obj_3_sa_Alignment;
-struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__;
 struct __pyx_obj_3_sa_BitSet;
 struct __pyx_obj_3_sa_Sampler;
 struct __pyx_obj_3_sa_StringMap;
+struct __pyx_obj_3_sa___pyx_scope_struct_17___str__;
 struct __pyx_obj_3_sa_TrieNode;
 struct __pyx_obj_3_sa_ExtendedTrieNode;
 struct __pyx_obj_3_sa_TrieMap;
+struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr;
+struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice;
+struct __pyx_obj_3_sa___pyx_scope_struct_12___str__;
+struct __pyx_obj_3_sa___pyx_scope_struct_15_input;
+struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr;
 struct __pyx_obj_3_sa_Phrase;
 struct __pyx_obj_3_sa___pyx_scope_struct____iter__;
 struct __pyx_obj_3_sa_TrieTable;
-struct __pyx_obj_3_sa___pyx_scope_struct_5___str__;
+struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__;
+struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr;
+struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr;
 struct __pyx_obj_3_sa_FloatList;
 struct __pyx_t_3_sa__node;
 struct __pyx_t_3_sa__BitSet;
@@ -390,7 +409,7 @@ struct __pyx_t_3_sa__Trie_Node;
 struct __pyx_t_3_sa_match_node;
 struct __pyx_t_3_sa_Matching;
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":9
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":9
  * from libc.string cimport memset, strcpy
  * 
  * cdef struct _node:             # <<<<<<<<<<<<<<
@@ -404,7 +423,7 @@ struct __pyx_t_3_sa__node {
   int val;
 };
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":30
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":30
  * _init_lower_mask()
  * 
  * cdef struct _BitSet:             # <<<<<<<<<<<<<<
@@ -418,7 +437,7 @@ struct __pyx_t_3_sa__BitSet {
   int size;
 };
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":168
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":168
  *     return result
  * 
  * cdef struct _VEB:             # <<<<<<<<<<<<<<
@@ -435,7 +454,7 @@ struct __pyx_t_3_sa__VEB {
   void **bottom;
 };
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":10
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":10
  * cdef struct _Trie_Node    # forward decl
  * 
  * cdef struct _Trie_Edge:             # <<<<<<<<<<<<<<
@@ -449,7 +468,7 @@ struct __pyx_t_3_sa__Trie_Edge {
   struct __pyx_t_3_sa__Trie_Edge *smaller;
 };
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":8
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":8
  * from libc.string cimport memset, memcpy
  * 
  * cdef struct _Trie_Node    # forward decl             # <<<<<<<<<<<<<<
@@ -462,7 +481,7 @@ struct __pyx_t_3_sa__Trie_Node {
   int arr_len;
 };
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":64
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":64
  * 
  * # linked list structure for storing matches in BaselineRuleFactory
  * cdef struct match_node:             # <<<<<<<<<<<<<<
@@ -474,7 +493,7 @@ struct __pyx_t_3_sa_match_node {
   struct __pyx_t_3_sa_match_node *next;
 };
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":160
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":160
  * 
  * # struct used to encapsulate a single matching
  * cdef struct Matching:             # <<<<<<<<<<<<<<
@@ -489,7 +508,7 @@ struct __pyx_t_3_sa_Matching {
   int size;
 };
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":216
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":216
  * 
  * 
  * cdef class HieroCachingRuleFactory:             # <<<<<<<<<<<<<<
@@ -538,40 +557,19 @@ struct __pyx_obj_3_sa_HieroCachingRuleFactory {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":81
- *         free(self.arr)
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":115
+ *             for arc in node for node in lattice)
  * 
- *     def __iter__(self):             # <<<<<<<<<<<<<<
- *         cdef int i
- *         for i in range(self.len):
+ * def decode_sentence(lattice):             # <<<<<<<<<<<<<<
+ *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)
  */
-struct __pyx_Generator_object {
+struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence {
   PyObject_HEAD
-  __pyx_generator_body_t body;
-  int is_running;
-  int resume_label;
-  PyObject *exc_type;
-  PyObject *exc_value;
-  PyObject *exc_traceback;
-};
-
-
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":141
- *         return self.syms[i]
- * 
- *     def __iter__(self):             # <<<<<<<<<<<<<<
- *         cdef int i
- *         for i from 0 <= i < self.n:
- */
-struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__ {
-  struct __pyx_Generator_object __pyx_base;
-  int __pyx_v_i;
-  PyObject *__pyx_v_self;
-  int __pyx_t_0;
+  PyObject *__pyx_v_lattice;
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":36
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":36
  *         logger.info("LCP array completed")
  * 
  *     def compute_stats(self, int max_n):             # <<<<<<<<<<<<<<
@@ -579,7 +577,7 @@ struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__ {
  *         particular, the frequency associated with each word is
  */
 struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats {
-  struct __pyx_Generator_object __pyx_base;
+  PyObject_HEAD
   int __pyx_v_N;
   int __pyx_v_freq;
   int __pyx_v_h;
@@ -595,13 +593,30 @@ struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats {
   PyObject *__pyx_v_ngram_starts;
   int __pyx_v_rs;
   struct __pyx_obj_3_sa_IntList *__pyx_v_run_start;
-  PyObject *__pyx_v_self;
+  struct __pyx_obj_3_sa_LCP *__pyx_v_self;
   int __pyx_v_valid;
   struct __pyx_obj_3_sa_VEB *__pyx_v_veb;
   int __pyx_t_0;
 };
 
 
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/features.pxi":21
+ * 
+ *     def __str__(self):
+ *         return ' '.join('%s=%s' % feat for feat in self)             # <<<<<<<<<<<<<<
+ * 
+ * cdef class Scorer:
+ */
+struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr {
+  PyObject_HEAD
+  struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ *__pyx_outer_scope;
+  PyObject *__pyx_v_feat;
+  PyObject *__pyx_t_0;
+  Py_ssize_t __pyx_t_1;
+  PyObject *(*__pyx_t_2)(PyObject *);
+};
+
+
 /* "_sa.pxd":12
  *     cdef void read_handle(self, FILE* f)
  * 
@@ -619,7 +634,7 @@ struct __pyx_obj_3_sa_IntList {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":340
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":340
  * 
  * 
  * cdef class VEBIterator:             # <<<<<<<<<<<<<<
@@ -633,7 +648,7 @@ struct __pyx_obj_3_sa_VEBIterator {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":47
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":47
  * 
  * 
  * cdef class BiLex:             # <<<<<<<<<<<<<<
@@ -654,7 +669,7 @@ struct __pyx_obj_3_sa_BiLex {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":354
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":354
  * 
  * 
  * cdef class VEB:             # <<<<<<<<<<<<<<
@@ -668,7 +683,7 @@ struct __pyx_obj_3_sa_VEB {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":5
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":5
  * as k most frequent n-grams"""
  * 
  * cdef class LCP:             # <<<<<<<<<<<<<<
@@ -682,7 +697,7 @@ struct __pyx_obj_3_sa_LCP {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":9
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":9
  * from libc.string cimport memset, strcpy
  * 
  * cdef class DataArray:             # <<<<<<<<<<<<<<
@@ -701,7 +716,7 @@ struct __pyx_obj_3_sa_DataArray {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":100
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":100
  * 
  * 
  * cdef class BitSetIterator:             # <<<<<<<<<<<<<<
@@ -715,7 +730,24 @@ struct __pyx_obj_3_sa_BitSetIterator {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":188
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":190
+ *         return ' ||| '.join(fields)
+ * 
+ *     def alignments(self):             # <<<<<<<<<<<<<<
+ *         for point in self.word_alignments:
+ *             yield point/65536, point%65536
+ */
+struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments {
+  PyObject_HEAD
+  PyObject *__pyx_v_point;
+  struct __pyx_obj_3_sa_Rule *__pyx_v_self;
+  PyObject *__pyx_t_0;
+  Py_ssize_t __pyx_t_1;
+  PyObject *(*__pyx_t_2)(PyObject *);
+};
+
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":188
  * 
  * 
  * cdef class Precomputation:             # <<<<<<<<<<<<<<
@@ -736,89 +768,7 @@ struct __pyx_obj_3_sa_Precomputation {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":937
- *         return sorted(result);
- * 
- *     def input(self, fwords):             # <<<<<<<<<<<<<<
- *         '''When this function is called on the RuleFactory,
- *         it looks up all of the rules that can be used to translate
- */
-struct __pyx_obj_3_sa___pyx_scope_struct_8_input {
-  struct __pyx_Generator_object __pyx_base;
-  PyObject *__pyx_v_alignment;
-  PyObject *__pyx_v_als;
-  PyObject *__pyx_v_alslist;
-  int __pyx_v_alt;
-  int __pyx_v_alt_id;
-  int __pyx_v_arity;
-  struct __pyx_obj_3_sa_IntList *__pyx_v_chunklen;
-  PyObject *__pyx_v_count;
-  PyObject *__pyx_v_e;
-  PyObject *__pyx_v_elist;
-  PyObject *__pyx_v_extract;
-  PyObject *__pyx_v_extract_start;
-  PyObject *__pyx_v_extract_stop;
-  PyObject *__pyx_v_extracts;
-  PyObject *__pyx_v_f;
-  PyObject *__pyx_v_fcount;
-  int __pyx_v_flen;
-  PyObject *__pyx_v_fphrases;
-  PyObject *__pyx_v_frontier;
-  PyObject *__pyx_v_frontier_nodes;
-  PyObject *__pyx_v_fwords;
-  struct __pyx_obj_3_sa_Phrase *__pyx_v_hiero_phrase;
-  long __pyx_v_hit;
-  int __pyx_v_i;
-  PyObject *__pyx_v_is_shadow_path;
-  int __pyx_v_j;
-  int __pyx_v_k;
-  PyObject *__pyx_v_key;
-  PyObject *__pyx_v_loc;
-  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;
-  PyObject *__pyx_v_node;
-  PyObject *__pyx_v_nodes_isteps_away_buffer;
-  int __pyx_v_nualt;
-  int __pyx_v_num_samples;
-  int __pyx_v_num_subpatterns;
-  PyObject *__pyx_v_pathlen;
-  PyObject *__pyx_v_phrase;
-  struct __pyx_obj_3_sa_PhraseLocation *__pyx_v_phrase_location;
-  PyObject *__pyx_v_prefix;
-  PyObject *__pyx_v_reachable_buffer;
-  PyObject *__pyx_v_sa_range;
-  struct __pyx_obj_3_sa_IntList *__pyx_v_sample;
-  struct __pyx_obj_3_sa_FeatureVector *__pyx_v_scores;
-  PyObject *__pyx_v_self;
-  PyObject *__pyx_v_spanlen;
-  float __pyx_v_start_time;
-  PyObject *__pyx_v_stop_time;
-  PyObject *__pyx_v_suffix_link;
-  int __pyx_v_suffix_link_xcat;
-  PyObject *__pyx_v_suffix_link_xcat_index;
-  PyObject *__pyx_v_word_id;
-  int __pyx_v_x1;
-  int __pyx_v_xcat;
-  PyObject *__pyx_v_xcat_index;
-  PyObject *__pyx_v_xnode;
-  PyObject *__pyx_v_xroot;
-  Py_ssize_t __pyx_t_0;
-  Py_ssize_t __pyx_t_1;
-  PyObject *__pyx_t_2;
-  PyObject *__pyx_t_3;
-  PyObject *__pyx_t_4;
-  PyObject *(*__pyx_t_5)(PyObject *);
-  Py_ssize_t __pyx_t_6;
-  PyObject *(*__pyx_t_7)(PyObject *);
-};
-
-
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":6
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":6
  * from libc.stdio cimport FILE, fclose, fopen
  * 
  * cdef class SuffixArray:             # <<<<<<<<<<<<<<
@@ -834,7 +784,7 @@ struct __pyx_obj_3_sa_SuffixArray {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":7
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":7
  * cdef int INDEX_MASK = (1<<INDEX_SHIFT)-1
  * 
  * cdef class Alphabet:             # <<<<<<<<<<<<<<
@@ -870,24 +820,24 @@ struct __pyx_obj_3_sa_Rule {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":187
- *         fields = [sym_tostring(self.lhs), str(self.f), str(self.e), str(self.scores)]
- *         if self.word_alignments is not None:
- *             fields.append(' '.join('%d-%d' % a for a in self.alignments()))             # <<<<<<<<<<<<<<
- *         return ' ||| '.join(fields)
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":109
+ * def make_lattice(words):
+ *     word_ids = (sym_fromstring(word, True) for word in words)
+ *     return tuple(((word, None, 1), ) for word in word_ids)             # <<<<<<<<<<<<<<
  * 
+ * def decode_lattice(lattice):
  */
 struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr {
-  struct __pyx_Generator_object __pyx_base;
-  struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ *__pyx_outer_scope;
-  PyObject *__pyx_v_a;
+  PyObject_HEAD
+  struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *__pyx_outer_scope;
+  PyObject *__pyx_v_word;
   PyObject *__pyx_t_0;
   Py_ssize_t __pyx_t_1;
   PyObject *(*__pyx_t_2)(PyObject *);
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":76
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":76
  *     def read_bitext(self, char* filename, int side):
  *         with gzip_or_text(filename) as fp:
  *             data = (line.split(' ||| ')[side] for line in fp)             # <<<<<<<<<<<<<<
@@ -895,7 +845,7 @@ struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr {
  * 
  */
 struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr {
-  struct __pyx_Generator_object __pyx_base;
+  PyObject_HEAD
   struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *__pyx_outer_scope;
   PyObject *__pyx_v_line;
   PyObject *__pyx_t_0;
@@ -904,7 +854,7 @@ struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":72
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":72
  * # in the suffix array; if discontiguous, it is the set of
  * # actual locations (packed into an array)
  * cdef class PhraseLocation:             # <<<<<<<<<<<<<<
@@ -923,37 +873,23 @@ struct __pyx_obj_3_sa_PhraseLocation {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/features.pxi":21
- * 
- *     def __str__(self):
- *         return ' '.join('%s=%s' % feat for feat in self)             # <<<<<<<<<<<<<<
- * 
- * cdef class Scorer:
- */
-struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr {
-  struct __pyx_Generator_object __pyx_base;
-  struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ *__pyx_outer_scope;
-  PyObject *__pyx_v_feat;
-  PyObject *__pyx_t_0;
-  Py_ssize_t __pyx_t_1;
-  PyObject *(*__pyx_t_2)(PyObject *);
-};
-
-
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/features.pxi":20
- *             yield (FD.word(self.names[i]), self.values[i])
- * 
- *     def __str__(self):             # <<<<<<<<<<<<<<
- *         return ' '.join('%s=%s' % feat for feat in self)
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/features.pxi":15
+ *         self.values.append(value)
  * 
+ *     def __iter__(self):             # <<<<<<<<<<<<<<
+ *         cdef unsigned i
+ *         for i in range(self.names.len):
  */
-struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ {
+struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__ {
   PyObject_HEAD
-  PyObject *__pyx_v_self;
+  unsigned int __pyx_v_i;
+  struct __pyx_obj_3_sa_FeatureVector *__pyx_v_self;
+  int __pyx_t_0;
+  unsigned int __pyx_t_1;
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":74
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":74
  *             self.read_text_data(fp)
  * 
  *     def read_bitext(self, char* filename, int side):             # <<<<<<<<<<<<<<
@@ -981,24 +917,20 @@ struct __pyx_obj_3_sa_FeatureVector {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":190
- *         return ' ||| '.join(fields)
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":111
+ *     return tuple(((word, None, 1), ) for word in word_ids)
  * 
- *     def alignments(self):             # <<<<<<<<<<<<<<
- *         for point in self.word_alignments:
- *             yield point/65536, point%65536
+ * def decode_lattice(lattice):             # <<<<<<<<<<<<<<
+ *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc
+ *             for arc in node for node in lattice)
  */
-struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments {
-  struct __pyx_Generator_object __pyx_base;
-  PyObject *__pyx_v_point;
-  PyObject *__pyx_v_self;
-  PyObject *__pyx_t_0;
-  Py_ssize_t __pyx_t_1;
-  PyObject *(*__pyx_t_2)(PyObject *);
+struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice {
+  PyObject_HEAD
+  PyObject *__pyx_v_lattice;
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/features.pxi":23
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/features.pxi":23
  *         return ' '.join('%s=%s' % feat for feat in self)
  * 
  * cdef class Scorer:             # <<<<<<<<<<<<<<
@@ -1012,7 +944,7 @@ struct __pyx_obj_3_sa_Scorer {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":8
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":8
  * # May need to revisit if things get really tight, though.
  * 
  * cdef class Alignment:             # <<<<<<<<<<<<<<
@@ -1027,23 +959,7 @@ struct __pyx_obj_3_sa_Alignment {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/features.pxi":15
- *         self.values.append(value)
- * 
- *     def __iter__(self):             # <<<<<<<<<<<<<<
- *         cdef unsigned i
- *         for i in range(self.names.len):
- */
-struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__ {
-  struct __pyx_Generator_object __pyx_base;
-  unsigned int __pyx_v_i;
-  PyObject *__pyx_v_self;
-  int __pyx_t_0;
-  unsigned int __pyx_t_1;
-};
-
-
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":118
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":118
  * # (entirely C-implemented) _BitSet struct.
  * # Very slow; use only for debugging
  * cdef class BitSet:             # <<<<<<<<<<<<<<
@@ -1056,7 +972,7 @@ struct __pyx_obj_3_sa_BitSet {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":94
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":94
  * 
  * 
  * cdef class Sampler:             # <<<<<<<<<<<<<<
@@ -1070,7 +986,7 @@ struct __pyx_obj_3_sa_Sampler {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/str_map.pxi":8
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/str_map.pxi":8
  *     char* stringmap_word(StrMap *vocab, int i)
  * 
  * cdef class StringMap:             # <<<<<<<<<<<<<<
@@ -1084,7 +1000,20 @@ struct __pyx_obj_3_sa_StringMap {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":34
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/features.pxi":20
+ *             yield (FD.word(self.names[i]), self.values[i])
+ * 
+ *     def __str__(self):             # <<<<<<<<<<<<<<
+ *         return ' '.join('%s=%s' % feat for feat in self)
+ * 
+ */
+struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ {
+  PyObject_HEAD
+  struct __pyx_obj_3_sa_FeatureVector *__pyx_v_self;
+};
+
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":34
  * cdef int EPSILON = sym_fromstring('*EPS*', True)
  * 
  * cdef class TrieNode:             # <<<<<<<<<<<<<<
@@ -1097,7 +1026,7 @@ struct __pyx_obj_3_sa_TrieNode {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":40
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":40
  *         self.children = {}
  * 
  * cdef class ExtendedTrieNode(TrieNode):             # <<<<<<<<<<<<<<
@@ -1112,7 +1041,7 @@ struct __pyx_obj_3_sa_ExtendedTrieNode {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":109
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":109
  *         trie_node_to_map(edge.node, result, prefix, include_zeros)
  * 
  * cdef class TrieMap:             # <<<<<<<<<<<<<<
@@ -1127,6 +1056,161 @@ struct __pyx_obj_3_sa_TrieMap {
 };
 
 
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":112
+ * 
+ * def decode_lattice(lattice):
+ *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc             # <<<<<<<<<<<<<<
+ *             for arc in node for node in lattice)
+ * 
+ */
+struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr {
+  PyObject_HEAD
+  struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice *__pyx_outer_scope;
+  PyObject *__pyx_v_arc;
+  PyObject *__pyx_v_dist;
+  PyObject *__pyx_v_node;
+  PyObject *__pyx_v_sym;
+  PyObject *__pyx_v_weight;
+  PyObject *__pyx_t_0;
+  Py_ssize_t __pyx_t_1;
+  PyObject *(*__pyx_t_2)(PyObject *);
+  PyObject *__pyx_t_3;
+  PyObject *__pyx_t_4;
+  Py_ssize_t __pyx_t_5;
+  PyObject *(*__pyx_t_6)(PyObject *);
+  Py_ssize_t __pyx_t_7;
+  PyObject *(*__pyx_t_8)(PyObject *);
+};
+
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":107
+ *     return ALPHABET.fromstring(string, terminal)
+ * 
+ * def make_lattice(words):             # <<<<<<<<<<<<<<
+ *     word_ids = (sym_fromstring(word, True) for word in words)
+ *     return tuple(((word, None, 1), ) for word in word_ids)
+ */
+struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice {
+  PyObject_HEAD
+  PyObject *__pyx_v_word_ids;
+  PyObject *__pyx_v_words;
+};
+
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":183
+ *         return self.f.arity()
+ * 
+ *     def __str__(self):             # <<<<<<<<<<<<<<
+ *         cdef unsigned i
+ *         fields = [sym_tostring(self.lhs), str(self.f), str(self.e), str(self.scores)]
+ */
+struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ {
+  PyObject_HEAD
+  struct __pyx_obj_3_sa_Rule *__pyx_v_self;
+};
+
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":937
+ *         return sorted(result);
+ * 
+ *     def input(self, fwords):             # <<<<<<<<<<<<<<
+ *         '''When this function is called on the RuleFactory,
+ *         it looks up all of the rules that can be used to translate
+ */
+struct __pyx_obj_3_sa___pyx_scope_struct_15_input {
+  PyObject_HEAD
+  PyObject *__pyx_v_alignment;
+  PyObject *__pyx_v_als;
+  PyObject *__pyx_v_alslist;
+  int __pyx_v_alt;
+  int __pyx_v_alt_id;
+  int __pyx_v_arity;
+  struct __pyx_obj_3_sa_IntList *__pyx_v_chunklen;
+  PyObject *__pyx_v_count;
+  PyObject *__pyx_v_e;
+  PyObject *__pyx_v_elist;
+  PyObject *__pyx_v_extract;
+  PyObject *__pyx_v_extract_start;
+  PyObject *__pyx_v_extract_stop;
+  PyObject *__pyx_v_extracts;
+  PyObject *__pyx_v_f;
+  PyObject *__pyx_v_fcount;
+  int __pyx_v_flen;
+  PyObject *__pyx_v_fphrases;
+  PyObject *__pyx_v_frontier;
+  PyObject *__pyx_v_frontier_nodes;
+  PyObject *__pyx_v_fwords;
+  struct __pyx_obj_3_sa_Phrase *__pyx_v_hiero_phrase;
+  long __pyx_v_hit;
+  int __pyx_v_i;
+  PyObject *__pyx_v_is_shadow_path;
+  int __pyx_v_j;
+  int __pyx_v_k;
+  PyObject *__pyx_v_key;
+  PyObject *__pyx_v_loc;
+  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;
+  PyObject *__pyx_v_node;
+  PyObject *__pyx_v_nodes_isteps_away_buffer;
+  int __pyx_v_nualt;
+  int __pyx_v_num_samples;
+  int __pyx_v_num_subpatterns;
+  PyObject *__pyx_v_pathlen;
+  PyObject *__pyx_v_phrase;
+  struct __pyx_obj_3_sa_PhraseLocation *__pyx_v_phrase_location;
+  PyObject *__pyx_v_prefix;
+  PyObject *__pyx_v_reachable_buffer;
+  PyObject *__pyx_v_sa_range;
+  struct __pyx_obj_3_sa_IntList *__pyx_v_sample;
+  struct __pyx_obj_3_sa_FeatureVector *__pyx_v_scores;
+  struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self;
+  PyObject *__pyx_v_spanlen;
+  float __pyx_v_start_time;
+  PyObject *__pyx_v_stop_time;
+  PyObject *__pyx_v_suffix_link;
+  int __pyx_v_suffix_link_xcat;
+  PyObject *__pyx_v_suffix_link_xcat_index;
+  PyObject *__pyx_v_word_id;
+  int __pyx_v_x1;
+  int __pyx_v_xcat;
+  PyObject *__pyx_v_xcat_index;
+  PyObject *__pyx_v_xnode;
+  PyObject *__pyx_v_xroot;
+  Py_ssize_t __pyx_t_0;
+  PyObject *__pyx_t_1;
+  Py_ssize_t __pyx_t_2;
+  int __pyx_t_3;
+  PyObject *__pyx_t_4;
+  PyObject *__pyx_t_5;
+  int __pyx_t_6;
+  Py_ssize_t __pyx_t_7;
+  Py_ssize_t __pyx_t_8;
+  Py_ssize_t __pyx_t_9;
+};
+
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":187
+ *         fields = [sym_tostring(self.lhs), str(self.f), str(self.e), str(self.scores)]
+ *         if self.word_alignments is not None:
+ *             fields.append(' '.join('%d-%d' % a for a in self.alignments()))             # <<<<<<<<<<<<<<
+ *         return ' ||| '.join(fields)
+ * 
+ */
+struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr {
+  PyObject_HEAD
+  struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ *__pyx_outer_scope;
+  PyObject *__pyx_v_a;
+  PyObject *__pyx_t_0;
+  Py_ssize_t __pyx_t_1;
+  PyObject *(*__pyx_t_2)(PyObject *);
+};
+
+
 /* "_sa.pxd":29
  *     cdef FloatList values
  * 
@@ -1144,7 +1228,7 @@ struct __pyx_obj_3_sa_Phrase {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":81
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":81
  *         free(self.arr)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -1152,15 +1236,15 @@ struct __pyx_obj_3_sa_Phrase {
  *         for i in range(self.len):
  */
 struct __pyx_obj_3_sa___pyx_scope_struct____iter__ {
-  struct __pyx_Generator_object __pyx_base;
+  PyObject_HEAD
   int __pyx_v_i;
-  PyObject *__pyx_v_self;
+  struct __pyx_obj_3_sa_IntList *__pyx_v_self;
   int __pyx_t_0;
   int __pyx_t_1;
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":51
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":51
  * 
  * 
  * cdef class TrieTable:             # <<<<<<<<<<<<<<
@@ -1175,16 +1259,51 @@ struct __pyx_obj_3_sa_TrieTable {
 };
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":183
- *         return self.f.arity()
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":141
+ *         return self.syms[i]
  * 
- *     def __str__(self):             # <<<<<<<<<<<<<<
- *         cdef unsigned i
- *         fields = [sym_tostring(self.lhs), str(self.f), str(self.e), str(self.scores)]
+ *     def __iter__(self):             # <<<<<<<<<<<<<<
+ *         cdef int i
+ *         for i from 0 <= i < self.n:
  */
-struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ {
+struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__ {
   PyObject_HEAD
-  PyObject *__pyx_v_self;
+  int __pyx_v_i;
+  struct __pyx_obj_3_sa_Phrase *__pyx_v_self;
+  int __pyx_t_0;
+};
+
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":108
+ * 
+ * def make_lattice(words):
+ *     word_ids = (sym_fromstring(word, True) for word in words)             # <<<<<<<<<<<<<<
+ *     return tuple(((word, None, 1), ) for word in word_ids)
+ * 
+ */
+struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr {
+  PyObject_HEAD
+  struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *__pyx_outer_scope;
+  PyObject *__pyx_v_word;
+  PyObject *__pyx_t_0;
+  Py_ssize_t __pyx_t_1;
+  PyObject *(*__pyx_t_2)(PyObject *);
+};
+
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":116
+ * 
+ * def decode_sentence(lattice):
+ *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)             # <<<<<<<<<<<<<<
+ */
+struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr {
+  PyObject_HEAD
+  struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence *__pyx_outer_scope;
+  PyObject *__pyx_v__;
+  PyObject *__pyx_v_sym;
+  PyObject *__pyx_t_0;
+  Py_ssize_t __pyx_t_1;
+  PyObject *(*__pyx_t_2)(PyObject *);
 };
 
 
@@ -1206,7 +1325,7 @@ struct __pyx_obj_3_sa_FloatList {
 
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/str_map.pxi":8
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/str_map.pxi":8
  *     char* stringmap_word(StrMap *vocab, int i)
  * 
  * cdef class StringMap:             # <<<<<<<<<<<<<<
@@ -1221,7 +1340,7 @@ struct __pyx_vtabstruct_3_sa_StringMap {
 static struct __pyx_vtabstruct_3_sa_StringMap *__pyx_vtabptr_3_sa_StringMap;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":9
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":9
  * from libc.string cimport memset, strcpy
  * 
  * cdef class DataArray:             # <<<<<<<<<<<<<<
@@ -1236,7 +1355,7 @@ struct __pyx_vtabstruct_3_sa_DataArray {
 static struct __pyx_vtabstruct_3_sa_DataArray *__pyx_vtabptr_3_sa_DataArray;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":109
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":109
  *         trie_node_to_map(edge.node, result, prefix, include_zeros)
  * 
  * cdef class TrieMap:             # <<<<<<<<<<<<<<
@@ -1251,7 +1370,7 @@ struct __pyx_vtabstruct_3_sa_TrieMap {
 static struct __pyx_vtabstruct_3_sa_TrieMap *__pyx_vtabptr_3_sa_TrieMap;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":8
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":8
  * # May need to revisit if things get really tight, though.
  * 
  * cdef class Alignment:             # <<<<<<<<<<<<<<
@@ -1267,7 +1386,7 @@ struct __pyx_vtabstruct_3_sa_Alignment {
 static struct __pyx_vtabstruct_3_sa_Alignment *__pyx_vtabptr_3_sa_Alignment;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":47
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":47
  * 
  * 
  * cdef class BiLex:             # <<<<<<<<<<<<<<
@@ -1286,7 +1405,7 @@ struct __pyx_vtabstruct_3_sa_BiLex {
 static struct __pyx_vtabstruct_3_sa_BiLex *__pyx_vtabptr_3_sa_BiLex;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":9
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":9
  * from libc.string cimport memset, memcpy
  * 
  * cdef class IntList:             # <<<<<<<<<<<<<<
@@ -1306,7 +1425,7 @@ struct __pyx_vtabstruct_3_sa_IntList {
 static struct __pyx_vtabstruct_3_sa_IntList *__pyx_vtabptr_3_sa_IntList;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":4
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":4
  * from libc.string cimport strsep, strcpy, strlen
  * 
  * cdef class Phrase:             # <<<<<<<<<<<<<<
@@ -1321,7 +1440,7 @@ struct __pyx_vtabstruct_3_sa_Phrase {
 static struct __pyx_vtabstruct_3_sa_Phrase *__pyx_vtabptr_3_sa_Phrase;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":72
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":72
  * # in the suffix array; if discontiguous, it is the set of
  * # actual locations (packed into an array)
  * cdef class PhraseLocation:             # <<<<<<<<<<<<<<
@@ -1335,7 +1454,7 @@ struct __pyx_vtabstruct_3_sa_PhraseLocation {
 static struct __pyx_vtabstruct_3_sa_PhraseLocation *__pyx_vtabptr_3_sa_PhraseLocation;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":188
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":188
  * 
  * 
  * cdef class Precomputation:             # <<<<<<<<<<<<<<
@@ -1350,7 +1469,7 @@ struct __pyx_vtabstruct_3_sa_Precomputation {
 static struct __pyx_vtabstruct_3_sa_Precomputation *__pyx_vtabptr_3_sa_Precomputation;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/features.pxi":23
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/features.pxi":23
  *         return ' '.join('%s=%s' % feat for feat in self)
  * 
  * cdef class Scorer:             # <<<<<<<<<<<<<<
@@ -1364,7 +1483,7 @@ struct __pyx_vtabstruct_3_sa_Scorer {
 static struct __pyx_vtabstruct_3_sa_Scorer *__pyx_vtabptr_3_sa_Scorer;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/float_list.pxi":9
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/float_list.pxi":9
  * from libc.string cimport memset, strcpy, strlen
  * 
  * cdef class FloatList:             # <<<<<<<<<<<<<<
@@ -1380,7 +1499,7 @@ struct __pyx_vtabstruct_3_sa_FloatList {
 static struct __pyx_vtabstruct_3_sa_FloatList *__pyx_vtabptr_3_sa_FloatList;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":354
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":354
  * 
  * 
  * cdef class VEB:             # <<<<<<<<<<<<<<
@@ -1396,7 +1515,7 @@ struct __pyx_vtabstruct_3_sa_VEB {
 static struct __pyx_vtabstruct_3_sa_VEB *__pyx_vtabptr_3_sa_VEB;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":7
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":7
  * cdef int INDEX_MASK = (1<<INDEX_SHIFT)-1
  * 
  * cdef class Alphabet:             # <<<<<<<<<<<<<<
@@ -1419,7 +1538,7 @@ struct __pyx_vtabstruct_3_sa_Alphabet {
 static struct __pyx_vtabstruct_3_sa_Alphabet *__pyx_vtabptr_3_sa_Alphabet;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":216
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":216
  * 
  * 
  * cdef class HieroCachingRuleFactory:             # <<<<<<<<<<<<<<
@@ -1447,7 +1566,7 @@ struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory {
 static struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *__pyx_vtabptr_3_sa_HieroCachingRuleFactory;
 
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":6
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":6
  * from libc.stdio cimport FILE, fclose, fopen
  * 
  * cdef class SuffixArray:             # <<<<<<<<<<<<<<
@@ -1456,17 +1575,15 @@ static struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *__pyx_vtabptr_3_sa_
  */
 
 struct __pyx_vtabstruct_3_sa_SuffixArray {
-  int (*__search_high)(struct __pyx_obj_3_sa_SuffixArray *, int, int, int, int);
-  int (*__search_low)(struct __pyx_obj_3_sa_SuffixArray *, int, int, int, int);
-  PyObject *(*__get_range)(struct __pyx_obj_3_sa_SuffixArray *, int, int, int, int, int);
-  PyObject *(*__lookup_helper)(struct __pyx_obj_3_sa_SuffixArray *, int, int, int, int);
+  int (*__pyx___search_high)(struct __pyx_obj_3_sa_SuffixArray *, int, int, int, int);
+  int (*__pyx___search_low)(struct __pyx_obj_3_sa_SuffixArray *, int, int, int, int);
+  PyObject *(*__pyx___get_range)(struct __pyx_obj_3_sa_SuffixArray *, int, int, int, int, int);
+  PyObject *(*__pyx___lookup_helper)(struct __pyx_obj_3_sa_SuffixArray *, int, int, int, int);
 };
 static struct __pyx_vtabstruct_3_sa_SuffixArray *__pyx_vtabptr_3_sa_SuffixArray;
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 #ifndef CYTHON_REFNANNY
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 #endif
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   typedef struct {
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@@ -1479,8 +1596,21 @@ static struct __pyx_vtabstruct_3_sa_SuffixArray *__pyx_vtabptr_3_sa_SuffixArray;
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   static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname); /*proto*/
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-  #define __Pyx_RefNannySetupContext(name)           __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__)
-  #define __Pyx_RefNannyFinishContext()           __Pyx_RefNanny->FinishContext(&__pyx_refnanny)
+#ifdef WITH_THREAD
+  #define __Pyx_RefNannySetupContext(name, acquire_gil) \
+          if (acquire_gil) { \
+              PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure(); \
+              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__); \
+              PyGILState_Release(__pyx_gilstate_save); \
+          } else { \
+              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__); \
+          }
+#else
+  #define __Pyx_RefNannySetupContext(name, acquire_gil) \
+          __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__)
+#endif
+  #define __Pyx_RefNannyFinishContext() \
+          __Pyx_RefNanny->FinishContext(&__pyx_refnanny)
   #define __Pyx_INCREF(r)  __Pyx_RefNanny->INCREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
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@@ -1491,7 +1621,7 @@ static struct __pyx_vtabstruct_3_sa_SuffixArray *__pyx_vtabptr_3_sa_SuffixArray;
   #define __Pyx_XGIVEREF(r) do { if((r) != NULL) {__Pyx_GIVEREF(r);}} while(0)
 #else
   #define __Pyx_RefNannyDeclarations
-  #define __Pyx_RefNannySetupContext(name)
+  #define __Pyx_RefNannySetupContext(name, acquire_gil)
   #define __Pyx_RefNannyFinishContext()
   #define __Pyx_INCREF(r) Py_INCREF(r)
   #define __Pyx_DECREF(r) Py_DECREF(r)
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   #define __Pyx_XGOTREF(r)
   #define __Pyx_XGIVEREF(r)
 #endif /* CYTHON_REFNANNY */
+#define __Pyx_CLEAR(r)    do { PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);} while(0)
+#define __Pyx_XCLEAR(r)   do { if((r) != NULL) {PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);}} while(0)
 
 static PyObject *__Pyx_GetName(PyObject *dict, PyObject *name); /*proto*/
 
-static int __Pyx_PyBytes_Tailmatch(PyObject* self, PyObject* arg, Py_ssize_t start,
-                                   Py_ssize_t end, int direction);
+static int __Pyx_PyBytes_SingleTailmatch(PyObject* self, PyObject* arg, Py_ssize_t start,
+                                         Py_ssize_t end, int direction)
+{
+    const char* self_ptr = PyBytes_AS_STRING(self);
+    Py_ssize_t self_len = PyBytes_GET_SIZE(self);
+    const char* sub_ptr;
+    Py_ssize_t sub_len;
+    int retval;
+#if PY_VERSION_HEX >= 0x02060000
+    Py_buffer view;
+    view.obj = NULL;
+#endif
+    if ( PyBytes_Check(arg) ) {
+        sub_ptr = PyBytes_AS_STRING(arg);
+        sub_len = PyBytes_GET_SIZE(arg);
+    }
+#if PY_MAJOR_VERSION < 3
+    else if ( PyUnicode_Check(arg) ) {
+        return PyUnicode_Tailmatch(self, arg, start, end, direction);
+    }
+#endif
+    else {
+#if PY_VERSION_HEX < 0x02060000
+        if (unlikely(PyObject_AsCharBuffer(arg, &sub_ptr, &sub_len)))
+            return -1;
+#else
+        if (unlikely(PyObject_GetBuffer(self, &view, PyBUF_SIMPLE) == -1))
+            return -1;
+        sub_ptr = (const char*) view.buf;
+        sub_len = view.len;
+#endif
+    }
+    if (end > self_len)
+        end = self_len;
+    else if (end < 0)
+        end += self_len;
+    if (end < 0)
+        end = 0;
+    if (start < 0)
+        start += self_len;
+    if (start < 0)
+        start = 0;
+    if (direction > 0) {
+        if (end-sub_len > start)
+            start = end - sub_len;
+    }
+    if (start + sub_len <= end)
+        retval = !memcmp(self_ptr+start, sub_ptr, sub_len);
+    else
+        retval = 0;
+#if PY_VERSION_HEX >= 0x02060000
+    if (view.obj)
+        PyBuffer_Release(&view);
+#endif
+    return retval;
+}
+static int __Pyx_PyBytes_Tailmatch(PyObject* self, PyObject* substr, Py_ssize_t start,
+                                   Py_ssize_t end, int direction)
+{
+    if (unlikely(PyTuple_Check(substr))) {
+        Py_ssize_t i, count = PyTuple_GET_SIZE(substr);
+        for (i = 0; i < count; i++) {
+            int result;
+#if CYTHON_COMPILING_IN_CPYTHON
+            result = __Pyx_PyBytes_SingleTailmatch(self, PyTuple_GET_ITEM(substr, i),
+                                                   start, end, direction);
+#else
+            PyObject* sub = PySequence_GetItem(substr, i);
+            if (unlikely(!sub)) return -1;
+            result = __Pyx_PyBytes_SingleTailmatch(self, sub, start, end, direction);
+            Py_DECREF(sub);
+#endif
+            if (result) {
+                return result;
+            }
+        }
+        return 0;
+    }
+    return __Pyx_PyBytes_SingleTailmatch(self, substr, start, end, direction);
+}
 
-static void __Pyx_RaiseDoubleKeywordsError(
-    const char* func_name, PyObject* kw_name); /*proto*/
+static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name); /*proto*/
 
-static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[],     PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args,     const char* function_name); /*proto*/
+static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[], \
+    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args, \
+    const char* function_name); /*proto*/
 
 static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
     Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found); /*proto*/
@@ -1523,9 +1734,7 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
 
 static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type); /*proto*/
 
-static CYTHON_INLINE int __Pyx_CheckKeywordStrings(PyObject *kwdict,
-    const char* function_name, int kw_allowed); /*proto*/
-
+static CYTHON_INLINE int __Pyx_CheckKeywordStrings(PyObject *kwdict, const char* function_name, int kw_allowed); /*proto*/
 
 static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j) {
     PyObject *r;
@@ -1534,86 +1743,96 @@ static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j
     Py_DECREF(j);
     return r;
 }
-
-
 #define __Pyx_GetItemInt_List(o, i, size, to_py_func) (((size) <= sizeof(Py_ssize_t)) ? \
                                                     __Pyx_GetItemInt_List_Fast(o, i) : \
                                                     __Pyx_GetItemInt_Generic(o, to_py_func(i)))
-
 static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i) {
-    if (likely(o != Py_None)) {
-        if (likely((0 <= i) & (i < PyList_GET_SIZE(o)))) {
-            PyObject *r = PyList_GET_ITEM(o, i);
-            Py_INCREF(r);
-            return r;
-        }
-        else if ((-PyList_GET_SIZE(o) <= i) & (i < 0)) {
-            PyObject *r = PyList_GET_ITEM(o, PyList_GET_SIZE(o) + i);
-            Py_INCREF(r);
-            return r;
-        }
+#if CYTHON_COMPILING_IN_CPYTHON
+    if (likely((0 <= i) & (i < PyList_GET_SIZE(o)))) {
+        PyObject *r = PyList_GET_ITEM(o, i);
+        Py_INCREF(r);
+        return r;
+    }
+    else if ((-PyList_GET_SIZE(o) <= i) & (i < 0)) {
+        PyObject *r = PyList_GET_ITEM(o, PyList_GET_SIZE(o) + i);
+        Py_INCREF(r);
+        return r;
     }
     return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
+#else
+    return PySequence_GetItem(o, i);
+#endif
 }
-
 #define __Pyx_GetItemInt_Tuple(o, i, size, to_py_func) (((size) <= sizeof(Py_ssize_t)) ? \
                                                     __Pyx_GetItemInt_Tuple_Fast(o, i) : \
                                                     __Pyx_GetItemInt_Generic(o, to_py_func(i)))
-
 static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i) {
-    if (likely(o != Py_None)) {
-        if (likely((0 <= i) & (i < PyTuple_GET_SIZE(o)))) {
-            PyObject *r = PyTuple_GET_ITEM(o, i);
-            Py_INCREF(r);
-            return r;
-        }
-        else if ((-PyTuple_GET_SIZE(o) <= i) & (i < 0)) {
-            PyObject *r = PyTuple_GET_ITEM(o, PyTuple_GET_SIZE(o) + i);
-            Py_INCREF(r);
-            return r;
-        }
+#if CYTHON_COMPILING_IN_CPYTHON
+    if (likely((0 <= i) & (i < PyTuple_GET_SIZE(o)))) {
+        PyObject *r = PyTuple_GET_ITEM(o, i);
+        Py_INCREF(r);
+        return r;
+    }
+    else if ((-PyTuple_GET_SIZE(o) <= i) & (i < 0)) {
+        PyObject *r = PyTuple_GET_ITEM(o, PyTuple_GET_SIZE(o) + i);
+        Py_INCREF(r);
+        return r;
     }
     return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
+#else
+    return PySequence_GetItem(o, i);
+#endif
 }
-
-
 #define __Pyx_GetItemInt(o, i, size, to_py_func) (((size) <= sizeof(Py_ssize_t)) ? \
                                                     __Pyx_GetItemInt_Fast(o, i) : \
                                                     __Pyx_GetItemInt_Generic(o, to_py_func(i)))
-
 static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i) {
-    PyObject *r;
-    if (PyList_CheckExact(o) && ((0 <= i) & (i < PyList_GET_SIZE(o)))) {
-        r = PyList_GET_ITEM(o, i);
-        Py_INCREF(r);
-    }
-    else if (PyTuple_CheckExact(o) && ((0 <= i) & (i < PyTuple_GET_SIZE(o)))) {
-        r = PyTuple_GET_ITEM(o, i);
-        Py_INCREF(r);
+#if CYTHON_COMPILING_IN_CPYTHON
+    if (PyList_CheckExact(o)) {
+        Py_ssize_t n = (likely(i >= 0)) ? i : i + PyList_GET_SIZE(o);
+        if (likely((n >= 0) & (n < PyList_GET_SIZE(o)))) {
+            PyObject *r = PyList_GET_ITEM(o, n);
+            Py_INCREF(r);
+            return r;
+        }
     }
-    else if (Py_TYPE(o)->tp_as_sequence && Py_TYPE(o)->tp_as_sequence->sq_item && (likely(i >= 0))) {
-        r = PySequence_GetItem(o, i);
+    else if (PyTuple_CheckExact(o)) {
+        Py_ssize_t n = (likely(i >= 0)) ? i : i + PyTuple_GET_SIZE(o);
+        if (likely((n >= 0) & (n < PyTuple_GET_SIZE(o)))) {
+            PyObject *r = PyTuple_GET_ITEM(o, n);
+            Py_INCREF(r);
+            return r;
+        }
+    } else {  /* inlined PySequence_GetItem() */
+        PySequenceMethods *m = Py_TYPE(o)->tp_as_sequence;
+        if (likely(m && m->sq_item)) {
+            if (unlikely(i < 0) && likely(m->sq_length)) {
+                Py_ssize_t l = m->sq_length(o);
+                if (unlikely(l < 0)) return NULL;
+                i += l;
+            }
+            return m->sq_item(o, i);
+        }
     }
-    else {
-        r = __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
+#else
+    if (PySequence_Check(o)) {
+        return PySequence_GetItem(o, i);
     }
-    return r;
+#endif
+    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
 }
 
-static CYTHON_INLINE int __Pyx_NegateNonNeg(int b) { 
-    return unlikely(b < 0) ? b : !b; 
-}
-static CYTHON_INLINE PyObject* __Pyx_PyBoolOrNull_FromLong(long b) {
-    return unlikely(b < 0) ? NULL : __Pyx_PyBool_FromLong(b);
+static CYTHON_INLINE int __Pyx_PySequence_Contains(PyObject* item, PyObject* seq, int eq) {
+    int result = PySequence_Contains(seq, item);
+    return unlikely(result < 0) ? result : (result == (eq == Py_EQ));
 }
 
 static CYTHON_INLINE PyObject* __Pyx_PyObject_Append(PyObject* L, PyObject* x) {
     if (likely(PyList_CheckExact(L))) {
-        if (PyList_Append(L, x) < 0) return NULL;
+        if (unlikely(PyList_Append(L, x) < 0)) return NULL;
         Py_INCREF(Py_None);
         return Py_None; /* this is just to have an accurate signature */
-    }
-    else {
+    } else {
         PyObject *r, *m;
         m = __Pyx_GetAttrString(L, "append");
         if (!m) return NULL;
@@ -1631,16 +1850,17 @@ static CYTHON_INLINE long __Pyx_div_long(long, long); /* proto */
 
 static CYTHON_INLINE long __Pyx_mod_long(long, long); /* proto */
 
+static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected);
+
 static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index);
 
-static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected);
+static CYTHON_INLINE int __Pyx_IterFinish(void); /*proto*/
 
 static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected); /*proto*/
 
 #define __Pyx_SetItemInt(o, i, v, size, to_py_func) (((size) <= sizeof(Py_ssize_t)) ? \
                                                     __Pyx_SetItemInt_Fast(o, i, v) : \
                                                     __Pyx_SetItemInt_Generic(o, to_py_func(i), v))
-
 static CYTHON_INLINE int __Pyx_SetItemInt_Generic(PyObject *o, PyObject *j, PyObject *v) {
     int r;
     if (!j) return -1;
@@ -1648,130 +1868,126 @@ static CYTHON_INLINE int __Pyx_SetItemInt_Generic(PyObject *o, PyObject *j, PyOb
     Py_DECREF(j);
     return r;
 }
-
 static CYTHON_INLINE int __Pyx_SetItemInt_Fast(PyObject *o, Py_ssize_t i, PyObject *v) {
-    if (PyList_CheckExact(o) && ((0 <= i) & (i < PyList_GET_SIZE(o)))) {
-        Py_INCREF(v);
-        Py_DECREF(PyList_GET_ITEM(o, i));
-        PyList_SET_ITEM(o, i, v);
-        return 1;
+#if CYTHON_COMPILING_IN_CPYTHON
+    if (PyList_CheckExact(o)) {
+        Py_ssize_t n = (likely(i >= 0)) ? i : i + PyList_GET_SIZE(o);
+        if (likely((n >= 0) & (n < PyList_GET_SIZE(o)))) {
+            PyObject* old = PyList_GET_ITEM(o, n);
+            Py_INCREF(v);
+            PyList_SET_ITEM(o, n, v);
+            Py_DECREF(old);
+            return 1;
+        }
+    } else {  /* inlined PySequence_SetItem() */
+        PySequenceMethods *m = Py_TYPE(o)->tp_as_sequence;
+        if (likely(m && m->sq_ass_item)) {
+            if (unlikely(i < 0) && likely(m->sq_length)) {
+                Py_ssize_t l = m->sq_length(o);
+                if (unlikely(l < 0)) return -1;
+                i += l;
+            }
+            return m->sq_ass_item(o, i, v);
+        }
     }
-    else if (Py_TYPE(o)->tp_as_sequence && Py_TYPE(o)->tp_as_sequence->sq_ass_item && (likely(i >= 0)))
+#else
+#if CYTHON_COMPILING_IN_PYPY
+    if (PySequence_Check(o) && !PyDict_Check(o)) {
+#else
+    if (PySequence_Check(o)) {
+#endif
         return PySequence_SetItem(o, i, v);
-    else {
-        PyObject *j = PyInt_FromSsize_t(i);
-        return __Pyx_SetItemInt_Generic(o, j, v);
     }
+#endif
+    return __Pyx_SetItemInt_Generic(o, PyInt_FromSsize_t(i), v);
 }
 
 static double __Pyx__PyObject_AsDouble(PyObject* obj); /* proto */
-
+#if CYTHON_COMPILING_IN_PYPY
 #define __Pyx_PyObject_AsDouble(obj) \
-    ((likely(PyFloat_CheckExact(obj))) ? \
-     PyFloat_AS_DOUBLE(obj) : __Pyx__PyObject_AsDouble(obj))
+(likely(PyFloat_CheckExact(obj)) ? PyFloat_AS_DOUBLE(obj) : \
+ likely(PyInt_CheckExact(obj)) ? \
+ PyFloat_AsDouble(obj) : __Pyx__PyObject_AsDouble(obj))
+#else
+#define __Pyx_PyObject_AsDouble(obj) \
+((likely(PyFloat_CheckExact(obj))) ? \
+ PyFloat_AS_DOUBLE(obj) : __Pyx__PyObject_AsDouble(obj))
+#endif
 
 static CYTHON_INLINE void __Pyx_RaiseUnboundLocalError(const char *varname);
 
 static int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed,
     const char *name, int exact); /*proto*/
 
+#if CYTHON_COMPILING_IN_CPYTHON
+static CYTHON_INLINE int __Pyx_PyList_Append(PyObject* list, PyObject* x) {
+    PyListObject* L = (PyListObject*) list;
+    Py_ssize_t len = Py_SIZE(list);
+    if (likely(L->allocated > len)) {
+        Py_INCREF(x);
+        PyList_SET_ITEM(list, len, x);
+        Py_SIZE(list) = len+1;
+        return 0;
+    }
+    return PyList_Append(list, x);
+}
+#else
+#define __Pyx_PyList_Append(L,x) PyList_Append(L,x)
+#endif
+
+static CYTHON_INLINE int __Pyx_PyDict_Contains(PyObject* item, PyObject* dict, int eq) {
+    int result = PyDict_Contains(dict, item);
+    return unlikely(result < 0) ? result : (result == (eq == Py_EQ));
+}
+
+static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void);
+
+static void __Pyx_UnpackTupleError(PyObject *, Py_ssize_t index); /*proto*/
+
+static CYTHON_INLINE int __Pyx_unpack_tuple2(PyObject* tuple, PyObject** value1, PyObject** value2,
+                                             int is_tuple, int has_known_size, int decref_tuple);
+
+static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* dict, int is_dict, PyObject* method_name,
+                                                   Py_ssize_t* p_orig_length, int* p_is_dict);
+static CYTHON_INLINE int __Pyx_dict_iter_next(PyObject* dict_or_iter, Py_ssize_t orig_length, Py_ssize_t* ppos,
+                                              PyObject** pkey, PyObject** pvalue, PyObject** pitem, int is_dict);
+
 #if PY_VERSION_HEX < 0x02050000
 #ifndef PyAnySet_CheckExact
-
 #define PyAnySet_CheckExact(ob) \
     ((ob)->ob_type == &PySet_Type || \
      (ob)->ob_type == &PyFrozenSet_Type)
-
 #define PySet_New(iterable) \
     PyObject_CallFunctionObjArgs((PyObject *)&PySet_Type, (iterable), NULL)
-
 #define Pyx_PyFrozenSet_New(iterable) \
     PyObject_CallFunctionObjArgs((PyObject *)&PyFrozenSet_Type, (iterable), NULL)
-
 #define PySet_Size(anyset) \
     PyObject_Size((anyset))
-
 #define PySet_Contains(anyset, key) \
     PySequence_Contains((anyset), (key))
-
 #define PySet_Pop(set) \
     PyObject_CallMethod(set, (char *)"pop", NULL)
-
 static CYTHON_INLINE int PySet_Clear(PyObject *set) {
     PyObject *ret = PyObject_CallMethod(set, (char *)"clear", NULL);
     if (!ret) return -1;
     Py_DECREF(ret); return 0;
 }
-
 static CYTHON_INLINE int PySet_Discard(PyObject *set, PyObject *key) {
     PyObject *ret = PyObject_CallMethod(set, (char *)"discard", (char *)"O", key);
     if (!ret) return -1;
     Py_DECREF(ret); return 0;
 }
-
 static CYTHON_INLINE int PySet_Add(PyObject *set, PyObject *key) {
     PyObject *ret = PyObject_CallMethod(set, (char *)"add", (char *)"O", key);
     if (!ret) return -1;
     Py_DECREF(ret); return 0;
 }
-
 #endif /* PyAnySet_CheckExact (<= Py2.4) */
-
-#if PY_VERSION_HEX < 0x02040000
-#ifndef Py_SETOBJECT_H
-#define Py_SETOBJECT_H
-
-static PyTypeObject *__Pyx_PySet_Type = NULL;
-static PyTypeObject *__Pyx_PyFrozenSet_Type = NULL;
-
-#define PySet_Type (*__Pyx_PySet_Type)
-#define PyFrozenSet_Type (*__Pyx_PyFrozenSet_Type)
-
-#define PyAnySet_Check(ob) \
-    (PyAnySet_CheckExact(ob) || \
-     PyType_IsSubtype((ob)->ob_type, &PySet_Type) || \
-     PyType_IsSubtype((ob)->ob_type, &PyFrozenSet_Type))
-
-#define PyFrozenSet_CheckExact(ob) ((ob)->ob_type == &PyFrozenSet_Type)
-
-static int __Pyx_Py23SetsImport(void) {
-    PyObject *sets=0, *Set=0, *ImmutableSet=0;
-
-    sets = PyImport_ImportModule((char *)"sets");
-    if (!sets) goto bad;
-    Set = PyObject_GetAttrString(sets, (char *)"Set");
-    if (!Set) goto bad;
-    ImmutableSet = PyObject_GetAttrString(sets, (char *)"ImmutableSet");
-    if (!ImmutableSet) goto bad;
-    Py_DECREF(sets);
-
-    __Pyx_PySet_Type       = (PyTypeObject*) Set;
-    __Pyx_PyFrozenSet_Type = (PyTypeObject*) ImmutableSet;
-
-    return 0;
-
- bad:
-    Py_XDECREF(sets);
-    Py_XDECREF(Set);
-    Py_XDECREF(ImmutableSet);
-    return -1;
-}
-
-#else
-static int __Pyx_Py23SetsImport(void) { return 0; }
-#endif /* !Py_SETOBJECT_H */
-#endif /* < Py2.4  */
 #endif /* < Py2.5  */
 
-static CYTHON_INLINE void __Pyx_RaiseNoneIndexingError(void);
-
 #if PY_MAJOR_VERSION >= 3
 static PyObject *__Pyx_PyDict_GetItem(PyObject *d, PyObject* key) {
     PyObject *value;
-    if (unlikely(d == Py_None)) {
-        __Pyx_RaiseNoneIndexingError();
-        return NULL;
-    }
     value = PyDict_GetItemWithError(d, key);
     if (unlikely(!value)) {
         if (!PyErr_Occurred())
@@ -1790,10 +2006,9 @@ static CYTHON_INLINE int __Pyx_div_int(int, int); /* proto */
 #define UNARY_NEG_WOULD_OVERFLOW(x)            (((x) < 0) & ((unsigned long)(x) == 0-(unsigned long)(x)))
 
 static CYTHON_INLINE PyObject* __Pyx_PyObject_Pop(PyObject* L) {
-#if PY_VERSION_HEX >= 0x02040000
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x02040000
     if (likely(PyList_CheckExact(L))
-            /* Check that both the size is positive and no reallocation shrinking needs to be done. */
-            && likely(PyList_GET_SIZE(L) > (((PyListObject*)L)->allocated >> 1))) {
+        && likely(PyList_GET_SIZE(L) > (((PyListObject*)L)->allocated >> 1))) {
         Py_SIZE(L) -= 1;
         return PyList_GET_ITEM(L, PyList_GET_SIZE(L));
     }
@@ -1811,31 +2026,49 @@ static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb);
 
 static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level); /*proto*/
 
-#include <string.h>
-
-static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals); /*proto*/
-
-static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals); /*proto*/
-
-#if PY_MAJOR_VERSION >= 3
-#define __Pyx_PyString_Equals __Pyx_PyUnicode_Equals
-#else
-#define __Pyx_PyString_Equals __Pyx_PyBytes_Equals
-#endif
-
-#define __pyx_binding_PyCFunctionType_USED 1
-
+static CYTHON_INLINE void __Pyx_RaiseImportError(PyObject *name);
+
+#define __Pyx_CyFunction_USED 1
+#include <structmember.h>
+#define __Pyx_CYFUNCTION_STATICMETHOD  0x01
+#define __Pyx_CYFUNCTION_CLASSMETHOD   0x02
+#define __Pyx_CYFUNCTION_CCLASS        0x04
+#define __Pyx_CyFunction_GetClosure(f) \
+    (((__pyx_CyFunctionObject *) (f))->func_closure)
+#define __Pyx_CyFunction_GetClassObj(f) \
+    (((__pyx_CyFunctionObject *) (f))->func_classobj)
+#define __Pyx_CyFunction_Defaults(type, f) \
+    ((type *)(((__pyx_CyFunctionObject *) (f))->defaults))
+#define __Pyx_CyFunction_SetDefaultsGetter(f, g) \
+    ((__pyx_CyFunctionObject *) (f))->defaults_getter = (g)
 typedef struct {
     PyCFunctionObject func;
-} __pyx_binding_PyCFunctionType_object;
-
-static PyTypeObject __pyx_binding_PyCFunctionType_type;
-static PyTypeObject *__pyx_binding_PyCFunctionType = NULL;
-
-static PyObject *__pyx_binding_PyCFunctionType_NewEx(PyMethodDef *ml, PyObject *self, PyObject *module); /* proto */
-#define __pyx_binding_PyCFunctionType_New(ml, self) __pyx_binding_PyCFunctionType_NewEx(ml, self, NULL)
-
-static int __pyx_binding_PyCFunctionType_init(void); /* proto */
+    int flags;
+    PyObject *func_dict;
+    PyObject *func_weakreflist;
+    PyObject *func_name;
+    PyObject *func_doc;
+    PyObject *func_code;
+    PyObject *func_closure;
+    PyObject *func_classobj; /* No-args super() class cell */
+    void *defaults;
+    int defaults_pyobjects;
+    PyObject *defaults_tuple; /* Const defaults tuple */
+    PyObject *(*defaults_getter)(PyObject *);
+} __pyx_CyFunctionObject;
+static PyTypeObject *__pyx_CyFunctionType = 0;
+#define __Pyx_CyFunction_NewEx(ml, flags, self, module, code) \
+    __Pyx_CyFunction_New(__pyx_CyFunctionType, ml, flags, self, module, code)
+static PyObject *__Pyx_CyFunction_New(PyTypeObject *,
+                                      PyMethodDef *ml, int flags,
+                                      PyObject *self, PyObject *module,
+                                      PyObject* code);
+static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *m,
+                                                         size_t size,
+                                                         int pyobjects);
+static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *m,
+                                                            PyObject *tuple);
+static int __Pyx_CyFunction_init(void);
 
 static CYTHON_INLINE unsigned char __Pyx_PyInt_AsUnsignedChar(PyObject *);
 
@@ -1874,17 +2107,59 @@ static void __Pyx_WriteUnraisable(const char *name, int clineno,
 
 static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb); /*proto*/
 
+#define __Pyx_Generator_USED
+#include <structmember.h>
+#include <frameobject.h>
+typedef PyObject *(*__pyx_generator_body_t)(PyObject *, PyObject *);
+typedef struct {
+    PyObject_HEAD
+    __pyx_generator_body_t body;
+    PyObject *closure;
+    PyObject *exc_type;
+    PyObject *exc_value;
+    PyObject *exc_traceback;
+    PyObject *gi_weakreflist;
+    PyObject *classobj;
+    PyObject *yieldfrom;
+    int resume_label;
+    char is_running;  // using T_BOOL for property below requires char value
+} __pyx_GeneratorObject;
+static __pyx_GeneratorObject *__Pyx_Generator_New(__pyx_generator_body_t body,
+                                                  PyObject *closure);
+static int __pyx_Generator_init(void);
+static int __Pyx_Generator_clear(PyObject* self);
+#if 1 || PY_VERSION_HEX < 0x030300B0
+static int __Pyx_PyGen_FetchStopIterationValue(PyObject **pvalue);
+#else
+#define __Pyx_PyGen_FetchStopIterationValue(pvalue) PyGen_FetchStopIterationValue(pvalue)
+#endif
+
 static int __Pyx_check_binary_version(void);
 
 static int __Pyx_ExportFunction(const char *name, void (*f)(void), const char *sig); /*proto*/
 
 static int __Pyx_SetVtable(PyObject *dict, void *vtable); /*proto*/
 
-static void __Pyx_AddTraceback(const char *funcname, int __pyx_clineno,
-                               int __pyx_lineno, const char *__pyx_filename); /*proto*/
+typedef struct {
+    int code_line;
+    PyCodeObject* code_object;
+} __Pyx_CodeObjectCacheEntry;
+struct __Pyx_CodeObjectCache {
+    int count;
+    int max_count;
+    __Pyx_CodeObjectCacheEntry* entries;
+};
+static struct __Pyx_CodeObjectCache __pyx_code_cache = {0,0,NULL};
+static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line);
+static PyCodeObject *__pyx_find_code_object(int code_line);
+static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object);
+
+static void __Pyx_AddTraceback(const char *funcname, int c_line,
+                               int py_line, const char *filename); /*proto*/
 
 static int __Pyx_InitStrings(__Pyx_StringTabEntry *t); /*proto*/
 
+
 /* Module declarations from 'libc.stdio' */
 
 /* Module declarations from 'libc.stdlib' */
@@ -1919,19 +2194,25 @@ static PyTypeObject *__pyx_ptype_3_sa_PhraseLocation = 0;
 static PyTypeObject *__pyx_ptype_3_sa_Sampler = 0;
 static PyTypeObject *__pyx_ptype_3_sa_HieroCachingRuleFactory = 0;
 static PyTypeObject *__pyx_ptype_3_sa_Scorer = 0;
-static PyTypeObject *__pyx_ptype_3_sa___pyx_Generator = 0;
 static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct____iter__ = 0;
 static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_1_read_bitext = 0;
 static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_2_genexpr = 0;
 static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_3_compute_stats = 0;
-static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_4___iter__ = 0;
-static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_5___str__ = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_4_make_lattice = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_5_genexpr = 0;
 static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_6_genexpr = 0;
-static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_7_alignments = 0;
-static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_8_input = 0;
-static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_9___iter__ = 0;
-static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_10___str__ = 0;
-static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_11_genexpr = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_7_decode_lattice = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_8_genexpr = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_9_decode_sentence = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_10_genexpr = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_11___iter__ = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_12___str__ = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_13_genexpr = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_14_alignments = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_15_input = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_16___iter__ = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_17___str__ = 0;
+static PyTypeObject *__pyx_ptype_3_sa___pyx_scope_struct_18_genexpr = 0;
 static int __pyx_v_3_sa_MIN_BOTTOM_SIZE;
 static int __pyx_v_3_sa_MIN_BOTTOM_BITS;
 static int __pyx_v_3_sa_LOWER_MASK[32];
@@ -1944,7 +2225,6 @@ static int __pyx_v_3_sa_BAEZA_YATES;
 static int __pyx_v_3_sa_EPSILON;
 static struct __pyx_obj_3_sa_StringMap *__pyx_v_3_sa_FD = 0;
 static char *__pyx_f_3_sa_sym_tostring(int); /*proto*/
-static char *__pyx_f_3_sa_sym_tocat(int); /*proto*/
 static int __pyx_f_3_sa_sym_isvar(int); /*proto*/
 static int __pyx_f_3_sa_sym_getindex(int); /*proto*/
 static float __pyx_f_3_sa_monitor_cpu(void); /*proto*/
@@ -1963,13 +2243,13 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *); /*proto*/
 static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *, int); /*proto*/
 static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *, int); /*proto*/
 static int __pyx_f_3_sa_sym_setindex(int, int); /*proto*/
+static int __pyx_f_3_sa_sym_fromstring(char *, int); /*proto*/
 static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_new_trie_node(void); /*proto*/
 static struct __pyx_t_3_sa__Trie_Edge *__pyx_f_3_sa_new_trie_edge(int); /*proto*/
 static PyObject *__pyx_f_3_sa_free_trie_node(struct __pyx_t_3_sa__Trie_Node *); /*proto*/
 static PyObject *__pyx_f_3_sa_free_trie_edge(struct __pyx_t_3_sa__Trie_Edge *); /*proto*/
 static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_find(struct __pyx_t_3_sa__Trie_Node *, int); /*proto*/
 static PyObject *__pyx_f_3_sa_trie_node_data_append(struct __pyx_t_3_sa__Trie_Node *, int); /*proto*/
-static PyObject *__pyx_f_3_sa_trie_node_data_extend(struct __pyx_t_3_sa__Trie_Node *, int *, int); /*proto*/
 static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3_sa__Trie_Node *, int); /*proto*/
 static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *, PyObject *, PyObject *, int); /*proto*/
 static PyObject *__pyx_f_3_sa_trie_edge_to_map(struct __pyx_t_3_sa__Trie_Edge *, PyObject *, PyObject *, int); /*proto*/
@@ -1994,6 +2274,199 @@ static PyObject *__pyx_builtin_StopIteration;
 static PyObject *__pyx_builtin_cmp;
 static PyObject *__pyx_builtin_sorted;
 static PyObject *__pyx_builtin_max;
+static PyObject *__pyx_pf_3_sa_gzip_or_text(CYTHON_UNUSED PyObject *__pyx_self, char *__pyx_v_filename); /* proto */
+static int __pyx_pf_3_sa_9FloatList___cinit__(struct __pyx_obj_3_sa_FloatList *__pyx_v_self, int __pyx_v_size, int __pyx_v_increment, int __pyx_v_initial_len); /* proto */
+static void __pyx_pf_3_sa_9FloatList_2__dealloc__(struct __pyx_obj_3_sa_FloatList *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_9FloatList_4__getitem__(struct __pyx_obj_3_sa_FloatList *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static int __pyx_pf_3_sa_9FloatList_6__setitem__(struct __pyx_obj_3_sa_FloatList *__pyx_v_self, PyObject *__pyx_v_i, PyObject *__pyx_v_val); /* proto */
+static Py_ssize_t __pyx_pf_3_sa_9FloatList_8__len__(struct __pyx_obj_3_sa_FloatList *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_9FloatList_10append(struct __pyx_obj_3_sa_FloatList *__pyx_v_self, float __pyx_v_val); /* proto */
+static PyObject *__pyx_pf_3_sa_9FloatList_12write(struct __pyx_obj_3_sa_FloatList *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9FloatList_14read(struct __pyx_obj_3_sa_FloatList *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static int __pyx_pf_3_sa_7IntList___cinit__(struct __pyx_obj_3_sa_IntList *__pyx_v_self, int __pyx_v_size, int __pyx_v_increment, int __pyx_v_initial_len); /* proto */
+static PyObject *__pyx_pf_3_sa_7IntList_2__str__(struct __pyx_obj_3_sa_IntList *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_7IntList_4index(struct __pyx_obj_3_sa_IntList *__pyx_v_self, PyObject *__pyx_v_val); /* proto */
+static PyObject *__pyx_pf_3_sa_7IntList_6partition(struct __pyx_obj_3_sa_IntList *__pyx_v_self, PyObject *__pyx_v_start, PyObject *__pyx_v_end); /* proto */
+static PyObject *__pyx_pf_3_sa_7IntList_8_doquicksort(struct __pyx_obj_3_sa_IntList *__pyx_v_self, PyObject *__pyx_v_start, PyObject *__pyx_v_end); /* proto */
+static PyObject *__pyx_pf_3_sa_7IntList_10sort(struct __pyx_obj_3_sa_IntList *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_7IntList_12reset(struct __pyx_obj_3_sa_IntList *__pyx_v_self); /* proto */
+static void __pyx_pf_3_sa_7IntList_14__dealloc__(struct __pyx_obj_3_sa_IntList *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_7IntList_16__iter__(struct __pyx_obj_3_sa_IntList *__pyx_v_self); /* proto */
+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_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 */
+static PyObject *__pyx_pf_3_sa_7IntList_33read(struct __pyx_obj_3_sa_IntList *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static int __pyx_pf_3_sa_9StringMap___cinit__(struct __pyx_obj_3_sa_StringMap *__pyx_v_self); /* proto */
+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_4get_data(struct __pyx_obj_3_sa_DataArray *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_6get_sentence_id(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_8get_sentence(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_10get_sentence_position(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_loc); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_12get_id(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_word); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_14get_word(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_id); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_16write_text(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_18read_text(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_11read_bitext_genexpr(PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_20read_bitext(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, char *__pyx_v_filename, int __pyx_v_side); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_22read_text_data(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_data); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_24read_binary(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_26write_binary(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_28write_enhanced_handle(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, PyObject *__pyx_v_f); /* proto */
+static PyObject *__pyx_pf_3_sa_9DataArray_30write_enhanced(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9Alignment_unlink(CYTHON_UNUSED struct __pyx_obj_3_sa_Alignment *__pyx_v_self, PyObject *__pyx_v_link); /* proto */
+static PyObject *__pyx_pf_3_sa_9Alignment_2get_sent_links(struct __pyx_obj_3_sa_Alignment *__pyx_v_self, int __pyx_v_sent_id); /* proto */
+static int __pyx_pf_3_sa_9Alignment_4__cinit__(struct __pyx_obj_3_sa_Alignment *__pyx_v_self, PyObject *__pyx_v_from_binary, PyObject *__pyx_v_from_text); /* proto */
+static PyObject *__pyx_pf_3_sa_9Alignment_6read_text(struct __pyx_obj_3_sa_Alignment *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9Alignment_8read_binary(struct __pyx_obj_3_sa_Alignment *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9Alignment_10write_text(struct __pyx_obj_3_sa_Alignment *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9Alignment_12write_binary(struct __pyx_obj_3_sa_Alignment *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9Alignment_14write_enhanced(struct __pyx_obj_3_sa_Alignment *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_9Alignment_16alignment(struct __pyx_obj_3_sa_Alignment *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static int __pyx_pf_3_sa_5BiLex___cinit__(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, PyObject *__pyx_v_from_text, PyObject *__pyx_v_from_data, PyObject *__pyx_v_from_binary, PyObject *__pyx_v_earray, PyObject *__pyx_v_fsarray, PyObject *__pyx_v_alignment); /* proto */
+static PyObject *__pyx_pf_3_sa_5BiLex_2write_binary(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_5BiLex_4read_binary(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_5BiLex_6get_e_id(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, PyObject *__pyx_v_eword); /* proto */
+static PyObject *__pyx_pf_3_sa_5BiLex_8get_f_id(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, PyObject *__pyx_v_fword); /* proto */
+static PyObject *__pyx_pf_3_sa_5BiLex_10read_text(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_5BiLex_12write_enhanced(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_5BiLex_14get_score(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, PyObject *__pyx_v_fword, PyObject *__pyx_v_eword, PyObject *__pyx_v_col); /* proto */
+static PyObject *__pyx_pf_3_sa_5BiLex_16write_text(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_14BitSetIterator___next__(struct __pyx_obj_3_sa_BitSetIterator *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_6BitSet___cinit__(struct __pyx_obj_3_sa_BitSet *__pyx_v_self); /* proto */
+static void __pyx_pf_3_sa_6BitSet_2__dealloc__(struct __pyx_obj_3_sa_BitSet *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6BitSet_4__iter__(struct __pyx_obj_3_sa_BitSet *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6BitSet_6insert(struct __pyx_obj_3_sa_BitSet *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_6BitSet_8findsucc(struct __pyx_obj_3_sa_BitSet *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_6BitSet_10__str__(struct __pyx_obj_3_sa_BitSet *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6BitSet_12min(struct __pyx_obj_3_sa_BitSet *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6BitSet_14max(struct __pyx_obj_3_sa_BitSet *__pyx_v_self); /* proto */
+static Py_ssize_t __pyx_pf_3_sa_6BitSet_16__len__(struct __pyx_obj_3_sa_BitSet *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_6BitSet_18__contains__(struct __pyx_obj_3_sa_BitSet *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_11VEBIterator___next__(struct __pyx_obj_3_sa_VEBIterator *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_3VEB___cinit__(struct __pyx_obj_3_sa_VEB *__pyx_v_self, int __pyx_v_size); /* proto */
+static void __pyx_pf_3_sa_3VEB_2__dealloc__(struct __pyx_obj_3_sa_VEB *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_3VEB_4__iter__(struct __pyx_obj_3_sa_VEB *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_3VEB_6insert(struct __pyx_obj_3_sa_VEB *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_3VEB_8findsucc(struct __pyx_obj_3_sa_VEB *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static Py_ssize_t __pyx_pf_3_sa_3VEB_10__len__(struct __pyx_obj_3_sa_VEB *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_3VEB_12__contains__(struct __pyx_obj_3_sa_VEB *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static int __pyx_pf_3_sa_3LCP___cinit__(struct __pyx_obj_3_sa_LCP *__pyx_v_self, struct __pyx_obj_3_sa_SuffixArray *__pyx_v_sa); /* proto */
+static PyObject *__pyx_pf_3_sa_3LCP_2compute_stats(struct __pyx_obj_3_sa_LCP *__pyx_v_self, int __pyx_v_max_n); /* proto */
+static int __pyx_pf_3_sa_8Alphabet___cinit__(struct __pyx_obj_3_sa_Alphabet *__pyx_v_self); /* proto */
+static void __pyx_pf_3_sa_8Alphabet_2__dealloc__(CYTHON_UNUSED struct __pyx_obj_3_sa_Alphabet *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_8Alphabet_9terminals___get__(struct __pyx_obj_3_sa_Alphabet *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_8Alphabet_12nonterminals___get__(struct __pyx_obj_3_sa_Alphabet *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_12make_lattice_genexpr(PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_pf_3_sa_12make_lattice_3genexpr(PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_pf_3_sa_2make_lattice(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_words); /* proto */
+static PyObject *__pyx_pf_3_sa_14decode_lattice_genexpr(PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_pf_3_sa_4decode_lattice(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_lattice); /* proto */
+static PyObject *__pyx_pf_3_sa_15decode_sentence_genexpr(PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6decode_sentence(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_lattice); /* proto */
+static int __pyx_pf_3_sa_6Phrase___cinit__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_words); /* proto */
+static void __pyx_pf_3_sa_6Phrase_2__dealloc__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_4__str__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_6handle(struct __pyx_obj_3_sa_Phrase *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_8strhandle(struct __pyx_obj_3_sa_Phrase *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_10arity(struct __pyx_obj_3_sa_Phrase *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_12getvarpos(struct __pyx_obj_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_14getvar(struct __pyx_obj_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_16clen(struct __pyx_obj_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_k); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_18getchunk(struct __pyx_obj_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_ci); /* proto */
+#if PY_MAJOR_VERSION < 3
+static int __pyx_pf_3_sa_6Phrase_20__cmp__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_other); /* proto */
+#endif
+static Py_hash_t __pyx_pf_3_sa_6Phrase_22__hash__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self); /* proto */
+static Py_ssize_t __pyx_pf_3_sa_6Phrase_24__len__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_26__getitem__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_i); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_28__iter__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_31subst(struct __pyx_obj_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_start, PyObject *__pyx_v_children); /* proto */
+static PyObject *__pyx_pf_3_sa_6Phrase_5words___get__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_4Rule___cinit__(struct __pyx_obj_3_sa_Rule *__pyx_v_self, int __pyx_v_lhs, struct __pyx_obj_3_sa_Phrase *__pyx_v_f, struct __pyx_obj_3_sa_Phrase *__pyx_v_e, PyObject *__pyx_v_scores, PyObject *__pyx_v_word_alignments); /* proto */
+static Py_hash_t __pyx_pf_3_sa_4Rule_2__hash__(struct __pyx_obj_3_sa_Rule *__pyx_v_self); /* proto */
+#if PY_MAJOR_VERSION < 3
+static int __pyx_pf_3_sa_4Rule_4__cmp__(struct __pyx_obj_3_sa_Rule *__pyx_v_self, struct __pyx_obj_3_sa_Rule *__pyx_v_other); /* proto */
+#endif
+static PyObject *__pyx_pf_3_sa_4Rule_6fmerge(struct __pyx_obj_3_sa_Rule *__pyx_v_self, struct __pyx_obj_3_sa_Phrase *__pyx_v_f); /* proto */
+static PyObject *__pyx_pf_3_sa_4Rule_8arity(struct __pyx_obj_3_sa_Rule *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_4Rule_7__str___genexpr(PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_pf_3_sa_4Rule_10__str__(struct __pyx_obj_3_sa_Rule *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_4Rule_12alignments(struct __pyx_obj_3_sa_Rule *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_4Rule_1f___get__(struct __pyx_obj_3_sa_Rule *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_4Rule_1e___get__(struct __pyx_obj_3_sa_Rule *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_7TrieMap___cinit__(struct __pyx_obj_3_sa_TrieMap *__pyx_v_self, int __pyx_v_alphabet_size); /* proto */
+static void __pyx_pf_3_sa_7TrieMap_2__dealloc__(struct __pyx_obj_3_sa_TrieMap *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_7TrieMap_4insert(struct __pyx_obj_3_sa_TrieMap *__pyx_v_self, PyObject *__pyx_v_pattern); /* proto */
+static PyObject *__pyx_pf_3_sa_7TrieMap_6contains(struct __pyx_obj_3_sa_TrieMap *__pyx_v_self, PyObject *__pyx_v_pattern); /* proto */
+static PyObject *__pyx_pf_3_sa_7TrieMap_8toMap(struct __pyx_obj_3_sa_TrieMap *__pyx_v_self, PyObject *__pyx_v_flag); /* proto */
+static int __pyx_pf_3_sa_14Precomputation___cinit__(struct __pyx_obj_3_sa_Precomputation *__pyx_v_self, PyObject *__pyx_v_fsarray, PyObject *__pyx_v_from_stats, PyObject *__pyx_v_from_binary, PyObject *__pyx_v_precompute_rank, PyObject *__pyx_v_precompute_secondary_rank, PyObject *__pyx_v_max_length, PyObject *__pyx_v_max_nonterminals, PyObject *__pyx_v_train_max_initial_size, PyObject *__pyx_v_train_min_gap_size); /* proto */
+static PyObject *__pyx_pf_3_sa_14Precomputation_2read_binary(struct __pyx_obj_3_sa_Precomputation *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_14Precomputation_4write_binary(struct __pyx_obj_3_sa_Precomputation *__pyx_v_self, char *__pyx_v_filename); /* proto */
+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_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 */
+static PyObject *__pyx_pf_3_sa_11SuffixArray_16read_binary(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_11SuffixArray_18write_binary(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_11SuffixArray_20write_enhanced(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, char *__pyx_v_filename); /* proto */
+static PyObject *__pyx_pf_3_sa_11SuffixArray_22lookup(struct __pyx_obj_3_sa_SuffixArray *__pyx_v_self, PyObject *__pyx_v_word, int __pyx_v_offset, int __pyx_v_low, int __pyx_v_high); /* proto */
+static int __pyx_pf_3_sa_8TrieNode___cinit__(struct __pyx_obj_3_sa_TrieNode *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_8TrieNode_8children___get__(struct __pyx_obj_3_sa_TrieNode *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_8TrieNode_8children_2__set__(struct __pyx_obj_3_sa_TrieNode *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
+static int __pyx_pf_3_sa_8TrieNode_8children_4__del__(struct __pyx_obj_3_sa_TrieNode *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_16ExtendedTrieNode___cinit__(struct __pyx_obj_3_sa_ExtendedTrieNode *__pyx_v_self, PyObject *__pyx_v_phrase, PyObject *__pyx_v_phrase_location, PyObject *__pyx_v_suffix_link); /* proto */
+static PyObject *__pyx_pf_3_sa_16ExtendedTrieNode_6phrase___get__(struct __pyx_obj_3_sa_ExtendedTrieNode *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_16ExtendedTrieNode_6phrase_2__set__(struct __pyx_obj_3_sa_ExtendedTrieNode *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
+static int __pyx_pf_3_sa_16ExtendedTrieNode_6phrase_4__del__(struct __pyx_obj_3_sa_ExtendedTrieNode *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_16ExtendedTrieNode_15phrase_location___get__(struct __pyx_obj_3_sa_ExtendedTrieNode *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_16ExtendedTrieNode_15phrase_location_2__set__(struct __pyx_obj_3_sa_ExtendedTrieNode *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
+static int __pyx_pf_3_sa_16ExtendedTrieNode_15phrase_location_4__del__(struct __pyx_obj_3_sa_ExtendedTrieNode *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_16ExtendedTrieNode_11suffix_link___get__(struct __pyx_obj_3_sa_ExtendedTrieNode *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_16ExtendedTrieNode_11suffix_link_2__set__(struct __pyx_obj_3_sa_ExtendedTrieNode *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
+static int __pyx_pf_3_sa_16ExtendedTrieNode_11suffix_link_4__del__(struct __pyx_obj_3_sa_ExtendedTrieNode *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_9TrieTable___cinit__(struct __pyx_obj_3_sa_TrieTable *__pyx_v_self, PyObject *__pyx_v_extended); /* proto */
+static PyObject *__pyx_pf_3_sa_9TrieTable_8extended___get__(struct __pyx_obj_3_sa_TrieTable *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_9TrieTable_8extended_2__set__(struct __pyx_obj_3_sa_TrieTable *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
+static PyObject *__pyx_pf_3_sa_9TrieTable_5count___get__(struct __pyx_obj_3_sa_TrieTable *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_9TrieTable_5count_2__set__(struct __pyx_obj_3_sa_TrieTable *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
+static PyObject *__pyx_pf_3_sa_9TrieTable_4root___get__(struct __pyx_obj_3_sa_TrieTable *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_9TrieTable_4root_2__set__(struct __pyx_obj_3_sa_TrieTable *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
+static int __pyx_pf_3_sa_9TrieTable_4root_4__del__(struct __pyx_obj_3_sa_TrieTable *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_14PhraseLocation___cinit__(struct __pyx_obj_3_sa_PhraseLocation *__pyx_v_self, int __pyx_v_sa_low, int __pyx_v_sa_high, int __pyx_v_arr_low, int __pyx_v_arr_high, PyObject *__pyx_v_arr, int __pyx_v_num_subpatterns); /* proto */
+static int __pyx_pf_3_sa_7Sampler___cinit__(struct __pyx_obj_3_sa_Sampler *__pyx_v_self, int __pyx_v_sample_size, struct __pyx_obj_3_sa_SuffixArray *__pyx_v_fsarray); /* proto */
+static PyObject *__pyx_pf_3_sa_7Sampler_2sample(struct __pyx_obj_3_sa_Sampler *__pyx_v_self, struct __pyx_obj_3_sa_PhraseLocation *__pyx_v_phrase_location); /* proto */
+static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, struct __pyx_obj_3_sa_Alignment *__pyx_v_alignment, float __pyx_v_by_slack_factor, char *__pyx_v_category, PyObject *__pyx_v_max_chunks, unsigned int __pyx_v_max_initial_size, unsigned int __pyx_v_max_length, unsigned int __pyx_v_max_nonterminals, PyObject *__pyx_v_max_target_chunks, PyObject *__pyx_v_max_target_length, unsigned int __pyx_v_min_gap_size, PyObject *__pyx_v_precompute_file, unsigned int __pyx_v_precompute_secondary_rank, unsigned int __pyx_v_precompute_rank, int __pyx_v_require_aligned_terminal, int __pyx_v_require_aligned_chunks, unsigned int __pyx_v_train_max_initial_size, unsigned int __pyx_v_train_min_gap_size, int __pyx_v_tight_phrases, int __pyx_v_use_baeza_yates, int __pyx_v_use_collocations, int __pyx_v_use_index); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_2configure(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, struct __pyx_obj_3_sa_SuffixArray *__pyx_v_fsarray, struct __pyx_obj_3_sa_DataArray *__pyx_v_edarray, struct __pyx_obj_3_sa_Sampler *__pyx_v_sampler, struct __pyx_obj_3_sa_Scorer *__pyx_v_scorer); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_4pattern2phrase(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_pattern); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_6pattern2phrase_plus(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_pattern); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_8precompute(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_10get_precomputed_collocation(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_phrase); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_12advance(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_frontier, PyObject *__pyx_v_res, PyObject *__pyx_v_fwords); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_14get_all_nodes_isteps_away(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_skip, PyObject *__pyx_v_i, PyObject *__pyx_v_spanlen, PyObject *__pyx_v_pathlen, PyObject *__pyx_v_fwords, PyObject *__pyx_v_next_states, PyObject *__pyx_v_reachable_buffer); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_16reachable(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_fwords, PyObject *__pyx_v_ifrom, PyObject *__pyx_v_dist); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_18shortest(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_fwords, PyObject *__pyx_v_ifrom, PyObject *__pyx_v_ito); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_20get_next_states(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v__columns, PyObject *__pyx_v_curr_idx, PyObject *__pyx_v_min_dist); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda2(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda1(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_lambda_funcdef_lambda3(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_x); /* proto */
+static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_22input(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, PyObject *__pyx_v_fwords); /* proto */
+static int __pyx_pf_3_sa_13FeatureVector___cinit__(struct __pyx_obj_3_sa_FeatureVector *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_13FeatureVector_2set(struct __pyx_obj_3_sa_FeatureVector *__pyx_v_self, unsigned int __pyx_v_name, float __pyx_v_value); /* proto */
+static PyObject *__pyx_pf_3_sa_13FeatureVector_4__iter__(struct __pyx_obj_3_sa_FeatureVector *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_3_sa_13FeatureVector_7__str___genexpr(PyObject *__pyx_self); /* proto */
+static PyObject *__pyx_pf_3_sa_13FeatureVector_7__str__(struct __pyx_obj_3_sa_FeatureVector *__pyx_v_self); /* proto */
+static int __pyx_pf_3_sa_6Scorer___init__(struct __pyx_obj_3_sa_Scorer *__pyx_v_self, PyObject *__pyx_v_models); /* proto */
 static char __pyx_k_1[] = ".gz";
 static char __pyx_k_2[] = "Requested index %d of %d-length FloatList";
 static char __pyx_k_3[] = "IntList[";
@@ -2088,8 +2561,10 @@ 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_136[] = "cdec.sa";
-static char __pyx_k_138[] = "*EPS*";
+static char __pyx_k_138[] = "/Users/vchahun/Sandbox/cdec/python/src/sa/_sa.pyx";
+static char __pyx_k_139[] = "cdec.sa";
+static char __pyx_k_143[] = "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi";
+static char __pyx_k_148[] = "*EPS*";
 static char __pyx_k__gc[] = "gc";
 static char __pyx_k__sa[] = "sa";
 static char __pyx_k___sa[] = "_sa";
@@ -2161,7 +2636,6 @@ static char __pyx_k__scorer[] = "scorer";
 static char __pyx_k__scores[] = "scores";
 static char __pyx_k__sorted[] = "sorted";
 static char __pyx_k__source[] = "source";
-static char __pyx_k__string[] = "string";
 static char __pyx_k__unlink[] = "unlink";
 static char __pyx_k__Counter[] = "Counter";
 static char __pyx_k__advance[] = "advance";
@@ -2171,6 +2645,8 @@ 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__genexpr[] = "genexpr";
+static char __pyx_k__lattice[] = "lattice";
 static char __pyx_k__logging[] = "logging";
 static char __pyx_k__matches[] = "matches";
 static char __pyx_k__pathlen[] = "pathlen";
@@ -2199,7 +2675,7 @@ static char __pyx_k__resource[] = "resource";
 static char __pyx_k__ru_stime[] = "ru_stime";
 static char __pyx_k__ru_utime[] = "ru_utime";
 static char __pyx_k__shortest[] = "shortest";
-static char __pyx_k__terminal[] = "terminal";
+static char __pyx_k__word_ids[] = "word_ids";
 static char __pyx_k__Exception[] = "Exception";
 static char __pyx_k__INCREMENT[] = "INCREMENT";
 static char __pyx_k__TypeError[] = "TypeError";
@@ -2245,6 +2721,7 @@ 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__make_lattice[] = "make_lattice";
 static char __pyx_k__min_gap_size[] = "min_gap_size";
 static char __pyx_k__StopIteration[] = "StopIteration";
 static char __pyx_k__alphabet_size[] = "alphabet_size";
@@ -2252,10 +2729,11 @@ static char __pyx_k__fsample_count[] = "fsample_count";
 static char __pyx_k__test_sentence[] = "test_sentence";
 static char __pyx_k__tight_phrases[] = "tight_phrases";
 static char __pyx_k__FeatureContext[] = "FeatureContext";
+static char __pyx_k__decode_lattice[] = "decode_lattice";
 static char __pyx_k__pattern2phrase[] = "pattern2phrase";
 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__decode_sentence[] = "decode_sentence";
 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";
@@ -2306,9 +2784,10 @@ static PyObject *__pyx_kp_s_132;
 static PyObject *__pyx_kp_s_133;
 static PyObject *__pyx_kp_s_134;
 static PyObject *__pyx_kp_s_135;
-static PyObject *__pyx_kp_s_136;
 static PyObject *__pyx_kp_s_138;
+static PyObject *__pyx_kp_s_139;
 static PyObject *__pyx_kp_s_14;
+static PyObject *__pyx_kp_s_143;
 static PyObject *__pyx_kp_s_18;
 static PyObject *__pyx_kp_s_2;
 static PyObject *__pyx_kp_s_21;
@@ -2400,6 +2879,8 @@ static PyObject *__pyx_n_s__collect;
 static PyObject *__pyx_n_s__collections;
 static PyObject *__pyx_n_s__curr_idx;
 static PyObject *__pyx_n_s__debug;
+static PyObject *__pyx_n_s__decode_lattice;
+static PyObject *__pyx_n_s__decode_sentence;
 static PyObject *__pyx_n_s__defaultdict;
 static PyObject *__pyx_n_s__dist;
 static PyObject *__pyx_n_s__e;
@@ -2427,6 +2908,7 @@ static PyObject *__pyx_n_s__fsarray;
 static PyObject *__pyx_n_s__fword;
 static PyObject *__pyx_n_s__fwords;
 static PyObject *__pyx_n_s__gc;
+static PyObject *__pyx_n_s__genexpr;
 static PyObject *__pyx_n_s__getLogger;
 static PyObject *__pyx_n_s__get_e_id;
 static PyObject *__pyx_n_s__get_f_id;
@@ -2457,11 +2939,13 @@ static PyObject *__pyx_n_s__ito;
 static PyObject *__pyx_n_s__j;
 static PyObject *__pyx_n_s__join;
 static PyObject *__pyx_n_s__key;
+static PyObject *__pyx_n_s__lattice;
 static PyObject *__pyx_n_s__lhs;
 static PyObject *__pyx_n_s__logger;
 static PyObject *__pyx_n_s__logging;
 static PyObject *__pyx_n_s__lookup;
 static PyObject *__pyx_n_s__low;
+static PyObject *__pyx_n_s__make_lattice;
 static PyObject *__pyx_n_s__map;
 static PyObject *__pyx_n_s__matches;
 static PyObject *__pyx_n_s__max;
@@ -2527,10 +3011,7 @@ static PyObject *__pyx_n_s__split;
 static PyObject *__pyx_n_s__start;
 static PyObject *__pyx_n_s__stats;
 static PyObject *__pyx_n_s__stop;
-static PyObject *__pyx_n_s__string;
 static PyObject *__pyx_n_s__suffix_link;
-static PyObject *__pyx_n_s__sym_fromstring;
-static PyObject *__pyx_n_s__terminal;
 static PyObject *__pyx_n_s__test_sentence;
 static PyObject *__pyx_n_s__tight_phrases;
 static PyObject *__pyx_n_s__toMap;
@@ -2545,6 +3026,7 @@ static PyObject *__pyx_n_s__w;
 static PyObject *__pyx_n_s__warn;
 static PyObject *__pyx_n_s__word;
 static PyObject *__pyx_n_s__word_alignments;
+static PyObject *__pyx_n_s__word_ids;
 static PyObject *__pyx_n_s__words;
 static PyObject *__pyx_n_s__write;
 static PyObject *__pyx_n_s__write_text;
@@ -2609,7 +3091,15 @@ static PyObject *__pyx_k_tuple_99;
 static PyObject *__pyx_k_tuple_103;
 static PyObject *__pyx_k_tuple_108;
 static PyObject *__pyx_k_tuple_123;
-static PyObject *__pyx_k_tuple_137;
+static PyObject *__pyx_k_tuple_136;
+static PyObject *__pyx_k_tuple_140;
+static PyObject *__pyx_k_tuple_141;
+static PyObject *__pyx_k_tuple_144;
+static PyObject *__pyx_k_tuple_146;
+static PyObject *__pyx_k_codeobj_137;
+static PyObject *__pyx_k_codeobj_142;
+static PyObject *__pyx_k_codeobj_145;
+static PyObject *__pyx_k_codeobj_147;
 
 /* "_sa.pyx":5
  * import gzip
@@ -2630,7 +3120,7 @@ static float __pyx_f_3_sa_monitor_cpu(void) {
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("monitor_cpu");
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 }
 
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-static PyObject *__pyx_pf_3_sa_9FloatList_5append(PyObject *__pyx_v_self, PyObject *__pyx_arg_val) {
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/float_list.pxi":47
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/float_list.pxi":48
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/float_list.pxi":49
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/float_list.pxi":50
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/float_list.pxi":54
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/float_list.pxi":71
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/float_list.pxi":72
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/float_list.pxi":73
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+static int __pyx_pf_3_sa_7IntList___cinit__(struct __pyx_obj_3_sa_IntList *__pyx_v_self, int __pyx_v_size, int __pyx_v_increment, int __pyx_v_initial_len) {
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":13
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":15
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":16
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":17
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":18
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":24
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":25
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":27
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+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":36
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@@ -4044,12 +4634,12 @@ static PyObject *__pyx_pf_3_sa_7IntList_2index(PyObject *__pyx_v_self, PyObject
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-      goto __pyx_L7;
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-    __pyx_L7:;
+    __pyx_L5:;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":37
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":37
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 }
 
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-  PyObject *__pyx_v_pivot = NULL;
-  PyObject *__pyx_v_bottom = NULL;
-  PyObject *__pyx_v_top = NULL;
-  long __pyx_v_done;
-  PyObject *__pyx_r = NULL;
+  PyObject *__pyx_r = 0;
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-  int __pyx_t_3;
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-  Py_ssize_t __pyx_t_5;
-  int __pyx_t_6;
-  int __pyx_lineno = 0;
-  const char *__pyx_filename = NULL;
-  int __pyx_clineno = 0;
-  static PyObject **__pyx_pyargnames[] = {&__pyx_n_s__start,&__pyx_n_s__end,0};
-  __Pyx_RefNannySetupContext("partition");
+  __Pyx_RefNannySetupContext("partition (wrapper)", 0);
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       Py_ssize_t kw_args;
-      switch (PyTuple_GET_SIZE(__pyx_args)) {
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         default: goto __pyx_L5_argtuple_error;
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       kw_args = PyDict_Size(__pyx_kwds);
-      switch (PyTuple_GET_SIZE(__pyx_args)) {
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-        values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__start);
-        if (likely(values[0])) kw_args--;
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-        values[1] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__end);
-        if (likely(values[1])) kw_args--;
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+  __Pyx_RefNannyFinishContext();
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":40
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":39
+ *         return IndexError
+ * 
+ *     def partition(self,start,end):             # <<<<<<<<<<<<<<
+ *         pivot = self.arr[end]
+ *         bottom = start-1
+ */
+
+static PyObject *__pyx_pf_3_sa_7IntList_6partition(struct __pyx_obj_3_sa_IntList *__pyx_v_self, PyObject *__pyx_v_start, PyObject *__pyx_v_end) {
+  PyObject *__pyx_v_pivot = NULL;
+  PyObject *__pyx_v_bottom = NULL;
+  PyObject *__pyx_v_top = NULL;
+  long __pyx_v_done;
+  PyObject *__pyx_r = NULL;
+  __Pyx_RefNannyDeclarations
+  Py_ssize_t __pyx_t_1;
+  PyObject *__pyx_t_2 = NULL;
+  int __pyx_t_3;
+  PyObject *__pyx_t_4 = NULL;
+  Py_ssize_t __pyx_t_5;
+  int __pyx_t_6;
+  int __pyx_lineno = 0;
+  const char *__pyx_filename = NULL;
+  int __pyx_clineno = 0;
+  __Pyx_RefNannySetupContext("partition", 0);
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+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":40
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@@ -4155,12 +4754,12 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
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-  __pyx_t_2 = PyInt_FromLong((((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->arr[__pyx_t_1])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 40; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyInt_FromLong((__pyx_v_self->arr[__pyx_t_1])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 40; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":41
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":41
  *     def partition(self,start,end):
  *         pivot = self.arr[end]
  *         bottom = start-1             # <<<<<<<<<<<<<<
@@ -4172,7 +4771,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
   __pyx_v_bottom = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":42
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":42
  *         pivot = self.arr[end]
  *         bottom = start-1
  *         top = end             # <<<<<<<<<<<<<<
@@ -4182,7 +4781,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
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   __pyx_v_top = __pyx_v_end;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":43
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":43
  *         bottom = start-1
  *         top = end
  *         done = 0             # <<<<<<<<<<<<<<
@@ -4191,7 +4790,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
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   __pyx_v_done = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":44
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":44
  *         top = end
  *         done = 0
  *         while not done:             # <<<<<<<<<<<<<<
@@ -4202,7 +4801,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
     __pyx_t_3 = (!__pyx_v_done);
     if (!__pyx_t_3) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":45
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":45
  *         done = 0
  *         while not done:
  *             while not done:             # <<<<<<<<<<<<<<
@@ -4213,7 +4812,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
       __pyx_t_3 = (!__pyx_v_done);
       if (!__pyx_t_3) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":46
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":46
  *         while not done:
  *             while not done:
  *                 bottom += 1             # <<<<<<<<<<<<<<
@@ -4226,20 +4825,19 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
       __pyx_v_bottom = __pyx_t_2;
       __pyx_t_2 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":47
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":47
  *             while not done:
  *                 bottom += 1
  *                 if bottom == top:             # <<<<<<<<<<<<<<
  *                     done = 1
  *                     break
  */
-      __pyx_t_2 = PyObject_RichCompare(__pyx_v_bottom, __pyx_v_top, Py_EQ); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 47; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_2);
+      __pyx_t_2 = PyObject_RichCompare(__pyx_v_bottom, __pyx_v_top, Py_EQ); __Pyx_XGOTREF(__pyx_t_2); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 47; __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[2]; __pyx_lineno = 47; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":48
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":48
  *                 bottom += 1
  *                 if bottom == top:
  *                     done = 1             # <<<<<<<<<<<<<<
@@ -4248,19 +4846,19 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
  */
         __pyx_v_done = 1;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":49
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":49
  *                 if bottom == top:
  *                     done = 1
  *                     break             # <<<<<<<<<<<<<<
  *                 if self.arr[bottom] > pivot:
  *                     self.arr[top] = self.arr[bottom]
  */
-        goto __pyx_L9_break;
-        goto __pyx_L10;
+        goto __pyx_L6_break;
+        goto __pyx_L7;
       }
-      __pyx_L10:;
+      __pyx_L7:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":50
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":50
  *                     done = 1
  *                     break
  *                 if self.arr[bottom] > pivot:             # <<<<<<<<<<<<<<
@@ -4268,16 +4866,15 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
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-      __pyx_t_2 = PyInt_FromLong((((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->arr[__pyx_t_1])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 50; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_2 = PyInt_FromLong((__pyx_v_self->arr[__pyx_t_1])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 50; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_2);
-      __pyx_t_4 = PyObject_RichCompare(__pyx_t_2, __pyx_v_pivot, Py_GT); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 50; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_4);
+      __pyx_t_4 = PyObject_RichCompare(__pyx_t_2, __pyx_v_pivot, Py_GT); __Pyx_XGOTREF(__pyx_t_4); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 50; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_t_4); if (unlikely(__pyx_t_3 < 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 50; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":51
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":51
  *                     break
  *                 if self.arr[bottom] > pivot:
  *                     self.arr[top] = self.arr[bottom]             # <<<<<<<<<<<<<<
@@ -4286,23 +4883,23 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
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         __pyx_t_1 = __Pyx_PyIndex_AsSsize_t(__pyx_v_bottom); if (unlikely((__pyx_t_1 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 51; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __pyx_t_5 = __Pyx_PyIndex_AsSsize_t(__pyx_v_top); if (unlikely((__pyx_t_5 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 51; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        (((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->arr[__pyx_t_5]) = (((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->arr[__pyx_t_1]);
+        (__pyx_v_self->arr[__pyx_t_5]) = (__pyx_v_self->arr[__pyx_t_1]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":52
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":52
  *                 if self.arr[bottom] > pivot:
  *                     self.arr[top] = self.arr[bottom]
  *                     break             # <<<<<<<<<<<<<<
  *             while not done:
  *                 top -= 1
  */
-        goto __pyx_L9_break;
-        goto __pyx_L11;
+        goto __pyx_L6_break;
+        goto __pyx_L8;
       }
-      __pyx_L11:;
+      __pyx_L8:;
     }
-    __pyx_L9_break:;
+    __pyx_L6_break:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":53
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":53
  *                     self.arr[top] = self.arr[bottom]
  *                     break
  *             while not done:             # <<<<<<<<<<<<<<
@@ -4313,7 +4910,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
       __pyx_t_3 = (!__pyx_v_done);
       if (!__pyx_t_3) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":54
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":54
  *                     break
  *             while not done:
  *                 top -= 1             # <<<<<<<<<<<<<<
@@ -4326,20 +4923,19 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
       __pyx_v_top = __pyx_t_4;
       __pyx_t_4 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":55
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":55
  *             while not done:
  *                 top -= 1
  *                 if top == bottom:             # <<<<<<<<<<<<<<
  *                     done = 1
  *                     break
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-      __pyx_t_4 = PyObject_RichCompare(__pyx_v_top, __pyx_v_bottom, Py_EQ); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_4);
+      __pyx_t_4 = PyObject_RichCompare(__pyx_v_top, __pyx_v_bottom, Py_EQ); __Pyx_XGOTREF(__pyx_t_4); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_t_4); if (unlikely(__pyx_t_3 < 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":56
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":56
  *                 top -= 1
  *                 if top == bottom:
  *                     done = 1             # <<<<<<<<<<<<<<
@@ -4348,19 +4944,19 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
  */
         __pyx_v_done = 1;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":57
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":57
  *                 if top == bottom:
  *                     done = 1
  *                     break             # <<<<<<<<<<<<<<
  *                 if self.arr[top] < pivot:
  *                     self.arr[bottom] = self.arr[top]
  */
-        goto __pyx_L13_break;
-        goto __pyx_L14;
+        goto __pyx_L10_break;
+        goto __pyx_L11;
       }
-      __pyx_L14:;
+      __pyx_L11:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":58
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":58
  *                     done = 1
  *                     break
  *                 if self.arr[top] < pivot:             # <<<<<<<<<<<<<<
@@ -4368,16 +4964,15 @@ static PyObject *__pyx_pf_3_sa_7IntList_3partition(PyObject *__pyx_v_self, PyObj
  *                     break
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-      __Pyx_GOTREF(((PyObject *)__pyx_t_6));
+      __Pyx_GOTREF(__pyx_t_6);
       PyTuple_SET_ITEM(__pyx_t_6, 0, ((PyObject *)__pyx_t_1));
       __Pyx_GIVEREF(((PyObject *)__pyx_t_1));
       __pyx_t_1 = 0;
@@ -4965,11 +5627,11 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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       {__pyx_filename = __pyx_f[2]; __pyx_lineno = 93; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      goto __pyx_L7;
+      goto __pyx_L5;
     }
-    __pyx_L7:;
+    __pyx_L5:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":94
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":94
  *             if j<0 or j>=self.len:
  *                 raise IndexError("Requested index %d of %d-length IntList" % (index, self.len))
  *             return self.arr[j]             # <<<<<<<<<<<<<<
@@ -4977,15 +5639,15 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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-    __pyx_t_1 = PyInt_FromLong((((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->arr[__pyx_v_j])); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 94; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_1 = PyInt_FromLong((__pyx_v_self->arr[__pyx_v_j])); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 94; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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     __pyx_r = __pyx_t_1;
     __pyx_t_1 = 0;
     goto __pyx_L0;
-    goto __pyx_L5;
+    goto __pyx_L3;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":95
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":95
  *                 raise IndexError("Requested index %d of %d-length IntList" % (index, self.len))
  *             return self.arr[j]
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@@ -4998,7 +5660,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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   if (__pyx_t_5) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":96
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":96
  *             return self.arr[j]
  *         elif isinstance(index, slice):
  *             i = index.start             # <<<<<<<<<<<<<<
@@ -5011,7 +5673,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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     __pyx_v_i = __pyx_t_3;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":97
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":97
  *         elif isinstance(index, slice):
  *             i = index.start
  *             j = index.stop             # <<<<<<<<<<<<<<
@@ -5024,7 +5686,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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     __pyx_v_j = __pyx_t_3;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":98
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":98
  *             i = index.start
  *             j = index.stop
  *             if i < 0:             # <<<<<<<<<<<<<<
@@ -5034,19 +5696,19 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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     if (__pyx_t_5) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":99
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":99
  *             j = index.stop
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  *                 i = self.len + i             # <<<<<<<<<<<<<<
  *             if j < 0:
  *                 j = self.len + j
  */
-      __pyx_v_i = (((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->len + __pyx_v_i);
-      goto __pyx_L8;
+      __pyx_v_i = (__pyx_v_self->len + __pyx_v_i);
+      goto __pyx_L6;
     }
-    __pyx_L8:;
+    __pyx_L6:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":100
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":100
  *             if i < 0:
  *                 i = self.len + i
  *             if j < 0:             # <<<<<<<<<<<<<<
@@ -5056,19 +5718,19 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
     __pyx_t_5 = (__pyx_v_j < 0);
     if (__pyx_t_5) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":101
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":101
  *                 i = self.len + i
  *             if j < 0:
  *                 j = self.len + j             # <<<<<<<<<<<<<<
  *             if i < 0 or i >= self.len or j < 0 or j > self.len:
  *                 raise IndexError("Requested index %d:%d of %d-length IntList" % (index.start, index.stop, self.len))
  */
-      __pyx_v_j = (((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->len + __pyx_v_j);
-      goto __pyx_L9;
+      __pyx_v_j = (__pyx_v_self->len + __pyx_v_j);
+      goto __pyx_L7;
     }
-    __pyx_L9:;
+    __pyx_L7:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":102
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":102
  *             if j < 0:
  *                 j = self.len + j
  *             if i < 0 or i >= self.len or j < 0 or j > self.len:             # <<<<<<<<<<<<<<
@@ -5077,11 +5739,11 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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     __pyx_t_5 = (__pyx_v_i < 0);
     if (!__pyx_t_5) {
-      __pyx_t_2 = (__pyx_v_i >= ((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->len);
+      __pyx_t_2 = (__pyx_v_i >= __pyx_v_self->len);
       if (!__pyx_t_2) {
         __pyx_t_4 = (__pyx_v_j < 0);
         if (!__pyx_t_4) {
-          __pyx_t_7 = (__pyx_v_j > ((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->len);
+          __pyx_t_7 = (__pyx_v_j > __pyx_v_self->len);
           __pyx_t_8 = __pyx_t_7;
         } else {
           __pyx_t_8 = __pyx_t_4;
@@ -5096,7 +5758,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
     }
     if (__pyx_t_2) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":103
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":103
  *                 j = self.len + j
  *             if i < 0 or i >= self.len or j < 0 or j > self.len:
  *                 raise IndexError("Requested index %d:%d of %d-length IntList" % (index.start, index.stop, self.len))             # <<<<<<<<<<<<<<
@@ -5107,10 +5769,10 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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       __pyx_t_6 = PyObject_GetAttr(__pyx_v_index, __pyx_n_s__stop); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 103; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-      __pyx_t_9 = PyInt_FromLong(((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->len); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 103; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_9 = PyInt_FromLong(__pyx_v_self->len); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 103; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-      __Pyx_GOTREF(((PyObject *)__pyx_t_10));
+      __Pyx_GOTREF(__pyx_t_10);
       PyTuple_SET_ITEM(__pyx_t_10, 0, __pyx_t_1);
       __Pyx_GIVEREF(__pyx_t_1);
       PyTuple_SET_ITEM(__pyx_t_10, 1, __pyx_t_6);
@@ -5124,7 +5786,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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-      __Pyx_GOTREF(((PyObject *)__pyx_t_10));
+      __Pyx_GOTREF(__pyx_t_10);
       PyTuple_SET_ITEM(__pyx_t_10, 0, ((PyObject *)__pyx_t_9));
       __Pyx_GIVEREF(((PyObject *)__pyx_t_9));
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@@ -5134,11 +5796,11 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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       __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
       {__pyx_filename = __pyx_f[2]; __pyx_lineno = 103; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      goto __pyx_L10;
+      goto __pyx_L8;
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-    __pyx_L10:;
+    __pyx_L8:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":104
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":104
  *             if i < 0 or i >= self.len or j < 0 or j > self.len:
  *                 raise IndexError("Requested index %d:%d of %d-length IntList" % (index.start, index.stop, self.len))
  *             result = ()             # <<<<<<<<<<<<<<
@@ -5148,7 +5810,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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     __pyx_v_result = __pyx_empty_tuple;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":105
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":105
  *                 raise IndexError("Requested index %d:%d of %d-length IntList" % (index.start, index.stop, self.len))
  *             result = ()
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@@ -5158,17 +5820,17 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":106
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":106
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-      __pyx_t_9 = PyInt_FromLong((((struct __pyx_obj_3_sa_IntList *)__pyx_v_self)->arr[__pyx_v_k])); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_9 = PyInt_FromLong((__pyx_v_self->arr[__pyx_v_k])); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-      __Pyx_GOTREF(((PyObject *)__pyx_t_10));
+      __Pyx_GOTREF(__pyx_t_10);
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@@ -5180,7 +5842,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
       __pyx_t_9 = 0;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":107
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":107
  *             for k from i <= k < j:
  *                 result = result + (self.arr[k],)
  *             return result             # <<<<<<<<<<<<<<
@@ -5191,11 +5853,11 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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     __pyx_r = ((PyObject *)__pyx_v_result);
     goto __pyx_L0;
-    goto __pyx_L5;
+    goto __pyx_L3;
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":109
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":109
  *             return result
  *         else:
  *             raise TypeError("Illegal key type %s for IntList" % type(index))             # <<<<<<<<<<<<<<
@@ -5205,7 +5867,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_10));
+    __Pyx_GOTREF(__pyx_t_10);
     PyTuple_SET_ITEM(__pyx_t_10, 0, ((PyObject *)__pyx_t_9));
     __Pyx_GIVEREF(((PyObject *)__pyx_t_9));
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@@ -5216,7 +5878,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
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     {__pyx_filename = __pyx_f[2]; __pyx_lineno = 109; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   }
-  __pyx_L5:;
+  __pyx_L3:;
 
   __pyx_r = Py_None; __Pyx_INCREF(Py_None);
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@@ -5234,7 +5896,7 @@ static PyObject *__pyx_pf_3_sa_7IntList_10__getitem__(PyObject *__pyx_v_self, Py
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":111
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":111
  *             raise TypeError("Illegal key type %s for IntList" % type(index))
  * 
  *     cdef void set(self, int i, int val):             # <<<<<<<<<<<<<<
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   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("set");
+  __Pyx_RefNannySetupContext("set", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":112
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":112
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  *     cdef void set(self, int i, int val):
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@@ -5265,7 +5927,7 @@ static void __pyx_f_3_sa_7IntList_set(struct __pyx_obj_3_sa_IntList *__pyx_v_sel
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   __pyx_v_j = __pyx_v_i;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":113
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":113
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@@ -5275,7 +5937,7 @@ static void __pyx_f_3_sa_7IntList_set(struct __pyx_obj_3_sa_IntList *__pyx_v_sel
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":114
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":114
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  *             j = self.len + i             # <<<<<<<<<<<<<<
@@ -5287,7 +5949,7 @@ static void __pyx_f_3_sa_7IntList_set(struct __pyx_obj_3_sa_IntList *__pyx_v_sel
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":115
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":115
  *         if i<0:
  *             j = self.len + i
  *         if j<0 or j>=self.len:             # <<<<<<<<<<<<<<
@@ -5303,7 +5965,7 @@ static void __pyx_f_3_sa_7IntList_set(struct __pyx_obj_3_sa_IntList *__pyx_v_sel
   }
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":116
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/int_list.pxi":116
  *             j = self.len + i
  *         if j<0 or j>=self.len:
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@@ -5315,7 +5977,7 @@ static void __pyx_f_3_sa_7IntList_set(struct __pyx_obj_3_sa_IntList *__pyx_v_sel
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_6));
+    __Pyx_GOTREF(__pyx_t_6);
     PyTuple_SET_ITEM(__pyx_t_6, 0, __pyx_t_4);
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@@ -5326,7 +5988,7 @@ static void __pyx_f_3_sa_7IntList_set(struct __pyx_obj_3_sa_IntList *__pyx_v_sel
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_6));
+    __Pyx_GOTREF(__pyx_t_6);
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     __Pyx_GIVEREF(((PyObject *)__pyx_t_5));
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@@ -5340,7 +6002,7 @@ static void __pyx_f_3_sa_7IntList_set(struct __pyx_obj_3_sa_IntList *__pyx_v_sel
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/int_list.pxi":117
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":23
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":99
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":99
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+  ((struct __pyx_vtabstruct_3_sa_DataArray *)__pyx_v_self->__pyx_vtab)->read_handle(__pyx_v_self, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":100
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":100
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":102
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   int __pyx_v_word_len;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":107
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":108
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":109
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":110
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":111
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":112
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":113
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":114
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":115
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":115
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":116
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":117
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":117
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":118
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":118
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":119
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":119
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":121
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":121
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":127
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":128
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":128
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":129
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":129
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":130
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":130
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":131
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":132
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-      __pyx_t_1 = PyTuple_GET_ITEM(__pyx_t_3, __pyx_t_2); __Pyx_INCREF(__pyx_t_1); __pyx_t_2++;
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":133
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":134
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":135
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":139
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+static PyObject *__pyx_pf_3_sa_9DataArray_26write_binary(struct __pyx_obj_3_sa_DataArray *__pyx_v_self, char *__pyx_v_filename) {
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":39
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":40
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":49
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":50
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":51
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-  __pyx_v_start = (((struct __pyx_obj_3_sa_Alignment *)__pyx_v_self)->sent_index->arr[__pyx_t_2]);
+  __pyx_v_start = (__pyx_v_self->sent_index->arr[__pyx_t_2]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":102
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":102
  *         result = []
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  *         end = self.sent_index.arr[i+1]             # <<<<<<<<<<<<<<
@@ -10877,9 +11990,9 @@ static PyObject *__pyx_pf_3_sa_9Alignment_8alignment(PyObject *__pyx_v_self, PyO
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-  __pyx_v_end = (((struct __pyx_obj_3_sa_Alignment *)__pyx_v_self)->sent_index->arr[__pyx_t_2]);
+  __pyx_v_end = (__pyx_v_self->sent_index->arr[__pyx_t_2]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":103
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":103
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":104
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":104
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+    __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self), __pyx_n_s__unlink); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 104; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+    __pyx_t_4 = PyInt_FromLong((__pyx_v_self->links->arr[__pyx_v_j])); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 104; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_5));
+    __Pyx_GOTREF(__pyx_t_5);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":105
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":105
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   return __pyx_r;
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-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":15
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":15
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":17
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":17
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":18
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":18
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":19
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":19
  *     n = <_node*> malloc(sizeof(_node))
  *     n.smaller = NULL
  *     n.bigger = NULL             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":20
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":20
  *     n.smaller = NULL
  *     n.bigger = NULL
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":21
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":21
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":22
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":22
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  *     n.val = 0
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-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":25
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":26
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":26
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":27
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":27
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@@ -11057,7 +12167,7 @@ static PyObject *__pyx_f_3_sa_del_node(struct __pyx_t_3_sa__node *__pyx_v_n) {
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":28
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":28
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@@ -11067,7 +12177,7 @@ static PyObject *__pyx_f_3_sa_del_node(struct __pyx_t_3_sa__node *__pyx_v_n) {
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":29
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":29
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@@ -11081,7 +12191,7 @@ static PyObject *__pyx_f_3_sa_del_node(struct __pyx_t_3_sa__node *__pyx_v_n) {
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":30
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":30
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":32
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":32
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":33
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":33
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":34
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":34
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":35
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":35
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":36
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":36
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":37
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":37
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":38
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":38
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":39
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":39
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@@ -11193,7 +12303,7 @@ static int *__pyx_f_3_sa_get_val(struct __pyx_t_3_sa__node *__pyx_v_n, int __pyx
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":41
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":41
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":42
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":42
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":43
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":44
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":54
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+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":54
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+ *     def __cinit__(self, from_text=None, from_data=False, from_binary=None,             # <<<<<<<<<<<<<<
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":55
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":55
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+      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
+      switch (pos_args) {
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-      switch (PyTuple_GET_SIZE(__pyx_args)) {
+      switch (pos_args) {
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@@ -11333,7 +12437,7 @@ static int __pyx_pf_3_sa_5BiLex___cinit__(PyObject *__pyx_v_self, PyObject *__py
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":56
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":54
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+ *             earray=None, fsarray=None, alignment=None):
+ *         self.id2eword = []
+ */
+
+static int __pyx_pf_3_sa_5BiLex___cinit__(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, PyObject *__pyx_v_from_text, PyObject *__pyx_v_from_data, PyObject *__pyx_v_from_binary, PyObject *__pyx_v_earray, PyObject *__pyx_v_fsarray, PyObject *__pyx_v_alignment) {
+  int __pyx_r;
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+  PyObject *__pyx_t_5 = NULL;
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
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-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->id2eword);
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-  ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->id2eword = ((PyObject *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->id2eword);
+  __Pyx_DECREF(__pyx_v_self->id2eword);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":57
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":57
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+  __Pyx_GOTREF(__pyx_t_1);
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-  ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->id2fword = ((PyObject *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->id2fword);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":58
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":58
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-  ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->eword2id = ((PyObject *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->eword2id);
+  __Pyx_DECREF(__pyx_v_self->eword2id);
+  __pyx_v_self->eword2id = ((PyObject *)__pyx_t_1);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":59
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":59
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  *         self.eword2id = {}
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-  ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->fword2id = ((PyObject *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->fword2id);
+  __Pyx_DECREF(__pyx_v_self->fword2id);
+  __pyx_v_self->fword2id = ((PyObject *)__pyx_t_1);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":60
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":60
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-  ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->e_index = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->e_index);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->e_index));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":61
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":61
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  *         self.e_index = IntList()
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-  ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->f_index = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->f_index);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->f_index));
+  __pyx_v_self->f_index = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":62
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":62
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  *         self.f_index = IntList()
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@@ -11463,12 +12592,12 @@ static int __pyx_pf_3_sa_5BiLex___cinit__(PyObject *__pyx_v_self, PyObject *__py
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-  ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->col1 = ((struct __pyx_obj_3_sa_FloatList *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->col1);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->col1));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":63
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":63
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-  ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->col2 = ((struct __pyx_obj_3_sa_FloatList *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->col2);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->col2));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":64
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":64
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":65
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_3));
+    __Pyx_GOTREF(__pyx_t_3);
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@@ -11512,10 +12641,10 @@ static int __pyx_pf_3_sa_5BiLex___cinit__(PyObject *__pyx_v_self, PyObject *__py
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     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
-    goto __pyx_L6;
+    goto __pyx_L3;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":66
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":66
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":67
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+    __pyx_t_5 = ((struct __pyx_vtabstruct_3_sa_BiLex *)__pyx_v_self->__pyx_vtab)->compute_from_data(__pyx_v_self, ((struct __pyx_obj_3_sa_SuffixArray *)__pyx_t_4), ((struct __pyx_obj_3_sa_DataArray *)__pyx_t_3), ((struct __pyx_obj_3_sa_Alignment *)__pyx_t_1)); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 67; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":69
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+    __pyx_t_5 = PyObject_GetAttr(((PyObject *)__pyx_v_self), __pyx_n_s__read_text); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 69; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_5);
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+    __Pyx_GOTREF(__pyx_t_1);
     __Pyx_INCREF(__pyx_v_from_text);
     PyTuple_SET_ITEM(__pyx_t_1, 0, __pyx_v_from_text);
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@@ -11571,7 +12700,7 @@ static int __pyx_pf_3_sa_5BiLex___cinit__(PyObject *__pyx_v_self, PyObject *__py
     __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   }
-  __pyx_L6:;
+  __pyx_L3:;
 
   __pyx_r = 0;
   goto __pyx_L0;
@@ -11587,7 +12716,7 @@ static int __pyx_pf_3_sa_5BiLex___cinit__(PyObject *__pyx_v_self, PyObject *__py
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":72
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":72
  * 
  * 
  *     cdef compute_from_data(self, SuffixArray fsa, DataArray eda, Alignment aa):             # <<<<<<<<<<<<<<
@@ -11639,9 +12768,9 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("compute_from_data");
+  __Pyx_RefNannySetupContext("compute_from_data", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":79
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":79
  *         cdef int null_word
  * 
  *         null_word = 0             # <<<<<<<<<<<<<<
@@ -11650,7 +12779,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   __pyx_v_null_word = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":80
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":80
  * 
  *         null_word = 0
  *         for word in fsa.darray.id2word: # I miss list comprehensions             # <<<<<<<<<<<<<<
@@ -11666,12 +12795,20 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_t_3 = Py_TYPE(__pyx_t_1)->tp_iternext;
   }
   for (;;) {
-    if (PyList_CheckExact(__pyx_t_1)) {
+    if (!__pyx_t_3 && PyList_CheckExact(__pyx_t_1)) {
       if (__pyx_t_2 >= PyList_GET_SIZE(__pyx_t_1)) break;
-      __pyx_t_4 = PyList_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++;
-    } else if (PyTuple_CheckExact(__pyx_t_1)) {
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_4 = PyList_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 80; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_4 = PySequence_ITEM(__pyx_t_1, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 80; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
+    } else if (!__pyx_t_3 && PyTuple_CheckExact(__pyx_t_1)) {
       if (__pyx_t_2 >= PyTuple_GET_SIZE(__pyx_t_1)) break;
-      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++;
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 80; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_4 = PySequence_ITEM(__pyx_t_1, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 80; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
     } else {
       __pyx_t_4 = __pyx_t_3(__pyx_t_1);
       if (unlikely(!__pyx_t_4)) {
@@ -11687,7 +12824,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_v_word = __pyx_t_4;
     __pyx_t_4 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":81
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":81
  *         null_word = 0
  *         for word in fsa.darray.id2word: # I miss list comprehensions
  *             self.id2fword.append(word)             # <<<<<<<<<<<<<<
@@ -11700,7 +12837,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":82
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":82
  *         for word in fsa.darray.id2word: # I miss list comprehensions
  *             self.id2fword.append(word)
  *         self.id2fword[null_word] = "NULL"             # <<<<<<<<<<<<<<
@@ -11709,7 +12846,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
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   if (__Pyx_SetItemInt(__pyx_v_self->id2fword, __pyx_v_null_word, ((PyObject *)__pyx_n_s__NULL), sizeof(int), PyInt_FromLong) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 82; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":83
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":83
  *             self.id2fword.append(word)
  *         self.id2fword[null_word] = "NULL"
  *         for id, word in enumerate(self.id2fword):             # <<<<<<<<<<<<<<
@@ -11727,12 +12864,20 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_t_3 = Py_TYPE(__pyx_t_4)->tp_iternext;
   }
   for (;;) {
-    if (PyList_CheckExact(__pyx_t_4)) {
+    if (!__pyx_t_3 && PyList_CheckExact(__pyx_t_4)) {
       if (__pyx_t_2 >= PyList_GET_SIZE(__pyx_t_4)) break;
-      __pyx_t_5 = PyList_GET_ITEM(__pyx_t_4, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++;
-    } else if (PyTuple_CheckExact(__pyx_t_4)) {
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_5 = PyList_GET_ITEM(__pyx_t_4, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 83; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_5 = PySequence_ITEM(__pyx_t_4, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 83; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
+    } else if (!__pyx_t_3 && PyTuple_CheckExact(__pyx_t_4)) {
       if (__pyx_t_2 >= PyTuple_GET_SIZE(__pyx_t_4)) break;
-      __pyx_t_5 = PyTuple_GET_ITEM(__pyx_t_4, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++;
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_5 = PyTuple_GET_ITEM(__pyx_t_4, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 83; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_5 = PySequence_ITEM(__pyx_t_4, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 83; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
     } else {
       __pyx_t_5 = __pyx_t_3(__pyx_t_4);
       if (unlikely(!__pyx_t_5)) {
@@ -11756,7 +12901,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_t_1 = __pyx_t_5;
     __pyx_t_5 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":84
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":84
  *         self.id2fword[null_word] = "NULL"
  *         for id, word in enumerate(self.id2fword):
  *             self.fword2id[word] = id             # <<<<<<<<<<<<<<
@@ -11768,7 +12913,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":86
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":86
  *             self.fword2id[word] = id
  * 
  *         for word in eda.id2word:             # <<<<<<<<<<<<<<
@@ -11784,12 +12929,20 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_t_3 = Py_TYPE(__pyx_t_1)->tp_iternext;
   }
   for (;;) {
-    if (PyList_CheckExact(__pyx_t_1)) {
+    if (!__pyx_t_3 && PyList_CheckExact(__pyx_t_1)) {
       if (__pyx_t_2 >= PyList_GET_SIZE(__pyx_t_1)) break;
-      __pyx_t_4 = PyList_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++;
-    } else if (PyTuple_CheckExact(__pyx_t_1)) {
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_4 = PyList_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 86; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_4 = PySequence_ITEM(__pyx_t_1, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 86; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
+    } else if (!__pyx_t_3 && PyTuple_CheckExact(__pyx_t_1)) {
       if (__pyx_t_2 >= PyTuple_GET_SIZE(__pyx_t_1)) break;
-      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++;
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 86; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_4 = PySequence_ITEM(__pyx_t_1, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 86; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
     } else {
       __pyx_t_4 = __pyx_t_3(__pyx_t_1);
       if (unlikely(!__pyx_t_4)) {
@@ -11805,7 +12958,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_v_word = __pyx_t_4;
     __pyx_t_4 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":87
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":87
  * 
  *         for word in eda.id2word:
  *             self.id2eword.append(word)             # <<<<<<<<<<<<<<
@@ -11818,7 +12971,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":88
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":88
  *         for word in eda.id2word:
  *             self.id2eword.append(word)
  *         self.id2eword[null_word] = "NULL"             # <<<<<<<<<<<<<<
@@ -11827,7 +12980,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
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   if (__Pyx_SetItemInt(__pyx_v_self->id2eword, __pyx_v_null_word, ((PyObject *)__pyx_n_s__NULL), sizeof(int), PyInt_FromLong) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 88; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":89
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":89
  *             self.id2eword.append(word)
  *         self.id2eword[null_word] = "NULL"
  *         for id, word in enumerate(self.id2eword):             # <<<<<<<<<<<<<<
@@ -11845,12 +12998,20 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_t_3 = Py_TYPE(__pyx_t_4)->tp_iternext;
   }
   for (;;) {
-    if (PyList_CheckExact(__pyx_t_4)) {
+    if (!__pyx_t_3 && PyList_CheckExact(__pyx_t_4)) {
       if (__pyx_t_2 >= PyList_GET_SIZE(__pyx_t_4)) break;
-      __pyx_t_5 = PyList_GET_ITEM(__pyx_t_4, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++;
-    } else if (PyTuple_CheckExact(__pyx_t_4)) {
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_5 = PyList_GET_ITEM(__pyx_t_4, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 89; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_5 = PySequence_ITEM(__pyx_t_4, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 89; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
+    } else if (!__pyx_t_3 && PyTuple_CheckExact(__pyx_t_4)) {
       if (__pyx_t_2 >= PyTuple_GET_SIZE(__pyx_t_4)) break;
-      __pyx_t_5 = PyTuple_GET_ITEM(__pyx_t_4, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++;
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_5 = PyTuple_GET_ITEM(__pyx_t_4, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 89; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_5 = PySequence_ITEM(__pyx_t_4, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 89; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
     } else {
       __pyx_t_5 = __pyx_t_3(__pyx_t_4);
       if (unlikely(!__pyx_t_5)) {
@@ -11874,7 +13035,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_t_1 = __pyx_t_5;
     __pyx_t_5 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":90
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":90
  *         self.id2eword[null_word] = "NULL"
  *         for id, word in enumerate(self.id2eword):
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@@ -11886,7 +13047,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":92
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":92
  *             self.eword2id[word] = id
  * 
  *         num_pairs = 0             # <<<<<<<<<<<<<<
@@ -11895,7 +13056,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   __pyx_v_num_pairs = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":94
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":94
  *         num_pairs = 0
  * 
  *         V_E = len(eda.id2word)             # <<<<<<<<<<<<<<
@@ -11908,7 +13069,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_V_E = __pyx_t_2;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":95
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":95
  * 
  *         V_E = len(eda.id2word)
  *         V_F = len(fsa.darray.id2word)             # <<<<<<<<<<<<<<
@@ -11921,7 +13082,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __pyx_v_V_F = __pyx_t_2;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":96
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":96
  *         V_E = len(eda.id2word)
  *         V_F = len(fsa.darray.id2word)
  *         fmargin = <int*> malloc(V_F*sizeof(int))             # <<<<<<<<<<<<<<
@@ -11930,7 +13091,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   __pyx_v_fmargin = ((int *)malloc((__pyx_v_V_F * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":97
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":97
  *         V_F = len(fsa.darray.id2word)
  *         fmargin = <int*> malloc(V_F*sizeof(int))
  *         emargin = <int*> malloc(V_E*sizeof(int))             # <<<<<<<<<<<<<<
@@ -11939,7 +13100,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   __pyx_v_emargin = ((int *)malloc((__pyx_v_V_E * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":98
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":98
  *         fmargin = <int*> malloc(V_F*sizeof(int))
  *         emargin = <int*> malloc(V_E*sizeof(int))
  *         memset(fmargin, 0, V_F*sizeof(int))             # <<<<<<<<<<<<<<
@@ -11948,7 +13109,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   memset(__pyx_v_fmargin, 0, (__pyx_v_V_F * (sizeof(int))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":99
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":99
  *         emargin = <int*> malloc(V_E*sizeof(int))
  *         memset(fmargin, 0, V_F*sizeof(int))
  *         memset(emargin, 0, V_E*sizeof(int))             # <<<<<<<<<<<<<<
@@ -11957,7 +13118,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   memset(__pyx_v_emargin, 0, (__pyx_v_V_E * (sizeof(int))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":101
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":101
  *         memset(emargin, 0, V_E*sizeof(int))
  * 
  *         dict = <_node**> malloc(V_F*sizeof(_node*))             # <<<<<<<<<<<<<<
@@ -11966,7 +13127,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   __pyx_v_dict = ((struct __pyx_t_3_sa__node **)malloc((__pyx_v_V_F * (sizeof(struct __pyx_t_3_sa__node *)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":102
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":102
  * 
  *         dict = <_node**> malloc(V_F*sizeof(_node*))
  *         memset(dict, 0, V_F*sizeof(_node*))             # <<<<<<<<<<<<<<
@@ -11975,7 +13136,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   memset(__pyx_v_dict, 0, (__pyx_v_V_F * (sizeof(struct __pyx_t_3_sa__node *))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":104
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":104
  *         memset(dict, 0, V_F*sizeof(_node*))
  * 
  *         num_sents = len(fsa.darray.sent_index)             # <<<<<<<<<<<<<<
@@ -11991,7 +13152,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __pyx_v_num_sents = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":105
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":105
  * 
  *         num_sents = len(fsa.darray.sent_index)
  *         for sent_id from 0 <= sent_id < num_sents-1:             # <<<<<<<<<<<<<<
@@ -12004,7 +13165,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   for (__pyx_v_sent_id = 0; __pyx_v_sent_id < __pyx_t_6; __pyx_v_sent_id++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":107
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":107
  *         for sent_id from 0 <= sent_id < num_sents-1:
  * 
  *             fsent = fsa.darray.data.arr + fsa.darray.sent_index.arr[sent_id]             # <<<<<<<<<<<<<<
@@ -12013,7 +13174,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     __pyx_v_fsent = (__pyx_v_fsa->darray->data->arr + (__pyx_v_fsa->darray->sent_index->arr[__pyx_v_sent_id]));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":108
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":108
  * 
  *             fsent = fsa.darray.data.arr + fsa.darray.sent_index.arr[sent_id]
  *             I = fsa.darray.sent_index.arr[sent_id+1] - fsa.darray.sent_index.arr[sent_id] - 1             # <<<<<<<<<<<<<<
@@ -12022,7 +13183,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     __pyx_v_I = (((__pyx_v_fsa->darray->sent_index->arr[(__pyx_v_sent_id + 1)]) - (__pyx_v_fsa->darray->sent_index->arr[__pyx_v_sent_id])) - 1);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":109
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":109
  *             fsent = fsa.darray.data.arr + fsa.darray.sent_index.arr[sent_id]
  *             I = fsa.darray.sent_index.arr[sent_id+1] - fsa.darray.sent_index.arr[sent_id] - 1
  *             faligned = <int*> malloc(I*sizeof(int))             # <<<<<<<<<<<<<<
@@ -12031,7 +13192,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     __pyx_v_faligned = ((int *)malloc((__pyx_v_I * (sizeof(int)))));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":110
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":110
  *             I = fsa.darray.sent_index.arr[sent_id+1] - fsa.darray.sent_index.arr[sent_id] - 1
  *             faligned = <int*> malloc(I*sizeof(int))
  *             memset(faligned, 0, I*sizeof(int))             # <<<<<<<<<<<<<<
@@ -12040,7 +13201,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     memset(__pyx_v_faligned, 0, (__pyx_v_I * (sizeof(int))));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":112
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":112
  *             memset(faligned, 0, I*sizeof(int))
  * 
  *             esent = eda.data.arr + eda.sent_index.arr[sent_id]             # <<<<<<<<<<<<<<
@@ -12049,7 +13210,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     __pyx_v_esent = (__pyx_v_eda->data->arr + (__pyx_v_eda->sent_index->arr[__pyx_v_sent_id]));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":113
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":113
  * 
  *             esent = eda.data.arr + eda.sent_index.arr[sent_id]
  *             J = eda.sent_index.arr[sent_id+1] - eda.sent_index.arr[sent_id] - 1             # <<<<<<<<<<<<<<
@@ -12058,7 +13219,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     __pyx_v_J = (((__pyx_v_eda->sent_index->arr[(__pyx_v_sent_id + 1)]) - (__pyx_v_eda->sent_index->arr[__pyx_v_sent_id])) - 1);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":114
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":114
  *             esent = eda.data.arr + eda.sent_index.arr[sent_id]
  *             J = eda.sent_index.arr[sent_id+1] - eda.sent_index.arr[sent_id] - 1
  *             ealigned = <int*> malloc(J*sizeof(int))             # <<<<<<<<<<<<<<
@@ -12067,7 +13228,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     __pyx_v_ealigned = ((int *)malloc((__pyx_v_J * (sizeof(int)))));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":115
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":115
  *             J = eda.sent_index.arr[sent_id+1] - eda.sent_index.arr[sent_id] - 1
  *             ealigned = <int*> malloc(J*sizeof(int))
  *             memset(ealigned, 0, J*sizeof(int))             # <<<<<<<<<<<<<<
@@ -12076,7 +13237,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     memset(__pyx_v_ealigned, 0, (__pyx_v_J * (sizeof(int))));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":117
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":117
  *             memset(ealigned, 0, J*sizeof(int))
  * 
  *             links = aa._get_sent_links(sent_id, &num_links)             # <<<<<<<<<<<<<<
@@ -12085,7 +13246,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     __pyx_v_links = ((struct __pyx_vtabstruct_3_sa_Alignment *)__pyx_v_aa->__pyx_vtab)->_get_sent_links(__pyx_v_aa, __pyx_v_sent_id, (&__pyx_v_num_links));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":119
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":119
  *             links = aa._get_sent_links(sent_id, &num_links)
  * 
  *             for l from 0 <= l < num_links:             # <<<<<<<<<<<<<<
@@ -12095,7 +13256,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_t_7 = __pyx_v_num_links;
     for (__pyx_v_l = 0; __pyx_v_l < __pyx_t_7; __pyx_v_l++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":120
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":120
  * 
  *             for l from 0 <= l < num_links:
  *                 i = links[l*2]             # <<<<<<<<<<<<<<
@@ -12104,7 +13265,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
       __pyx_v_i = (__pyx_v_links[(__pyx_v_l * 2)]);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":121
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":121
  *             for l from 0 <= l < num_links:
  *                 i = links[l*2]
  *                 j = links[l*2+1]             # <<<<<<<<<<<<<<
@@ -12113,7 +13274,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
       __pyx_v_j = (__pyx_v_links[((__pyx_v_l * 2) + 1)]);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":122
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":122
  *                 i = links[l*2]
  *                 j = links[l*2+1]
  *                 if i >= I or j >= J:             # <<<<<<<<<<<<<<
@@ -12129,7 +13290,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       }
       if (__pyx_t_10) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":123
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":123
  *                 j = links[l*2+1]
  *                 if i >= I or j >= J:
  *                     raise Exception("%d-%d out of bounds (I=%d,J=%d) in line %d\n" % (i,j,I,J,sent_id+1))             # <<<<<<<<<<<<<<
@@ -12147,7 +13308,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
         __pyx_t_12 = PyInt_FromLong((__pyx_v_sent_id + 1)); if (unlikely(!__pyx_t_12)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 123; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_12);
         __pyx_t_13 = PyTuple_New(5); if (unlikely(!__pyx_t_13)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 123; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        __Pyx_GOTREF(((PyObject *)__pyx_t_13));
+        __Pyx_GOTREF(__pyx_t_13);
         PyTuple_SET_ITEM(__pyx_t_13, 0, __pyx_t_1);
         __Pyx_GIVEREF(__pyx_t_1);
         PyTuple_SET_ITEM(__pyx_t_13, 1, __pyx_t_4);
@@ -12167,7 +13328,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
         __Pyx_GOTREF(((PyObject *)__pyx_t_12));
         __Pyx_DECREF(((PyObject *)__pyx_t_13)); __pyx_t_13 = 0;
         __pyx_t_13 = PyTuple_New(1); if (unlikely(!__pyx_t_13)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 123; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        __Pyx_GOTREF(((PyObject *)__pyx_t_13));
+        __Pyx_GOTREF(__pyx_t_13);
         PyTuple_SET_ITEM(__pyx_t_13, 0, ((PyObject *)__pyx_t_12));
         __Pyx_GIVEREF(((PyObject *)__pyx_t_12));
         __pyx_t_12 = 0;
@@ -12181,7 +13342,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       }
       __pyx_L15:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":124
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":124
  *                 if i >= I or j >= J:
  *                     raise Exception("%d-%d out of bounds (I=%d,J=%d) in line %d\n" % (i,j,I,J,sent_id+1))
  *                 f_i = fsent[i]             # <<<<<<<<<<<<<<
@@ -12190,7 +13351,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
       __pyx_v_f_i = (__pyx_v_fsent[__pyx_v_i]);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":125
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":125
  *                     raise Exception("%d-%d out of bounds (I=%d,J=%d) in line %d\n" % (i,j,I,J,sent_id+1))
  *                 f_i = fsent[i]
  *                 e_j = esent[j]             # <<<<<<<<<<<<<<
@@ -12199,7 +13360,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
       __pyx_v_e_j = (__pyx_v_esent[__pyx_v_j]);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":126
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":126
  *                 f_i = fsent[i]
  *                 e_j = esent[j]
  *                 fmargin[f_i] = fmargin[f_i]+1             # <<<<<<<<<<<<<<
@@ -12208,7 +13369,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
       (__pyx_v_fmargin[__pyx_v_f_i]) = ((__pyx_v_fmargin[__pyx_v_f_i]) + 1);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":127
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":127
  *                 e_j = esent[j]
  *                 fmargin[f_i] = fmargin[f_i]+1
  *                 emargin[e_j] = emargin[e_j]+1             # <<<<<<<<<<<<<<
@@ -12217,7 +13378,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
       (__pyx_v_emargin[__pyx_v_e_j]) = ((__pyx_v_emargin[__pyx_v_e_j]) + 1);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":128
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":128
  *                 fmargin[f_i] = fmargin[f_i]+1
  *                 emargin[e_j] = emargin[e_j]+1
  *                 if dict[f_i] == NULL:             # <<<<<<<<<<<<<<
@@ -12227,7 +13388,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       __pyx_t_10 = ((__pyx_v_dict[__pyx_v_f_i]) == NULL);
       if (__pyx_t_10) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":129
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":129
  *                 emargin[e_j] = emargin[e_j]+1
  *                 if dict[f_i] == NULL:
  *                     dict[f_i] = new_node(e_j)             # <<<<<<<<<<<<<<
@@ -12236,7 +13397,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
         (__pyx_v_dict[__pyx_v_f_i]) = __pyx_f_3_sa_new_node(__pyx_v_e_j);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":130
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":130
  *                 if dict[f_i] == NULL:
  *                     dict[f_i] = new_node(e_j)
  *                     dict[f_i].val = 1             # <<<<<<<<<<<<<<
@@ -12245,7 +13406,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
         (__pyx_v_dict[__pyx_v_f_i])->val = 1;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":131
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":131
  *                     dict[f_i] = new_node(e_j)
  *                     dict[f_i].val = 1
  *                     num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -12257,7 +13418,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":133
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":133
  *                     num_pairs = num_pairs + 1
  *                 else:
  *                     count = get_val(dict[f_i], e_j)             # <<<<<<<<<<<<<<
@@ -12266,7 +13427,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
         __pyx_v_count = __pyx_f_3_sa_get_val((__pyx_v_dict[__pyx_v_f_i]), __pyx_v_e_j);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":134
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":134
  *                 else:
  *                     count = get_val(dict[f_i], e_j)
  *                     if count[0] == 0:             # <<<<<<<<<<<<<<
@@ -12276,7 +13437,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
         __pyx_t_10 = ((__pyx_v_count[0]) == 0);
         if (__pyx_t_10) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":135
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":135
  *                     count = get_val(dict[f_i], e_j)
  *                     if count[0] == 0:
  *                         num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -12288,7 +13449,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
         }
         __pyx_L17:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":136
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":136
  *                     if count[0] == 0:
  *                         num_pairs = num_pairs + 1
  *                     count[0] = count[0] + 1             # <<<<<<<<<<<<<<
@@ -12299,7 +13460,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       }
       __pyx_L16:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":138
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":138
  *                     count[0] = count[0] + 1
  *                 # add count
  *                 faligned[i] = 1             # <<<<<<<<<<<<<<
@@ -12308,7 +13469,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
       (__pyx_v_faligned[__pyx_v_i]) = 1;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":139
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":139
  *                 # add count
  *                 faligned[i] = 1
  *                 ealigned[j] = 1             # <<<<<<<<<<<<<<
@@ -12318,7 +13479,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       (__pyx_v_ealigned[__pyx_v_j]) = 1;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":140
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":140
  *                 faligned[i] = 1
  *                 ealigned[j] = 1
  *             for i from 0 <= i < I:             # <<<<<<<<<<<<<<
@@ -12328,7 +13489,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_t_7 = __pyx_v_I;
     for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_7; __pyx_v_i++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":141
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":141
  *                 ealigned[j] = 1
  *             for i from 0 <= i < I:
  *                 if faligned[i] == 0:             # <<<<<<<<<<<<<<
@@ -12338,7 +13499,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       __pyx_t_10 = ((__pyx_v_faligned[__pyx_v_i]) == 0);
       if (__pyx_t_10) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":142
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":142
  *             for i from 0 <= i < I:
  *                 if faligned[i] == 0:
  *                     f_i = fsent[i]             # <<<<<<<<<<<<<<
@@ -12347,7 +13508,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
         __pyx_v_f_i = (__pyx_v_fsent[__pyx_v_i]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":143
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":143
  *                 if faligned[i] == 0:
  *                     f_i = fsent[i]
  *                     fmargin[f_i] = fmargin[f_i] + 1             # <<<<<<<<<<<<<<
@@ -12356,7 +13517,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
         (__pyx_v_fmargin[__pyx_v_f_i]) = ((__pyx_v_fmargin[__pyx_v_f_i]) + 1);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":144
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":144
  *                     f_i = fsent[i]
  *                     fmargin[f_i] = fmargin[f_i] + 1
  *                     emargin[null_word] = emargin[null_word] + 1             # <<<<<<<<<<<<<<
@@ -12365,7 +13526,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
         (__pyx_v_emargin[__pyx_v_null_word]) = ((__pyx_v_emargin[__pyx_v_null_word]) + 1);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":145
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":145
  *                     fmargin[f_i] = fmargin[f_i] + 1
  *                     emargin[null_word] = emargin[null_word] + 1
  *                     if dict[f_i] == NULL:             # <<<<<<<<<<<<<<
@@ -12375,7 +13536,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
         __pyx_t_10 = ((__pyx_v_dict[__pyx_v_f_i]) == NULL);
         if (__pyx_t_10) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":146
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":146
  *                     emargin[null_word] = emargin[null_word] + 1
  *                     if dict[f_i] == NULL:
  *                         dict[f_i] = new_node(null_word)             # <<<<<<<<<<<<<<
@@ -12384,7 +13545,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
           (__pyx_v_dict[__pyx_v_f_i]) = __pyx_f_3_sa_new_node(__pyx_v_null_word);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":147
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":147
  *                     if dict[f_i] == NULL:
  *                         dict[f_i] = new_node(null_word)
  *                         dict[f_i].val = 1             # <<<<<<<<<<<<<<
@@ -12393,7 +13554,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
           (__pyx_v_dict[__pyx_v_f_i])->val = 1;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":148
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":148
  *                         dict[f_i] = new_node(null_word)
  *                         dict[f_i].val = 1
  *                         num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -12405,7 +13566,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":150
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":150
  *                         num_pairs = num_pairs + 1
  *                     else:
  *                         count = get_val(dict[f_i], null_word)             # <<<<<<<<<<<<<<
@@ -12414,7 +13575,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
           __pyx_v_count = __pyx_f_3_sa_get_val((__pyx_v_dict[__pyx_v_f_i]), __pyx_v_null_word);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":151
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":151
  *                     else:
  *                         count = get_val(dict[f_i], null_word)
  *                         if count[0] == 0:             # <<<<<<<<<<<<<<
@@ -12424,7 +13585,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
           __pyx_t_10 = ((__pyx_v_count[0]) == 0);
           if (__pyx_t_10) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":152
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":152
  *                         count = get_val(dict[f_i], null_word)
  *                         if count[0] == 0:
  *                             num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -12436,7 +13597,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
           }
           __pyx_L22:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":153
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":153
  *                         if count[0] == 0:
  *                             num_pairs = num_pairs + 1
  *                         count[0] = count[0] + 1             # <<<<<<<<<<<<<<
@@ -12451,7 +13612,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       __pyx_L20:;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":154
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":154
  *                             num_pairs = num_pairs + 1
  *                         count[0] = count[0] + 1
  *             for j from 0 <= j < J:             # <<<<<<<<<<<<<<
@@ -12461,7 +13622,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_t_7 = __pyx_v_J;
     for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_7; __pyx_v_j++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":155
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":155
  *                         count[0] = count[0] + 1
  *             for j from 0 <= j < J:
  *                 if ealigned[j] == 0:             # <<<<<<<<<<<<<<
@@ -12471,7 +13632,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       __pyx_t_10 = ((__pyx_v_ealigned[__pyx_v_j]) == 0);
       if (__pyx_t_10) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":156
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":156
  *             for j from 0 <= j < J:
  *                 if ealigned[j] == 0:
  *                     e_j = esent[j]             # <<<<<<<<<<<<<<
@@ -12480,7 +13641,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
         __pyx_v_e_j = (__pyx_v_esent[__pyx_v_j]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":157
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":157
  *                 if ealigned[j] == 0:
  *                     e_j = esent[j]
  *                     fmargin[null_word] = fmargin[null_word] + 1             # <<<<<<<<<<<<<<
@@ -12489,7 +13650,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
         (__pyx_v_fmargin[__pyx_v_null_word]) = ((__pyx_v_fmargin[__pyx_v_null_word]) + 1);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":158
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":158
  *                     e_j = esent[j]
  *                     fmargin[null_word] = fmargin[null_word] + 1
  *                     emargin[e_j] = emargin[e_j] + 1             # <<<<<<<<<<<<<<
@@ -12498,7 +13659,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
         (__pyx_v_emargin[__pyx_v_e_j]) = ((__pyx_v_emargin[__pyx_v_e_j]) + 1);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":159
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":159
  *                     fmargin[null_word] = fmargin[null_word] + 1
  *                     emargin[e_j] = emargin[e_j] + 1
  *                     if dict[null_word] == NULL:             # <<<<<<<<<<<<<<
@@ -12508,7 +13669,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
         __pyx_t_10 = ((__pyx_v_dict[__pyx_v_null_word]) == NULL);
         if (__pyx_t_10) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":160
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":160
  *                     emargin[e_j] = emargin[e_j] + 1
  *                     if dict[null_word] == NULL:
  *                         dict[null_word] = new_node(e_j)             # <<<<<<<<<<<<<<
@@ -12517,7 +13678,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
           (__pyx_v_dict[__pyx_v_null_word]) = __pyx_f_3_sa_new_node(__pyx_v_e_j);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":161
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":161
  *                     if dict[null_word] == NULL:
  *                         dict[null_word] = new_node(e_j)
  *                         dict[null_word].val = 1             # <<<<<<<<<<<<<<
@@ -12526,7 +13687,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
           (__pyx_v_dict[__pyx_v_null_word])->val = 1;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":162
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":162
  *                         dict[null_word] = new_node(e_j)
  *                         dict[null_word].val = 1
  *                         num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -12538,7 +13699,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":164
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":164
  *                         num_pairs = num_pairs + 1
  *                     else:
  *                         count = get_val(dict[null_word], e_j)             # <<<<<<<<<<<<<<
@@ -12547,7 +13708,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
           __pyx_v_count = __pyx_f_3_sa_get_val((__pyx_v_dict[__pyx_v_null_word]), __pyx_v_e_j);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":165
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":165
  *                     else:
  *                         count = get_val(dict[null_word], e_j)
  *                         if count[0] == 0:             # <<<<<<<<<<<<<<
@@ -12557,7 +13718,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
           __pyx_t_10 = ((__pyx_v_count[0]) == 0);
           if (__pyx_t_10) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":166
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":166
  *                         count = get_val(dict[null_word], e_j)
  *                         if count[0] == 0:
  *                             num_pairs = num_pairs + 1             # <<<<<<<<<<<<<<
@@ -12569,7 +13730,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
           }
           __pyx_L27:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":167
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":167
  *                         if count[0] == 0:
  *                             num_pairs = num_pairs + 1
  *                         count[0] = count[0] + 1             # <<<<<<<<<<<<<<
@@ -12584,7 +13745,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       __pyx_L25:;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":168
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":168
  *                             num_pairs = num_pairs + 1
  *                         count[0] = count[0] + 1
  *             free(links)             # <<<<<<<<<<<<<<
@@ -12593,7 +13754,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     free(__pyx_v_links);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":169
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":169
  *                         count[0] = count[0] + 1
  *             free(links)
  *             free(faligned)             # <<<<<<<<<<<<<<
@@ -12602,7 +13763,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     free(__pyx_v_faligned);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":170
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":170
  *             free(links)
  *             free(faligned)
  *             free(ealigned)             # <<<<<<<<<<<<<<
@@ -12612,7 +13773,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     free(__pyx_v_ealigned);
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":171
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":171
  *             free(faligned)
  *             free(ealigned)
  *         self.f_index = IntList(initial_len=V_F)             # <<<<<<<<<<<<<<
@@ -12625,7 +13786,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __Pyx_GOTREF(__pyx_t_13);
   if (PyDict_SetItem(__pyx_t_12, ((PyObject *)__pyx_n_s__initial_len), __pyx_t_13) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 171; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_13); __pyx_t_13 = 0;
-  __pyx_t_13 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_12)); if (unlikely(!__pyx_t_13)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 171; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_13 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_12)); if (unlikely(!__pyx_t_13)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 171; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_13);
   __Pyx_DECREF(((PyObject *)__pyx_t_12)); __pyx_t_12 = 0;
   __Pyx_GIVEREF(__pyx_t_13);
@@ -12634,7 +13795,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __pyx_v_self->f_index = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_13);
   __pyx_t_13 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":172
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":172
  *             free(ealigned)
  *         self.f_index = IntList(initial_len=V_F)
  *         self.e_index = IntList(initial_len=num_pairs)             # <<<<<<<<<<<<<<
@@ -12647,7 +13808,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __Pyx_GOTREF(__pyx_t_12);
   if (PyDict_SetItem(__pyx_t_13, ((PyObject *)__pyx_n_s__initial_len), __pyx_t_12) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 172; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_12); __pyx_t_12 = 0;
-  __pyx_t_12 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_13)); if (unlikely(!__pyx_t_12)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 172; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_12 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_13)); if (unlikely(!__pyx_t_12)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 172; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_12);
   __Pyx_DECREF(((PyObject *)__pyx_t_13)); __pyx_t_13 = 0;
   __Pyx_GIVEREF(__pyx_t_12);
@@ -12656,7 +13817,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __pyx_v_self->e_index = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_12);
   __pyx_t_12 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":173
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":173
  *         self.f_index = IntList(initial_len=V_F)
  *         self.e_index = IntList(initial_len=num_pairs)
  *         self.col1 = FloatList(initial_len=num_pairs)             # <<<<<<<<<<<<<<
@@ -12669,7 +13830,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __Pyx_GOTREF(__pyx_t_13);
   if (PyDict_SetItem(__pyx_t_12, ((PyObject *)__pyx_n_s__initial_len), __pyx_t_13) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 173; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_13); __pyx_t_13 = 0;
-  __pyx_t_13 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_FloatList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_12)); if (unlikely(!__pyx_t_13)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 173; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_13 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_FloatList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_12)); if (unlikely(!__pyx_t_13)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 173; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_13);
   __Pyx_DECREF(((PyObject *)__pyx_t_12)); __pyx_t_12 = 0;
   __Pyx_GIVEREF(__pyx_t_13);
@@ -12678,7 +13839,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __pyx_v_self->col1 = ((struct __pyx_obj_3_sa_FloatList *)__pyx_t_13);
   __pyx_t_13 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":174
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":174
  *         self.e_index = IntList(initial_len=num_pairs)
  *         self.col1 = FloatList(initial_len=num_pairs)
  *         self.col2 = FloatList(initial_len=num_pairs)             # <<<<<<<<<<<<<<
@@ -12691,7 +13852,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __Pyx_GOTREF(__pyx_t_12);
   if (PyDict_SetItem(__pyx_t_13, ((PyObject *)__pyx_n_s__initial_len), __pyx_t_12) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 174; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_12); __pyx_t_12 = 0;
-  __pyx_t_12 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_FloatList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_13)); if (unlikely(!__pyx_t_12)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 174; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_12 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_FloatList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_13)); if (unlikely(!__pyx_t_12)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 174; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_12);
   __Pyx_DECREF(((PyObject *)__pyx_t_13)); __pyx_t_13 = 0;
   __Pyx_GIVEREF(__pyx_t_12);
@@ -12700,7 +13861,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __pyx_v_self->col2 = ((struct __pyx_obj_3_sa_FloatList *)__pyx_t_12);
   __pyx_t_12 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":176
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":176
  *         self.col2 = FloatList(initial_len=num_pairs)
  * 
  *         num_pairs = 0             # <<<<<<<<<<<<<<
@@ -12709,7 +13870,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   __pyx_v_num_pairs = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":177
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":177
  * 
  *         num_pairs = 0
  *         for i from 0 <= i < V_F:             # <<<<<<<<<<<<<<
@@ -12719,7 +13880,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   __pyx_t_6 = __pyx_v_V_F;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_6; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":179
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":179
  *         for i from 0 <= i < V_F:
  *             #self.f_index[i] = num_pairs
  *             self.f_index.set(i, num_pairs)             # <<<<<<<<<<<<<<
@@ -12728,7 +13889,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
     ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_self->f_index->__pyx_vtab)->set(__pyx_v_self->f_index, __pyx_v_i, __pyx_v_num_pairs);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":180
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":180
  *             #self.f_index[i] = num_pairs
  *             self.f_index.set(i, num_pairs)
  *             if dict[i] != NULL:             # <<<<<<<<<<<<<<
@@ -12738,7 +13899,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_t_10 = ((__pyx_v_dict[__pyx_v_i]) != NULL);
     if (__pyx_t_10) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":181
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":181
  *             self.f_index.set(i, num_pairs)
  *             if dict[i] != NULL:
  *                 self._add_node(dict[i], &num_pairs, float(fmargin[i]), emargin)             # <<<<<<<<<<<<<<
@@ -12749,7 +13910,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
       __Pyx_GOTREF(__pyx_t_12);
       __Pyx_DECREF(__pyx_t_12); __pyx_t_12 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":182
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":182
  *             if dict[i] != NULL:
  *                 self._add_node(dict[i], &num_pairs, float(fmargin[i]), emargin)
  *                 del_node(dict[i])             # <<<<<<<<<<<<<<
@@ -12764,7 +13925,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
     __pyx_L30:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":183
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":183
  *                 self._add_node(dict[i], &num_pairs, float(fmargin[i]), emargin)
  *                 del_node(dict[i])
  *         free(fmargin)             # <<<<<<<<<<<<<<
@@ -12773,7 +13934,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   free(__pyx_v_fmargin);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":184
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":184
  *                 del_node(dict[i])
  *         free(fmargin)
  *         free(emargin)             # <<<<<<<<<<<<<<
@@ -12782,7 +13943,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   free(__pyx_v_emargin);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":185
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":185
  *         free(fmargin)
  *         free(emargin)
  *         free(dict)             # <<<<<<<<<<<<<<
@@ -12791,7 +13952,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
  */
   free(__pyx_v_dict);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":186
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":186
  *         free(emargin)
  *         free(dict)
  *         return             # <<<<<<<<<<<<<<
@@ -12822,7 +13983,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_compute_from_data(struct __pyx_obj_3_sa_BiL
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":189
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":189
  * 
  * 
  *     cdef _add_node(self, _node* n, int* num_pairs, float fmargin, int* emargin):             # <<<<<<<<<<<<<<
@@ -12839,9 +14000,9 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("_add_node");
+  __Pyx_RefNannySetupContext("_add_node", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":191
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":191
  *     cdef _add_node(self, _node* n, int* num_pairs, float fmargin, int* emargin):
  *         cdef int loc
  *         if n.smaller != NULL:             # <<<<<<<<<<<<<<
@@ -12851,7 +14012,7 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
   __pyx_t_1 = (__pyx_v_n->smaller != NULL);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":192
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":192
  *         cdef int loc
  *         if n.smaller != NULL:
  *             self._add_node(n.smaller, num_pairs, fmargin, emargin)             # <<<<<<<<<<<<<<
@@ -12865,7 +14026,7 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":193
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":193
  *         if n.smaller != NULL:
  *             self._add_node(n.smaller, num_pairs, fmargin, emargin)
  *         loc = num_pairs[0]             # <<<<<<<<<<<<<<
@@ -12874,7 +14035,7 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
  */
   __pyx_v_loc = (__pyx_v_num_pairs[0]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":194
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":194
  *             self._add_node(n.smaller, num_pairs, fmargin, emargin)
  *         loc = num_pairs[0]
  *         self.e_index.set(loc, n.key)             # <<<<<<<<<<<<<<
@@ -12883,7 +14044,7 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
  */
   ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_self->e_index->__pyx_vtab)->set(__pyx_v_self->e_index, __pyx_v_loc, __pyx_v_n->key);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":195
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":195
  *         loc = num_pairs[0]
  *         self.e_index.set(loc, n.key)
  *         self.col1.set(loc, float(n.val)/fmargin)             # <<<<<<<<<<<<<<
@@ -12896,7 +14057,7 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
   }
   ((struct __pyx_vtabstruct_3_sa_FloatList *)__pyx_v_self->col1->__pyx_vtab)->set(__pyx_v_self->col1, __pyx_v_loc, (((double)__pyx_v_n->val) / __pyx_v_fmargin));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":196
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":196
  *         self.e_index.set(loc, n.key)
  *         self.col1.set(loc, float(n.val)/fmargin)
  *         self.col2.set(loc, float(n.val)/float(emargin[n.key]))             # <<<<<<<<<<<<<<
@@ -12909,7 +14070,7 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
   }
   ((struct __pyx_vtabstruct_3_sa_FloatList *)__pyx_v_self->col2->__pyx_vtab)->set(__pyx_v_self->col2, __pyx_v_loc, (((double)__pyx_v_n->val) / ((double)(__pyx_v_emargin[__pyx_v_n->key]))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":197
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":197
  *         self.col1.set(loc, float(n.val)/fmargin)
  *         self.col2.set(loc, float(n.val)/float(emargin[n.key]))
  *         num_pairs[0] = loc + 1             # <<<<<<<<<<<<<<
@@ -12918,7 +14079,7 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
  */
   (__pyx_v_num_pairs[0]) = (__pyx_v_loc + 1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":198
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":198
  *         self.col2.set(loc, float(n.val)/float(emargin[n.key]))
  *         num_pairs[0] = loc + 1
  *         if n.bigger != NULL:             # <<<<<<<<<<<<<<
@@ -12928,7 +14089,7 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
   __pyx_t_1 = (__pyx_v_n->bigger != NULL);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":199
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":199
  *         num_pairs[0] = loc + 1
  *         if n.bigger != NULL:
  *             self._add_node(n.bigger, num_pairs, fmargin, emargin)             # <<<<<<<<<<<<<<
@@ -12954,7 +14115,28 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":202
+/* Python wrapper */
+static PyObject *__pyx_pw_3_sa_5BiLex_3write_binary(PyObject *__pyx_v_self, PyObject *__pyx_arg_filename); /*proto*/
+static PyObject *__pyx_pw_3_sa_5BiLex_3write_binary(PyObject *__pyx_v_self, PyObject *__pyx_arg_filename) {
+  char *__pyx_v_filename;
+  PyObject *__pyx_r = 0;
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("write_binary (wrapper)", 0);
+  assert(__pyx_arg_filename); {
+    __pyx_v_filename = PyBytes_AsString(__pyx_arg_filename); if (unlikely((!__pyx_v_filename) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 202; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
+  }
+  goto __pyx_L4_argument_unpacking_done;
+  __pyx_L3_error:;
+  __Pyx_AddTraceback("_sa.BiLex.write_binary", __pyx_clineno, __pyx_lineno, __pyx_filename);
+  __Pyx_RefNannyFinishContext();
+  return NULL;
+  __pyx_L4_argument_unpacking_done:;
+  __pyx_r = __pyx_pf_3_sa_5BiLex_2write_binary(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self), ((char *)__pyx_v_filename));
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":202
  * 
  * 
  *     def write_binary(self, char* filename):             # <<<<<<<<<<<<<<
@@ -12962,9 +14144,7 @@ static PyObject *__pyx_f_3_sa_5BiLex__add_node(struct __pyx_obj_3_sa_BiLex *__py
  *         f = fopen(filename, "w")
  */
 
-static PyObject *__pyx_pf_3_sa_5BiLex_1write_binary(PyObject *__pyx_v_self, PyObject *__pyx_arg_filename); /*proto*/
-static PyObject *__pyx_pf_3_sa_5BiLex_1write_binary(PyObject *__pyx_v_self, PyObject *__pyx_arg_filename) {
-  char *__pyx_v_filename;
+static PyObject *__pyx_pf_3_sa_5BiLex_2write_binary(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, char *__pyx_v_filename) {
   FILE *__pyx_v_f;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
@@ -12973,18 +14153,9 @@ static PyObject *__pyx_pf_3_sa_5BiLex_1write_binary(PyObject *__pyx_v_self, PyOb
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("write_binary");
-  assert(__pyx_arg_filename); {
-    __pyx_v_filename = PyBytes_AsString(__pyx_arg_filename); if (unlikely((!__pyx_v_filename) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 202; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
-  }
-  goto __pyx_L4_argument_unpacking_done;
-  __pyx_L3_error:;
-  __Pyx_AddTraceback("_sa.BiLex.write_binary", __pyx_clineno, __pyx_lineno, __pyx_filename);
-  __Pyx_RefNannyFinishContext();
-  return NULL;
-  __pyx_L4_argument_unpacking_done:;
+  __Pyx_RefNannySetupContext("write_binary", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":204
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":204
  *     def write_binary(self, char* filename):
  *         cdef FILE* f
  *         f = fopen(filename, "w")             # <<<<<<<<<<<<<<
@@ -12993,71 +14164,71 @@ static PyObject *__pyx_pf_3_sa_5BiLex_1write_binary(PyObject *__pyx_v_self, PyOb
  */
   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k__w);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":205
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":205
  *         cdef FILE* f
  *         f = fopen(filename, "w")
  *         self.f_index.write_handle(f)             # <<<<<<<<<<<<<<
  *         self.e_index.write_handle(f)
  *         self.col1.write_handle(f)
  */
-  ((struct __pyx_vtabstruct_3_sa_IntList *)((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->f_index->__pyx_vtab)->write_handle(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->f_index, __pyx_v_f);
+  ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_self->f_index->__pyx_vtab)->write_handle(__pyx_v_self->f_index, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":206
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":206
  *         f = fopen(filename, "w")
  *         self.f_index.write_handle(f)
  *         self.e_index.write_handle(f)             # <<<<<<<<<<<<<<
  *         self.col1.write_handle(f)
  *         self.col2.write_handle(f)
  */
-  ((struct __pyx_vtabstruct_3_sa_IntList *)((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->e_index->__pyx_vtab)->write_handle(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->e_index, __pyx_v_f);
+  ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_self->e_index->__pyx_vtab)->write_handle(__pyx_v_self->e_index, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":207
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":207
  *         self.f_index.write_handle(f)
  *         self.e_index.write_handle(f)
  *         self.col1.write_handle(f)             # <<<<<<<<<<<<<<
  *         self.col2.write_handle(f)
  *         self.write_wordlist(self.id2fword, f)
  */
-  ((struct __pyx_vtabstruct_3_sa_FloatList *)((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->col1->__pyx_vtab)->write_handle(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->col1, __pyx_v_f);
+  ((struct __pyx_vtabstruct_3_sa_FloatList *)__pyx_v_self->col1->__pyx_vtab)->write_handle(__pyx_v_self->col1, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":208
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":208
  *         self.e_index.write_handle(f)
  *         self.col1.write_handle(f)
  *         self.col2.write_handle(f)             # <<<<<<<<<<<<<<
  *         self.write_wordlist(self.id2fword, f)
  *         self.write_wordlist(self.id2eword, f)
  */
-  ((struct __pyx_vtabstruct_3_sa_FloatList *)((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->col2->__pyx_vtab)->write_handle(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->col2, __pyx_v_f);
+  ((struct __pyx_vtabstruct_3_sa_FloatList *)__pyx_v_self->col2->__pyx_vtab)->write_handle(__pyx_v_self->col2, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":209
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":209
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  *         self.col2.write_handle(f)
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  *         self.write_wordlist(self.id2eword, f)
  *         fclose(f)
  */
-  __pyx_t_1 = ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->id2fword;
+  __pyx_t_1 = __pyx_v_self->id2fword;
   __Pyx_INCREF(__pyx_t_1);
-  __pyx_t_2 = ((struct __pyx_vtabstruct_3_sa_BiLex *)((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->__pyx_vtab)->write_wordlist(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self), __pyx_t_1, __pyx_v_f); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = ((struct __pyx_vtabstruct_3_sa_BiLex *)__pyx_v_self->__pyx_vtab)->write_wordlist(__pyx_v_self, __pyx_t_1, __pyx_v_f); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 209; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":210
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":210
  *         self.col2.write_handle(f)
  *         self.write_wordlist(self.id2fword, f)
  *         self.write_wordlist(self.id2eword, f)             # <<<<<<<<<<<<<<
  *         fclose(f)
  * 
  */
-  __pyx_t_2 = ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->id2eword;
+  __pyx_t_2 = __pyx_v_self->id2eword;
   __Pyx_INCREF(__pyx_t_2);
-  __pyx_t_1 = ((struct __pyx_vtabstruct_3_sa_BiLex *)((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->__pyx_vtab)->write_wordlist(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self), __pyx_t_2, __pyx_v_f); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = ((struct __pyx_vtabstruct_3_sa_BiLex *)__pyx_v_self->__pyx_vtab)->write_wordlist(__pyx_v_self, __pyx_t_2, __pyx_v_f); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":211
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":211
  *         self.write_wordlist(self.id2fword, f)
  *         self.write_wordlist(self.id2eword, f)
  *         fclose(f)             # <<<<<<<<<<<<<<
@@ -13079,7 +14250,7 @@ static PyObject *__pyx_pf_3_sa_5BiLex_1write_binary(PyObject *__pyx_v_self, PyOb
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":214
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":214
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  * 
  *     cdef write_wordlist(self, wordlist, FILE* f):             # <<<<<<<<<<<<<<
@@ -13087,7 +14258,7 @@ static PyObject *__pyx_pf_3_sa_5BiLex_1write_binary(PyObject *__pyx_v_self, PyOb
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-static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, PyObject *__pyx_v_wordlist, FILE *__pyx_v_f) {
+static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(CYTHON_UNUSED struct __pyx_obj_3_sa_BiLex *__pyx_v_self, PyObject *__pyx_v_wordlist, FILE *__pyx_v_f) {
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   int __pyx_v_num_words;
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@@ -13102,9 +14273,9 @@ static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(struct __pyx_obj_3_sa_BiLex
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("write_wordlist");
+  __Pyx_RefNannySetupContext("write_wordlist", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":218
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":218
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  * 
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@@ -13114,7 +14285,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(struct __pyx_obj_3_sa_BiLex
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   __pyx_v_num_words = __pyx_t_1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":219
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":219
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  *         num_words = len(wordlist)
  *         fwrite(&(num_words), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -13123,7 +14294,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(struct __pyx_obj_3_sa_BiLex
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   fwrite((&__pyx_v_num_words), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":220
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":220
  *         num_words = len(wordlist)
  *         fwrite(&(num_words), sizeof(int), 1, f)
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@@ -13139,12 +14310,20 @@ static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(struct __pyx_obj_3_sa_BiLex
     __pyx_t_3 = Py_TYPE(__pyx_t_2)->tp_iternext;
   }
   for (;;) {
-    if (PyList_CheckExact(__pyx_t_2)) {
+    if (!__pyx_t_3 && PyList_CheckExact(__pyx_t_2)) {
       if (__pyx_t_1 >= PyList_GET_SIZE(__pyx_t_2)) break;
-      __pyx_t_4 = PyList_GET_ITEM(__pyx_t_2, __pyx_t_1); __Pyx_INCREF(__pyx_t_4); __pyx_t_1++;
-    } else if (PyTuple_CheckExact(__pyx_t_2)) {
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_4 = PyList_GET_ITEM(__pyx_t_2, __pyx_t_1); __Pyx_INCREF(__pyx_t_4); __pyx_t_1++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 220; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_4 = PySequence_ITEM(__pyx_t_2, __pyx_t_1); __pyx_t_1++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 220; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
+    } else if (!__pyx_t_3 && PyTuple_CheckExact(__pyx_t_2)) {
       if (__pyx_t_1 >= PyTuple_GET_SIZE(__pyx_t_2)) break;
-      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_2, __pyx_t_1); __Pyx_INCREF(__pyx_t_4); __pyx_t_1++;
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_2, __pyx_t_1); __Pyx_INCREF(__pyx_t_4); __pyx_t_1++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 220; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_4 = PySequence_ITEM(__pyx_t_2, __pyx_t_1); __pyx_t_1++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 220; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
     } else {
       __pyx_t_4 = __pyx_t_3(__pyx_t_2);
       if (unlikely(!__pyx_t_4)) {
@@ -13160,7 +14339,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(struct __pyx_obj_3_sa_BiLex
     __pyx_v_word = __pyx_t_4;
     __pyx_t_4 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":221
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":221
  *         fwrite(&(num_words), sizeof(int), 1, f)
  *         for word in wordlist:
  *             word_len = len(word) + 1             # <<<<<<<<<<<<<<
@@ -13170,7 +14349,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(struct __pyx_obj_3_sa_BiLex
     __pyx_t_5 = PyObject_Length(__pyx_v_word); if (unlikely(__pyx_t_5 == -1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 221; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __pyx_v_word_len = (__pyx_t_5 + 1);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":222
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":222
  *         for word in wordlist:
  *             word_len = len(word) + 1
  *             fwrite(&(word_len), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -13179,7 +14358,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(struct __pyx_obj_3_sa_BiLex
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     fwrite((&__pyx_v_word_len), (sizeof(int)), 1, __pyx_v_f);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":223
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":223
  *             word_len = len(word) + 1
  *             fwrite(&(word_len), sizeof(int), 1, f)
  *             fwrite(<char *>word, sizeof(char), word_len, f)             # <<<<<<<<<<<<<<
@@ -13205,7 +14384,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(struct __pyx_obj_3_sa_BiLex
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":226
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":226
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  * 
  *     cdef read_wordlist(self, word2id, id2word, FILE* f):             # <<<<<<<<<<<<<<
@@ -13213,11 +14392,11 @@ static PyObject *__pyx_f_3_sa_5BiLex_write_wordlist(struct __pyx_obj_3_sa_BiLex
  *         cdef int word_len
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-static PyObject *__pyx_f_3_sa_5BiLex_read_wordlist(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, PyObject *__pyx_v_word2id, PyObject *__pyx_v_id2word, FILE *__pyx_v_f) {
+static PyObject *__pyx_f_3_sa_5BiLex_read_wordlist(CYTHON_UNUSED struct __pyx_obj_3_sa_BiLex *__pyx_v_self, PyObject *__pyx_v_word2id, PyObject *__pyx_v_id2word, FILE *__pyx_v_f) {
   int __pyx_v_num_words;
   int __pyx_v_word_len;
   char *__pyx_v_word;
-  long __pyx_v_i;
+  CYTHON_UNUSED long __pyx_v_i;
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   __Pyx_RefNannyDeclarations
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@@ -13227,9 +14406,9 @@ static PyObject *__pyx_f_3_sa_5BiLex_read_wordlist(struct __pyx_obj_3_sa_BiLex *
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("read_wordlist");
+  __Pyx_RefNannySetupContext("read_wordlist", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":231
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":231
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  * 
  *         fread(&(num_words), sizeof(int), 1, f)             # <<<<<<<<<<<<<<
@@ -13238,7 +14417,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_read_wordlist(struct __pyx_obj_3_sa_BiLex *
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   fread((&__pyx_v_num_words), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":232
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":232
  * 
  *         fread(&(num_words), sizeof(int), 1, f)
  *         for i from 0 <= i < num_words:             # <<<<<<<<<<<<<<
@@ -13248,7 +14427,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_read_wordlist(struct __pyx_obj_3_sa_BiLex *
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   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":233
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":233
  *         fread(&(num_words), sizeof(int), 1, f)
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@@ -13257,7 +14436,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_read_wordlist(struct __pyx_obj_3_sa_BiLex *
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     fread((&__pyx_v_word_len), (sizeof(int)), 1, __pyx_v_f);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":234
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":234
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  *             word = <char*> malloc (word_len * sizeof(char))             # <<<<<<<<<<<<<<
@@ -13266,7 +14445,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_read_wordlist(struct __pyx_obj_3_sa_BiLex *
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":235
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":235
  *             fread(&(word_len), sizeof(int), 1, f)
  *             word = <char*> malloc (word_len * sizeof(char))
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@@ -13275,7 +14454,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_read_wordlist(struct __pyx_obj_3_sa_BiLex *
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":236
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":236
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     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":237
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":237
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     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":238
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":238
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":240
+/* Python wrapper */
+static PyObject *__pyx_pw_3_sa_5BiLex_5read_binary(PyObject *__pyx_v_self, PyObject *__pyx_arg_filename); /*proto*/
+static PyObject *__pyx_pw_3_sa_5BiLex_5read_binary(PyObject *__pyx_v_self, PyObject *__pyx_arg_filename) {
+  char *__pyx_v_filename;
+  PyObject *__pyx_r = 0;
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("read_binary (wrapper)", 0);
+  assert(__pyx_arg_filename); {
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+  }
+  goto __pyx_L4_argument_unpacking_done;
+  __pyx_L3_error:;
+  __Pyx_AddTraceback("_sa.BiLex.read_binary", __pyx_clineno, __pyx_lineno, __pyx_filename);
+  __Pyx_RefNannyFinishContext();
+  return NULL;
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+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":240
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  *     def read_binary(self, char* filename):             # <<<<<<<<<<<<<<
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-static PyObject *__pyx_pf_3_sa_5BiLex_2read_binary(PyObject *__pyx_v_self, PyObject *__pyx_arg_filename); /*proto*/
-static PyObject *__pyx_pf_3_sa_5BiLex_2read_binary(PyObject *__pyx_v_self, PyObject *__pyx_arg_filename) {
-  char *__pyx_v_filename;
+static PyObject *__pyx_pf_3_sa_5BiLex_4read_binary(struct __pyx_obj_3_sa_BiLex *__pyx_v_self, char *__pyx_v_filename) {
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   __Pyx_RefNannyDeclarations
@@ -13348,18 +14546,9 @@ static PyObject *__pyx_pf_3_sa_5BiLex_2read_binary(PyObject *__pyx_v_self, PyObj
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   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
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-  __Pyx_AddTraceback("_sa.BiLex.read_binary", __pyx_clineno, __pyx_lineno, __pyx_filename);
-  __Pyx_RefNannyFinishContext();
-  return NULL;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":242
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":242
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   __pyx_v_f = fopen(__pyx_v_filename, __pyx_k__r);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":243
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":243
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+  ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_self->f_index->__pyx_vtab)->read_handle(__pyx_v_self->f_index, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":244
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":245
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-  ((struct __pyx_vtabstruct_3_sa_FloatList *)((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->col1->__pyx_vtab)->read_handle(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->col1, __pyx_v_f);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":246
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":247
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":247
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  *         self.col2.read_handle(f)
  *         self.read_wordlist(self.fword2id, self.id2fword, f)             # <<<<<<<<<<<<<<
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-  __pyx_t_1 = ((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->fword2id;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":249
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":255
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":311
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":312
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":312
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  *             self.qsort(i,j, "")             # <<<<<<<<<<<<<<
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-    __Pyx_GOTREF(__pyx_t_3);
-    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
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   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":309
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":309
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  *         # Sort buckets by eword
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  *             j = self.f_index.arr[b+1]
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-  __Pyx_GOTREF(__pyx_t_3);
+  __pyx_t_2 = PyInt_FromLong(__pyx_t_18); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 309; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __pyx_v_b = __pyx_t_3;
-  __pyx_t_3 = 0;
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   __pyx_r = Py_None; __Pyx_INCREF(Py_None);
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":315
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":315
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":319
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":320
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":320
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  *         if i == j:
  *             return             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":322
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":322
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  *         itmp = self.e_index.arr[i]             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":323
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":323
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  *         itmp = self.e_index.arr[i]
  *         self.e_index.arr[i] = self.e_index.arr[j]             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":324
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":324
  *         itmp = self.e_index.arr[i]
  *         self.e_index.arr[i] = self.e_index.arr[j]
  *         self.e_index.arr[j] = itmp             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":326
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":326
  *         self.e_index.arr[j] = itmp
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  *         ftmp = self.col1.arr[i]             # <<<<<<<<<<<<<<
@@ -14677,7 +15933,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_swap(struct __pyx_obj_3_sa_BiLex *__pyx_v_s
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":327
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":327
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  *         ftmp = self.col1.arr[i]
  *         self.col1.arr[i] = self.col1.arr[j]             # <<<<<<<<<<<<<<
@@ -14686,7 +15942,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_swap(struct __pyx_obj_3_sa_BiLex *__pyx_v_s
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   (__pyx_v_self->col1->arr[__pyx_v_i]) = (__pyx_v_self->col1->arr[__pyx_v_j]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":328
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":328
  *         ftmp = self.col1.arr[i]
  *         self.col1.arr[i] = self.col1.arr[j]
  *         self.col1.arr[j] = ftmp             # <<<<<<<<<<<<<<
@@ -14695,7 +15951,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_swap(struct __pyx_obj_3_sa_BiLex *__pyx_v_s
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":330
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":330
  *         self.col1.arr[j] = ftmp
  * 
  *         ftmp = self.col2.arr[i]             # <<<<<<<<<<<<<<
@@ -14704,7 +15960,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_swap(struct __pyx_obj_3_sa_BiLex *__pyx_v_s
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   __pyx_v_ftmp = (__pyx_v_self->col2->arr[__pyx_v_i]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":331
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":331
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  *         ftmp = self.col2.arr[i]
  *         self.col2.arr[i] = self.col2.arr[j]             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":332
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":332
  *         ftmp = self.col2.arr[i]
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  *         self.col2.arr[j] = ftmp             # <<<<<<<<<<<<<<
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":335
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":335
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   const char *__pyx_filename = NULL;
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-  __Pyx_RefNannySetupContext("qsort");
+  __Pyx_RefNannySetupContext("qsort", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":338
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":338
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  *         if i > j:             # <<<<<<<<<<<<<<
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   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":339
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":339
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  *         if i > j:
  *             raise Exception("Sort error in CLex")             # <<<<<<<<<<<<<<
@@ -14778,7 +16034,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_qsort(struct __pyx_obj_3_sa_BiLex *__pyx_v_
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   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":340
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":340
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   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":341
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":341
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  *             return             # <<<<<<<<<<<<<<
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   }
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":342
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":342
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  *         if i == j-1: # singleton interval             # <<<<<<<<<<<<<<
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   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":343
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":343
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":345
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":345
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  * 
  *         p = (i+j)/2             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":346
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":346
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  *         p = (i+j)/2
  *         pval = self.e_index.arr[p]             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":347
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":347
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":348
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":348
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  *         p = i             # <<<<<<<<<<<<<<
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   __pyx_v_p = __pyx_v_i;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":349
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":349
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  *         for k from i+1 <= k < j:             # <<<<<<<<<<<<<<
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":350
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":350
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@@ -14884,7 +16140,7 @@ static PyObject *__pyx_f_3_sa_5BiLex_qsort(struct __pyx_obj_3_sa_BiLex *__pyx_v_
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     if (__pyx_t_1) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":351
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":351
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       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":352
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":352
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  *                 self.swap(p, p+1)             # <<<<<<<<<<<<<<
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+  __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":379
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":379
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  *             return None
  *         if fword not in self.fword2id:             # <<<<<<<<<<<<<<
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-  __pyx_t_1 = (__Pyx_NegateNonNeg(PySequence_Contains(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->fword2id, __pyx_v_fword))); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 379; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = (__Pyx_PySequence_Contains(__pyx_v_fword, __pyx_v_self->fword2id, Py_NE)); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 379; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":380
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":380
  *             return None
  *         if fword not in self.fword2id:
  *             return None             # <<<<<<<<<<<<<<
@@ -15710,35 +17025,35 @@ static PyObject *__pyx_pf_3_sa_5BiLex_7get_score(PyObject *__pyx_v_self, PyObjec
     __Pyx_INCREF(Py_None);
     __pyx_r = Py_None;
     goto __pyx_L0;
-    goto __pyx_L7;
+    goto __pyx_L4;
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-  __pyx_L7:;
+  __pyx_L4:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":381
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":381
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-  __pyx_t_2 = PyObject_GetItem(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->fword2id, __pyx_v_fword); if (!__pyx_t_2) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 381; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyObject_GetItem(__pyx_v_self->fword2id, __pyx_v_fword); if (!__pyx_t_2) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 381; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":382
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":382
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  *         e_id = self.eword2id[eword]             # <<<<<<<<<<<<<<
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-  __pyx_t_2 = PyObject_GetItem(((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->eword2id, __pyx_v_eword); if (!__pyx_t_2) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 382; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyObject_GetItem(__pyx_v_self->eword2id, __pyx_v_eword); if (!__pyx_t_2) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 382; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":383
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":383
  *         f_id = self.fword2id[fword]
  *         e_id = self.eword2id[eword]
  *         low = self.f_index.arr[f_id]             # <<<<<<<<<<<<<<
@@ -15746,12 +17061,12 @@ static PyObject *__pyx_pf_3_sa_5BiLex_7get_score(PyObject *__pyx_v_self, PyObjec
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   __pyx_t_3 = __Pyx_PyIndex_AsSsize_t(__pyx_v_f_id); if (unlikely((__pyx_t_3 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 383; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_t_2 = PyInt_FromLong((((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->f_index->arr[__pyx_t_3])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 383; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyInt_FromLong((__pyx_v_self->f_index->arr[__pyx_t_3])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 383; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":384
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":384
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  *         high = self.f_index.arr[f_id+1]             # <<<<<<<<<<<<<<
@@ -15762,12 +17077,12 @@ static PyObject *__pyx_pf_3_sa_5BiLex_7get_score(PyObject *__pyx_v_self, PyObjec
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+  __pyx_t_2 = PyInt_FromLong((__pyx_v_self->f_index->arr[__pyx_t_3])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 384; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":385
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":385
  *         low = self.f_index.arr[f_id]
  *         high = self.f_index.arr[f_id+1]
  *         while high - low > 0:             # <<<<<<<<<<<<<<
@@ -15777,14 +17092,13 @@ static PyObject *__pyx_pf_3_sa_5BiLex_7get_score(PyObject *__pyx_v_self, PyObjec
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-    __pyx_t_4 = PyObject_RichCompare(__pyx_t_2, __pyx_int_0, Py_GT); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 385; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_4);
+    __pyx_t_4 = PyObject_RichCompare(__pyx_t_2, __pyx_int_0, Py_GT); __Pyx_XGOTREF(__pyx_t_4); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 385; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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     __pyx_t_1 = __Pyx_PyObject_IsTrue(__pyx_t_4); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 385; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     if (!__pyx_t_1) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":386
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":386
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@@ -15800,7 +17114,7 @@ static PyObject *__pyx_pf_3_sa_5BiLex_7get_score(PyObject *__pyx_v_self, PyObjec
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     __pyx_t_2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":387
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":387
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  *             val = self.e_index.arr[midpoint]             # <<<<<<<<<<<<<<
@@ -15808,39 +17122,37 @@ static PyObject *__pyx_pf_3_sa_5BiLex_7get_score(PyObject *__pyx_v_self, PyObjec
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     __pyx_t_3 = __Pyx_PyIndex_AsSsize_t(__pyx_v_midpoint); if (unlikely((__pyx_t_3 == (Py_ssize_t)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 387; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __pyx_t_2 = PyInt_FromLong((((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->e_index->arr[__pyx_t_3])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 387; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_2 = PyInt_FromLong((__pyx_v_self->e_index->arr[__pyx_t_3])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 387; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":388
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":388
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-    __pyx_t_2 = PyObject_RichCompare(__pyx_v_val, __pyx_v_e_id, Py_EQ); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 388; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_2);
+    __pyx_t_2 = PyObject_RichCompare(__pyx_v_val, __pyx_v_e_id, Py_EQ); __Pyx_XGOTREF(__pyx_t_2); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 388; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __pyx_t_1 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 388; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":389
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":389
  *             val = self.e_index.arr[midpoint]
  *             if val == e_id:
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  *                     return self.col1.arr[midpoint]
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-      __pyx_t_2 = PyObject_RichCompare(__pyx_v_col, __pyx_int_0, Py_EQ); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 389; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_2);
+      __pyx_t_2 = PyObject_RichCompare(__pyx_v_col, __pyx_int_0, Py_EQ); __Pyx_XGOTREF(__pyx_t_2); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 389; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __pyx_t_1 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 389; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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       if (__pyx_t_1) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":390
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":390
  *             if val == e_id:
  *                 if col == 0:
  *                     return self.col1.arr[midpoint]             # <<<<<<<<<<<<<<
@@ -15849,29 +17161,28 @@ static PyObject *__pyx_pf_3_sa_5BiLex_7get_score(PyObject *__pyx_v_self, PyObjec
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         __Pyx_XDECREF(__pyx_r);
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-        __pyx_t_2 = PyFloat_FromDouble((((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->col1->arr[__pyx_t_3])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 390; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_2 = PyFloat_FromDouble((__pyx_v_self->col1->arr[__pyx_t_3])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 390; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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         __pyx_r = __pyx_t_2;
         __pyx_t_2 = 0;
         goto __pyx_L0;
-        goto __pyx_L11;
+        goto __pyx_L8;
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-      __pyx_L11:;
+      __pyx_L8:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":391
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":391
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-      __pyx_t_2 = PyObject_RichCompare(__pyx_v_col, __pyx_int_1, Py_EQ); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 391; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_2);
+      __pyx_t_2 = PyObject_RichCompare(__pyx_v_col, __pyx_int_1, Py_EQ); __Pyx_XGOTREF(__pyx_t_2); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 391; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __pyx_t_1 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 391; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       if (__pyx_t_1) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":392
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":392
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  *                 if col == 1:
  *                     return self.col2.arr[midpoint]             # <<<<<<<<<<<<<<
@@ -15880,32 +17191,31 @@ static PyObject *__pyx_pf_3_sa_5BiLex_7get_score(PyObject *__pyx_v_self, PyObjec
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-        __pyx_t_2 = PyFloat_FromDouble((((struct __pyx_obj_3_sa_BiLex *)__pyx_v_self)->col2->arr[__pyx_t_3])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 392; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_2 = PyFloat_FromDouble((__pyx_v_self->col2->arr[__pyx_t_3])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 392; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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         __pyx_r = __pyx_t_2;
         __pyx_t_2 = 0;
         goto __pyx_L0;
-        goto __pyx_L12;
+        goto __pyx_L9;
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-      __pyx_L12:;
-      goto __pyx_L10;
+      __pyx_L9:;
+      goto __pyx_L7;
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-    __pyx_L10:;
+    __pyx_L7:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":393
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":393
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-    __pyx_t_2 = PyObject_RichCompare(__pyx_v_val, __pyx_v_e_id, Py_GT); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 393; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_2);
+    __pyx_t_2 = PyObject_RichCompare(__pyx_v_val, __pyx_v_e_id, Py_GT); __Pyx_XGOTREF(__pyx_t_2); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 393; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":394
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":394
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@@ -15915,24 +17225,23 @@ static PyObject *__pyx_pf_3_sa_5BiLex_7get_score(PyObject *__pyx_v_self, PyObjec
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       __Pyx_DECREF(__pyx_v_high);
       __pyx_v_high = __pyx_v_midpoint;
-      goto __pyx_L13;
+      goto __pyx_L10;
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-    __pyx_L13:;
+    __pyx_L10:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":395
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":395
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-    __Pyx_GOTREF(__pyx_t_2);
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   __Pyx_XDECREF(__pyx_t_1);
   __Pyx_XDECREF(__pyx_t_2);
-  __Pyx_XDECREF(__pyx_t_11);
+  __Pyx_XDECREF(__pyx_t_4);
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":21
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":21
  * cdef int LOWER_MASK[32]
  * 
  * cdef void _init_lower_mask():             # <<<<<<<<<<<<<<
@@ -16365,9 +17684,9 @@ static void __pyx_f_3_sa__init_lower_mask(void) {
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   int __pyx_t_1;
   unsigned int __pyx_t_2;
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+  __Pyx_RefNannySetupContext("_init_lower_mask", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":23
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":23
  * cdef void _init_lower_mask():
  *     cdef unsigned i
  *     cdef int mask = 0             # <<<<<<<<<<<<<<
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  */
   __pyx_v_mask = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":24
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":24
  *     cdef unsigned i
  *     cdef int mask = 0
  *     for i in range(MIN_BOTTOM_SIZE):             # <<<<<<<<<<<<<<
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     __pyx_v_i = __pyx_t_2;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":25
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":25
  *     cdef int mask = 0
  *     for i in range(MIN_BOTTOM_SIZE):
  *         mask = (mask << 1) + 1             # <<<<<<<<<<<<<<
@@ -16396,7 +17715,7 @@ static void __pyx_f_3_sa__init_lower_mask(void) {
  */
     __pyx_v_mask = ((__pyx_v_mask << 1) + 1);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":26
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":26
  *     for i in range(MIN_BOTTOM_SIZE):
  *         mask = (mask << 1) + 1
  *         LOWER_MASK[i] = mask             # <<<<<<<<<<<<<<
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-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":37
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":37
  * 
  * 
  * cdef _BitSet* new_BitSet():             # <<<<<<<<<<<<<<
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   struct __pyx_t_3_sa__BitSet *__pyx_r;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":40
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":40
  *     cdef _BitSet* b
  * 
  *     b = <_BitSet*> malloc(sizeof(_BitSet))             # <<<<<<<<<<<<<<
@@ -16432,7 +17751,7 @@ static struct __pyx_t_3_sa__BitSet *__pyx_f_3_sa_new_BitSet(void) {
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   __pyx_v_b = ((struct __pyx_t_3_sa__BitSet *)malloc((sizeof(struct __pyx_t_3_sa__BitSet))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":41
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":41
  * 
  *     b = <_BitSet*> malloc(sizeof(_BitSet))
  *     b.bitset = 0             # <<<<<<<<<<<<<<
@@ -16441,7 +17760,7 @@ static struct __pyx_t_3_sa__BitSet *__pyx_f_3_sa_new_BitSet(void) {
  */
   __pyx_v_b->bitset = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":42
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":42
  *     b = <_BitSet*> malloc(sizeof(_BitSet))
  *     b.bitset = 0
  *     b.min_val = -1             # <<<<<<<<<<<<<<
@@ -16450,7 +17769,7 @@ static struct __pyx_t_3_sa__BitSet *__pyx_f_3_sa_new_BitSet(void) {
  */
   __pyx_v_b->min_val = -1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":43
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":43
  *     b.bitset = 0
  *     b.min_val = -1
  *     b.max_val = -1             # <<<<<<<<<<<<<<
@@ -16459,7 +17778,7 @@ static struct __pyx_t_3_sa__BitSet *__pyx_f_3_sa_new_BitSet(void) {
  */
   __pyx_v_b->max_val = -1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":44
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":44
  *     b.min_val = -1
  *     b.max_val = -1
  *     b.size = 0             # <<<<<<<<<<<<<<
@@ -16468,7 +17787,7 @@ static struct __pyx_t_3_sa__BitSet *__pyx_f_3_sa_new_BitSet(void) {
  */
   __pyx_v_b->size = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":45
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":45
  *     b.max_val = -1
  *     b.size = 0
  *     return b             # <<<<<<<<<<<<<<
@@ -16484,7 +17803,7 @@ static struct __pyx_t_3_sa__BitSet *__pyx_f_3_sa_new_BitSet(void) {
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":48
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":48
  * 
  * 
  * cdef int bitset_findsucc(_BitSet* b, int i):             # <<<<<<<<<<<<<<
@@ -16503,9 +17822,9 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
   int __pyx_t_1;
   int __pyx_t_2;
   int __pyx_t_3;
-  __Pyx_RefNannySetupContext("bitset_findsucc");
+  __Pyx_RefNannySetupContext("bitset_findsucc", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":52
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":52
  *     cdef int low, high, mid
  * 
  *     if b.max_val == -1 or i >= b.max_val:             # <<<<<<<<<<<<<<
@@ -16521,7 +17840,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
   }
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":53
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":53
  * 
  *     if b.max_val == -1 or i >= b.max_val:
  *         return -1             # <<<<<<<<<<<<<<
@@ -16534,7 +17853,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":54
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":54
  *     if b.max_val == -1 or i >= b.max_val:
  *         return -1
  *     if i < b.min_val:             # <<<<<<<<<<<<<<
@@ -16544,7 +17863,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
   __pyx_t_3 = (__pyx_v_i < __pyx_v_b->min_val);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":55
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":55
  *         return -1
  *     if i < b.min_val:
  *         return b.min_val             # <<<<<<<<<<<<<<
@@ -16557,7 +17876,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
   }
   __pyx_L4:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":57
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":57
  *         return b.min_val
  * 
  *     bitset = b.bitset & ~LOWER_MASK[i]             # <<<<<<<<<<<<<<
@@ -16566,7 +17885,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
  */
   __pyx_v_bitset = (__pyx_v_b->bitset & (~(__pyx_v_3_sa_LOWER_MASK[__pyx_v_i])));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":58
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":58
  * 
  *     bitset = b.bitset & ~LOWER_MASK[i]
  *     low = i+1             # <<<<<<<<<<<<<<
@@ -16575,7 +17894,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
  */
   __pyx_v_low = (__pyx_v_i + 1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":59
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":59
  *     bitset = b.bitset & ~LOWER_MASK[i]
  *     low = i+1
  *     high = b.max_val+1             # <<<<<<<<<<<<<<
@@ -16584,7 +17903,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
  */
   __pyx_v_high = (__pyx_v_b->max_val + 1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":60
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":60
  *     low = i+1
  *     high = b.max_val+1
  *     while low < high-1:             # <<<<<<<<<<<<<<
@@ -16595,7 +17914,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
     __pyx_t_3 = (__pyx_v_low < (__pyx_v_high - 1));
     if (!__pyx_t_3) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":61
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":61
  *     high = b.max_val+1
  *     while low < high-1:
  *         mid = (high + low)/2             # <<<<<<<<<<<<<<
@@ -16604,7 +17923,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
  */
     __pyx_v_mid = __Pyx_div_long((__pyx_v_high + __pyx_v_low), 2);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":62
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":62
  *     while low < high-1:
  *         mid = (high + low)/2
  *         mask = ~(LOWER_MASK[high-1] ^ LOWER_MASK[mid-1])             # <<<<<<<<<<<<<<
@@ -16613,7 +17932,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
  */
     __pyx_v_mask = (~((__pyx_v_3_sa_LOWER_MASK[(__pyx_v_high - 1)]) ^ (__pyx_v_3_sa_LOWER_MASK[(__pyx_v_mid - 1)])));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":63
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":63
  *         mid = (high + low)/2
  *         mask = ~(LOWER_MASK[high-1] ^ LOWER_MASK[mid-1])
  *         if bitset & mask == 0:             # <<<<<<<<<<<<<<
@@ -16623,7 +17942,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
     __pyx_t_3 = ((__pyx_v_bitset & __pyx_v_mask) == 0);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":64
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":64
  *         mask = ~(LOWER_MASK[high-1] ^ LOWER_MASK[mid-1])
  *         if bitset & mask == 0:
  *             low = mid             # <<<<<<<<<<<<<<
@@ -16635,7 +17954,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":66
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":66
  *             low = mid
  *         else:
  *             bitset = bitset & mask             # <<<<<<<<<<<<<<
@@ -16644,7 +17963,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
  */
       __pyx_v_bitset = (__pyx_v_bitset & __pyx_v_mask);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":67
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":67
  *         else:
  *             bitset = bitset & mask
  *             high = mid             # <<<<<<<<<<<<<<
@@ -16656,7 +17975,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
     __pyx_L7:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":68
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":68
  *             bitset = bitset & mask
  *             high = mid
  *     return low             # <<<<<<<<<<<<<<
@@ -16672,7 +17991,7 @@ static int __pyx_f_3_sa_bitset_findsucc(struct __pyx_t_3_sa__BitSet *__pyx_v_b,
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":71
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":71
  * 
  * 
  * cdef int bitset_insert(_BitSet* b, int i):             # <<<<<<<<<<<<<<
@@ -16685,9 +18004,9 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
   int __pyx_r;
   __Pyx_RefNannyDeclarations
   int __pyx_t_1;
-  __Pyx_RefNannySetupContext("bitset_insert");
+  __Pyx_RefNannySetupContext("bitset_insert", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":74
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":74
  *     cdef int val
  * 
  *     val = 1 << i             # <<<<<<<<<<<<<<
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  */
   __pyx_v_val = (1 << __pyx_v_i);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":75
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":75
  * 
  *     val = 1 << i
  *     if b.bitset & val == 0:             # <<<<<<<<<<<<<<
@@ -16706,7 +18025,7 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
   __pyx_t_1 = ((__pyx_v_b->bitset & __pyx_v_val) == 0);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":76
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":76
  *     val = 1 << i
  *     if b.bitset & val == 0:
  *         b.bitset = b.bitset | val             # <<<<<<<<<<<<<<
@@ -16715,7 +18034,7 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
  */
     __pyx_v_b->bitset = (__pyx_v_b->bitset | __pyx_v_val);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":77
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":77
  *     if b.bitset & val == 0:
  *         b.bitset = b.bitset | val
  *         if b.size == 0:             # <<<<<<<<<<<<<<
@@ -16725,7 +18044,7 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
     __pyx_t_1 = (__pyx_v_b->size == 0);
     if (__pyx_t_1) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":78
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":78
  *         b.bitset = b.bitset | val
  *         if b.size == 0:
  *             b.min_val = i             # <<<<<<<<<<<<<<
@@ -16734,7 +18053,7 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
  */
       __pyx_v_b->min_val = __pyx_v_i;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":79
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":79
  *         if b.size == 0:
  *             b.min_val = i
  *             b.max_val = i             # <<<<<<<<<<<<<<
@@ -16746,7 +18065,7 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":81
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":81
  *             b.max_val = i
  *         else:
  *             if i < b.min_val:             # <<<<<<<<<<<<<<
@@ -16756,7 +18075,7 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
       __pyx_t_1 = (__pyx_v_i < __pyx_v_b->min_val);
       if (__pyx_t_1) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":82
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":82
  *         else:
  *             if i < b.min_val:
  *                 b.min_val = i             # <<<<<<<<<<<<<<
@@ -16768,7 +18087,7 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
       }
       __pyx_L5:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":83
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":83
  *             if i < b.min_val:
  *                 b.min_val = i
  *             if i > b.max_val:             # <<<<<<<<<<<<<<
@@ -16778,7 +18097,7 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
       __pyx_t_1 = (__pyx_v_i > __pyx_v_b->max_val);
       if (__pyx_t_1) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":84
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":84
  *                 b.min_val = i
  *             if i > b.max_val:
  *                 b.max_val = i             # <<<<<<<<<<<<<<
@@ -16792,7 +18111,7 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
     }
     __pyx_L4:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":85
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":85
  *             if i > b.max_val:
  *                 b.max_val = i
  *         b.size = b.size + 1             # <<<<<<<<<<<<<<
@@ -16801,7 +18120,7 @@ static int __pyx_f_3_sa_bitset_insert(struct __pyx_t_3_sa__BitSet *__pyx_v_b, in
  */
     __pyx_v_b->size = (__pyx_v_b->size + 1);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":86
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":87
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":94
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":108
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+  __pyx_t_2 = PyInt_FromLong(__pyx_f_3_sa_bitset_contains(__pyx_v_self->b, __pyx_t_1)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 154; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_3 < 0)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 154; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
@@ -17473,7 +18900,7 @@ static int __pyx_pf_3_sa_6BitSet_9__contains__(PyObject *__pyx_v_self, PyObject
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":157
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":157
  * 
  * 
  * cdef str dec2bin(long i):             # <<<<<<<<<<<<<<
@@ -17483,7 +18910,7 @@ static int __pyx_pf_3_sa_6BitSet_9__contains__(PyObject *__pyx_v_self, PyObject
 
 static PyObject *__pyx_f_3_sa_dec2bin(long __pyx_v_i) {
   PyObject *__pyx_v_result = 0;
-  unsigned int __pyx_v_d;
+  CYTHON_UNUSED unsigned int __pyx_v_d;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
   int __pyx_t_1;
@@ -17493,9 +18920,9 @@ static PyObject *__pyx_f_3_sa_dec2bin(long __pyx_v_i) {
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("dec2bin");
+  __Pyx_RefNannySetupContext("dec2bin", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":158
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":158
  * 
  * cdef str dec2bin(long i):
  *     cdef str result = ""             # <<<<<<<<<<<<<<
@@ -17505,7 +18932,7 @@ static PyObject *__pyx_f_3_sa_dec2bin(long __pyx_v_i) {
   __Pyx_INCREF(((PyObject *)__pyx_kp_s_45));
   __pyx_v_result = __pyx_kp_s_45;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":160
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":160
  *     cdef str result = ""
  *     cdef unsigned d
  *     for d in range(MIN_BOTTOM_SIZE):             # <<<<<<<<<<<<<<
@@ -17516,7 +18943,7 @@ static PyObject *__pyx_f_3_sa_dec2bin(long __pyx_v_i) {
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_v_d = __pyx_t_2;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":161
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":161
  *     cdef unsigned d
  *     for d in range(MIN_BOTTOM_SIZE):
  *         if i & LOWER_MASK[0] == 0:             # <<<<<<<<<<<<<<
@@ -17526,7 +18953,7 @@ static PyObject *__pyx_f_3_sa_dec2bin(long __pyx_v_i) {
     __pyx_t_3 = ((__pyx_v_i & (__pyx_v_3_sa_LOWER_MASK[0])) == 0);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":162
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":162
  *     for d in range(MIN_BOTTOM_SIZE):
  *         if i & LOWER_MASK[0] == 0:
  *             result = "0"+result             # <<<<<<<<<<<<<<
@@ -17542,7 +18969,7 @@ static PyObject *__pyx_f_3_sa_dec2bin(long __pyx_v_i) {
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":164
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":164
  *             result = "0"+result
  *         else:
  *             result = "1"+result             # <<<<<<<<<<<<<<
@@ -17557,7 +18984,7 @@ static PyObject *__pyx_f_3_sa_dec2bin(long __pyx_v_i) {
     }
     __pyx_L5:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":165
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":165
  *         else:
  *             result = "1"+result
  *         i = i >> 1             # <<<<<<<<<<<<<<
@@ -17567,7 +18994,7 @@ static PyObject *__pyx_f_3_sa_dec2bin(long __pyx_v_i) {
     __pyx_v_i = (__pyx_v_i >> 1);
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":166
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":166
  *             result = "1"+result
  *         i = i >> 1
  *     return result             # <<<<<<<<<<<<<<
@@ -17592,7 +19019,7 @@ static PyObject *__pyx_f_3_sa_dec2bin(long __pyx_v_i) {
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":177
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":177
  *     void** bottom
  * 
  * cdef _VEB* new_VEB(int n):             # <<<<<<<<<<<<<<
@@ -17611,9 +19038,9 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("new_VEB");
+  __Pyx_RefNannySetupContext("new_VEB", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":181
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":181
  *     cdef int num_bits, num_top_bits, i
  * 
  *     veb = <_VEB*> malloc(sizeof(_VEB))             # <<<<<<<<<<<<<<
@@ -17622,7 +19049,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
  */
   __pyx_v_veb = ((struct __pyx_t_3_sa__VEB *)malloc((sizeof(struct __pyx_t_3_sa__VEB))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":183
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":183
  *     veb = <_VEB*> malloc(sizeof(_VEB))
  * 
  *     num_bits = int(ceil(log(n) / log(2)))             # <<<<<<<<<<<<<<
@@ -17637,7 +19064,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
   }
   __pyx_v_num_bits = ((int)ceil((__pyx_t_1 / __pyx_t_2)));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":184
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":184
  * 
  *     num_bits = int(ceil(log(n) / log(2)))
  *     veb.num_bottom_bits = num_bits/2             # <<<<<<<<<<<<<<
@@ -17646,7 +19073,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
  */
   __pyx_v_veb->num_bottom_bits = __Pyx_div_long(__pyx_v_num_bits, 2);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":185
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":185
  *     num_bits = int(ceil(log(n) / log(2)))
  *     veb.num_bottom_bits = num_bits/2
  *     if veb.num_bottom_bits < MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -17656,7 +19083,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
   __pyx_t_3 = (__pyx_v_veb->num_bottom_bits < __pyx_v_3_sa_MIN_BOTTOM_BITS);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":186
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":186
  *     veb.num_bottom_bits = num_bits/2
  *     if veb.num_bottom_bits < MIN_BOTTOM_BITS:
  *         veb.num_bottom_bits = MIN_BOTTOM_BITS             # <<<<<<<<<<<<<<
@@ -17668,7 +19095,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":187
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":187
  *     if veb.num_bottom_bits < MIN_BOTTOM_BITS:
  *         veb.num_bottom_bits = MIN_BOTTOM_BITS
  *     veb.top_universe_size = (n >> veb.num_bottom_bits) + 1             # <<<<<<<<<<<<<<
@@ -17677,7 +19104,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
  */
   __pyx_v_veb->top_universe_size = ((__pyx_v_n >> __pyx_v_veb->num_bottom_bits) + 1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":189
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":189
  *     veb.top_universe_size = (n >> veb.num_bottom_bits) + 1
  * 
  *     veb.bottom = <void**> malloc(veb.top_universe_size * sizeof(void*))             # <<<<<<<<<<<<<<
@@ -17686,7 +19113,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
  */
   __pyx_v_veb->bottom = ((void **)malloc((__pyx_v_veb->top_universe_size * (sizeof(void *)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":190
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":190
  * 
  *     veb.bottom = <void**> malloc(veb.top_universe_size * sizeof(void*))
  *     memset(veb.bottom, 0, veb.top_universe_size * sizeof(void*))             # <<<<<<<<<<<<<<
@@ -17695,7 +19122,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
  */
   memset(__pyx_v_veb->bottom, 0, (__pyx_v_veb->top_universe_size * (sizeof(void *))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":192
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":192
  *     memset(veb.bottom, 0, veb.top_universe_size * sizeof(void*))
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -17705,7 +19132,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
   __pyx_t_3 = (__pyx_v_veb->top_universe_size > __pyx_v_3_sa_MIN_BOTTOM_SIZE);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":193
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":193
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *         veb.top = new_VEB(veb.top_universe_size)             # <<<<<<<<<<<<<<
@@ -17717,7 +19144,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":195
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":195
  *         veb.top = new_VEB(veb.top_universe_size)
  *     else:
  *         veb.top = new_BitSet()             # <<<<<<<<<<<<<<
@@ -17728,7 +19155,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
   }
   __pyx_L4:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":197
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":197
  *         veb.top = new_BitSet()
  * 
  *     veb.max_val = -1             # <<<<<<<<<<<<<<
@@ -17737,7 +19164,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
  */
   __pyx_v_veb->max_val = -1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":198
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":198
  * 
  *     veb.max_val = -1
  *     veb.min_val = -1             # <<<<<<<<<<<<<<
@@ -17746,7 +19173,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
  */
   __pyx_v_veb->min_val = -1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":199
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":199
  *     veb.max_val = -1
  *     veb.min_val = -1
  *     veb.size = 0             # <<<<<<<<<<<<<<
@@ -17755,7 +19182,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
  */
   __pyx_v_veb->size = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":200
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":200
  *     veb.min_val = -1
  *     veb.size = 0
  *     return veb             # <<<<<<<<<<<<<<
@@ -17775,7 +19202,7 @@ static struct __pyx_t_3_sa__VEB *__pyx_f_3_sa_new_VEB(int __pyx_v_n) {
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":203
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":203
  * 
  * 
  * cdef int VEB_insert(_VEB* veb, int i):             # <<<<<<<<<<<<<<
@@ -17794,9 +19221,9 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
   int __pyx_t_1;
   int __pyx_t_2;
   int __pyx_t_3;
-  __Pyx_RefNannySetupContext("VEB_insert");
+  __Pyx_RefNannySetupContext("VEB_insert", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":208
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":208
  *     cdef int a, b, tmp
  * 
  *     if veb.size == 0:             # <<<<<<<<<<<<<<
@@ -17806,7 +19233,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
   __pyx_t_1 = (__pyx_v_veb->size == 0);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":209
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":209
  * 
  *     if veb.size == 0:
  *         veb.min_val = i             # <<<<<<<<<<<<<<
@@ -17815,7 +19242,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
  */
     __pyx_v_veb->min_val = __pyx_v_i;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":210
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":210
  *     if veb.size == 0:
  *         veb.min_val = i
  *         veb.max_val = i             # <<<<<<<<<<<<<<
@@ -17826,7 +19253,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
     goto __pyx_L3;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":211
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":211
  *         veb.min_val = i
  *         veb.max_val = i
  *     elif i == veb.min_val or i == veb.max_val:             # <<<<<<<<<<<<<<
@@ -17842,7 +19269,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
   }
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":212
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":212
  *         veb.max_val = i
  *     elif i == veb.min_val or i == veb.max_val:
  *         return 0             # <<<<<<<<<<<<<<
@@ -17855,7 +19282,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":214
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":214
  *         return 0
  *     else:
  *         if i < veb.min_val:             # <<<<<<<<<<<<<<
@@ -17865,7 +19292,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
     __pyx_t_3 = (__pyx_v_i < __pyx_v_veb->min_val);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":215
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":215
  *     else:
  *         if i < veb.min_val:
  *             tmp = i             # <<<<<<<<<<<<<<
@@ -17874,7 +19301,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
  */
       __pyx_v_tmp = __pyx_v_i;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":216
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":216
  *         if i < veb.min_val:
  *             tmp = i
  *             i = veb.min_val             # <<<<<<<<<<<<<<
@@ -17883,7 +19310,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
  */
       __pyx_v_i = __pyx_v_veb->min_val;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":217
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":217
  *             tmp = i
  *             i = veb.min_val
  *             veb.min_val = tmp             # <<<<<<<<<<<<<<
@@ -17895,7 +19322,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
     }
     __pyx_L4:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":218
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":218
  *             i = veb.min_val
  *             veb.min_val = tmp
  *         a = i >> veb.num_bottom_bits             # <<<<<<<<<<<<<<
@@ -17904,7 +19331,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
  */
     __pyx_v_a = (__pyx_v_i >> __pyx_v_veb->num_bottom_bits);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":219
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":219
  *             veb.min_val = tmp
  *         a = i >> veb.num_bottom_bits
  *         b = i & LOWER_MASK[veb.num_bottom_bits-1]             # <<<<<<<<<<<<<<
@@ -17913,7 +19340,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
  */
     __pyx_v_b = (__pyx_v_i & (__pyx_v_3_sa_LOWER_MASK[(__pyx_v_veb->num_bottom_bits - 1)]));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":220
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":220
  *         a = i >> veb.num_bottom_bits
  *         b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *         if veb.bottom[a] == NULL:             # <<<<<<<<<<<<<<
@@ -17923,7 +19350,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
     __pyx_t_3 = ((__pyx_v_veb->bottom[__pyx_v_a]) == NULL);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":221
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":221
  *         b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *         if veb.bottom[a] == NULL:
  *             if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -17933,7 +19360,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
       __pyx_t_3 = (__pyx_v_veb->top_universe_size > __pyx_v_3_sa_MIN_BOTTOM_SIZE);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":222
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":222
  *         if veb.bottom[a] == NULL:
  *             if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *                 subv = <_VEB*> veb.top             # <<<<<<<<<<<<<<
@@ -17942,7 +19369,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
  */
         __pyx_v_subv = ((struct __pyx_t_3_sa__VEB *)__pyx_v_veb->top);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":223
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":223
  *             if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *                 subv = <_VEB*> veb.top
  *                 VEB_insert(subv, a)             # <<<<<<<<<<<<<<
@@ -17954,7 +19381,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":225
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":225
  *                 VEB_insert(subv, a)
  *             else:
  *                 subb = <_BitSet*> veb.top             # <<<<<<<<<<<<<<
@@ -17963,7 +19390,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
  */
         __pyx_v_subb = ((struct __pyx_t_3_sa__BitSet *)__pyx_v_veb->top);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":226
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":226
  *             else:
  *                 subb = <_BitSet*> veb.top
  *                 bitset_insert(subb, a)             # <<<<<<<<<<<<<<
@@ -17974,7 +19401,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
       }
       __pyx_L6:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":227
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":227
  *                 subb = <_BitSet*> veb.top
  *                 bitset_insert(subb, a)
  *             if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -17984,7 +19411,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
       __pyx_t_3 = (__pyx_v_veb->num_bottom_bits > __pyx_v_3_sa_MIN_BOTTOM_BITS);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":228
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":228
  *                 bitset_insert(subb, a)
  *             if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *                 veb.bottom[a] = new_VEB(1 << veb.num_bottom_bits)             # <<<<<<<<<<<<<<
@@ -17996,7 +19423,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":230
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":230
  *                 veb.bottom[a] = new_VEB(1 << veb.num_bottom_bits)
  *             else:
  *                 veb.bottom[a] = new_BitSet()             # <<<<<<<<<<<<<<
@@ -18010,7 +19437,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
     }
     __pyx_L5:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":231
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":231
  *             else:
  *                 veb.bottom[a] = new_BitSet()
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -18020,7 +19447,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
     __pyx_t_3 = (__pyx_v_veb->num_bottom_bits > __pyx_v_3_sa_MIN_BOTTOM_BITS);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":232
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":232
  *                 veb.bottom[a] = new_BitSet()
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[a]             # <<<<<<<<<<<<<<
@@ -18029,7 +19456,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
  */
       __pyx_v_subv = ((struct __pyx_t_3_sa__VEB *)(__pyx_v_veb->bottom[__pyx_v_a]));
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":233
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":233
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[a]
  *             if VEB_insert(subv, b) == 0:             # <<<<<<<<<<<<<<
@@ -18039,7 +19466,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
       __pyx_t_3 = (__pyx_f_3_sa_VEB_insert(__pyx_v_subv, __pyx_v_b) == 0);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":234
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":234
  *             subv = <_VEB*> veb.bottom[a]
  *             if VEB_insert(subv, b) == 0:
  *                 return 0             # <<<<<<<<<<<<<<
@@ -18055,7 +19482,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":236
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":236
  *                 return 0
  *         else:
  *             subb = <_BitSet*> veb.bottom[a]             # <<<<<<<<<<<<<<
@@ -18064,7 +19491,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
  */
       __pyx_v_subb = ((struct __pyx_t_3_sa__BitSet *)(__pyx_v_veb->bottom[__pyx_v_a]));
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":237
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":237
  *         else:
  *             subb = <_BitSet*> veb.bottom[a]
  *             if bitset_insert(subb, b) == 0:             # <<<<<<<<<<<<<<
@@ -18074,7 +19501,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
       __pyx_t_3 = (__pyx_f_3_sa_bitset_insert(__pyx_v_subb, __pyx_v_b) == 0);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":238
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":238
  *             subb = <_BitSet*> veb.bottom[a]
  *             if bitset_insert(subb, b) == 0:
  *                 return 0             # <<<<<<<<<<<<<<
@@ -18089,7 +19516,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
     }
     __pyx_L8:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":240
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":240
  *                 return 0
  * 
  *         if i > veb.max_val:             # <<<<<<<<<<<<<<
@@ -18099,7 +19526,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
     __pyx_t_3 = (__pyx_v_i > __pyx_v_veb->max_val);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":241
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":241
  * 
  *         if i > veb.max_val:
  *             veb.max_val = i             # <<<<<<<<<<<<<<
@@ -18113,7 +19540,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":242
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":242
  *         if i > veb.max_val:
  *             veb.max_val = i
  *     veb.size = veb.size + 1             # <<<<<<<<<<<<<<
@@ -18122,7 +19549,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
  */
   __pyx_v_veb->size = (__pyx_v_veb->size + 1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":243
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":243
  *             veb.max_val = i
  *     veb.size = veb.size + 1
  *     return 1             # <<<<<<<<<<<<<<
@@ -18138,7 +19565,7 @@ static int __pyx_f_3_sa_VEB_insert(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int __
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":246
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":246
  * 
  * 
  * cdef del_VEB(_VEB* veb):             # <<<<<<<<<<<<<<
@@ -18155,9 +19582,9 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("del_VEB");
+  __Pyx_RefNannySetupContext("del_VEB", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":249
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":249
  *     cdef int i
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -18167,7 +19594,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
   __pyx_t_1 = (__pyx_v_veb->top_universe_size > __pyx_v_3_sa_MIN_BOTTOM_SIZE);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":250
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":250
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *         i = (<_VEB*> veb.top).min_val             # <<<<<<<<<<<<<<
@@ -18179,7 +19606,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":252
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":252
  *         i = (<_VEB*> veb.top).min_val
  *     else:
  *         i = (<_BitSet*> veb.top).min_val             # <<<<<<<<<<<<<<
@@ -18190,7 +19617,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":254
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":254
  *         i = (<_BitSet*> veb.top).min_val
  * 
  *     while i != -1:             # <<<<<<<<<<<<<<
@@ -18201,7 +19628,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
     __pyx_t_1 = (__pyx_v_i != -1);
     if (!__pyx_t_1) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":255
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":255
  * 
  *     while i != -1:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -18211,7 +19638,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
     __pyx_t_1 = (__pyx_v_veb->num_bottom_bits > __pyx_v_3_sa_MIN_BOTTOM_BITS);
     if (__pyx_t_1) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":256
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":256
  *     while i != -1:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             del_VEB(<_VEB*> veb.bottom[i])             # <<<<<<<<<<<<<<
@@ -18225,7 +19652,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":258
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":258
  *             del_VEB(<_VEB*> veb.bottom[i])
  *         else:
  *             free(<_BitSet*> veb.bottom[i])             # <<<<<<<<<<<<<<
@@ -18236,7 +19663,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
     }
     __pyx_L6:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":260
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":260
  *             free(<_BitSet*> veb.bottom[i])
  * 
  *         if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -18246,7 +19673,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
     __pyx_t_1 = (__pyx_v_veb->top_universe_size > __pyx_v_3_sa_MIN_BOTTOM_SIZE);
     if (__pyx_t_1) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":261
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":261
  * 
  *         if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *             i = VEB_findsucc(<_VEB*> veb.top, i)             # <<<<<<<<<<<<<<
@@ -18258,7 +19685,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":263
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":263
  *             i = VEB_findsucc(<_VEB*> veb.top, i)
  *         else:
  *             i = bitset_findsucc(<_BitSet*> veb.top, i)             # <<<<<<<<<<<<<<
@@ -18270,7 +19697,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
     __pyx_L7:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":265
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":265
  *             i = bitset_findsucc(<_BitSet*> veb.top, i)
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -18280,7 +19707,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
   __pyx_t_1 = (__pyx_v_veb->top_universe_size > __pyx_v_3_sa_MIN_BOTTOM_SIZE);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":266
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":266
  * 
  *     if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *         del_VEB(<_VEB*> veb.top)             # <<<<<<<<<<<<<<
@@ -18294,7 +19721,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":268
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":268
  *         del_VEB(<_VEB*> veb.top)
  *     else:
  *         free(<_BitSet*> veb.top)             # <<<<<<<<<<<<<<
@@ -18305,7 +19732,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
   }
   __pyx_L8:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":269
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":269
  *     else:
  *         free(<_BitSet*> veb.top)
  *     free(veb.bottom)             # <<<<<<<<<<<<<<
@@ -18314,7 +19741,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
  */
   free(__pyx_v_veb->bottom);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":270
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":270
  *         free(<_BitSet*> veb.top)
  *     free(veb.bottom)
  *     free(veb)             # <<<<<<<<<<<<<<
@@ -18335,7 +19762,7 @@ static PyObject *__pyx_f_3_sa_del_VEB(struct __pyx_t_3_sa__VEB *__pyx_v_veb) {
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":273
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":273
  * 
  * 
  * cdef int VEB_findsucc(_VEB* veb, int i):             # <<<<<<<<<<<<<<
@@ -18356,9 +19783,9 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   int __pyx_t_1;
   int __pyx_t_2;
   int __pyx_t_3;
-  __Pyx_RefNannySetupContext("VEB_findsucc");
+  __Pyx_RefNannySetupContext("VEB_findsucc", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":278
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":278
  *     cdef int a, b, j, c, found
  * 
  *     if veb.max_val == -1 or i>=veb.max_val:             # <<<<<<<<<<<<<<
@@ -18374,7 +19801,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   }
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":279
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":279
  * 
  *     if veb.max_val == -1 or i>=veb.max_val:
  *         return -1             # <<<<<<<<<<<<<<
@@ -18387,7 +19814,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":280
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":280
  *     if veb.max_val == -1 or i>=veb.max_val:
  *         return -1
  *     if i < veb.min_val:             # <<<<<<<<<<<<<<
@@ -18397,7 +19824,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   __pyx_t_3 = (__pyx_v_i < __pyx_v_veb->min_val);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":281
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":281
  *         return -1
  *     if i < veb.min_val:
  *         return veb.min_val             # <<<<<<<<<<<<<<
@@ -18410,7 +19837,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   }
   __pyx_L4:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":283
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":283
  *         return veb.min_val
  * 
  *     a = i >> veb.num_bottom_bits             # <<<<<<<<<<<<<<
@@ -18419,7 +19846,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
   __pyx_v_a = (__pyx_v_i >> __pyx_v_veb->num_bottom_bits);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":284
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":284
  * 
  *     a = i >> veb.num_bottom_bits
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]             # <<<<<<<<<<<<<<
@@ -18428,7 +19855,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
   __pyx_v_b = (__pyx_v_i & (__pyx_v_3_sa_LOWER_MASK[(__pyx_v_veb->num_bottom_bits - 1)]));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":285
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":285
  *     a = i >> veb.num_bottom_bits
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *     found = 0             # <<<<<<<<<<<<<<
@@ -18437,7 +19864,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
   __pyx_v_found = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":286
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":286
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *     found = 0
  *     if veb.bottom[a] != NULL:             # <<<<<<<<<<<<<<
@@ -18447,7 +19874,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   __pyx_t_3 = ((__pyx_v_veb->bottom[__pyx_v_a]) != NULL);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":287
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":287
  *     found = 0
  *     if veb.bottom[a] != NULL:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -18457,7 +19884,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
     __pyx_t_3 = (__pyx_v_veb->num_bottom_bits > __pyx_v_3_sa_MIN_BOTTOM_BITS);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":288
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":288
  *     if veb.bottom[a] != NULL:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[a]             # <<<<<<<<<<<<<<
@@ -18466,7 +19893,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
       __pyx_v_subv = ((struct __pyx_t_3_sa__VEB *)(__pyx_v_veb->bottom[__pyx_v_a]));
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":289
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":289
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[a]
  *             if subv.max_val > b:             # <<<<<<<<<<<<<<
@@ -18476,7 +19903,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
       __pyx_t_3 = (__pyx_v_subv->max_val > __pyx_v_b);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":290
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":290
  *             subv = <_VEB*> veb.bottom[a]
  *             if subv.max_val > b:
  *                 j = (a << veb.num_bottom_bits) + VEB_findsucc(subv, b)             # <<<<<<<<<<<<<<
@@ -18485,7 +19912,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
         __pyx_v_j = ((__pyx_v_a << __pyx_v_veb->num_bottom_bits) + __pyx_f_3_sa_VEB_findsucc(__pyx_v_subv, __pyx_v_b));
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":291
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":291
  *             if subv.max_val > b:
  *                 j = (a << veb.num_bottom_bits) + VEB_findsucc(subv, b)
  *                 found = 1             # <<<<<<<<<<<<<<
@@ -18500,7 +19927,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":293
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":293
  *                 found = 1
  *         else:
  *             subb = <_BitSet*> veb.bottom[a]             # <<<<<<<<<<<<<<
@@ -18509,7 +19936,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
       __pyx_v_subb = ((struct __pyx_t_3_sa__BitSet *)(__pyx_v_veb->bottom[__pyx_v_a]));
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":294
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":294
  *         else:
  *             subb = <_BitSet*> veb.bottom[a]
  *             if subb.max_val > b:             # <<<<<<<<<<<<<<
@@ -18519,7 +19946,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
       __pyx_t_3 = (__pyx_v_subb->max_val > __pyx_v_b);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":295
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":295
  *             subb = <_BitSet*> veb.bottom[a]
  *             if subb.max_val > b:
  *                 j = (a << veb.num_bottom_bits) + bitset_findsucc(subb, b)             # <<<<<<<<<<<<<<
@@ -18528,7 +19955,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
         __pyx_v_j = ((__pyx_v_a << __pyx_v_veb->num_bottom_bits) + __pyx_f_3_sa_bitset_findsucc(__pyx_v_subb, __pyx_v_b));
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":296
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":296
  *             if subb.max_val > b:
  *                 j = (a << veb.num_bottom_bits) + bitset_findsucc(subb, b)
  *                 found = 1             # <<<<<<<<<<<<<<
@@ -18545,7 +19972,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   }
   __pyx_L5:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":297
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":297
  *                 j = (a << veb.num_bottom_bits) + bitset_findsucc(subb, b)
  *                 found = 1
  *     if found==0:             # <<<<<<<<<<<<<<
@@ -18555,7 +19982,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   __pyx_t_3 = (__pyx_v_found == 0);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":298
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":298
  *                 found = 1
  *     if found==0:
  *         if veb.top_universe_size > MIN_BOTTOM_SIZE:             # <<<<<<<<<<<<<<
@@ -18565,7 +19992,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
     __pyx_t_3 = (__pyx_v_veb->top_universe_size > __pyx_v_3_sa_MIN_BOTTOM_SIZE);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":299
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":299
  *     if found==0:
  *         if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *             subv = <_VEB*> veb.top             # <<<<<<<<<<<<<<
@@ -18574,7 +20001,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
       __pyx_v_subv = ((struct __pyx_t_3_sa__VEB *)__pyx_v_veb->top);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":300
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":300
  *         if veb.top_universe_size > MIN_BOTTOM_SIZE:
  *             subv = <_VEB*> veb.top
  *             c = VEB_findsucc(subv, a)             # <<<<<<<<<<<<<<
@@ -18586,7 +20013,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":302
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":302
  *             c = VEB_findsucc(subv, a)
  *         else:
  *             subb = <_BitSet*> veb.top             # <<<<<<<<<<<<<<
@@ -18595,7 +20022,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
       __pyx_v_subb = ((struct __pyx_t_3_sa__BitSet *)__pyx_v_veb->top);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":303
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":303
  *         else:
  *             subb = <_BitSet*> veb.top
  *             c = bitset_findsucc(subb, a)             # <<<<<<<<<<<<<<
@@ -18606,7 +20033,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
     }
     __pyx_L10:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":304
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":304
  *             subb = <_BitSet*> veb.top
  *             c = bitset_findsucc(subb, a)
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -18616,7 +20043,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
     __pyx_t_3 = (__pyx_v_veb->num_bottom_bits > __pyx_v_3_sa_MIN_BOTTOM_BITS);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":305
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":305
  *             c = bitset_findsucc(subb, a)
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[c]             # <<<<<<<<<<<<<<
@@ -18625,7 +20052,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
       __pyx_v_subv = ((struct __pyx_t_3_sa__VEB *)(__pyx_v_veb->bottom[__pyx_v_c]));
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":306
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":306
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:
  *             subv = <_VEB*> veb.bottom[c]
  *             j = (c << veb.num_bottom_bits) + subv.min_val             # <<<<<<<<<<<<<<
@@ -18637,7 +20064,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":308
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":308
  *             j = (c << veb.num_bottom_bits) + subv.min_val
  *         else:
  *             subb = <_BitSet*> veb.bottom[c]             # <<<<<<<<<<<<<<
@@ -18646,7 +20073,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
       __pyx_v_subb = ((struct __pyx_t_3_sa__BitSet *)(__pyx_v_veb->bottom[__pyx_v_c]));
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":309
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":309
  *         else:
  *             subb = <_BitSet*> veb.bottom[c]
  *             j = (c << veb.num_bottom_bits) + subb.min_val             # <<<<<<<<<<<<<<
@@ -18660,7 +20087,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   }
   __pyx_L9:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":310
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":310
  *             subb = <_BitSet*> veb.bottom[c]
  *             j = (c << veb.num_bottom_bits) + subb.min_val
  *     return j             # <<<<<<<<<<<<<<
@@ -18676,7 +20103,7 @@ static int __pyx_f_3_sa_VEB_findsucc(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":313
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":313
  * 
  * 
  * cdef int VEB_contains(_VEB* veb, int i):             # <<<<<<<<<<<<<<
@@ -18695,9 +20122,9 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   int __pyx_t_2;
   int __pyx_t_3;
   int __pyx_t_4;
-  __Pyx_RefNannySetupContext("VEB_contains");
+  __Pyx_RefNannySetupContext("VEB_contains", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":318
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":318
  *     cdef int a, b
  * 
  *     if veb.size == 0 or i < veb.min_val or i > veb.max_val:             # <<<<<<<<<<<<<<
@@ -18719,7 +20146,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   }
   if (__pyx_t_2) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":319
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":319
  * 
  *     if veb.size == 0 or i < veb.min_val or i > veb.max_val:
  *         return 0             # <<<<<<<<<<<<<<
@@ -18732,7 +20159,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":321
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":321
  *         return 0
  * 
  *     if veb.min_val == i:             # <<<<<<<<<<<<<<
@@ -18742,7 +20169,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   __pyx_t_2 = (__pyx_v_veb->min_val == __pyx_v_i);
   if (__pyx_t_2) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":322
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":322
  * 
  *     if veb.min_val == i:
  *         return 1             # <<<<<<<<<<<<<<
@@ -18755,7 +20182,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":324
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":324
  *         return 1
  *     else:
  *         if veb.size == 1:             # <<<<<<<<<<<<<<
@@ -18765,7 +20192,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
     __pyx_t_2 = (__pyx_v_veb->size == 1);
     if (__pyx_t_2) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":325
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":325
  *     else:
  *         if veb.size == 1:
  *             return 0             # <<<<<<<<<<<<<<
@@ -18780,7 +20207,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   }
   __pyx_L4:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":327
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":327
  *             return 0
  * 
  *     a = i >> veb.num_bottom_bits             # <<<<<<<<<<<<<<
@@ -18789,7 +20216,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
   __pyx_v_a = (__pyx_v_i >> __pyx_v_veb->num_bottom_bits);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":328
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":328
  * 
  *     a = i >> veb.num_bottom_bits
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]             # <<<<<<<<<<<<<<
@@ -18798,7 +20225,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
  */
   __pyx_v_b = (__pyx_v_i & (__pyx_v_3_sa_LOWER_MASK[(__pyx_v_veb->num_bottom_bits - 1)]));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":329
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":329
  *     a = i >> veb.num_bottom_bits
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *     if veb.bottom[a] == NULL:             # <<<<<<<<<<<<<<
@@ -18808,7 +20235,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   __pyx_t_2 = ((__pyx_v_veb->bottom[__pyx_v_a]) == NULL);
   if (__pyx_t_2) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":330
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":330
  *     b = i & LOWER_MASK[veb.num_bottom_bits-1]
  *     if veb.bottom[a] == NULL:
  *         return 0             # <<<<<<<<<<<<<<
@@ -18821,7 +20248,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":332
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":332
  *         return 0
  *     else:
  *         if veb.num_bottom_bits > MIN_BOTTOM_BITS:             # <<<<<<<<<<<<<<
@@ -18831,7 +20258,7 @@ static int __pyx_f_3_sa_VEB_contains(struct __pyx_t_3_sa__VEB *__pyx_v_veb, int
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":333
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":334
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":336
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":337
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":348
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-  __pyx_t_2 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 16; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 16; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_LCP *)__pyx_v_self)->lcp);
-  __Pyx_DECREF(((PyObject *)((struct __pyx_obj_3_sa_LCP *)__pyx_v_self)->lcp));
-  ((struct __pyx_obj_3_sa_LCP *)__pyx_v_self)->lcp = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_2);
+  __Pyx_GOTREF(__pyx_v_self->lcp);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->lcp));
+  __pyx_v_self->lcp = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":18
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":18
  *         self.lcp = IntList(initial_len=n)
  * 
  *         rank = IntList(initial_len=n)             # <<<<<<<<<<<<<<
@@ -19535,13 +21051,13 @@ static int __pyx_pf_3_sa_3LCP___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_
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-  __pyx_t_1 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 18; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 18; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":19
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":19
  * 
  *         rank = IntList(initial_len=n)
  *         for i from 0 <= i < n:             # <<<<<<<<<<<<<<
@@ -19551,7 +21067,7 @@ static int __pyx_pf_3_sa_3LCP___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_
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   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":20
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":20
  *         rank = IntList(initial_len=n)
  *         for i from 0 <= i < n:
  *             rank.arr[sa.sa.arr[i]] = i             # <<<<<<<<<<<<<<
@@ -19561,7 +21077,7 @@ static int __pyx_pf_3_sa_3LCP___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_
     (__pyx_v_rank->arr[(__pyx_v_sa->sa->arr[__pyx_v_i])]) = __pyx_v_i;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":22
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":22
  *             rank.arr[sa.sa.arr[i]] = i
  * 
  *         h = 0             # <<<<<<<<<<<<<<
@@ -19570,7 +21086,7 @@ static int __pyx_pf_3_sa_3LCP___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_
  */
   __pyx_v_h = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":23
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":23
  * 
  *         h = 0
  *         for i from 0 <= i < n:             # <<<<<<<<<<<<<<
@@ -19580,7 +21096,7 @@ static int __pyx_pf_3_sa_3LCP___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_
   __pyx_t_3 = __pyx_v_n;
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":24
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":24
  *         h = 0
  *         for i from 0 <= i < n:
  *             k = rank.arr[i]             # <<<<<<<<<<<<<<
@@ -19589,7 +21105,7 @@ static int __pyx_pf_3_sa_3LCP___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_
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     __pyx_v_k = (__pyx_v_rank->arr[__pyx_v_i]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":25
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":25
  *         for i from 0 <= i < n:
  *             k = rank.arr[i]
  *             if k == 0:             # <<<<<<<<<<<<<<
@@ -19599,19 +21115,19 @@ static int __pyx_pf_3_sa_3LCP___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_
     __pyx_t_4 = (__pyx_v_k == 0);
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":26
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":26
  *             k = rank.arr[i]
  *             if k == 0:
  *                 self.lcp.arr[k] = -1             # <<<<<<<<<<<<<<
  *             else:
  *                 j = sa.sa.arr[k-1]
  */
-      (((struct __pyx_obj_3_sa_LCP *)__pyx_v_self)->lcp->arr[__pyx_v_k]) = -1;
-      goto __pyx_L10;
+      (__pyx_v_self->lcp->arr[__pyx_v_k]) = -1;
+      goto __pyx_L7;
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":28
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":28
  *                 self.lcp.arr[k] = -1
  *             else:
  *                 j = sa.sa.arr[k-1]             # <<<<<<<<<<<<<<
@@ -19620,7 +21136,7 @@ static int __pyx_pf_3_sa_3LCP___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":29
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":29
  *             else:
  *                 j = sa.sa.arr[k-1]
  *                 while i+h < n and j+h < n and sa.darray.data.arr[i+h] == sa.darray.data.arr[j+h]:             # <<<<<<<<<<<<<<
@@ -19643,7 +21159,7 @@ static int __pyx_pf_3_sa_3LCP___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_
         }
         if (!__pyx_t_5) break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":30
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":30
  *                 j = sa.sa.arr[k-1]
  *                 while i+h < n and j+h < n and sa.darray.data.arr[i+h] == sa.darray.data.arr[j+h]:
  *                     h = h+1             # <<<<<<<<<<<<<<
@@ -19653,18 +21169,18 @@ static int __pyx_pf_3_sa_3LCP___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_
         __pyx_v_h = (__pyx_v_h + 1);
       }
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":31
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":31
  *                 while i+h < n and j+h < n and sa.darray.data.arr[i+h] == sa.darray.data.arr[j+h]:
  *                     h = h+1
  *                 self.lcp.arr[k] = h             # <<<<<<<<<<<<<<
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  *                 h = h-1
  */
-      (((struct __pyx_obj_3_sa_LCP *)__pyx_v_self)->lcp->arr[__pyx_v_k]) = __pyx_v_h;
+      (__pyx_v_self->lcp->arr[__pyx_v_k]) = __pyx_v_h;
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-    __pyx_L10:;
+    __pyx_L7:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":32
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":32
  *                     h = h+1
  *                 self.lcp.arr[k] = h
  *             if h > 0:             # <<<<<<<<<<<<<<
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":33
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":33
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-      goto __pyx_L13;
+      goto __pyx_L10;
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-    __pyx_L13:;
+    __pyx_L10:;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":34
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":34
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+static PyObject *__pyx_gb_3_sa_3LCP_4generator1(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
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+/* Python wrapper */
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-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":36
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+  goto __pyx_L0;
+  __pyx_L1_error:;
+  __Pyx_AddTraceback("_sa.LCP.compute_stats", __pyx_clineno, __pyx_lineno, __pyx_filename);
+  __pyx_r = NULL;
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+static PyObject *__pyx_gb_3_sa_3LCP_4generator1(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value) /* generator body */
 {
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     default: /* CPython raises the right error here */
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":48
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":48
  *         cdef VEB veb
  * 
  *         N = self.sa.sa.len             # <<<<<<<<<<<<<<
  * 
  *         ngram_starts = []
  */
-  __pyx_cur_scope->__pyx_v_N = ((struct __pyx_obj_3_sa_LCP *)__pyx_cur_scope->__pyx_v_self)->sa->sa->len;
+  __pyx_cur_scope->__pyx_v_N = __pyx_cur_scope->__pyx_v_self->sa->sa->len;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":50
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":50
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":51
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":51
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  *         for n from 0 <= n < max_n:             # <<<<<<<<<<<<<<
@@ -19826,30 +21359,27 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
   __pyx_t_2 = __pyx_cur_scope->__pyx_v_max_n;
   for (__pyx_cur_scope->__pyx_v_n = 0; __pyx_cur_scope->__pyx_v_n < __pyx_t_2; __pyx_cur_scope->__pyx_v_n++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":52
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":52
  *         ngram_starts = []
  *         for n from 0 <= n < max_n:
  *             ngram_starts.append(IntList(initial_len=N))             # <<<<<<<<<<<<<<
  * 
  *         run_start = IntList(initial_len=max_n)
  */
-    if (unlikely(((PyObject *)__pyx_cur_scope->__pyx_v_ngram_starts) == Py_None)) {
-      PyErr_Format(PyExc_AttributeError, "'NoneType' object has no attribute '%s'", "append"); {__pyx_filename = __pyx_f[9]; __pyx_lineno = 52; __pyx_clineno = __LINE__; goto __pyx_L1_error;} 
-    }
     __pyx_t_1 = PyDict_New(); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 52; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(((PyObject *)__pyx_t_1));
     __pyx_t_3 = PyInt_FromLong(__pyx_cur_scope->__pyx_v_N); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 52; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_3);
     if (PyDict_SetItem(__pyx_t_1, ((PyObject *)__pyx_n_s__initial_len), __pyx_t_3) < 0) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 52; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
-    __pyx_t_3 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 52; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_3 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 52; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_3);
     __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
     __pyx_t_4 = PyList_Append(__pyx_cur_scope->__pyx_v_ngram_starts, __pyx_t_3); if (unlikely(__pyx_t_4 == -1)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 52; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":54
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":54
  *             ngram_starts.append(IntList(initial_len=N))
  * 
  *         run_start = IntList(initial_len=max_n)             # <<<<<<<<<<<<<<
@@ -19862,14 +21392,14 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
   __Pyx_GOTREF(__pyx_t_1);
   if (PyDict_SetItem(__pyx_t_3, ((PyObject *)__pyx_n_s__initial_len), __pyx_t_1) < 0) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 54; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  __pyx_t_1 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_3)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 54; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_3)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 54; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
   __Pyx_DECREF(((PyObject *)__pyx_t_3)); __pyx_t_3 = 0;
   __Pyx_GIVEREF(__pyx_t_1);
   __pyx_cur_scope->__pyx_v_run_start = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":55
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":55
  * 
  *         run_start = IntList(initial_len=max_n)
  *         veb = VEB(N)             # <<<<<<<<<<<<<<
@@ -19879,7 +21409,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
   __pyx_t_1 = PyInt_FromLong(__pyx_cur_scope->__pyx_v_N); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
   __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_3));
+  __Pyx_GOTREF(__pyx_t_3);
   PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_1);
   __Pyx_GIVEREF(__pyx_t_1);
   __pyx_t_1 = 0;
@@ -19890,7 +21420,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
   __pyx_cur_scope->__pyx_v_veb = ((struct __pyx_obj_3_sa_VEB *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":57
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":57
  *         veb = VEB(N)
  * 
  *         for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -19900,16 +21430,16 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
   __pyx_t_2 = __pyx_cur_scope->__pyx_v_N;
   for (__pyx_cur_scope->__pyx_v_i = 0; __pyx_cur_scope->__pyx_v_i < __pyx_t_2; __pyx_cur_scope->__pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":58
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":58
  * 
  *         for i from 0 <= i < N:
  *             h = self.lcp.arr[i]             # <<<<<<<<<<<<<<
  *             if h < 0:
  *                 h = 0
  */
-    __pyx_cur_scope->__pyx_v_h = (((struct __pyx_obj_3_sa_LCP *)__pyx_cur_scope->__pyx_v_self)->lcp->arr[__pyx_cur_scope->__pyx_v_i]);
+    __pyx_cur_scope->__pyx_v_h = (__pyx_cur_scope->__pyx_v_self->lcp->arr[__pyx_cur_scope->__pyx_v_i]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":59
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":59
  *         for i from 0 <= i < N:
  *             h = self.lcp.arr[i]
  *             if h < 0:             # <<<<<<<<<<<<<<
@@ -19919,7 +21449,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
     __pyx_t_5 = (__pyx_cur_scope->__pyx_v_h < 0);
     if (__pyx_t_5) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":60
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":60
  *             h = self.lcp.arr[i]
  *             if h < 0:
  *                 h = 0             # <<<<<<<<<<<<<<
@@ -19931,7 +21461,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
     }
     __pyx_L8:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":61
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":61
  *             if h < 0:
  *                 h = 0
  *             for n from h <= n < max_n:             # <<<<<<<<<<<<<<
@@ -19941,7 +21471,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
     __pyx_t_6 = __pyx_cur_scope->__pyx_v_max_n;
     for (__pyx_cur_scope->__pyx_v_n = __pyx_cur_scope->__pyx_v_h; __pyx_cur_scope->__pyx_v_n < __pyx_t_6; __pyx_cur_scope->__pyx_v_n++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":62
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":62
  *                 h = 0
  *             for n from h <= n < max_n:
  *                 rs = run_start.arr[n]             # <<<<<<<<<<<<<<
@@ -19950,7 +21480,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
  */
       __pyx_cur_scope->__pyx_v_rs = (__pyx_cur_scope->__pyx_v_run_start->arr[__pyx_cur_scope->__pyx_v_n]);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":63
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":63
  *             for n from h <= n < max_n:
  *                 rs = run_start.arr[n]
  *                 run_start.arr[n] = i             # <<<<<<<<<<<<<<
@@ -19959,7 +21489,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
  */
       (__pyx_cur_scope->__pyx_v_run_start->arr[__pyx_cur_scope->__pyx_v_n]) = __pyx_cur_scope->__pyx_v_i;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":64
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":64
  *                 rs = run_start.arr[n]
  *                 run_start.arr[n] = i
  *                 freq = i - rs             # <<<<<<<<<<<<<<
@@ -19968,7 +21498,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
  */
       __pyx_cur_scope->__pyx_v_freq = (__pyx_cur_scope->__pyx_v_i - __pyx_cur_scope->__pyx_v_rs);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":65
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":65
  *                 run_start.arr[n] = i
  *                 freq = i - rs
  *                 if freq > 1000: # arbitrary, but see note below             # <<<<<<<<<<<<<<
@@ -19978,7 +21508,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
       __pyx_t_5 = (__pyx_cur_scope->__pyx_v_freq > 1000);
       if (__pyx_t_5) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":66
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":66
  *                 freq = i - rs
  *                 if freq > 1000: # arbitrary, but see note below
  *                     veb._insert(freq)             # <<<<<<<<<<<<<<
@@ -19987,7 +21517,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
  */
         ((struct __pyx_vtabstruct_3_sa_VEB *)__pyx_cur_scope->__pyx_v_veb->__pyx_vtab)->_insert(__pyx_cur_scope->__pyx_v_veb, __pyx_cur_scope->__pyx_v_freq);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":67
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":67
  *                 if freq > 1000: # arbitrary, but see note below
  *                     veb._insert(freq)
  *                     ngram_start = ngram_starts[n]             # <<<<<<<<<<<<<<
@@ -20003,7 +21533,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
         __pyx_cur_scope->__pyx_v_ngram_start = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
         __pyx_t_1 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":68
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":68
  *                     veb._insert(freq)
  *                     ngram_start = ngram_starts[n]
  *                     while ngram_start.arr[freq] > 0:             # <<<<<<<<<<<<<<
@@ -20014,7 +21544,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
           __pyx_t_5 = ((__pyx_cur_scope->__pyx_v_ngram_start->arr[__pyx_cur_scope->__pyx_v_freq]) > 0);
           if (!__pyx_t_5) break;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":69
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":69
  *                     ngram_start = ngram_starts[n]
  *                     while ngram_start.arr[freq] > 0:
  *                         freq = freq + 1 # cheating a bit, should be ok for sparse histogram             # <<<<<<<<<<<<<<
@@ -20024,7 +21554,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
           __pyx_cur_scope->__pyx_v_freq = (__pyx_cur_scope->__pyx_v_freq + 1);
         }
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":70
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":70
  *                     while ngram_start.arr[freq] > 0:
  *                         freq = freq + 1 # cheating a bit, should be ok for sparse histogram
  *                     ngram_start.arr[freq] = rs             # <<<<<<<<<<<<<<
@@ -20038,7 +21568,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
     }
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":71
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":71
  *                         freq = freq + 1 # cheating a bit, should be ok for sparse histogram
  *                     ngram_start.arr[freq] = rs
  *         i = veb.veb.min_val             # <<<<<<<<<<<<<<
@@ -20047,7 +21577,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
  */
   __pyx_cur_scope->__pyx_v_i = __pyx_cur_scope->__pyx_v_veb->veb->min_val;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":72
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":72
  *                     ngram_start.arr[freq] = rs
  *         i = veb.veb.min_val
  *         while i != -1:             # <<<<<<<<<<<<<<
@@ -20058,7 +21588,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
     __pyx_t_5 = (__pyx_cur_scope->__pyx_v_i != -1);
     if (!__pyx_t_5) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":73
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":73
  *         i = veb.veb.min_val
  *         while i != -1:
  *             ii = veb._findsucc(i)             # <<<<<<<<<<<<<<
@@ -20067,7 +21597,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
  */
     __pyx_cur_scope->__pyx_v_ii = ((struct __pyx_vtabstruct_3_sa_VEB *)__pyx_cur_scope->__pyx_v_veb->__pyx_vtab)->_findsucc(__pyx_cur_scope->__pyx_v_veb, __pyx_cur_scope->__pyx_v_i);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":74
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":74
  *         while i != -1:
  *             ii = veb._findsucc(i)
  *             for n from 0 <= n < max_n:             # <<<<<<<<<<<<<<
@@ -20077,7 +21607,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
     __pyx_t_2 = __pyx_cur_scope->__pyx_v_max_n;
     for (__pyx_cur_scope->__pyx_v_n = 0; __pyx_cur_scope->__pyx_v_n < __pyx_t_2; __pyx_cur_scope->__pyx_v_n++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":75
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":75
  *             ii = veb._findsucc(i)
  *             for n from 0 <= n < max_n:
  *                 ngram_start = ngram_starts[n]             # <<<<<<<<<<<<<<
@@ -20093,7 +21623,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
       __pyx_cur_scope->__pyx_v_ngram_start = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
       __pyx_t_1 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":76
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":76
  *             for n from 0 <= n < max_n:
  *                 ngram_start = ngram_starts[n]
  *                 iii = i             # <<<<<<<<<<<<<<
@@ -20102,7 +21632,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
  */
       __pyx_cur_scope->__pyx_v_iii = __pyx_cur_scope->__pyx_v_i;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":77
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":77
  *                 ngram_start = ngram_starts[n]
  *                 iii = i
  *                 rs = ngram_start.arr[iii]             # <<<<<<<<<<<<<<
@@ -20111,7 +21641,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
  */
       __pyx_cur_scope->__pyx_v_rs = (__pyx_cur_scope->__pyx_v_ngram_start->arr[__pyx_cur_scope->__pyx_v_iii]);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":78
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":78
  *                 iii = i
  *                 rs = ngram_start.arr[iii]
  *                 while (ii==-1 or iii < ii) and rs != 0:             # <<<<<<<<<<<<<<
@@ -20134,16 +21664,16 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
         }
         if (!__pyx_t_7) break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":79
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":79
  *                 rs = ngram_start.arr[iii]
  *                 while (ii==-1 or iii < ii) and rs != 0:
  *                     j = self.sa.sa.arr[rs]             # <<<<<<<<<<<<<<
  *                     valid = 1
  *                     for k from 0 <= k < n+1:
  */
-        __pyx_cur_scope->__pyx_v_j = (((struct __pyx_obj_3_sa_LCP *)__pyx_cur_scope->__pyx_v_self)->sa->sa->arr[__pyx_cur_scope->__pyx_v_rs]);
+        __pyx_cur_scope->__pyx_v_j = (__pyx_cur_scope->__pyx_v_self->sa->sa->arr[__pyx_cur_scope->__pyx_v_rs]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":80
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":80
  *                 while (ii==-1 or iii < ii) and rs != 0:
  *                     j = self.sa.sa.arr[rs]
  *                     valid = 1             # <<<<<<<<<<<<<<
@@ -20152,7 +21682,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
  */
         __pyx_cur_scope->__pyx_v_valid = 1;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":81
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":81
  *                     j = self.sa.sa.arr[rs]
  *                     valid = 1
  *                     for k from 0 <= k < n+1:             # <<<<<<<<<<<<<<
@@ -20162,17 +21692,17 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
         __pyx_t_9 = (__pyx_cur_scope->__pyx_v_n + 1);
         for (__pyx_cur_scope->__pyx_v_k = 0; __pyx_cur_scope->__pyx_v_k < __pyx_t_9; __pyx_cur_scope->__pyx_v_k++) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":82
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":82
  *                     valid = 1
  *                     for k from 0 <= k < n+1:
  *                         if self.sa.darray.data.arr[j+k] < 2:             # <<<<<<<<<<<<<<
  *                             valid = 0
  *                     if valid:
  */
-          __pyx_t_7 = ((((struct __pyx_obj_3_sa_LCP *)__pyx_cur_scope->__pyx_v_self)->sa->darray->data->arr[(__pyx_cur_scope->__pyx_v_j + __pyx_cur_scope->__pyx_v_k)]) < 2);
+          __pyx_t_7 = ((__pyx_cur_scope->__pyx_v_self->sa->darray->data->arr[(__pyx_cur_scope->__pyx_v_j + __pyx_cur_scope->__pyx_v_k)]) < 2);
           if (__pyx_t_7) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":83
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":83
  *                     for k from 0 <= k < n+1:
  *                         if self.sa.darray.data.arr[j+k] < 2:
  *                             valid = 0             # <<<<<<<<<<<<<<
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           __pyx_L22:;
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":84
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":84
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  *                     if valid:             # <<<<<<<<<<<<<<
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  */
         if (__pyx_cur_scope->__pyx_v_valid) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":85
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":85
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  *                         ngram = tuple([self.sa.darray.data.arr[j+k] for k in range(n+1)])             # <<<<<<<<<<<<<<
@@ -20202,13 +21732,13 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
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-          __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+          __Pyx_GOTREF(__pyx_t_1);
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+            __pyx_t_3 = PyInt_FromLong((__pyx_cur_scope->__pyx_v_self->sa->darray->data->arr[(__pyx_cur_scope->__pyx_v_j + __pyx_cur_scope->__pyx_v_k)])); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 85; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+            if (unlikely(__Pyx_PyList_Append(__pyx_t_1, (PyObject*)__pyx_t_3))) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 85; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -20220,7 +21750,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
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           __pyx_t_3 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":86
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":86
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@@ -20232,7 +21762,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
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-          __Pyx_GOTREF(((PyObject *)__pyx_t_10));
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           /* return from generator, yielding value */
-          __pyx_cur_scope->__pyx_base.resume_label = 1;
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":87
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":87
  *                         ngram = tuple([self.sa.darray.data.arr[j+k] for k in range(n+1)])
  *                         yield i, n+1, ngram
  *                     iii = iii + 1             # <<<<<<<<<<<<<<
@@ -20266,7 +21796,7 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":88
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":88
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  *                     iii = iii + 1
  *                     rs = ngram_start.arr[iii]             # <<<<<<<<<<<<<<
@@ -20276,14 +21806,14 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
       }
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":89
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":89
  *                     iii = iii + 1
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  *             i = ii             # <<<<<<<<<<<<<<
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     __pyx_cur_scope->__pyx_v_i = __pyx_cur_scope->__pyx_v_ii;
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-  PyErr_SetNone(PyExc_StopIteration); {__pyx_filename = __pyx_f[9]; __pyx_lineno = 36; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  PyErr_SetNone(PyExc_StopIteration);
   goto __pyx_L0;
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@@ -20292,12 +21822,27 @@ static PyObject *__pyx_gb_3_sa_3LCP_2generator1(struct __pyx_obj_3_sa___pyx_scop
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   __pyx_L0:;
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-  __pyx_cur_scope->__pyx_base.resume_label = -1;
+  __pyx_generator->resume_label = -1;
+  __Pyx_Generator_clear((PyObject*)__pyx_generator);
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":12
+/* Python wrapper */
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+static int __pyx_pw_3_sa_8Alphabet_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
+  int __pyx_r;
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("__cinit__ (wrapper)", 0);
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+  if (unlikely(__pyx_kwds) && unlikely(PyDict_Size(__pyx_kwds) > 0) && unlikely(!__Pyx_CheckKeywordStrings(__pyx_kwds, "__cinit__", 0))) return -1;
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+  __Pyx_RefNannyFinishContext();
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+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":12
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  *     def __cinit__(self):             # <<<<<<<<<<<<<<
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-static int __pyx_pf_3_sa_8Alphabet___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
-static int __pyx_pf_3_sa_8Alphabet___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
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   int __pyx_r;
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-  if (unlikely(__pyx_kwds) && unlikely(PyDict_Size(__pyx_kwds) > 0) && unlikely(!__Pyx_CheckKeywordStrings(__pyx_kwds, "__cinit__", 0))) return -1;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":13
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":13
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  *     def __cinit__(self):
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-  __Pyx_DECREF(((PyObject *)((struct __pyx_obj_3_sa_Alphabet *)__pyx_v_self)->terminals));
-  ((struct __pyx_obj_3_sa_Alphabet *)__pyx_v_self)->terminals = ((struct __pyx_obj_3_sa_StringMap *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->terminals);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->terminals));
+  __pyx_v_self->terminals = ((struct __pyx_obj_3_sa_StringMap *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":14
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":14
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  *         self.nonterminals = StringMap()             # <<<<<<<<<<<<<<
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-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_Alphabet *)__pyx_v_self)->nonterminals);
-  __Pyx_DECREF(((PyObject *)((struct __pyx_obj_3_sa_Alphabet *)__pyx_v_self)->nonterminals));
-  ((struct __pyx_obj_3_sa_Alphabet *)__pyx_v_self)->nonterminals = ((struct __pyx_obj_3_sa_StringMap *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->nonterminals);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->nonterminals));
+  __pyx_v_self->nonterminals = ((struct __pyx_obj_3_sa_StringMap *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":15
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":15
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-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_Alphabet *)__pyx_v_self)->id2sym);
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-  ((struct __pyx_obj_3_sa_Alphabet *)__pyx_v_self)->id2sym = __pyx_t_1;
+  __Pyx_GOTREF(__pyx_v_self->id2sym);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->id2sym));
+  __pyx_v_self->id2sym = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":16
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":16
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  *         self.id2sym = {}
  *         self.first_nonterminal = -1             # <<<<<<<<<<<<<<
  * 
  *     def __dealloc__(self):
  */
-  ((struct __pyx_obj_3_sa_Alphabet *)__pyx_v_self)->first_nonterminal = -1;
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   __pyx_r = 0;
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":18
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-static void __pyx_pf_3_sa_8Alphabet_1__dealloc__(PyObject *__pyx_v_self) {
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-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":21
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-static int __pyx_f_3_sa_8Alphabet_isvar(struct __pyx_obj_3_sa_Alphabet *__pyx_v_self, int __pyx_v_sym) {
+static int __pyx_f_3_sa_8Alphabet_isvar(CYTHON_UNUSED struct __pyx_obj_3_sa_Alphabet *__pyx_v_self, int __pyx_v_sym) {
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+  __Pyx_RefNannySetupContext("isvar", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":22
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  *     cdef int isvar(self, int sym):
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":24
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":24
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  *     cdef int isword(self, int sym):             # <<<<<<<<<<<<<<
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  * 
  */
 
-static int __pyx_f_3_sa_8Alphabet_isword(struct __pyx_obj_3_sa_Alphabet *__pyx_v_self, int __pyx_v_sym) {
+static int __pyx_f_3_sa_8Alphabet_isword(CYTHON_UNUSED struct __pyx_obj_3_sa_Alphabet *__pyx_v_self, int __pyx_v_sym) {
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":25
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  *     cdef int isword(self, int sym):
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":27
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+  __Pyx_RefNannySetupContext("getindex", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":28
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":28
  * 
  *     cdef int getindex(self, int sym):
  *         return -sym & INDEX_MASK             # <<<<<<<<<<<<<<
@@ -20486,7 +22035,7 @@ static int __pyx_f_3_sa_8Alphabet_getindex(struct __pyx_obj_3_sa_Alphabet *__pyx
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":30
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":30
  *         return -sym & INDEX_MASK
  * 
  *     cdef int setindex(self, int sym, int ind):             # <<<<<<<<<<<<<<
@@ -20494,12 +22043,12 @@ static int __pyx_f_3_sa_8Alphabet_getindex(struct __pyx_obj_3_sa_Alphabet *__pyx
  * 
  */
 
-static int __pyx_f_3_sa_8Alphabet_setindex(struct __pyx_obj_3_sa_Alphabet *__pyx_v_self, int __pyx_v_sym, int __pyx_v_ind) {
+static int __pyx_f_3_sa_8Alphabet_setindex(CYTHON_UNUSED struct __pyx_obj_3_sa_Alphabet *__pyx_v_self, int __pyx_v_sym, int __pyx_v_ind) {
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   __Pyx_RefNannyDeclarations
-  __Pyx_RefNannySetupContext("setindex");
+  __Pyx_RefNannySetupContext("setindex", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":31
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":31
  * 
  *     cdef int setindex(self, int sym, int ind):
  *         return -(-sym & ~INDEX_MASK | ind)             # <<<<<<<<<<<<<<
@@ -20515,7 +22064,7 @@ static int __pyx_f_3_sa_8Alphabet_setindex(struct __pyx_obj_3_sa_Alphabet *__pyx
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":33
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":33
  *         return -(-sym & ~INDEX_MASK | ind)
  * 
  *     cdef int clearindex(self, int sym):             # <<<<<<<<<<<<<<
@@ -20523,12 +22072,12 @@ static int __pyx_f_3_sa_8Alphabet_setindex(struct __pyx_obj_3_sa_Alphabet *__pyx
  * 
  */
 
-static int __pyx_f_3_sa_8Alphabet_clearindex(struct __pyx_obj_3_sa_Alphabet *__pyx_v_self, int __pyx_v_sym) {
+static int __pyx_f_3_sa_8Alphabet_clearindex(CYTHON_UNUSED struct __pyx_obj_3_sa_Alphabet *__pyx_v_self, int __pyx_v_sym) {
   int __pyx_r;
   __Pyx_RefNannyDeclarations
-  __Pyx_RefNannySetupContext("clearindex");
+  __Pyx_RefNannySetupContext("clearindex", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":34
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":34
  * 
  *     cdef int clearindex(self, int sym):
  *         return -(-sym& ~INDEX_MASK)             # <<<<<<<<<<<<<<
@@ -20544,7 +22093,7 @@ static int __pyx_f_3_sa_8Alphabet_clearindex(struct __pyx_obj_3_sa_Alphabet *__p
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":36
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":36
  *         return -(-sym& ~INDEX_MASK)
  * 
  *     cdef int match(self, int sym1, int sym2):             # <<<<<<<<<<<<<<
@@ -20555,9 +22104,9 @@ static int __pyx_f_3_sa_8Alphabet_clearindex(struct __pyx_obj_3_sa_Alphabet *__p
 static int __pyx_f_3_sa_8Alphabet_match(struct __pyx_obj_3_sa_Alphabet *__pyx_v_self, int __pyx_v_sym1, int __pyx_v_sym2) {
   int __pyx_r;
   __Pyx_RefNannyDeclarations
-  __Pyx_RefNannySetupContext("match");
+  __Pyx_RefNannySetupContext("match", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":37
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":37
  * 
  *     cdef int match(self, int sym1, int sym2):
  *         return self.clearindex(sym1) == self.clearindex(sym2);             # <<<<<<<<<<<<<<
@@ -20573,7 +22122,7 @@ static int __pyx_f_3_sa_8Alphabet_match(struct __pyx_obj_3_sa_Alphabet *__pyx_v_
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":39
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":39
  *         return self.clearindex(sym1) == self.clearindex(sym2);
  * 
  *     cdef char* tocat(self, int sym):             # <<<<<<<<<<<<<<
@@ -20584,9 +22133,9 @@ static int __pyx_f_3_sa_8Alphabet_match(struct __pyx_obj_3_sa_Alphabet *__pyx_v_
 static char *__pyx_f_3_sa_8Alphabet_tocat(struct __pyx_obj_3_sa_Alphabet *__pyx_v_self, int __pyx_v_sym) {
   char *__pyx_r;
   __Pyx_RefNannyDeclarations
-  __Pyx_RefNannySetupContext("tocat");
+  __Pyx_RefNannySetupContext("tocat", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":40
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":40
  * 
  *     cdef char* tocat(self, int sym):
  *         return self.nonterminals.word((-sym >> INDEX_SHIFT)-1)             # <<<<<<<<<<<<<<
@@ -20602,7 +22151,7 @@ static char *__pyx_f_3_sa_8Alphabet_tocat(struct __pyx_obj_3_sa_Alphabet *__pyx_
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":42
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":42
  *         return self.nonterminals.word((-sym >> INDEX_SHIFT)-1)
  * 
  *     cdef int fromcat(self, char *s):             # <<<<<<<<<<<<<<
@@ -20615,9 +22164,9 @@ static int __pyx_f_3_sa_8Alphabet_fromcat(struct __pyx_obj_3_sa_Alphabet *__pyx_
   int __pyx_r;
   __Pyx_RefNannyDeclarations
   int __pyx_t_1;
-  __Pyx_RefNannySetupContext("fromcat");
+  __Pyx_RefNannySetupContext("fromcat", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":44
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":44
  *     cdef int fromcat(self, char *s):
  *         cdef int i
  *         i = self.nonterminals.index(s)             # <<<<<<<<<<<<<<
@@ -20626,7 +22175,7 @@ static int __pyx_f_3_sa_8Alphabet_fromcat(struct __pyx_obj_3_sa_Alphabet *__pyx_
  */
   __pyx_v_i = ((struct __pyx_vtabstruct_3_sa_StringMap *)__pyx_v_self->nonterminals->__pyx_vtab)->index(__pyx_v_self->nonterminals, __pyx_v_s);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":45
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":45
  *         cdef int i
  *         i = self.nonterminals.index(s)
  *         if self.first_nonterminal == -1:             # <<<<<<<<<<<<<<
@@ -20636,7 +22185,7 @@ static int __pyx_f_3_sa_8Alphabet_fromcat(struct __pyx_obj_3_sa_Alphabet *__pyx_
   __pyx_t_1 = (__pyx_v_self->first_nonterminal == -1);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":46
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":46
  *         i = self.nonterminals.index(s)
  *         if self.first_nonterminal == -1:
  *             self.first_nonterminal = i             # <<<<<<<<<<<<<<
@@ -20648,7 +22197,7 @@ static int __pyx_f_3_sa_8Alphabet_fromcat(struct __pyx_obj_3_sa_Alphabet *__pyx_
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":47
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":47
  *         if self.first_nonterminal == -1:
  *             self.first_nonterminal = i
  *         if i > self.last_nonterminal:             # <<<<<<<<<<<<<<
@@ -20658,7 +22207,7 @@ static int __pyx_f_3_sa_8Alphabet_fromcat(struct __pyx_obj_3_sa_Alphabet *__pyx_
   __pyx_t_1 = (__pyx_v_i > __pyx_v_self->last_nonterminal);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":48
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":48
  *             self.first_nonterminal = i
  *         if i > self.last_nonterminal:
  *             self.last_nonterminal = i             # <<<<<<<<<<<<<<
@@ -20670,7 +22219,7 @@ static int __pyx_f_3_sa_8Alphabet_fromcat(struct __pyx_obj_3_sa_Alphabet *__pyx_
   }
   __pyx_L4:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":49
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":49
  *         if i > self.last_nonterminal:
  *             self.last_nonterminal = i
  *         return -(i+1 << INDEX_SHIFT)             # <<<<<<<<<<<<<<
@@ -20686,7 +22235,7 @@ static int __pyx_f_3_sa_8Alphabet_fromcat(struct __pyx_obj_3_sa_Alphabet *__pyx_
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":51
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":51
  *         return -(i+1 << INDEX_SHIFT)
  * 
  *     cdef char* tostring(self, int sym):             # <<<<<<<<<<<<<<
@@ -20707,9 +22256,9 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("tostring");
+  __Pyx_RefNannySetupContext("tostring", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":53
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":53
  *     cdef char* tostring(self, int sym):
  *         cdef int ind
  *         if self.isvar(sym):             # <<<<<<<<<<<<<<
@@ -20719,7 +22268,7 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
   __pyx_t_1 = ((struct __pyx_vtabstruct_3_sa_Alphabet *)__pyx_v_self->__pyx_vtab)->isvar(__pyx_v_self, __pyx_v_sym);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":54
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":54
  *         cdef int ind
  *         if self.isvar(sym):
  *             if sym in self.id2sym:             # <<<<<<<<<<<<<<
@@ -20729,19 +22278,24 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
     __pyx_t_2 = PyInt_FromLong(__pyx_v_sym); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 54; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_2);
     if (unlikely(((PyObject *)__pyx_v_self->id2sym) == Py_None)) {
-      PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable"); {__pyx_filename = __pyx_f[10]; __pyx_lineno = 54; __pyx_clineno = __LINE__; goto __pyx_L1_error;} 
+      PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
+      {__pyx_filename = __pyx_f[10]; __pyx_lineno = 54; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
-    __pyx_t_3 = ((PyDict_Contains(((PyObject *)__pyx_v_self->id2sym), __pyx_t_2))); if (unlikely(__pyx_t_3 < 0)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 54; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_3 = (__Pyx_PyDict_Contains(__pyx_t_2, ((PyObject *)__pyx_v_self->id2sym), Py_EQ)); if (unlikely(__pyx_t_3 < 0)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 54; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":55
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":55
  *         if self.isvar(sym):
  *             if sym in self.id2sym:
  *                 return self.id2sym[sym]             # <<<<<<<<<<<<<<
  *             ind = self.getindex(sym)
  *             if ind > 0:
  */
+      if (unlikely(((PyObject *)__pyx_v_self->id2sym) == Py_None)) {
+        PyErr_SetString(PyExc_TypeError, "'NoneType' object is not subscriptable");
+        {__pyx_filename = __pyx_f[10]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      }
       __pyx_t_2 = __Pyx_GetItemInt(((PyObject *)__pyx_v_self->id2sym), __pyx_v_sym, sizeof(int), PyInt_FromLong); if (!__pyx_t_2) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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       __pyx_t_4 = PyBytes_AsString(__pyx_t_2); if (unlikely((!__pyx_t_4) && PyErr_Occurred())) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 55; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
@@ -20752,7 +22306,7 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
     }
     __pyx_L4:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":56
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":56
  *             if sym in self.id2sym:
  *                 return self.id2sym[sym]
  *             ind = self.getindex(sym)             # <<<<<<<<<<<<<<
@@ -20761,7 +22315,7 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
  */
     __pyx_v_ind = ((struct __pyx_vtabstruct_3_sa_Alphabet *)__pyx_v_self->__pyx_vtab)->getindex(__pyx_v_self, __pyx_v_sym);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":57
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":57
  *                 return self.id2sym[sym]
  *             ind = self.getindex(sym)
  *             if ind > 0:             # <<<<<<<<<<<<<<
@@ -20771,7 +22325,7 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
     __pyx_t_3 = (__pyx_v_ind > 0);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":58
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":58
  *             ind = self.getindex(sym)
  *             if ind > 0:
  *                 self.id2sym[sym] = "[%s,%d]" % (self.tocat(sym), ind)             # <<<<<<<<<<<<<<
@@ -20783,7 +22337,7 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
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-      __Pyx_GOTREF(((PyObject *)__pyx_t_6));
+      __Pyx_GOTREF(__pyx_t_6);
       PyTuple_SET_ITEM(__pyx_t_6, 0, ((PyObject *)__pyx_t_2));
       __Pyx_GIVEREF(((PyObject *)__pyx_t_2));
       PyTuple_SET_ITEM(__pyx_t_6, 1, __pyx_t_5);
@@ -20793,13 +22347,17 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
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       __Pyx_GOTREF(((PyObject *)__pyx_t_5));
       __Pyx_DECREF(((PyObject *)__pyx_t_6)); __pyx_t_6 = 0;
+      if (unlikely(((PyObject *)__pyx_v_self->id2sym) == Py_None)) {
+        PyErr_SetString(PyExc_TypeError, "'NoneType' object is not subscriptable");
+        {__pyx_filename = __pyx_f[10]; __pyx_lineno = 58; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      }
       if (__Pyx_SetItemInt(((PyObject *)__pyx_v_self->id2sym), __pyx_v_sym, ((PyObject *)__pyx_t_5), sizeof(int), PyInt_FromLong) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 58; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(((PyObject *)__pyx_t_5)); __pyx_t_5 = 0;
       goto __pyx_L5;
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":60
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":60
  *                 self.id2sym[sym] = "[%s,%d]" % (self.tocat(sym), ind)
  *             else:
  *                 self.id2sym[sym] = "[%s]" % self.tocat(sym)             # <<<<<<<<<<<<<<
@@ -20811,18 +22369,26 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
       __pyx_t_6 = PyNumber_Remainder(((PyObject *)__pyx_kp_s_65), ((PyObject *)__pyx_t_5)); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 60; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(((PyObject *)__pyx_t_6));
       __Pyx_DECREF(((PyObject *)__pyx_t_5)); __pyx_t_5 = 0;
+      if (unlikely(((PyObject *)__pyx_v_self->id2sym) == Py_None)) {
+        PyErr_SetString(PyExc_TypeError, "'NoneType' object is not subscriptable");
+        {__pyx_filename = __pyx_f[10]; __pyx_lineno = 60; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      }
       if (__Pyx_SetItemInt(((PyObject *)__pyx_v_self->id2sym), __pyx_v_sym, ((PyObject *)__pyx_t_6), sizeof(int), PyInt_FromLong) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 60; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(((PyObject *)__pyx_t_6)); __pyx_t_6 = 0;
     }
     __pyx_L5:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":61
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":61
  *             else:
  *                 self.id2sym[sym] = "[%s]" % self.tocat(sym)
  *             return self.id2sym[sym]             # <<<<<<<<<<<<<<
  *         else:
  *             return self.terminals.word(sym)
  */
+    if (unlikely(((PyObject *)__pyx_v_self->id2sym) == Py_None)) {
+      PyErr_SetString(PyExc_TypeError, "'NoneType' object is not subscriptable");
+      {__pyx_filename = __pyx_f[10]; __pyx_lineno = 61; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    }
     __pyx_t_6 = __Pyx_GetItemInt(((PyObject *)__pyx_v_self->id2sym), __pyx_v_sym, sizeof(int), PyInt_FromLong); if (!__pyx_t_6) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 61; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_6);
     __pyx_t_4 = PyBytes_AsString(__pyx_t_6); if (unlikely((!__pyx_t_4) && PyErr_Occurred())) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 61; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
@@ -20833,7 +22399,7 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":63
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":63
  *             return self.id2sym[sym]
  *         else:
  *             return self.terminals.word(sym)             # <<<<<<<<<<<<<<
@@ -20858,7 +22424,7 @@ static char *__pyx_f_3_sa_8Alphabet_tostring(struct __pyx_obj_3_sa_Alphabet *__p
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":65
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":65
  *             return self.terminals.word(sym)
  * 
  *     cdef int fromstring(self, char *s, bint terminal):             # <<<<<<<<<<<<<<
@@ -20884,9 +22450,9 @@ static int __pyx_f_3_sa_8Alphabet_fromstring(struct __pyx_obj_3_sa_Alphabet *__p
   int __pyx_lineno = 0;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":69
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":69
  *         cdef char *comma
  *         cdef int n
  *         n = strlen(s)             # <<<<<<<<<<<<<<
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  */
   __pyx_v_n = strlen(__pyx_v_s);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":71
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":71
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  *         cdef char *sep
  *         sep = strstr(s,"_SEP_")             # <<<<<<<<<<<<<<
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   __pyx_v_sep = strstr(__pyx_v_s, __pyx_k___SEP_);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":72
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":72
  *         cdef char *sep
  *         sep = strstr(s,"_SEP_")
  *         if n >= 3 and s[0] == c'[' and s[n-1] == c']' and sep == NULL:             # <<<<<<<<<<<<<<
@@ -20932,7 +22498,7 @@ static int __pyx_f_3_sa_8Alphabet_fromstring(struct __pyx_obj_3_sa_Alphabet *__p
   }
   if (__pyx_t_2) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":73
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":73
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  */
     if (__pyx_v_terminal) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":74
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":74
  *         if n >= 3 and s[0] == c'[' and s[n-1] == c']' and sep == NULL:
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       __pyx_t_7 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":75
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":75
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  *                 return self.terminals.index(s1)             # <<<<<<<<<<<<<<
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":76
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":76
  *                 s1 = "\\"+s
  *                 return self.terminals.index(s1)
  *             s[n-1] = c'\0'             # <<<<<<<<<<<<<<
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     (__pyx_v_s[(__pyx_v_n - 1)]) = '\x00';
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":77
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":77
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  *             s = s + 1             # <<<<<<<<<<<<<<
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     __pyx_v_s = (__pyx_v_s + 1);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":78
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":78
  *             s[n-1] = c'\0'
  *             s = s + 1
  *             comma = strrchr(s, c',')             # <<<<<<<<<<<<<<
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     __pyx_v_comma = strrchr(__pyx_v_s, ',');
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":79
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":79
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  *             comma = strrchr(s, c',')
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":80
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":80
  *             comma = strrchr(s, c',')
  *             if comma != NULL:
  *                 comma[0] = c'\0'             # <<<<<<<<<<<<<<
@@ -21016,7 +22582,7 @@ static int __pyx_f_3_sa_8Alphabet_fromstring(struct __pyx_obj_3_sa_Alphabet *__p
  */
       (__pyx_v_comma[0]) = '\x00';
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":81
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":81
  *             if comma != NULL:
  *                 comma[0] = c'\0'
  *                 return self.setindex(self.fromcat(s), strtol(comma+1, NULL, 10))             # <<<<<<<<<<<<<<
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     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":83
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":83
  *                 return self.setindex(self.fromcat(s), strtol(comma+1, NULL, 10))
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  *                 return self.fromcat(s)             # <<<<<<<<<<<<<<
@@ -21044,7 +22610,7 @@ static int __pyx_f_3_sa_8Alphabet_fromstring(struct __pyx_obj_3_sa_Alphabet *__p
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":85
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":85
  *                 return self.fromcat(s)
  *         else:
  *             return self.terminals.index(s)             # <<<<<<<<<<<<<<
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":8
+/* Python wrapper */
+static PyObject *__pyx_pw_3_sa_8Alphabet_9terminals_1__get__(PyObject *__pyx_v_self); /*proto*/
+static PyObject *__pyx_pw_3_sa_8Alphabet_9terminals_1__get__(PyObject *__pyx_v_self) {
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-static PyObject *__pyx_pf_3_sa_8Alphabet_9terminals___get__(PyObject *__pyx_v_self) {
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+  __Pyx_INCREF(((PyObject *)__pyx_v_self->terminals));
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-static PyObject *__pyx_pf_3_sa_8Alphabet_12nonterminals___get__(PyObject *__pyx_v_self) {
+/* Python wrapper */
+static PyObject *__pyx_pw_3_sa_8Alphabet_12nonterminals_1__get__(PyObject *__pyx_v_self); /*proto*/
+static PyObject *__pyx_pw_3_sa_8Alphabet_12nonterminals_1__get__(PyObject *__pyx_v_self) {
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-  __pyx_r = ((PyObject *)((struct __pyx_obj_3_sa_Alphabet *)__pyx_v_self)->nonterminals);
+  __Pyx_INCREF(((PyObject *)__pyx_v_self->nonterminals));
+  __pyx_r = ((PyObject *)__pyx_v_self->nonterminals);
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":89
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":89
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 static char *__pyx_f_3_sa_sym_tostring(int __pyx_v_sym) {
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+  __Pyx_RefNannySetupContext("sym_tostring", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":90
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":90
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":92
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":92
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":93
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":93
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@@ -21169,7 +22755,7 @@ static char *__pyx_f_3_sa_sym_tocat(int __pyx_v_sym) {
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":95
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":95
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":96
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":96
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":98
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":98
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":99
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":101
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- * def sym_fromstring(char* string, bint terminal):
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-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":104
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-    __pyx_t_4 = __pyx_f_3_sa_sym_isvar((((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms[__pyx_v_i]));
+    __pyx_t_4 = __pyx_f_3_sa_sym_isvar((__pyx_v_self->syms[__pyx_v_i]));
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":14
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":14
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  *             if sym_isvar(self.syms[i]):
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       __pyx_v_n_vars = (__pyx_v_n_vars + 1);
-      goto __pyx_L8;
+      goto __pyx_L5;
     }
-    __pyx_L8:;
+    __pyx_L5:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":15
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":15
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-  ((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->n = __pyx_v_n;
+  __pyx_v_self->n = __pyx_v_n;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":16
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":16
  *                 n_vars += 1
  *         self.n = n
  *         self.n_vars = n_vars             # <<<<<<<<<<<<<<
  *         self.varpos = <int *>malloc(n_vars*sizeof(int))
  *         j = 0
  */
-  ((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->n_vars = __pyx_v_n_vars;
+  __pyx_v_self->n_vars = __pyx_v_n_vars;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":17
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":17
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  *         self.n_vars = n_vars
  *         self.varpos = <int *>malloc(n_vars*sizeof(int))             # <<<<<<<<<<<<<<
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  */
-  ((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->varpos = ((int *)malloc((__pyx_v_n_vars * (sizeof(int)))));
+  __pyx_v_self->varpos = ((int *)malloc((__pyx_v_n_vars * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":18
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":18
  *         self.n_vars = n_vars
  *         self.varpos = <int *>malloc(n_vars*sizeof(int))
  *         j = 0             # <<<<<<<<<<<<<<
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  */
   __pyx_v_j = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":19
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":19
  *         self.varpos = <int *>malloc(n_vars*sizeof(int))
  *         j = 0
  *         for i from 0 <= i < n:             # <<<<<<<<<<<<<<
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":20
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":20
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-    __pyx_t_4 = __pyx_f_3_sa_sym_isvar((((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms[__pyx_v_i]));
+    __pyx_t_4 = __pyx_f_3_sa_sym_isvar((__pyx_v_self->syms[__pyx_v_i]));
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":21
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":21
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  * 
  */
-      (((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->varpos[__pyx_v_j]) = __pyx_v_i;
+      (__pyx_v_self->varpos[__pyx_v_j]) = __pyx_v_i;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":22
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":22
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  *                 self.varpos[j] = i
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  *     def __dealloc__(self):
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       __pyx_v_j = (__pyx_v_j + 1);
-      goto __pyx_L11;
+      goto __pyx_L8;
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-    __pyx_L11:;
+    __pyx_L8:;
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   __pyx_r = 0;
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":24
+/* Python wrapper */
+static void __pyx_pw_3_sa_6Phrase_3__dealloc__(PyObject *__pyx_v_self); /*proto*/
+static void __pyx_pw_3_sa_6Phrase_3__dealloc__(PyObject *__pyx_v_self) {
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+  __Pyx_RefNannySetupContext("__dealloc__ (wrapper)", 0);
+  __pyx_pf_3_sa_6Phrase_2__dealloc__(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self));
+  __Pyx_RefNannyFinishContext();
+}
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":24
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-static void __pyx_pf_3_sa_6Phrase_1__dealloc__(PyObject *__pyx_v_self); /*proto*/
-static void __pyx_pf_3_sa_6Phrase_1__dealloc__(PyObject *__pyx_v_self) {
+static void __pyx_pf_3_sa_6Phrase_2__dealloc__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self) {
   __Pyx_RefNannyDeclarations
-  __Pyx_RefNannySetupContext("__dealloc__");
+  __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":25
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":25
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  *     def __dealloc__(self):
  *         free(self.syms)             # <<<<<<<<<<<<<<
  *         free(self.varpos)
  * 
  */
-  free(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms);
+  free(__pyx_v_self->syms);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":26
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":26
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  *         free(self.syms)
  *         free(self.varpos)             # <<<<<<<<<<<<<<
  * 
  *     def __str__(self):
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-  free(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->varpos);
+  free(__pyx_v_self->varpos);
 
   __Pyx_RefNannyFinishContext();
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":28
+/* Python wrapper */
+static PyObject *__pyx_pw_3_sa_6Phrase_5__str__(PyObject *__pyx_v_self); /*proto*/
+static PyObject *__pyx_pw_3_sa_6Phrase_5__str__(PyObject *__pyx_v_self) {
+  PyObject *__pyx_r = 0;
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("__str__ (wrapper)", 0);
+  __pyx_r = __pyx_pf_3_sa_6Phrase_4__str__(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self));
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":28
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  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
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-static PyObject *__pyx_pf_3_sa_6Phrase_2__str__(PyObject *__pyx_v_self); /*proto*/
-static PyObject *__pyx_pf_3_sa_6Phrase_2__str__(PyObject *__pyx_v_self) {
+static PyObject *__pyx_pf_3_sa_6Phrase_4__str__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self) {
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   int __pyx_v_i;
   int __pyx_v_s;
@@ -21626,9 +24340,9 @@ static PyObject *__pyx_pf_3_sa_6Phrase_2__str__(PyObject *__pyx_v_self) {
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   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("__str__");
+  __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":29
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":29
  * 
  *     def __str__(self):
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+  __Pyx_GOTREF(__pyx_t_1);
   __pyx_v_strs = __pyx_t_1;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":31
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":31
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  *         cdef int i, s
  *         for i from 0 <= i < self.n:             # <<<<<<<<<<<<<<
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  *             strs.append(sym_tostring(s))
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-  __pyx_t_2 = ((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->n;
+  __pyx_t_2 = __pyx_v_self->n;
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":32
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":32
  *         cdef int i, s
  *         for i from 0 <= i < self.n:
  *             s = self.syms[i]             # <<<<<<<<<<<<<<
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  *         return ' '.join(strs)
  */
-    __pyx_v_s = (((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms[__pyx_v_i]);
+    __pyx_v_s = (__pyx_v_self->syms[__pyx_v_i]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":33
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":33
  *         for i from 0 <= i < self.n:
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  *             strs.append(sym_tostring(s))             # <<<<<<<<<<<<<<
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-    }
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":34
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":34
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  *             strs.append(sym_tostring(s))
  *         return ' '.join(strs)             # <<<<<<<<<<<<<<
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_4));
+  __Pyx_GOTREF(__pyx_t_4);
   __Pyx_INCREF(((PyObject *)__pyx_v_strs));
   PyTuple_SET_ITEM(__pyx_t_4, 0, ((PyObject *)__pyx_v_strs));
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@@ -21713,7 +24424,19 @@ static PyObject *__pyx_pf_3_sa_6Phrase_2__str__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":36
+/* Python wrapper */
+static PyObject *__pyx_pw_3_sa_6Phrase_7handle(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
+static char __pyx_doc_3_sa_6Phrase_6handle[] = "return a hashable representation that normalizes the ordering\n        of the nonterminal indices";
+static PyObject *__pyx_pw_3_sa_6Phrase_7handle(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused) {
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+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("handle (wrapper)", 0);
+  __pyx_r = __pyx_pf_3_sa_6Phrase_6handle(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self));
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
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+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":36
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  * 
  *     def handle(self):             # <<<<<<<<<<<<<<
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-static PyObject *__pyx_pf_3_sa_6Phrase_3handle(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
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-static PyObject *__pyx_pf_3_sa_6Phrase_3handle(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused) {
+static PyObject *__pyx_pf_3_sa_6Phrase_6handle(struct __pyx_obj_3_sa_Phrase *__pyx_v_self) {
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   int __pyx_v_i;
   int __pyx_v_j;
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   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("handle");
+  __Pyx_RefNannySetupContext("handle", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":39
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":39
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+  __Pyx_GOTREF(__pyx_t_1);
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   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":41
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":41
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  *         cdef int i, j, s
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   __pyx_v_i = 1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":42
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":42
  *         cdef int i, j, s
  *         i = 1
  *         j = 0             # <<<<<<<<<<<<<<
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  */
   __pyx_v_j = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":43
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":43
  *         i = 1
  *         j = 0
  *         for j from 0 <= j < self.n:             # <<<<<<<<<<<<<<
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  */
-  __pyx_t_2 = ((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->n;
+  __pyx_t_2 = __pyx_v_self->n;
   for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_2; __pyx_v_j++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":44
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":44
  *         j = 0
  *         for j from 0 <= j < self.n:
  *             s = self.syms[j]             # <<<<<<<<<<<<<<
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  */
-    __pyx_v_s = (((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms[__pyx_v_j]);
+    __pyx_v_s = (__pyx_v_self->syms[__pyx_v_j]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":45
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":45
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     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":46
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":46
  *             s = self.syms[j]
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       __pyx_v_s = __pyx_f_3_sa_sym_setindex(__pyx_v_s, __pyx_v_i);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":47
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":47
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   __pyx_t_1 = __Pyx_PyInt_AsInt(__pyx_v_ci); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 101; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_v_start = ((struct __pyx_vtabstruct_3_sa_Phrase *)((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->__pyx_vtab)->chunkpos(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self), __pyx_t_1);
+  __pyx_v_start = ((struct __pyx_vtabstruct_3_sa_Phrase *)__pyx_v_self->__pyx_vtab)->chunkpos(__pyx_v_self, __pyx_t_1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":102
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":102
  *         cdef int start, stop
  *         start = self.chunkpos(ci)
  *         stop = start+self.chunklen(ci)             # <<<<<<<<<<<<<<
@@ -22496,9 +25264,9 @@ static PyObject *__pyx_pf_3_sa_6Phrase_9getchunk(PyObject *__pyx_v_self, PyObjec
  *         for i from start <= i < stop:
  */
   __pyx_t_1 = __Pyx_PyInt_AsInt(__pyx_v_ci); if (unlikely((__pyx_t_1 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 102; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_v_stop = (__pyx_v_start + ((struct __pyx_vtabstruct_3_sa_Phrase *)((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->__pyx_vtab)->chunklen(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self), __pyx_t_1));
+  __pyx_v_stop = (__pyx_v_start + ((struct __pyx_vtabstruct_3_sa_Phrase *)__pyx_v_self->__pyx_vtab)->chunklen(__pyx_v_self, __pyx_t_1));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":103
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":103
  *         start = self.chunkpos(ci)
  *         stop = start+self.chunklen(ci)
  *         chunk = []             # <<<<<<<<<<<<<<
@@ -22506,11 +25274,11 @@ static PyObject *__pyx_pf_3_sa_6Phrase_9getchunk(PyObject *__pyx_v_self, PyObjec
  *             chunk.append(self.syms[i])
  */
   __pyx_t_2 = PyList_New(0); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 103; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+  __Pyx_GOTREF(__pyx_t_2);
   __pyx_v_chunk = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":104
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":104
  *         stop = start+self.chunklen(ci)
  *         chunk = []
  *         for i from start <= i < stop:             # <<<<<<<<<<<<<<
@@ -22520,23 +25288,20 @@ static PyObject *__pyx_pf_3_sa_6Phrase_9getchunk(PyObject *__pyx_v_self, PyObjec
   __pyx_t_1 = __pyx_v_stop;
   for (__pyx_v_i = __pyx_v_start; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":105
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":105
  *         chunk = []
  *         for i from start <= i < stop:
  *             chunk.append(self.syms[i])             # <<<<<<<<<<<<<<
  *         return chunk
  * 
  */
-    if (unlikely(((PyObject *)__pyx_v_chunk) == Py_None)) {
-      PyErr_Format(PyExc_AttributeError, "'NoneType' object has no attribute '%s'", "append"); {__pyx_filename = __pyx_f[7]; __pyx_lineno = 105; __pyx_clineno = __LINE__; goto __pyx_L1_error;} 
-    }
-    __pyx_t_2 = PyInt_FromLong((((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms[__pyx_v_i])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 105; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_2 = PyInt_FromLong((__pyx_v_self->syms[__pyx_v_i])); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 105; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_2);
     __pyx_t_3 = PyList_Append(__pyx_v_chunk, __pyx_t_2); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[7]; __pyx_lineno = 105; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":106
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":106
  *         for i from start <= i < stop:
  *             chunk.append(self.syms[i])
  *         return chunk             # <<<<<<<<<<<<<<
@@ -22561,7 +25326,20 @@ static PyObject *__pyx_pf_3_sa_6Phrase_9getchunk(PyObject *__pyx_v_self, PyObjec
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":108
+/* Python wrapper */
+#if PY_MAJOR_VERSION < 3
+static int __pyx_pw_3_sa_6Phrase_21__cmp__(PyObject *__pyx_v_self, PyObject *__pyx_v_other); /*proto*/
+static int __pyx_pw_3_sa_6Phrase_21__cmp__(PyObject *__pyx_v_self, PyObject *__pyx_v_other) {
+  int __pyx_r;
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("__cmp__ (wrapper)", 0);
+  __pyx_r = __pyx_pf_3_sa_6Phrase_20__cmp__(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self), ((PyObject *)__pyx_v_other));
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+#endif /*!(#if PY_MAJOR_VERSION < 3)*/
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":108
  *         return chunk
  * 
  *     def __cmp__(self, other):             # <<<<<<<<<<<<<<
@@ -22570,8 +25348,7 @@ static PyObject *__pyx_pf_3_sa_6Phrase_9getchunk(PyObject *__pyx_v_self, PyObjec
  */
 
 #if PY_MAJOR_VERSION < 3
-static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__pyx_v_other); /*proto*/
-static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__pyx_v_other) {
+static int __pyx_pf_3_sa_6Phrase_20__cmp__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self, PyObject *__pyx_v_other) {
   struct __pyx_obj_3_sa_Phrase *__pyx_v_otherp = 0;
   int __pyx_v_i;
   int __pyx_r;
@@ -22583,9 +25360,9 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("__cmp__");
+  __Pyx_RefNannySetupContext("__cmp__", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":111
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":111
  *         cdef Phrase otherp
  *         cdef int i
  *         otherp = other             # <<<<<<<<<<<<<<
@@ -22596,7 +25373,7 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
   __Pyx_INCREF(__pyx_v_other);
   __pyx_v_otherp = ((struct __pyx_obj_3_sa_Phrase *)__pyx_v_other);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":112
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":112
  *         cdef int i
  *         otherp = other
  *         for i from 0 <= i < min(self.n, otherp.n):             # <<<<<<<<<<<<<<
@@ -22604,7 +25381,7 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
  *                 return -1
  */
   __pyx_t_1 = __pyx_v_otherp->n;
-  __pyx_t_2 = ((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->n;
+  __pyx_t_2 = __pyx_v_self->n;
   if ((__pyx_t_1 < __pyx_t_2)) {
     __pyx_t_3 = __pyx_t_1;
   } else {
@@ -22613,17 +25390,17 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
   __pyx_t_1 = __pyx_t_3;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":113
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":113
  *         otherp = other
  *         for i from 0 <= i < min(self.n, otherp.n):
  *             if self.syms[i] < otherp.syms[i]:             # <<<<<<<<<<<<<<
  *                 return -1
  *             elif self.syms[i] > otherp.syms[i]:
  */
-    __pyx_t_4 = ((((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms[__pyx_v_i]) < (__pyx_v_otherp->syms[__pyx_v_i]));
+    __pyx_t_4 = ((__pyx_v_self->syms[__pyx_v_i]) < (__pyx_v_otherp->syms[__pyx_v_i]));
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":114
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":114
  *         for i from 0 <= i < min(self.n, otherp.n):
  *             if self.syms[i] < otherp.syms[i]:
  *                 return -1             # <<<<<<<<<<<<<<
@@ -22632,20 +25409,20 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
  */
       __pyx_r = -1;
       goto __pyx_L0;
-      goto __pyx_L7;
+      goto __pyx_L5;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":115
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":115
  *             if self.syms[i] < otherp.syms[i]:
  *                 return -1
  *             elif self.syms[i] > otherp.syms[i]:             # <<<<<<<<<<<<<<
  *                 return 1
  *         if self.n < otherp.n:
  */
-    __pyx_t_4 = ((((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms[__pyx_v_i]) > (__pyx_v_otherp->syms[__pyx_v_i]));
+    __pyx_t_4 = ((__pyx_v_self->syms[__pyx_v_i]) > (__pyx_v_otherp->syms[__pyx_v_i]));
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":116
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":116
  *                 return -1
  *             elif self.syms[i] > otherp.syms[i]:
  *                 return 1             # <<<<<<<<<<<<<<
@@ -22654,22 +25431,22 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
  */
       __pyx_r = 1;
       goto __pyx_L0;
-      goto __pyx_L7;
+      goto __pyx_L5;
     }
-    __pyx_L7:;
+    __pyx_L5:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":117
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":117
  *             elif self.syms[i] > otherp.syms[i]:
  *                 return 1
  *         if self.n < otherp.n:             # <<<<<<<<<<<<<<
  *             return -1
  *         elif self.n > otherp.n:
  */
-  __pyx_t_4 = (((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->n < __pyx_v_otherp->n);
+  __pyx_t_4 = (__pyx_v_self->n < __pyx_v_otherp->n);
   if (__pyx_t_4) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":118
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":118
  *                 return 1
  *         if self.n < otherp.n:
  *             return -1             # <<<<<<<<<<<<<<
@@ -22678,20 +25455,20 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
  */
     __pyx_r = -1;
     goto __pyx_L0;
-    goto __pyx_L8;
+    goto __pyx_L6;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":119
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":119
  *         if self.n < otherp.n:
  *             return -1
  *         elif self.n > otherp.n:             # <<<<<<<<<<<<<<
  *             return 1
  *         else:
  */
-  __pyx_t_4 = (((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->n > __pyx_v_otherp->n);
+  __pyx_t_4 = (__pyx_v_self->n > __pyx_v_otherp->n);
   if (__pyx_t_4) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":120
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":120
  *             return -1
  *         elif self.n > otherp.n:
  *             return 1             # <<<<<<<<<<<<<<
@@ -22700,11 +25477,11 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
  */
     __pyx_r = 1;
     goto __pyx_L0;
-    goto __pyx_L8;
+    goto __pyx_L6;
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":122
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":122
  *             return 1
  *         else:
  *             return 0             # <<<<<<<<<<<<<<
@@ -22714,7 +25491,7 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
     __pyx_r = 0;
     goto __pyx_L0;
   }
-  __pyx_L8:;
+  __pyx_L6:;
 
   __pyx_r = 0;
   goto __pyx_L0;
@@ -22728,7 +25505,18 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
 }
 #endif /*!(#if PY_MAJOR_VERSION < 3)*/
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":124
+/* Python wrapper */
+static Py_hash_t __pyx_pw_3_sa_6Phrase_23__hash__(PyObject *__pyx_v_self); /*proto*/
+static Py_hash_t __pyx_pw_3_sa_6Phrase_23__hash__(PyObject *__pyx_v_self) {
+  Py_hash_t __pyx_r;
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("__hash__ (wrapper)", 0);
+  __pyx_r = __pyx_pf_3_sa_6Phrase_22__hash__(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self));
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":124
  *             return 0
  * 
  *     def __hash__(self):             # <<<<<<<<<<<<<<
@@ -22736,17 +25524,16 @@ static int __pyx_pf_3_sa_6Phrase_10__cmp__(PyObject *__pyx_v_self, PyObject *__p
  *         cdef unsigned h
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-static Py_hash_t __pyx_pf_3_sa_6Phrase_11__hash__(PyObject *__pyx_v_self); /*proto*/
-static Py_hash_t __pyx_pf_3_sa_6Phrase_11__hash__(PyObject *__pyx_v_self) {
+static Py_hash_t __pyx_pf_3_sa_6Phrase_22__hash__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self) {
   int __pyx_v_i;
   unsigned int __pyx_v_h;
   Py_hash_t __pyx_r;
   __Pyx_RefNannyDeclarations
   int __pyx_t_1;
   int __pyx_t_2;
-  __Pyx_RefNannySetupContext("__hash__");
+  __Pyx_RefNannySetupContext("__hash__", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":127
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":127
  *         cdef int i
  *         cdef unsigned h
  *         h = 0             # <<<<<<<<<<<<<<
@@ -22755,51 +25542,51 @@ static Py_hash_t __pyx_pf_3_sa_6Phrase_11__hash__(PyObject *__pyx_v_self) {
  */
   __pyx_v_h = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":128
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":128
  *         cdef unsigned h
  *         h = 0
  *         for i from 0 <= i < self.n:             # <<<<<<<<<<<<<<
  *             if self.syms[i] > 0:
  *                 h = (h << 1) + self.syms[i]
  */
-  __pyx_t_1 = ((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->n;
+  __pyx_t_1 = __pyx_v_self->n;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":129
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":129
  *         h = 0
  *         for i from 0 <= i < self.n:
  *             if self.syms[i] > 0:             # <<<<<<<<<<<<<<
  *                 h = (h << 1) + self.syms[i]
  *             else:
  */
-    __pyx_t_2 = ((((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms[__pyx_v_i]) > 0);
+    __pyx_t_2 = ((__pyx_v_self->syms[__pyx_v_i]) > 0);
     if (__pyx_t_2) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":130
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":130
  *         for i from 0 <= i < self.n:
  *             if self.syms[i] > 0:
  *                 h = (h << 1) + self.syms[i]             # <<<<<<<<<<<<<<
  *             else:
  *                 h = (h << 1) + -self.syms[i]
  */
-      __pyx_v_h = ((__pyx_v_h << 1) + (((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms[__pyx_v_i]));
-      goto __pyx_L7;
+      __pyx_v_h = ((__pyx_v_h << 1) + (__pyx_v_self->syms[__pyx_v_i]));
+      goto __pyx_L5;
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":132
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":132
  *                 h = (h << 1) + self.syms[i]
  *             else:
  *                 h = (h << 1) + -self.syms[i]             # <<<<<<<<<<<<<<
  *         return h
  * 
  */
-      __pyx_v_h = ((__pyx_v_h << 1) + (-(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self)->syms[__pyx_v_i])));
+      __pyx_v_h = ((__pyx_v_h << 1) + (-(__pyx_v_self->syms[__pyx_v_i])));
     }
-    __pyx_L7:;
+    __pyx_L5:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":133
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":133
  *             else:
  *                 h = (h << 1) + -self.syms[i]
  *         return h             # <<<<<<<<<<<<<<
@@ -22816,7 +25603,18 @@ static Py_hash_t __pyx_pf_3_sa_6Phrase_11__hash__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rule.pxi":135
+/* Python wrapper */
+static Py_ssize_t __pyx_pw_3_sa_6Phrase_25__len__(PyObject *__pyx_v_self); /*proto*/
+static Py_ssize_t __pyx_pw_3_sa_6Phrase_25__len__(PyObject *__pyx_v_self) {
+  Py_ssize_t __pyx_r;
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("__len__ (wrapper)", 0);
+  __pyx_r = __pyx_pf_3_sa_6Phrase_24__len__(((struct __pyx_obj_3_sa_Phrase *)__pyx_v_self));
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rule.pxi":135
  *         return h
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -22824,20 +25622,19 @@ static Py_hash_t __pyx_pf_3_sa_6Phrase_11__hash__(PyObject *__pyx_v_self) {
  * 
  */
 
-static Py_ssize_t __pyx_pf_3_sa_6Phrase_12__len__(PyObject *__pyx_v_self); /*proto*/
-static Py_ssize_t __pyx_pf_3_sa_6Phrase_12__len__(PyObject *__pyx_v_self) {
+static Py_ssize_t __pyx_pf_3_sa_6Phrase_24__len__(struct __pyx_obj_3_sa_Phrase *__pyx_v_self) {
   Py_ssize_t __pyx_r;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":24
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":25
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":27
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":32
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":34
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":35
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":40
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 }
 
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":45
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":46
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-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":49
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":52
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":53
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":54
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":55
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":56
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":57
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":58
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   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":60
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":60
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":62
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-  __Pyx_RefNannySetupContext("trie_node_data_append");
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":64
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":64
  * cdef trie_node_data_append(_Trie_Node* node, int val):
  *     cdef int new_len
  *     new_len = node.arr_len + 1             # <<<<<<<<<<<<<<
@@ -24631,7 +27621,7 @@ static PyObject *__pyx_f_3_sa_trie_node_data_append(struct __pyx_t_3_sa__Trie_No
  */
   __pyx_v_new_len = (__pyx_v_node->arr_len + 1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":65
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":65
  *     cdef int new_len
  *     new_len = node.arr_len + 1
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -24640,7 +27630,7 @@ static PyObject *__pyx_f_3_sa_trie_node_data_append(struct __pyx_t_3_sa__Trie_No
  */
   __pyx_v_node->arr = ((int *)realloc(__pyx_v_node->arr, (__pyx_v_new_len * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":66
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":66
  *     new_len = node.arr_len + 1
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))
  *     node.arr[node.arr_len] = val             # <<<<<<<<<<<<<<
@@ -24649,7 +27639,7 @@ static PyObject *__pyx_f_3_sa_trie_node_data_append(struct __pyx_t_3_sa__Trie_No
  */
   (__pyx_v_node->arr[__pyx_v_node->arr_len]) = __pyx_v_val;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":67
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":67
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))
  *     node.arr[node.arr_len] = val
  *     node.arr_len = new_len             # <<<<<<<<<<<<<<
@@ -24664,7 +27654,7 @@ static PyObject *__pyx_f_3_sa_trie_node_data_append(struct __pyx_t_3_sa__Trie_No
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":69
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":69
  *     node.arr_len = new_len
  * 
  * cdef trie_node_data_extend(_Trie_Node* node, int* vals, int num_vals):             # <<<<<<<<<<<<<<
@@ -24676,9 +27666,9 @@ static PyObject *__pyx_f_3_sa_trie_node_data_extend(struct __pyx_t_3_sa__Trie_No
   int __pyx_v_new_len;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
-  __Pyx_RefNannySetupContext("trie_node_data_extend");
+  __Pyx_RefNannySetupContext("trie_node_data_extend", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":71
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":71
  * cdef trie_node_data_extend(_Trie_Node* node, int* vals, int num_vals):
  *     cdef int new_len
  *     new_len = node.arr_len + num_vals             # <<<<<<<<<<<<<<
@@ -24687,7 +27677,7 @@ static PyObject *__pyx_f_3_sa_trie_node_data_extend(struct __pyx_t_3_sa__Trie_No
  */
   __pyx_v_new_len = (__pyx_v_node->arr_len + __pyx_v_num_vals);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":72
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":72
  *     cdef int new_len
  *     new_len = node.arr_len + num_vals
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -24696,7 +27686,7 @@ static PyObject *__pyx_f_3_sa_trie_node_data_extend(struct __pyx_t_3_sa__Trie_No
  */
   __pyx_v_node->arr = ((int *)realloc(__pyx_v_node->arr, (__pyx_v_new_len * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":73
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":73
  *     new_len = node.arr_len + num_vals
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))
  *     memcpy(node.arr + node.arr_len, vals, num_vals*sizeof(int))             # <<<<<<<<<<<<<<
@@ -24705,7 +27695,7 @@ static PyObject *__pyx_f_3_sa_trie_node_data_extend(struct __pyx_t_3_sa__Trie_No
  */
   memcpy((__pyx_v_node->arr + __pyx_v_node->arr_len), __pyx_v_vals, (__pyx_v_num_vals * (sizeof(int))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":74
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":74
  *     node.arr = <int*> realloc(node.arr, new_len*sizeof(int))
  *     memcpy(node.arr + node.arr_len, vals, num_vals*sizeof(int))
  *     node.arr_len = new_len             # <<<<<<<<<<<<<<
@@ -24720,7 +27710,7 @@ static PyObject *__pyx_f_3_sa_trie_node_data_extend(struct __pyx_t_3_sa__Trie_No
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":77
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":77
  * 
  * 
  * cdef _Trie_Node* trie_insert(_Trie_Node* node, int val):             # <<<<<<<<<<<<<<
@@ -24735,9 +27725,9 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3
   int __pyx_t_1;
   int __pyx_t_2;
   int __pyx_t_3;
-  __Pyx_RefNannySetupContext("trie_insert");
+  __Pyx_RefNannySetupContext("trie_insert", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":79
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":79
  * cdef _Trie_Node* trie_insert(_Trie_Node* node, int val):
  *     cdef _Trie_Edge** cur
  *     cur = &node.root             # <<<<<<<<<<<<<<
@@ -24746,7 +27736,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3
  */
   __pyx_v_cur = (&__pyx_v_node->root);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":80
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":80
  *     cdef _Trie_Edge** cur
  *     cur = &node.root
  *     while cur[0] != NULL and cur[0].val != val:             # <<<<<<<<<<<<<<
@@ -24763,7 +27753,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3
     }
     if (!__pyx_t_3) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":81
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":81
  *     cur = &node.root
  *     while cur[0] != NULL and cur[0].val != val:
  *         if val > cur[0].val:             # <<<<<<<<<<<<<<
@@ -24773,7 +27763,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3
     __pyx_t_3 = (__pyx_v_val > (__pyx_v_cur[0])->val);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":82
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":82
  *     while cur[0] != NULL and cur[0].val != val:
  *         if val > cur[0].val:
  *             cur = &cur[0].bigger             # <<<<<<<<<<<<<<
@@ -24784,7 +27774,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3
       goto __pyx_L5;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":83
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":83
  *         if val > cur[0].val:
  *             cur = &cur[0].bigger
  *         elif val < cur[0].val:             # <<<<<<<<<<<<<<
@@ -24794,7 +27784,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3
     __pyx_t_3 = (__pyx_v_val < (__pyx_v_cur[0])->val);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":84
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":84
  *             cur = &cur[0].bigger
  *         elif val < cur[0].val:
  *             cur = &cur[0].smaller             # <<<<<<<<<<<<<<
@@ -24807,7 +27797,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3
     __pyx_L5:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":85
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":85
  *         elif val < cur[0].val:
  *             cur = &cur[0].smaller
  *     if cur[0] == NULL:             # <<<<<<<<<<<<<<
@@ -24817,7 +27807,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3
   __pyx_t_3 = ((__pyx_v_cur[0]) == NULL);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":86
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":86
  *             cur = &cur[0].smaller
  *     if cur[0] == NULL:
  *         cur[0] = new_trie_edge(val)             # <<<<<<<<<<<<<<
@@ -24829,7 +27819,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3
   }
   __pyx_L6:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":87
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":87
  *     if cur[0] == NULL:
  *         cur[0] = new_trie_edge(val)
  *     return cur[0].node             # <<<<<<<<<<<<<<
@@ -24845,7 +27835,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_trie_insert(struct __pyx_t_3
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":89
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":89
  *     return cur[0].node
  * 
  * cdef trie_node_to_map(_Trie_Node* node, result, prefix, int include_zeros):             # <<<<<<<<<<<<<<
@@ -24863,9 +27853,9 @@ static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *_
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("trie_node_to_map");
+  __Pyx_RefNannySetupContext("trie_node_to_map", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":92
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":92
  *     cdef IntList arr
  * 
  *     if include_zeros or node.arr_len > 0:             # <<<<<<<<<<<<<<
@@ -24880,7 +27870,7 @@ static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *_
   }
   if (__pyx_t_2) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":93
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":93
  * 
  *     if include_zeros or node.arr_len > 0:
  *         arr = IntList()             # <<<<<<<<<<<<<<
@@ -24892,7 +27882,7 @@ static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *_
     __pyx_v_arr = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":94
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":94
  *     if include_zeros or node.arr_len > 0:
  *         arr = IntList()
  *         free(arr.arr)             # <<<<<<<<<<<<<<
@@ -24901,7 +27891,7 @@ static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *_
  */
     free(__pyx_v_arr->arr);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":95
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":95
  *         arr = IntList()
  *         free(arr.arr)
  *         arr.arr = <int*> malloc(node.arr_len * sizeof(int))             # <<<<<<<<<<<<<<
@@ -24910,7 +27900,7 @@ static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *_
  */
     __pyx_v_arr->arr = ((int *)malloc((__pyx_v_node->arr_len * (sizeof(int)))));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":96
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":96
  *         free(arr.arr)
  *         arr.arr = <int*> malloc(node.arr_len * sizeof(int))
  *         memcpy(arr.arr, node.arr, node.arr_len * sizeof(int))             # <<<<<<<<<<<<<<
@@ -24919,7 +27909,7 @@ static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *_
  */
     memcpy(__pyx_v_arr->arr, __pyx_v_node->arr, (__pyx_v_node->arr_len * (sizeof(int))));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":97
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":97
  *         arr.arr = <int*> malloc(node.arr_len * sizeof(int))
  *         memcpy(arr.arr, node.arr, node.arr_len * sizeof(int))
  *         arr.len = node.arr_len             # <<<<<<<<<<<<<<
@@ -24928,7 +27918,7 @@ static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *_
  */
     __pyx_v_arr->len = __pyx_v_node->arr_len;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":98
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":98
  *         memcpy(arr.arr, node.arr, node.arr_len * sizeof(int))
  *         arr.len = node.arr_len
  *         arr.size = node.arr_len             # <<<<<<<<<<<<<<
@@ -24937,7 +27927,7 @@ static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *_
  */
     __pyx_v_arr->size = __pyx_v_node->arr_len;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":99
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":99
  *         arr.len = node.arr_len
  *         arr.size = node.arr_len
  *         result[prefix] = arr             # <<<<<<<<<<<<<<
@@ -24949,7 +27939,7 @@ static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *_
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":100
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":100
  *         arr.size = node.arr_len
  *         result[prefix] = arr
  *     trie_edge_to_map(node.root, result, prefix, include_zeros)             # <<<<<<<<<<<<<<
@@ -24973,7 +27963,7 @@ static PyObject *__pyx_f_3_sa_trie_node_to_map(struct __pyx_t_3_sa__Trie_Node *_
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":102
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":102
  *     trie_edge_to_map(node.root, result, prefix, include_zeros)
  * 
  * cdef trie_edge_to_map(_Trie_Edge* edge, result, prefix, int include_zeros):             # <<<<<<<<<<<<<<
@@ -24990,10 +27980,10 @@ static PyObject *__pyx_f_3_sa_trie_edge_to_map(struct __pyx_t_3_sa__Trie_Edge *_
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   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("trie_edge_to_map");
+  __Pyx_RefNannySetupContext("trie_edge_to_map", 0);
   __Pyx_INCREF(__pyx_v_prefix);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":103
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":103
  * 
  * cdef trie_edge_to_map(_Trie_Edge* edge, result, prefix, int include_zeros):
  *     if edge != NULL:             # <<<<<<<<<<<<<<
@@ -25003,7 +27993,7 @@ static PyObject *__pyx_f_3_sa_trie_edge_to_map(struct __pyx_t_3_sa__Trie_Edge *_
   __pyx_t_1 = (__pyx_v_edge != NULL);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":104
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":104
  * cdef trie_edge_to_map(_Trie_Edge* edge, result, prefix, int include_zeros):
  *     if edge != NULL:
  *         trie_edge_to_map(edge.smaller, result, prefix, include_zeros)             # <<<<<<<<<<<<<<
@@ -25014,7 +28004,7 @@ static PyObject *__pyx_f_3_sa_trie_edge_to_map(struct __pyx_t_3_sa__Trie_Edge *_
     __Pyx_GOTREF(__pyx_t_2);
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":105
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":105
  *     if edge != NULL:
  *         trie_edge_to_map(edge.smaller, result, prefix, include_zeros)
  *         trie_edge_to_map(edge.bigger, result, prefix, include_zeros)             # <<<<<<<<<<<<<<
@@ -25025,7 +28015,7 @@ static PyObject *__pyx_f_3_sa_trie_edge_to_map(struct __pyx_t_3_sa__Trie_Edge *_
     __Pyx_GOTREF(__pyx_t_2);
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":106
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":106
  *         trie_edge_to_map(edge.smaller, result, prefix, include_zeros)
  *         trie_edge_to_map(edge.bigger, result, prefix, include_zeros)
  *         prefix = prefix + (edge.val,)             # <<<<<<<<<<<<<<
@@ -25035,7 +28025,7 @@ static PyObject *__pyx_f_3_sa_trie_edge_to_map(struct __pyx_t_3_sa__Trie_Edge *_
     __pyx_t_2 = PyInt_FromLong(__pyx_v_edge->val); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_3));
+    __Pyx_GOTREF(__pyx_t_3);
     PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_2);
     __Pyx_GIVEREF(__pyx_t_2);
     __pyx_t_2 = 0;
@@ -25046,7 +28036,7 @@ static PyObject *__pyx_f_3_sa_trie_edge_to_map(struct __pyx_t_3_sa__Trie_Edge *_
     __pyx_v_prefix = __pyx_t_2;
     __pyx_t_2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":107
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":107
  *         trie_edge_to_map(edge.bigger, result, prefix, include_zeros)
  *         prefix = prefix + (edge.val,)
  *         trie_node_to_map(edge.node, result, prefix, include_zeros)             # <<<<<<<<<<<<<<
@@ -25074,42 +28064,32 @@ static PyObject *__pyx_f_3_sa_trie_edge_to_map(struct __pyx_t_3_sa__Trie_Edge *_
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":114
- *     cdef int V
- * 
- *     def __cinit__(self, int alphabet_size):             # <<<<<<<<<<<<<<
- *         self.V = alphabet_size
- *         self.root = <_Trie_Node**> malloc(self.V * sizeof(_Trie_Node*))
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":116
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":116
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":117
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-static void __pyx_pf_3_sa_7TrieMap_1__dealloc__(PyObject *__pyx_v_self) {
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":122
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":123
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":124
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":125
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  * 
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-  free(((struct __pyx_obj_3_sa_TrieMap *)__pyx_v_self)->root);
+  free(__pyx_v_self->root);
 
   goto __pyx_L0;
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-static PyObject *__pyx_pf_3_sa_7TrieMap_2insert(PyObject *__pyx_v_self, PyObject *__pyx_v_pattern) {
+static PyObject *__pyx_pf_3_sa_7TrieMap_4insert(struct __pyx_obj_3_sa_TrieMap *__pyx_v_self, PyObject *__pyx_v_pattern) {
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":131
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":132
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":132
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":133
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":133
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":134
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":134
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":135
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":135
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+  ((struct __pyx_vtabstruct_3_sa_TrieMap *)__pyx_v_self->__pyx_vtab)->_insert(__pyx_v_self, __pyx_v_p, __pyx_v_l);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":136
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":136
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":139
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":142
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":143
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":143
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":144
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":144
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":145
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":145
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":146
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":146
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":147
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":147
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":149
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-static PyObject *__pyx_pf_3_sa_7TrieMap_3contains(PyObject *__pyx_v_self, PyObject *__pyx_v_pattern); /*proto*/
-static PyObject *__pyx_pf_3_sa_7TrieMap_3contains(PyObject *__pyx_v_self, PyObject *__pyx_v_pattern) {
+static PyObject *__pyx_pf_3_sa_7TrieMap_6contains(struct __pyx_obj_3_sa_TrieMap *__pyx_v_self, PyObject *__pyx_v_pattern) {
   int *__pyx_v_p;
   int __pyx_v_i;
   int __pyx_v_l;
@@ -25436,9 +28461,9 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_3contains(PyObject *__pyx_v_self, PyObje
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("contains");
+  __Pyx_RefNannySetupContext("contains", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":153
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":153
  *         cdef int i, l
  *         cdef _Trie_Node* node
  *         l = len(pattern)             # <<<<<<<<<<<<<<
@@ -25448,7 +28473,7 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_3contains(PyObject *__pyx_v_self, PyObje
   __pyx_t_1 = PyObject_Length(__pyx_v_pattern); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 153; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_l = __pyx_t_1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":154
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":154
  *         cdef _Trie_Node* node
  *         l = len(pattern)
  *         p = <int*> malloc(l*sizeof(int))             # <<<<<<<<<<<<<<
@@ -25457,7 +28482,7 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_3contains(PyObject *__pyx_v_self, PyObje
  */
   __pyx_v_p = ((int *)malloc((__pyx_v_l * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":155
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":155
  *         l = len(pattern)
  *         p = <int*> malloc(l*sizeof(int))
  *         for i from 0 <= i < l:             # <<<<<<<<<<<<<<
@@ -25467,7 +28492,7 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_3contains(PyObject *__pyx_v_self, PyObje
   __pyx_t_2 = __pyx_v_l;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_2; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":156
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":156
  *         p = <int*> malloc(l*sizeof(int))
  *         for i from 0 <= i < l:
  *             p[i] = pattern[i]             # <<<<<<<<<<<<<<
@@ -25481,16 +28506,16 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_3contains(PyObject *__pyx_v_self, PyObje
     (__pyx_v_p[__pyx_v_i]) = __pyx_t_4;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":157
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":157
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  *             p[i] = pattern[i]
  *         node = self._contains(p,l)             # <<<<<<<<<<<<<<
  *         free(p)
  *         if node == NULL:
  */
-  __pyx_v_node = ((struct __pyx_vtabstruct_3_sa_TrieMap *)((struct __pyx_obj_3_sa_TrieMap *)__pyx_v_self)->__pyx_vtab)->_contains(((struct __pyx_obj_3_sa_TrieMap *)__pyx_v_self), __pyx_v_p, __pyx_v_l);
+  __pyx_v_node = ((struct __pyx_vtabstruct_3_sa_TrieMap *)__pyx_v_self->__pyx_vtab)->_contains(__pyx_v_self, __pyx_v_p, __pyx_v_l);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":158
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":158
  *             p[i] = pattern[i]
  *         node = self._contains(p,l)
  *         free(p)             # <<<<<<<<<<<<<<
@@ -25499,7 +28524,7 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_3contains(PyObject *__pyx_v_self, PyObje
  */
   free(__pyx_v_p);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":159
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":159
  *         node = self._contains(p,l)
  *         free(p)
  *         if node == NULL:             # <<<<<<<<<<<<<<
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   if (__pyx_t_5) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":160
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":160
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  *         if node == NULL:
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     __pyx_r = __pyx_t_3;
     __pyx_t_3 = 0;
     goto __pyx_L0;
-    goto __pyx_L7;
+    goto __pyx_L5;
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   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":162
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":162
  *             return False
  *         else:
  *             return True             # <<<<<<<<<<<<<<
@@ -25540,7 +28565,7 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_3contains(PyObject *__pyx_v_self, PyObje
     __pyx_t_3 = 0;
     goto __pyx_L0;
   }
-  __pyx_L7:;
+  __pyx_L5:;
 
   __pyx_r = Py_None; __Pyx_INCREF(Py_None);
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@@ -25554,7 +28579,7 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_3contains(PyObject *__pyx_v_self, PyObje
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":164
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":164
  *             return True
  * 
  *     cdef _Trie_Node* _contains(self, int* pattern, int pattern_len):             # <<<<<<<<<<<<<<
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   int __pyx_t_1;
   int __pyx_t_2;
   int __pyx_t_3;
-  __Pyx_RefNannySetupContext("_contains");
+  __Pyx_RefNannySetupContext("_contains", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":167
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":167
  *         cdef int i
  *         cdef _Trie_Node* node
  *         node = self.root[pattern[0]]             # <<<<<<<<<<<<<<
@@ -25581,7 +28606,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_7TrieMap__contains(struct __
  */
   __pyx_v_node = (__pyx_v_self->root[(__pyx_v_pattern[0])]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":168
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":168
  *         cdef _Trie_Node* node
  *         node = self.root[pattern[0]]
  *         i = 1             # <<<<<<<<<<<<<<
@@ -25590,7 +28615,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_7TrieMap__contains(struct __
  */
   __pyx_v_i = 1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":169
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":169
  *         node = self.root[pattern[0]]
  *         i = 1
  *         while node != NULL and i < pattern_len:             # <<<<<<<<<<<<<<
@@ -25607,7 +28632,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_7TrieMap__contains(struct __
     }
     if (!__pyx_t_3) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":170
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":170
  *         i = 1
  *         while node != NULL and i < pattern_len:
  *             node = trie_find(node, pattern[i])             # <<<<<<<<<<<<<<
@@ -25616,7 +28641,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_7TrieMap__contains(struct __
  */
     __pyx_v_node = __pyx_f_3_sa_trie_find(__pyx_v_node, (__pyx_v_pattern[__pyx_v_i]));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":171
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":171
  *         while node != NULL and i < pattern_len:
  *             node = trie_find(node, pattern[i])
  *             i = i+1             # <<<<<<<<<<<<<<
@@ -25626,7 +28651,7 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_7TrieMap__contains(struct __
     __pyx_v_i = (__pyx_v_i + 1);
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":172
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":172
  *             node = trie_find(node, pattern[i])
  *             i = i+1
  *         return node             # <<<<<<<<<<<<<<
@@ -25642,7 +28667,18 @@ static struct __pyx_t_3_sa__Trie_Node *__pyx_f_3_sa_7TrieMap__contains(struct __
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":174
+/* Python wrapper */
+static PyObject *__pyx_pw_3_sa_7TrieMap_9toMap(PyObject *__pyx_v_self, PyObject *__pyx_v_flag); /*proto*/
+static PyObject *__pyx_pw_3_sa_7TrieMap_9toMap(PyObject *__pyx_v_self, PyObject *__pyx_v_flag) {
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+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("toMap (wrapper)", 0);
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+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":174
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  * 
  *     def toMap(self, flag):             # <<<<<<<<<<<<<<
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  * 
  */
 
-static PyObject *__pyx_pf_3_sa_7TrieMap_4toMap(PyObject *__pyx_v_self, PyObject *__pyx_v_flag); /*proto*/
-static PyObject *__pyx_pf_3_sa_7TrieMap_4toMap(PyObject *__pyx_v_self, PyObject *__pyx_v_flag) {
+static PyObject *__pyx_pf_3_sa_7TrieMap_8toMap(struct __pyx_obj_3_sa_TrieMap *__pyx_v_self, PyObject *__pyx_v_flag) {
   int __pyx_v_i;
   int __pyx_v_include_zeros;
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@@ -25664,9 +28699,9 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_4toMap(PyObject *__pyx_v_self, PyObject
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("toMap");
+  __Pyx_RefNannySetupContext("toMap", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":177
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":177
  *         cdef int i, include_zeros
  * 
  *         if flag:             # <<<<<<<<<<<<<<
@@ -25676,7 +28711,7 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_4toMap(PyObject *__pyx_v_self, PyObject
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   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":178
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":178
  * 
  *         if flag:
  *             include_zeros=1             # <<<<<<<<<<<<<<
@@ -25684,11 +28719,11 @@ static PyObject *__pyx_pf_3_sa_7TrieMap_4toMap(PyObject *__pyx_v_self, PyObject
  *             include_zeros=0
  */
     __pyx_v_include_zeros = 1;
-    goto __pyx_L5;
+    goto __pyx_L3;
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   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":180
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":180
  *             include_zeros=1
  *         else:
  *             include_zeros=0             # <<<<<<<<<<<<<<
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  */
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   }
-  __pyx_L5:;
+  __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":181
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":181
  *         else:
  *             include_zeros=0
  *         result = {}             # <<<<<<<<<<<<<<
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   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":182
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":182
  *             include_zeros=0
  *         result = {}
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  */
-  __pyx_t_3 = ((struct __pyx_obj_3_sa_TrieMap *)__pyx_v_self)->V;
+  __pyx_t_3 = __pyx_v_self->V;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_3; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":183
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":183
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  *         for i from 0 <= i < self.V:
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  *         return result
  */
-    __pyx_t_1 = ((((struct __pyx_obj_3_sa_TrieMap *)__pyx_v_self)->root[__pyx_v_i]) != NULL);
+    __pyx_t_1 = ((__pyx_v_self->root[__pyx_v_i]) != NULL);
     if (__pyx_t_1) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":184
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":184
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       __pyx_t_4 = PyTuple_New(1); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 184; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(((PyObject *)__pyx_t_4));
+      __Pyx_GOTREF(__pyx_t_4);
       PyTuple_SET_ITEM(__pyx_t_4, 0, __pyx_t_2);
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+      __pyx_t_2 = __pyx_f_3_sa_trie_node_to_map((__pyx_v_self->root[__pyx_v_i]), ((PyObject *)__pyx_v_result), ((PyObject *)__pyx_t_4), __pyx_v_include_zeros); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 184; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-      goto __pyx_L8;
+      goto __pyx_L6;
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-    __pyx_L8:;
+    __pyx_L6:;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":185
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":185
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":200
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- *             max_length=5, max_nonterminals=2,
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-static int __pyx_pf_3_sa_14Precomputation___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
-static int __pyx_pf_3_sa_14Precomputation___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
+/* Python wrapper */
+static int __pyx_pw_3_sa_14Precomputation_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
+static int __pyx_pw_3_sa_14Precomputation_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
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     PyObject* values[9] = {0,0,0,0,0,0,0,0,0};
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+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":200
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+ *     def __cinit__(self, fsarray=None, from_stats=None, from_binary=None,             # <<<<<<<<<<<<<<
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-  ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precompute_rank = __pyx_t_1;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":205
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":205
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-  ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precompute_secondary_rank = __pyx_t_1;
+  __pyx_v_self->precompute_secondary_rank = __pyx_t_1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":206
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":206
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-  ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->max_length = __pyx_t_1;
+  __pyx_v_self->max_length = __pyx_t_1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":207
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":207
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-  ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->max_nonterminals = __pyx_t_1;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":208
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":208
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-  ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_max_initial_size = __pyx_t_1;
+  __pyx_v_self->train_max_initial_size = __pyx_t_1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":209
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":209
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-  ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_min_gap_size = __pyx_t_1;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":210
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":211
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-    goto __pyx_L6;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":212
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":213
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":213
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 }
 
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":219
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":220
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":221
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":222
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-  fread((&((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->max_nonterminals), (sizeof(int)), 1, __pyx_v_f);
+  fread((&__pyx_v_self->max_nonterminals), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":223
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":223
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-  fread((&((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_max_initial_size), (sizeof(int)), 1, __pyx_v_f);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":224
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-  fread((&((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_min_gap_size), (sizeof(int)), 1, __pyx_v_f);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":225
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":226
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":227
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+static PyObject *__pyx_pw_3_sa_14Precomputation_5write_binary(PyObject *__pyx_v_self, PyObject *__pyx_arg_filename) {
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":233
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-  fwrite((&((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precompute_rank), (sizeof(int)), 1, __pyx_v_f);
+  fwrite((&__pyx_v_self->precompute_rank), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":234
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":234
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-  fwrite((&((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precompute_secondary_rank), (sizeof(int)), 1, __pyx_v_f);
+  fwrite((&__pyx_v_self->precompute_secondary_rank), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":235
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-  fwrite((&((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->max_length), (sizeof(int)), 1, __pyx_v_f);
+  fwrite((&__pyx_v_self->max_length), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":236
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-  fwrite((&((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->max_nonterminals), (sizeof(int)), 1, __pyx_v_f);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":237
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-  fwrite((&((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_max_initial_size), (sizeof(int)), 1, __pyx_v_f);
+  fwrite((&__pyx_v_self->train_max_initial_size), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":238
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-  fwrite((&((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_min_gap_size), (sizeof(int)), 1, __pyx_v_f);
+  fwrite((&__pyx_v_self->train_min_gap_size), (sizeof(int)), 1, __pyx_v_f);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":239
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":240
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":241
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-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":244
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":249
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":253
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":257
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":265
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":266
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+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":269
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":270
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":270
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":271
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":271
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-      __Pyx_GOTREF(((PyObject *)__pyx_t_4));
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":272
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":272
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":273
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":273
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":274
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":274
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":275
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":275
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 }
 
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-  PyObject *__pyx_v__ = NULL;
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   PyObject *__pyx_v_cumul_cost = NULL;
   PyObject *__pyx_v_cumul_count = NULL;
-  Py_ssize_t __pyx_v_num_found_patterns;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":285
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":285
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":287
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":288
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":288
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":289
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":289
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_3));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":291
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":291
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":292
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  *         I_set = set()
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":293
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":294
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":294
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   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":295
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":295
  *         J2_set = set()
  *         IJ_set = set()
  *         pattern_rank = {}             # <<<<<<<<<<<<<<
@@ -27074,7 +30099,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __pyx_v_pattern_rank = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":297
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":297
  *         pattern_rank = {}
  * 
  *         logger.info("Precomputing frequent intersections")             # <<<<<<<<<<<<<<
@@ -27091,7 +30116,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":298
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":298
  * 
  *         logger.info("Precomputing frequent intersections")
  *         cdef float start_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -27100,7 +30125,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
   __pyx_v_start_time = __pyx_f_3_sa_monitor_cpu();
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":300
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":300
  *         cdef float start_time = monitor_cpu()
  * 
  *         max_pattern_len = 0             # <<<<<<<<<<<<<<
@@ -27109,7 +30134,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
   __pyx_v_max_pattern_len = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":301
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":301
  * 
  *         max_pattern_len = 0
  *         for rank, (_, _, phrase) in enumerate(stats):             # <<<<<<<<<<<<<<
@@ -27127,12 +30152,20 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     __pyx_t_4 = Py_TYPE(__pyx_t_3)->tp_iternext;
   }
   for (;;) {
-    if (PyList_CheckExact(__pyx_t_3)) {
+    if (!__pyx_t_4 && PyList_CheckExact(__pyx_t_3)) {
       if (__pyx_t_2 >= PyList_GET_SIZE(__pyx_t_3)) break;
-      __pyx_t_5 = PyList_GET_ITEM(__pyx_t_3, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++;
-    } else if (PyTuple_CheckExact(__pyx_t_3)) {
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_5 = PyList_GET_ITEM(__pyx_t_3, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_5 = PySequence_ITEM(__pyx_t_3, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
+    } else if (!__pyx_t_4 && PyTuple_CheckExact(__pyx_t_3)) {
       if (__pyx_t_2 >= PyTuple_GET_SIZE(__pyx_t_3)) break;
-      __pyx_t_5 = PyTuple_GET_ITEM(__pyx_t_3, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++;
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_5 = PyTuple_GET_ITEM(__pyx_t_3, __pyx_t_2); __Pyx_INCREF(__pyx_t_5); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_5 = PySequence_ITEM(__pyx_t_3, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
     } else {
       __pyx_t_5 = __pyx_t_4(__pyx_t_3);
       if (unlikely(!__pyx_t_5)) {
@@ -27146,21 +30179,22 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     }
     if ((likely(PyTuple_CheckExact(__pyx_t_5))) || (PyList_CheckExact(__pyx_t_5))) {
       PyObject* sequence = __pyx_t_5;
+      #if CYTHON_COMPILING_IN_CPYTHON
+      Py_ssize_t size = Py_SIZE(sequence);
+      #else
+      Py_ssize_t size = PySequence_Size(sequence);
+      #endif
+      if (unlikely(size != 3)) {
+        if (size > 3) __Pyx_RaiseTooManyValuesError(3);
+        else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
+        {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      }
+      #if CYTHON_COMPILING_IN_CPYTHON
       if (likely(PyTuple_CheckExact(sequence))) {
-        if (unlikely(PyTuple_GET_SIZE(sequence) != 3)) {
-          if (PyTuple_GET_SIZE(sequence) > 3) __Pyx_RaiseTooManyValuesError(3);
-          else __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(sequence));
-          {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        }
         __pyx_t_6 = PyTuple_GET_ITEM(sequence, 0); 
         __pyx_t_7 = PyTuple_GET_ITEM(sequence, 1); 
         __pyx_t_8 = PyTuple_GET_ITEM(sequence, 2); 
       } else {
-        if (unlikely(PyList_GET_SIZE(sequence) != 3)) {
-          if (PyList_GET_SIZE(sequence) > 3) __Pyx_RaiseTooManyValuesError(3);
-          else __Pyx_RaiseNeedMoreValuesError(PyList_GET_SIZE(sequence));
-          {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        }
         __pyx_t_6 = PyList_GET_ITEM(sequence, 0); 
         __pyx_t_7 = PyList_GET_ITEM(sequence, 1); 
         __pyx_t_8 = PyList_GET_ITEM(sequence, 2); 
@@ -27168,28 +30202,35 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
       __Pyx_INCREF(__pyx_t_6);
       __Pyx_INCREF(__pyx_t_7);
       __Pyx_INCREF(__pyx_t_8);
+      #else
+      __pyx_t_6 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_7 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_8 = PySequence_ITEM(sequence, 2); if (unlikely(!__pyx_t_8)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
       __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
-    } else {
+    } else
+    {
       Py_ssize_t index = -1;
       __pyx_t_9 = PyObject_GetIter(__pyx_t_5); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_9);
       __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
       __pyx_t_10 = Py_TYPE(__pyx_t_9)->tp_iternext;
-      index = 0; __pyx_t_6 = __pyx_t_10(__pyx_t_9); if (unlikely(!__pyx_t_6)) goto __pyx_L8_unpacking_failed;
+      index = 0; __pyx_t_6 = __pyx_t_10(__pyx_t_9); if (unlikely(!__pyx_t_6)) goto __pyx_L5_unpacking_failed;
       __Pyx_GOTREF(__pyx_t_6);
-      index = 1; __pyx_t_7 = __pyx_t_10(__pyx_t_9); if (unlikely(!__pyx_t_7)) goto __pyx_L8_unpacking_failed;
+      index = 1; __pyx_t_7 = __pyx_t_10(__pyx_t_9); if (unlikely(!__pyx_t_7)) goto __pyx_L5_unpacking_failed;
       __Pyx_GOTREF(__pyx_t_7);
-      index = 2; __pyx_t_8 = __pyx_t_10(__pyx_t_9); if (unlikely(!__pyx_t_8)) goto __pyx_L8_unpacking_failed;
+      index = 2; __pyx_t_8 = __pyx_t_10(__pyx_t_9); if (unlikely(!__pyx_t_8)) goto __pyx_L5_unpacking_failed;
       __Pyx_GOTREF(__pyx_t_8);
       if (__Pyx_IternextUnpackEndCheck(__pyx_t_10(__pyx_t_9), 3) < 0) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_10 = NULL;
       __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
-      goto __pyx_L9_unpacking_done;
-      __pyx_L8_unpacking_failed:;
+      goto __pyx_L6_unpacking_done;
+      __pyx_L5_unpacking_failed:;
       __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
-      if (PyErr_Occurred() && PyErr_ExceptionMatches(PyExc_StopIteration)) PyErr_Clear();
-      if (!PyErr_Occurred()) __Pyx_RaiseNeedMoreValuesError(index);
+      __pyx_t_10 = NULL;
+      if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
       {__pyx_filename = __pyx_f[11]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __pyx_L9_unpacking_done:;
+      __pyx_L6_unpacking_done:;
     }
     __Pyx_XDECREF(__pyx_v__);
     __pyx_v__ = __pyx_t_6;
@@ -27209,35 +30250,34 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     __pyx_t_1 = __pyx_t_5;
     __pyx_t_5 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":302
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":302
  *         max_pattern_len = 0
  *         for rank, (_, _, phrase) in enumerate(stats):
  *             if rank >= self.precompute_rank:             # <<<<<<<<<<<<<<
  *                 break
  *             max_pattern_len = max(max_pattern_len, len(phrase))
  */
-    __pyx_t_5 = PyInt_FromLong(((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precompute_rank); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 302; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_5 = PyInt_FromLong(__pyx_v_self->precompute_rank); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 302; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_5);
-    __pyx_t_8 = PyObject_RichCompare(__pyx_v_rank, __pyx_t_5, Py_GE); if (unlikely(!__pyx_t_8)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 302; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_8);
+    __pyx_t_8 = PyObject_RichCompare(__pyx_v_rank, __pyx_t_5, Py_GE); __Pyx_XGOTREF(__pyx_t_8); if (unlikely(!__pyx_t_8)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 302; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
     __pyx_t_11 = __Pyx_PyObject_IsTrue(__pyx_t_8); if (unlikely(__pyx_t_11 < 0)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 302; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
     if (__pyx_t_11) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":303
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":303
  *         for rank, (_, _, phrase) in enumerate(stats):
  *             if rank >= self.precompute_rank:
  *                 break             # <<<<<<<<<<<<<<
  *             max_pattern_len = max(max_pattern_len, len(phrase))
  *             frequent_patterns.insert(phrase)
  */
-      goto __pyx_L7_break;
-      goto __pyx_L10;
+      goto __pyx_L4_break;
+      goto __pyx_L7;
     }
-    __pyx_L10:;
+    __pyx_L7:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":304
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":304
  *             if rank >= self.precompute_rank:
  *                 break
  *             max_pattern_len = max(max_pattern_len, len(phrase))             # <<<<<<<<<<<<<<
@@ -27253,7 +30293,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     }
     __pyx_v_max_pattern_len = __pyx_t_14;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":305
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":305
  *                 break
  *             max_pattern_len = max(max_pattern_len, len(phrase))
  *             frequent_patterns.insert(phrase)             # <<<<<<<<<<<<<<
@@ -27263,7 +30303,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     __pyx_t_8 = PyObject_GetAttr(((PyObject *)__pyx_v_frequent_patterns), __pyx_n_s__insert); if (unlikely(!__pyx_t_8)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 305; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_8);
     __pyx_t_5 = PyTuple_New(1); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 305; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(((PyObject *)__pyx_t_5));
+    __Pyx_GOTREF(__pyx_t_5);
     __Pyx_INCREF(__pyx_v_phrase);
     PyTuple_SET_ITEM(__pyx_t_5, 0, __pyx_v_phrase);
     __Pyx_GIVEREF(__pyx_v_phrase);
@@ -27273,19 +30313,16 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     __Pyx_DECREF(((PyObject *)__pyx_t_5)); __pyx_t_5 = 0;
     __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":306
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":306
  *             max_pattern_len = max(max_pattern_len, len(phrase))
  *             frequent_patterns.insert(phrase)
  *             I_set.add(phrase)             # <<<<<<<<<<<<<<
  *             pattern_rank[phrase] = rank
  *             if rank < self.precompute_secondary_rank:
  */
-    if (unlikely(((PyObject *)__pyx_v_I_set) == Py_None)) {
-      PyErr_Format(PyExc_AttributeError, "'NoneType' object has no attribute '%s'", "add"); {__pyx_filename = __pyx_f[11]; __pyx_lineno = 306; __pyx_clineno = __LINE__; goto __pyx_L1_error;} 
-    }
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":307
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":307
  *             frequent_patterns.insert(phrase)
  *             I_set.add(phrase)
  *             pattern_rank[phrase] = rank             # <<<<<<<<<<<<<<
@@ -27294,23 +30331,22 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":308
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":308
  *             I_set.add(phrase)
  *             pattern_rank[phrase] = rank
  *             if rank < self.precompute_secondary_rank:             # <<<<<<<<<<<<<<
  *                 super_frequent_patterns.insert(phrase)
  *                 J_set.add(phrase)
  */
-    __pyx_t_7 = PyInt_FromLong(((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precompute_secondary_rank); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 308; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_7 = PyInt_FromLong(__pyx_v_self->precompute_secondary_rank); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 308; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_7);
-    __pyx_t_5 = PyObject_RichCompare(__pyx_v_rank, __pyx_t_7, Py_LT); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 308; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_5);
+    __pyx_t_5 = PyObject_RichCompare(__pyx_v_rank, __pyx_t_7, Py_LT); __Pyx_XGOTREF(__pyx_t_5); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 308; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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     if (__pyx_t_11) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":309
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":309
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  *             if rank < self.precompute_secondary_rank:
  *                 super_frequent_patterns.insert(phrase)             # <<<<<<<<<<<<<<
@@ -27320,7 +30356,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
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-      __Pyx_GOTREF(((PyObject *)__pyx_t_7));
+      __Pyx_GOTREF(__pyx_t_7);
       __Pyx_INCREF(__pyx_v_phrase);
       PyTuple_SET_ITEM(__pyx_t_7, 0, __pyx_v_phrase);
       __Pyx_GIVEREF(__pyx_v_phrase);
@@ -27330,26 +30366,23 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
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       __Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":310
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":310
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  *                 J_set.add(phrase)             # <<<<<<<<<<<<<<
  * 
  *         queue = IntList(increment=1000)
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-      if (unlikely(((PyObject *)__pyx_v_J_set) == Py_None)) {
-        PyErr_Format(PyExc_AttributeError, "'NoneType' object has no attribute '%s'", "add"); {__pyx_filename = __pyx_f[11]; __pyx_lineno = 310; __pyx_clineno = __LINE__; goto __pyx_L1_error;} 
-      }
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-      goto __pyx_L11;
+      goto __pyx_L8;
     }
-    __pyx_L11:;
+    __pyx_L8:;
   }
-  __pyx_L7_break:;
+  __pyx_L4_break:;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":312
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":312
  *                 J_set.add(phrase)
  * 
  *         queue = IntList(increment=1000)             # <<<<<<<<<<<<<<
@@ -27359,13 +30392,13 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __pyx_t_1 = PyDict_New(); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 312; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(((PyObject *)__pyx_t_1));
   if (PyDict_SetItem(__pyx_t_1, ((PyObject *)__pyx_n_s__increment), __pyx_int_1000) < 0) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 312; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_t_3 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 312; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_3 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 312; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_3);
   __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
   __pyx_v_queue = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":314
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":314
  *         queue = IntList(increment=1000)
  * 
  *         logger.info("    Computing inverted indexes...")             # <<<<<<<<<<<<<<
@@ -27382,7 +30415,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":315
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":315
  * 
  *         logger.info("    Computing inverted indexes...")
  *         N = len(data)             # <<<<<<<<<<<<<<
@@ -27392,7 +30425,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __pyx_t_2 = PyObject_Length(((PyObject *)__pyx_v_data)); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 315; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_N = __pyx_t_2;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":316
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":316
  *         logger.info("    Computing inverted indexes...")
  *         N = len(data)
  *         for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -27402,7 +30435,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __pyx_t_13 = __pyx_v_N;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_13; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":317
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":317
  *         N = len(data)
  *         for i from 0 <= i < N:
  *             sa_word_id = data.arr[i]             # <<<<<<<<<<<<<<
@@ -27411,7 +30444,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
     __pyx_v_sa_word_id = (__pyx_v_data->arr[__pyx_v_i]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":318
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":318
  *         for i from 0 <= i < N:
  *             sa_word_id = data.arr[i]
  *             if sa_word_id == 1:             # <<<<<<<<<<<<<<
@@ -27421,7 +30454,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     __pyx_t_11 = (__pyx_v_sa_word_id == 1);
     if (__pyx_t_11) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":319
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":319
  *             sa_word_id = data.arr[i]
  *             if sa_word_id == 1:
  *                 queue._append(-1)             # <<<<<<<<<<<<<<
@@ -27429,11 +30462,11 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  *                 for l from 1 <= l <= max_pattern_len:
  */
       ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_queue->__pyx_vtab)->_append(__pyx_v_queue, -1);
-      goto __pyx_L14;
+      goto __pyx_L11;
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":321
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":321
  *                 queue._append(-1)
  *             else:
  *                 for l from 1 <= l <= max_pattern_len:             # <<<<<<<<<<<<<<
@@ -27443,7 +30476,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
       __pyx_t_16 = __pyx_v_max_pattern_len;
       for (__pyx_v_l = 1; __pyx_v_l <= __pyx_t_16; __pyx_v_l++) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":322
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":322
  *             else:
  *                 for l from 1 <= l <= max_pattern_len:
  *                     node = frequent_patterns._contains(data.arr+i, l)             # <<<<<<<<<<<<<<
@@ -27452,7 +30485,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
         __pyx_v_node = ((struct __pyx_vtabstruct_3_sa_TrieMap *)__pyx_v_frequent_patterns->__pyx_vtab)->_contains(__pyx_v_frequent_patterns, (__pyx_v_data->arr + __pyx_v_i), __pyx_v_l);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":323
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":323
  *                 for l from 1 <= l <= max_pattern_len:
  *                     node = frequent_patterns._contains(data.arr+i, l)
  *                     if node == NULL:             # <<<<<<<<<<<<<<
@@ -27462,19 +30495,19 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
         __pyx_t_11 = (__pyx_v_node == NULL);
         if (__pyx_t_11) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":324
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":324
  *                     node = frequent_patterns._contains(data.arr+i, l)
  *                     if node == NULL:
  *                         break             # <<<<<<<<<<<<<<
  *                     queue._append(i)
  *                     queue._append(l)
  */
-          goto __pyx_L16_break;
-          goto __pyx_L17;
+          goto __pyx_L13_break;
+          goto __pyx_L14;
         }
-        __pyx_L17:;
+        __pyx_L14:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":325
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":325
  *                     if node == NULL:
  *                         break
  *                     queue._append(i)             # <<<<<<<<<<<<<<
@@ -27483,7 +30516,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
         ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_queue->__pyx_vtab)->_append(__pyx_v_queue, __pyx_v_i);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":326
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":326
  *                         break
  *                     queue._append(i)
  *                     queue._append(l)             # <<<<<<<<<<<<<<
@@ -27492,7 +30525,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
         ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_queue->__pyx_vtab)->_append(__pyx_v_queue, __pyx_v_l);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":327
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":327
  *                     queue._append(i)
  *                     queue._append(l)
  *                     trie_node_data_append(node, i)             # <<<<<<<<<<<<<<
@@ -27503,12 +30536,12 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
         __Pyx_GOTREF(__pyx_t_3);
         __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
       }
-      __pyx_L16_break:;
+      __pyx_L13_break:;
     }
-    __pyx_L14:;
+    __pyx_L11:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":329
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":329
  *                     trie_node_data_append(node, i)
  * 
  *         logger.info("    Computing collocations...")             # <<<<<<<<<<<<<<
@@ -27525,7 +30558,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":330
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":330
  * 
  *         logger.info("    Computing collocations...")
  *         N = len(queue)             # <<<<<<<<<<<<<<
@@ -27535,7 +30568,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __pyx_t_2 = PyObject_Length(((PyObject *)__pyx_v_queue)); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 330; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_v_N = __pyx_t_2;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":331
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":331
  *         logger.info("    Computing collocations...")
  *         N = len(queue)
  *         ptr1 = 0             # <<<<<<<<<<<<<<
@@ -27544,7 +30577,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
   __pyx_v_ptr1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":332
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":332
  *         N = len(queue)
  *         ptr1 = 0
  *         sent_count = 0             # <<<<<<<<<<<<<<
@@ -27553,7 +30586,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
   __pyx_v_sent_count = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":333
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":333
  *         ptr1 = 0
  *         sent_count = 0
  *         while ptr1 < N:    # main loop             # <<<<<<<<<<<<<<
@@ -27564,7 +30597,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     __pyx_t_11 = (__pyx_v_ptr1 < __pyx_v_N);
     if (!__pyx_t_11) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":334
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":334
  *         sent_count = 0
  *         while ptr1 < N:    # main loop
  *             i1 = queue.arr[ptr1]             # <<<<<<<<<<<<<<
@@ -27573,7 +30606,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
     __pyx_v_i1 = (__pyx_v_queue->arr[__pyx_v_ptr1]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":335
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":335
  *         while ptr1 < N:    # main loop
  *             i1 = queue.arr[ptr1]
  *             if i1 > -1:             # <<<<<<<<<<<<<<
@@ -27583,7 +30616,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     __pyx_t_11 = (__pyx_v_i1 > -1);
     if (__pyx_t_11) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":336
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":336
  *             i1 = queue.arr[ptr1]
  *             if i1 > -1:
  *                 l1 = queue.arr[ptr1+1]             # <<<<<<<<<<<<<<
@@ -27592,7 +30625,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
       __pyx_v_l1 = (__pyx_v_queue->arr[(__pyx_v_ptr1 + 1)]);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":337
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":337
  *             if i1 > -1:
  *                 l1 = queue.arr[ptr1+1]
  *                 ptr2 = ptr1 + 2             # <<<<<<<<<<<<<<
@@ -27601,7 +30634,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
       __pyx_v_ptr2 = (__pyx_v_ptr1 + 2);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":338
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":338
  *                 l1 = queue.arr[ptr1+1]
  *                 ptr2 = ptr1 + 2
  *                 while ptr2 < N:             # <<<<<<<<<<<<<<
@@ -27612,7 +30645,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
         __pyx_t_11 = (__pyx_v_ptr2 < __pyx_v_N);
         if (!__pyx_t_11) break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":339
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":339
  *                 ptr2 = ptr1 + 2
  *                 while ptr2 < N:
  *                     i2 = queue.arr[ptr2]             # <<<<<<<<<<<<<<
@@ -27621,7 +30654,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
         __pyx_v_i2 = (__pyx_v_queue->arr[__pyx_v_ptr2]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":340
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":340
  *                 while ptr2 < N:
  *                     i2 = queue.arr[ptr2]
  *                     if i2 == -1 or i2 - i1 >= self.train_max_initial_size:             # <<<<<<<<<<<<<<
@@ -27630,26 +30663,26 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
         __pyx_t_11 = (__pyx_v_i2 == -1);
         if (!__pyx_t_11) {
-          __pyx_t_17 = ((__pyx_v_i2 - __pyx_v_i1) >= ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_max_initial_size);
+          __pyx_t_17 = ((__pyx_v_i2 - __pyx_v_i1) >= __pyx_v_self->train_max_initial_size);
           __pyx_t_18 = __pyx_t_17;
         } else {
           __pyx_t_18 = __pyx_t_11;
         }
         if (__pyx_t_18) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":341
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":341
  *                     i2 = queue.arr[ptr2]
  *                     if i2 == -1 or i2 - i1 >= self.train_max_initial_size:
  *                         break             # <<<<<<<<<<<<<<
  *                     l2 = queue.arr[ptr2+1]
  *                     if (i2 - i1 - l1 >= self.train_min_gap_size and
  */
-          goto __pyx_L22_break;
-          goto __pyx_L23;
+          goto __pyx_L19_break;
+          goto __pyx_L20;
         }
-        __pyx_L23:;
+        __pyx_L20:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":342
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":342
  *                     if i2 == -1 or i2 - i1 >= self.train_max_initial_size:
  *                         break
  *                     l2 = queue.arr[ptr2+1]             # <<<<<<<<<<<<<<
@@ -27658,34 +30691,34 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
         __pyx_v_l2 = (__pyx_v_queue->arr[(__pyx_v_ptr2 + 1)]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":343
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":343
  *                         break
  *                     l2 = queue.arr[ptr2+1]
  *                     if (i2 - i1 - l1 >= self.train_min_gap_size and             # <<<<<<<<<<<<<<
  *                             i2 + l2 - i1 <= self.train_max_initial_size and
  *                             l1+l2+1 <= self.max_length):
  */
-        __pyx_t_18 = (((__pyx_v_i2 - __pyx_v_i1) - __pyx_v_l1) >= ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_min_gap_size);
+        __pyx_t_18 = (((__pyx_v_i2 - __pyx_v_i1) - __pyx_v_l1) >= __pyx_v_self->train_min_gap_size);
         if (__pyx_t_18) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":344
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":344
  *                     l2 = queue.arr[ptr2+1]
  *                     if (i2 - i1 - l1 >= self.train_min_gap_size and
  *                             i2 + l2 - i1 <= self.train_max_initial_size and             # <<<<<<<<<<<<<<
  *                             l1+l2+1 <= self.max_length):
  *                         node = collocations._insert(data.arr+i1, l1)
  */
-          __pyx_t_11 = (((__pyx_v_i2 + __pyx_v_l2) - __pyx_v_i1) <= ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_max_initial_size);
+          __pyx_t_11 = (((__pyx_v_i2 + __pyx_v_l2) - __pyx_v_i1) <= __pyx_v_self->train_max_initial_size);
           if (__pyx_t_11) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":345
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":345
  *                     if (i2 - i1 - l1 >= self.train_min_gap_size and
  *                             i2 + l2 - i1 <= self.train_max_initial_size and
  *                             l1+l2+1 <= self.max_length):             # <<<<<<<<<<<<<<
  *                         node = collocations._insert(data.arr+i1, l1)
  *                         node = trie_insert(node, -1)
  */
-            __pyx_t_17 = (((__pyx_v_l1 + __pyx_v_l2) + 1) <= ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->max_length);
+            __pyx_t_17 = (((__pyx_v_l1 + __pyx_v_l2) + 1) <= __pyx_v_self->max_length);
             __pyx_t_19 = __pyx_t_17;
           } else {
             __pyx_t_19 = __pyx_t_11;
@@ -27696,7 +30729,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
         }
         if (__pyx_t_11) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":346
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":346
  *                             i2 + l2 - i1 <= self.train_max_initial_size and
  *                             l1+l2+1 <= self.max_length):
  *                         node = collocations._insert(data.arr+i1, l1)             # <<<<<<<<<<<<<<
@@ -27705,7 +30738,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
           __pyx_v_node = ((struct __pyx_vtabstruct_3_sa_TrieMap *)__pyx_v_collocations->__pyx_vtab)->_insert(__pyx_v_collocations, (__pyx_v_data->arr + __pyx_v_i1), __pyx_v_l1);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":347
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":347
  *                             l1+l2+1 <= self.max_length):
  *                         node = collocations._insert(data.arr+i1, l1)
  *                         node = trie_insert(node, -1)             # <<<<<<<<<<<<<<
@@ -27714,7 +30747,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
           __pyx_v_node = __pyx_f_3_sa_trie_insert(__pyx_v_node, -1);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":348
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":348
  *                         node = collocations._insert(data.arr+i1, l1)
  *                         node = trie_insert(node, -1)
  *                         for i from i2 <= i < i2+l2:             # <<<<<<<<<<<<<<
@@ -27724,7 +30757,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
           __pyx_t_13 = (__pyx_v_i2 + __pyx_v_l2);
           for (__pyx_v_i = __pyx_v_i2; __pyx_v_i < __pyx_t_13; __pyx_v_i++) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":349
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":349
  *                         node = trie_insert(node, -1)
  *                         for i from i2 <= i < i2+l2:
  *                             node = trie_insert(node, data.arr[i])             # <<<<<<<<<<<<<<
@@ -27734,7 +30767,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
             __pyx_v_node = __pyx_f_3_sa_trie_insert(__pyx_v_node, (__pyx_v_data->arr[__pyx_v_i]));
           }
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":350
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":350
  *                         for i from i2 <= i < i2+l2:
  *                             node = trie_insert(node, data.arr[i])
  *                         trie_node_data_append(node, i1)             # <<<<<<<<<<<<<<
@@ -27745,7 +30778,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
           __Pyx_GOTREF(__pyx_t_3);
           __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":351
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":351
  *                             node = trie_insert(node, data.arr[i])
  *                         trie_node_data_append(node, i1)
  *                         trie_node_data_append(node, i2)             # <<<<<<<<<<<<<<
@@ -27756,7 +30789,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
           __Pyx_GOTREF(__pyx_t_3);
           __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":352
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":352
  *                         trie_node_data_append(node, i1)
  *                         trie_node_data_append(node, i2)
  *                         if super_frequent_patterns._contains(data.arr+i2, l2) != NULL:             # <<<<<<<<<<<<<<
@@ -27766,7 +30799,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
           __pyx_t_11 = (((struct __pyx_vtabstruct_3_sa_TrieMap *)__pyx_v_super_frequent_patterns->__pyx_vtab)->_contains(__pyx_v_super_frequent_patterns, (__pyx_v_data->arr + __pyx_v_i2), __pyx_v_l2) != NULL);
           if (__pyx_t_11) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":353
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":353
  *                         trie_node_data_append(node, i2)
  *                         if super_frequent_patterns._contains(data.arr+i2, l2) != NULL:
  *                             if super_frequent_patterns._contains(data.arr+i1, l1) != NULL:             # <<<<<<<<<<<<<<
@@ -27776,7 +30809,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
             __pyx_t_11 = (((struct __pyx_vtabstruct_3_sa_TrieMap *)__pyx_v_super_frequent_patterns->__pyx_vtab)->_contains(__pyx_v_super_frequent_patterns, (__pyx_v_data->arr + __pyx_v_i1), __pyx_v_l1) != NULL);
             if (__pyx_t_11) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":354
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":354
  *                         if super_frequent_patterns._contains(data.arr+i2, l2) != NULL:
  *                             if super_frequent_patterns._contains(data.arr+i1, l1) != NULL:
  *                                 is_super = 1             # <<<<<<<<<<<<<<
@@ -27784,11 +30817,11 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  *                                 is_super = 0
  */
               __pyx_v_is_super = 1;
-              goto __pyx_L28;
+              goto __pyx_L25;
             }
             /*else*/ {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":356
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":356
  *                                 is_super = 1
  *                             else:
  *                                 is_super = 0             # <<<<<<<<<<<<<<
@@ -27797,9 +30830,9 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
               __pyx_v_is_super = 0;
             }
-            __pyx_L28:;
+            __pyx_L25:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":357
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":357
  *                             else:
  *                                 is_super = 0
  *                             ptr3 = ptr2 + 2             # <<<<<<<<<<<<<<
@@ -27808,7 +30841,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
             __pyx_v_ptr3 = (__pyx_v_ptr2 + 2);
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":358
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":358
  *                                 is_super = 0
  *                             ptr3 = ptr2 + 2
  *                             while ptr3 < N:             # <<<<<<<<<<<<<<
@@ -27819,7 +30852,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
               __pyx_t_11 = (__pyx_v_ptr3 < __pyx_v_N);
               if (!__pyx_t_11) break;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":359
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":359
  *                             ptr3 = ptr2 + 2
  *                             while ptr3 < N:
  *                                 i3 = queue.arr[ptr3]             # <<<<<<<<<<<<<<
@@ -27828,7 +30861,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
               __pyx_v_i3 = (__pyx_v_queue->arr[__pyx_v_ptr3]);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":360
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":360
  *                             while ptr3 < N:
  *                                 i3 = queue.arr[ptr3]
  *                                 if i3 == -1 or i3 - i1 >= self.train_max_initial_size:             # <<<<<<<<<<<<<<
@@ -27837,26 +30870,26 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
               __pyx_t_11 = (__pyx_v_i3 == -1);
               if (!__pyx_t_11) {
-                __pyx_t_18 = ((__pyx_v_i3 - __pyx_v_i1) >= ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_max_initial_size);
+                __pyx_t_18 = ((__pyx_v_i3 - __pyx_v_i1) >= __pyx_v_self->train_max_initial_size);
                 __pyx_t_19 = __pyx_t_18;
               } else {
                 __pyx_t_19 = __pyx_t_11;
               }
               if (__pyx_t_19) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":361
+                /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":361
  *                                 i3 = queue.arr[ptr3]
  *                                 if i3 == -1 or i3 - i1 >= self.train_max_initial_size:
  *                                     break             # <<<<<<<<<<<<<<
  *                                 l3 = queue.arr[ptr3+1]
  *                                 if (i3 - i2 - l2 >= self.train_min_gap_size and
  */
-                goto __pyx_L30_break;
-                goto __pyx_L31;
+                goto __pyx_L27_break;
+                goto __pyx_L28;
               }
-              __pyx_L31:;
+              __pyx_L28:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":362
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":362
  *                                 if i3 == -1 or i3 - i1 >= self.train_max_initial_size:
  *                                     break
  *                                 l3 = queue.arr[ptr3+1]             # <<<<<<<<<<<<<<
@@ -27865,34 +30898,34 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
               __pyx_v_l3 = (__pyx_v_queue->arr[(__pyx_v_ptr3 + 1)]);
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":363
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":363
  *                                     break
  *                                 l3 = queue.arr[ptr3+1]
  *                                 if (i3 - i2 - l2 >= self.train_min_gap_size and             # <<<<<<<<<<<<<<
  *                                         i3 + l3 - i1 <= self.train_max_initial_size and
  *                                         l1+l2+l3+2 <= self.max_length):
  */
-              __pyx_t_19 = (((__pyx_v_i3 - __pyx_v_i2) - __pyx_v_l2) >= ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_min_gap_size);
+              __pyx_t_19 = (((__pyx_v_i3 - __pyx_v_i2) - __pyx_v_l2) >= __pyx_v_self->train_min_gap_size);
               if (__pyx_t_19) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":364
+                /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":364
  *                                 l3 = queue.arr[ptr3+1]
  *                                 if (i3 - i2 - l2 >= self.train_min_gap_size and
  *                                         i3 + l3 - i1 <= self.train_max_initial_size and             # <<<<<<<<<<<<<<
  *                                         l1+l2+l3+2 <= self.max_length):
  *                                     if is_super or super_frequent_patterns._contains(data.arr+i3, l3) != NULL:
  */
-                __pyx_t_11 = (((__pyx_v_i3 + __pyx_v_l3) - __pyx_v_i1) <= ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->train_max_initial_size);
+                __pyx_t_11 = (((__pyx_v_i3 + __pyx_v_l3) - __pyx_v_i1) <= __pyx_v_self->train_max_initial_size);
                 if (__pyx_t_11) {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":365
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":365
  *                                 if (i3 - i2 - l2 >= self.train_min_gap_size and
  *                                         i3 + l3 - i1 <= self.train_max_initial_size and
  *                                         l1+l2+l3+2 <= self.max_length):             # <<<<<<<<<<<<<<
  *                                     if is_super or super_frequent_patterns._contains(data.arr+i3, l3) != NULL:
  *                                         node = collocations._insert(data.arr+i1, l1)
  */
-                  __pyx_t_18 = ((((__pyx_v_l1 + __pyx_v_l2) + __pyx_v_l3) + 2) <= ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->max_length);
+                  __pyx_t_18 = ((((__pyx_v_l1 + __pyx_v_l2) + __pyx_v_l3) + 2) <= __pyx_v_self->max_length);
                   __pyx_t_17 = __pyx_t_18;
                 } else {
                   __pyx_t_17 = __pyx_t_11;
@@ -27903,7 +30936,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
               }
               if (__pyx_t_11) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":366
+                /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":366
  *                                         i3 + l3 - i1 <= self.train_max_initial_size and
  *                                         l1+l2+l3+2 <= self.max_length):
  *                                     if is_super or super_frequent_patterns._contains(data.arr+i3, l3) != NULL:             # <<<<<<<<<<<<<<
@@ -27918,7 +30951,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
                 }
                 if (__pyx_t_19) {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":367
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":367
  *                                         l1+l2+l3+2 <= self.max_length):
  *                                     if is_super or super_frequent_patterns._contains(data.arr+i3, l3) != NULL:
  *                                         node = collocations._insert(data.arr+i1, l1)             # <<<<<<<<<<<<<<
@@ -27927,7 +30960,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
                   __pyx_v_node = ((struct __pyx_vtabstruct_3_sa_TrieMap *)__pyx_v_collocations->__pyx_vtab)->_insert(__pyx_v_collocations, (__pyx_v_data->arr + __pyx_v_i1), __pyx_v_l1);
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":368
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":368
  *                                     if is_super or super_frequent_patterns._contains(data.arr+i3, l3) != NULL:
  *                                         node = collocations._insert(data.arr+i1, l1)
  *                                         node = trie_insert(node, -1)             # <<<<<<<<<<<<<<
@@ -27936,7 +30969,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
                   __pyx_v_node = __pyx_f_3_sa_trie_insert(__pyx_v_node, -1);
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":369
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":369
  *                                         node = collocations._insert(data.arr+i1, l1)
  *                                         node = trie_insert(node, -1)
  *                                         for i from i2 <= i < i2+l2:             # <<<<<<<<<<<<<<
@@ -27946,7 +30979,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
                   __pyx_t_13 = (__pyx_v_i2 + __pyx_v_l2);
                   for (__pyx_v_i = __pyx_v_i2; __pyx_v_i < __pyx_t_13; __pyx_v_i++) {
 
-                    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":370
+                    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":370
  *                                         node = trie_insert(node, -1)
  *                                         for i from i2 <= i < i2+l2:
  *                                             node = trie_insert(node, data.arr[i])             # <<<<<<<<<<<<<<
@@ -27956,7 +30989,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
                     __pyx_v_node = __pyx_f_3_sa_trie_insert(__pyx_v_node, (__pyx_v_data->arr[__pyx_v_i]));
                   }
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":371
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":371
  *                                         for i from i2 <= i < i2+l2:
  *                                             node = trie_insert(node, data.arr[i])
  *                                         node = trie_insert(node, -1)             # <<<<<<<<<<<<<<
@@ -27965,7 +30998,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
                   __pyx_v_node = __pyx_f_3_sa_trie_insert(__pyx_v_node, -1);
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":372
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":372
  *                                             node = trie_insert(node, data.arr[i])
  *                                         node = trie_insert(node, -1)
  *                                         for i from i3 <= i < i3+l3:             # <<<<<<<<<<<<<<
@@ -27975,7 +31008,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
                   __pyx_t_13 = (__pyx_v_i3 + __pyx_v_l3);
                   for (__pyx_v_i = __pyx_v_i3; __pyx_v_i < __pyx_t_13; __pyx_v_i++) {
 
-                    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":373
+                    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":373
  *                                         node = trie_insert(node, -1)
  *                                         for i from i3 <= i < i3+l3:
  *                                             node = trie_insert(node, data.arr[i])             # <<<<<<<<<<<<<<
@@ -27985,7 +31018,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
                     __pyx_v_node = __pyx_f_3_sa_trie_insert(__pyx_v_node, (__pyx_v_data->arr[__pyx_v_i]));
                   }
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":374
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":374
  *                                         for i from i3 <= i < i3+l3:
  *                                             node = trie_insert(node, data.arr[i])
  *                                         trie_node_data_append(node, i1)             # <<<<<<<<<<<<<<
@@ -27996,7 +31029,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
                   __Pyx_GOTREF(__pyx_t_3);
                   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":375
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":375
  *                                             node = trie_insert(node, data.arr[i])
  *                                         trie_node_data_append(node, i1)
  *                                         trie_node_data_append(node, i2)             # <<<<<<<<<<<<<<
@@ -28007,7 +31040,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
                   __Pyx_GOTREF(__pyx_t_3);
                   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":376
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":376
  *                                         trie_node_data_append(node, i1)
  *                                         trie_node_data_append(node, i2)
  *                                         trie_node_data_append(node, i3)             # <<<<<<<<<<<<<<
@@ -28017,14 +31050,14 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
                   __pyx_t_3 = __pyx_f_3_sa_trie_node_data_append(__pyx_v_node, __pyx_v_i3); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 376; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __Pyx_GOTREF(__pyx_t_3);
                   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
-                  goto __pyx_L33;
+                  goto __pyx_L30;
                 }
-                __pyx_L33:;
-                goto __pyx_L32;
+                __pyx_L30:;
+                goto __pyx_L29;
               }
-              __pyx_L32:;
+              __pyx_L29:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":377
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":377
  *                                         trie_node_data_append(node, i2)
  *                                         trie_node_data_append(node, i3)
  *                                 ptr3 = ptr3 + 2             # <<<<<<<<<<<<<<
@@ -28033,15 +31066,15 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
               __pyx_v_ptr3 = (__pyx_v_ptr3 + 2);
             }
-            __pyx_L30_break:;
-            goto __pyx_L27;
+            __pyx_L27_break:;
+            goto __pyx_L24;
           }
-          __pyx_L27:;
-          goto __pyx_L24;
+          __pyx_L24:;
+          goto __pyx_L21;
         }
-        __pyx_L24:;
+        __pyx_L21:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":378
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":378
  *                                         trie_node_data_append(node, i3)
  *                                 ptr3 = ptr3 + 2
  *                     ptr2 = ptr2 + 2             # <<<<<<<<<<<<<<
@@ -28050,9 +31083,9 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
         __pyx_v_ptr2 = (__pyx_v_ptr2 + 2);
       }
-      __pyx_L22_break:;
+      __pyx_L19_break:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":379
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":379
  *                                 ptr3 = ptr3 + 2
  *                     ptr2 = ptr2 + 2
  *                 ptr1 = ptr1 + 2             # <<<<<<<<<<<<<<
@@ -28060,11 +31093,11 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  *                 sent_count = sent_count + 1
  */
       __pyx_v_ptr1 = (__pyx_v_ptr1 + 2);
-      goto __pyx_L20;
+      goto __pyx_L17;
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":381
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":381
  *                 ptr1 = ptr1 + 2
  *             else:
  *                 sent_count = sent_count + 1             # <<<<<<<<<<<<<<
@@ -28073,7 +31106,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
       __pyx_v_sent_count = (__pyx_v_sent_count + 1);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":382
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":382
  *             else:
  *                 sent_count = sent_count + 1
  *                 if sent_count % 10000 == 0:             # <<<<<<<<<<<<<<
@@ -28083,7 +31116,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
       __pyx_t_19 = (__Pyx_mod_long(__pyx_v_sent_count, 10000) == 0);
       if (__pyx_t_19) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":383
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":383
  *                 sent_count = sent_count + 1
  *                 if sent_count % 10000 == 0:
  *                     logger.debug("        %d sentences", sent_count)             # <<<<<<<<<<<<<<
@@ -28098,7 +31131,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
         __pyx_t_3 = PyInt_FromLong(__pyx_v_sent_count); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 383; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_3);
         __pyx_t_8 = PyTuple_New(2); if (unlikely(!__pyx_t_8)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 383; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        __Pyx_GOTREF(((PyObject *)__pyx_t_8));
+        __Pyx_GOTREF(__pyx_t_8);
         __Pyx_INCREF(((PyObject *)__pyx_kp_s_78));
         PyTuple_SET_ITEM(__pyx_t_8, 0, ((PyObject *)__pyx_kp_s_78));
         __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_78));
@@ -28110,11 +31143,11 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
         __Pyx_DECREF(((PyObject *)__pyx_t_8)); __pyx_t_8 = 0;
         __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
-        goto __pyx_L38;
+        goto __pyx_L35;
       }
-      __pyx_L38:;
+      __pyx_L35:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":384
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":384
  *                 if sent_count % 10000 == 0:
  *                     logger.debug("        %d sentences", sent_count)
  *                 ptr1 = ptr1 + 1             # <<<<<<<<<<<<<<
@@ -28123,10 +31156,10 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
       __pyx_v_ptr1 = (__pyx_v_ptr1 + 1);
     }
-    __pyx_L20:;
+    __pyx_L17:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":386
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":386
  *                 ptr1 = ptr1 + 1
  * 
  *         self.precomputed_collocations = collocations.toMap(False)             # <<<<<<<<<<<<<<
@@ -28138,7 +31171,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __pyx_t_8 = __Pyx_PyBool_FromLong(0); if (unlikely(!__pyx_t_8)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 386; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_8);
   __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 386; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+  __Pyx_GOTREF(__pyx_t_1);
   PyTuple_SET_ITEM(__pyx_t_1, 0, __pyx_t_8);
   __Pyx_GIVEREF(__pyx_t_8);
   __pyx_t_8 = 0;
@@ -28147,12 +31180,12 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
   __Pyx_GIVEREF(__pyx_t_8);
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precomputed_collocations);
-  __Pyx_DECREF(((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precomputed_collocations);
-  ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precomputed_collocations = __pyx_t_8;
+  __Pyx_GOTREF(__pyx_v_self->precomputed_collocations);
+  __Pyx_DECREF(__pyx_v_self->precomputed_collocations);
+  __pyx_v_self->precomputed_collocations = __pyx_t_8;
   __pyx_t_8 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":387
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":387
  * 
  *         self.precomputed_collocations = collocations.toMap(False)
  *         self.precomputed_index = frequent_patterns.toMap(True)             # <<<<<<<<<<<<<<
@@ -28164,7 +31197,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __pyx_t_1 = __Pyx_PyBool_FromLong(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 387; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
   __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 387; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_3));
+  __Pyx_GOTREF(__pyx_t_3);
   PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_1);
   __Pyx_GIVEREF(__pyx_t_1);
   __pyx_t_1 = 0;
@@ -28173,12 +31206,12 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
   __Pyx_DECREF(((PyObject *)__pyx_t_3)); __pyx_t_3 = 0;
   __Pyx_GIVEREF(__pyx_t_1);
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precomputed_index);
-  __Pyx_DECREF(((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precomputed_index);
-  ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->precomputed_index = __pyx_t_1;
+  __Pyx_GOTREF(__pyx_v_self->precomputed_index);
+  __Pyx_DECREF(__pyx_v_self->precomputed_index);
+  __pyx_v_self->precomputed_index = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":389
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":389
  *         self.precomputed_index = frequent_patterns.toMap(True)
  * 
  *         x = 0             # <<<<<<<<<<<<<<
@@ -28188,7 +31221,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
   __Pyx_INCREF(__pyx_int_0);
   __pyx_v_x = __pyx_int_0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":390
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":390
  * 
  *         x = 0
  *         for pattern1 in J_set:             # <<<<<<<<<<<<<<
@@ -28214,7 +31247,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     __pyx_v_pattern1 = __pyx_t_3;
     __pyx_t_3 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":391
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":391
  *         x = 0
  *         for pattern1 in J_set:
  *             for pattern2 in J_set:             # <<<<<<<<<<<<<<
@@ -28240,7 +31273,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
       __pyx_v_pattern2 = __pyx_t_8;
       __pyx_t_8 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":392
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":392
  *         for pattern1 in J_set:
  *             for pattern2 in J_set:
  *                 if len(pattern1) + len(pattern2) + 1 < self.max_length:             # <<<<<<<<<<<<<<
@@ -28249,10 +31282,10 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
       __pyx_t_2 = PyObject_Length(__pyx_v_pattern1); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 392; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __pyx_t_14 = PyObject_Length(__pyx_v_pattern2); if (unlikely(__pyx_t_14 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 392; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __pyx_t_19 = (((__pyx_t_2 + __pyx_t_14) + 1) < ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->max_length);
+      __pyx_t_19 = (((__pyx_t_2 + __pyx_t_14) + 1) < __pyx_v_self->max_length);
       if (__pyx_t_19) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":393
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":393
  *             for pattern2 in J_set:
  *                 if len(pattern1) + len(pattern2) + 1 < self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2             # <<<<<<<<<<<<<<
@@ -28268,26 +31301,23 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
         __pyx_v_combined_pattern = __pyx_t_7;
         __pyx_t_7 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":394
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":394
  *                 if len(pattern1) + len(pattern2) + 1 < self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2
  *                     J2_set.add(combined_pattern)             # <<<<<<<<<<<<<<
  * 
  *         for pattern1 in I_set:
  */
-        if (unlikely(((PyObject *)__pyx_v_J2_set) == Py_None)) {
-          PyErr_Format(PyExc_AttributeError, "'NoneType' object has no attribute '%s'", "add"); {__pyx_filename = __pyx_f[11]; __pyx_lineno = 394; __pyx_clineno = __LINE__; goto __pyx_L1_error;} 
-        }
         __pyx_t_15 = PySet_Add(__pyx_v_J2_set, __pyx_v_combined_pattern); if (unlikely(__pyx_t_15 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 394; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        goto __pyx_L43;
+        goto __pyx_L40;
       }
-      __pyx_L43:;
+      __pyx_L40:;
     }
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":396
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":396
  *                     J2_set.add(combined_pattern)
  * 
  *         for pattern1 in I_set:             # <<<<<<<<<<<<<<
@@ -28313,7 +31343,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     __pyx_v_pattern1 = __pyx_t_3;
     __pyx_t_3 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":397
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":397
  * 
  *         for pattern1 in I_set:
  *             for pattern2 in I_set:             # <<<<<<<<<<<<<<
@@ -28339,7 +31369,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
       __pyx_v_pattern2 = __pyx_t_7;
       __pyx_t_7 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":398
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":398
  *         for pattern1 in I_set:
  *             for pattern2 in I_set:
  *                 x = x+1             # <<<<<<<<<<<<<<
@@ -28352,7 +31382,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
       __pyx_v_x = __pyx_t_7;
       __pyx_t_7 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":399
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":399
  *             for pattern2 in I_set:
  *                 x = x+1
  *                 if len(pattern1) + len(pattern2) + 1 <= self.max_length:             # <<<<<<<<<<<<<<
@@ -28361,10 +31391,10 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
       __pyx_t_14 = PyObject_Length(__pyx_v_pattern1); if (unlikely(__pyx_t_14 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 399; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __pyx_t_2 = PyObject_Length(__pyx_v_pattern2); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 399; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __pyx_t_19 = (((__pyx_t_14 + __pyx_t_2) + 1) <= ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->max_length);
+      __pyx_t_19 = (((__pyx_t_14 + __pyx_t_2) + 1) <= __pyx_v_self->max_length);
       if (__pyx_t_19) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":400
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":400
  *                 x = x+1
  *                 if len(pattern1) + len(pattern2) + 1 <= self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2             # <<<<<<<<<<<<<<
@@ -28380,26 +31410,23 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
         __pyx_v_combined_pattern = __pyx_t_8;
         __pyx_t_8 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":401
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":401
  *                 if len(pattern1) + len(pattern2) + 1 <= self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2
  *                     IJ_set.add(combined_pattern)             # <<<<<<<<<<<<<<
  * 
  *         for pattern1 in I_set:
  */
-        if (unlikely(((PyObject *)__pyx_v_IJ_set) == Py_None)) {
-          PyErr_Format(PyExc_AttributeError, "'NoneType' object has no attribute '%s'", "add"); {__pyx_filename = __pyx_f[11]; __pyx_lineno = 401; __pyx_clineno = __LINE__; goto __pyx_L1_error;} 
-        }
         __pyx_t_15 = PySet_Add(__pyx_v_IJ_set, __pyx_v_combined_pattern); if (unlikely(__pyx_t_15 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 401; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        goto __pyx_L48;
+        goto __pyx_L45;
       }
-      __pyx_L48:;
+      __pyx_L45:;
     }
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":403
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":403
  *                     IJ_set.add(combined_pattern)
  * 
  *         for pattern1 in I_set:             # <<<<<<<<<<<<<<
@@ -28425,7 +31452,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
     __pyx_v_pattern1 = __pyx_t_3;
     __pyx_t_3 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":404
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":404
  * 
  *         for pattern1 in I_set:
  *             for pattern2 in J2_set:             # <<<<<<<<<<<<<<
@@ -28451,7 +31478,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
       __pyx_v_pattern2 = __pyx_t_8;
       __pyx_t_8 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":405
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":405
  *         for pattern1 in I_set:
  *             for pattern2 in J2_set:
  *                 x = x+2             # <<<<<<<<<<<<<<
@@ -28464,7 +31491,7 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
       __pyx_v_x = __pyx_t_8;
       __pyx_t_8 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":406
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":406
  *             for pattern2 in J2_set:
  *                 x = x+2
  *                 if len(pattern1) + len(pattern2) + 1<= self.max_length:             # <<<<<<<<<<<<<<
@@ -28473,10 +31500,10 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
  */
       __pyx_t_2 = PyObject_Length(__pyx_v_pattern1); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 406; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __pyx_t_14 = PyObject_Length(__pyx_v_pattern2); if (unlikely(__pyx_t_14 == -1)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 406; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __pyx_t_19 = (((__pyx_t_2 + __pyx_t_14) + 1) <= ((struct __pyx_obj_3_sa_Precomputation *)__pyx_v_self)->max_length);
+      __pyx_t_19 = (((__pyx_t_2 + __pyx_t_14) + 1) <= __pyx_v_self->max_length);
       if (__pyx_t_19) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":407
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":407
  *                 x = x+2
  *                 if len(pattern1) + len(pattern2) + 1<= self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2             # <<<<<<<<<<<<<<
@@ -28492,19 +31519,16 @@ static PyObject *__pyx_pf_3_sa_14Precomputation_3precompute(PyObject *__pyx_v_se
         __pyx_v_combined_pattern = __pyx_t_7;
         __pyx_t_7 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":408
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":408
  *                 if len(pattern1) + len(pattern2) + 1<= self.max_length:
  *                     combined_pattern = pattern1 + (-1,) + pattern2
  *                     IJ_set.add(combined_pattern)             # <<<<<<<<<<<<<<
  *                     combined_pattern = pattern2 + (-1,) + pattern1
  *                     IJ_set.add(combined_pattern)
  */
-        if (unlikely(((PyObject *)__pyx_v_IJ_set) == Py_None)) {
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":409
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":409
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":410
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":412
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":413
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":414
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":415
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":416
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":417
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":418
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+  __pyx_t_2 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_DataArray)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 38; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __Pyx_GIVEREF(__pyx_t_2);
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->darray);
-  __Pyx_DECREF(((PyObject *)((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->darray));
-  ((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->darray = ((struct __pyx_obj_3_sa_DataArray *)__pyx_t_2);
+  __Pyx_GOTREF(__pyx_v_self->darray);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->darray));
+  __pyx_v_self->darray = ((struct __pyx_obj_3_sa_DataArray *)__pyx_t_2);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":39
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":39
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  *         N = len(self.darray)             # <<<<<<<<<<<<<<
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  * 
  */
-  __pyx_t_2 = ((PyObject *)((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->darray);
+  __pyx_t_2 = ((PyObject *)__pyx_v_self->darray);
   __Pyx_INCREF(__pyx_t_2);
   __pyx_t_3 = PyObject_Length(__pyx_t_2); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 39; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __pyx_v_N = __pyx_t_3;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":40
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":40
  *         self.darray = DataArray(from_text=filename, side=side, use_sent_id=True)
  *         N = len(self.darray)
  *         V = len(self.darray.id2word)             # <<<<<<<<<<<<<<
  * 
  *         self.sa = IntList(initial_len=N)
  */
-  __pyx_t_2 = ((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->darray->id2word;
+  __pyx_t_2 = __pyx_v_self->darray->id2word;
   __Pyx_INCREF(__pyx_t_2);
   __pyx_t_3 = PyObject_Length(__pyx_t_2); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 40; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":42
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":42
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  * 
  *         self.sa = IntList(initial_len=N)             # <<<<<<<<<<<<<<
@@ -29950,16 +32984,16 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
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   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  __pyx_t_1 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 42; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 42; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __Pyx_GIVEREF(__pyx_t_1);
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa);
-  __Pyx_DECREF(((PyObject *)((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa));
-  ((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->sa);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->sa));
+  __pyx_v_self->sa = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":43
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":43
  * 
  *         self.sa = IntList(initial_len=N)
  *         self.ha = IntList(initial_len=V+1)             # <<<<<<<<<<<<<<
@@ -29972,16 +33006,16 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
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   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
-  __pyx_t_2 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 43; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 43; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
   __Pyx_GIVEREF(__pyx_t_2);
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->ha);
-  __Pyx_DECREF(((PyObject *)((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->ha));
-  ((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->ha = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_2);
+  __Pyx_GOTREF(__pyx_v_self->ha);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->ha));
+  __pyx_v_self->ha = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":45
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":45
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  * 
  *         isa = IntList(initial_len=N)             # <<<<<<<<<<<<<<
@@ -29994,13 +33028,13 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
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   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  __pyx_t_1 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 45; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 45; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
   __Pyx_DECREF(((PyObject *)__pyx_t_2)); __pyx_t_2 = 0;
   __pyx_v_isa = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":46
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":46
  * 
  *         isa = IntList(initial_len=N)
  *         word_count = IntList(initial_len=V+1)             # <<<<<<<<<<<<<<
@@ -30013,13 +33047,13 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
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   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
-  __pyx_t_2 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 46; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 46; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
   __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
   __pyx_v_word_count = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":49
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":49
  * 
  *         '''Step 1: bucket sort data'''
  *         cdef float sort_start_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -30028,7 +33062,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
   __pyx_v_sort_start_time = __pyx_f_3_sa_monitor_cpu();
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":50
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":50
  *         '''Step 1: bucket sort data'''
  *         cdef float sort_start_time = monitor_cpu()
  *         cdef float start_time = sort_start_time             # <<<<<<<<<<<<<<
@@ -30037,7 +33071,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
   __pyx_v_start_time = __pyx_v_sort_start_time;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":51
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":51
  *         cdef float sort_start_time = monitor_cpu()
  *         cdef float start_time = sort_start_time
  *         for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -30047,16 +33081,16 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
   __pyx_t_4 = __pyx_v_N;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_4; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":52
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":52
  *         cdef float start_time = sort_start_time
  *         for i from 0 <= i < N:
  *             a_i = self.darray.data.arr[i]             # <<<<<<<<<<<<<<
  *             word_count.arr[a_i] = word_count.arr[a_i] + 1
  * 
  */
-    __pyx_v_a_i = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->darray->data->arr[__pyx_v_i]);
+    __pyx_v_a_i = (__pyx_v_self->darray->data->arr[__pyx_v_i]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":53
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":53
  *         for i from 0 <= i < N:
  *             a_i = self.darray.data.arr[i]
  *             word_count.arr[a_i] = word_count.arr[a_i] + 1             # <<<<<<<<<<<<<<
@@ -30066,7 +33100,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
     (__pyx_v_word_count->arr[__pyx_v_a_i]) = ((__pyx_v_word_count->arr[__pyx_v_a_i]) + 1);
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":55
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":55
  *             word_count.arr[a_i] = word_count.arr[a_i] + 1
  * 
  *         n = 0             # <<<<<<<<<<<<<<
@@ -30075,7 +33109,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
   __pyx_v_n = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":56
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":56
  * 
  *         n = 0
  *         for i from 0 <= i < V+1:             # <<<<<<<<<<<<<<
@@ -30085,16 +33119,16 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
   __pyx_t_5 = (__pyx_v_V + 1);
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_5; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":57
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":57
  *         n = 0
  *         for i from 0 <= i < V+1:
  *             self.ha.arr[i] = n             # <<<<<<<<<<<<<<
  *             n = n + word_count.arr[i]
  *             word_count.arr[i] = 0
  */
-    (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->ha->arr[__pyx_v_i]) = __pyx_v_n;
+    (__pyx_v_self->ha->arr[__pyx_v_i]) = __pyx_v_n;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":58
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":58
  *         for i from 0 <= i < V+1:
  *             self.ha.arr[i] = n
  *             n = n + word_count.arr[i]             # <<<<<<<<<<<<<<
@@ -30103,7 +33137,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
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     __pyx_v_n = (__pyx_v_n + (__pyx_v_word_count->arr[__pyx_v_i]));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":59
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":59
  *             self.ha.arr[i] = n
  *             n = n + word_count.arr[i]
  *             word_count.arr[i] = 0             # <<<<<<<<<<<<<<
@@ -30113,7 +33147,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
     (__pyx_v_word_count->arr[__pyx_v_i]) = 0;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":61
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":61
  *             word_count.arr[i] = 0
  * 
  *         for i from 0 <= i < N:             # <<<<<<<<<<<<<<
@@ -30123,34 +33157,34 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
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   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_4; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":62
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":62
  * 
  *         for i from 0 <= i < N:
  *             a_i = self.darray.data.arr[i]             # <<<<<<<<<<<<<<
  *             self.sa.arr[self.ha.arr[a_i] + word_count.arr[a_i]] = i
  *             isa.arr[i] = self.ha.arr[a_i + 1] - 1 # bucket pointer is last index in bucket
  */
-    __pyx_v_a_i = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->darray->data->arr[__pyx_v_i]);
+    __pyx_v_a_i = (__pyx_v_self->darray->data->arr[__pyx_v_i]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":63
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":63
  *         for i from 0 <= i < N:
  *             a_i = self.darray.data.arr[i]
  *             self.sa.arr[self.ha.arr[a_i] + word_count.arr[a_i]] = i             # <<<<<<<<<<<<<<
  *             isa.arr[i] = self.ha.arr[a_i + 1] - 1 # bucket pointer is last index in bucket
  *             word_count.arr[a_i] = word_count.arr[a_i] + 1
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-    (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[((((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->ha->arr[__pyx_v_a_i]) + (__pyx_v_word_count->arr[__pyx_v_a_i]))]) = __pyx_v_i;
+    (__pyx_v_self->sa->arr[((__pyx_v_self->ha->arr[__pyx_v_a_i]) + (__pyx_v_word_count->arr[__pyx_v_a_i]))]) = __pyx_v_i;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":64
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":64
  *             a_i = self.darray.data.arr[i]
  *             self.sa.arr[self.ha.arr[a_i] + word_count.arr[a_i]] = i
  *             isa.arr[i] = self.ha.arr[a_i + 1] - 1 # bucket pointer is last index in bucket             # <<<<<<<<<<<<<<
  *             word_count.arr[a_i] = word_count.arr[a_i] + 1
  * 
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-    (__pyx_v_isa->arr[__pyx_v_i]) = ((((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->ha->arr[(__pyx_v_a_i + 1)]) - 1);
+    (__pyx_v_isa->arr[__pyx_v_i]) = ((__pyx_v_self->ha->arr[(__pyx_v_a_i + 1)]) - 1);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":65
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":65
  *             self.sa.arr[self.ha.arr[a_i] + word_count.arr[a_i]] = i
  *             isa.arr[i] = self.ha.arr[a_i + 1] - 1 # bucket pointer is last index in bucket
  *             word_count.arr[a_i] = word_count.arr[a_i] + 1             # <<<<<<<<<<<<<<
@@ -30160,7 +33194,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
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   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":68
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":68
  * 
  *         '''Determine size of initial runs'''
  *         current_run = 0             # <<<<<<<<<<<<<<
@@ -30169,7 +33203,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
   __pyx_v_current_run = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":69
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":69
  *         '''Determine size of initial runs'''
  *         current_run = 0
  *         for i from 0 <= i < V+1:             # <<<<<<<<<<<<<<
@@ -30179,7 +33213,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
   __pyx_t_5 = (__pyx_v_V + 1);
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_5; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":70
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":70
  *         current_run = 0
  *         for i from 0 <= i < V+1:
  *             if i < V and self.ha.arr[i+1] - self.ha.arr[i] == 1:             # <<<<<<<<<<<<<<
@@ -30188,14 +33222,14 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
     __pyx_t_6 = (__pyx_v_i < __pyx_v_V);
     if (__pyx_t_6) {
-      __pyx_t_7 = (((((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->ha->arr[(__pyx_v_i + 1)]) - (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->ha->arr[__pyx_v_i])) == 1);
+      __pyx_t_7 = (((__pyx_v_self->ha->arr[(__pyx_v_i + 1)]) - (__pyx_v_self->ha->arr[__pyx_v_i])) == 1);
       __pyx_t_8 = __pyx_t_7;
     } else {
       __pyx_t_8 = __pyx_t_6;
     }
     if (__pyx_t_8) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":71
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":71
  *         for i from 0 <= i < V+1:
  *             if i < V and self.ha.arr[i+1] - self.ha.arr[i] == 1:
  *                 current_run = current_run + 1             # <<<<<<<<<<<<<<
@@ -30203,11 +33237,11 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  *                 if current_run > 0:
  */
       __pyx_v_current_run = (__pyx_v_current_run + 1);
-      goto __pyx_L14;
+      goto __pyx_L11;
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":73
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":73
  *                 current_run = current_run + 1
  *             else:
  *                 if current_run > 0:             # <<<<<<<<<<<<<<
@@ -30217,16 +33251,16 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
       __pyx_t_8 = (__pyx_v_current_run > 0);
       if (__pyx_t_8) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":74
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":74
  *             else:
  *                 if current_run > 0:
  *                     self.sa.arr[self.ha.arr[i] - current_run] = -current_run             # <<<<<<<<<<<<<<
  *                     current_run = 0
  * 
  */
-        (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[((((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->ha->arr[__pyx_v_i]) - __pyx_v_current_run)]) = (-__pyx_v_current_run);
+        (__pyx_v_self->sa->arr[((__pyx_v_self->ha->arr[__pyx_v_i]) - __pyx_v_current_run)]) = (-__pyx_v_current_run);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":75
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":75
  *                 if current_run > 0:
  *                     self.sa.arr[self.ha.arr[i] - current_run] = -current_run
  *                     current_run = 0             # <<<<<<<<<<<<<<
@@ -30234,14 +33268,14 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  *         logger.info("    Bucket sort took %f seconds", (monitor_cpu() - sort_start_time))
  */
         __pyx_v_current_run = 0;
-        goto __pyx_L15;
+        goto __pyx_L12;
       }
-      __pyx_L15:;
+      __pyx_L12:;
     }
-    __pyx_L14:;
+    __pyx_L11:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":77
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":77
  *                     current_run = 0
  * 
  *         logger.info("    Bucket sort took %f seconds", (monitor_cpu() - sort_start_time))             # <<<<<<<<<<<<<<
@@ -30256,7 +33290,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
   __pyx_t_2 = PyFloat_FromDouble((__pyx_f_3_sa_monitor_cpu() - __pyx_v_sort_start_time)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 77; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
   __pyx_t_9 = PyTuple_New(2); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 77; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_9));
+  __Pyx_GOTREF(__pyx_t_9);
   __Pyx_INCREF(((PyObject *)__pyx_kp_s_90));
   PyTuple_SET_ITEM(__pyx_t_9, 0, ((PyObject *)__pyx_kp_s_90));
   __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_90));
@@ -30269,7 +33303,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
   __Pyx_DECREF(((PyObject *)__pyx_t_9)); __pyx_t_9 = 0;
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":80
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":80
  * 
  *         '''Step 2: prefix-doubling sort'''
  *         h = 1             # <<<<<<<<<<<<<<
@@ -30278,7 +33312,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
   __pyx_v_h = 1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":81
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":81
  *         '''Step 2: prefix-doubling sort'''
  *         h = 1
  *         while self.sa.arr[0] != -N:             # <<<<<<<<<<<<<<
@@ -30286,10 +33320,10 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  *             logger.debug("    Refining, sort depth = %d", h)
  */
   while (1) {
-    __pyx_t_8 = ((((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[0]) != (-__pyx_v_N));
+    __pyx_t_8 = ((__pyx_v_self->sa->arr[0]) != (-__pyx_v_N));
     if (!__pyx_t_8) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":82
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":82
  *         h = 1
  *         while self.sa.arr[0] != -N:
  *             sort_start_time = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -30298,7 +33332,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
     __pyx_v_sort_start_time = __pyx_f_3_sa_monitor_cpu();
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":83
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":83
  *         while self.sa.arr[0] != -N:
  *             sort_start_time = monitor_cpu()
  *             logger.debug("    Refining, sort depth = %d", h)             # <<<<<<<<<<<<<<
@@ -30313,7 +33347,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
     __pyx_t_2 = PyInt_FromLong(__pyx_v_h); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 83; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_2);
     __pyx_t_1 = PyTuple_New(2); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 83; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+    __Pyx_GOTREF(__pyx_t_1);
     __Pyx_INCREF(((PyObject *)__pyx_kp_s_91));
     PyTuple_SET_ITEM(__pyx_t_1, 0, ((PyObject *)__pyx_kp_s_91));
     __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_91));
@@ -30326,7 +33360,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
     __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":84
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":84
  *             sort_start_time = monitor_cpu()
  *             logger.debug("    Refining, sort depth = %d", h)
  *             i = 0             # <<<<<<<<<<<<<<
@@ -30335,7 +33369,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
     __pyx_v_i = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":85
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":85
  *             logger.debug("    Refining, sort depth = %d", h)
  *             i = 0
  *             skip = 0             # <<<<<<<<<<<<<<
@@ -30344,7 +33378,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
     __pyx_v_skip = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":86
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":86
  *             i = 0
  *             skip = 0
  *             while i < N:             # <<<<<<<<<<<<<<
@@ -30355,38 +33389,38 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
       __pyx_t_8 = (__pyx_v_i < __pyx_v_N);
       if (!__pyx_t_8) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":87
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":87
  *             skip = 0
  *             while i < N:
  *                 if self.sa.arr[i] < 0:             # <<<<<<<<<<<<<<
  *                     skip = skip + self.sa.arr[i]
  *                     i = i - self.sa.arr[i]
  */
-      __pyx_t_8 = ((((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_i]) < 0);
+      __pyx_t_8 = ((__pyx_v_self->sa->arr[__pyx_v_i]) < 0);
       if (__pyx_t_8) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":88
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":88
  *             while i < N:
  *                 if self.sa.arr[i] < 0:
  *                     skip = skip + self.sa.arr[i]             # <<<<<<<<<<<<<<
  *                     i = i - self.sa.arr[i]
  *                 else:
  */
-        __pyx_v_skip = (__pyx_v_skip + (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_i]));
+        __pyx_v_skip = (__pyx_v_skip + (__pyx_v_self->sa->arr[__pyx_v_i]));
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":89
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":89
  *                 if self.sa.arr[i] < 0:
  *                     skip = skip + self.sa.arr[i]
  *                     i = i - self.sa.arr[i]             # <<<<<<<<<<<<<<
  *                 else:
  *                     if skip < 0:
  */
-        __pyx_v_i = (__pyx_v_i - (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_i]));
-        goto __pyx_L20;
+        __pyx_v_i = (__pyx_v_i - (__pyx_v_self->sa->arr[__pyx_v_i]));
+        goto __pyx_L17;
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":91
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":91
  *                     i = i - self.sa.arr[i]
  *                 else:
  *                     if skip < 0:             # <<<<<<<<<<<<<<
@@ -30396,16 +33430,16 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
         __pyx_t_8 = (__pyx_v_skip < 0);
         if (__pyx_t_8) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":92
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":92
  *                 else:
  *                     if skip < 0:
  *                         self.sa.arr[i+skip] = skip             # <<<<<<<<<<<<<<
  *                         skip = 0
  *                     j = isa.arr[self.sa.arr[i]]
  */
-          (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[(__pyx_v_i + __pyx_v_skip)]) = __pyx_v_skip;
+          (__pyx_v_self->sa->arr[(__pyx_v_i + __pyx_v_skip)]) = __pyx_v_skip;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":93
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":93
  *                     if skip < 0:
  *                         self.sa.arr[i+skip] = skip
  *                         skip = 0             # <<<<<<<<<<<<<<
@@ -30413,27 +33447,27 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  *                     self.q3sort(i, j, h, isa)
  */
           __pyx_v_skip = 0;
-          goto __pyx_L21;
+          goto __pyx_L18;
         }
-        __pyx_L21:;
+        __pyx_L18:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":94
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":94
  *                         self.sa.arr[i+skip] = skip
  *                         skip = 0
  *                     j = isa.arr[self.sa.arr[i]]             # <<<<<<<<<<<<<<
  *                     self.q3sort(i, j, h, isa)
  *                     i = j+1
  */
-        __pyx_v_j = (__pyx_v_isa->arr[(((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_i])]);
+        __pyx_v_j = (__pyx_v_isa->arr[(__pyx_v_self->sa->arr[__pyx_v_i])]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":95
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":95
  *                         skip = 0
  *                     j = isa.arr[self.sa.arr[i]]
  *                     self.q3sort(i, j, h, isa)             # <<<<<<<<<<<<<<
  *                     i = j+1
  *             if skip < 0:
  */
-        __pyx_t_2 = PyObject_GetAttr(__pyx_v_self, __pyx_n_s__q3sort); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 95; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __pyx_t_2 = PyObject_GetAttr(((PyObject *)__pyx_v_self), __pyx_n_s__q3sort); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 95; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_2);
         __pyx_t_1 = PyInt_FromLong(__pyx_v_i); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 95; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_1);
@@ -30442,7 +33476,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
         __pyx_t_10 = PyInt_FromLong(__pyx_v_h); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 95; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_10);
         __pyx_t_11 = PyTuple_New(4); if (unlikely(!__pyx_t_11)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 95; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        __Pyx_GOTREF(((PyObject *)__pyx_t_11));
+        __Pyx_GOTREF(__pyx_t_11);
         PyTuple_SET_ITEM(__pyx_t_11, 0, __pyx_t_1);
         __Pyx_GIVEREF(__pyx_t_1);
         PyTuple_SET_ITEM(__pyx_t_11, 1, __pyx_t_9);
@@ -30461,7 +33495,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
         __Pyx_DECREF(((PyObject *)__pyx_t_11)); __pyx_t_11 = 0;
         __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":96
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":96
  *                     j = isa.arr[self.sa.arr[i]]
  *                     self.q3sort(i, j, h, isa)
  *                     i = j+1             # <<<<<<<<<<<<<<
@@ -30470,10 +33504,10 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
         __pyx_v_i = (__pyx_v_j + 1);
       }
-      __pyx_L20:;
+      __pyx_L17:;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":97
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":97
  *                     self.q3sort(i, j, h, isa)
  *                     i = j+1
  *             if skip < 0:             # <<<<<<<<<<<<<<
@@ -30483,19 +33517,19 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
     __pyx_t_8 = (__pyx_v_skip < 0);
     if (__pyx_t_8) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":98
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":98
  *                     i = j+1
  *             if skip < 0:
  *                 self.sa.arr[i+skip] = skip             # <<<<<<<<<<<<<<
  *             h = h * 2
  *             logger.debug("    Refinement took %f seconds", (monitor_cpu() - sort_start_time))
  */
-      (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[(__pyx_v_i + __pyx_v_skip)]) = __pyx_v_skip;
-      goto __pyx_L22;
+      (__pyx_v_self->sa->arr[(__pyx_v_i + __pyx_v_skip)]) = __pyx_v_skip;
+      goto __pyx_L19;
     }
-    __pyx_L22:;
+    __pyx_L19:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":99
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":99
  *             if skip < 0:
  *                 self.sa.arr[i+skip] = skip
  *             h = h * 2             # <<<<<<<<<<<<<<
@@ -30504,7 +33538,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
  */
     __pyx_v_h = (__pyx_v_h * 2);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":100
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":100
  *                 self.sa.arr[i+skip] = skip
  *             h = h * 2
  *             logger.debug("    Refinement took %f seconds", (monitor_cpu() - sort_start_time))             # <<<<<<<<<<<<<<
@@ -30519,7 +33553,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_5read_text(PyObject *__pyx_v_self,
     __pyx_t_10 = PyFloat_FromDouble((__pyx_f_3_sa_monitor_cpu() - __pyx_v_sort_start_time)); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 100; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_10);
     __pyx_t_2 = PyTuple_New(2); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 100; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":103
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":104
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":105
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":105
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":106
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":107
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":107
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-  int __pyx_v_phead;
-  int __pyx_v_ptail;
-  int __pyx_v_tmp;
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-  long __pyx_t_5;
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-  PyObject *__pyx_t_7 = NULL;
-  PyObject *__pyx_t_8 = NULL;
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-      switch (PyTuple_GET_SIZE(__pyx_args)) {
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+      switch (pos_args) {
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         case  4: values[3] = PyTuple_GET_ITEM(__pyx_args, 3);
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-      switch (PyTuple_GET_SIZE(__pyx_args)) {
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-        values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__i);
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-        values[1] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__j);
-        if (likely(values[1])) kw_args--;
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-        values[2] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__h);
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-        values[3] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__isa);
-        if (likely(values[3])) kw_args--;
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@@ -30707,7 +33714,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
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@@ -30735,8 +33742,46 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
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+  __pyx_r = __pyx_pf_3_sa_11SuffixArray_12q3sort(((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self), __pyx_v_i, __pyx_v_j, __pyx_v_h, __pyx_v_isa, __pyx_v_pad);
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+}
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":116
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":109
+ *         logger.info("Suffix array construction took %f seconds", (monitor_cpu() - start_time))
+ * 
+ *     def q3sort(self, int i, int j, int h, IntList isa, pad=""):             # <<<<<<<<<<<<<<
+ *         '''This is a ternary quicksort. It divides the array into
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+ */
+
+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) {
+  int __pyx_v_k;
+  int __pyx_v_midpoint;
+  int __pyx_v_pval;
+  int __pyx_v_phead;
+  int __pyx_v_ptail;
+  int __pyx_v_tmp;
+  PyObject *__pyx_r = NULL;
+  __Pyx_RefNannyDeclarations
+  int __pyx_t_1;
+  PyObject *__pyx_t_2 = NULL;
+  PyObject *__pyx_t_3 = NULL;
+  PyObject *__pyx_t_4 = NULL;
+  long __pyx_t_5;
+  PyObject *__pyx_t_6 = NULL;
+  PyObject *__pyx_t_7 = NULL;
+  PyObject *__pyx_t_8 = NULL;
+  int __pyx_lineno = 0;
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":117
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":117
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@@ -30779,11 +33824,11 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
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-    goto __pyx_L6;
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-  __pyx_L6:;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":118
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":118
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":119
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":119
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":120
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":121
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":122
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":123
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":132
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":133
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  */
-  __pyx_v_pval = (__pyx_v_isa->arr[((((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_midpoint]) + __pyx_v_h)]);
+  __pyx_v_pval = (__pyx_v_isa->arr[((__pyx_v_self->sa->arr[__pyx_v_midpoint]) + __pyx_v_h)]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":134
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":134
  *         midpoint = (i+j)/2
  *         pval = isa.arr[self.sa.arr[midpoint] + h]
  *         if i != midpoint:             # <<<<<<<<<<<<<<
@@ -30877,37 +33922,37 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
   __pyx_t_1 = (__pyx_v_i != __pyx_v_midpoint);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":135
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":135
  *         pval = isa.arr[self.sa.arr[midpoint] + h]
  *         if i != midpoint:
  *             tmp = self.sa.arr[midpoint]             # <<<<<<<<<<<<<<
  *             self.sa.arr[midpoint] = self.sa.arr[i]
  *             self.sa.arr[i] = tmp
  */
-    __pyx_v_tmp = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_midpoint]);
+    __pyx_v_tmp = (__pyx_v_self->sa->arr[__pyx_v_midpoint]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":136
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":136
  *         if i != midpoint:
  *             tmp = self.sa.arr[midpoint]
  *             self.sa.arr[midpoint] = self.sa.arr[i]             # <<<<<<<<<<<<<<
  *             self.sa.arr[i] = tmp
  *         phead = i
  */
-    (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_midpoint]) = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_i]);
+    (__pyx_v_self->sa->arr[__pyx_v_midpoint]) = (__pyx_v_self->sa->arr[__pyx_v_i]);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":137
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":137
  *             tmp = self.sa.arr[midpoint]
  *             self.sa.arr[midpoint] = self.sa.arr[i]
  *             self.sa.arr[i] = tmp             # <<<<<<<<<<<<<<
  *         phead = i
  *         ptail = i
  */
-    (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_i]) = __pyx_v_tmp;
-    goto __pyx_L9;
+    (__pyx_v_self->sa->arr[__pyx_v_i]) = __pyx_v_tmp;
+    goto __pyx_L6;
   }
-  __pyx_L9:;
+  __pyx_L6:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":138
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":138
  *             self.sa.arr[midpoint] = self.sa.arr[i]
  *             self.sa.arr[i] = tmp
  *         phead = i             # <<<<<<<<<<<<<<
@@ -30916,7 +33961,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
  */
   __pyx_v_phead = __pyx_v_i;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":139
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":139
  *             self.sa.arr[i] = tmp
  *         phead = i
  *         ptail = i             # <<<<<<<<<<<<<<
@@ -30925,7 +33970,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
  */
   __pyx_v_ptail = __pyx_v_i;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":143
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":143
  *         # find the three partitions.    phead marks the first element
  *         # of the middle partition, and ptail marks the last element
  *         for k from i+1 <= k < j+1:             # <<<<<<<<<<<<<<
@@ -30935,17 +33980,17 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
   __pyx_t_5 = (__pyx_v_j + 1);
   for (__pyx_v_k = (__pyx_v_i + 1); __pyx_v_k < __pyx_t_5; __pyx_v_k++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":144
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":144
  *         # of the middle partition, and ptail marks the last element
  *         for k from i+1 <= k < j+1:
  *             if isa.arr[self.sa.arr[k] + h] < pval:             # <<<<<<<<<<<<<<
  *                 if k > ptail+1:
  *                     tmp = self.sa.arr[phead]
  */
-    __pyx_t_1 = ((__pyx_v_isa->arr[((((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_k]) + __pyx_v_h)]) < __pyx_v_pval);
+    __pyx_t_1 = ((__pyx_v_isa->arr[((__pyx_v_self->sa->arr[__pyx_v_k]) + __pyx_v_h)]) < __pyx_v_pval);
     if (__pyx_t_1) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":145
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":145
  *         for k from i+1 <= k < j+1:
  *             if isa.arr[self.sa.arr[k] + h] < pval:
  *                 if k > ptail+1:             # <<<<<<<<<<<<<<
@@ -30955,75 +34000,75 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
       __pyx_t_1 = (__pyx_v_k > (__pyx_v_ptail + 1));
       if (__pyx_t_1) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":146
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":146
  *             if isa.arr[self.sa.arr[k] + h] < pval:
  *                 if k > ptail+1:
  *                     tmp = self.sa.arr[phead]             # <<<<<<<<<<<<<<
  *                     self.sa.arr[phead] = self.sa.arr[k]
  *                     self.sa.arr[k] = self.sa.arr[ptail+1]
  */
-        __pyx_v_tmp = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_phead]);
+        __pyx_v_tmp = (__pyx_v_self->sa->arr[__pyx_v_phead]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":147
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":147
  *                 if k > ptail+1:
  *                     tmp = self.sa.arr[phead]
  *                     self.sa.arr[phead] = self.sa.arr[k]             # <<<<<<<<<<<<<<
  *                     self.sa.arr[k] = self.sa.arr[ptail+1]
  *                     self.sa.arr[ptail+1] = tmp
  */
-        (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_phead]) = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_k]);
+        (__pyx_v_self->sa->arr[__pyx_v_phead]) = (__pyx_v_self->sa->arr[__pyx_v_k]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":148
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":148
  *                     tmp = self.sa.arr[phead]
  *                     self.sa.arr[phead] = self.sa.arr[k]
  *                     self.sa.arr[k] = self.sa.arr[ptail+1]             # <<<<<<<<<<<<<<
  *                     self.sa.arr[ptail+1] = tmp
  *                 else: # k == ptail+1
  */
-        (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_k]) = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[(__pyx_v_ptail + 1)]);
+        (__pyx_v_self->sa->arr[__pyx_v_k]) = (__pyx_v_self->sa->arr[(__pyx_v_ptail + 1)]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":149
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":149
  *                     self.sa.arr[phead] = self.sa.arr[k]
  *                     self.sa.arr[k] = self.sa.arr[ptail+1]
  *                     self.sa.arr[ptail+1] = tmp             # <<<<<<<<<<<<<<
  *                 else: # k == ptail+1
  *                     tmp = self.sa.arr[phead]
  */
-        (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[(__pyx_v_ptail + 1)]) = __pyx_v_tmp;
-        goto __pyx_L13;
+        (__pyx_v_self->sa->arr[(__pyx_v_ptail + 1)]) = __pyx_v_tmp;
+        goto __pyx_L10;
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":151
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":151
  *                     self.sa.arr[ptail+1] = tmp
  *                 else: # k == ptail+1
  *                     tmp = self.sa.arr[phead]             # <<<<<<<<<<<<<<
  *                     self.sa.arr[phead] = self.sa.arr[k]
  *                     self.sa.arr[k] = tmp
  */
-        __pyx_v_tmp = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_phead]);
+        __pyx_v_tmp = (__pyx_v_self->sa->arr[__pyx_v_phead]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":152
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":152
  *                 else: # k == ptail+1
  *                     tmp = self.sa.arr[phead]
  *                     self.sa.arr[phead] = self.sa.arr[k]             # <<<<<<<<<<<<<<
  *                     self.sa.arr[k] = tmp
  *                 phead = phead + 1
  */
-        (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_phead]) = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_k]);
+        (__pyx_v_self->sa->arr[__pyx_v_phead]) = (__pyx_v_self->sa->arr[__pyx_v_k]);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":153
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":153
  *                     tmp = self.sa.arr[phead]
  *                     self.sa.arr[phead] = self.sa.arr[k]
  *                     self.sa.arr[k] = tmp             # <<<<<<<<<<<<<<
  *                 phead = phead + 1
  *                 ptail = ptail + 1
  */
-        (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_k]) = __pyx_v_tmp;
+        (__pyx_v_self->sa->arr[__pyx_v_k]) = __pyx_v_tmp;
       }
-      __pyx_L13:;
+      __pyx_L10:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":154
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":154
  *                     self.sa.arr[phead] = self.sa.arr[k]
  *                     self.sa.arr[k] = tmp
  *                 phead = phead + 1             # <<<<<<<<<<<<<<
@@ -31032,7 +34077,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
  */
       __pyx_v_phead = (__pyx_v_phead + 1);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":155
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":155
  *                     self.sa.arr[k] = tmp
  *                 phead = phead + 1
  *                 ptail = ptail + 1             # <<<<<<<<<<<<<<
@@ -31040,21 +34085,21 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
  *                 if isa.arr[self.sa.arr[k] + h] == pval:
  */
       __pyx_v_ptail = (__pyx_v_ptail + 1);
-      goto __pyx_L12;
+      goto __pyx_L9;
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":157
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":157
  *                 ptail = ptail + 1
  *             else:
  *                 if isa.arr[self.sa.arr[k] + h] == pval:             # <<<<<<<<<<<<<<
  *                     if k > ptail+1:
  *                         tmp = self.sa.arr[ptail+1]
  */
-      __pyx_t_1 = ((__pyx_v_isa->arr[((((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_k]) + __pyx_v_h)]) == __pyx_v_pval);
+      __pyx_t_1 = ((__pyx_v_isa->arr[((__pyx_v_self->sa->arr[__pyx_v_k]) + __pyx_v_h)]) == __pyx_v_pval);
       if (__pyx_t_1) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":158
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":158
  *             else:
  *                 if isa.arr[self.sa.arr[k] + h] == pval:
  *                     if k > ptail+1:             # <<<<<<<<<<<<<<
@@ -31064,37 +34109,37 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
         __pyx_t_1 = (__pyx_v_k > (__pyx_v_ptail + 1));
         if (__pyx_t_1) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":159
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":159
  *                 if isa.arr[self.sa.arr[k] + h] == pval:
  *                     if k > ptail+1:
  *                         tmp = self.sa.arr[ptail+1]             # <<<<<<<<<<<<<<
  *                         self.sa.arr[ptail+1] = self.sa.arr[k]
  *                         self.sa.arr[k] = tmp
  */
-          __pyx_v_tmp = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[(__pyx_v_ptail + 1)]);
+          __pyx_v_tmp = (__pyx_v_self->sa->arr[(__pyx_v_ptail + 1)]);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":160
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":160
  *                     if k > ptail+1:
  *                         tmp = self.sa.arr[ptail+1]
  *                         self.sa.arr[ptail+1] = self.sa.arr[k]             # <<<<<<<<<<<<<<
  *                         self.sa.arr[k] = tmp
  *                     ptail = ptail + 1
  */
-          (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[(__pyx_v_ptail + 1)]) = (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_k]);
+          (__pyx_v_self->sa->arr[(__pyx_v_ptail + 1)]) = (__pyx_v_self->sa->arr[__pyx_v_k]);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":161
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":161
  *                         tmp = self.sa.arr[ptail+1]
  *                         self.sa.arr[ptail+1] = self.sa.arr[k]
  *                         self.sa.arr[k] = tmp             # <<<<<<<<<<<<<<
  *                     ptail = ptail + 1
  * 
  */
-          (((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_k]) = __pyx_v_tmp;
-          goto __pyx_L15;
+          (__pyx_v_self->sa->arr[__pyx_v_k]) = __pyx_v_tmp;
+          goto __pyx_L12;
         }
-        __pyx_L15:;
+        __pyx_L12:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":162
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":162
  *                         self.sa.arr[ptail+1] = self.sa.arr[k]
  *                         self.sa.arr[k] = tmp
  *                     ptail = ptail + 1             # <<<<<<<<<<<<<<
@@ -31102,21 +34147,21 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
  *         # recursively sort smaller suffixes
  */
         __pyx_v_ptail = (__pyx_v_ptail + 1);
-        goto __pyx_L14;
+        goto __pyx_L11;
       }
-      __pyx_L14:;
+      __pyx_L11:;
     }
-    __pyx_L12:;
+    __pyx_L9:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":165
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":165
  * 
  *         # recursively sort smaller suffixes
  *         self.q3sort(i, phead-1, h, isa, pad+"    ")             # <<<<<<<<<<<<<<
  * 
  *         # update suffixes with pivot value
  */
-  __pyx_t_3 = PyObject_GetAttr(__pyx_v_self, __pyx_n_s__q3sort); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 165; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_3 = PyObject_GetAttr(((PyObject *)__pyx_v_self), __pyx_n_s__q3sort); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 165; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_3);
   __pyx_t_4 = PyInt_FromLong(__pyx_v_i); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 165; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_4);
@@ -31127,7 +34172,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
   __pyx_t_7 = PyNumber_Add(__pyx_v_pad, ((PyObject *)__pyx_kp_s_48)); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 165; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_7);
   __pyx_t_8 = PyTuple_New(5); if (unlikely(!__pyx_t_8)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 165; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_8));
+  __Pyx_GOTREF(__pyx_t_8);
   PyTuple_SET_ITEM(__pyx_t_8, 0, __pyx_t_4);
   __Pyx_GIVEREF(__pyx_t_4);
   PyTuple_SET_ITEM(__pyx_t_8, 1, __pyx_t_2);
@@ -31149,7 +34194,7 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
   __Pyx_DECREF(((PyObject *)__pyx_t_8)); __pyx_t_8 = 0;
   __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":169
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":169
  *         # update suffixes with pivot value
  *         # corresponds to update_group function in Larsson & Sadakane
  *         for k from phead <= k < ptail+1:             # <<<<<<<<<<<<<<
@@ -31159,17 +34204,17 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
   __pyx_t_5 = (__pyx_v_ptail + 1);
   for (__pyx_v_k = __pyx_v_phead; __pyx_v_k < __pyx_t_5; __pyx_v_k++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":170
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":170
  *         # corresponds to update_group function in Larsson & Sadakane
  *         for k from phead <= k < ptail+1:
  *             isa.arr[self.sa.arr[k]] = ptail             # <<<<<<<<<<<<<<
  *         if phead == ptail:
  *             self.sa.arr[phead] = -1
  */
-    (__pyx_v_isa->arr[(((struct __pyx_obj_3_sa_SuffixArray *)__pyx_v_self)->sa->arr[__pyx_v_k])]) = __pyx_v_ptail;
+    (__pyx_v_isa->arr[(__pyx_v_self->sa->arr[__pyx_v_k])]) = __pyx_v_ptail;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":171
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":171
  *         for k from phead <= k < ptail+1:
  *             isa.arr[self.sa.arr[k]] = ptail
  *         if phead == ptail:             # <<<<<<<<<<<<<<
@@ -31179,26 +34224,26 @@ static PyObject *__pyx_pf_3_sa_11SuffixArray_6q3sort(PyObject *__pyx_v_self, PyO
   __pyx_t_1 = (__pyx_v_phead == __pyx_v_ptail);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":172
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":172
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":175
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+  __pyx_t_7 = PyObject_GetAttr(((PyObject *)__pyx_v_self), __pyx_n_s__q3sort); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 175; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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 }
 
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+    __pyx_r = ((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___search_high(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, (__pyx_v_midpoint + 1), __pyx_v_high);
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     goto __pyx_L4;
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":216
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":216
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  *             return self.__search_high(word_id, offset, low, midpoint)             # <<<<<<<<<<<<<<
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+    __pyx_r = ((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___search_high(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, __pyx_v_low, __pyx_v_midpoint);
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@@ -31920,7 +35016,7 @@ static int __pyx_f_3_sa_11SuffixArray___search_high(struct __pyx_obj_3_sa_Suffix
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":218
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":218
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  *     cdef int __search_low(self, int word_id, int offset, int low, int high):             # <<<<<<<<<<<<<<
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   int __pyx_r;
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   int __pyx_t_1;
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+  __Pyx_RefNannySetupContext("__search_low", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":221
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":221
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  *         if low >= high:             # <<<<<<<<<<<<<<
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":222
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":222
  * 
  *         if low >= high:
  *             return high             # <<<<<<<<<<<<<<
@@ -31958,7 +35054,7 @@ static int __pyx_f_3_sa_11SuffixArray___search_low(struct __pyx_obj_3_sa_SuffixA
   }
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":223
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":223
  *         if low >= high:
  *             return high
  *         midpoint = (high + low) / 2             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":224
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":224
  *             return high
  *         midpoint = (high + low) / 2
  *         if self.darray.data.arr[self.sa.arr[midpoint] + offset] == word_id:             # <<<<<<<<<<<<<<
@@ -31977,27 +35073,27 @@ static int __pyx_f_3_sa_11SuffixArray___search_low(struct __pyx_obj_3_sa_SuffixA
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":225
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":225
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  *         if self.darray.data.arr[self.sa.arr[midpoint] + offset] == word_id:
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+    __pyx_r = ((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___search_low(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, __pyx_v_low, __pyx_v_midpoint);
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     goto __pyx_L4;
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   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":227
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":227
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  *             return self.__search_low(word_id, offset, midpoint+1, high)             # <<<<<<<<<<<<<<
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  *     cdef __get_range(self, int word_id, int offset, int low, int high, int midpoint):
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-    __pyx_r = ((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__search_low(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, (__pyx_v_midpoint + 1), __pyx_v_high);
+    __pyx_r = ((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___search_low(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, (__pyx_v_midpoint + 1), __pyx_v_high);
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@@ -32008,7 +35104,7 @@ static int __pyx_f_3_sa_11SuffixArray___search_low(struct __pyx_obj_3_sa_SuffixA
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":229
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":229
  *             return self.__search_low(word_id, offset, midpoint+1, high)
  * 
  *     cdef __get_range(self, int word_id, int offset, int low, int high, int midpoint):             # <<<<<<<<<<<<<<
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   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("__get_range");
+  __Pyx_RefNannySetupContext("__get_range", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":230
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":230
  * 
  *     cdef __get_range(self, int word_id, int offset, int low, int high, int midpoint):
  *         return (self.__search_low(word_id, offset, low, midpoint),             # <<<<<<<<<<<<<<
@@ -32035,20 +35131,20 @@ static PyObject *__pyx_f_3_sa_11SuffixArray___get_range(struct __pyx_obj_3_sa_Su
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-  __pyx_t_1 = PyInt_FromLong(((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__search_low(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, __pyx_v_low, __pyx_v_midpoint)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 230; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyInt_FromLong(((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___search_low(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, __pyx_v_low, __pyx_v_midpoint)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 230; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":231
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":231
  *     cdef __get_range(self, int word_id, int offset, int low, int high, int midpoint):
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  *     cdef __lookup_helper(self, int word_id, int offset, int low, int high):
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-  __pyx_t_2 = PyInt_FromLong(((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__search_high(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, __pyx_v_midpoint, __pyx_v_high)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 231; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyInt_FromLong(((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___search_high(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, __pyx_v_midpoint, __pyx_v_high)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 231; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_3));
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":233
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":233
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  *     cdef __lookup_helper(self, int word_id, int offset, int low, int high):             # <<<<<<<<<<<<<<
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   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("__lookup_helper");
+  __Pyx_RefNannySetupContext("__lookup_helper", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":236
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":236
  *         cdef int midpoint
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  *         if offset == 0:             # <<<<<<<<<<<<<<
@@ -32104,7 +35200,7 @@ static PyObject *__pyx_f_3_sa_11SuffixArray___lookup_helper(struct __pyx_obj_3_s
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   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":237
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":237
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  *         if offset == 0:
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@@ -32117,7 +35213,7 @@ static PyObject *__pyx_f_3_sa_11SuffixArray___lookup_helper(struct __pyx_obj_3_s
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_4));
+    __Pyx_GOTREF(__pyx_t_4);
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@@ -32131,7 +35227,7 @@ static PyObject *__pyx_f_3_sa_11SuffixArray___lookup_helper(struct __pyx_obj_3_s
   }
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":238
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":238
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   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":239
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":239
  *             return (self.ha.arr[word_id], self.ha.arr[word_id+1])
  *         if low >= high:
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   }
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":241
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":241
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  * 
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":242
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":242
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  *         midpoint = (high + low) / 2
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":243
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":243
  *         midpoint = (high + low) / 2
  *         if self.darray.data.arr[self.sa.arr[midpoint] + offset] == word_id:
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@@ -32183,7 +35279,7 @@ static PyObject *__pyx_f_3_sa_11SuffixArray___lookup_helper(struct __pyx_obj_3_s
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+    __pyx_t_4 = ((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___get_range(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, __pyx_v_low, __pyx_v_high, __pyx_v_midpoint); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 243; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -32192,7 +35288,7 @@ static PyObject *__pyx_f_3_sa_11SuffixArray___lookup_helper(struct __pyx_obj_3_s
   }
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":244
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":244
  *         if self.darray.data.arr[self.sa.arr[midpoint] + offset] == word_id:
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@@ -32202,7 +35298,7 @@ static PyObject *__pyx_f_3_sa_11SuffixArray___lookup_helper(struct __pyx_obj_3_s
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   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":245
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":245
  *             return self.__get_range(word_id, offset, low, high, midpoint)
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+    __pyx_t_4 = ((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___lookup_helper(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, __pyx_v_low, __pyx_v_midpoint); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 245; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   }
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":247
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":247
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+    __pyx_t_4 = ((struct __pyx_vtabstruct_3_sa_SuffixArray *)__pyx_v_self->__pyx_vtab)->__pyx___lookup_helper(__pyx_v_self, __pyx_v_word_id, __pyx_v_offset, (__pyx_v_midpoint + 1), __pyx_v_high); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[12]; __pyx_lineno = 247; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":252
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":253
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":89
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-static int __pyx_pf_3_sa_7Sampler___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
-static int __pyx_pf_3_sa_7Sampler___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
+/* Python wrapper */
+static int __pyx_pw_3_sa_7Sampler_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
+static int __pyx_pw_3_sa_7Sampler_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
   int __pyx_v_sample_size;
   struct __pyx_obj_3_sa_SuffixArray *__pyx_v_fsarray = 0;
   int __pyx_r;
   __Pyx_RefNannyDeclarations
-  int __pyx_t_1;
-  PyObject *__pyx_t_2 = NULL;
-  PyObject *__pyx_t_3 = NULL;
-  PyObject *__pyx_t_4 = NULL;
-  int __pyx_lineno = 0;
-  const char *__pyx_filename = NULL;
-  int __pyx_clineno = 0;
-  static PyObject **__pyx_pyargnames[] = {&__pyx_n_s__sample_size,&__pyx_n_s__fsarray,0};
-  __Pyx_RefNannySetupContext("__cinit__");
+  __Pyx_RefNannySetupContext("__cinit__ (wrapper)", 0);
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+    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s__sample_size,&__pyx_n_s__fsarray,0};
     PyObject* values[2] = {0,0};
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       Py_ssize_t kw_args;
-      switch (PyTuple_GET_SIZE(__pyx_args)) {
+      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
+      switch (pos_args) {
         case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
         case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
         case  0: break;
         default: goto __pyx_L5_argtuple_error;
       }
       kw_args = PyDict_Size(__pyx_kwds);
-      switch (PyTuple_GET_SIZE(__pyx_args)) {
+      switch (pos_args) {
         case  0:
-        values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__sample_size);
-        if (likely(values[0])) kw_args--;
+        if (likely((values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__sample_size)) != 0)) kw_args--;
         else goto __pyx_L5_argtuple_error;
         case  1:
-        values[1] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__fsarray);
-        if (likely(values[1])) kw_args--;
+        if (likely((values[1] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__fsarray)) != 0)) kw_args--;
         else {
           __Pyx_RaiseArgtupleInvalid("__cinit__", 1, 2, 2, 1); {__pyx_filename = __pyx_f[8]; __pyx_lineno = 101; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
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+        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "__cinit__") < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 101; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
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       goto __pyx_L5_argtuple_error;
@@ -33449,17 +36767,45 @@ static int __pyx_pf_3_sa_7Sampler___cinit__(PyObject *__pyx_v_self, PyObject *__
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+  __pyx_r = __pyx_pf_3_sa_7Sampler___cinit__(((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self), __pyx_v_sample_size, __pyx_v_fsarray);
+  goto __pyx_L0;
+  __pyx_L1_error:;
+  __pyx_r = -1;
+  __pyx_L0:;
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":102
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":101
+ *     cdef IntList sa
+ * 
+ *     def __cinit__(self, int sample_size, SuffixArray fsarray):             # <<<<<<<<<<<<<<
+ *         self.sample_size = sample_size
+ *         self.sa = fsarray.sa
+ */
+
+static int __pyx_pf_3_sa_7Sampler___cinit__(struct __pyx_obj_3_sa_Sampler *__pyx_v_self, int __pyx_v_sample_size, struct __pyx_obj_3_sa_SuffixArray *__pyx_v_fsarray) {
+  int __pyx_r;
+  __Pyx_RefNannyDeclarations
+  int __pyx_t_1;
+  PyObject *__pyx_t_2 = NULL;
+  PyObject *__pyx_t_3 = NULL;
+  PyObject *__pyx_t_4 = NULL;
+  int __pyx_lineno = 0;
+  const char *__pyx_filename = NULL;
+  int __pyx_clineno = 0;
+  __Pyx_RefNannySetupContext("__cinit__", 0);
+
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":102
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  *     def __cinit__(self, int sample_size, SuffixArray fsarray):
  *         self.sample_size = sample_size             # <<<<<<<<<<<<<<
  *         self.sa = fsarray.sa
  *         if sample_size > 0:
  */
-  ((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size = __pyx_v_sample_size;
+  __pyx_v_self->sample_size = __pyx_v_sample_size;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":103
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":103
  *     def __cinit__(self, int sample_size, SuffixArray fsarray):
  *         self.sample_size = sample_size
  *         self.sa = fsarray.sa             # <<<<<<<<<<<<<<
@@ -33468,11 +36814,11 @@ static int __pyx_pf_3_sa_7Sampler___cinit__(PyObject *__pyx_v_self, PyObject *__
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   __Pyx_INCREF(((PyObject *)__pyx_v_fsarray->sa));
   __Pyx_GIVEREF(((PyObject *)__pyx_v_fsarray->sa));
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sa);
-  __Pyx_DECREF(((PyObject *)((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sa));
-  ((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sa = __pyx_v_fsarray->sa;
+  __Pyx_GOTREF(__pyx_v_self->sa);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->sa));
+  __pyx_v_self->sa = __pyx_v_fsarray->sa;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":104
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":104
  *         self.sample_size = sample_size
  *         self.sa = fsarray.sa
  *         if sample_size > 0:             # <<<<<<<<<<<<<<
@@ -33482,7 +36828,7 @@ static int __pyx_pf_3_sa_7Sampler___cinit__(PyObject *__pyx_v_self, PyObject *__
   __pyx_t_1 = (__pyx_v_sample_size > 0);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":105
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":105
  *         self.sa = fsarray.sa
  *         if sample_size > 0:
  *             logger.info("Sampling strategy: uniform, max sample size = %d", sample_size)             # <<<<<<<<<<<<<<
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_4));
+    __Pyx_GOTREF(__pyx_t_4);
     __Pyx_INCREF(((PyObject *)__pyx_kp_s_101));
     PyTuple_SET_ITEM(__pyx_t_4, 0, ((PyObject *)__pyx_kp_s_101));
     __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_101));
@@ -33509,11 +36855,11 @@ static int __pyx_pf_3_sa_7Sampler___cinit__(PyObject *__pyx_v_self, PyObject *__
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     __Pyx_DECREF(((PyObject *)__pyx_t_4)); __pyx_t_4 = 0;
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
-    goto __pyx_L6;
+    goto __pyx_L3;
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":107
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":107
  *             logger.info("Sampling strategy: uniform, max sample size = %d", sample_size)
  *         else:
  *             logger.info("Sampling strategy: no sampling")             # <<<<<<<<<<<<<<
@@ -33530,7 +36876,7 @@ static int __pyx_pf_3_sa_7Sampler___cinit__(PyObject *__pyx_v_self, PyObject *__
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
     __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   }
-  __pyx_L6:;
+  __pyx_L3:;
 
   __pyx_r = 0;
   goto __pyx_L0;
@@ -33545,7 +36891,24 @@ static int __pyx_pf_3_sa_7Sampler___cinit__(PyObject *__pyx_v_self, PyObject *__
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":109
+/* Python wrapper */
+static PyObject *__pyx_pw_3_sa_7Sampler_3sample(PyObject *__pyx_v_self, PyObject *__pyx_v_phrase_location); /*proto*/
+static char __pyx_doc_3_sa_7Sampler_2sample[] = "Returns a sample of the locations for\n        the phrase.    If there are less than self.sample_size\n        locations, return all of them; otherwise, return\n        up to self.sample_size locations.    In the latter case,\n        we choose to sample UNIFORMLY -- that is, the locations\n        are chosen at uniform intervals over the entire set, rather\n        than randomly.    This makes the algorithm deterministic, which\n        is good for things like MERT";
+static PyObject *__pyx_pw_3_sa_7Sampler_3sample(PyObject *__pyx_v_self, PyObject *__pyx_v_phrase_location) {
+  PyObject *__pyx_r = 0;
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("sample (wrapper)", 0);
+  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_phrase_location), __pyx_ptype_3_sa_PhraseLocation, 1, "phrase_location", 0))) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 109; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_r = __pyx_pf_3_sa_7Sampler_2sample(((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self), ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location));
+  goto __pyx_L0;
+  __pyx_L1_error:;
+  __pyx_r = NULL;
+  __pyx_L0:;
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":109
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  * 
  *     def sample(self, PhraseLocation phrase_location):             # <<<<<<<<<<<<<<
@@ -33553,9 +36916,7 @@ static int __pyx_pf_3_sa_7Sampler___cinit__(PyObject *__pyx_v_self, PyObject *__
  *         the phrase.    If there are less than self.sample_size
  */
 
-static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject *__pyx_v_phrase_location); /*proto*/
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-static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject *__pyx_v_phrase_location) {
+static PyObject *__pyx_pf_3_sa_7Sampler_2sample(struct __pyx_obj_3_sa_Sampler *__pyx_v_self, struct __pyx_obj_3_sa_PhraseLocation *__pyx_v_phrase_location) {
   struct __pyx_obj_3_sa_IntList *__pyx_v_sample = 0;
   double __pyx_v_i;
   double __pyx_v_stepsize;
@@ -33572,10 +36933,9 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("sample");
-  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_phrase_location), __pyx_ptype_3_sa_PhraseLocation, 1, "phrase_location", 0))) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 109; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_RefNannySetupContext("sample", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":122
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":122
  *         cdef int num_locations, val, j
  * 
  *         sample = IntList()             # <<<<<<<<<<<<<<
@@ -33587,76 +36947,76 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
   __pyx_v_sample = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":123
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":123
  * 
  *         sample = IntList()
  *         if phrase_location.arr is None:             # <<<<<<<<<<<<<<
  *             num_locations = phrase_location.sa_high - phrase_location.sa_low
  *             if self.sample_size == -1 or num_locations <= self.sample_size:
  */
-  __pyx_t_2 = (((PyObject *)((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->arr) == Py_None);
+  __pyx_t_2 = (((PyObject *)__pyx_v_phrase_location->arr) == Py_None);
   if (__pyx_t_2) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":124
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":124
  *         sample = IntList()
  *         if phrase_location.arr is None:
  *             num_locations = phrase_location.sa_high - phrase_location.sa_low             # <<<<<<<<<<<<<<
  *             if self.sample_size == -1 or num_locations <= self.sample_size:
  *                 sample._extend_arr(self.sa.arr + phrase_location.sa_low, num_locations)
  */
-    __pyx_v_num_locations = (((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->sa_high - ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->sa_low);
+    __pyx_v_num_locations = (__pyx_v_phrase_location->sa_high - __pyx_v_phrase_location->sa_low);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":125
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":125
  *         if phrase_location.arr is None:
  *             num_locations = phrase_location.sa_high - phrase_location.sa_low
  *             if self.sample_size == -1 or num_locations <= self.sample_size:             # <<<<<<<<<<<<<<
  *                 sample._extend_arr(self.sa.arr + phrase_location.sa_low, num_locations)
  *             else:
  */
-    __pyx_t_2 = (((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size == -1);
+    __pyx_t_2 = (__pyx_v_self->sample_size == -1);
     if (!__pyx_t_2) {
-      __pyx_t_3 = (__pyx_v_num_locations <= ((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size);
+      __pyx_t_3 = (__pyx_v_num_locations <= __pyx_v_self->sample_size);
       __pyx_t_4 = __pyx_t_3;
     } else {
       __pyx_t_4 = __pyx_t_2;
     }
     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":126
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":126
  *             num_locations = phrase_location.sa_high - phrase_location.sa_low
  *             if self.sample_size == -1 or num_locations <= self.sample_size:
  *                 sample._extend_arr(self.sa.arr + phrase_location.sa_low, num_locations)             # <<<<<<<<<<<<<<
  *             else:
  *                 stepsize = float(num_locations)/float(self.sample_size)
  */
-      ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_sample->__pyx_vtab)->_extend_arr(__pyx_v_sample, (((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sa->arr + ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->sa_low), __pyx_v_num_locations);
-      goto __pyx_L6;
+      ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_sample->__pyx_vtab)->_extend_arr(__pyx_v_sample, (__pyx_v_self->sa->arr + __pyx_v_phrase_location->sa_low), __pyx_v_num_locations);
+      goto __pyx_L4;
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":128
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":128
  *                 sample._extend_arr(self.sa.arr + phrase_location.sa_low, num_locations)
  *             else:
  *                 stepsize = float(num_locations)/float(self.sample_size)             # <<<<<<<<<<<<<<
  *                 i = phrase_location.sa_low
  *                 while i < phrase_location.sa_high and sample.len < self.sample_size:
  */
-      if (unlikely(((double)((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size) == 0)) {
+      if (unlikely(((double)__pyx_v_self->sample_size) == 0)) {
         PyErr_Format(PyExc_ZeroDivisionError, "float division");
         {__pyx_filename = __pyx_f[8]; __pyx_lineno = 128; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       }
-      __pyx_v_stepsize = (((double)__pyx_v_num_locations) / ((double)((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size));
+      __pyx_v_stepsize = (((double)__pyx_v_num_locations) / ((double)__pyx_v_self->sample_size));
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":129
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":129
  *             else:
  *                 stepsize = float(num_locations)/float(self.sample_size)
  *                 i = phrase_location.sa_low             # <<<<<<<<<<<<<<
  *                 while i < phrase_location.sa_high and sample.len < self.sample_size:
  *                     '''Note: int(i) not guaranteed to have the desired
  */
-      __pyx_v_i = ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->sa_low;
+      __pyx_v_i = __pyx_v_phrase_location->sa_low;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":130
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":130
  *                 stepsize = float(num_locations)/float(self.sample_size)
  *                 i = phrase_location.sa_low
  *                 while i < phrase_location.sa_high and sample.len < self.sample_size:             # <<<<<<<<<<<<<<
@@ -33664,16 +37024,16 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
  *                     effect, according to the python documentation'''
  */
       while (1) {
-        __pyx_t_4 = (__pyx_v_i < ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->sa_high);
+        __pyx_t_4 = (__pyx_v_i < __pyx_v_phrase_location->sa_high);
         if (__pyx_t_4) {
-          __pyx_t_2 = (__pyx_v_sample->len < ((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size);
+          __pyx_t_2 = (__pyx_v_sample->len < __pyx_v_self->sample_size);
           __pyx_t_3 = __pyx_t_2;
         } else {
           __pyx_t_3 = __pyx_t_4;
         }
         if (!__pyx_t_3) break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":133
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":133
  *                     '''Note: int(i) not guaranteed to have the desired
  *                     effect, according to the python documentation'''
  *                     if fmod(i,1.0) > 0.5:             # <<<<<<<<<<<<<<
@@ -33683,7 +37043,7 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
         __pyx_t_3 = (fmod(__pyx_v_i, 1.0) > 0.5);
         if (__pyx_t_3) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":134
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":134
  *                     effect, according to the python documentation'''
  *                     if fmod(i,1.0) > 0.5:
  *                         val = int(ceil(i))             # <<<<<<<<<<<<<<
@@ -33691,11 +37051,11 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
  *                         val = int(floor(i))
  */
           __pyx_v_val = ((int)ceil(__pyx_v_i));
-          goto __pyx_L9;
+          goto __pyx_L7;
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":136
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":136
  *                         val = int(ceil(i))
  *                     else:
  *                         val = int(floor(i))             # <<<<<<<<<<<<<<
@@ -33704,18 +37064,18 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
  */
           __pyx_v_val = ((int)floor(__pyx_v_i));
         }
-        __pyx_L9:;
+        __pyx_L7:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":137
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":137
  *                     else:
  *                         val = int(floor(i))
  *                     sample._append(self.sa.arr[val])             # <<<<<<<<<<<<<<
  *                     i = i + stepsize
  *         else:
  */
-        ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_sample->__pyx_vtab)->_append(__pyx_v_sample, (((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sa->arr[__pyx_v_val]));
+        ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_sample->__pyx_vtab)->_append(__pyx_v_sample, (__pyx_v_self->sa->arr[__pyx_v_val]));
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":138
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":138
  *                         val = int(floor(i))
  *                     sample._append(self.sa.arr[val])
  *                     i = i + stepsize             # <<<<<<<<<<<<<<
@@ -33725,82 +37085,82 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
         __pyx_v_i = (__pyx_v_i + __pyx_v_stepsize);
       }
     }
-    __pyx_L6:;
-    goto __pyx_L5;
+    __pyx_L4:;
+    goto __pyx_L3;
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":140
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":140
  *                     i = i + stepsize
  *         else:
  *             num_locations = (phrase_location.arr_high - phrase_location.arr_low) / phrase_location.num_subpatterns             # <<<<<<<<<<<<<<
  *             if self.sample_size == -1 or num_locations <= self.sample_size:
  *                 sample = phrase_location.arr
  */
-    __pyx_t_5 = (((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->arr_high - ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->arr_low);
-    if (unlikely(((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->num_subpatterns == 0)) {
+    __pyx_t_5 = (__pyx_v_phrase_location->arr_high - __pyx_v_phrase_location->arr_low);
+    if (unlikely(__pyx_v_phrase_location->num_subpatterns == 0)) {
       PyErr_Format(PyExc_ZeroDivisionError, "integer division or modulo by zero");
       {__pyx_filename = __pyx_f[8]; __pyx_lineno = 140; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
-    else if (sizeof(int) == sizeof(long) && unlikely(((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->num_subpatterns == -1) && unlikely(UNARY_NEG_WOULD_OVERFLOW(__pyx_t_5))) {
+    else if (sizeof(int) == sizeof(long) && unlikely(__pyx_v_phrase_location->num_subpatterns == -1) && unlikely(UNARY_NEG_WOULD_OVERFLOW(__pyx_t_5))) {
       PyErr_Format(PyExc_OverflowError, "value too large to perform division");
       {__pyx_filename = __pyx_f[8]; __pyx_lineno = 140; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     }
-    __pyx_v_num_locations = __Pyx_div_int(__pyx_t_5, ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->num_subpatterns);
+    __pyx_v_num_locations = __Pyx_div_int(__pyx_t_5, __pyx_v_phrase_location->num_subpatterns);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":141
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":141
  *         else:
  *             num_locations = (phrase_location.arr_high - phrase_location.arr_low) / phrase_location.num_subpatterns
  *             if self.sample_size == -1 or num_locations <= self.sample_size:             # <<<<<<<<<<<<<<
  *                 sample = phrase_location.arr
  *             else:
  */
-    __pyx_t_3 = (((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size == -1);
+    __pyx_t_3 = (__pyx_v_self->sample_size == -1);
     if (!__pyx_t_3) {
-      __pyx_t_4 = (__pyx_v_num_locations <= ((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size);
+      __pyx_t_4 = (__pyx_v_num_locations <= __pyx_v_self->sample_size);
       __pyx_t_2 = __pyx_t_4;
     } else {
       __pyx_t_2 = __pyx_t_3;
     }
     if (__pyx_t_2) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":142
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":142
  *             num_locations = (phrase_location.arr_high - phrase_location.arr_low) / phrase_location.num_subpatterns
  *             if self.sample_size == -1 or num_locations <= self.sample_size:
  *                 sample = phrase_location.arr             # <<<<<<<<<<<<<<
  *             else:
  *                 stepsize = float(num_locations)/float(self.sample_size)
  */
-      __Pyx_INCREF(((PyObject *)((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->arr));
+      __Pyx_INCREF(((PyObject *)__pyx_v_phrase_location->arr));
       __Pyx_DECREF(((PyObject *)__pyx_v_sample));
-      __pyx_v_sample = ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->arr;
-      goto __pyx_L10;
+      __pyx_v_sample = __pyx_v_phrase_location->arr;
+      goto __pyx_L8;
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":144
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":144
  *                 sample = phrase_location.arr
  *             else:
  *                 stepsize = float(num_locations)/float(self.sample_size)             # <<<<<<<<<<<<<<
  *                 i = phrase_location.arr_low
  *                 while i < num_locations and sample.len < self.sample_size * phrase_location.num_subpatterns:
  */
-      if (unlikely(((double)((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size) == 0)) {
+      if (unlikely(((double)__pyx_v_self->sample_size) == 0)) {
         PyErr_Format(PyExc_ZeroDivisionError, "float division");
         {__pyx_filename = __pyx_f[8]; __pyx_lineno = 144; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       }
-      __pyx_v_stepsize = (((double)__pyx_v_num_locations) / ((double)((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size));
+      __pyx_v_stepsize = (((double)__pyx_v_num_locations) / ((double)__pyx_v_self->sample_size));
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":145
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":145
  *             else:
  *                 stepsize = float(num_locations)/float(self.sample_size)
  *                 i = phrase_location.arr_low             # <<<<<<<<<<<<<<
  *                 while i < num_locations and sample.len < self.sample_size * phrase_location.num_subpatterns:
  *                     '''Note: int(i) not guaranteed to have the desired
  */
-      __pyx_v_i = ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->arr_low;
+      __pyx_v_i = __pyx_v_phrase_location->arr_low;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":146
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":146
  *                 stepsize = float(num_locations)/float(self.sample_size)
  *                 i = phrase_location.arr_low
  *                 while i < num_locations and sample.len < self.sample_size * phrase_location.num_subpatterns:             # <<<<<<<<<<<<<<
@@ -33810,14 +37170,14 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
       while (1) {
         __pyx_t_2 = (__pyx_v_i < __pyx_v_num_locations);
         if (__pyx_t_2) {
-          __pyx_t_3 = (__pyx_v_sample->len < (((struct __pyx_obj_3_sa_Sampler *)__pyx_v_self)->sample_size * ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->num_subpatterns));
+          __pyx_t_3 = (__pyx_v_sample->len < (__pyx_v_self->sample_size * __pyx_v_phrase_location->num_subpatterns));
           __pyx_t_4 = __pyx_t_3;
         } else {
           __pyx_t_4 = __pyx_t_2;
         }
         if (!__pyx_t_4) break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":149
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":149
  *                     '''Note: int(i) not guaranteed to have the desired
  *                     effect, according to the python documentation'''
  *                     if fmod(i,1.0) > 0.5:             # <<<<<<<<<<<<<<
@@ -33827,7 +37187,7 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
         __pyx_t_4 = (fmod(__pyx_v_i, 1.0) > 0.5);
         if (__pyx_t_4) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":150
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":150
  *                     effect, according to the python documentation'''
  *                     if fmod(i,1.0) > 0.5:
  *                         val = int(ceil(i))             # <<<<<<<<<<<<<<
@@ -33835,11 +37195,11 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
  *                         val = int(floor(i))
  */
           __pyx_v_val = ((int)ceil(__pyx_v_i));
-          goto __pyx_L13;
+          goto __pyx_L11;
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":152
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":152
  *                         val = int(ceil(i))
  *                     else:
  *                         val = int(floor(i))             # <<<<<<<<<<<<<<
@@ -33848,27 +37208,27 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
  */
           __pyx_v_val = ((int)floor(__pyx_v_i));
         }
-        __pyx_L13:;
+        __pyx_L11:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":153
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":153
  *                     else:
  *                         val = int(floor(i))
  *                     j = phrase_location.arr_low + (val*phrase_location.num_subpatterns)             # <<<<<<<<<<<<<<
  *                     sample._extend_arr(phrase_location.arr.arr + j, phrase_location.num_subpatterns)
  *                     i = i + stepsize
  */
-        __pyx_v_j = (((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->arr_low + (__pyx_v_val * ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->num_subpatterns));
+        __pyx_v_j = (__pyx_v_phrase_location->arr_low + (__pyx_v_val * __pyx_v_phrase_location->num_subpatterns));
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":154
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":154
  *                         val = int(floor(i))
  *                     j = phrase_location.arr_low + (val*phrase_location.num_subpatterns)
  *                     sample._extend_arr(phrase_location.arr.arr + j, phrase_location.num_subpatterns)             # <<<<<<<<<<<<<<
  *                     i = i + stepsize
  *         return sample
  */
-        ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_sample->__pyx_vtab)->_extend_arr(__pyx_v_sample, (((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->arr->arr + __pyx_v_j), ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_v_phrase_location)->num_subpatterns);
+        ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_sample->__pyx_vtab)->_extend_arr(__pyx_v_sample, (__pyx_v_phrase_location->arr->arr + __pyx_v_j), __pyx_v_phrase_location->num_subpatterns);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":155
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":155
  *                     j = phrase_location.arr_low + (val*phrase_location.num_subpatterns)
  *                     sample._extend_arr(phrase_location.arr.arr + j, phrase_location.num_subpatterns)
  *                     i = i + stepsize             # <<<<<<<<<<<<<<
@@ -33878,11 +37238,11 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
         __pyx_v_i = (__pyx_v_i + __pyx_v_stepsize);
       }
     }
-    __pyx_L10:;
+    __pyx_L8:;
   }
-  __pyx_L5:;
+  __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":156
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":156
  *                     sample._extend_arr(phrase_location.arr.arr + j, phrase_location.num_subpatterns)
  *                     i = i + stepsize
  *         return sample             # <<<<<<<<<<<<<<
@@ -33907,7 +37267,7 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":168
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":168
  * 
  * 
  * cdef void assign_matching(Matching* m, int* arr, int start, int step, int* sent_id_arr):             # <<<<<<<<<<<<<<
@@ -33917,9 +37277,9 @@ static PyObject *__pyx_pf_3_sa_7Sampler_1sample(PyObject *__pyx_v_self, PyObject
 
 static void __pyx_f_3_sa_assign_matching(struct __pyx_t_3_sa_Matching *__pyx_v_m, int *__pyx_v_arr, int __pyx_v_start, int __pyx_v_step, int *__pyx_v_sent_id_arr) {
   __Pyx_RefNannyDeclarations
-  __Pyx_RefNannySetupContext("assign_matching");
+  __Pyx_RefNannySetupContext("assign_matching", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":169
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":169
  * 
  * cdef void assign_matching(Matching* m, int* arr, int start, int step, int* sent_id_arr):
  *     m.arr = arr             # <<<<<<<<<<<<<<
@@ -33928,7 +37288,7 @@ static void __pyx_f_3_sa_assign_matching(struct __pyx_t_3_sa_Matching *__pyx_v_m
  */
   __pyx_v_m->arr = __pyx_v_arr;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":170
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":170
  * cdef void assign_matching(Matching* m, int* arr, int start, int step, int* sent_id_arr):
  *     m.arr = arr
  *     m.start = start             # <<<<<<<<<<<<<<
@@ -33937,7 +37297,7 @@ static void __pyx_f_3_sa_assign_matching(struct __pyx_t_3_sa_Matching *__pyx_v_m
  */
   __pyx_v_m->start = __pyx_v_start;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":171
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":171
  *     m.arr = arr
  *     m.start = start
  *     m.end = start + step             # <<<<<<<<<<<<<<
@@ -33946,7 +37306,7 @@ static void __pyx_f_3_sa_assign_matching(struct __pyx_t_3_sa_Matching *__pyx_v_m
  */
   __pyx_v_m->end = (__pyx_v_start + __pyx_v_step);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":172
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":172
  *     m.start = start
  *     m.end = start + step
  *     m.sent_id = sent_id_arr[arr[start]]             # <<<<<<<<<<<<<<
@@ -33955,7 +37315,7 @@ static void __pyx_f_3_sa_assign_matching(struct __pyx_t_3_sa_Matching *__pyx_v_m
  */
   __pyx_v_m->sent_id = (__pyx_v_sent_id_arr[(__pyx_v_arr[__pyx_v_start])]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":173
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":173
  *     m.end = start + step
  *     m.sent_id = sent_id_arr[arr[start]]
  *     m.size = step             # <<<<<<<<<<<<<<
@@ -33967,7 +37327,7 @@ static void __pyx_f_3_sa_assign_matching(struct __pyx_t_3_sa_Matching *__pyx_v_m
   __Pyx_RefNannyFinishContext();
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":176
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":176
  * 
  * 
  * cdef int* append_combined_matching(int* arr, Matching* loc1, Matching* loc2,             # <<<<<<<<<<<<<<
@@ -33975,16 +37335,16 @@ static void __pyx_f_3_sa_assign_matching(struct __pyx_t_3_sa_Matching *__pyx_v_m
  *     cdef int i, new_len
  */
 
-static int *__pyx_f_3_sa_append_combined_matching(int *__pyx_v_arr, struct __pyx_t_3_sa_Matching *__pyx_v_loc1, struct __pyx_t_3_sa_Matching *__pyx_v_loc2, int __pyx_v_offset_by_one, int __pyx_v_num_subpatterns, int *__pyx_v_result_len) {
+static int *__pyx_f_3_sa_append_combined_matching(int *__pyx_v_arr, struct __pyx_t_3_sa_Matching *__pyx_v_loc1, struct __pyx_t_3_sa_Matching *__pyx_v_loc2, CYTHON_UNUSED int __pyx_v_offset_by_one, int __pyx_v_num_subpatterns, int *__pyx_v_result_len) {
   int __pyx_v_i;
   int __pyx_v_new_len;
   int *__pyx_r;
   __Pyx_RefNannyDeclarations
   int __pyx_t_1;
   int __pyx_t_2;
-  __Pyx_RefNannySetupContext("append_combined_matching");
+  __Pyx_RefNannySetupContext("append_combined_matching", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":180
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":180
  *     cdef int i, new_len
  * 
  *     new_len = result_len[0] + num_subpatterns             # <<<<<<<<<<<<<<
@@ -33993,7 +37353,7 @@ static int *__pyx_f_3_sa_append_combined_matching(int *__pyx_v_arr, struct __pyx
  */
   __pyx_v_new_len = ((__pyx_v_result_len[0]) + __pyx_v_num_subpatterns);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":181
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":181
  * 
  *     new_len = result_len[0] + num_subpatterns
  *     arr = <int*> realloc(arr, new_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -34002,7 +37362,7 @@ static int *__pyx_f_3_sa_append_combined_matching(int *__pyx_v_arr, struct __pyx
  */
   __pyx_v_arr = ((int *)realloc(__pyx_v_arr, (__pyx_v_new_len * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":183
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":183
  *     arr = <int*> realloc(arr, new_len*sizeof(int))
  * 
  *     for i from 0 <= i < loc1.size:             # <<<<<<<<<<<<<<
@@ -34012,7 +37372,7 @@ static int *__pyx_f_3_sa_append_combined_matching(int *__pyx_v_arr, struct __pyx
   __pyx_t_1 = __pyx_v_loc1->size;
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":184
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":184
  * 
  *     for i from 0 <= i < loc1.size:
  *         arr[result_len[0]+i] = loc1.arr[loc1.start+i]             # <<<<<<<<<<<<<<
@@ -34022,7 +37382,7 @@ static int *__pyx_f_3_sa_append_combined_matching(int *__pyx_v_arr, struct __pyx
     (__pyx_v_arr[((__pyx_v_result_len[0]) + __pyx_v_i)]) = (__pyx_v_loc1->arr[(__pyx_v_loc1->start + __pyx_v_i)]);
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":185
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":185
  *     for i from 0 <= i < loc1.size:
  *         arr[result_len[0]+i] = loc1.arr[loc1.start+i]
  *     if num_subpatterns > loc1.size:             # <<<<<<<<<<<<<<
@@ -34032,7 +37392,7 @@ static int *__pyx_f_3_sa_append_combined_matching(int *__pyx_v_arr, struct __pyx
   __pyx_t_2 = (__pyx_v_num_subpatterns > __pyx_v_loc1->size);
   if (__pyx_t_2) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":186
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":186
  *         arr[result_len[0]+i] = loc1.arr[loc1.start+i]
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@@ -34044,7 +37404,7 @@ static int *__pyx_f_3_sa_append_combined_matching(int *__pyx_v_arr, struct __pyx
   }
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":187
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":187
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":188
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":188
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  *     result_len[0] = new_len
  *     return arr             # <<<<<<<<<<<<<<
@@ -34069,7 +37429,7 @@ static int *__pyx_f_3_sa_append_combined_matching(int *__pyx_v_arr, struct __pyx
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":191
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":191
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  * 
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+  __Pyx_RefNannySetupContext("extend_arr", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":194
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":194
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  *     new_len = arr_len[0] + appendix_len             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":195
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":195
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  *     new_len = arr_len[0] + appendix_len
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@@ -34101,7 +37461,7 @@ static int *__pyx_f_3_sa_extend_arr(int *__pyx_v_arr, int *__pyx_v_arr_len, int
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":196
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":196
  *     new_len = arr_len[0] + appendix_len
  *     arr = <int*> realloc(arr, new_len*sizeof(int))
  *     memcpy(arr+arr_len[0], appendix, appendix_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -34110,7 +37470,7 @@ static int *__pyx_f_3_sa_extend_arr(int *__pyx_v_arr, int *__pyx_v_arr_len, int
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   memcpy((__pyx_v_arr + (__pyx_v_arr_len[0])), __pyx_v_appendix, (__pyx_v_appendix_len * (sizeof(int))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":197
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":197
  *     arr = <int*> realloc(arr, new_len*sizeof(int))
  *     memcpy(arr+arr_len[0], appendix, appendix_len*sizeof(int))
  *     arr_len[0] = new_len             # <<<<<<<<<<<<<<
@@ -34119,7 +37479,7 @@ static int *__pyx_f_3_sa_extend_arr(int *__pyx_v_arr, int *__pyx_v_arr_len, int
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":198
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":198
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   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":200
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":200
  *     return arr
  * 
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   int __pyx_lineno = 0;
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-  __Pyx_RefNannySetupContext("median");
+  __Pyx_RefNannySetupContext("median", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":201
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":201
  * 
  * cdef int median(int low, int high, int step):
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@@ -34181,7 +37541,7 @@ static int __pyx_f_3_sa_median(int __pyx_v_low, int __pyx_v_high, int __pyx_v_st
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":204
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":204
  * 
  * 
  * cdef void find_comparable_matchings(int low, int high, int* arr, int step, int loc, int* loc_minus, int* loc_plus):             # <<<<<<<<<<<<<<
@@ -34194,9 +37554,9 @@ static void __pyx_f_3_sa_find_comparable_matchings(int __pyx_v_low, int __pyx_v_
   int __pyx_t_1;
   int __pyx_t_2;
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-  __Pyx_RefNannySetupContext("find_comparable_matchings");
+  __Pyx_RefNannySetupContext("find_comparable_matchings", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":208
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":208
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  *     # starting at loc
  *     loc_plus[0] = loc + step             # <<<<<<<<<<<<<<
@@ -34205,7 +37565,7 @@ static void __pyx_f_3_sa_find_comparable_matchings(int __pyx_v_low, int __pyx_v_
  */
   (__pyx_v_loc_plus[0]) = (__pyx_v_loc + __pyx_v_step);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":209
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":209
  *     # starting at loc
  *     loc_plus[0] = loc + step
  *     while loc_plus[0] < high and arr[loc_plus[0]] == arr[loc]:             # <<<<<<<<<<<<<<
@@ -34222,7 +37582,7 @@ static void __pyx_f_3_sa_find_comparable_matchings(int __pyx_v_low, int __pyx_v_
     }
     if (!__pyx_t_3) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":210
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":210
  *     loc_plus[0] = loc + step
  *     while loc_plus[0] < high and arr[loc_plus[0]] == arr[loc]:
  *         loc_plus[0] = loc_plus[0] + step             # <<<<<<<<<<<<<<
@@ -34232,7 +37592,7 @@ static void __pyx_f_3_sa_find_comparable_matchings(int __pyx_v_low, int __pyx_v_
     (__pyx_v_loc_plus[0]) = ((__pyx_v_loc_plus[0]) + __pyx_v_step);
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":211
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":211
  *     while loc_plus[0] < high and arr[loc_plus[0]] == arr[loc]:
  *         loc_plus[0] = loc_plus[0] + step
  *     loc_minus[0] = loc             # <<<<<<<<<<<<<<
@@ -34241,7 +37601,7 @@ static void __pyx_f_3_sa_find_comparable_matchings(int __pyx_v_low, int __pyx_v_
  */
   (__pyx_v_loc_minus[0]) = __pyx_v_loc;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":212
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":212
  *         loc_plus[0] = loc_plus[0] + step
  *     loc_minus[0] = loc
  *     while loc_minus[0]-step >= low and arr[loc_minus[0]-step] == arr[loc]:             # <<<<<<<<<<<<<<
@@ -34258,7 +37618,7 @@ static void __pyx_f_3_sa_find_comparable_matchings(int __pyx_v_low, int __pyx_v_
     }
     if (!__pyx_t_2) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":213
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":213
  *     loc_minus[0] = loc
  *     while loc_minus[0]-step >= low and arr[loc_minus[0]-step] == arr[loc]:
  *         loc_minus[0] = loc_minus[0] - step             # <<<<<<<<<<<<<<
@@ -34271,16 +37631,9 @@ static void __pyx_f_3_sa_find_comparable_matchings(int __pyx_v_low, int __pyx_v_
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-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":265
- *     cdef IntList findexes1
- * 
- *     def __cinit__(self,             # <<<<<<<<<<<<<<
- *             # compiled alignment object (REQUIRED)
- *             Alignment alignment,
- */
-
-static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
-static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
+/* Python wrapper */
+static int __pyx_pw_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
+static int __pyx_pw_3_sa_23HieroCachingRuleFactory_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
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   float __pyx_v_by_slack_factor;
   char *__pyx_v_category;
@@ -34304,21 +37657,12 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
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-  PyObject *__pyx_t_5 = NULL;
-  int __pyx_t_6;
-  int __pyx_lineno = 0;
-  const char *__pyx_filename = NULL;
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-  static PyObject **__pyx_pyargnames[] = {&__pyx_n_s__alignment,&__pyx_n_s__by_slack_factor,&__pyx_n_s__category,&__pyx_n_s__max_chunks,&__pyx_n_s__max_initial_size,&__pyx_n_s__max_length,&__pyx_n_s__max_nonterminals,&__pyx_n_s__max_target_chunks,&__pyx_n_s__max_target_length,&__pyx_n_s__min_gap_size,&__pyx_n_s__precompute_file,&__pyx_n_s_70,&__pyx_n_s__precompute_rank,&__pyx_n_s_104,&__pyx_n_s_105,&__pyx_n_s_71,&__pyx_n_s__train_min_gap_size,&__pyx_n_s__tight_phrases,&__pyx_n_s__use_baeza_yates,&__pyx_n_s__use_collocations,&__pyx_n_s__use_index,0};
-  __Pyx_RefNannySetupContext("__cinit__");
+  __Pyx_RefNannySetupContext("__cinit__ (wrapper)", 0);
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+    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s__alignment,&__pyx_n_s__by_slack_factor,&__pyx_n_s__category,&__pyx_n_s__max_chunks,&__pyx_n_s__max_initial_size,&__pyx_n_s__max_length,&__pyx_n_s__max_nonterminals,&__pyx_n_s__max_target_chunks,&__pyx_n_s__max_target_length,&__pyx_n_s__min_gap_size,&__pyx_n_s__precompute_file,&__pyx_n_s_70,&__pyx_n_s__precompute_rank,&__pyx_n_s_104,&__pyx_n_s_105,&__pyx_n_s_71,&__pyx_n_s__train_min_gap_size,&__pyx_n_s__tight_phrases,&__pyx_n_s__use_baeza_yates,&__pyx_n_s__use_collocations,&__pyx_n_s__use_index,0};
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":273
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":273
  *             char* category="[X]",
  *             # maximum number of contiguous chunks of terminal symbols in RHS of a rule. If None, defaults to max_nonterminals+1
  *             max_chunks=None,             # <<<<<<<<<<<<<<
@@ -34327,7 +37671,7 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
  */
     values[3] = ((PyObject *)Py_None);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":281
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":281
  *             unsigned max_nonterminals=2,
  *             # maximum number of contiguous chunks of terminal symbols in target-side RHS of a rule. If None, defaults to max_nonterminals+1
  *             max_target_chunks=None,             # <<<<<<<<<<<<<<
@@ -34336,7 +37680,7 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
  */
     values[7] = ((PyObject *)Py_None);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":283
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":283
  *             max_target_chunks=None,
  *             # maximum number of target side symbols (both T and NT) allowed in a rule. If None, defaults to max_initial_size
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@@ -34345,7 +37689,7 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
  */
     values[8] = ((PyObject *)Py_None);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":287
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":287
  *             unsigned min_gap_size=2,
  *             # filename of file containing precomputed collocations
  *             precompute_file=None,             # <<<<<<<<<<<<<<
@@ -34355,7 +37699,8 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
     values[10] = ((PyObject *)Py_None);
     if (unlikely(__pyx_kwds)) {
       Py_ssize_t kw_args;
-      switch (PyTuple_GET_SIZE(__pyx_args)) {
+      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
+      switch (pos_args) {
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         case 20: values[19] = PyTuple_GET_ITEM(__pyx_args, 19);
         case 19: values[18] = PyTuple_GET_ITEM(__pyx_args, 18);
@@ -34381,10 +37726,9 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
         default: goto __pyx_L5_argtuple_error;
       }
       kw_args = PyDict_Size(__pyx_kwds);
-      switch (PyTuple_GET_SIZE(__pyx_args)) {
+      switch (pos_args) {
         case  0:
-        values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__alignment);
-        if (likely(values[0])) kw_args--;
+        if (likely((values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__alignment)) != 0)) kw_args--;
         else goto __pyx_L5_argtuple_error;
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@@ -34488,7 +37832,7 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
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-        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, PyTuple_GET_SIZE(__pyx_args), "__cinit__") < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 265; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
+        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "__cinit__") < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 265; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
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@@ -34519,10 +37863,10 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
     }
     __pyx_v_alignment = ((struct __pyx_obj_3_sa_Alignment *)values[0]);
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-      __pyx_v_by_slack_factor = __pyx_PyFloat_AsDouble(values[1]); if (unlikely((__pyx_v_by_slack_factor == (float)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 269; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
+      __pyx_v_by_slack_factor = __pyx_PyFloat_AsFloat(values[1]); if (unlikely((__pyx_v_by_slack_factor == (float)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 269; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
     } else {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":269
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":269
  *             Alignment alignment,
  *             # parameter for double-binary search; doesn't seem to matter much
  *             float by_slack_factor=1.0,             # <<<<<<<<<<<<<<
@@ -34574,7 +37918,7 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
       __pyx_v_require_aligned_terminal = __Pyx_PyObject_IsTrue(values[13]); if (unlikely((__pyx_v_require_aligned_terminal == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 293; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
     } else {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":293
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":293
  *             unsigned precompute_rank=100,
  *             # require extracted rules to have at least one aligned word
  *             bint require_aligned_terminal=True,             # <<<<<<<<<<<<<<
@@ -34587,7 +37931,7 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
       __pyx_v_require_aligned_chunks = __Pyx_PyObject_IsTrue(values[14]); if (unlikely((__pyx_v_require_aligned_chunks == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 295; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
     } else {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":295
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":295
  *             bint require_aligned_terminal=True,
  *             # require each contiguous chunk of extracted rules to have at least one aligned word
  *             bint require_aligned_chunks=False,             # <<<<<<<<<<<<<<
@@ -34610,7 +37954,7 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
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     } else {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":301
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":301
  *             unsigned train_min_gap_size=2,
  *             # True if phrases should be tight, False otherwise (False == slower but better results)
  *             bint tight_phrases=False,             # <<<<<<<<<<<<<<
@@ -34623,7 +37967,7 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
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     } else {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":303
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":303
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":305
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":305
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":307
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":307
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  *             bint use_index=True):             # <<<<<<<<<<<<<<
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+  return __pyx_r;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":313
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+ *     cdef IntList findexes1
+ * 
+ *     def __cinit__(self,             # <<<<<<<<<<<<<<
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+ *             Alignment alignment,
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+
+static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, struct __pyx_obj_3_sa_Alignment *__pyx_v_alignment, float __pyx_v_by_slack_factor, char *__pyx_v_category, PyObject *__pyx_v_max_chunks, unsigned int __pyx_v_max_initial_size, unsigned int __pyx_v_max_length, unsigned int __pyx_v_max_nonterminals, PyObject *__pyx_v_max_target_chunks, PyObject *__pyx_v_max_target_length, unsigned int __pyx_v_min_gap_size, PyObject *__pyx_v_precompute_file, unsigned int __pyx_v_precompute_secondary_rank, unsigned int __pyx_v_precompute_rank, int __pyx_v_require_aligned_terminal, int __pyx_v_require_aligned_chunks, unsigned int __pyx_v_train_max_initial_size, unsigned int __pyx_v_train_min_gap_size, int __pyx_v_tight_phrases, int __pyx_v_use_baeza_yates, int __pyx_v_use_collocations, int __pyx_v_use_index) {
+  int __pyx_r;
+  __Pyx_RefNannyDeclarations
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+  PyObject *__pyx_t_2 = NULL;
+  int __pyx_t_3;
+  int __pyx_t_4;
+  int __pyx_lineno = 0;
+  const char *__pyx_filename = NULL;
+  int __pyx_clineno = 0;
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+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":313
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@@ -34679,7 +38051,7 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
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-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->rules = ((struct __pyx_obj_3_sa_TrieTable *)__pyx_t_1);
+  __Pyx_GOTREF(__pyx_v_self->rules);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->rules));
+  __pyx_v_self->rules = ((struct __pyx_obj_3_sa_TrieTable *)__pyx_t_1);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":314
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":314
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+  __pyx_t_2 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_ExtendedTrieNode)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_1)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 314; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __Pyx_DECREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->rules->root);
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->rules->root = __pyx_t_2;
+  __Pyx_GOTREF(__pyx_v_self->rules->root);
+  __Pyx_DECREF(__pyx_v_self->rules->root);
+  __pyx_v_self->rules->root = __pyx_t_2;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":315
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":315
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":316
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":316
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-    goto __pyx_L6;
+    goto __pyx_L3;
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-  __pyx_L6:;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":317
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":317
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-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->alignment = __pyx_v_alignment;
+  __Pyx_GOTREF(__pyx_v_self->alignment);
+  __Pyx_DECREF(((PyObject *)__pyx_v_self->alignment));
+  __pyx_v_self->alignment = __pyx_v_alignment;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":321
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":321
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-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_length = __pyx_v_max_length;
+  __pyx_v_self->max_length = __pyx_v_max_length;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":322
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":322
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  */
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_nonterminals = __pyx_v_max_nonterminals;
+  __pyx_v_self->max_nonterminals = __pyx_v_max_nonterminals;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":323
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":323
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-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_initial_size = __pyx_v_max_initial_size;
+  __pyx_v_self->max_initial_size = __pyx_v_max_initial_size;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":324
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":324
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-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->train_max_initial_size = __pyx_v_train_max_initial_size;
+  __pyx_v_self->train_max_initial_size = __pyx_v_train_max_initial_size;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":325
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":325
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-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->min_gap_size = __pyx_v_min_gap_size;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":326
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":326
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  * 
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":327
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":327
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":329
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":329
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":330
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":332
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":334
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":335
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":335
  * 
  *         if max_target_chunks is None:
  *             self.max_target_chunks = self.max_nonterminals + 1             # <<<<<<<<<<<<<<
  *         else:
  *             self.max_target_chunks = max_target_chunks
  */
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_target_chunks = (((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_nonterminals + 1);
-    goto __pyx_L8;
+    __pyx_v_self->max_target_chunks = (__pyx_v_self->max_nonterminals + 1);
+    goto __pyx_L5;
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":337
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":337
  *             self.max_target_chunks = self.max_nonterminals + 1
  *         else:
  *             self.max_target_chunks = max_target_chunks             # <<<<<<<<<<<<<<
  * 
  *         if max_target_length is None:
  */
-    __pyx_t_6 = __Pyx_PyInt_AsInt(__pyx_v_max_target_chunks); if (unlikely((__pyx_t_6 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 337; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_target_chunks = __pyx_t_6;
+    __pyx_t_4 = __Pyx_PyInt_AsInt(__pyx_v_max_target_chunks); if (unlikely((__pyx_t_4 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 337; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_v_self->max_target_chunks = __pyx_t_4;
   }
-  __pyx_L8:;
+  __pyx_L5:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":339
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":339
  *             self.max_target_chunks = max_target_chunks
  * 
  *         if max_target_length is None:             # <<<<<<<<<<<<<<
@@ -34914,94 +38266,94 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
   __pyx_t_3 = (__pyx_v_max_target_length == Py_None);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":340
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":340
  * 
  *         if max_target_length is None:
  *             self.max_target_length = max_initial_size             # <<<<<<<<<<<<<<
  *         else:
  *             self.max_target_length = max_target_length
  */
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_target_length = __pyx_v_max_initial_size;
-    goto __pyx_L9;
+    __pyx_v_self->max_target_length = __pyx_v_max_initial_size;
+    goto __pyx_L6;
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":342
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":342
  *             self.max_target_length = max_initial_size
  *         else:
  *             self.max_target_length = max_target_length             # <<<<<<<<<<<<<<
  * 
  *         # algorithmic parameters and settings
  */
-    __pyx_t_6 = __Pyx_PyInt_AsInt(__pyx_v_max_target_length); if (unlikely((__pyx_t_6 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 342; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_target_length = __pyx_t_6;
+    __pyx_t_4 = __Pyx_PyInt_AsInt(__pyx_v_max_target_length); if (unlikely((__pyx_t_4 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 342; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_v_self->max_target_length = __pyx_t_4;
   }
-  __pyx_L9:;
+  __pyx_L6:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":345
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":345
  * 
  *         # algorithmic parameters and settings
  *         self.precomputed_collocations = {}             # <<<<<<<<<<<<<<
  *         self.precomputed_index = {}
  *         self.use_index = use_index
  */
-  __pyx_t_4 = PyDict_New(); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 345; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_4));
-  __Pyx_GIVEREF(((PyObject *)__pyx_t_4));
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precomputed_collocations);
-  __Pyx_DECREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precomputed_collocations);
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precomputed_collocations = ((PyObject *)__pyx_t_4);
-  __pyx_t_4 = 0;
+  __pyx_t_2 = PyDict_New(); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 345; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+  __Pyx_GIVEREF(((PyObject *)__pyx_t_2));
+  __Pyx_GOTREF(__pyx_v_self->precomputed_collocations);
+  __Pyx_DECREF(__pyx_v_self->precomputed_collocations);
+  __pyx_v_self->precomputed_collocations = ((PyObject *)__pyx_t_2);
+  __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":346
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":346
  *         # algorithmic parameters and settings
  *         self.precomputed_collocations = {}
  *         self.precomputed_index = {}             # <<<<<<<<<<<<<<
  *         self.use_index = use_index
  *         self.use_collocations = use_collocations
  */
-  __pyx_t_4 = PyDict_New(); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 346; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_4));
-  __Pyx_GIVEREF(((PyObject *)__pyx_t_4));
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precomputed_index);
-  __Pyx_DECREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precomputed_index);
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precomputed_index = ((PyObject *)__pyx_t_4);
-  __pyx_t_4 = 0;
+  __pyx_t_2 = PyDict_New(); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 346; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+  __Pyx_GIVEREF(((PyObject *)__pyx_t_2));
+  __Pyx_GOTREF(__pyx_v_self->precomputed_index);
+  __Pyx_DECREF(__pyx_v_self->precomputed_index);
+  __pyx_v_self->precomputed_index = ((PyObject *)__pyx_t_2);
+  __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":347
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":347
  *         self.precomputed_collocations = {}
  *         self.precomputed_index = {}
  *         self.use_index = use_index             # <<<<<<<<<<<<<<
  *         self.use_collocations = use_collocations
  *         self.max_rank = {}
  */
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->use_index = __pyx_v_use_index;
+  __pyx_v_self->use_index = __pyx_v_use_index;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":348
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":348
  *         self.precomputed_index = {}
  *         self.use_index = use_index
  *         self.use_collocations = use_collocations             # <<<<<<<<<<<<<<
  *         self.max_rank = {}
  *         self.precompute_file = precompute_file
  */
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->use_collocations = __pyx_v_use_collocations;
+  __pyx_v_self->use_collocations = __pyx_v_use_collocations;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":349
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":349
  *         self.use_index = use_index
  *         self.use_collocations = use_collocations
  *         self.max_rank = {}             # <<<<<<<<<<<<<<
  *         self.precompute_file = precompute_file
  *         self.precompute_rank = precompute_rank
  */
-  __pyx_t_4 = PyDict_New(); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 349; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_4));
-  __Pyx_GIVEREF(((PyObject *)__pyx_t_4));
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_rank);
-  __Pyx_DECREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_rank);
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_rank = ((PyObject *)__pyx_t_4);
-  __pyx_t_4 = 0;
+  __pyx_t_2 = PyDict_New(); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 349; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+  __Pyx_GIVEREF(((PyObject *)__pyx_t_2));
+  __Pyx_GOTREF(__pyx_v_self->max_rank);
+  __Pyx_DECREF(__pyx_v_self->max_rank);
+  __pyx_v_self->max_rank = ((PyObject *)__pyx_t_2);
+  __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":350
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":350
  *         self.use_collocations = use_collocations
  *         self.max_rank = {}
  *         self.precompute_file = precompute_file             # <<<<<<<<<<<<<<
@@ -35010,47 +38362,47 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
  */
   __Pyx_INCREF(__pyx_v_precompute_file);
   __Pyx_GIVEREF(__pyx_v_precompute_file);
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precompute_file);
-  __Pyx_DECREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precompute_file);
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precompute_file = __pyx_v_precompute_file;
+  __Pyx_GOTREF(__pyx_v_self->precompute_file);
+  __Pyx_DECREF(__pyx_v_self->precompute_file);
+  __pyx_v_self->precompute_file = __pyx_v_precompute_file;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":351
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":351
  *         self.max_rank = {}
  *         self.precompute_file = precompute_file
  *         self.precompute_rank = precompute_rank             # <<<<<<<<<<<<<<
  *         self.precompute_secondary_rank = precompute_secondary_rank
  *         self.use_baeza_yates = use_baeza_yates
  */
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precompute_rank = __pyx_v_precompute_rank;
+  __pyx_v_self->precompute_rank = __pyx_v_precompute_rank;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":352
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":352
  *         self.precompute_file = precompute_file
  *         self.precompute_rank = precompute_rank
  *         self.precompute_secondary_rank = precompute_secondary_rank             # <<<<<<<<<<<<<<
  *         self.use_baeza_yates = use_baeza_yates
  *         self.by_slack_factor = by_slack_factor
  */
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precompute_secondary_rank = __pyx_v_precompute_secondary_rank;
+  __pyx_v_self->precompute_secondary_rank = __pyx_v_precompute_secondary_rank;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":353
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":353
  *         self.precompute_rank = precompute_rank
  *         self.precompute_secondary_rank = precompute_secondary_rank
  *         self.use_baeza_yates = use_baeza_yates             # <<<<<<<<<<<<<<
  *         self.by_slack_factor = by_slack_factor
  *         if tight_phrases:
  */
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->use_baeza_yates = __pyx_v_use_baeza_yates;
+  __pyx_v_self->use_baeza_yates = __pyx_v_use_baeza_yates;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":354
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":354
  *         self.precompute_secondary_rank = precompute_secondary_rank
  *         self.use_baeza_yates = use_baeza_yates
  *         self.by_slack_factor = by_slack_factor             # <<<<<<<<<<<<<<
  *         if tight_phrases:
  *             self.tight_phrases = 1
  */
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->by_slack_factor = __pyx_v_by_slack_factor;
+  __pyx_v_self->by_slack_factor = __pyx_v_by_slack_factor;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":355
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":355
  *         self.use_baeza_yates = use_baeza_yates
  *         self.by_slack_factor = by_slack_factor
  *         if tight_phrases:             # <<<<<<<<<<<<<<
@@ -35059,30 +38411,30 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
  */
   if (__pyx_v_tight_phrases) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":356
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":356
  *         self.by_slack_factor = by_slack_factor
  *         if tight_phrases:
  *             self.tight_phrases = 1             # <<<<<<<<<<<<<<
  *         else:
  *             self.tight_phrases = 0
  */
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->tight_phrases = 1;
-    goto __pyx_L10;
+    __pyx_v_self->tight_phrases = 1;
+    goto __pyx_L7;
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":358
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":358
  *             self.tight_phrases = 1
  *         else:
  *             self.tight_phrases = 0             # <<<<<<<<<<<<<<
  * 
  *         if require_aligned_chunks:
  */
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->tight_phrases = 0;
+    __pyx_v_self->tight_phrases = 0;
   }
-  __pyx_L10:;
+  __pyx_L7:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":360
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":360
  *             self.tight_phrases = 0
  * 
  *         if require_aligned_chunks:             # <<<<<<<<<<<<<<
@@ -35091,27 +38443,27 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
  */
   if (__pyx_v_require_aligned_chunks) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":362
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":362
  *         if require_aligned_chunks:
  *             # one condition is a stronger version of the other.
  *             self.require_aligned_chunks = 1             # <<<<<<<<<<<<<<
  *             self.require_aligned_terminal = 1
  *         elif require_aligned_terminal:
  */
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->require_aligned_chunks = 1;
+    __pyx_v_self->require_aligned_chunks = 1;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":363
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":363
  *             # one condition is a stronger version of the other.
  *             self.require_aligned_chunks = 1
  *             self.require_aligned_terminal = 1             # <<<<<<<<<<<<<<
  *         elif require_aligned_terminal:
  *             self.require_aligned_chunks = 0
  */
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->require_aligned_terminal = 1;
-    goto __pyx_L11;
+    __pyx_v_self->require_aligned_terminal = 1;
+    goto __pyx_L8;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":364
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":364
  *             self.require_aligned_chunks = 1
  *             self.require_aligned_terminal = 1
  *         elif require_aligned_terminal:             # <<<<<<<<<<<<<<
@@ -35120,48 +38472,48 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
  */
   if (__pyx_v_require_aligned_terminal) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":365
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":365
  *             self.require_aligned_terminal = 1
  *         elif require_aligned_terminal:
  *             self.require_aligned_chunks = 0             # <<<<<<<<<<<<<<
  *             self.require_aligned_terminal = 1
  *         else:
  */
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->require_aligned_chunks = 0;
+    __pyx_v_self->require_aligned_chunks = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":366
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":366
  *         elif require_aligned_terminal:
  *             self.require_aligned_chunks = 0
  *             self.require_aligned_terminal = 1             # <<<<<<<<<<<<<<
  *         else:
  *             self.require_aligned_chunks = 0
  */
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->require_aligned_terminal = 1;
-    goto __pyx_L11;
+    __pyx_v_self->require_aligned_terminal = 1;
+    goto __pyx_L8;
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":368
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":368
  *             self.require_aligned_terminal = 1
  *         else:
  *             self.require_aligned_chunks = 0             # <<<<<<<<<<<<<<
  *             self.require_aligned_terminal = 0
  * 
  */
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->require_aligned_chunks = 0;
+    __pyx_v_self->require_aligned_chunks = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":369
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":369
  *         else:
  *             self.require_aligned_chunks = 0
  *             self.require_aligned_terminal = 0             # <<<<<<<<<<<<<<
  * 
  * 
  */
-    ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->require_aligned_terminal = 0;
+    __pyx_v_self->require_aligned_terminal = 0;
   }
-  __pyx_L11:;
+  __pyx_L8:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":373
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":373
  * 
  *         # diagnostics
  *         self.prev_norm_prefix = ()             # <<<<<<<<<<<<<<
@@ -35170,55 +38522,53 @@ static int __pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(PyObject *__pyx_v_s
  */
   __Pyx_INCREF(((PyObject *)__pyx_empty_tuple));
   __Pyx_GIVEREF(((PyObject *)__pyx_empty_tuple));
-  __Pyx_GOTREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->prev_norm_prefix);
-  __Pyx_DECREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->prev_norm_prefix);
-  ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->prev_norm_prefix = ((PyObject *)__pyx_empty_tuple);
+  __Pyx_GOTREF(__pyx_v_self->prev_norm_prefix);
+  __Pyx_DECREF(__pyx_v_self->prev_norm_prefix);
+  __pyx_v_self->prev_norm_prefix = ((PyObject *)__pyx_empty_tuple);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":375
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":375
  *         self.prev_norm_prefix = ()
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":439
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":440
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-    __Pyx_GIVEREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precompute_file);
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":441
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":443
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-    __pyx_t_1 = (__pyx_v_pre->max_nonterminals != ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->max_nonterminals);
+    __pyx_t_1 = (__pyx_v_pre->max_nonterminals != __pyx_v_self->max_nonterminals);
     if (__pyx_t_1) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":444
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":444
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+      __pyx_t_3 = PyInt_FromLong(__pyx_v_self->max_nonterminals); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 444; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":445
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":446
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":447
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+    __pyx_t_1 = (__pyx_v_pre->train_max_initial_size != __pyx_v_self->train_max_initial_size);
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":448
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":449
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":450
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-      __Pyx_GOTREF(((PyObject *)__pyx_t_4));
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+      goto __pyx_L7;
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":452
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":454
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+  __pyx_t_1 = (__Pyx_PySequence_Contains(__pyx_v_phrase, __pyx_v_self->precomputed_collocations, Py_EQ)); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 467; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":468
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":468
  *     def get_precomputed_collocation(self, phrase):
  *         if phrase in self.precomputed_collocations:
  *             arr = self.precomputed_collocations[phrase]             # <<<<<<<<<<<<<<
  *             return PhraseLocation(arr=arr, arr_low=0, arr_high=len(arr), num_subpatterns=phrase.arity()+1)
  *         return None
  */
-    __pyx_t_2 = PyObject_GetItem(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_v_self)->precomputed_collocations, __pyx_v_phrase); if (!__pyx_t_2) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 468; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_2 = PyObject_GetItem(__pyx_v_self->precomputed_collocations, __pyx_v_phrase); if (!__pyx_t_2) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 468; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_2);
     __pyx_v_arr = __pyx_t_2;
     __pyx_t_2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":469
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":469
  *         if phrase in self.precomputed_collocations:
  *             arr = self.precomputed_collocations[phrase]
  *             return PhraseLocation(arr=arr, arr_low=0, arr_high=len(arr), num_subpatterns=phrase.arity()+1)             # <<<<<<<<<<<<<<
@@ -36908,17 +40141,17 @@ static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_5get_precomputed_colloc
     __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
     if (PyDict_SetItem(__pyx_t_2, ((PyObject *)__pyx_n_s__num_subpatterns), __pyx_t_4) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 469; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
-    __pyx_t_4 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_PhraseLocation)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 469; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_PhraseLocation)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 469; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_4);
     __Pyx_DECREF(((PyObject *)__pyx_t_2)); __pyx_t_2 = 0;
     __pyx_r = __pyx_t_4;
     __pyx_t_4 = 0;
     goto __pyx_L0;
-    goto __pyx_L5;
+    goto __pyx_L3;
   }
-  __pyx_L5:;
+  __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":470
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":470
  *             arr = self.precomputed_collocations[phrase]
  *             return PhraseLocation(arr=arr, arr_low=0, arr_high=len(arr), num_subpatterns=phrase.arity()+1)
  *         return None             # <<<<<<<<<<<<<<
@@ -36945,7 +40178,7 @@ static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_5get_precomputed_colloc
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":473
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":473
  * 
  * 
  *     cdef int* baeza_yates_helper(self, int low1, int high1, int* arr1, int step1,             # <<<<<<<<<<<<<<
@@ -36989,9 +40222,9 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("baeza_yates_helper");
+  __Pyx_RefNannySetupContext("baeza_yates_helper", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":486
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":486
  *         cdef Matching loc1, loc2
  * 
  *         result = <int*> malloc(0*sizeof(int*))             # <<<<<<<<<<<<<<
@@ -37000,7 +40233,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_result = ((int *)malloc((0 * (sizeof(int *)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":488
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":488
  *         result = <int*> malloc(0*sizeof(int*))
  * 
  *         d_first = 0             # <<<<<<<<<<<<<<
@@ -37009,7 +40242,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_d_first = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":489
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":489
  * 
  *         d_first = 0
  *         if high1 - low1 > high2 - low2:             # <<<<<<<<<<<<<<
@@ -37019,7 +40252,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   __pyx_t_1 = ((__pyx_v_high1 - __pyx_v_low1) > (__pyx_v_high2 - __pyx_v_low2));
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":490
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":490
  *         d_first = 0
  *         if high1 - low1 > high2 - low2:
  *             d_first = 1             # <<<<<<<<<<<<<<
@@ -37031,7 +40264,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":494
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":494
  *         # First, check to see if we are at any of the recursive base cases
  *         # Case 1: one of the sets is empty
  *         if low1 >= high1 or low2 >= high2:             # <<<<<<<<<<<<<<
@@ -37047,7 +40280,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":495
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":495
  *         # Case 1: one of the sets is empty
  *         if low1 >= high1 or low2 >= high2:
  *             return result             # <<<<<<<<<<<<<<
@@ -37060,7 +40293,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   __pyx_L4:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":498
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":498
  * 
  *         # Case 2: sets are non-overlapping
  *         assign_matching(&loc1, arr1, high1-step1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -37069,7 +40302,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_f_3_sa_assign_matching((&__pyx_v_loc1), __pyx_v_arr1, (__pyx_v_high1 - __pyx_v_step1), __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":499
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":499
  *         # Case 2: sets are non-overlapping
  *         assign_matching(&loc1, arr1, high1-step1, step1, self.fda.sent_id.arr)
  *         assign_matching(&loc2, arr2, low2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -37078,7 +40311,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_f_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_low2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":500
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":500
  *         assign_matching(&loc1, arr1, high1-step1, step1, self.fda.sent_id.arr)
  *         assign_matching(&loc2, arr2, low2, step2, self.fda.sent_id.arr)
  *         if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == -1:             # <<<<<<<<<<<<<<
@@ -37088,7 +40321,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   __pyx_t_3 = (((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last) == -1);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":501
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":501
  *         assign_matching(&loc2, arr2, low2, step2, self.fda.sent_id.arr)
  *         if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == -1:
  *             return result             # <<<<<<<<<<<<<<
@@ -37101,7 +40334,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   __pyx_L5:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":503
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":503
  *             return result
  * 
  *         assign_matching(&loc1, arr1, low1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -37110,7 +40343,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_f_3_sa_assign_matching((&__pyx_v_loc1), __pyx_v_arr1, __pyx_v_low1, __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":504
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":504
  * 
  *         assign_matching(&loc1, arr1, low1, step1, self.fda.sent_id.arr)
  *         assign_matching(&loc2, arr2, high2-step2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -37119,7 +40352,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_f_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, (__pyx_v_high2 - __pyx_v_step2), __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":505
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":505
  *         assign_matching(&loc1, arr1, low1, step1, self.fda.sent_id.arr)
  *         assign_matching(&loc2, arr2, high2-step2, step2, self.fda.sent_id.arr)
  *         if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == 1:             # <<<<<<<<<<<<<<
@@ -37129,7 +40362,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   __pyx_t_3 = (((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last) == 1);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":506
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":506
  *         assign_matching(&loc2, arr2, high2-step2, step2, self.fda.sent_id.arr)
  *         if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == 1:
  *             return result             # <<<<<<<<<<<<<<
@@ -37142,7 +40375,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   __pyx_L6:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":510
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":510
  *         # Case 3: query set and data set do not meet size mismatch constraints;
  *         # We use mergesort instead in this case
  *         qsetsize = (high1-low1) / step1             # <<<<<<<<<<<<<<
@@ -37160,7 +40393,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   __pyx_v_qsetsize = __Pyx_div_int(__pyx_t_4, __pyx_v_step1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":511
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":511
  *         # We use mergesort instead in this case
  *         qsetsize = (high1-low1) / step1
  *         dsetsize = (high2-low2) / step2             # <<<<<<<<<<<<<<
@@ -37178,7 +40411,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   __pyx_v_dsetsize = __Pyx_div_int(__pyx_t_4, __pyx_v_step2);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":512
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":512
  *         qsetsize = (high1-low1) / step1
  *         dsetsize = (high2-low2) / step2
  *         if d_first:             # <<<<<<<<<<<<<<
@@ -37187,7 +40420,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   if (__pyx_v_d_first) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":513
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":513
  *         dsetsize = (high2-low2) / step2
  *         if d_first:
  *             tmp = qsetsize             # <<<<<<<<<<<<<<
@@ -37196,7 +40429,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_tmp = __pyx_v_qsetsize;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":514
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":514
  *         if d_first:
  *             tmp = qsetsize
  *             qsetsize = dsetsize             # <<<<<<<<<<<<<<
@@ -37205,7 +40438,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_qsetsize = __pyx_v_dsetsize;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":515
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":515
  *             tmp = qsetsize
  *             qsetsize = dsetsize
  *             dsetsize = tmp             # <<<<<<<<<<<<<<
@@ -37217,7 +40450,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   __pyx_L7:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":517
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":517
  *             dsetsize = tmp
  * 
  *         if self.by_slack_factor * qsetsize * log(dsetsize) / log(2) > dsetsize:             # <<<<<<<<<<<<<<
@@ -37233,7 +40466,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   __pyx_t_3 = ((__pyx_t_5 / __pyx_t_6) > __pyx_v_dsetsize);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":518
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":518
  * 
  *         if self.by_slack_factor * qsetsize * log(dsetsize) / log(2) > dsetsize:
  *             free(result)             # <<<<<<<<<<<<<<
@@ -37242,7 +40475,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     free(__pyx_v_result);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":519
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":519
  *         if self.by_slack_factor * qsetsize * log(dsetsize) / log(2) > dsetsize:
  *             free(result)
  *             return self.merge_helper(low1, high1, arr1, step1, low2, high2, arr2, step2, offset_by_one, len_last, num_subpatterns, result_len)             # <<<<<<<<<<<<<<
@@ -37255,7 +40488,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   __pyx_L8:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":523
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":523
  *         # binary search.    There are two flavors, depending on
  *         # whether the queryset or dataset is first
  *         if d_first:             # <<<<<<<<<<<<<<
@@ -37264,7 +40497,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   if (__pyx_v_d_first) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":524
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":524
  *         # whether the queryset or dataset is first
  *         if d_first:
  *             med2 = median(low2, high2, step2)             # <<<<<<<<<<<<<<
@@ -37273,7 +40506,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_med2 = __pyx_f_3_sa_median(__pyx_v_low2, __pyx_v_high2, __pyx_v_step2);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":525
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":525
  *         if d_first:
  *             med2 = median(low2, high2, step2)
  *             assign_matching(&loc2, arr2, med2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -37282,7 +40515,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_f_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_med2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":527
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":527
  *             assign_matching(&loc2, arr2, med2, step2, self.fda.sent_id.arr)
  * 
  *             search_low = low1             # <<<<<<<<<<<<<<
@@ -37291,7 +40524,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_search_low = __pyx_v_low1;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":528
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":528
  * 
  *             search_low = low1
  *             search_high = high1             # <<<<<<<<<<<<<<
@@ -37300,7 +40533,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_search_high = __pyx_v_high1;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":529
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":529
  *             search_low = low1
  *             search_high = high1
  *             while search_low < search_high:             # <<<<<<<<<<<<<<
@@ -37311,7 +40544,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       __pyx_t_3 = (__pyx_v_search_low < __pyx_v_search_high);
       if (!__pyx_t_3) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":530
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":530
  *             search_high = high1
  *             while search_low < search_high:
  *                 med1 = median(search_low, search_high, step1)             # <<<<<<<<<<<<<<
@@ -37320,7 +40553,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_v_med1 = __pyx_f_3_sa_median(__pyx_v_search_low, __pyx_v_search_high, __pyx_v_step1);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":531
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":531
  *             while search_low < search_high:
  *                 med1 = median(search_low, search_high, step1)
  *                 find_comparable_matchings(low1, high1, arr1, step1, med1, &med1_minus, &med1_plus)             # <<<<<<<<<<<<<<
@@ -37329,7 +40562,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_f_3_sa_find_comparable_matchings(__pyx_v_low1, __pyx_v_high1, __pyx_v_arr1, __pyx_v_step1, __pyx_v_med1, (&__pyx_v_med1_minus), (&__pyx_v_med1_plus));
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":532
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":532
  *                 med1 = median(search_low, search_high, step1)
  *                 find_comparable_matchings(low1, high1, arr1, step1, med1, &med1_minus, &med1_plus)
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)             # <<<<<<<<<<<<<<
@@ -37338,7 +40571,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_v_comparison = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings_set(__pyx_v_self, __pyx_v_med1_minus, __pyx_v_med1_plus, __pyx_v_arr1, __pyx_v_step1, (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":535
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":535
  *                 if comparison == -1:
  *                     search_low = med1_plus
  *                 elif comparison == 1:             # <<<<<<<<<<<<<<
@@ -37347,7 +40580,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       switch (__pyx_v_comparison) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":533
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":533
  *                 find_comparable_matchings(low1, high1, arr1, step1, med1, &med1_minus, &med1_plus)
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)
  *                 if comparison == -1:             # <<<<<<<<<<<<<<
@@ -37356,7 +40589,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
         case -1:
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":534
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":534
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)
  *                 if comparison == -1:
  *                     search_low = med1_plus             # <<<<<<<<<<<<<<
@@ -37366,7 +40599,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         __pyx_v_search_low = __pyx_v_med1_plus;
         break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":535
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":535
  *                 if comparison == -1:
  *                     search_low = med1_plus
  *                 elif comparison == 1:             # <<<<<<<<<<<<<<
@@ -37375,7 +40608,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
         case 1:
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":536
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":536
  *                     search_low = med1_plus
  *                 elif comparison == 1:
  *                     search_high = med1_minus             # <<<<<<<<<<<<<<
@@ -37386,7 +40619,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         break;
         default:
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":538
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":538
  *                     search_high = med1_minus
  *                 else:
  *                     break             # <<<<<<<<<<<<<<
@@ -37402,7 +40635,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":540
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":540
  *                     break
  *         else:
  *             med1 = median(low1, high1, step1)             # <<<<<<<<<<<<<<
@@ -37411,7 +40644,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_med1 = __pyx_f_3_sa_median(__pyx_v_low1, __pyx_v_high1, __pyx_v_step1);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":541
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":541
  *         else:
  *             med1 = median(low1, high1, step1)
  *             find_comparable_matchings(low1, high1, arr1, step1, med1, &med1_minus, &med1_plus)             # <<<<<<<<<<<<<<
@@ -37420,7 +40653,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_f_3_sa_find_comparable_matchings(__pyx_v_low1, __pyx_v_high1, __pyx_v_arr1, __pyx_v_step1, __pyx_v_med1, (&__pyx_v_med1_minus), (&__pyx_v_med1_plus));
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":543
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":543
  *             find_comparable_matchings(low1, high1, arr1, step1, med1, &med1_minus, &med1_plus)
  * 
  *             search_low = low2             # <<<<<<<<<<<<<<
@@ -37429,7 +40662,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_search_low = __pyx_v_low2;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":544
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":544
  * 
  *             search_low = low2
  *             search_high = high2             # <<<<<<<<<<<<<<
@@ -37438,7 +40671,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_search_high = __pyx_v_high2;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":545
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":545
  *             search_low = low2
  *             search_high = high2
  *             while search_low < search_high:             # <<<<<<<<<<<<<<
@@ -37449,7 +40682,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       __pyx_t_3 = (__pyx_v_search_low < __pyx_v_search_high);
       if (!__pyx_t_3) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":546
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":546
  *             search_high = high2
  *             while search_low < search_high:
  *                 med2 = median(search_low, search_high, step2)             # <<<<<<<<<<<<<<
@@ -37458,7 +40691,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_v_med2 = __pyx_f_3_sa_median(__pyx_v_search_low, __pyx_v_search_high, __pyx_v_step2);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":547
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":547
  *             while search_low < search_high:
  *                 med2 = median(search_low, search_high, step2)
  *                 assign_matching(&loc2, arr2, med2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -37467,7 +40700,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_f_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_med2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":548
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":548
  *                 med2 = median(search_low, search_high, step2)
  *                 assign_matching(&loc2, arr2, med2, step2, self.fda.sent_id.arr)
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)             # <<<<<<<<<<<<<<
@@ -37476,7 +40709,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_v_comparison = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings_set(__pyx_v_self, __pyx_v_med1_minus, __pyx_v_med1_plus, __pyx_v_arr1, __pyx_v_step1, (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":551
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":551
  *                 if comparison == -1:
  *                     search_high = med2
  *                 elif comparison == 1:             # <<<<<<<<<<<<<<
@@ -37485,7 +40718,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       switch (__pyx_v_comparison) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":549
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":549
  *                 assign_matching(&loc2, arr2, med2, step2, self.fda.sent_id.arr)
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)
  *                 if comparison == -1:             # <<<<<<<<<<<<<<
@@ -37494,7 +40727,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
         case -1:
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":550
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":550
  *                 comparison = self.compare_matchings_set(med1_minus, med1_plus, arr1, step1, &loc2, offset_by_one, len_last)
  *                 if comparison == -1:
  *                     search_high = med2             # <<<<<<<<<<<<<<
@@ -37504,7 +40737,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         __pyx_v_search_high = __pyx_v_med2;
         break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":551
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":551
  *                 if comparison == -1:
  *                     search_high = med2
  *                 elif comparison == 1:             # <<<<<<<<<<<<<<
@@ -37513,7 +40746,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
         case 1:
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":552
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":552
  *                     search_high = med2
  *                 elif comparison == 1:
  *                     search_low = med2 + step2             # <<<<<<<<<<<<<<
@@ -37524,7 +40757,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         break;
         default:
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":554
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":554
  *                     search_low = med2 + step2
  *                 else:
  *                     break             # <<<<<<<<<<<<<<
@@ -37539,7 +40772,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   __pyx_L9:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":556
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":556
  *                     break
  * 
  *         med_result_len = 0             # <<<<<<<<<<<<<<
@@ -37548,7 +40781,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_med_result_len = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":557
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":557
  * 
  *         med_result_len = 0
  *         med_result = <int*> malloc(0*sizeof(int*))             # <<<<<<<<<<<<<<
@@ -37557,7 +40790,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_med_result = ((int *)malloc((0 * (sizeof(int *)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":558
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":558
  *         med_result_len = 0
  *         med_result = <int*> malloc(0*sizeof(int*))
  *         if search_high > search_low:             # <<<<<<<<<<<<<<
@@ -37567,7 +40800,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   __pyx_t_3 = (__pyx_v_search_high > __pyx_v_search_low);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":564
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":564
  *             # want to store the bindings for all of those elements.    We can
  *             # subsequently throw all of them away.
  *             med2_minus = med2             # <<<<<<<<<<<<<<
@@ -37576,7 +40809,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_med2_minus = __pyx_v_med2;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":565
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":565
  *             # subsequently throw all of them away.
  *             med2_minus = med2
  *             med2_plus = med2 + step2             # <<<<<<<<<<<<<<
@@ -37585,7 +40818,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_med2_plus = (__pyx_v_med2 + __pyx_v_step2);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":566
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":566
  *             med2_minus = med2
  *             med2_plus = med2 + step2
  *             i1 = med1_minus             # <<<<<<<<<<<<<<
@@ -37594,7 +40827,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_i1 = __pyx_v_med1_minus;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":567
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":567
  *             med2_plus = med2 + step2
  *             i1 = med1_minus
  *             while i1 < med1_plus:             # <<<<<<<<<<<<<<
@@ -37605,7 +40838,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       __pyx_t_3 = (__pyx_v_i1 < __pyx_v_med1_plus);
       if (!__pyx_t_3) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":568
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":568
  *             i1 = med1_minus
  *             while i1 < med1_plus:
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -37614,7 +40847,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_f_3_sa_assign_matching((&__pyx_v_loc1), __pyx_v_arr1, __pyx_v_i1, __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":569
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":569
  *             while i1 < med1_plus:
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *                 while med2_minus-step2 >= low2:             # <<<<<<<<<<<<<<
@@ -37625,7 +40858,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         __pyx_t_3 = ((__pyx_v_med2_minus - __pyx_v_step2) >= __pyx_v_low2);
         if (!__pyx_t_3) break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":570
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":570
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *                 while med2_minus-step2 >= low2:
  *                     assign_matching(&loc2, arr2, med2_minus-step2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -37634,7 +40867,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
         __pyx_f_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, (__pyx_v_med2_minus - __pyx_v_step2), __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":571
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":571
  *                 while med2_minus-step2 >= low2:
  *                     assign_matching(&loc2, arr2, med2_minus-step2, step2, self.fda.sent_id.arr)
  *                     if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) < 1:             # <<<<<<<<<<<<<<
@@ -37644,7 +40877,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         __pyx_t_3 = (((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last) < 1);
         if (__pyx_t_3) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":572
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":572
  *                     assign_matching(&loc2, arr2, med2_minus-step2, step2, self.fda.sent_id.arr)
  *                     if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) < 1:
  *                         med2_minus = med2_minus - step2             # <<<<<<<<<<<<<<
@@ -37656,7 +40889,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":574
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":574
  *                         med2_minus = med2_minus - step2
  *                     else:
  *                         break             # <<<<<<<<<<<<<<
@@ -37669,7 +40902,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       }
       __pyx_L18_break:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":575
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":575
  *                     else:
  *                         break
  *                 i2 = med2_minus             # <<<<<<<<<<<<<<
@@ -37678,7 +40911,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_v_i2 = __pyx_v_med2_minus;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":576
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":576
  *                         break
  *                 i2 = med2_minus
  *                 while i2 < high2:             # <<<<<<<<<<<<<<
@@ -37689,7 +40922,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         __pyx_t_3 = (__pyx_v_i2 < __pyx_v_high2);
         if (!__pyx_t_3) break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":577
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":577
  *                 i2 = med2_minus
  *                 while i2 < high2:
  *                     assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -37698,7 +40931,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
         __pyx_f_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_i2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":578
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":578
  *                 while i2 < high2:
  *                     assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)
  *                     comparison = self.compare_matchings(&loc1, &loc2, offset_by_one, len_last)             # <<<<<<<<<<<<<<
@@ -37707,7 +40940,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
         __pyx_v_comparison = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":579
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":579
  *                     assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)
  *                     comparison = self.compare_matchings(&loc1, &loc2, offset_by_one, len_last)
  *                     if comparison == 0:             # <<<<<<<<<<<<<<
@@ -37717,7 +40950,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         __pyx_t_3 = (__pyx_v_comparison == 0);
         if (__pyx_t_3) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":581
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":581
  *                     if comparison == 0:
  *                         pass
  *                         med_result = append_combined_matching(med_result, &loc1, &loc2, offset_by_one, num_subpatterns, &med_result_len)             # <<<<<<<<<<<<<<
@@ -37729,7 +40962,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         }
         __pyx_L22:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":582
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":582
  *                         pass
  *                         med_result = append_combined_matching(med_result, &loc1, &loc2, offset_by_one, num_subpatterns, &med_result_len)
  *                     if comparison == -1:             # <<<<<<<<<<<<<<
@@ -37739,7 +40972,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         __pyx_t_3 = (__pyx_v_comparison == -1);
         if (__pyx_t_3) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":583
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":583
  *                         med_result = append_combined_matching(med_result, &loc1, &loc2, offset_by_one, num_subpatterns, &med_result_len)
  *                     if comparison == -1:
  *                         break             # <<<<<<<<<<<<<<
@@ -37751,7 +40984,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
         }
         __pyx_L23:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":584
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":584
  *                     if comparison == -1:
  *                         break
  *                     i2 = i2 + step2             # <<<<<<<<<<<<<<
@@ -37762,7 +40995,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       }
       __pyx_L21_break:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":585
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":585
  *                         break
  *                     i2 = i2 + step2
  *                 if i2 > med2_plus:             # <<<<<<<<<<<<<<
@@ -37772,7 +41005,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       __pyx_t_3 = (__pyx_v_i2 > __pyx_v_med2_plus);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":586
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":586
  *                     i2 = i2 + step2
  *                 if i2 > med2_plus:
  *                     med2_plus = i2             # <<<<<<<<<<<<<<
@@ -37784,7 +41017,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       }
       __pyx_L24:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":587
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":587
  *                 if i2 > med2_plus:
  *                     med2_plus = i2
  *                 i1 = i1 + step1             # <<<<<<<<<<<<<<
@@ -37794,7 +41027,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       __pyx_v_i1 = (__pyx_v_i1 + __pyx_v_step1);
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":589
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":589
  *                 i1 = i1 + step1
  * 
  *             tmp = med1_minus             # <<<<<<<<<<<<<<
@@ -37803,7 +41036,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_tmp = __pyx_v_med1_minus;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":590
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":590
  * 
  *             tmp = med1_minus
  *             med1_minus = med1_plus             # <<<<<<<<<<<<<<
@@ -37812,7 +41045,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_med1_minus = __pyx_v_med1_plus;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":591
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":591
  *             tmp = med1_minus
  *             med1_minus = med1_plus
  *             med1_plus = tmp             # <<<<<<<<<<<<<<
@@ -37824,7 +41057,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":594
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":594
  *         else:
  *             # No match; need to figure out the point of division in D and Q
  *             med2_minus = med2             # <<<<<<<<<<<<<<
@@ -37833,7 +41066,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_med2_minus = __pyx_v_med2;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":595
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":595
  *             # No match; need to figure out the point of division in D and Q
  *             med2_minus = med2
  *             med2_plus = med2             # <<<<<<<<<<<<<<
@@ -37842,7 +41075,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     __pyx_v_med2_plus = __pyx_v_med2;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":596
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":596
  *             med2_minus = med2
  *             med2_plus = med2
  *             if d_first:             # <<<<<<<<<<<<<<
@@ -37851,7 +41084,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
     if (__pyx_v_d_first) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":597
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":597
  *             med2_plus = med2
  *             if d_first:
  *                 med2_minus = med2_minus + step2             # <<<<<<<<<<<<<<
@@ -37860,7 +41093,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_v_med2_minus = (__pyx_v_med2_minus + __pyx_v_step2);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":598
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":598
  *             if d_first:
  *                 med2_minus = med2_minus + step2
  *                 if comparison == -1:             # <<<<<<<<<<<<<<
@@ -37870,7 +41103,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       __pyx_t_3 = (__pyx_v_comparison == -1);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":599
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":599
  *                 med2_minus = med2_minus + step2
  *                 if comparison == -1:
  *                     med1_minus = med1_plus             # <<<<<<<<<<<<<<
@@ -37882,7 +41115,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       }
       __pyx_L26:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":600
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":600
  *                 if comparison == -1:
  *                     med1_minus = med1_plus
  *                 if comparison == 1:             # <<<<<<<<<<<<<<
@@ -37892,7 +41125,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       __pyx_t_3 = (__pyx_v_comparison == 1);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":601
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":601
  *                     med1_minus = med1_plus
  *                 if comparison == 1:
  *                     med1_plus = med1_minus             # <<<<<<<<<<<<<<
@@ -37907,7 +41140,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":603
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":603
  *                     med1_plus = med1_minus
  *             else:
  *                 tmp = med1_minus             # <<<<<<<<<<<<<<
@@ -37916,7 +41149,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_v_tmp = __pyx_v_med1_minus;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":604
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":604
  *             else:
  *                 tmp = med1_minus
  *                 med1_minus = med1_plus             # <<<<<<<<<<<<<<
@@ -37925,7 +41158,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_v_med1_minus = __pyx_v_med1_plus;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":605
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":605
  *                 tmp = med1_minus
  *                 med1_minus = med1_plus
  *                 med1_plus = tmp             # <<<<<<<<<<<<<<
@@ -37934,7 +41167,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
       __pyx_v_med1_plus = __pyx_v_tmp;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":606
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":606
  *                 med1_minus = med1_plus
  *                 med1_plus = tmp
  *                 if comparison == 1:             # <<<<<<<<<<<<<<
@@ -37944,7 +41177,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
       __pyx_t_3 = (__pyx_v_comparison == 1);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":607
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":607
  *                 med1_plus = tmp
  *                 if comparison == 1:
  *                     med2_minus = med2_minus + step2             # <<<<<<<<<<<<<<
@@ -37953,7 +41186,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
         __pyx_v_med2_minus = (__pyx_v_med2_minus + __pyx_v_step2);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":608
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":608
  *                 if comparison == 1:
  *                     med2_minus = med2_minus + step2
  *                     med2_plus = med2_plus + step2             # <<<<<<<<<<<<<<
@@ -37969,7 +41202,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   }
   __pyx_L14:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":610
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":610
  *                     med2_plus = med2_plus + step2
  * 
  *         low_result_len = 0             # <<<<<<<<<<<<<<
@@ -37978,7 +41211,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_low_result_len = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":611
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":611
  * 
  *         low_result_len = 0
  *         low_result = self.baeza_yates_helper(low1, med1_plus, arr1, step1, low2, med2_plus, arr2, step2, offset_by_one, len_last, num_subpatterns, &low_result_len)             # <<<<<<<<<<<<<<
@@ -37987,7 +41220,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_low_result = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->baeza_yates_helper(__pyx_v_self, __pyx_v_low1, __pyx_v_med1_plus, __pyx_v_arr1, __pyx_v_step1, __pyx_v_low2, __pyx_v_med2_plus, __pyx_v_arr2, __pyx_v_step2, __pyx_v_offset_by_one, __pyx_v_len_last, __pyx_v_num_subpatterns, (&__pyx_v_low_result_len));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":612
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":612
  *         low_result_len = 0
  *         low_result = self.baeza_yates_helper(low1, med1_plus, arr1, step1, low2, med2_plus, arr2, step2, offset_by_one, len_last, num_subpatterns, &low_result_len)
  *         high_result_len = 0             # <<<<<<<<<<<<<<
@@ -37996,7 +41229,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_high_result_len = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":613
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":613
  *         low_result = self.baeza_yates_helper(low1, med1_plus, arr1, step1, low2, med2_plus, arr2, step2, offset_by_one, len_last, num_subpatterns, &low_result_len)
  *         high_result_len = 0
  *         high_result = self.baeza_yates_helper(med1_minus, high1, arr1, step1, med2_minus, high2, arr2, step2, offset_by_one, len_last, num_subpatterns, &high_result_len)             # <<<<<<<<<<<<<<
@@ -38005,7 +41238,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_high_result = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->baeza_yates_helper(__pyx_v_self, __pyx_v_med1_minus, __pyx_v_high1, __pyx_v_arr1, __pyx_v_step1, __pyx_v_med2_minus, __pyx_v_high2, __pyx_v_arr2, __pyx_v_step2, __pyx_v_offset_by_one, __pyx_v_len_last, __pyx_v_num_subpatterns, (&__pyx_v_high_result_len));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":615
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":615
  *         high_result = self.baeza_yates_helper(med1_minus, high1, arr1, step1, med2_minus, high2, arr2, step2, offset_by_one, len_last, num_subpatterns, &high_result_len)
  * 
  *         result = extend_arr(result, result_len, low_result, low_result_len)             # <<<<<<<<<<<<<<
@@ -38014,7 +41247,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_result = __pyx_f_3_sa_extend_arr(__pyx_v_result, __pyx_v_result_len, __pyx_v_low_result, __pyx_v_low_result_len);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":616
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":616
  * 
  *         result = extend_arr(result, result_len, low_result, low_result_len)
  *         result = extend_arr(result, result_len, med_result, med_result_len)             # <<<<<<<<<<<<<<
@@ -38023,7 +41256,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_result = __pyx_f_3_sa_extend_arr(__pyx_v_result, __pyx_v_result_len, __pyx_v_med_result, __pyx_v_med_result_len);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":617
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":617
  *         result = extend_arr(result, result_len, low_result, low_result_len)
  *         result = extend_arr(result, result_len, med_result, med_result_len)
  *         result = extend_arr(result, result_len, high_result, high_result_len)             # <<<<<<<<<<<<<<
@@ -38032,7 +41265,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   __pyx_v_result = __pyx_f_3_sa_extend_arr(__pyx_v_result, __pyx_v_result_len, __pyx_v_high_result, __pyx_v_high_result_len);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":618
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":618
  *         result = extend_arr(result, result_len, med_result, med_result_len)
  *         result = extend_arr(result, result_len, high_result, high_result_len)
  *         free(low_result)             # <<<<<<<<<<<<<<
@@ -38041,7 +41274,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   free(__pyx_v_low_result);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":619
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":619
  *         result = extend_arr(result, result_len, high_result, high_result_len)
  *         free(low_result)
  *         free(med_result)             # <<<<<<<<<<<<<<
@@ -38050,7 +41283,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   free(__pyx_v_med_result);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":620
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":620
  *         free(low_result)
  *         free(med_result)
  *         free(high_result)             # <<<<<<<<<<<<<<
@@ -38059,7 +41292,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
  */
   free(__pyx_v_high_result);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":622
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":622
  *         free(high_result)
  * 
  *         return result             # <<<<<<<<<<<<<<
@@ -38079,7 +41312,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_baeza_yates_helper(struct __p
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":626
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":626
  * 
  * 
  *     cdef long compare_matchings_set(self, int i1_minus, int i1_plus, int* arr1, int step1,             # <<<<<<<<<<<<<<
@@ -38096,9 +41329,9 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
   long __pyx_r;
   __Pyx_RefNannyDeclarations
   int __pyx_t_1;
-  __Pyx_RefNannySetupContext("compare_matchings_set");
+  __Pyx_RefNannySetupContext("compare_matchings_set", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":637
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":637
  *         cdef Matching* loc1
  * 
  *         loc1 = &l1_stack             # <<<<<<<<<<<<<<
@@ -38107,7 +41340,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
  */
   __pyx_v_loc1 = (&__pyx_v_l1_stack);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":639
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":639
  *         loc1 = &l1_stack
  * 
  *         i1 = i1_minus             # <<<<<<<<<<<<<<
@@ -38116,7 +41349,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
  */
   __pyx_v_i1 = __pyx_v_i1_minus;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":640
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":640
  * 
  *         i1 = i1_minus
  *         while i1 < i1_plus:             # <<<<<<<<<<<<<<
@@ -38127,7 +41360,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
     __pyx_t_1 = (__pyx_v_i1 < __pyx_v_i1_plus);
     if (!__pyx_t_1) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":641
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":641
  *         i1 = i1_minus
  *         while i1 < i1_plus:
  *             assign_matching(loc1, arr1, i1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -38136,7 +41369,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
  */
     __pyx_f_3_sa_assign_matching(__pyx_v_loc1, __pyx_v_arr1, __pyx_v_i1, __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":642
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":642
  *         while i1 < i1_plus:
  *             assign_matching(loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *             comparison = self.compare_matchings(loc1, loc2, offset_by_one, len_last)             # <<<<<<<<<<<<<<
@@ -38145,7 +41378,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
  */
     __pyx_v_comparison = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, __pyx_v_loc1, __pyx_v_loc2, __pyx_v_offset_by_one, __pyx_v_len_last);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":643
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":643
  *             assign_matching(loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *             comparison = self.compare_matchings(loc1, loc2, offset_by_one, len_last)
  *             if comparison == 0:             # <<<<<<<<<<<<<<
@@ -38155,7 +41388,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
     __pyx_t_1 = (__pyx_v_comparison == 0);
     if (__pyx_t_1) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":644
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":644
  *             comparison = self.compare_matchings(loc1, loc2, offset_by_one, len_last)
  *             if comparison == 0:
  *                 prev_comparison = 0             # <<<<<<<<<<<<<<
@@ -38164,7 +41397,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
  */
       __pyx_v_prev_comparison = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":645
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":645
  *             if comparison == 0:
  *                 prev_comparison = 0
  *                 break             # <<<<<<<<<<<<<<
@@ -38175,7 +41408,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
       goto __pyx_L5;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":646
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":646
  *                 prev_comparison = 0
  *                 break
  *             elif i1 == i1_minus:             # <<<<<<<<<<<<<<
@@ -38185,7 +41418,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
     __pyx_t_1 = (__pyx_v_i1 == __pyx_v_i1_minus);
     if (__pyx_t_1) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":647
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":647
  *                 break
  *             elif i1 == i1_minus:
  *                 prev_comparison = comparison             # <<<<<<<<<<<<<<
@@ -38197,7 +41430,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":649
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":649
  *                 prev_comparison = comparison
  *             else:
  *                 if comparison != prev_comparison:             # <<<<<<<<<<<<<<
@@ -38207,7 +41440,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
       __pyx_t_1 = (__pyx_v_comparison != __pyx_v_prev_comparison);
       if (__pyx_t_1) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":650
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":650
  *             else:
  *                 if comparison != prev_comparison:
  *                     prev_comparison = 0             # <<<<<<<<<<<<<<
@@ -38216,7 +41449,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
  */
         __pyx_v_prev_comparison = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":651
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":651
  *                 if comparison != prev_comparison:
  *                     prev_comparison = 0
  *                     break             # <<<<<<<<<<<<<<
@@ -38230,7 +41463,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
     }
     __pyx_L5:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":652
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":652
  *                     prev_comparison = 0
  *                     break
  *             i1 = i1 + step1             # <<<<<<<<<<<<<<
@@ -38241,7 +41474,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
   }
   __pyx_L4_break:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":653
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":653
  *                     break
  *             i1 = i1 + step1
  *         return prev_comparison             # <<<<<<<<<<<<<<
@@ -38257,7 +41490,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings_set(struct
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":656
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":656
  * 
  * 
  *     cdef long compare_matchings(self, Matching* loc1, Matching* loc2, int offset_by_one, int len_last):             # <<<<<<<<<<<<<<
@@ -38273,9 +41506,9 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   int __pyx_t_2;
   int __pyx_t_3;
   int __pyx_t_4;
-  __Pyx_RefNannySetupContext("compare_matchings");
+  __Pyx_RefNannySetupContext("compare_matchings", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":659
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":659
  *         cdef int i
  * 
  *         if loc1.sent_id > loc2.sent_id:             # <<<<<<<<<<<<<<
@@ -38285,7 +41518,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   __pyx_t_1 = (__pyx_v_loc1->sent_id > __pyx_v_loc2->sent_id);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":660
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":660
  * 
  *         if loc1.sent_id > loc2.sent_id:
  *             return 1             # <<<<<<<<<<<<<<
@@ -38298,7 +41531,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":661
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":661
  *         if loc1.sent_id > loc2.sent_id:
  *             return 1
  *         if loc2.sent_id > loc1.sent_id:             # <<<<<<<<<<<<<<
@@ -38308,7 +41541,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   __pyx_t_1 = (__pyx_v_loc2->sent_id > __pyx_v_loc1->sent_id);
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":662
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":662
  *             return 1
  *         if loc2.sent_id > loc1.sent_id:
  *             return -1             # <<<<<<<<<<<<<<
@@ -38321,7 +41554,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   }
   __pyx_L4:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":664
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":664
  *             return -1
  * 
  *         if loc1.size == 1 and loc2.size == 1:             # <<<<<<<<<<<<<<
@@ -38337,7 +41570,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   }
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":665
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":665
  * 
  *         if loc1.size == 1 and loc2.size == 1:
  *             if loc2.arr[loc2.start] - loc1.arr[loc1.start] <= self.train_min_gap_size:             # <<<<<<<<<<<<<<
@@ -38347,7 +41580,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
     __pyx_t_3 = (((__pyx_v_loc2->arr[__pyx_v_loc2->start]) - (__pyx_v_loc1->arr[__pyx_v_loc1->start])) <= __pyx_v_self->train_min_gap_size);
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":666
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":666
  *         if loc1.size == 1 and loc2.size == 1:
  *             if loc2.arr[loc2.start] - loc1.arr[loc1.start] <= self.train_min_gap_size:
  *                 return 1             # <<<<<<<<<<<<<<
@@ -38362,7 +41595,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
     goto __pyx_L5;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":668
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":668
  *                 return 1
  * 
  *         elif offset_by_one:             # <<<<<<<<<<<<<<
@@ -38371,7 +41604,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
  */
   if (__pyx_v_offset_by_one) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":669
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":669
  * 
  *         elif offset_by_one:
  *             for i from 1 <= i < loc1.size:             # <<<<<<<<<<<<<<
@@ -38381,7 +41614,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
     __pyx_t_4 = __pyx_v_loc1->size;
     for (__pyx_v_i = 1; __pyx_v_i < __pyx_t_4; __pyx_v_i++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":670
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":670
  *         elif offset_by_one:
  *             for i from 1 <= i < loc1.size:
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i-1]:             # <<<<<<<<<<<<<<
@@ -38391,7 +41624,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
       __pyx_t_3 = ((__pyx_v_loc1->arr[(__pyx_v_loc1->start + __pyx_v_i)]) > (__pyx_v_loc2->arr[((__pyx_v_loc2->start + __pyx_v_i) - 1)]));
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":671
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":671
  *             for i from 1 <= i < loc1.size:
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i-1]:
  *                     return 1             # <<<<<<<<<<<<<<
@@ -38404,7 +41637,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
       }
       __pyx_L9:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":672
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":672
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i-1]:
  *                     return 1
  *                 if loc1.arr[loc1.start+i] < loc2.arr[loc2.start+i-1]:             # <<<<<<<<<<<<<<
@@ -38414,7 +41647,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
       __pyx_t_3 = ((__pyx_v_loc1->arr[(__pyx_v_loc1->start + __pyx_v_i)]) < (__pyx_v_loc2->arr[((__pyx_v_loc2->start + __pyx_v_i) - 1)]));
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":673
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":673
  *                     return 1
  *                 if loc1.arr[loc1.start+i] < loc2.arr[loc2.start+i-1]:
  *                     return -1             # <<<<<<<<<<<<<<
@@ -38431,7 +41664,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":676
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":676
  * 
  *         else:
  *             if loc1.arr[loc1.start]+1 > loc2.arr[loc2.start]:             # <<<<<<<<<<<<<<
@@ -38441,7 +41674,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
     __pyx_t_3 = (((__pyx_v_loc1->arr[__pyx_v_loc1->start]) + 1) > (__pyx_v_loc2->arr[__pyx_v_loc2->start]));
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":677
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":677
  *         else:
  *             if loc1.arr[loc1.start]+1 > loc2.arr[loc2.start]:
  *                 return 1             # <<<<<<<<<<<<<<
@@ -38454,7 +41687,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
     }
     __pyx_L11:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":678
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":678
  *             if loc1.arr[loc1.start]+1 > loc2.arr[loc2.start]:
  *                 return 1
  *             if loc1.arr[loc1.start]+1 < loc2.arr[loc2.start]:             # <<<<<<<<<<<<<<
@@ -38464,7 +41697,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
     __pyx_t_3 = (((__pyx_v_loc1->arr[__pyx_v_loc1->start]) + 1) < (__pyx_v_loc2->arr[__pyx_v_loc2->start]));
     if (__pyx_t_3) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":679
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":679
  *                 return 1
  *             if loc1.arr[loc1.start]+1 < loc2.arr[loc2.start]:
  *                 return -1             # <<<<<<<<<<<<<<
@@ -38477,7 +41710,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
     }
     __pyx_L12:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":681
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":681
  *                 return -1
  * 
  *             for i from 1 <= i < loc1.size:             # <<<<<<<<<<<<<<
@@ -38487,7 +41720,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
     __pyx_t_4 = __pyx_v_loc1->size;
     for (__pyx_v_i = 1; __pyx_v_i < __pyx_t_4; __pyx_v_i++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":682
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":682
  * 
  *             for i from 1 <= i < loc1.size:
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i]:             # <<<<<<<<<<<<<<
@@ -38497,7 +41730,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
       __pyx_t_3 = ((__pyx_v_loc1->arr[(__pyx_v_loc1->start + __pyx_v_i)]) > (__pyx_v_loc2->arr[(__pyx_v_loc2->start + __pyx_v_i)]));
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":683
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":683
  *             for i from 1 <= i < loc1.size:
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i]:
  *                     return 1             # <<<<<<<<<<<<<<
@@ -38510,7 +41743,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
       }
       __pyx_L15:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":684
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":684
  *                 if loc1.arr[loc1.start+i] > loc2.arr[loc2.start+i]:
  *                     return 1
  *                 if loc1.arr[loc1.start+i] < loc2.arr[loc2.start+i]:             # <<<<<<<<<<<<<<
@@ -38520,7 +41753,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
       __pyx_t_3 = ((__pyx_v_loc1->arr[(__pyx_v_loc1->start + __pyx_v_i)]) < (__pyx_v_loc2->arr[(__pyx_v_loc2->start + __pyx_v_i)]));
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":685
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":685
  *                     return 1
  *                 if loc1.arr[loc1.start+i] < loc2.arr[loc2.start+i]:
  *                     return -1             # <<<<<<<<<<<<<<
@@ -38536,7 +41769,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   }
   __pyx_L5:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":687
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":687
  *                     return -1
  * 
  *         if loc2.arr[loc2.end-1] + len_last - loc1.arr[loc1.start] > self.train_max_initial_size:             # <<<<<<<<<<<<<<
@@ -38546,7 +41779,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   __pyx_t_3 = ((((__pyx_v_loc2->arr[(__pyx_v_loc2->end - 1)]) + __pyx_v_len_last) - (__pyx_v_loc1->arr[__pyx_v_loc1->start])) > __pyx_v_self->train_max_initial_size);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":688
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":688
  * 
  *         if loc2.arr[loc2.end-1] + len_last - loc1.arr[loc1.start] > self.train_max_initial_size:
  *             return -1             # <<<<<<<<<<<<<<
@@ -38559,7 +41792,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   }
   __pyx_L17:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":689
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":689
  *         if loc2.arr[loc2.end-1] + len_last - loc1.arr[loc1.start] > self.train_max_initial_size:
  *             return -1
  *         return 0             # <<<<<<<<<<<<<<
@@ -38575,7 +41808,7 @@ static long __pyx_f_3_sa_23HieroCachingRuleFactory_compare_matchings(struct __py
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":692
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":692
  * 
  * 
  *     cdef int* merge_helper(self, int low1, int high1, int* arr1, int step1,             # <<<<<<<<<<<<<<
@@ -38597,9 +41830,9 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
   int __pyx_t_1;
   int __pyx_t_2;
   int __pyx_t_3;
-  __Pyx_RefNannySetupContext("merge_helper");
+  __Pyx_RefNannySetupContext("merge_helper", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":700
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":700
  *         cdef Matching loc1, loc2
  * 
  *         result_len[0] = 0             # <<<<<<<<<<<<<<
@@ -38608,7 +41841,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
   (__pyx_v_result_len[0]) = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":701
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":701
  * 
  *         result_len[0] = 0
  *         result = <int*> malloc(0*sizeof(int))             # <<<<<<<<<<<<<<
@@ -38617,7 +41850,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
   __pyx_v_result = ((int *)malloc((0 * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":703
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":703
  *         result = <int*> malloc(0*sizeof(int))
  * 
  *         i1 = low1             # <<<<<<<<<<<<<<
@@ -38626,7 +41859,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
   __pyx_v_i1 = __pyx_v_low1;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":704
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":704
  * 
  *         i1 = low1
  *         i2 = low2             # <<<<<<<<<<<<<<
@@ -38635,7 +41868,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
   __pyx_v_i2 = __pyx_v_low2;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":705
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":705
  *         i1 = low1
  *         i2 = low2
  *         while i1 < high1 and i2 < high2:             # <<<<<<<<<<<<<<
@@ -38652,7 +41885,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
     }
     if (!__pyx_t_3) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":708
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":708
  * 
  *             # First, pop all unneeded loc2's off the stack
  *             assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -38661,7 +41894,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
     __pyx_f_3_sa_assign_matching((&__pyx_v_loc1), __pyx_v_arr1, __pyx_v_i1, __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":709
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":709
  *             # First, pop all unneeded loc2's off the stack
  *             assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *             while i2 < high2:             # <<<<<<<<<<<<<<
@@ -38672,7 +41905,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
       __pyx_t_3 = (__pyx_v_i2 < __pyx_v_high2);
       if (!__pyx_t_3) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":710
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":710
  *             assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *             while i2 < high2:
  *                 assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -38681,7 +41914,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
       __pyx_f_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_i2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":711
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":711
  *             while i2 < high2:
  *                 assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)
  *                 if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == 1:             # <<<<<<<<<<<<<<
@@ -38691,7 +41924,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
       __pyx_t_3 = (((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last) == 1);
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":712
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":712
  *                 assign_matching(&loc2, arr2, i2, step2, self.fda.sent_id.arr)
  *                 if self.compare_matchings(&loc1, &loc2, offset_by_one, len_last) == 1:
  *                     i2 = i2 + step2             # <<<<<<<<<<<<<<
@@ -38703,7 +41936,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":714
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":714
  *                     i2 = i2 + step2
  *                 else:
  *                     break             # <<<<<<<<<<<<<<
@@ -38716,7 +41949,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
     }
     __pyx_L6_break:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":717
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":717
  * 
  *             # Next: process all loc1's with the same starting val
  *             j1 = i1             # <<<<<<<<<<<<<<
@@ -38725,7 +41958,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
     __pyx_v_j1 = __pyx_v_i1;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":718
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":718
  *             # Next: process all loc1's with the same starting val
  *             j1 = i1
  *             while i1 < high1 and arr1[j1] == arr1[i1]:             # <<<<<<<<<<<<<<
@@ -38742,7 +41975,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
       }
       if (!__pyx_t_2) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":719
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":719
  *             j1 = i1
  *             while i1 < high1 and arr1[j1] == arr1[i1]:
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -38751,7 +41984,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
       __pyx_f_3_sa_assign_matching((&__pyx_v_loc1), __pyx_v_arr1, __pyx_v_i1, __pyx_v_step1, __pyx_v_self->fda->sent_id->arr);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":720
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":720
  *             while i1 < high1 and arr1[j1] == arr1[i1]:
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *                 j2 = i2             # <<<<<<<<<<<<<<
@@ -38760,7 +41993,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
       __pyx_v_j2 = __pyx_v_i2;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":721
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":721
  *                 assign_matching(&loc1, arr1, i1, step1, self.fda.sent_id.arr)
  *                 j2 = i2
  *                 while j2 < high2:             # <<<<<<<<<<<<<<
@@ -38771,7 +42004,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
         __pyx_t_2 = (__pyx_v_j2 < __pyx_v_high2);
         if (!__pyx_t_2) break;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":722
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":722
  *                 j2 = i2
  *                 while j2 < high2:
  *                     assign_matching(&loc2, arr2, j2, step2, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
@@ -38780,7 +42013,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
         __pyx_f_3_sa_assign_matching((&__pyx_v_loc2), __pyx_v_arr2, __pyx_v_j2, __pyx_v_step2, __pyx_v_self->fda->sent_id->arr);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":723
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":723
  *                 while j2 < high2:
  *                     assign_matching(&loc2, arr2, j2, step2, self.fda.sent_id.arr)
  *                     comparison = self.compare_matchings(&loc1, &loc2, offset_by_one, len_last)             # <<<<<<<<<<<<<<
@@ -38789,7 +42022,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
  */
         __pyx_v_comparison = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_v_self->__pyx_vtab)->compare_matchings(__pyx_v_self, (&__pyx_v_loc1), (&__pyx_v_loc2), __pyx_v_offset_by_one, __pyx_v_len_last);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":724
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":724
  *                     assign_matching(&loc2, arr2, j2, step2, self.fda.sent_id.arr)
  *                     comparison = self.compare_matchings(&loc1, &loc2, offset_by_one, len_last)
  *                     if comparison == 0:             # <<<<<<<<<<<<<<
@@ -38799,7 +42032,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
         __pyx_t_2 = (__pyx_v_comparison == 0);
         if (__pyx_t_2) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":725
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":725
  *                     comparison = self.compare_matchings(&loc1, &loc2, offset_by_one, len_last)
  *                     if comparison == 0:
  *                         result = append_combined_matching(result, &loc1, &loc2, offset_by_one, num_subpatterns, result_len)             # <<<<<<<<<<<<<<
@@ -38811,7 +42044,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
         }
         __pyx_L12:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":726
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":726
  *                     if comparison == 0:
  *                         result = append_combined_matching(result, &loc1, &loc2, offset_by_one, num_subpatterns, result_len)
  *                     if comparison == 1:             # <<<<<<<<<<<<<<
@@ -38824,7 +42057,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
         }
         __pyx_L13:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":728
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":728
  *                     if comparison == 1:
  *                         pass
  *                     if comparison == -1:             # <<<<<<<<<<<<<<
@@ -38834,7 +42067,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
         __pyx_t_2 = (__pyx_v_comparison == -1);
         if (__pyx_t_2) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":729
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":729
  *                         pass
  *                     if comparison == -1:
  *                         break             # <<<<<<<<<<<<<<
@@ -38846,7 +42079,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":731
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":731
  *                         break
  *                     else:
  *                         j2 = j2 + step2             # <<<<<<<<<<<<<<
@@ -38859,7 +42092,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
       }
       __pyx_L11_break:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":732
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":732
  *                     else:
  *                         j2 = j2 + step2
  *                 i1 = i1 + step1             # <<<<<<<<<<<<<<
@@ -38870,7 +42103,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
     }
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":733
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":733
  *                         j2 = j2 + step2
  *                 i1 = i1 + step1
  *         return result             # <<<<<<<<<<<<<<
@@ -38886,7 +42119,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_merge_helper(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":736
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":736
  * 
  * 
  *     cdef void sort_phrase_loc(self, IntList arr, PhraseLocation loc, Phrase phrase):             # <<<<<<<<<<<<<<
@@ -38906,19 +42139,19 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("sort_phrase_loc");
+  __Pyx_RefNannySetupContext("sort_phrase_loc", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":741
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":741
  *         cdef IntList result
  * 
  *         if phrase in self.precomputed_index:             # <<<<<<<<<<<<<<
  *             loc.arr = self.precomputed_index[phrase]
  *         else:
  */
-  __pyx_t_1 = ((PySequence_Contains(__pyx_v_self->precomputed_index, ((PyObject *)__pyx_v_phrase)))); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 741; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = (__Pyx_PySequence_Contains(((PyObject *)__pyx_v_phrase), __pyx_v_self->precomputed_index, Py_EQ)); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 741; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_1) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":742
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":742
  * 
  *         if phrase in self.precomputed_index:
  *             loc.arr = self.precomputed_index[phrase]             # <<<<<<<<<<<<<<
@@ -38937,7 +42170,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":744
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":744
  *             loc.arr = self.precomputed_index[phrase]
  *         else:
  *             loc.arr = IntList(initial_len=loc.sa_high-loc.sa_low)             # <<<<<<<<<<<<<<
@@ -38950,7 +42183,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
     __Pyx_GOTREF(__pyx_t_3);
     if (PyDict_SetItem(__pyx_t_2, ((PyObject *)__pyx_n_s__initial_len), __pyx_t_3) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 744; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
-    __pyx_t_3 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 744; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_3 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_2)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 744; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_3);
     __Pyx_DECREF(((PyObject *)__pyx_t_2)); __pyx_t_2 = 0;
     __Pyx_GIVEREF(__pyx_t_3);
@@ -38959,7 +42192,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
     __pyx_v_loc->arr = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":745
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":745
  *         else:
  *             loc.arr = IntList(initial_len=loc.sa_high-loc.sa_low)
  *             veb = VEB(arr.len)             # <<<<<<<<<<<<<<
@@ -38969,7 +42202,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
     __pyx_t_3 = PyInt_FromLong(__pyx_v_arr->len); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 745; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_3);
     __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 745; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+    __Pyx_GOTREF(__pyx_t_2);
     PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_t_3);
     __Pyx_GIVEREF(__pyx_t_3);
     __pyx_t_3 = 0;
@@ -38979,7 +42212,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
     __pyx_v_veb = ((struct __pyx_obj_3_sa_VEB *)__pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":746
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":746
  *             loc.arr = IntList(initial_len=loc.sa_high-loc.sa_low)
  *             veb = VEB(arr.len)
  *             for i from loc.sa_low <= i < loc.sa_high:             # <<<<<<<<<<<<<<
@@ -38989,7 +42222,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
     __pyx_t_4 = __pyx_v_loc->sa_high;
     for (__pyx_v_i = __pyx_v_loc->sa_low; __pyx_v_i < __pyx_t_4; __pyx_v_i++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":747
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":747
  *             veb = VEB(arr.len)
  *             for i from loc.sa_low <= i < loc.sa_high:
  *                 veb._insert(arr.arr[i])             # <<<<<<<<<<<<<<
@@ -38999,7 +42232,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
       ((struct __pyx_vtabstruct_3_sa_VEB *)__pyx_v_veb->__pyx_vtab)->_insert(__pyx_v_veb, (__pyx_v_arr->arr[__pyx_v_i]));
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":748
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":748
  *             for i from loc.sa_low <= i < loc.sa_high:
  *                 veb._insert(arr.arr[i])
  *             i = veb.veb.min_val             # <<<<<<<<<<<<<<
@@ -39008,7 +42241,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
  */
     __pyx_v_i = __pyx_v_veb->veb->min_val;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":749
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":749
  *                 veb._insert(arr.arr[i])
  *             i = veb.veb.min_val
  *             for j from 0 <= j < loc.sa_high-loc.sa_low:             # <<<<<<<<<<<<<<
@@ -39018,7 +42251,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
     __pyx_t_4 = (__pyx_v_loc->sa_high - __pyx_v_loc->sa_low);
     for (__pyx_v_j = 0; __pyx_v_j < __pyx_t_4; __pyx_v_j++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":750
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":750
  *             i = veb.veb.min_val
  *             for j from 0 <= j < loc.sa_high-loc.sa_low:
  *                 loc.arr.arr[j] = i             # <<<<<<<<<<<<<<
@@ -39027,7 +42260,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
  */
       (__pyx_v_loc->arr->arr[__pyx_v_j]) = __pyx_v_i;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":751
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":751
  *             for j from 0 <= j < loc.sa_high-loc.sa_low:
  *                 loc.arr.arr[j] = i
  *                 i = veb._findsucc(i)             # <<<<<<<<<<<<<<
@@ -39039,7 +42272,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":752
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":752
  *                 loc.arr.arr[j] = i
  *                 i = veb._findsucc(i)
  *         loc.arr_low = 0             # <<<<<<<<<<<<<<
@@ -39048,7 +42281,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
  */
   __pyx_v_loc->arr_low = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":753
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":753
  *                 i = veb._findsucc(i)
  *         loc.arr_low = 0
  *         loc.arr_high = loc.arr.len             # <<<<<<<<<<<<<<
@@ -39067,7 +42300,7 @@ static void __pyx_f_3_sa_23HieroCachingRuleFactory_sort_phrase_loc(struct __pyx_
   __Pyx_RefNannyFinishContext();
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":756
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":756
  * 
  * 
  *     cdef intersect_helper(self, Phrase prefix, Phrase suffix,             # <<<<<<<<<<<<<<
@@ -39102,9 +42335,9 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("intersect_helper");
+  __Pyx_RefNannySetupContext("intersect_helper", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":763
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":763
  *         cdef int* result_ptr
  * 
  *         result_len = 0             # <<<<<<<<<<<<<<
@@ -39113,7 +42346,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
   __pyx_v_result_len = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":765
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":765
  *         result_len = 0
  * 
  *         if sym_isvar(suffix[0]):             # <<<<<<<<<<<<<<
@@ -39127,7 +42360,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   __pyx_t_3 = __pyx_f_3_sa_sym_isvar(__pyx_t_2);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":766
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":766
  * 
  *         if sym_isvar(suffix[0]):
  *             offset_by_one = 1             # <<<<<<<<<<<<<<
@@ -39139,7 +42372,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":768
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":768
  *             offset_by_one = 1
  *         else:
  *             offset_by_one = 0             # <<<<<<<<<<<<<<
@@ -39150,7 +42383,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":770
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":770
  *             offset_by_one = 0
  * 
  *         len_last = len(suffix.getchunk(suffix.arity()))             # <<<<<<<<<<<<<<
@@ -39165,7 +42398,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   __Pyx_GOTREF(__pyx_t_5);
   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
   __pyx_t_4 = PyTuple_New(1); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 770; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_4));
+  __Pyx_GOTREF(__pyx_t_4);
   PyTuple_SET_ITEM(__pyx_t_4, 0, __pyx_t_5);
   __Pyx_GIVEREF(__pyx_t_5);
   __pyx_t_5 = 0;
@@ -39177,7 +42410,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
   __pyx_v_len_last = __pyx_t_6;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":772
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":772
  *         len_last = len(suffix.getchunk(suffix.arity()))
  * 
  *         if prefix_loc.arr is None:             # <<<<<<<<<<<<<<
@@ -39187,7 +42420,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   __pyx_t_7 = (((PyObject *)__pyx_v_prefix_loc->arr) == Py_None);
   if (__pyx_t_7) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":773
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":773
  * 
  *         if prefix_loc.arr is None:
  *             self.sort_phrase_loc(self.fsa.sa, prefix_loc, prefix)             # <<<<<<<<<<<<<<
@@ -39202,7 +42435,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   }
   __pyx_L4:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":774
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":774
  *         if prefix_loc.arr is None:
  *             self.sort_phrase_loc(self.fsa.sa, prefix_loc, prefix)
  *         arr1 = prefix_loc.arr             # <<<<<<<<<<<<<<
@@ -39212,7 +42445,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   __Pyx_INCREF(((PyObject *)__pyx_v_prefix_loc->arr));
   __pyx_v_arr1 = __pyx_v_prefix_loc->arr;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":775
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":775
  *             self.sort_phrase_loc(self.fsa.sa, prefix_loc, prefix)
  *         arr1 = prefix_loc.arr
  *         low1 = prefix_loc.arr_low             # <<<<<<<<<<<<<<
@@ -39221,7 +42454,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
   __pyx_v_low1 = __pyx_v_prefix_loc->arr_low;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":776
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":776
  *         arr1 = prefix_loc.arr
  *         low1 = prefix_loc.arr_low
  *         high1 = prefix_loc.arr_high             # <<<<<<<<<<<<<<
@@ -39230,7 +42463,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
   __pyx_v_high1 = __pyx_v_prefix_loc->arr_high;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":777
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":777
  *         low1 = prefix_loc.arr_low
  *         high1 = prefix_loc.arr_high
  *         step1 = prefix_loc.num_subpatterns             # <<<<<<<<<<<<<<
@@ -39239,7 +42472,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
   __pyx_v_step1 = __pyx_v_prefix_loc->num_subpatterns;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":779
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":779
  *         step1 = prefix_loc.num_subpatterns
  * 
  *         if suffix_loc.arr is None:             # <<<<<<<<<<<<<<
@@ -39249,7 +42482,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   __pyx_t_7 = (((PyObject *)__pyx_v_suffix_loc->arr) == Py_None);
   if (__pyx_t_7) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":780
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":780
  * 
  *         if suffix_loc.arr is None:
  *             self.sort_phrase_loc(self.fsa.sa, suffix_loc, suffix)             # <<<<<<<<<<<<<<
@@ -39264,7 +42497,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   }
   __pyx_L5:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":781
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":781
  *         if suffix_loc.arr is None:
  *             self.sort_phrase_loc(self.fsa.sa, suffix_loc, suffix)
  *         arr2 = suffix_loc.arr             # <<<<<<<<<<<<<<
@@ -39274,7 +42507,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   __Pyx_INCREF(((PyObject *)__pyx_v_suffix_loc->arr));
   __pyx_v_arr2 = __pyx_v_suffix_loc->arr;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":782
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":782
  *             self.sort_phrase_loc(self.fsa.sa, suffix_loc, suffix)
  *         arr2 = suffix_loc.arr
  *         low2 = suffix_loc.arr_low             # <<<<<<<<<<<<<<
@@ -39283,7 +42516,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
   __pyx_v_low2 = __pyx_v_suffix_loc->arr_low;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":783
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":783
  *         arr2 = suffix_loc.arr
  *         low2 = suffix_loc.arr_low
  *         high2 = suffix_loc.arr_high             # <<<<<<<<<<<<<<
@@ -39292,7 +42525,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
   __pyx_v_high2 = __pyx_v_suffix_loc->arr_high;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":784
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":784
  *         low2 = suffix_loc.arr_low
  *         high2 = suffix_loc.arr_high
  *         step2 = suffix_loc.num_subpatterns             # <<<<<<<<<<<<<<
@@ -39301,7 +42534,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
   __pyx_v_step2 = __pyx_v_suffix_loc->num_subpatterns;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":786
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":786
  *         step2 = suffix_loc.num_subpatterns
  * 
  *         num_subpatterns = prefix.arity()+1             # <<<<<<<<<<<<<<
@@ -39320,7 +42553,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
   __pyx_v_num_subpatterns = __pyx_t_3;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":788
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":788
  *         num_subpatterns = prefix.arity()+1
  * 
  *         if algorithm == MERGE:             # <<<<<<<<<<<<<<
@@ -39330,7 +42563,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   __pyx_t_7 = (__pyx_v_algorithm == __pyx_v_3_sa_MERGE);
   if (__pyx_t_7) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":791
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":791
  *             result_ptr = self.merge_helper(low1, high1, arr1.arr, step1,
  *                                     low2, high2, arr2.arr, step2,
  *                                     offset_by_one, len_last, num_subpatterns, &result_len)             # <<<<<<<<<<<<<<
@@ -39342,7 +42575,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":795
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":795
  *             result_ptr = self.baeza_yates_helper(low1, high1, arr1.arr, step1,
  *                                     low2, high2, arr2.arr, step2,
  *                                     offset_by_one, len_last, num_subpatterns, &result_len)             # <<<<<<<<<<<<<<
@@ -39353,7 +42586,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   }
   __pyx_L6:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":797
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":797
  *                                     offset_by_one, len_last, num_subpatterns, &result_len)
  * 
  *         if result_len == 0:             # <<<<<<<<<<<<<<
@@ -39363,7 +42596,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   __pyx_t_7 = (__pyx_v_result_len == 0);
   if (__pyx_t_7) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":798
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":798
  * 
  *         if result_len == 0:
  *             free(result_ptr)             # <<<<<<<<<<<<<<
@@ -39372,7 +42605,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
     free(__pyx_v_result_ptr);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":799
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":799
  *         if result_len == 0:
  *             free(result_ptr)
  *             return None             # <<<<<<<<<<<<<<
@@ -39387,7 +42620,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   }
   /*else*/ {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":801
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":801
  *             return None
  *         else:
  *             result = IntList()             # <<<<<<<<<<<<<<
@@ -39399,7 +42632,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
     __pyx_v_result = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_5);
     __pyx_t_5 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":802
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":802
  *         else:
  *             result = IntList()
  *             free(result.arr)             # <<<<<<<<<<<<<<
@@ -39408,7 +42641,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
     free(__pyx_v_result->arr);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":803
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":803
  *             result = IntList()
  *             free(result.arr)
  *             result.arr = result_ptr             # <<<<<<<<<<<<<<
@@ -39417,7 +42650,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
     __pyx_v_result->arr = __pyx_v_result_ptr;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":804
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":804
  *             free(result.arr)
  *             result.arr = result_ptr
  *             result.len = result_len             # <<<<<<<<<<<<<<
@@ -39426,7 +42659,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
     __pyx_v_result->len = __pyx_v_result_len;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":805
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":805
  *             result.arr = result_ptr
  *             result.len = result_len
  *             result.size = result_len             # <<<<<<<<<<<<<<
@@ -39435,7 +42668,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  */
     __pyx_v_result->size = __pyx_v_result_len;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":806
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":806
  *             result.len = result_len
  *             result.size = result_len
  *             return PhraseLocation(arr_low=0, arr_high=result_len, arr=result, num_subpatterns=num_subpatterns)             # <<<<<<<<<<<<<<
@@ -39455,7 +42688,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
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     if (PyDict_SetItem(__pyx_t_5, ((PyObject *)__pyx_n_s__num_subpatterns), __pyx_t_4) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 806; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
-    __pyx_t_4 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_PhraseLocation)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_5)); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 806; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_PhraseLocation)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_5)); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 806; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_4);
     __Pyx_DECREF(((PyObject *)__pyx_t_5)); __pyx_t_5 = 0;
     __pyx_r = __pyx_t_4;
@@ -39481,7 +42714,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":808
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":808
  *             return PhraseLocation(arr_low=0, arr_high=result_len, arr=result, num_subpatterns=num_subpatterns)
  * 
  *     cdef loc2str(self, PhraseLocation loc):             # <<<<<<<<<<<<<<
@@ -39489,7 +42722,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_intersect_helper(struct
  *         result = "{"
  */
 
-static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, struct __pyx_obj_3_sa_PhraseLocation *__pyx_v_loc) {
+static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(CYTHON_UNUSED struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, struct __pyx_obj_3_sa_PhraseLocation *__pyx_v_loc) {
   int __pyx_v_i;
   int __pyx_v_j;
   PyObject *__pyx_v_result = NULL;
@@ -39502,9 +42735,9 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("loc2str");
+  __Pyx_RefNannySetupContext("loc2str", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":810
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":810
  *     cdef loc2str(self, PhraseLocation loc):
  *         cdef int i, j
  *         result = "{"             # <<<<<<<<<<<<<<
@@ -39514,7 +42747,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
   __Pyx_INCREF(((PyObject *)__pyx_kp_s_117));
   __pyx_v_result = ((PyObject *)__pyx_kp_s_117);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":811
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":811
  *         cdef int i, j
  *         result = "{"
  *         i = 0             # <<<<<<<<<<<<<<
@@ -39523,7 +42756,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
  */
   __pyx_v_i = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":812
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":812
  *         result = "{"
  *         i = 0
  *         while i < loc.arr_high:             # <<<<<<<<<<<<<<
@@ -39534,7 +42767,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
     __pyx_t_1 = (__pyx_v_i < __pyx_v_loc->arr_high);
     if (!__pyx_t_1) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":813
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":813
  *         i = 0
  *         while i < loc.arr_high:
  *             result = result + "("             # <<<<<<<<<<<<<<
@@ -39547,7 +42780,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
     __pyx_v_result = __pyx_t_2;
     __pyx_t_2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":814
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":814
  *         while i < loc.arr_high:
  *             result = result + "("
  *             for j from i <= j < i + loc.num_subpatterns:             # <<<<<<<<<<<<<<
@@ -39557,7 +42790,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
     __pyx_t_3 = (__pyx_v_i + __pyx_v_loc->num_subpatterns);
     for (__pyx_v_j = __pyx_v_i; __pyx_v_j < __pyx_t_3; __pyx_v_j++) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":815
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":815
  *             result = result + "("
  *             for j from i <= j < i + loc.num_subpatterns:
  *                 result = result + ("%d " %loc.arr[j])             # <<<<<<<<<<<<<<
@@ -39577,7 +42810,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
       __pyx_t_2 = 0;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":816
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":816
  *             for j from i <= j < i + loc.num_subpatterns:
  *                 result = result + ("%d " %loc.arr[j])
  *             result = result + ")"             # <<<<<<<<<<<<<<
@@ -39590,7 +42823,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
     __pyx_v_result = __pyx_t_2;
     __pyx_t_2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":817
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":817
  *                 result = result + ("%d " %loc.arr[j])
  *             result = result + ")"
  *             i = i + loc.num_subpatterns             # <<<<<<<<<<<<<<
@@ -39600,7 +42833,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
     __pyx_v_i = (__pyx_v_i + __pyx_v_loc->num_subpatterns);
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":818
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":818
  *             result = result + ")"
  *             i = i + loc.num_subpatterns
  *         result = result + "}"             # <<<<<<<<<<<<<<
@@ -39613,7 +42846,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
   __pyx_v_result = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":819
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":819
  *             i = i + loc.num_subpatterns
  *         result = result + "}"
  *         return result             # <<<<<<<<<<<<<<
@@ -39639,7 +42872,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_loc2str(struct __pyx_obj
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":821
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":821
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  * 
  *     cdef PhraseLocation intersect(self, prefix_node, suffix_node, Phrase phrase):             # <<<<<<<<<<<<<<
@@ -39653,7 +42886,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
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   struct __pyx_obj_3_sa_PhraseLocation *__pyx_v_suffix_loc = 0;
   struct __pyx_obj_3_sa_PhraseLocation *__pyx_v_result = 0;
-  PyObject *__pyx_v_intersect_method = NULL;
+  CYTHON_UNUSED PyObject *__pyx_v_intersect_method = NULL;
   struct __pyx_obj_3_sa_PhraseLocation *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
   PyObject *__pyx_t_1 = NULL;
@@ -39663,9 +42896,9 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("intersect");
+  __Pyx_RefNannySetupContext("intersect", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":825
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":825
  *         cdef PhraseLocation prefix_loc, suffix_loc, result
  * 
  *         prefix = prefix_node.phrase             # <<<<<<<<<<<<<<
@@ -39678,7 +42911,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   __pyx_v_prefix = ((struct __pyx_obj_3_sa_Phrase *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":826
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":826
  * 
  *         prefix = prefix_node.phrase
  *         suffix = suffix_node.phrase             # <<<<<<<<<<<<<<
@@ -39691,7 +42924,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   __pyx_v_suffix = ((struct __pyx_obj_3_sa_Phrase *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":827
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":827
  *         prefix = prefix_node.phrase
  *         suffix = suffix_node.phrase
  *         prefix_loc = prefix_node.phrase_location             # <<<<<<<<<<<<<<
@@ -39704,7 +42937,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   __pyx_v_prefix_loc = ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":828
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":828
  *         suffix = suffix_node.phrase
  *         prefix_loc = prefix_node.phrase_location
  *         suffix_loc = suffix_node.phrase_location             # <<<<<<<<<<<<<<
@@ -39717,7 +42950,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   __pyx_v_suffix_loc = ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":830
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":830
  *         suffix_loc = suffix_node.phrase_location
  * 
  *         result = self.get_precomputed_collocation(phrase)             # <<<<<<<<<<<<<<
@@ -39727,7 +42960,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_v_self), __pyx_n_s_120); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 830; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+  __Pyx_GOTREF(__pyx_t_2);
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   PyTuple_SET_ITEM(__pyx_t_2, 0, ((PyObject *)__pyx_v_phrase));
   __Pyx_GIVEREF(((PyObject *)__pyx_v_phrase));
@@ -39739,7 +42972,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   __pyx_v_result = ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":831
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":831
  * 
  *         result = self.get_precomputed_collocation(phrase)
  *         if result is not None:             # <<<<<<<<<<<<<<
@@ -39749,7 +42982,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   __pyx_t_4 = (((PyObject *)__pyx_v_result) != Py_None);
   if (__pyx_t_4) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":832
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":832
  *         result = self.get_precomputed_collocation(phrase)
  *         if result is not None:
  *             intersect_method = "precomputed"             # <<<<<<<<<<<<<<
@@ -39762,7 +42995,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":834
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":834
  *             intersect_method = "precomputed"
  * 
  *         if result is None:             # <<<<<<<<<<<<<<
@@ -39772,7 +43005,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   __pyx_t_4 = (((PyObject *)__pyx_v_result) == Py_None);
   if (__pyx_t_4) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":835
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":835
  * 
  *         if result is None:
  *             if self.use_baeza_yates:             # <<<<<<<<<<<<<<
@@ -39781,7 +43014,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
  */
     if (__pyx_v_self->use_baeza_yates) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":836
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":836
  *         if result is None:
  *             if self.use_baeza_yates:
  *                 result = self.intersect_helper(prefix, suffix, prefix_loc, suffix_loc, BAEZA_YATES)             # <<<<<<<<<<<<<<
@@ -39795,7 +43028,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
       __pyx_v_result = ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_t_3);
       __pyx_t_3 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":837
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":837
  *             if self.use_baeza_yates:
  *                 result = self.intersect_helper(prefix, suffix, prefix_loc, suffix_loc, BAEZA_YATES)
  *                 intersect_method="double binary"             # <<<<<<<<<<<<<<
@@ -39809,7 +43042,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":839
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":839
  *                 intersect_method="double binary"
  *             else:
  *                 result = self.intersect_helper(prefix, suffix, prefix_loc, suffix_loc, MERGE)             # <<<<<<<<<<<<<<
@@ -39823,7 +43056,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
       __pyx_v_result = ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_t_3);
       __pyx_t_3 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":840
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":840
  *             else:
  *                 result = self.intersect_helper(prefix, suffix, prefix_loc, suffix_loc, MERGE)
  *                 intersect_method="merge"             # <<<<<<<<<<<<<<
@@ -39839,7 +43072,7 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   }
   __pyx_L4:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":841
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":841
  *                 result = self.intersect_helper(prefix, suffix, prefix_loc, suffix_loc, MERGE)
  *                 intersect_method="merge"
  *         return result             # <<<<<<<<<<<<<<
@@ -39871,56 +43104,22 @@ static struct __pyx_obj_3_sa_PhraseLocation *__pyx_f_3_sa_23HieroCachingRuleFact
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":843
- *         return result
- * 
- *     def advance(self, frontier, res, fwords):             # <<<<<<<<<<<<<<
- *         cdef unsigned na
- *         nf = []
- */
-
-static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_6advance(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
-static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_6advance(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
+/* Python wrapper */
+static PyObject *__pyx_pw_3_sa_23HieroCachingRuleFactory_13advance(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
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   PyObject *__pyx_v_frontier = 0;
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-  PyObject *__pyx_v_toskip = NULL;
-  PyObject *__pyx_v_i = NULL;
-  PyObject *__pyx_v_alt = NULL;
-  PyObject *__pyx_v_pathlen = NULL;
-  PyObject *__pyx_v_spanlen = NULL;
-  PyObject *__pyx_v_ni = NULL;
-  PyObject *__pyx_r = NULL;
+  PyObject *__pyx_r = 0;
   __Pyx_RefNannyDeclarations
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-  PyObject *(*__pyx_t_8)(PyObject *);
-  PyObject *__pyx_t_9 = NULL;
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-  PyObject *__pyx_t_11 = NULL;
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-  unsigned int __pyx_t_16;
-  int __pyx_t_17;
-  int __pyx_lineno = 0;
-  const char *__pyx_filename = NULL;
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-      switch (PyTuple_GET_SIZE(__pyx_args)) {
+      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
+      switch (pos_args) {
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         case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
         case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
@@ -39928,26 +43127,23 @@ static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_6advance(PyObject *__py
         default: goto __pyx_L5_argtuple_error;
       }
       kw_args = PyDict_Size(__pyx_kwds);
-      switch (PyTuple_GET_SIZE(__pyx_args)) {
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-        values[1] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__res);
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         case  2:
-        values[2] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__fwords);
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":852
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":853
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@@ -40250,7 +43508,7 @@ static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_6advance(PyObject *__py
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":854
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":855
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_4));
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-    goto __pyx_L16;
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":857
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-  __pyx_L16:;
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 }
 
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+        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "get_all_nodes_isteps_away") < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 859; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
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+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":859
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+ *         cdef unsigned alt_it
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":861
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+  Py_ssize_t __pyx_t_3;
+  PyObject *__pyx_t_4 = NULL;
+  int __pyx_t_5;
+  PyObject *(*__pyx_t_6)(PyObject *);
+  Py_ssize_t __pyx_t_7;
+  PyObject *(*__pyx_t_8)(PyObject *);
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+  Py_ssize_t __pyx_t_11;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":862
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":863
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@@ -40543,11 +43802,11 @@ static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_7get_all_nodes_isteps_a
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":864
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":865
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":866
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":867
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":869
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_4));
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@@ -40634,7 +43893,7 @@ static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_7get_all_nodes_isteps_a
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     __pyx_t_2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":870
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":870
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@@ -40643,9 +43902,9 @@ static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_7get_all_nodes_isteps_a
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     if (PyObject_SetItem(__pyx_v_reachable_buffer, ((PyObject *)__pyx_v_key), __pyx_v_reachable) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 870; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __pyx_L7:;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":871
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     __pyx_t_6 = Py_TYPE(__pyx_t_2)->tp_iternext;
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-    if (PyList_CheckExact(__pyx_t_2)) {
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-      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_2, __pyx_t_3); __Pyx_INCREF(__pyx_t_4); __pyx_t_3++;
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":872
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@@ -40701,12 +43968,20 @@ static PyObject *__pyx_pf_3_sa_23HieroCachingRuleFactory_7get_all_nodes_isteps_a
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-        __pyx_t_4 = PyList_GET_ITEM(__pyx_t_1, __pyx_t_7); __Pyx_INCREF(__pyx_t_4); __pyx_t_7++;
-      } else if (PyTuple_CheckExact(__pyx_t_1)) {
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-        __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_7); __Pyx_INCREF(__pyx_t_4); __pyx_t_7++;
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":873
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-      __Pyx_GOTREF(((PyObject *)__pyx_t_9));
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":874
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":874
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":875
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":875
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-        goto __pyx_L10_continue;
-        goto __pyx_L12;
+        goto __pyx_L7_continue;
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":876
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+  PyObject *__pyx_v_alt = NULL;
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+  PyObject *__pyx_v_jump = NULL;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":919
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":921
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":922
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":923
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":924
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":925
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":928
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+        __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_self->rules->root);
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@@ -42515,7 +45936,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
     }
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":964
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":964
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@@ -42526,16 +45947,16 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":965
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":965
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+  __pyx_cur_scope->__pyx_v_x1 = __pyx_f_3_sa_sym_setindex(__pyx_cur_scope->__pyx_v_self->category, 1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":966
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":966
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":967
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":967
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+    __pyx_t_9 = PyObject_GetAttr(__pyx_cur_scope->__pyx_v_self->rules->root, __pyx_n_s__children); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 967; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -42572,7 +45993,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
   }
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":969
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":969
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+    if (PyDict_SetItem(__pyx_t_10, ((PyObject *)__pyx_n_s__suffix_link), __pyx_cur_scope->__pyx_v_self->rules->root) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 969; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+    __pyx_t_9 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_ExtendedTrieNode)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_10)); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 969; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -42595,21 +46016,21 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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     __pyx_t_9 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":970
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":970
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+    __pyx_t_9 = PyObject_GetAttr(__pyx_cur_scope->__pyx_v_self->rules->root, __pyx_n_s__children); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 970; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":972
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":972
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  *         for i in range(self.min_gap_size, len(fwords)):             # <<<<<<<<<<<<<<
@@ -42617,10 +46038,10 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":973
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":973
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":974
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":974
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":975
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":975
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-        __Pyx_GOTREF(((PyObject *)__pyx_t_12));
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-        __Pyx_GOTREF(((PyObject *)__pyx_t_13));
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@@ -42717,7 +46134,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":977
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":977
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_13));
+  __Pyx_GOTREF(__pyx_t_13);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":978
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":978
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  *         next_states = []
  *         for i in range(len(fwords)):             # <<<<<<<<<<<<<<
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":979
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":979
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+    __pyx_t_12 = PyInt_FromLong(__pyx_cur_scope->__pyx_v_self->min_gap_size); if (unlikely(!__pyx_t_12)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 979; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+    __Pyx_GOTREF(__pyx_t_2);
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   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":981
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":981
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  * 
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@@ -42784,14 +46198,11 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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-    }
-    __pyx_t_1 = PyList_GET_SIZE(((PyObject *)__pyx_cur_scope->__pyx_v_frontier)); 
+    __pyx_t_1 = PyList_GET_SIZE(((PyObject *)__pyx_cur_scope->__pyx_v_frontier)); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 981; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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     if (!__pyx_t_8) break;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":982
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":982
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-    __Pyx_GOTREF(((PyObject *)__pyx_t_12));
+    __Pyx_GOTREF(__pyx_t_12);
     __Pyx_XGOTREF(((PyObject *)__pyx_cur_scope->__pyx_v_new_frontier));
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":983
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":983
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-      PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable"); {__pyx_filename = __pyx_f[8]; __pyx_lineno = 983; __pyx_clineno = __LINE__; goto __pyx_L1_error;} 
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-      __pyx_t_2 = PyList_GET_ITEM(__pyx_t_12, __pyx_t_1); __Pyx_INCREF(__pyx_t_2); __pyx_t_1++;
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_2 = PyList_GET_ITEM(__pyx_t_12, __pyx_t_1); __Pyx_INCREF(__pyx_t_2); __pyx_t_1++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 983; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_2 = PySequence_ITEM(__pyx_t_12, __pyx_t_1); __pyx_t_1++; if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 983; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
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         PyObject* sequence = __pyx_t_2;
+        #if CYTHON_COMPILING_IN_CPYTHON
+        Py_ssize_t size = Py_SIZE(sequence);
+        #else
+        Py_ssize_t size = PySequence_Size(sequence);
+        #endif
+        if (unlikely(size != 7)) {
+          if (size > 7) __Pyx_RaiseTooManyValuesError(7);
+          else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
+          {__pyx_filename = __pyx_f[8]; __pyx_lineno = 983; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        }
+        #if CYTHON_COMPILING_IN_CPYTHON
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-          if (unlikely(PyTuple_GET_SIZE(sequence) != 7)) {
-            if (PyTuple_GET_SIZE(sequence) > 7) __Pyx_RaiseTooManyValuesError(7);
-            else __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(sequence));
-            {__pyx_filename = __pyx_f[8]; __pyx_lineno = 983; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -42836,11 +46254,6 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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-          if (unlikely(PyList_GET_SIZE(sequence) != 7)) {
-            if (PyList_GET_SIZE(sequence) > 7) __Pyx_RaiseTooManyValuesError(7);
-            else __Pyx_RaiseNeedMoreValuesError(PyList_GET_SIZE(sequence));
-            {__pyx_filename = __pyx_f[8]; __pyx_lineno = 983; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -42856,34 +46269,36 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         __Pyx_INCREF(__pyx_t_3);
         __Pyx_INCREF(__pyx_t_14);
         __Pyx_INCREF(__pyx_t_15);
+        #else
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+        PyObject** temps[7] = {&__pyx_t_13,&__pyx_t_7,&__pyx_t_9,&__pyx_t_10,&__pyx_t_3,&__pyx_t_14,&__pyx_t_15};
+        for (i=0; i < 7; i++) {
+          PyObject* item = PySequence_ITEM(sequence, i); if (unlikely(!item)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 983; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          *(temps[i]) = item;
+        }
+        #endif
         __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
-      } else {
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-        __Pyx_GOTREF(__pyx_t_15);
+        for (index=0; index < 7; index++) {
+          PyObject* item = __pyx_t_17(__pyx_t_16); if (unlikely(!item)) goto __pyx_L21_unpacking_failed;
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+        }
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+        __pyx_t_17 = NULL;
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-        if (PyErr_Occurred() && PyErr_ExceptionMatches(PyExc_StopIteration)) PyErr_Clear();
-        if (!PyErr_Occurred()) __Pyx_RaiseNeedMoreValuesError(index);
+        __pyx_t_17 = NULL;
+        if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
         {__pyx_filename = __pyx_f[8]; __pyx_lineno = 983; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -42917,7 +46332,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
       __pyx_cur_scope->__pyx_v_is_shadow_path = __pyx_t_15;
       __pyx_t_15 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":984
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":984
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  *             for k, i, alt, pathlen, node, prefix, is_shadow_path in frontier:
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@@ -42938,7 +46353,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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       __pyx_t_2 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":985
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":985
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       __pyx_t_2 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":987
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":987
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-      __Pyx_GOTREF(__pyx_t_15);
+      __pyx_t_15 = PyObject_RichCompare(__pyx_cur_scope->__pyx_v_word_id, __pyx_t_2, Py_EQ); __Pyx_XGOTREF(__pyx_t_15); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 987; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":989
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":989
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-        __Pyx_GOTREF(__pyx_t_14);
+        __pyx_t_14 = PyObject_RichCompare(__pyx_t_2, __pyx_t_15, Py_GE); __Pyx_XGOTREF(__pyx_t_14); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 989; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":990
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":990
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":991
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":991
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":992
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":992
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-          __Pyx_GOTREF(((PyObject *)__pyx_t_3));
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         }
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":993
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":993
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":995
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":995
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  * 
  *                 phrase = prefix + (word_id,)             # <<<<<<<<<<<<<<
@@ -43096,7 +46506,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  *                 arity = hiero_phrase.arity()
  */
       __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 995; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(((PyObject *)__pyx_t_3));
+      __Pyx_GOTREF(__pyx_t_3);
       __Pyx_INCREF(__pyx_cur_scope->__pyx_v_word_id);
       PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_cur_scope->__pyx_v_word_id);
       __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_word_id);
@@ -43109,7 +46519,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
       __pyx_cur_scope->__pyx_v_phrase = __pyx_t_15;
       __pyx_t_15 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":996
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":996
  * 
  *                 phrase = prefix + (word_id,)
  *                 hiero_phrase = Phrase(phrase)             # <<<<<<<<<<<<<<
@@ -43117,7 +46527,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  * 
  */
       __pyx_t_15 = PyTuple_New(1); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 996; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(((PyObject *)__pyx_t_15));
+      __Pyx_GOTREF(__pyx_t_15);
       __Pyx_INCREF(__pyx_cur_scope->__pyx_v_phrase);
       PyTuple_SET_ITEM(__pyx_t_15, 0, __pyx_cur_scope->__pyx_v_phrase);
       __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_phrase);
@@ -43130,7 +46540,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
       __pyx_cur_scope->__pyx_v_hiero_phrase = ((struct __pyx_obj_3_sa_Phrase *)__pyx_t_3);
       __pyx_t_3 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":997
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":997
  *                 phrase = prefix + (word_id,)
  *                 hiero_phrase = Phrase(phrase)
  *                 arity = hiero_phrase.arity()             # <<<<<<<<<<<<<<
@@ -43146,7 +46556,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
       __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
       __pyx_cur_scope->__pyx_v_arity = __pyx_t_18;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":999
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":999
  *                 arity = hiero_phrase.arity()
  * 
  *                 lookup_required = False             # <<<<<<<<<<<<<<
@@ -43155,7 +46565,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  */
       __pyx_cur_scope->__pyx_v_lookup_required = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1000
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1000
  * 
  *                 lookup_required = False
  *                 if word_id in node.children:             # <<<<<<<<<<<<<<
@@ -43164,11 +46574,11 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  */
       __pyx_t_15 = PyObject_GetAttr(__pyx_cur_scope->__pyx_v_node, __pyx_n_s__children); if (unlikely(!__pyx_t_15)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1000; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_15);
-      __pyx_t_8 = ((PySequence_Contains(__pyx_t_15, __pyx_cur_scope->__pyx_v_word_id))); if (unlikely(__pyx_t_8 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1000; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_8 = (__Pyx_PySequence_Contains(__pyx_cur_scope->__pyx_v_word_id, __pyx_t_15, Py_EQ)); if (unlikely(__pyx_t_8 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1000; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
       if (__pyx_t_8) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1001
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1001
  *                 lookup_required = False
  *                 if word_id in node.children:
  *                     if node.children[word_id] is None:             # <<<<<<<<<<<<<<
@@ -43184,7 +46594,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
         if (__pyx_t_8) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1003
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1003
  *                     if node.children[word_id] is None:
  *                         # Path dead-ends at this node
  *                         continue             # <<<<<<<<<<<<<<
@@ -43196,7 +46606,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1006
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1006
  *                     else:
  *                         # Path continues at this node
  *                         node = node.children[word_id]             # <<<<<<<<<<<<<<
@@ -43219,7 +46629,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1008
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1008
  *                         node = node.children[word_id]
  *                 else:
  *                     if node.suffix_link is None:             # <<<<<<<<<<<<<<
@@ -43232,7 +46642,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
         if (__pyx_t_8) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1010
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1010
  *                     if node.suffix_link is None:
  *                         # Current node is root; lookup required
  *                         lookup_required = True             # <<<<<<<<<<<<<<
@@ -43244,7 +46654,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1012
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1012
  *                         lookup_required = True
  *                     else:
  *                         if word_id in node.suffix_link.children:             # <<<<<<<<<<<<<<
@@ -43256,11 +46666,11 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_t_3 = PyObject_GetAttr(__pyx_t_15, __pyx_n_s__children); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1012; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_3);
           __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
-          __pyx_t_8 = ((PySequence_Contains(__pyx_t_3, __pyx_cur_scope->__pyx_v_word_id))); if (unlikely(__pyx_t_8 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1012; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_8 = (__Pyx_PySequence_Contains(__pyx_cur_scope->__pyx_v_word_id, __pyx_t_3, Py_EQ)); if (unlikely(__pyx_t_8 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1012; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
           if (__pyx_t_8) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1013
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1013
  *                     else:
  *                         if word_id in node.suffix_link.children:
  *                             if node.suffix_link.children[word_id] is None:             # <<<<<<<<<<<<<<
@@ -43279,7 +46689,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
             if (__pyx_t_8) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1015
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1015
  *                             if node.suffix_link.children[word_id] is None:
  *                                 # Suffix link reports path is dead end
  *                                 node.children[word_id] = None             # <<<<<<<<<<<<<<
@@ -43291,7 +46701,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
               if (PyObject_SetItem(__pyx_t_3, __pyx_cur_scope->__pyx_v_word_id, Py_None) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1015; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1016
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1016
  *                                 # Suffix link reports path is dead end
  *                                 node.children[word_id] = None
  *                                 continue             # <<<<<<<<<<<<<<
@@ -43303,7 +46713,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             }
             /*else*/ {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1019
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1019
  *                             else:
  *                                 # Suffix link indicates lookup is reqired
  *                                 lookup_required = True             # <<<<<<<<<<<<<<
@@ -43317,7 +46727,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           }
           /*else*/ {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1022
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1022
  *                         else:
  *                             #ERROR: We never get here
  *                             raise Exception("Keyword trie error")             # <<<<<<<<<<<<<<
@@ -43336,7 +46746,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
       }
       __pyx_L27:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1024
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1024
  *                             raise Exception("Keyword trie error")
  *                 # checking whether lookup_required
  *                 if lookup_required:             # <<<<<<<<<<<<<<
@@ -43345,7 +46755,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  */
       if (__pyx_cur_scope->__pyx_v_lookup_required) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1025
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1025
  *                 # checking whether lookup_required
  *                 if lookup_required:
  *                     new_node = None             # <<<<<<<<<<<<<<
@@ -43358,7 +46768,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         __Pyx_GIVEREF(Py_None);
         __pyx_cur_scope->__pyx_v_new_node = Py_None;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1026
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1026
  *                 if lookup_required:
  *                     new_node = None
  *                     if is_shadow_path:             # <<<<<<<<<<<<<<
@@ -43368,7 +46778,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         __pyx_t_8 = __Pyx_PyObject_IsTrue(__pyx_cur_scope->__pyx_v_is_shadow_path); if (unlikely(__pyx_t_8 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1026; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         if (__pyx_t_8) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1029
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1029
  *                         # Extending shadow path
  *                         # on the shadow path we don't do any search, we just use info from suffix link
  *                         new_node = ExtendedTrieNode(phrase_location=node.suffix_link.children[word_id].phrase_location,             # <<<<<<<<<<<<<<
@@ -43391,7 +46801,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           if (PyDict_SetItem(__pyx_t_3, ((PyObject *)__pyx_n_s__phrase_location), __pyx_t_2) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1029; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1030
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1030
  *                         # on the shadow path we don't do any search, we just use info from suffix link
  *                         new_node = ExtendedTrieNode(phrase_location=node.suffix_link.children[word_id].phrase_location,
  *                                 suffix_link=node.suffix_link.children[word_id],             # <<<<<<<<<<<<<<
@@ -43409,7 +46819,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           if (PyDict_SetItem(__pyx_t_3, ((PyObject *)__pyx_n_s__suffix_link), __pyx_t_2) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1029; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1031
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1031
  *                         new_node = ExtendedTrieNode(phrase_location=node.suffix_link.children[word_id].phrase_location,
  *                                 suffix_link=node.suffix_link.children[word_id],
  *                                 phrase=hiero_phrase)             # <<<<<<<<<<<<<<
@@ -43417,7 +46827,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  *                         if arity > 0:
  */
           if (PyDict_SetItem(__pyx_t_3, ((PyObject *)__pyx_n_s__phrase), ((PyObject *)__pyx_cur_scope->__pyx_v_hiero_phrase)) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1029; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-          __pyx_t_2 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_ExtendedTrieNode)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_3)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1029; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_2 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_ExtendedTrieNode)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_3)); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1029; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_2);
           __Pyx_DECREF(((PyObject *)__pyx_t_3)); __pyx_t_3 = 0;
           __Pyx_GOTREF(__pyx_cur_scope->__pyx_v_new_node);
@@ -43429,7 +46839,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1033
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1033
  *                                 phrase=hiero_phrase)
  *                     else:
  *                         if arity > 0:             # <<<<<<<<<<<<<<
@@ -43439,7 +46849,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_t_8 = (__pyx_cur_scope->__pyx_v_arity > 0);
           if (__pyx_t_8) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1035
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1035
  *                         if arity > 0:
  *                             # Intersecting because of arity > 0
  *                             phrase_location = self.intersect(node, node.suffix_link.children[word_id], hiero_phrase)             # <<<<<<<<<<<<<<
@@ -43454,7 +46864,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __pyx_t_2 = PyObject_GetItem(__pyx_t_3, __pyx_cur_scope->__pyx_v_word_id); if (!__pyx_t_2) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1035; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_2);
             __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
-            __pyx_t_3 = ((PyObject *)((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->__pyx_vtab)->intersect(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self), __pyx_cur_scope->__pyx_v_node, __pyx_t_2, __pyx_cur_scope->__pyx_v_hiero_phrase)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1035; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_3 = ((PyObject *)((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self->__pyx_vtab)->intersect(__pyx_cur_scope->__pyx_v_self, __pyx_cur_scope->__pyx_v_node, __pyx_t_2, __pyx_cur_scope->__pyx_v_hiero_phrase)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1035; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_3);
             __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
             __Pyx_XGOTREF(((PyObject *)__pyx_cur_scope->__pyx_v_phrase_location));
@@ -43466,7 +46876,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           }
           /*else*/ {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1038
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1038
  *                         else:
  *                             # Suffix array search
  *                             phrase_location = node.phrase_location             # <<<<<<<<<<<<<<
@@ -43482,14 +46892,14 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __pyx_cur_scope->__pyx_v_phrase_location = ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_t_3);
             __pyx_t_3 = 0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1039
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1039
  *                             # Suffix array search
  *                             phrase_location = node.phrase_location
  *                             sa_range = self.fsa.lookup(sym_tostring(phrase[-1]), len(phrase)-1, phrase_location.sa_low, phrase_location.sa_high)             # <<<<<<<<<<<<<<
  *                             if sa_range is not None:
  *                                 phrase_location = PhraseLocation(sa_low=sa_range[0], sa_high=sa_range[1])
  */
-            __pyx_t_3 = PyObject_GetAttr(((PyObject *)((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->fsa), __pyx_n_s__lookup); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1039; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_3 = PyObject_GetAttr(((PyObject *)__pyx_cur_scope->__pyx_v_self->fsa), __pyx_n_s__lookup); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1039; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_3);
             __pyx_t_2 = __Pyx_GetItemInt(__pyx_cur_scope->__pyx_v_phrase, -1, sizeof(long), PyInt_FromLong); if (!__pyx_t_2) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1039; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_2);
@@ -43505,7 +46915,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __pyx_t_10 = PyInt_FromLong(__pyx_cur_scope->__pyx_v_phrase_location->sa_high); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1039; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_GOTREF(__pyx_t_10);
             __pyx_t_9 = PyTuple_New(4); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1039; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-            __Pyx_GOTREF(((PyObject *)__pyx_t_9));
+            __Pyx_GOTREF(__pyx_t_9);
             PyTuple_SET_ITEM(__pyx_t_9, 0, ((PyObject *)__pyx_t_2));
             __Pyx_GIVEREF(((PyObject *)__pyx_t_2));
             PyTuple_SET_ITEM(__pyx_t_9, 1, __pyx_t_15);
@@ -43528,7 +46938,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __pyx_cur_scope->__pyx_v_sa_range = __pyx_t_10;
             __pyx_t_10 = 0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1040
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1040
  *                             phrase_location = node.phrase_location
  *                             sa_range = self.fsa.lookup(sym_tostring(phrase[-1]), len(phrase)-1, phrase_location.sa_low, phrase_location.sa_high)
  *                             if sa_range is not None:             # <<<<<<<<<<<<<<
@@ -43538,7 +46948,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __pyx_t_8 = (__pyx_cur_scope->__pyx_v_sa_range != Py_None);
             if (__pyx_t_8) {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1041
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1041
  *                             sa_range = self.fsa.lookup(sym_tostring(phrase[-1]), len(phrase)-1, phrase_location.sa_low, phrase_location.sa_high)
  *                             if sa_range is not None:
  *                                 phrase_location = PhraseLocation(sa_low=sa_range[0], sa_high=sa_range[1])             # <<<<<<<<<<<<<<
@@ -43555,7 +46965,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
               __Pyx_GOTREF(__pyx_t_9);
               if (PyDict_SetItem(__pyx_t_10, ((PyObject *)__pyx_n_s__sa_high), __pyx_t_9) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1041; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
-              __pyx_t_9 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_PhraseLocation)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_10)); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1041; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              __pyx_t_9 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_PhraseLocation)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_10)); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1041; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_9);
               __Pyx_DECREF(((PyObject *)__pyx_t_10)); __pyx_t_10 = 0;
               __Pyx_GOTREF(((PyObject *)__pyx_cur_scope->__pyx_v_phrase_location));
@@ -43567,7 +46977,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             }
             /*else*/ {
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1043
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1043
  *                                 phrase_location = PhraseLocation(sa_low=sa_range[0], sa_high=sa_range[1])
  *                             else:
  *                                 phrase_location = None             # <<<<<<<<<<<<<<
@@ -43584,7 +46994,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           }
           __pyx_L34:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1045
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1045
  *                                 phrase_location = None
  * 
  *                         if phrase_location is None:             # <<<<<<<<<<<<<<
@@ -43594,7 +47004,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_t_8 = (((PyObject *)__pyx_cur_scope->__pyx_v_phrase_location) == Py_None);
           if (__pyx_t_8) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1046
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1046
  * 
  *                         if phrase_location is None:
  *                             node.children[word_id] = None             # <<<<<<<<<<<<<<
@@ -43606,7 +47016,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             if (PyObject_SetItem(__pyx_t_9, __pyx_cur_scope->__pyx_v_word_id, Py_None) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1046; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
             __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1048
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1048
  *                             node.children[word_id] = None
  *                             # Search failed
  *                             continue             # <<<<<<<<<<<<<<
@@ -43618,20 +47028,20 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           }
           __pyx_L36:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1050
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1050
  *                             continue
  *                         # Search succeeded
  *                         suffix_link = self.rules.root             # <<<<<<<<<<<<<<
  *                         if node.suffix_link is not None:
  *                             suffix_link = node.suffix_link.children[word_id]
  */
-          __Pyx_INCREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->rules->root);
+          __Pyx_INCREF(__pyx_cur_scope->__pyx_v_self->rules->root);
           __Pyx_XGOTREF(__pyx_cur_scope->__pyx_v_suffix_link);
           __Pyx_XDECREF(__pyx_cur_scope->__pyx_v_suffix_link);
-          __Pyx_GIVEREF(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->rules->root);
-          __pyx_cur_scope->__pyx_v_suffix_link = ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->rules->root;
+          __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_self->rules->root);
+          __pyx_cur_scope->__pyx_v_suffix_link = __pyx_cur_scope->__pyx_v_self->rules->root;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1051
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1051
  *                         # Search succeeded
  *                         suffix_link = self.rules.root
  *                         if node.suffix_link is not None:             # <<<<<<<<<<<<<<
@@ -43644,7 +47054,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
           if (__pyx_t_8) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1052
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1052
  *                         suffix_link = self.rules.root
  *                         if node.suffix_link is not None:
  *                             suffix_link = node.suffix_link.children[word_id]             # <<<<<<<<<<<<<<
@@ -43668,7 +47078,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           }
           __pyx_L37:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1053
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1053
  *                         if node.suffix_link is not None:
  *                             suffix_link = node.suffix_link.children[word_id]
  *                         new_node = ExtendedTrieNode(phrase_location=phrase_location,             # <<<<<<<<<<<<<<
@@ -43679,7 +47089,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __Pyx_GOTREF(((PyObject *)__pyx_t_9));
           if (PyDict_SetItem(__pyx_t_9, ((PyObject *)__pyx_n_s__phrase_location), ((PyObject *)__pyx_cur_scope->__pyx_v_phrase_location)) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1053; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1054
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1054
  *                             suffix_link = node.suffix_link.children[word_id]
  *                         new_node = ExtendedTrieNode(phrase_location=phrase_location,
  *                                 suffix_link=suffix_link,             # <<<<<<<<<<<<<<
@@ -43688,7 +47098,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  */
           if (PyDict_SetItem(__pyx_t_9, ((PyObject *)__pyx_n_s__suffix_link), __pyx_cur_scope->__pyx_v_suffix_link) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1053; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1055
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1055
  *                         new_node = ExtendedTrieNode(phrase_location=phrase_location,
  *                                 suffix_link=suffix_link,
  *                                 phrase=hiero_phrase)             # <<<<<<<<<<<<<<
@@ -43696,7 +47106,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  *                     node = new_node
  */
           if (PyDict_SetItem(__pyx_t_9, ((PyObject *)__pyx_n_s__phrase), ((PyObject *)__pyx_cur_scope->__pyx_v_hiero_phrase)) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1053; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-          __pyx_t_10 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_ExtendedTrieNode)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_9)); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1053; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_10 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_ExtendedTrieNode)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_9)); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1053; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_10);
           __Pyx_DECREF(((PyObject *)__pyx_t_9)); __pyx_t_9 = 0;
           __Pyx_GOTREF(__pyx_cur_scope->__pyx_v_new_node);
@@ -43707,7 +47117,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         }
         __pyx_L33:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1056
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1056
  *                                 suffix_link=suffix_link,
  *                                 phrase=hiero_phrase)
  *                     node.children[word_id] = new_node             # <<<<<<<<<<<<<<
@@ -43719,7 +47129,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         if (PyObject_SetItem(__pyx_t_10, __pyx_cur_scope->__pyx_v_word_id, __pyx_cur_scope->__pyx_v_new_node) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1056; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1057
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1057
  *                                 phrase=hiero_phrase)
  *                     node.children[word_id] = new_node
  *                     node = new_node             # <<<<<<<<<<<<<<
@@ -43732,17 +47142,17 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_new_node);
         __pyx_cur_scope->__pyx_v_node = __pyx_cur_scope->__pyx_v_new_node;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1062
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1062
  *                     This should happen before we get to extraction (so that
  *                     the node will exist if needed)'''
  *                     if arity < self.max_nonterminals:             # <<<<<<<<<<<<<<
  *                         xcat_index = arity+1
  *                         xcat = sym_setindex(self.category, xcat_index)
  */
-        __pyx_t_8 = (__pyx_cur_scope->__pyx_v_arity < ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->max_nonterminals);
+        __pyx_t_8 = (__pyx_cur_scope->__pyx_v_arity < __pyx_cur_scope->__pyx_v_self->max_nonterminals);
         if (__pyx_t_8) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1063
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1063
  *                     the node will exist if needed)'''
  *                     if arity < self.max_nonterminals:
  *                         xcat_index = arity+1             # <<<<<<<<<<<<<<
@@ -43757,7 +47167,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_cur_scope->__pyx_v_xcat_index = __pyx_t_10;
           __pyx_t_10 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1064
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1064
  *                     if arity < self.max_nonterminals:
  *                         xcat_index = arity+1
  *                         xcat = sym_setindex(self.category, xcat_index)             # <<<<<<<<<<<<<<
@@ -43765,9 +47175,9 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  *                         if is_shadow_path:
  */
           __pyx_t_18 = __Pyx_PyInt_AsInt(__pyx_cur_scope->__pyx_v_xcat_index); if (unlikely((__pyx_t_18 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1064; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-          __pyx_cur_scope->__pyx_v_xcat = __pyx_f_3_sa_sym_setindex(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->category, __pyx_t_18);
+          __pyx_cur_scope->__pyx_v_xcat = __pyx_f_3_sa_sym_setindex(__pyx_cur_scope->__pyx_v_self->category, __pyx_t_18);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1065
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1065
  *                         xcat_index = arity+1
  *                         xcat = sym_setindex(self.category, xcat_index)
  *                         suffix_link_xcat_index = xcat_index             # <<<<<<<<<<<<<<
@@ -43780,7 +47190,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_xcat_index);
           __pyx_cur_scope->__pyx_v_suffix_link_xcat_index = __pyx_cur_scope->__pyx_v_xcat_index;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1066
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1066
  *                         xcat = sym_setindex(self.category, xcat_index)
  *                         suffix_link_xcat_index = xcat_index
  *                         if is_shadow_path:             # <<<<<<<<<<<<<<
@@ -43790,7 +47200,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_t_8 = __Pyx_PyObject_IsTrue(__pyx_cur_scope->__pyx_v_is_shadow_path); if (unlikely(__pyx_t_8 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1066; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           if (__pyx_t_8) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1067
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1067
  *                         suffix_link_xcat_index = xcat_index
  *                         if is_shadow_path:
  *                             suffix_link_xcat_index = xcat_index-1             # <<<<<<<<<<<<<<
@@ -43808,7 +47218,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           }
           __pyx_L39:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1068
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1068
  *                         if is_shadow_path:
  *                             suffix_link_xcat_index = xcat_index-1
  *                         suffix_link_xcat = sym_setindex(self.category, suffix_link_xcat_index)             # <<<<<<<<<<<<<<
@@ -43816,9 +47226,9 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  *                                 suffix_link=node.suffix_link.children[suffix_link_xcat],
  */
           __pyx_t_18 = __Pyx_PyInt_AsInt(__pyx_cur_scope->__pyx_v_suffix_link_xcat_index); if (unlikely((__pyx_t_18 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1068; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-          __pyx_cur_scope->__pyx_v_suffix_link_xcat = __pyx_f_3_sa_sym_setindex(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->category, __pyx_t_18);
+          __pyx_cur_scope->__pyx_v_suffix_link_xcat = __pyx_f_3_sa_sym_setindex(__pyx_cur_scope->__pyx_v_self->category, __pyx_t_18);
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1069
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1069
  *                             suffix_link_xcat_index = xcat_index-1
  *                         suffix_link_xcat = sym_setindex(self.category, suffix_link_xcat_index)
  *                         node.children[xcat] = ExtendedTrieNode(phrase_location=node.phrase_location,             # <<<<<<<<<<<<<<
@@ -43832,7 +47242,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           if (PyDict_SetItem(__pyx_t_10, ((PyObject *)__pyx_n_s__phrase_location), __pyx_t_9) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1069; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1070
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1070
  *                         suffix_link_xcat = sym_setindex(self.category, suffix_link_xcat_index)
  *                         node.children[xcat] = ExtendedTrieNode(phrase_location=node.phrase_location,
  *                                 suffix_link=node.suffix_link.children[suffix_link_xcat],             # <<<<<<<<<<<<<<
@@ -43850,7 +47260,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           if (PyDict_SetItem(__pyx_t_10, ((PyObject *)__pyx_n_s__suffix_link), __pyx_t_9) < 0) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1069; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1071
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1071
  *                         node.children[xcat] = ExtendedTrieNode(phrase_location=node.phrase_location,
  *                                 suffix_link=node.suffix_link.children[suffix_link_xcat],
  *                                 phrase= Phrase(phrase + (xcat,)))             # <<<<<<<<<<<<<<
@@ -43860,7 +47270,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_t_9 = PyInt_FromLong(__pyx_cur_scope->__pyx_v_xcat); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1071; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
           __Pyx_GOTREF(__pyx_t_9);
           __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1071; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-          __Pyx_GOTREF(((PyObject *)__pyx_t_3));
+          __Pyx_GOTREF(__pyx_t_3);
           PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_9);
           __Pyx_GIVEREF(__pyx_t_9);
           __pyx_t_9 = 0;
@@ -43868,7 +47278,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __Pyx_GOTREF(__pyx_t_9);
           __Pyx_DECREF(((PyObject *)__pyx_t_3)); __pyx_t_3 = 0;
           __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1071; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-          __Pyx_GOTREF(((PyObject *)__pyx_t_3));
+          __Pyx_GOTREF(__pyx_t_3);
           PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_9);
           __Pyx_GIVEREF(__pyx_t_9);
           __pyx_t_9 = 0;
@@ -43877,11 +47287,11 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __Pyx_DECREF(((PyObject *)__pyx_t_3)); __pyx_t_3 = 0;
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-          __pyx_t_9 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_ExtendedTrieNode)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_10)); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1069; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_9 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_ExtendedTrieNode)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_10)); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1069; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1069
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1069
  *                             suffix_link_xcat_index = xcat_index-1
  *                         suffix_link_xcat = sym_setindex(self.category, suffix_link_xcat_index)
  *                         node.children[xcat] = ExtendedTrieNode(phrase_location=node.phrase_location,             # <<<<<<<<<<<<<<
@@ -43897,7 +47307,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         }
         __pyx_L38:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1074
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1074
  * 
  *                     # sample from range
  *                     if not is_shadow_path:             # <<<<<<<<<<<<<<
@@ -43908,19 +47318,19 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
         __pyx_t_19 = (!__pyx_t_8);
         if (__pyx_t_19) {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1075
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1075
  *                     # sample from range
  *                     if not is_shadow_path:
  *                         sample = self.sampler.sample(node.phrase_location)             # <<<<<<<<<<<<<<
  *                         num_subpatterns = (<PhraseLocation> node.phrase_location).num_subpatterns
  *                         chunklen = IntList(initial_len=num_subpatterns)
  */
-          __pyx_t_9 = PyObject_GetAttr(((PyObject *)((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->sampler), __pyx_n_s__sample); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1075; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_9 = PyObject_GetAttr(((PyObject *)__pyx_cur_scope->__pyx_v_self->sampler), __pyx_n_s__sample); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1075; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-          __Pyx_GOTREF(((PyObject *)__pyx_t_3));
+          __Pyx_GOTREF(__pyx_t_3);
           PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_10);
           __Pyx_GIVEREF(__pyx_t_10);
           __pyx_t_10 = 0;
@@ -43935,7 +47345,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_cur_scope->__pyx_v_sample = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_10);
           __pyx_t_10 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1076
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1076
  *                     if not is_shadow_path:
  *                         sample = self.sampler.sample(node.phrase_location)
  *                         num_subpatterns = (<PhraseLocation> node.phrase_location).num_subpatterns             # <<<<<<<<<<<<<<
@@ -43947,7 +47357,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_cur_scope->__pyx_v_num_subpatterns = ((struct __pyx_obj_3_sa_PhraseLocation *)__pyx_t_10)->num_subpatterns;
           __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1077
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1077
  *                         sample = self.sampler.sample(node.phrase_location)
  *                         num_subpatterns = (<PhraseLocation> node.phrase_location).num_subpatterns
  *                         chunklen = IntList(initial_len=num_subpatterns)             # <<<<<<<<<<<<<<
@@ -43960,7 +47370,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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           __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
-          __pyx_t_3 = PyEval_CallObjectWithKeywords(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_10)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1077; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+          __pyx_t_3 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_3_sa_IntList)), ((PyObject *)__pyx_empty_tuple), ((PyObject *)__pyx_t_10)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1077; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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           __Pyx_XGOTREF(((PyObject *)__pyx_cur_scope->__pyx_v_chunklen));
@@ -43969,7 +47379,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_cur_scope->__pyx_v_chunklen = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_3);
           __pyx_t_3 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1078
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1078
  *                         num_subpatterns = (<PhraseLocation> node.phrase_location).num_subpatterns
  *                         chunklen = IntList(initial_len=num_subpatterns)
  *                         for j from 0 <= j < num_subpatterns:             # <<<<<<<<<<<<<<
@@ -43979,7 +47389,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_t_18 = __pyx_cur_scope->__pyx_v_num_subpatterns;
           for (__pyx_cur_scope->__pyx_v_j = 0; __pyx_cur_scope->__pyx_v_j < __pyx_t_18; __pyx_cur_scope->__pyx_v_j++) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1079
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1079
  *                         chunklen = IntList(initial_len=num_subpatterns)
  *                         for j from 0 <= j < num_subpatterns:
  *                             chunklen.arr[j] = hiero_phrase.chunklen(j)             # <<<<<<<<<<<<<<
@@ -43989,7 +47399,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             (__pyx_cur_scope->__pyx_v_chunklen->arr[__pyx_cur_scope->__pyx_v_j]) = ((struct __pyx_vtabstruct_3_sa_Phrase *)__pyx_cur_scope->__pyx_v_hiero_phrase->__pyx_vtab)->chunklen(__pyx_cur_scope->__pyx_v_hiero_phrase, __pyx_cur_scope->__pyx_v_j);
           }
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1080
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1080
  *                         for j from 0 <= j < num_subpatterns:
  *                             chunklen.arr[j] = hiero_phrase.chunklen(j)
  *                         extracts = []             # <<<<<<<<<<<<<<
@@ -43997,14 +47407,14 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  *                         extract_start = monitor_cpu()
  */
           __pyx_t_3 = PyList_New(0); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1080; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-          __Pyx_GOTREF(((PyObject *)__pyx_t_3));
+          __Pyx_GOTREF(__pyx_t_3);
           __Pyx_XGOTREF(((PyObject *)__pyx_cur_scope->__pyx_v_extracts));
           __Pyx_XDECREF(((PyObject *)__pyx_cur_scope->__pyx_v_extracts));
           __Pyx_GIVEREF(((PyObject *)__pyx_t_3));
           __pyx_cur_scope->__pyx_v_extracts = __pyx_t_3;
           __pyx_t_3 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1081
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1081
  *                             chunklen.arr[j] = hiero_phrase.chunklen(j)
  *                         extracts = []
  *                         j = 0             # <<<<<<<<<<<<<<
@@ -44013,7 +47423,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  */
           __pyx_cur_scope->__pyx_v_j = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1082
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1082
  *                         extracts = []
  *                         j = 0
  *                         extract_start = monitor_cpu()             # <<<<<<<<<<<<<<
@@ -44028,7 +47438,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
           __pyx_cur_scope->__pyx_v_extract_start = __pyx_t_3;
           __pyx_t_3 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1083
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1083
  *                         j = 0
  *                         extract_start = monitor_cpu()
  *                         while j < sample.len:             # <<<<<<<<<<<<<<
@@ -44039,7 +47449,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __pyx_t_19 = (__pyx_cur_scope->__pyx_v_j < __pyx_cur_scope->__pyx_v_sample->len);
             if (!__pyx_t_19) break;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1084
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1084
  *                         extract_start = monitor_cpu()
  *                         while j < sample.len:
  *                             extract = []             # <<<<<<<<<<<<<<
@@ -44047,23 +47457,23 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
  *                             assign_matching(&matching, sample.arr, j, num_subpatterns, self.fda.sent_id.arr)
  */
             __pyx_t_3 = PyList_New(0); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1084; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-            __Pyx_GOTREF(((PyObject *)__pyx_t_3));
+            __Pyx_GOTREF(__pyx_t_3);
             __Pyx_XGOTREF(__pyx_cur_scope->__pyx_v_extract);
             __Pyx_XDECREF(__pyx_cur_scope->__pyx_v_extract);
             __Pyx_GIVEREF(((PyObject *)__pyx_t_3));
             __pyx_cur_scope->__pyx_v_extract = ((PyObject *)__pyx_t_3);
             __pyx_t_3 = 0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1086
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1086
  *                             extract = []
  * 
  *                             assign_matching(&matching, sample.arr, j, num_subpatterns, self.fda.sent_id.arr)             # <<<<<<<<<<<<<<
  *                             loc = tuple(sample[j:j+num_subpatterns])
  *                             extract = self.extract(hiero_phrase, &matching, chunklen.arr, num_subpatterns)
  */
-            __pyx_f_3_sa_assign_matching((&__pyx_cur_scope->__pyx_v_matching), __pyx_cur_scope->__pyx_v_sample->arr, __pyx_cur_scope->__pyx_v_j, __pyx_cur_scope->__pyx_v_num_subpatterns, ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->fda->sent_id->arr);
+            __pyx_f_3_sa_assign_matching((&__pyx_cur_scope->__pyx_v_matching), __pyx_cur_scope->__pyx_v_sample->arr, __pyx_cur_scope->__pyx_v_j, __pyx_cur_scope->__pyx_v_num_subpatterns, __pyx_cur_scope->__pyx_v_self->fda->sent_id->arr);
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1087
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1087
  * 
  *                             assign_matching(&matching, sample.arr, j, num_subpatterns, self.fda.sent_id.arr)
  *                             loc = tuple(sample[j:j+num_subpatterns])             # <<<<<<<<<<<<<<
@@ -44073,7 +47483,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __pyx_t_3 = __Pyx_PySequence_GetSlice(((PyObject *)__pyx_cur_scope->__pyx_v_sample), __pyx_cur_scope->__pyx_v_j, (__pyx_cur_scope->__pyx_v_j + __pyx_cur_scope->__pyx_v_num_subpatterns)); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1087; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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             __pyx_t_10 = PyTuple_New(1); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1087; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-            __Pyx_GOTREF(((PyObject *)__pyx_t_10));
+            __Pyx_GOTREF(__pyx_t_10);
             PyTuple_SET_ITEM(__pyx_t_10, 0, __pyx_t_3);
             __Pyx_GIVEREF(__pyx_t_3);
             __pyx_t_3 = 0;
@@ -44086,14 +47496,14 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __pyx_cur_scope->__pyx_v_loc = __pyx_t_3;
             __pyx_t_3 = 0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1088
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1088
  *                             assign_matching(&matching, sample.arr, j, num_subpatterns, self.fda.sent_id.arr)
  *                             loc = tuple(sample[j:j+num_subpatterns])
  *                             extract = self.extract(hiero_phrase, &matching, chunklen.arr, num_subpatterns)             # <<<<<<<<<<<<<<
  *                             extracts.extend([(e, loc) for e in extract])
  *                             j = j + num_subpatterns
  */
-            __pyx_t_3 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self)->__pyx_vtab)->extract(((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self), __pyx_cur_scope->__pyx_v_hiero_phrase, (&__pyx_cur_scope->__pyx_v_matching), __pyx_cur_scope->__pyx_v_chunklen->arr, __pyx_cur_scope->__pyx_v_num_subpatterns); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1088; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+            __pyx_t_3 = ((struct __pyx_vtabstruct_3_sa_HieroCachingRuleFactory *)__pyx_cur_scope->__pyx_v_self->__pyx_vtab)->extract(__pyx_cur_scope->__pyx_v_self, __pyx_cur_scope->__pyx_v_hiero_phrase, (&__pyx_cur_scope->__pyx_v_matching), __pyx_cur_scope->__pyx_v_chunklen->arr, __pyx_cur_scope->__pyx_v_num_subpatterns); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1088; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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             __Pyx_GOTREF(__pyx_cur_scope->__pyx_v_extract);
             __Pyx_DECREF(__pyx_cur_scope->__pyx_v_extract);
@@ -44101,7 +47511,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __pyx_cur_scope->__pyx_v_extract = __pyx_t_3;
             __pyx_t_3 = 0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1089
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1089
  *                             loc = tuple(sample[j:j+num_subpatterns])
  *                             extract = self.extract(hiero_phrase, &matching, chunklen.arr, num_subpatterns)
  *                             extracts.extend([(e, loc) for e in extract])             # <<<<<<<<<<<<<<
@@ -44111,7 +47521,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
             __pyx_t_3 = PyObject_GetAttr(((PyObject *)__pyx_cur_scope->__pyx_v_extracts), __pyx_n_s__extend); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1089; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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             __pyx_t_10 = PyList_New(0); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1089; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-            __Pyx_GOTREF(((PyObject *)__pyx_t_10));
+            __Pyx_GOTREF(__pyx_t_10);
             if (PyList_CheckExact(__pyx_cur_scope->__pyx_v_extract) || PyTuple_CheckExact(__pyx_cur_scope->__pyx_v_extract)) {
               __pyx_t_9 = __pyx_cur_scope->__pyx_v_extract; __Pyx_INCREF(__pyx_t_9); __pyx_t_5 = 0;
               __pyx_t_20 = NULL;
@@ -44121,12 +47531,20 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
               __pyx_t_20 = Py_TYPE(__pyx_t_9)->tp_iternext;
             }
             for (;;) {
-              if (PyList_CheckExact(__pyx_t_9)) {
+              if (!__pyx_t_20 && PyList_CheckExact(__pyx_t_9)) {
                 if (__pyx_t_5 >= PyList_GET_SIZE(__pyx_t_9)) break;
-                __pyx_t_14 = PyList_GET_ITEM(__pyx_t_9, __pyx_t_5); __Pyx_INCREF(__pyx_t_14); __pyx_t_5++;
-              } else if (PyTuple_CheckExact(__pyx_t_9)) {
+                #if CYTHON_COMPILING_IN_CPYTHON
+                __pyx_t_14 = PyList_GET_ITEM(__pyx_t_9, __pyx_t_5); __Pyx_INCREF(__pyx_t_14); __pyx_t_5++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1089; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                #else
+                __pyx_t_14 = PySequence_ITEM(__pyx_t_9, __pyx_t_5); __pyx_t_5++; if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1089; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                #endif
+              } else if (!__pyx_t_20 && PyTuple_CheckExact(__pyx_t_9)) {
                 if (__pyx_t_5 >= PyTuple_GET_SIZE(__pyx_t_9)) break;
-                __pyx_t_14 = PyTuple_GET_ITEM(__pyx_t_9, __pyx_t_5); __Pyx_INCREF(__pyx_t_14); __pyx_t_5++;
+                #if CYTHON_COMPILING_IN_CPYTHON
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+                #else
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-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1090
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1090
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1092
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1092
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1093
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1094
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1095
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-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1096
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-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1097
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-            __Pyx_GOTREF(((PyObject *)__pyx_t_3));
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-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1098
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-              __pyx_t_3 = PyList_GET_ITEM(__pyx_t_10, __pyx_t_5); __Pyx_INCREF(__pyx_t_3); __pyx_t_5++;
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-                if (PyErr_Occurred() && PyErr_ExceptionMatches(PyExc_StopIteration)) PyErr_Clear();
-                if (!PyErr_Occurred()) __Pyx_RaiseNeedMoreValuesError(index);
+                __pyx_t_17 = NULL;
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                 {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1098; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-                __Pyx_GOTREF(__pyx_t_13);
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+        __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1115
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1115
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-          __Pyx_GOTREF(__pyx_t_9);
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-          __Pyx_GIVEREF(__pyx_t_9);
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-          PyTuple_SET_ITEM(__pyx_t_13, 3, __pyx_t_2);
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-          PyTuple_SET_ITEM(__pyx_t_13, 4, __pyx_cur_scope->__pyx_v_node);
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-          PyTuple_SET_ITEM(__pyx_t_13, 5, __pyx_cur_scope->__pyx_v_phrase);
+          PyTuple_SET_ITEM(__pyx_t_9, 5, __pyx_cur_scope->__pyx_v_phrase);
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-          PyTuple_SET_ITEM(__pyx_t_13, 6, __pyx_cur_scope->__pyx_v_is_shadow_path);
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-          __pyx_t_9 = 0;
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-          __Pyx_DECREF(((PyObject *)__pyx_t_13)); __pyx_t_13 = 0;
+          __pyx_t_11 = PyList_Append(__pyx_cur_scope->__pyx_v_new_frontier, ((PyObject *)__pyx_t_9)); if (unlikely(__pyx_t_11 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1116
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1116
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-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1117
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1117
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1118
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-          goto __pyx_L68;
+          goto __pyx_L64;
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+        __pyx_L64:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1119
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1119
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+        __pyx_t_22 = PyObject_Length(__pyx_cur_scope->__pyx_v_phrase); if (unlikely(__pyx_t_22 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1119; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1120
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1121
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-          __Pyx_GOTREF(((PyObject *)__pyx_t_13));
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-          __pyx_cur_scope->__pyx_v_key = __pyx_t_13;
-          __pyx_t_13 = 0;
+          __Pyx_GIVEREF(((PyObject *)__pyx_t_9));
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-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1124
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1124
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-          __Pyx_GOTREF(((PyObject *)__pyx_t_13));
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-          __pyx_cur_scope->__pyx_v_frontier_nodes = ((PyObject *)__pyx_t_13);
-          __pyx_t_13 = 0;
+          __Pyx_GIVEREF(((PyObject *)__pyx_t_9));
+          __pyx_cur_scope->__pyx_v_frontier_nodes = ((PyObject *)__pyx_t_9);
+          __pyx_t_9 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1125
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1125
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-            __Pyx_GOTREF(((PyObject *)__pyx_t_14));
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-            PyTuple_SET_ITEM(__pyx_t_14, 1, __pyx_t_9);
-            __Pyx_GIVEREF(__pyx_t_9);
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-            __Pyx_GIVEREF(__pyx_t_13);
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-            __pyx_t_9 = 0;
+            __pyx_t_3 = 0;
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-            __pyx_t_13 = 0;
+            __pyx_t_9 = 0;
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-      __pyx_L65:;
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-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1133
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1133
  *                         for (i, alt, pathlen) in frontier_nodes:
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@@ -45447,7 +48779,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1135
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1135
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  *         stop_time = monitor_cpu()             # <<<<<<<<<<<<<<
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1136
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1136
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  *         stop_time = monitor_cpu()
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_12));
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@@ -45491,7 +48823,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1137
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1137
  *         stop_time = monitor_cpu()
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@@ -45508,7 +48840,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1138
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1138
  *         logger.info("Total time for rule lookup, extraction, and scoring = %f seconds", (stop_time - start_time))
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@@ -45520,10 +48852,10 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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+  __pyx_t_14 = PyFloat_FromDouble(__pyx_cur_scope->__pyx_v_self->extract_time); if (unlikely(!__pyx_t_14)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1138; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+  __Pyx_GOTREF(__pyx_t_2);
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@@ -45535,7 +48867,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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+  PyErr_SetNone(PyExc_StopIteration);
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-  __pyx_cur_scope->__pyx_base.resume_label = -1;
+  __pyx_generator->resume_label = -1;
+  __Pyx_Generator_clear((PyObject*)__pyx_generator);
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 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1141
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1141
  * 
  * 
  *     cdef int find_fixpoint(self,             # <<<<<<<<<<<<<<
@@ -45564,7 +48897,7 @@ static PyObject *__pyx_gb_3_sa_23HieroCachingRuleFactory_12generator4(struct __p
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-static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, int __pyx_v_f_low, PyObject *__pyx_v_f_high, int *__pyx_v_f_links_low, int *__pyx_v_f_links_high, int *__pyx_v_e_links_low, int *__pyx_v_e_links_high, int __pyx_v_e_in_low, int __pyx_v_e_in_high, int *__pyx_v_e_low, int *__pyx_v_e_high, int *__pyx_v_f_back_low, int *__pyx_v_f_back_high, int __pyx_v_f_sent_len, int __pyx_v_e_sent_len, int __pyx_v_max_f_len, int __pyx_v_max_e_len, int __pyx_v_min_fx_size, int __pyx_v_min_ex_size, int __pyx_v_max_new_x, int __pyx_v_allow_low_x, int __pyx_v_allow_high_x, int __pyx_v_allow_arbitrary_x, int __pyx_v_write_log) {
+static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, int __pyx_v_f_low, PyObject *__pyx_v_f_high, int *__pyx_v_f_links_low, int *__pyx_v_f_links_high, int *__pyx_v_e_links_low, int *__pyx_v_e_links_high, int __pyx_v_e_in_low, int __pyx_v_e_in_high, int *__pyx_v_e_low, int *__pyx_v_e_high, int *__pyx_v_f_back_low, int *__pyx_v_f_back_high, int __pyx_v_f_sent_len, int __pyx_v_e_sent_len, int __pyx_v_max_f_len, int __pyx_v_max_e_len, int __pyx_v_min_fx_size, int __pyx_v_min_ex_size, int __pyx_v_max_new_x, int __pyx_v_allow_low_x, int __pyx_v_allow_high_x, int __pyx_v_allow_arbitrary_x, CYTHON_UNUSED int __pyx_v_write_log) {
   int __pyx_v_e_low_prev;
   int __pyx_v_e_high_prev;
   int __pyx_v_f_low_prev;
@@ -45584,9 +48917,9 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("find_fixpoint");
+  __Pyx_RefNannySetupContext("find_fixpoint", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1156
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1156
  *         cdef int e_low_prev, e_high_prev, f_low_prev, f_high_prev, new_x, new_low_x, new_high_x
  * 
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@@ -45595,7 +48928,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
   (__pyx_v_e_low[0]) = __pyx_v_e_in_low;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1157
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1157
  * 
  *         e_low[0] = e_in_low
  *         e_high[0] = e_in_high             # <<<<<<<<<<<<<<
@@ -45604,7 +48937,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
   (__pyx_v_e_high[0]) = __pyx_v_e_in_high;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1158
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1158
  *         e_low[0] = e_in_low
  *         e_high[0] = e_in_high
  *         self.find_projection(f_low, f_high, f_links_low, f_links_high, e_low, e_high)             # <<<<<<<<<<<<<<
@@ -45616,7 +48949,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
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   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1159
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1159
  *         e_high[0] = e_in_high
  *         self.find_projection(f_low, f_high, f_links_low, f_links_high, e_low, e_high)
  *         if e_low[0] == -1:             # <<<<<<<<<<<<<<
@@ -45626,7 +48959,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   __pyx_t_3 = ((__pyx_v_e_low[0]) == -1);
   if (__pyx_t_3) {
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1165
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1165
  *             # rule X -> X_1 w X_2 / X_1 X_2.    This is probably
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  *             return 0             # <<<<<<<<<<<<<<
@@ -45638,7 +48971,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     goto __pyx_L3;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1166
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1166
  *             # not worth the bother, though.
  *             return 0
  *         elif e_in_low != -1 and e_low[0] != e_in_low:             # <<<<<<<<<<<<<<
@@ -45654,7 +48987,7 @@ 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":1167
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1167
  *             return 0
  *         elif e_in_low != -1 and e_low[0] != e_in_low:
  *             if e_in_low - e_low[0] < min_ex_size:             # <<<<<<<<<<<<<<
@@ -45664,7 +48997,7 @@ 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":1168
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1168
  *         elif e_in_low != -1 and e_low[0] != e_in_low:
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@@ -45673,7 +49006,7 @@ 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":1169
+      /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -45683,7 +49016,7 @@ 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":1170
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1170
  *                 e_low[0] = e_in_low - min_ex_size
  *                 if e_low[0] < 0:
  *                     return 0             # <<<<<<<<<<<<<<
@@ -45702,7 +49035,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1172
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1172
  *                     return 0
  * 
  *         if e_high[0] - e_low[0] > max_e_len:             # <<<<<<<<<<<<<<
@@ -45712,7 +49045,7 @@ 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":1173
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1173
  * 
  *         if e_high[0] - e_low[0] > max_e_len:
  *             return 0             # <<<<<<<<<<<<<<
@@ -45724,7 +49057,7 @@ 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":1174
+  /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -45740,7 +49073,7 @@ 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":1175
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -45750,7 +49083,7 @@ 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":1176
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -45759,7 +49092,7 @@ 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":1177
+      /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -45769,7 +49102,7 @@ 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":1178
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -45788,7 +49121,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   }
   __pyx_L6:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1180
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1180
  *                     return 0
  * 
  *         f_back_low[0] = -1             # <<<<<<<<<<<<<<
@@ -45797,7 +49130,7 @@ 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":1181
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1181
  * 
  *         f_back_low[0] = -1
  *         f_back_high[0] = -1             # <<<<<<<<<<<<<<
@@ -45806,7 +49139,7 @@ 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":1182
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1182
  *         f_back_low[0] = -1
  *         f_back_high[0] = -1
  *         f_low_prev = f_low             # <<<<<<<<<<<<<<
@@ -45815,7 +49148,7 @@ 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":1183
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1183
  *         f_back_high[0] = -1
  *         f_low_prev = f_low
  *         f_high_prev = f_high             # <<<<<<<<<<<<<<
@@ -45825,7 +49158,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
   __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":1184
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1184
  *         f_low_prev = f_low
  *         f_high_prev = f_high
  *         new_x = 0             # <<<<<<<<<<<<<<
@@ -45834,7 +49167,7 @@ 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":1185
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1185
  *         f_high_prev = f_high
  *         new_x = 0
  *         new_low_x = 0             # <<<<<<<<<<<<<<
@@ -45843,7 +49176,7 @@ 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":1186
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1186
  *         new_x = 0
  *         new_low_x = 0
  *         new_high_x = 0             # <<<<<<<<<<<<<<
@@ -45852,7 +49185,7 @@ 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":1188
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1188
  *         new_high_x = 0
  * 
  *         while True:             # <<<<<<<<<<<<<<
@@ -45862,7 +49195,7 @@ 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":1190
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1190
  *         while True:
  * 
  *             if f_back_low[0] == -1:             # <<<<<<<<<<<<<<
@@ -45872,7 +49205,7 @@ 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":1191
+      /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -45886,7 +49219,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     /*else*/ {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1193
+      /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -45897,7 +49230,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1194
+      /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -45910,7 +49243,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L11:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1196
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -45920,7 +49253,7 @@ 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":1197
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1197
  * 
  *             if f_back_low[0] > f_low:
  *                 f_back_low[0] = f_low             # <<<<<<<<<<<<<<
@@ -45932,7 +49265,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L12:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1199
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1199
  *                 f_back_low[0] = f_low
  * 
  *             if f_back_high[0] < f_high:             # <<<<<<<<<<<<<<
@@ -45941,14 +49274,13 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
     __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); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1199; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_6);
+    __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 = 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":1200
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1200
  * 
  *             if f_back_high[0] < f_high:
  *                 f_back_high[0] = f_high             # <<<<<<<<<<<<<<
@@ -45961,7 +49293,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L13:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1202
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -45977,7 +49309,7 @@ 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":1203
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -45990,7 +49322,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L14:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1205
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1205
  *                 return 1
  * 
  *             if allow_low_x == 0 and f_back_low[0] < f_low:             # <<<<<<<<<<<<<<
@@ -46006,7 +49338,7 @@ 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":1207
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46019,7 +49351,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L15:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1209
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1209
  *                 return 0
  * 
  *             if f_back_high[0] - f_back_low[0] > max_f_len:             # <<<<<<<<<<<<<<
@@ -46029,7 +49361,7 @@ 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":1211
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46042,7 +49374,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L16:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1213
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1213
  *                 return 0
  * 
  *             if allow_high_x == 0 and f_back_high[0] > f_high:             # <<<<<<<<<<<<<<
@@ -46053,8 +49385,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     if (__pyx_t_5) {
       __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); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1213; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_2);
+      __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 = 1213; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
@@ -46064,7 +49395,7 @@ 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":1215
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46077,7 +49408,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L17:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1217
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1217
  *                 return 0
  * 
  *             if f_low != f_back_low[0]:             # <<<<<<<<<<<<<<
@@ -46087,7 +49418,7 @@ 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":1218
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1218
  * 
  *             if f_low != f_back_low[0]:
  *                 if new_low_x == 0:             # <<<<<<<<<<<<<<
@@ -46097,7 +49428,7 @@ 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":1219
+        /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46107,7 +49438,7 @@ 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":1221
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46120,7 +49451,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1223
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1223
  *                         return 0
  *                     else:
  *                         new_x = new_x + 1             # <<<<<<<<<<<<<<
@@ -46129,7 +49460,7 @@ 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":1224
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1224
  *                     else:
  *                         new_x = new_x + 1
  *                         new_low_x = 1             # <<<<<<<<<<<<<<
@@ -46143,7 +49474,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       }
       __pyx_L19:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1225
+      /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46153,7 +49484,7 @@ 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":1226
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46162,7 +49493,7 @@ 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":1227
+        /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46172,7 +49503,7 @@ 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":1229
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46185,7 +49516,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         }
         __pyx_L22:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1230
+        /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46195,7 +49526,7 @@ 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":1232
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1232
  *                     if f_back_low[0] < 0:
  *                         # FAIL: extension required on low side violates sentence boundary
  *                         return 0             # <<<<<<<<<<<<<<
@@ -46214,7 +49545,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L18:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1234
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1234
  *                         return 0
  * 
  *             if f_high != f_back_high[0]:             # <<<<<<<<<<<<<<
@@ -46223,14 +49554,13 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  */
     __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;}
     __Pyx_GOTREF(__pyx_t_2);
-    __pyx_t_6 = PyObject_RichCompare(__pyx_v_f_high, __pyx_t_2, Py_NE); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1234; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_6);
+    __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;}
     __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 = 1234; __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":1235
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1235
  * 
  *             if f_high != f_back_high[0]:
  *                 if new_high_x == 0:             # <<<<<<<<<<<<<<
@@ -46240,7 +49570,7 @@ 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":1236
+        /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46250,7 +49580,7 @@ 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":1238
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46263,7 +49593,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         }
         /*else*/ {
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1240
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1240
  *                         return 0
  *                     else:
  *                         new_x = new_x + 1             # <<<<<<<<<<<<<<
@@ -46272,7 +49602,7 @@ 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":1241
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1241
  *                     else:
  *                         new_x = new_x + 1
  *                         new_high_x = 1             # <<<<<<<<<<<<<<
@@ -46286,7 +49616,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       }
       __pyx_L25:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1242
+      /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46300,15 +49630,14 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
       __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
       __pyx_t_6 = PyInt_FromLong(__pyx_v_min_fx_size); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1242; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_6);
-      __pyx_t_7 = PyObject_RichCompare(__pyx_t_2, __pyx_t_6, Py_LT); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1242; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_7);
+      __pyx_t_7 = PyObject_RichCompare(__pyx_t_2, __pyx_t_6, Py_LT); __Pyx_XGOTREF(__pyx_t_7); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1242; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
       __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
       __pyx_t_4 = __Pyx_PyObject_IsTrue(__pyx_t_7); if (unlikely(__pyx_t_4 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1242; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
       if (__pyx_t_4) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1243
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1243
  *                         new_high_x = 1
  *                 if f_back_high[0] - f_high < min_fx_size:
  *                     f_back_high[0] = f_high + min_fx_size             # <<<<<<<<<<<<<<
@@ -46324,7 +49653,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         __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":1244
+        /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46334,7 +49663,7 @@ 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":1246
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46347,7 +49676,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
         }
         __pyx_L28:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1247
+        /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46357,7 +49686,7 @@ 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":1249
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46376,7 +49705,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L24:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1251
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1251
  *                         return 0
  * 
  *             e_low_prev = e_low[0]             # <<<<<<<<<<<<<<
@@ -46385,7 +49714,7 @@ 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":1252
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1252
  * 
  *             e_low_prev = e_low[0]
  *             e_high_prev = e_high[0]             # <<<<<<<<<<<<<<
@@ -46394,7 +49723,7 @@ 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":1254
+    /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -46405,7 +49734,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     __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
+    /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -46416,7 +49745,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     __Pyx_GOTREF(__pyx_t_6);
     __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1256
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46432,7 +49761,7 @@ 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":1257
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46445,7 +49774,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L30:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1258
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46455,7 +49784,7 @@ 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":1260
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1260
  *             if allow_arbitrary_x == 0:
  *                 # FAIL: arbitrary expansion not permitted
  *                 return 0             # <<<<<<<<<<<<<<
@@ -46468,7 +49797,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L31:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1261
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1261
  *                 # FAIL: arbitrary expansion not permitted
  *                 return 0
  *             if e_high[0] - e_low[0] > max_e_len:             # <<<<<<<<<<<<<<
@@ -46478,7 +49807,7 @@ 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":1263
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46491,7 +49820,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
     }
     __pyx_L32:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1264
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1264
  *                 # FAIL: re-projection violates sentence max phrase length
  *                 return 0
  *             f_low_prev = f_back_low[0]             # <<<<<<<<<<<<<<
@@ -46500,7 +49829,7 @@ 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":1265
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1265
  *                 return 0
  *             f_low_prev = f_back_low[0]
  *             f_high_prev = f_back_high[0]             # <<<<<<<<<<<<<<
@@ -46523,7 +49852,7 @@ 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":1268
+/* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -46531,7 +49860,7 @@ static int __pyx_f_3_sa_23HieroCachingRuleFactory_find_fixpoint(struct __pyx_obj
  *         cdef int i
  */
 
-static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, int __pyx_v_in_low, int __pyx_v_in_high, int *__pyx_v_in_links_low, int *__pyx_v_in_links_high, int *__pyx_v_out_low, int *__pyx_v_out_high) {
+static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(CYTHON_UNUSED struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, int __pyx_v_in_low, int __pyx_v_in_high, int *__pyx_v_in_links_low, int *__pyx_v_in_links_high, int *__pyx_v_out_low, int *__pyx_v_out_high) {
   int __pyx_v_i;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
@@ -46539,9 +49868,9 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(struct _
   int __pyx_t_2;
   int __pyx_t_3;
   int __pyx_t_4;
-  __Pyx_RefNannySetupContext("find_projection");
+  __Pyx_RefNannySetupContext("find_projection", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1271
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1271
  *                         int* out_low, int* out_high):
  *         cdef int i
  *         for i from in_low <= i < in_high:             # <<<<<<<<<<<<<<
@@ -46551,7 +49880,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(struct _
   __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":1272
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1272
  *         cdef int i
  *         for i from in_low <= i < in_high:
  *             if in_links_low[i] != -1:             # <<<<<<<<<<<<<<
@@ -46561,7 +49890,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(struct _
     __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":1273
+      /* "/Users/vchahun/Sandbox/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]:             # <<<<<<<<<<<<<<
@@ -46577,7 +49906,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(struct _
       }
       if (__pyx_t_4) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1274
+        /* "/Users/vchahun/Sandbox/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]             # <<<<<<<<<<<<<<
@@ -46589,7 +49918,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(struct _
       }
       __pyx_L6:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1275
+      /* "/Users/vchahun/Sandbox/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]:             # <<<<<<<<<<<<<<
@@ -46605,7 +49934,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(struct _
       }
       if (__pyx_t_3) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1276
+        /* "/Users/vchahun/Sandbox/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]             # <<<<<<<<<<<<<<
@@ -46627,7 +49956,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(struct _
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1279
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1279
  * 
  * 
  *     cdef int* int_arr_extend(self, int* arr, int* arr_len, int* data, int data_len):             # <<<<<<<<<<<<<<
@@ -46635,13 +49964,13 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_find_projection(struct _
  *         new_len = arr_len[0] + data_len
  */
 
-static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, int *__pyx_v_arr, int *__pyx_v_arr_len, int *__pyx_v_data, int __pyx_v_data_len) {
+static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(CYTHON_UNUSED struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, int *__pyx_v_arr, int *__pyx_v_arr_len, int *__pyx_v_data, int __pyx_v_data_len) {
   int __pyx_v_new_len;
   int *__pyx_r;
   __Pyx_RefNannyDeclarations
-  __Pyx_RefNannySetupContext("int_arr_extend");
+  __Pyx_RefNannySetupContext("int_arr_extend", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1281
+  /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46650,7 +49979,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(struct __pyx_o
  */
   __pyx_v_new_len = ((__pyx_v_arr_len[0]) + __pyx_v_data_len);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1282
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -46659,7 +49988,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(struct __pyx_o
  */
   __pyx_v_arr = ((int *)realloc(__pyx_v_arr, (__pyx_v_new_len * (sizeof(int)))));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1283
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -46668,7 +49997,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(struct __pyx_o
  */
   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":1284
+  /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46677,7 +50006,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(struct __pyx_o
  */
   (__pyx_v_arr_len[0]) = __pyx_v_new_len;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1285
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1285
  *         memcpy(arr+arr_len[0], data, data_len*sizeof(int))
  *         arr_len[0] = new_len
  *         return arr             # <<<<<<<<<<<<<<
@@ -46693,7 +50022,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(struct __pyx_o
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1288
+/* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -46701,7 +50030,7 @@ static int *__pyx_f_3_sa_23HieroCachingRuleFactory_int_arr_extend(struct __pyx_o
  *                         int sent_id, int e_sent_len, int e_sent_start):
  */
 
-static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, int __pyx_v_e_low, int __pyx_v_e_high, int *__pyx_v_e_gap_low, int *__pyx_v_e_gap_high, int *__pyx_v_e_links_low, int __pyx_v_num_gaps, int __pyx_v_f_low, int __pyx_v_f_high, int *__pyx_v_f_gap_low, int *__pyx_v_f_gap_high, int *__pyx_v_f_links_low, int __pyx_v_sent_id, int __pyx_v_e_sent_len, int __pyx_v_e_sent_start) {
+static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, int __pyx_v_e_low, int __pyx_v_e_high, int *__pyx_v_e_gap_low, int *__pyx_v_e_gap_high, int *__pyx_v_e_links_low, int __pyx_v_num_gaps, CYTHON_UNUSED int __pyx_v_f_low, CYTHON_UNUSED int __pyx_v_f_high, CYTHON_UNUSED int *__pyx_v_f_gap_low, CYTHON_UNUSED int *__pyx_v_f_gap_high, CYTHON_UNUSED int *__pyx_v_f_links_low, CYTHON_UNUSED int __pyx_v_sent_id, int __pyx_v_e_sent_len, int __pyx_v_e_sent_start) {
   int __pyx_v_i;
   int __pyx_v_j;
   int __pyx_v_k;
@@ -46737,9 +50066,9 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("extract_phrases");
+  __Pyx_RefNannySetupContext("extract_phrases", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1296
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1296
  *         cdef result
  * 
  *         result = []             # <<<<<<<<<<<<<<
@@ -46747,11 +50076,11 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  *         e_gaps1 = <int*> malloc(0)
  */
   __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(((PyObject *)__pyx_t_1));
+  __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":1297
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1297
  * 
  *         result = []
  *         len1 = 0             # <<<<<<<<<<<<<<
@@ -46760,7 +50089,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_len1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1298
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1298
  *         result = []
  *         len1 = 0
  *         e_gaps1 = <int*> malloc(0)             # <<<<<<<<<<<<<<
@@ -46769,7 +50098,7 @@ 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":1299
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1299
  *         len1 = 0
  *         e_gaps1 = <int*> malloc(0)
  *         ephr_arr = IntList()             # <<<<<<<<<<<<<<
@@ -46781,7 +50110,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   __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":1301
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1301
  *         ephr_arr = IntList()
  * 
  *         e_gap_order = <int*> malloc(num_gaps*sizeof(int))             # <<<<<<<<<<<<<<
@@ -46790,7 +50119,7 @@ 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":1302
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1302
  * 
  *         e_gap_order = <int*> malloc(num_gaps*sizeof(int))
  *         if num_gaps > 0:             # <<<<<<<<<<<<<<
@@ -46800,7 +50129,7 @@ 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":1303
+    /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46809,7 +50138,7 @@ 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":1304
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1304
  *         if num_gaps > 0:
  *             e_gap_order[0] = 0
  *             for i from 1 <= i < num_gaps:             # <<<<<<<<<<<<<<
@@ -46819,7 +50148,7 @@ 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":1305
+      /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46829,7 +50158,7 @@ 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":1306
+        /* "/Users/vchahun/Sandbox/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]:             # <<<<<<<<<<<<<<
@@ -46839,7 +50168,7 @@ 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":1307
+          /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46849,7 +50178,7 @@ 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":1308
+            /* "/Users/vchahun/Sandbox/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]             # <<<<<<<<<<<<<<
@@ -46859,7 +50188,7 @@ 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":1309
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46868,7 +50197,7 @@ 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":1310
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1310
  *                             e_gap_order[k+1] = e_gap_order[k]
  *                         e_gap_order[j] = i
  *                         break             # <<<<<<<<<<<<<<
@@ -46882,7 +50211,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1312
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1312
  *                         break
  *                 else:
  *                     e_gap_order[i] = i             # <<<<<<<<<<<<<<
@@ -46897,7 +50226,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   }
   __pyx_L3:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1314
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1314
  *                     e_gap_order[i] = i
  * 
  *         e_x_low = e_low             # <<<<<<<<<<<<<<
@@ -46906,7 +50235,7 @@ 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":1315
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1315
  * 
  *         e_x_low = e_low
  *         e_x_high = e_high             # <<<<<<<<<<<<<<
@@ -46915,7 +50244,7 @@ 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":1316
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1316
  *         e_x_low = e_low
  *         e_x_high = e_high
  *         if self.tight_phrases == 0:             # <<<<<<<<<<<<<<
@@ -46925,7 +50254,7 @@ 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":1317
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46948,7 +50277,7 @@ 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":1318
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46958,7 +50287,7 @@ 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":1319
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -46981,7 +50310,7 @@ 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":1320
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -46994,7 +50323,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   }
   __pyx_L11:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1322
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1322
  *                 e_x_high = e_x_high + 1
  * 
  *         for i from e_x_low <= i <= e_low:             # <<<<<<<<<<<<<<
@@ -47004,7 +50333,7 @@ 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":1323
+    /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -47014,7 +50343,7 @@ 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":1325
+  /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -47024,7 +50353,7 @@ 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":1326
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1326
  * 
  *         for i from 0 <= i < num_gaps:
  *             e_gaps2 = <int*> malloc(0)             # <<<<<<<<<<<<<<
@@ -47033,7 +50362,7 @@ 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":1327
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1327
  *         for i from 0 <= i < num_gaps:
  *             e_gaps2 = <int*> malloc(0)
  *             len2 = 0             # <<<<<<<<<<<<<<
@@ -47042,7 +50371,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_len2 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1329
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1329
  *             len2 = 0
  * 
  *             j = e_gap_order[i]             # <<<<<<<<<<<<<<
@@ -47051,7 +50380,7 @@ 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":1330
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1330
  * 
  *             j = e_gap_order[i]
  *             e_x_gap_low = e_gap_low[j]             # <<<<<<<<<<<<<<
@@ -47060,7 +50389,7 @@ 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":1331
+    /* "/Users/vchahun/Sandbox/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]             # <<<<<<<<<<<<<<
@@ -47069,7 +50398,7 @@ 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":1332
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -47079,7 +50408,7 @@ 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":1333
+      /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -47096,7 +50425,7 @@ 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":1334
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -47106,7 +50435,7 @@ 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":1335
+      /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -47123,7 +50452,7 @@ 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":1336
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -47136,7 +50465,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     }
     __pyx_L20:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1338
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1338
  *                     e_x_gap_high = e_x_gap_high + 1
  * 
  *             k = 0             # <<<<<<<<<<<<<<
@@ -47145,7 +50474,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_k = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1339
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1339
  * 
  *             k = 0
  *             step = 1+(i*2)             # <<<<<<<<<<<<<<
@@ -47154,7 +50483,7 @@ 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":1340
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1340
  *             k = 0
  *             step = 1+(i*2)
  *             while k < len1:             # <<<<<<<<<<<<<<
@@ -47165,7 +50494,7 @@ 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":1341
+      /* "/Users/vchahun/Sandbox/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]:             # <<<<<<<<<<<<<<
@@ -47175,7 +50504,7 @@ 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":1342
+        /* "/Users/vchahun/Sandbox/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]:             # <<<<<<<<<<<<<<
@@ -47185,7 +50514,7 @@ 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":1343
+          /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -47195,7 +50524,7 @@ 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":1344
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -47205,7 +50534,7 @@ 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":1345
+              /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -47214,7 +50543,7 @@ 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":1346
+              /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -47223,7 +50552,7 @@ 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":1347
+              /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -47240,7 +50569,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
         __pyx_L29:;
       }
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1348
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -47250,7 +50579,7 @@ 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":1349
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1349
  *                                 e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &n, 1)
  *                 k = k + step
  *             free(e_gaps1)             # <<<<<<<<<<<<<<
@@ -47259,7 +50588,7 @@ 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":1350
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1350
  *                 k = k + step
  *             free(e_gaps1)
  *             e_gaps1 = e_gaps2             # <<<<<<<<<<<<<<
@@ -47268,7 +50597,7 @@ 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":1351
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1351
  *             free(e_gaps1)
  *             e_gaps1 = e_gaps2
  *             len1 = len2             # <<<<<<<<<<<<<<
@@ -47278,7 +50607,7 @@ 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":1353
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1353
  *             len1 = len2
  * 
  *         step = 1+(num_gaps*2)             # <<<<<<<<<<<<<<
@@ -47287,7 +50616,7 @@ 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":1354
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1354
  * 
  *         step = 1+(num_gaps*2)
  *         e_gaps2 = <int*> malloc(0)             # <<<<<<<<<<<<<<
@@ -47296,7 +50625,7 @@ 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":1355
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1355
  *         step = 1+(num_gaps*2)
  *         e_gaps2 = <int*> malloc(0)
  *         len2 = 0             # <<<<<<<<<<<<<<
@@ -47305,7 +50634,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_len2 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1356
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1356
  *         e_gaps2 = <int*> malloc(0)
  *         len2 = 0
  *         for i from e_high <= i <= e_x_high:             # <<<<<<<<<<<<<<
@@ -47315,7 +50644,7 @@ 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":1357
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1357
  *         len2 = 0
  *         for i from e_high <= i <= e_x_high:
  *             j = 0             # <<<<<<<<<<<<<<
@@ -47324,7 +50653,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_j = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1358
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1358
  *         for i from e_high <= i <= e_x_high:
  *             j = 0
  *             while j < len1:             # <<<<<<<<<<<<<<
@@ -47335,7 +50664,7 @@ 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":1359
+      /* "/Users/vchahun/Sandbox/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]:             # <<<<<<<<<<<<<<
@@ -47351,7 +50680,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       }
       if (__pyx_t_2) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1360
+        /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -47360,7 +50689,7 @@ 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":1361
+        /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -47372,7 +50701,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       }
       __pyx_L37:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1362
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -47383,7 +50712,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     }
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1363
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1363
  *                     e_gaps2 = self.int_arr_extend(e_gaps2, &len2, &i, 1)
  *                 j = j + step
  *         free(e_gaps1)             # <<<<<<<<<<<<<<
@@ -47392,7 +50721,7 @@ 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":1364
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1364
  *                 j = j + step
  *         free(e_gaps1)
  *         e_gaps1 = e_gaps2             # <<<<<<<<<<<<<<
@@ -47401,7 +50730,7 @@ 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":1365
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1365
  *         free(e_gaps1)
  *         e_gaps1 = e_gaps2
  *         len1 = len2             # <<<<<<<<<<<<<<
@@ -47410,7 +50739,7 @@ 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":1367
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1367
  *         len1 = len2
  * 
  *         step = (num_gaps+1)*2             # <<<<<<<<<<<<<<
@@ -47419,7 +50748,7 @@ 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":1368
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1368
  * 
  *         step = (num_gaps+1)*2
  *         i = 0             # <<<<<<<<<<<<<<
@@ -47428,7 +50757,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   __pyx_v_i = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1370
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1370
  *         i = 0
  * 
  *         while i < len1:             # <<<<<<<<<<<<<<
@@ -47439,7 +50768,7 @@ 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":1371
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1371
  * 
  *         while i < len1:
  *             ephr_arr._clear()             # <<<<<<<<<<<<<<
@@ -47448,7 +50777,7 @@ 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":1372
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1372
  *         while i < len1:
  *             ephr_arr._clear()
  *             num_chunks = 0             # <<<<<<<<<<<<<<
@@ -47457,7 +50786,7 @@ 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":1373
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1373
  *             ephr_arr._clear()
  *             num_chunks = 0
  *             indexes = []             # <<<<<<<<<<<<<<
@@ -47465,12 +50794,12 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  *                 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 = 1373; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+    __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":1374
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1374
  *             num_chunks = 0
  *             indexes = []
  *             for j from 0 <= j < num_gaps+1:             # <<<<<<<<<<<<<<
@@ -47480,7 +50809,7 @@ 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":1375
+      /* "/Users/vchahun/Sandbox/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]:             # <<<<<<<<<<<<<<
@@ -47490,7 +50819,7 @@ 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":1376
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -47502,7 +50831,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       }
       __pyx_L42:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1377
+      /* "/Users/vchahun/Sandbox/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]:             # <<<<<<<<<<<<<<
@@ -47512,22 +50841,19 @@ 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":1378
+        /* "/Users/vchahun/Sandbox/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:
  */
-        if (unlikely(((PyObject *)__pyx_v_indexes) == Py_None)) {
-          PyErr_Format(PyExc_AttributeError, "'NoneType' object has no attribute '%s'", "append"); {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1378; __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 = 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":1379
+        /* "/Users/vchahun/Sandbox/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]])             # <<<<<<<<<<<<<<
@@ -47542,7 +50868,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
         ((struct __pyx_vtabstruct_3_sa_IntList *)__pyx_v_ephr_arr->__pyx_vtab)->_append(__pyx_v_ephr_arr, __pyx_t_4);
       }
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1380
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1380
  *                     indexes.append(k)
  *                     ephr_arr._append(self.eid2symid[self.eda.data.arr[e_sent_start+k]])
  *                 if j < num_gaps:             # <<<<<<<<<<<<<<
@@ -47552,22 +50878,19 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       __pyx_t_2 = (__pyx_v_j < __pyx_v_num_gaps);
       if (__pyx_t_2) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1381
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1381
  *                     ephr_arr._append(self.eid2symid[self.eda.data.arr[e_sent_start+k]])
  *                 if j < num_gaps:
  *                     indexes.append(sym_setindex(self.category, e_gap_order[j]+1))             # <<<<<<<<<<<<<<
  *                     ephr_arr._append(sym_setindex(self.category, e_gap_order[j]+1))
  *             i = i + step
  */
-        if (unlikely(((PyObject *)__pyx_v_indexes) == Py_None)) {
-          PyErr_Format(PyExc_AttributeError, "'NoneType' object has no attribute '%s'", "append"); {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1381; __pyx_clineno = __LINE__; goto __pyx_L1_error;} 
-        }
         __pyx_t_1 = PyInt_FromLong(__pyx_f_3_sa_sym_setindex(__pyx_v_self->category, ((__pyx_v_e_gap_order[__pyx_v_j]) + 1))); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1381; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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         __pyx_t_10 = PyList_Append(__pyx_v_indexes, __pyx_t_1); if (unlikely(__pyx_t_10 == -1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1381; __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":1382
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1382
  *                 if j < num_gaps:
  *                     indexes.append(sym_setindex(self.category, e_gap_order[j]+1))
  *                     ephr_arr._append(sym_setindex(self.category, e_gap_order[j]+1))             # <<<<<<<<<<<<<<
@@ -47580,7 +50903,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
       __pyx_L45:;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1383
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1383
  *                     indexes.append(sym_setindex(self.category, e_gap_order[j]+1))
  *                     ephr_arr._append(sym_setindex(self.category, e_gap_order[j]+1))
  *             i = i + step             # <<<<<<<<<<<<<<
@@ -47589,7 +50912,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
     __pyx_v_i = (__pyx_v_i + __pyx_v_step);
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1384
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1384
  *                     ephr_arr._append(sym_setindex(self.category, e_gap_order[j]+1))
  *             i = i + step
  *             if ephr_arr.len <= self.max_target_length and num_chunks <= self.max_target_chunks:             # <<<<<<<<<<<<<<
@@ -47605,7 +50928,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     }
     if (__pyx_t_7) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1385
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1385
  *             i = i + step
  *             if ephr_arr.len <= self.max_target_length and num_chunks <= self.max_target_chunks:
  *                 result.append((Phrase(ephr_arr),indexes))             # <<<<<<<<<<<<<<
@@ -47613,7 +50936,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  *         free(e_gaps1)
  */
       __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1385; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+      __Pyx_GOTREF(__pyx_t_1);
       __Pyx_INCREF(((PyObject *)__pyx_v_ephr_arr));
       PyTuple_SET_ITEM(__pyx_t_1, 0, ((PyObject *)__pyx_v_ephr_arr));
       __Pyx_GIVEREF(((PyObject *)__pyx_v_ephr_arr));
@@ -47621,7 +50944,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
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       __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
       __pyx_t_1 = PyTuple_New(2); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1385; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+      __Pyx_GOTREF(__pyx_t_1);
       PyTuple_SET_ITEM(__pyx_t_1, 0, __pyx_t_11);
       __Pyx_GIVEREF(__pyx_t_11);
       __Pyx_INCREF(((PyObject *)__pyx_v_indexes));
@@ -47637,7 +50960,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
     __pyx_L46:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1387
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1387
  *                 result.append((Phrase(ephr_arr),indexes))
  * 
  *         free(e_gaps1)             # <<<<<<<<<<<<<<
@@ -47646,7 +50969,7 @@ 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":1388
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1388
  * 
  *         free(e_gaps1)
  *         free(e_gap_order)             # <<<<<<<<<<<<<<
@@ -47655,7 +50978,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  */
   free(__pyx_v_e_gap_order);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1389
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1389
  *         free(e_gaps1)
  *         free(e_gap_order)
  *         return result             # <<<<<<<<<<<<<<
@@ -47683,7 +51006,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
   return __pyx_r;
 }
 
-/* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1391
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1391
  *         return result
  * 
  *     cdef IntList create_alignments(self, int* sent_links, int num_links, findexes, eindexes):             # <<<<<<<<<<<<<<
@@ -47691,7 +51014,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract_phrases(struct _
  *         cdef IntList ret = IntList()
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-static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_create_alignments(struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, int *__pyx_v_sent_links, int __pyx_v_num_links, PyObject *__pyx_v_findexes, PyObject *__pyx_v_eindexes) {
+static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_create_alignments(CYTHON_UNUSED struct __pyx_obj_3_sa_HieroCachingRuleFactory *__pyx_v_self, int *__pyx_v_sent_links, int __pyx_v_num_links, PyObject *__pyx_v_findexes, PyObject *__pyx_v_eindexes) {
   unsigned int __pyx_v_i;
   struct __pyx_obj_3_sa_IntList *__pyx_v_ret = 0;
   PyObject *__pyx_v_s = NULL;
@@ -47709,9 +51032,9 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("create_alignments");
+  __Pyx_RefNannySetupContext("create_alignments", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1393
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1393
  *     cdef IntList create_alignments(self, int* sent_links, int num_links, findexes, eindexes):
  *         cdef unsigned i
  *         cdef IntList ret = IntList()             # <<<<<<<<<<<<<<
@@ -47723,7 +51046,7 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
   __pyx_v_ret = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1394
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1394
  *         cdef unsigned i
  *         cdef IntList ret = IntList()
  *         for i in range(len(findexes)):             # <<<<<<<<<<<<<<
@@ -47734,7 +51057,7 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
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     __pyx_v_i = __pyx_t_3;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1395
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1395
  *         cdef IntList ret = IntList()
  *         for i in range(len(findexes)):
  *             s = findexes[i]             # <<<<<<<<<<<<<<
@@ -47747,20 +51070,19 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
     __pyx_v_s = __pyx_t_1;
     __pyx_t_1 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1396
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1396
  *         for i in range(len(findexes)):
  *             s = findexes[i]
  *             if (s<0):             # <<<<<<<<<<<<<<
  *                 continue
  *             idx = 0
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-    __pyx_t_1 = PyObject_RichCompare(__pyx_v_s, __pyx_int_0, Py_LT); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1396; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_1);
+    __pyx_t_1 = PyObject_RichCompare(__pyx_v_s, __pyx_int_0, Py_LT); __Pyx_XGOTREF(__pyx_t_1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1396; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __pyx_t_4 = __Pyx_PyObject_IsTrue(__pyx_t_1); if (unlikely(__pyx_t_4 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1396; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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     if (__pyx_t_4) {
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1397
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1397
  *             s = findexes[i]
  *             if (s<0):
  *                 continue             # <<<<<<<<<<<<<<
@@ -47772,7 +51094,7 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
     }
     __pyx_L5:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1398
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1398
  *             if (s<0):
  *                 continue
  *             idx = 0             # <<<<<<<<<<<<<<
@@ -47783,7 +51105,7 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
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     __pyx_v_idx = __pyx_int_0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1399
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1399
  *                 continue
  *             idx = 0
  *             while (idx < num_links*2):             # <<<<<<<<<<<<<<
@@ -47793,14 +51115,13 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
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-      __pyx_t_5 = PyObject_RichCompare(__pyx_v_idx, __pyx_t_1, Py_LT); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1399; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_5);
+      __pyx_t_5 = PyObject_RichCompare(__pyx_v_idx, __pyx_t_1, Py_LT); __Pyx_XGOTREF(__pyx_t_5); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1399; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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       if (!__pyx_t_4) break;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1400
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1400
  *             idx = 0
  *             while (idx < num_links*2):
  *                 if (sent_links[idx] == s):             # <<<<<<<<<<<<<<
@@ -47810,14 +51131,13 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
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       __pyx_t_5 = PyInt_FromLong((__pyx_v_sent_links[__pyx_t_6])); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1400; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-      __pyx_t_1 = PyObject_RichCompare(__pyx_t_5, __pyx_v_s, Py_EQ); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1400; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_1);
+      __pyx_t_1 = PyObject_RichCompare(__pyx_t_5, __pyx_v_s, Py_EQ); __Pyx_XGOTREF(__pyx_t_1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1400; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
       __pyx_t_4 = __Pyx_PyObject_IsTrue(__pyx_t_1); if (unlikely(__pyx_t_4 < 0)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1400; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
       if (__pyx_t_4) {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1401
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1401
  *             while (idx < num_links*2):
  *                 if (sent_links[idx] == s):
  *                     j = eindexes.index(sent_links[idx+1])             # <<<<<<<<<<<<<<
@@ -47833,7 +51153,7 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
         __pyx_t_5 = PyInt_FromLong((__pyx_v_sent_links[__pyx_t_6])); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1401; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
         __Pyx_GOTREF(__pyx_t_5);
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-        __Pyx_GOTREF(((PyObject *)__pyx_t_7));
+        __Pyx_GOTREF(__pyx_t_7);
         PyTuple_SET_ITEM(__pyx_t_7, 0, __pyx_t_5);
         __Pyx_GIVEREF(__pyx_t_5);
         __pyx_t_5 = 0;
@@ -47845,7 +51165,7 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
         __pyx_v_j = __pyx_t_5;
         __pyx_t_5 = 0;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1402
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1402
  *                 if (sent_links[idx] == s):
  *                     j = eindexes.index(sent_links[idx+1])
  *                     ret.append(i*65536+j)             # <<<<<<<<<<<<<<
@@ -47865,7 +51185,7 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
       }
       __pyx_L8:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1403
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1403
  *                     j = eindexes.index(sent_links[idx+1])
  *                     ret.append(i*65536+j)
  *                 idx += 2             # <<<<<<<<<<<<<<
@@ -47881,7 +51201,7 @@ static struct __pyx_obj_3_sa_IntList *__pyx_f_3_sa_23HieroCachingRuleFactory_cre
     __pyx_L3_continue:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1404
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1404
  *                     ret.append(i*65536+j)
  *                 idx += 2
  *         return ret             # <<<<<<<<<<<<<<
@@ -47911,7 +51231,7 @@ 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":1406
+/* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1406
  *         return ret
  * 
  *     cdef extract(self, Phrase phrase, Matching* matching, int* chunklen, int num_chunks):             # <<<<<<<<<<<<<<
@@ -47951,7 +51271,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   int __pyx_v_f_sent_end;
   int __pyx_v_e_sent_len;
   int __pyx_v_f_sent_len;
-  int __pyx_v_e_word_count;
+  CYTHON_UNUSED int __pyx_v_e_word_count;
   int __pyx_v_f_x_low;
   int __pyx_v_f_x_high;
   int __pyx_v_e_x_low;
@@ -47962,7 +51282,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   PyObject *__pyx_v_phrase_list = 0;
   struct __pyx_obj_3_sa_IntList *__pyx_v_fphr_arr = 0;
   struct __pyx_obj_3_sa_Phrase *__pyx_v_fphr = 0;
-  PyObject *__pyx_v_reason_for_failure = 0;
+  CYTHON_UNUSED PyObject *__pyx_v_reason_for_failure = 0;
   PyObject *__pyx_v_sofar = NULL;
   PyObject *__pyx_v_als = NULL;
   PyObject *__pyx_v_al = NULL;
@@ -48003,9 +51323,9 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
-  __Pyx_RefNannySetupContext("extract");
+  __Pyx_RefNannySetupContext("extract", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1419
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1419
  *         cdef reason_for_failure
  * 
  *         fphr_arr = IntList()             # <<<<<<<<<<<<<<
@@ -48017,7 +51337,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   __pyx_v_fphr_arr = ((struct __pyx_obj_3_sa_IntList *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1420
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1420
  * 
  *         fphr_arr = IntList()
  *         phrase_len = phrase.n             # <<<<<<<<<<<<<<
@@ -48026,7 +51346,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_phrase_len = __pyx_v_phrase->n;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1421
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1421
  *         fphr_arr = IntList()
  *         phrase_len = phrase.n
  *         extracts = []             # <<<<<<<<<<<<<<
@@ -48034,11 +51354,11 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  * 
  */
   __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;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+  __Pyx_GOTREF(__pyx_t_1);
   __pyx_v_extracts = ((PyObject *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1422
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1422
  *         phrase_len = phrase.n
  *         extracts = []
  *         sent_links = self.alignment._get_sent_links(matching.sent_id, &num_links)             # <<<<<<<<<<<<<<
@@ -48047,7 +51367,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_sent_links = ((struct __pyx_vtabstruct_3_sa_Alignment *)__pyx_v_self->alignment->__pyx_vtab)->_get_sent_links(__pyx_v_self->alignment, __pyx_v_matching->sent_id, (&__pyx_v_num_links));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1424
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1424
  *         sent_links = self.alignment._get_sent_links(matching.sent_id, &num_links)
  * 
  *         e_sent_start = self.eda.sent_index.arr[matching.sent_id]             # <<<<<<<<<<<<<<
@@ -48056,7 +51376,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_e_sent_start = (__pyx_v_self->eda->sent_index->arr[__pyx_v_matching->sent_id]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1425
+  /* "/Users/vchahun/Sandbox/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]             # <<<<<<<<<<<<<<
@@ -48065,7 +51385,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_e_sent_end = (__pyx_v_self->eda->sent_index->arr[(__pyx_v_matching->sent_id + 1)]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1426
+  /* "/Users/vchahun/Sandbox/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]
  *         e_sent_len = e_sent_end - e_sent_start - 1             # <<<<<<<<<<<<<<
@@ -48074,7 +51394,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_e_sent_len = ((__pyx_v_e_sent_end - __pyx_v_e_sent_start) - 1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1427
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1427
  *         e_sent_end = self.eda.sent_index.arr[matching.sent_id+1]
  *         e_sent_len = e_sent_end - e_sent_start - 1
  *         f_sent_start = self.fda.sent_index.arr[matching.sent_id]             # <<<<<<<<<<<<<<
@@ -48083,7 +51403,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_f_sent_start = (__pyx_v_self->fda->sent_index->arr[__pyx_v_matching->sent_id]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1428
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1428
  *         e_sent_len = e_sent_end - e_sent_start - 1
  *         f_sent_start = self.fda.sent_index.arr[matching.sent_id]
  *         f_sent_end = self.fda.sent_index.arr[matching.sent_id+1]             # <<<<<<<<<<<<<<
@@ -48092,7 +51412,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_f_sent_end = (__pyx_v_self->fda->sent_index->arr[(__pyx_v_matching->sent_id + 1)]);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1429
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1429
  *         f_sent_start = self.fda.sent_index.arr[matching.sent_id]
  *         f_sent_end = self.fda.sent_index.arr[matching.sent_id+1]
  *         f_sent_len = f_sent_end - f_sent_start - 1             # <<<<<<<<<<<<<<
@@ -48101,7 +51421,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  */
   __pyx_v_f_sent_len = ((__pyx_v_f_sent_end - __pyx_v_f_sent_start) - 1);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1431
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1431
  *         f_sent_len = f_sent_end - f_sent_start - 1
  * 
  *         self.findexes1.reset()             # <<<<<<<<<<<<<<
@@ -48115,7 +51435,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   __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":1432
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1432
  * 
  *         self.findexes1.reset()
  *         sofar = 0             # <<<<<<<<<<<<<<
@@ -48125,7 +51445,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   __Pyx_INCREF(__pyx_int_0);
   __pyx_v_sofar = __pyx_int_0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1433
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1433
  *         self.findexes1.reset()
  *         sofar = 0
  *         for i in range(num_chunks):             # <<<<<<<<<<<<<<
@@ -48136,7 +51456,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
     __pyx_v_i = __pyx_t_4;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1434
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1434
  *         sofar = 0
  *         for i in range(num_chunks):
  *             for j in range(chunklen[i]):             # <<<<<<<<<<<<<<
@@ -48147,7 +51467,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     for (__pyx_t_6 = 0; __pyx_t_6 < __pyx_t_5; __pyx_t_6+=1) {
       __pyx_v_j = __pyx_t_6;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1435
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1435
  *         for i in range(num_chunks):
  *             for j in range(chunklen[i]):
  *                 self.findexes1.append(matching.arr[matching.start+i]+j-f_sent_start);             # <<<<<<<<<<<<<<
@@ -48161,7 +51481,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __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":1436
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48175,7 +51495,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_t_1 = 0;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1437
+    /* "/Users/vchahun/Sandbox/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):             # <<<<<<<<<<<<<<
@@ -48185,7 +51505,7 @@ 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":1438
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1438
  *                 sofar += 1
  *             if (i+1<num_chunks):
  *                 self.findexes1.append(phrase[sofar])             # <<<<<<<<<<<<<<
@@ -48199,7 +51519,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __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":1439
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1439
  *             if (i+1<num_chunks):
  *                 self.findexes1.append(phrase[sofar])
  *                 sofar += 1             # <<<<<<<<<<<<<<
@@ -48216,7 +51536,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __pyx_L7:;
   }
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1442
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1442
  * 
  * 
  *         e_links_low = <int*> malloc(e_sent_len*sizeof(int))             # <<<<<<<<<<<<<<
@@ -48225,7 +51545,7 @@ 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":1443
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48234,7 +51554,7 @@ 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":1444
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48243,7 +51563,7 @@ 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":1445
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48252,7 +51572,7 @@ 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":1446
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48261,7 +51581,7 @@ 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":1447
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48270,7 +51590,7 @@ 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":1448
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48279,7 +51599,7 @@ 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":1449
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48288,7 +51608,7 @@ 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":1450
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48297,7 +51617,7 @@ 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":1451
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48306,7 +51626,7 @@ 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":1452
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48315,7 +51635,7 @@ 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":1453
+  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -48324,7 +51644,7 @@ 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":1455
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1455
  *         memset(e_gap_high, 0, (num_chunks+1)*sizeof(int))
  * 
  *         reason_for_failure = ""             # <<<<<<<<<<<<<<
@@ -48334,7 +51654,7 @@ 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":1457
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1457
  *         reason_for_failure = ""
  * 
  *         for i from 0 <= i < e_sent_len:             # <<<<<<<<<<<<<<
@@ -48344,7 +51664,7 @@ 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":1458
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1458
  * 
  *         for i from 0 <= i < e_sent_len:
  *             e_links_low[i] = -1             # <<<<<<<<<<<<<<
@@ -48353,7 +51673,7 @@ 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":1459
+    /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48363,7 +51683,7 @@ 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":1460
+  /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48373,7 +51693,7 @@ 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":1461
+    /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48382,7 +51702,7 @@ 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":1462
+    /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48392,7 +51712,7 @@ 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":1468
+  /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48401,7 +51721,7 @@ 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":1469
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1469
  *         # when we want to check something on the e side?)
  *         i = 0
  *         while i < num_links*2:             # <<<<<<<<<<<<<<
@@ -48412,7 +51732,7 @@ 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":1470
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1470
  *         i = 0
  *         while i < num_links*2:
  *             f_i = sent_links[i]             # <<<<<<<<<<<<<<
@@ -48421,7 +51741,7 @@ 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":1471
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1471
  *         while i < num_links*2:
  *             f_i = sent_links[i]
  *             e_i = sent_links[i+1]             # <<<<<<<<<<<<<<
@@ -48430,7 +51750,7 @@ 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":1472
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48446,7 +51766,7 @@ 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":1473
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48458,7 +51778,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     __pyx_L14:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1474
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48474,7 +51794,7 @@ 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":1475
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48486,7 +51806,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     __pyx_L15:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1476
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48502,7 +51822,7 @@ 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":1477
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48514,7 +51834,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     __pyx_L16:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1478
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48530,7 +51850,7 @@ 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":1479
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48542,7 +51862,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     __pyx_L17:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1480
+    /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48552,7 +51872,7 @@ 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":1482
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1482
  *             i = i + 2
  * 
  *         als = []             # <<<<<<<<<<<<<<
@@ -48560,11 +51880,11 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  *             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 = 1482; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+  __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":1483
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1483
  * 
  *         als = []
  *         for x in range(matching.start,matching.end):             # <<<<<<<<<<<<<<
@@ -48575,7 +51895,7 @@ 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":1484
+    /* "/Users/vchahun/Sandbox/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])             # <<<<<<<<<<<<<<
@@ -48587,7 +51907,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __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 = 1484; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(((PyObject *)__pyx_t_10));
+    __Pyx_GOTREF(__pyx_t_10);
     PyTuple_SET_ITEM(__pyx_t_10, 0, __pyx_t_2);
     __Pyx_GIVEREF(__pyx_t_2);
     PyTuple_SET_ITEM(__pyx_t_10, 1, __pyx_t_1);
@@ -48598,20 +51918,17 @@ 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":1485
+    /* "/Users/vchahun/Sandbox/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
  */
-    if (unlikely(((PyObject *)__pyx_v_als) == Py_None)) {
-      PyErr_Format(PyExc_AttributeError, "'NoneType' object has no attribute '%s'", "append"); {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1485; __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":1487
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1487
  *             als.append(al)
  *         # check all source-side alignment constraints
  *         met_constraints = 1             # <<<<<<<<<<<<<<
@@ -48620,7 +51937,7 @@ 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":1488
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1488
  *         # check all source-side alignment constraints
  *         met_constraints = 1
  *         if self.require_aligned_terminal:             # <<<<<<<<<<<<<<
@@ -48629,7 +51946,7 @@ 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":1489
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1489
  *         met_constraints = 1
  *         if self.require_aligned_terminal:
  *             num_aligned_chunks = 0             # <<<<<<<<<<<<<<
@@ -48638,7 +51955,7 @@ 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":1490
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1490
  *         if self.require_aligned_terminal:
  *             num_aligned_chunks = 0
  *             for i from 0 <= i < num_chunks:             # <<<<<<<<<<<<<<
@@ -48648,7 +51965,7 @@ 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":1491
+      /* "/Users/vchahun/Sandbox/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]:             # <<<<<<<<<<<<<<
@@ -48658,7 +51975,7 @@ 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":1492
+        /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48668,7 +51985,7 @@ 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":1493
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48677,7 +51994,7 @@ 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":1494
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48692,7 +52009,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __pyx_L24_break:;
     }
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1495
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1495
  *                         num_aligned_chunks = num_aligned_chunks + 1
  *                         break
  *             if num_aligned_chunks == 0:             # <<<<<<<<<<<<<<
@@ -48702,7 +52019,7 @@ 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":1496
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1496
  *                         break
  *             if num_aligned_chunks == 0:
  *                 reason_for_failure = "No aligned terminals"             # <<<<<<<<<<<<<<
@@ -48713,7 +52030,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __Pyx_DECREF(__pyx_v_reason_for_failure);
       __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_127);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1497
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1497
  *             if num_aligned_chunks == 0:
  *                 reason_for_failure = "No aligned terminals"
  *                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -48725,7 +52042,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     }
     __pyx_L26:;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1498
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48740,7 +52057,7 @@ 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":1499
+      /* "/Users/vchahun/Sandbox/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"             # <<<<<<<<<<<<<<
@@ -48751,7 +52068,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       __Pyx_DECREF(__pyx_v_reason_for_failure);
       __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_128);
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1500
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48766,7 +52083,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   }
   __pyx_L20:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1502
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1502
  *                 met_constraints = 0
  * 
  *         if met_constraints and self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -48780,7 +52097,7 @@ 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":1504
+    /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48790,7 +52107,7 @@ 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":1505
+      /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48800,7 +52117,7 @@ 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":1506
+        /* "/Users/vchahun/Sandbox/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"             # <<<<<<<<<<<<<<
@@ -48811,7 +52128,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __Pyx_DECREF(__pyx_v_reason_for_failure);
         __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_129);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1507
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48820,7 +52137,7 @@ 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":1508
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1508
  *                     reason_for_failure = "Gaps are not tight phrases"
  *                     met_constraints = 0
  *                     break             # <<<<<<<<<<<<<<
@@ -48832,7 +52149,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       __pyx_L31:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1509
+      /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48842,7 +52159,7 @@ 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":1510
+        /* "/Users/vchahun/Sandbox/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"             # <<<<<<<<<<<<<<
@@ -48853,7 +52170,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __Pyx_DECREF(__pyx_v_reason_for_failure);
         __pyx_v_reason_for_failure = ((PyObject *)__pyx_kp_s_129);
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1511
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48862,7 +52179,7 @@ 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":1512
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1512
  *                     reason_for_failure = "Gaps are not tight phrases"
  *                     met_constraints = 0
  *                     break             # <<<<<<<<<<<<<<
@@ -48879,7 +52196,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
   }
   __pyx_L28:;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1514
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1514
  *                     break
  * 
  *         f_low = matching.arr[matching.start] - f_sent_start             # <<<<<<<<<<<<<<
@@ -48888,7 +52205,7 @@ 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":1515
+  /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48897,7 +52214,7 @@ 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":1516
+  /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -48906,7 +52223,7 @@ 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":1518
+    /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -48916,7 +52233,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
     __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":1522
+    /* "/Users/vchahun/Sandbox/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):             # <<<<<<<<<<<<<<
@@ -48927,7 +52244,7 @@ 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":1523
+      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48936,7 +52253,7 @@ 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":1524
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1524
  *                                 self.max_nonterminals - num_chunks + 1, 1, 1, 0, 0):
  *                 gap_error = 0
  *                 num_gaps = 0             # <<<<<<<<<<<<<<
@@ -48945,7 +52262,7 @@ 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":1526
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1526
  *                 num_gaps = 0
  * 
  *                 if f_back_low < f_low:             # <<<<<<<<<<<<<<
@@ -48955,7 +52272,7 @@ 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":1527
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1527
  * 
  *                 if f_back_low < f_low:
  *                     f_gap_low[0] = f_back_low             # <<<<<<<<<<<<<<
@@ -48964,7 +52281,7 @@ 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":1528
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -48973,7 +52290,7 @@ 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":1529
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1529
  *                     f_gap_low[0] = f_back_low
  *                     f_gap_high[0] = f_low
  *                     num_gaps = 1             # <<<<<<<<<<<<<<
@@ -48982,7 +52299,7 @@ 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":1530
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1530
  *                     f_gap_high[0] = f_low
  *                     num_gaps = 1
  *                     gap_start = 0             # <<<<<<<<<<<<<<
@@ -48991,7 +52308,7 @@ 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":1531
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1531
  *                     num_gaps = 1
  *                     gap_start = 0
  *                     phrase_len = phrase_len+1             # <<<<<<<<<<<<<<
@@ -49000,7 +52317,7 @@ 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":1532
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1532
  *                     gap_start = 0
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:             # <<<<<<<<<<<<<<
@@ -49010,7 +52327,7 @@ 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":1533
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1533
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1             # <<<<<<<<<<<<<<
@@ -49022,7 +52339,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         __pyx_L36:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1534
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1534
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1
  *                     if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -49031,7 +52348,7 @@ 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":1535
+          /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -49047,7 +52364,7 @@ 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":1536
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49056,7 +52373,7 @@ 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":1537
+            /* "/Users/vchahun/Sandbox/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"             # <<<<<<<<<<<<<<
@@ -49076,7 +52393,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1539
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1539
  *                             reason_for_failure = "Inside edges of preceding subphrase are not tight"
  *                 else:
  *                     gap_start = 1             # <<<<<<<<<<<<<<
@@ -49085,7 +52402,7 @@ 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":1540
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1540
  *                 else:
  *                     gap_start = 1
  *                     if self.tight_phrases and f_links_low[f_low] == -1:             # <<<<<<<<<<<<<<
@@ -49100,7 +52417,7 @@ 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":1543
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49114,7 +52431,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       __pyx_L35:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1545
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1545
  *                         met_constraints = 0
  * 
  *                 for i from 0 <= i < matching.size - 1:             # <<<<<<<<<<<<<<
@@ -49124,7 +52441,7 @@ 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":1546
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49133,7 +52450,7 @@ 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":1547
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49142,7 +52459,7 @@ 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":1548
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49152,7 +52469,7 @@ 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":1550
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1550
  *                     num_gaps = num_gaps + 1
  * 
  *                 if f_high < f_back_high:             # <<<<<<<<<<<<<<
@@ -49162,7 +52479,7 @@ 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":1551
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1551
  * 
  *                 if f_high < f_back_high:
  *                     f_gap_low[gap_start+num_gaps] = f_high             # <<<<<<<<<<<<<<
@@ -49171,7 +52488,7 @@ 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":1552
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49180,7 +52497,7 @@ 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":1553
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49189,7 +52506,7 @@ 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":1554
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49198,7 +52515,7 @@ 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":1555
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1555
  *                     num_gaps = num_gaps + 1
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:             # <<<<<<<<<<<<<<
@@ -49208,7 +52525,7 @@ 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":1556
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1556
  *                     phrase_len = phrase_len+1
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1             # <<<<<<<<<<<<<<
@@ -49220,7 +52537,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         __pyx_L43:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1557
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1557
  *                     if phrase_len > self.max_length:
  *                         gap_error = 1
  *                     if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -49229,7 +52546,7 @@ 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":1558
+          /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -49245,7 +52562,7 @@ 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":1559
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49254,7 +52571,7 @@ 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":1560
+            /* "/Users/vchahun/Sandbox/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"             # <<<<<<<<<<<<<<
@@ -49274,7 +52591,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       /*else*/ {
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1562
+        /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -49289,7 +52606,7 @@ 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":1563
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1563
  *                 else:
  *                     if self.tight_phrases and f_links_low[f_high-1] == -1:
  *                         met_constraints = 0             # <<<<<<<<<<<<<<
@@ -49303,7 +52620,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       __pyx_L42:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1565
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1565
  *                         met_constraints = 0
  * 
  *                 if gap_error == 0:             # <<<<<<<<<<<<<<
@@ -49313,7 +52630,7 @@ 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":1566
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1566
  * 
  *                 if gap_error == 0:
  *                     e_word_count = e_high - e_low             # <<<<<<<<<<<<<<
@@ -49322,7 +52639,7 @@ 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":1567
+        /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49332,7 +52649,7 @@ 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":1568
+          /* "/Users/vchahun/Sandbox/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],             # <<<<<<<<<<<<<<
@@ -49342,7 +52659,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __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":1573
+          /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -49353,7 +52670,7 @@ 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":1575
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49362,7 +52679,7 @@ 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":1576
+            /* "/Users/vchahun/Sandbox/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])             # <<<<<<<<<<<<<<
@@ -49374,7 +52691,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __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 = 1576; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-            __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+            __Pyx_GOTREF(__pyx_t_2);
             PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_t_10);
             __Pyx_GIVEREF(__pyx_t_10);
             PyTuple_SET_ITEM(__pyx_t_2, 1, __pyx_t_1);
@@ -49388,7 +52705,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __pyx_v_reason_for_failure = ((PyObject *)__pyx_t_1);
             __pyx_t_1 = 0;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1577
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49405,7 +52722,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
       }
       __pyx_L47:;
 
-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1579
+      /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1579
  *                             break
  * 
  *                 if gap_error == 0:             # <<<<<<<<<<<<<<
@@ -49415,7 +52732,7 @@ 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":1580
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1580
  * 
  *                 if gap_error == 0:
  *                     i = 1             # <<<<<<<<<<<<<<
@@ -49424,7 +52741,7 @@ 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":1581
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1581
  *                 if gap_error == 0:
  *                     i = 1
  *                     self.findexes.reset()             # <<<<<<<<<<<<<<
@@ -49438,7 +52755,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __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":1582
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1582
  *                     i = 1
  *                     self.findexes.reset()
  *                     if f_back_low < f_low:             # <<<<<<<<<<<<<<
@@ -49448,7 +52765,7 @@ 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":1583
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1583
  *                     self.findexes.reset()
  *                     if f_back_low < f_low:
  *                         fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -49457,7 +52774,7 @@ 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":1584
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1584
  *                     if f_back_low < f_low:
  *                         fphr_arr._append(sym_setindex(self.category, i))
  *                         i = i+1             # <<<<<<<<<<<<<<
@@ -49466,7 +52783,7 @@ 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":1585
+          /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -49483,7 +52800,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         __pyx_L52:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1586
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1586
  *                         i = i+1
  *                         self.findexes.append(sym_setindex(self.category, i))
  *                     self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
@@ -49493,7 +52810,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __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 = 1586; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+        __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));
@@ -49503,7 +52820,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __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":1587
+        /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -49513,7 +52830,7 @@ 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":1588
+          /* "/Users/vchahun/Sandbox/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]):             # <<<<<<<<<<<<<<
@@ -49523,7 +52840,7 @@ 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":1589
+            /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -49532,7 +52849,7 @@ 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":1590
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1590
  *                         if sym_isvar(phrase.syms[j]):
  *                             fphr_arr._append(sym_setindex(self.category, i))
  *                             i = i + 1             # <<<<<<<<<<<<<<
@@ -49544,7 +52861,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           /*else*/ {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1592
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1592
  *                             i = i + 1
  *                         else:
  *                             fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -49556,7 +52873,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __pyx_L55:;
         }
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1593
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1593
  *                         else:
  *                             fphr_arr._append(phrase.syms[j])
  *                     if f_back_high > f_high:             # <<<<<<<<<<<<<<
@@ -49566,7 +52883,7 @@ 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":1594
+          /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -49575,7 +52892,7 @@ 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":1595
+          /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -49592,7 +52909,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         __pyx_L56:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1597
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1597
  *                         self.findexes.append(sym_setindex(self.category, i))
  * 
  *                     fphr = Phrase(fphr_arr)             # <<<<<<<<<<<<<<
@@ -49600,7 +52917,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  *                         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 = 1597; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        __Pyx_GOTREF(((PyObject *)__pyx_t_2));
+        __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));
@@ -49610,7 +52927,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         __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":1598
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1598
  * 
  *                     fphr = Phrase(fphr_arr)
  *                     if met_constraints:             # <<<<<<<<<<<<<<
@@ -49619,7 +52936,7 @@ 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":1601
+          /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -49631,7 +52948,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __pyx_v_phrase_list = __pyx_t_10;
           __pyx_t_10 = 0;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1602
+          /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -49642,7 +52959,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           __pyx_t_7 = (__pyx_t_13 > 0);
           if (__pyx_t_7) {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1603
+            /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -49659,7 +52976,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           /*else*/ {
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1605
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1605
  *                             pair_count = 1.0 / len(phrase_list)
  *                         else:
  *                             pair_count = 0             # <<<<<<<<<<<<<<
@@ -49668,7 +52985,7 @@ 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":1606
+            /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -49684,7 +53001,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __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 = 1606; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-            __Pyx_GOTREF(((PyObject *)__pyx_t_15));
+            __Pyx_GOTREF(__pyx_t_15);
             PyTuple_SET_ITEM(__pyx_t_15, 0, __pyx_t_10);
             __Pyx_GIVEREF(__pyx_t_10);
             PyTuple_SET_ITEM(__pyx_t_15, 1, __pyx_t_2);
@@ -49706,7 +53023,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           __pyx_L58:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1607
+          /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -49722,12 +53039,20 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __pyx_t_16 = Py_TYPE(__pyx_t_14)->tp_iternext;
           }
           for (;;) {
-            if (PyList_CheckExact(__pyx_t_14)) {
+            if (!__pyx_t_16 && PyList_CheckExact(__pyx_t_14)) {
               if (__pyx_t_13 >= PyList_GET_SIZE(__pyx_t_14)) break;
-              __pyx_t_15 = PyList_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++;
-            } else if (PyTuple_CheckExact(__pyx_t_14)) {
+              #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 = 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 = 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;
-              __pyx_t_15 = PyTuple_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++;
+              #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 = 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 = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+              #endif
             } else {
               __pyx_t_15 = __pyx_t_16(__pyx_t_14);
               if (unlikely(!__pyx_t_15)) {
@@ -49741,27 +53066,33 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             if ((likely(PyTuple_CheckExact(__pyx_t_15))) || (PyList_CheckExact(__pyx_t_15))) {
               PyObject* sequence = __pyx_t_15;
+              #if CYTHON_COMPILING_IN_CPYTHON
+              Py_ssize_t size = Py_SIZE(sequence);
+              #else
+              Py_ssize_t size = PySequence_Size(sequence);
+              #endif
+              if (unlikely(size != 2)) {
+                if (size > 2) __Pyx_RaiseTooManyValuesError(2);
+                else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
+                {__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))) {
-                if (unlikely(PyTuple_GET_SIZE(sequence) != 2)) {
-                  if (PyTuple_GET_SIZE(sequence) > 2) __Pyx_RaiseTooManyValuesError(2);
-                  else __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(sequence));
-                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                }
                 __pyx_t_1 = PyTuple_GET_ITEM(sequence, 0); 
                 __pyx_t_2 = PyTuple_GET_ITEM(sequence, 1); 
               } else {
-                if (unlikely(PyList_GET_SIZE(sequence) != 2)) {
-                  if (PyList_GET_SIZE(sequence) > 2) __Pyx_RaiseTooManyValuesError(2);
-                  else __Pyx_RaiseNeedMoreValuesError(PyList_GET_SIZE(sequence));
-                  {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                }
                 __pyx_t_1 = PyList_GET_ITEM(sequence, 0); 
                 __pyx_t_2 = PyList_GET_ITEM(sequence, 1); 
               }
               __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 = 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 {
+            } 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 = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __Pyx_GOTREF(__pyx_t_10);
@@ -49772,12 +53103,13 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               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 = 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;
               __pyx_L61_unpacking_failed:;
               __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
-              if (PyErr_Occurred() && PyErr_ExceptionMatches(PyExc_StopIteration)) PyErr_Clear();
-              if (!PyErr_Occurred()) __Pyx_RaiseNeedMoreValuesError(index);
+              __pyx_t_17 = NULL;
+              if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
               {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1607; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
               __pyx_L62_unpacking_done:;
             }
@@ -49788,7 +53120,7 @@ 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":1608
+            /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -49804,7 +53136,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __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":1609
+            /* "/Users/vchahun/Sandbox/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)))             # <<<<<<<<<<<<<<
@@ -49814,7 +53146,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __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 = 1609; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-            __Pyx_GOTREF(((PyObject *)__pyx_t_15));
+            __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));
@@ -49822,7 +53154,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             __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 = 1609; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-            __Pyx_GOTREF(((PyObject *)__pyx_t_15));
+            __Pyx_GOTREF(__pyx_t_15);
             __Pyx_INCREF(((PyObject *)__pyx_v_fphr));
             PyTuple_SET_ITEM(__pyx_t_15, 0, ((PyObject *)__pyx_v_fphr));
             __Pyx_GIVEREF(((PyObject *)__pyx_v_fphr));
@@ -49845,7 +53177,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
         }
         __pyx_L57:;
 
-        /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1611
+        /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1611
  *                             extracts.append((fphr, phrase2, pair_count, tuple(als1)))
  * 
  *                     if (num_gaps < self.max_nonterminals and             # <<<<<<<<<<<<<<
@@ -49855,7 +53187,7 @@ 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":1612
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1612
  * 
  *                     if (num_gaps < self.max_nonterminals and
  *                         phrase_len < self.max_length and             # <<<<<<<<<<<<<<
@@ -49865,7 +53197,7 @@ 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":1613
+            /* "/Users/vchahun/Sandbox/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):             # <<<<<<<<<<<<<<
@@ -49883,7 +53215,7 @@ 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":1614
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49893,7 +53225,7 @@ 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":1615
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49903,7 +53235,7 @@ 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":1616
+              /* "/Users/vchahun/Sandbox/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))):             # <<<<<<<<<<<<<<
@@ -49933,7 +53265,7 @@ 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":1617
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49942,7 +53274,7 @@ 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":1618
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49951,7 +53283,7 @@ 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":1619
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1619
  *                             f_x_low = f_low-self.train_min_gap_size
  *                             met_constraints = 1
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -49960,7 +53292,7 @@ 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":1620
+              /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -49977,7 +53309,7 @@ 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":1621
+                /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -49990,7 +53322,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L65:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1622
+            /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -50006,7 +53338,7 @@ 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":1623
+              /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -50018,7 +53350,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L68:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1625
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1625
  *                                 met_constraints = 0
  * 
  *                             if (met_constraints and             # <<<<<<<<<<<<<<
@@ -50027,7 +53359,7 @@ 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":1626
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1626
  * 
  *                             if (met_constraints and
  *                                 self.find_fixpoint(f_x_low, f_back_high,             # <<<<<<<<<<<<<<
@@ -50037,7 +53369,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1630
+              /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -50047,7 +53379,7 @@ 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":1632
+                /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -50063,7 +53395,7 @@ 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":1633
+                  /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -50073,7 +53405,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   __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":1637
+                  /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -50096,7 +53428,7 @@ 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":1639
+              /* "/Users/vchahun/Sandbox/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()             # <<<<<<<<<<<<<<
@@ -50105,7 +53437,7 @@ 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":1640
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1640
  *                                             0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()
  *                                 i = 1             # <<<<<<<<<<<<<<
@@ -50114,7 +53446,7 @@ 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":1641
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1641
  *                                 fphr_arr._clear()
  *                                 i = 1
  *                                 self.findexes.reset()             # <<<<<<<<<<<<<<
@@ -50128,7 +53460,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1642
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1642
  *                                 i = 1
  *                                 self.findexes.reset()
  *                                 self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -50142,7 +53474,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1643
+              /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -50151,7 +53483,7 @@ 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":1644
+              /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -50160,7 +53492,7 @@ 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":1645
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1645
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
@@ -50170,7 +53502,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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 = 1645; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-              __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+              __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));
@@ -50180,7 +53512,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1646
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1646
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:             # <<<<<<<<<<<<<<
@@ -50190,7 +53522,7 @@ 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":1647
+                /* "/Users/vchahun/Sandbox/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]):             # <<<<<<<<<<<<<<
@@ -50200,7 +53532,7 @@ 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":1648
+                  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -50209,7 +53541,7 @@ 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":1649
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1649
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))
  *                                         i = i + 1             # <<<<<<<<<<<<<<
@@ -50221,7 +53553,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 /*else*/ {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1651
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1651
  *                                         i = i + 1
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -50233,7 +53565,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_L72:;
               }
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1652
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1652
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 if f_back_high > f_high:             # <<<<<<<<<<<<<<
@@ -50243,7 +53575,7 @@ 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":1653
+                /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -50252,7 +53584,7 @@ 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":1654
+                /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -50269,7 +53601,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               __pyx_L73:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1655
+              /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -50277,7 +53609,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  *                                                     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 = 1655; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-              __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+              __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));
@@ -50288,7 +53620,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1658
+              /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -50301,7 +53633,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_v_phrase_list = __pyx_t_15;
               __pyx_t_15 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1659
+              /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -50312,7 +53644,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_t_9 = (__pyx_t_13 > 0);
               if (__pyx_t_9) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1660
+                /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -50329,7 +53661,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               /*else*/ {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1662
+                /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1662
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  *                                     pair_count = 0             # <<<<<<<<<<<<<<
@@ -50340,7 +53672,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               __pyx_L74:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1663
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1663
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2,eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -50356,12 +53688,20 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_t_16 = Py_TYPE(__pyx_t_15)->tp_iternext;
               }
               for (;;) {
-                if (PyList_CheckExact(__pyx_t_15)) {
+                if (!__pyx_t_16 && PyList_CheckExact(__pyx_t_15)) {
                   if (__pyx_t_13 >= PyList_GET_SIZE(__pyx_t_15)) break;
-                  __pyx_t_1 = PyList_GET_ITEM(__pyx_t_15, __pyx_t_13); __Pyx_INCREF(__pyx_t_1); __pyx_t_13++;
-                } else if (PyTuple_CheckExact(__pyx_t_15)) {
+                  #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 = 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 = 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;
-                  __pyx_t_1 = PyTuple_GET_ITEM(__pyx_t_15, __pyx_t_13); __Pyx_INCREF(__pyx_t_1); __pyx_t_13++;
+                  #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 = 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 = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  #endif
                 } else {
                   __pyx_t_1 = __pyx_t_16(__pyx_t_15);
                   if (unlikely(!__pyx_t_1)) {
@@ -50375,27 +53715,33 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 if ((likely(PyTuple_CheckExact(__pyx_t_1))) || (PyList_CheckExact(__pyx_t_1))) {
                   PyObject* sequence = __pyx_t_1;
+                  #if CYTHON_COMPILING_IN_CPYTHON
+                  Py_ssize_t size = Py_SIZE(sequence);
+                  #else
+                  Py_ssize_t size = PySequence_Size(sequence);
+                  #endif
+                  if (unlikely(size != 2)) {
+                    if (size > 2) __Pyx_RaiseTooManyValuesError(2);
+                    else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
+                    {__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))) {
-                    if (unlikely(PyTuple_GET_SIZE(sequence) != 2)) {
-                      if (PyTuple_GET_SIZE(sequence) > 2) __Pyx_RaiseTooManyValuesError(2);
-                      else __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(sequence));
-                      {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                    }
                     __pyx_t_14 = PyTuple_GET_ITEM(sequence, 0); 
                     __pyx_t_2 = PyTuple_GET_ITEM(sequence, 1); 
                   } else {
-                    if (unlikely(PyList_GET_SIZE(sequence) != 2)) {
-                      if (PyList_GET_SIZE(sequence) > 2) __Pyx_RaiseTooManyValuesError(2);
-                      else __Pyx_RaiseNeedMoreValuesError(PyList_GET_SIZE(sequence));
-                      {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                    }
                     __pyx_t_14 = PyList_GET_ITEM(sequence, 0); 
                     __pyx_t_2 = PyList_GET_ITEM(sequence, 1); 
                   }
                   __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 = 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 {
+                } 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 = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __Pyx_GOTREF(__pyx_t_10);
@@ -50406,12 +53752,13 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   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 = 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;
                   __pyx_L77_unpacking_failed:;
                   __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
-                  if (PyErr_Occurred() && PyErr_ExceptionMatches(PyExc_StopIteration)) PyErr_Clear();
-                  if (!PyErr_Occurred()) __Pyx_RaiseNeedMoreValuesError(index);
+                  __pyx_t_17 = NULL;
+                  if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
                   {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1663; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __pyx_L78_unpacking_done:;
                 }
@@ -50422,7 +53769,7 @@ 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":1664
+                /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -50438,7 +53785,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __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":1665
+                /* "/Users/vchahun/Sandbox/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)))             # <<<<<<<<<<<<<<
@@ -50448,7 +53795,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __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 = 1665; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+                __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));
@@ -50456,7 +53803,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __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 = 1665; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+                __Pyx_GOTREF(__pyx_t_1);
                 __Pyx_INCREF(((PyObject *)__pyx_v_fphr));
                 PyTuple_SET_ITEM(__pyx_t_1, 0, ((PyObject *)__pyx_v_fphr));
                 __Pyx_GIVEREF(((PyObject *)__pyx_v_fphr));
@@ -50482,7 +53829,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           __pyx_L64:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1667
+          /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1667
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als2)))
  * 
  *                         if (f_back_high == f_high and             # <<<<<<<<<<<<<<
@@ -50492,7 +53839,7 @@ 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":1668
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -50502,7 +53849,7 @@ 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":1669
+              /* "/Users/vchahun/Sandbox/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))):             # <<<<<<<<<<<<<<
@@ -50532,7 +53879,7 @@ 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":1670
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -50541,7 +53888,7 @@ 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":1671
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -50550,7 +53897,7 @@ 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":1672
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1672
  *                             f_x_high = f_high+self.train_min_gap_size
  *                             met_constraints = 1
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -50559,7 +53906,7 @@ 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":1673
+              /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -50576,7 +53923,7 @@ 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":1674
+                /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -50589,7 +53936,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L80:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1675
+            /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -50605,7 +53952,7 @@ 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":1676
+              /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -50617,7 +53964,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L83:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1678
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1678
  *                                 met_constraints = 0
  * 
  *                             if (met_constraints and             # <<<<<<<<<<<<<<
@@ -50626,7 +53973,7 @@ 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":1679
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1679
  * 
  *                             if (met_constraints and
  *                                 self.find_fixpoint(f_back_low, f_x_high,             # <<<<<<<<<<<<<<
@@ -50636,7 +53983,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1683
+              /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -50646,7 +53993,7 @@ 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":1685
+                /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -50662,7 +54009,7 @@ 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":1686
+                  /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -50672,7 +54019,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   __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":1691
+                  /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -50695,7 +54042,7 @@ 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":1693
+              /* "/Users/vchahun/Sandbox/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()             # <<<<<<<<<<<<<<
@@ -50704,7 +54051,7 @@ 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":1694
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1694
  *                                             0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()
  *                                 i = 1             # <<<<<<<<<<<<<<
@@ -50713,7 +54060,7 @@ 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":1695
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1695
  *                                 fphr_arr._clear()
  *                                 i = 1
  *                                 self.findexes.reset()             # <<<<<<<<<<<<<<
@@ -50727,7 +54074,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1696
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1696
  *                                 i = 1
  *                                 self.findexes.reset()
  *                                 if f_back_low < f_low:             # <<<<<<<<<<<<<<
@@ -50737,7 +54084,7 @@ 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":1697
+                /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1697
  *                                 self.findexes.reset()
  *                                 if f_back_low < f_low:
  *                                     fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -50746,7 +54093,7 @@ 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":1698
+                /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1698
  *                                 if f_back_low < f_low:
  *                                     fphr_arr._append(sym_setindex(self.category, i))
  *                                     i = i+1             # <<<<<<<<<<<<<<
@@ -50755,7 +54102,7 @@ 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":1699
+                /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -50772,7 +54119,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               __pyx_L85:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1700
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1700
  *                                     i = i+1
  *                                     self.findexes.append(sym_setindex(self.category, i))
  *                                 self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
@@ -50782,7 +54129,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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 = 1700; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-              __Pyx_GOTREF(((PyObject *)__pyx_t_14));
+              __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));
@@ -50792,7 +54139,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1701
+              /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -50802,7 +54149,7 @@ 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":1702
+                /* "/Users/vchahun/Sandbox/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]):             # <<<<<<<<<<<<<<
@@ -50812,7 +54159,7 @@ 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":1703
+                  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -50821,7 +54168,7 @@ 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":1704
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1704
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))
  *                                         i = i + 1             # <<<<<<<<<<<<<<
@@ -50833,7 +54180,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 /*else*/ {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1706
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1706
  *                                         i = i + 1
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -50845,7 +54192,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_L88:;
               }
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1707
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1707
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -50854,7 +54201,7 @@ 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":1708
+              /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -50868,7 +54215,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1709
+              /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -50876,7 +54223,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  *                                                     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 = 1709; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-              __Pyx_GOTREF(((PyObject *)__pyx_t_14));
+              __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));
@@ -50887,7 +54234,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1712
+              /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -50900,7 +54247,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_v_phrase_list = __pyx_t_1;
               __pyx_t_1 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1713
+              /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -50911,7 +54258,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_t_9 = (__pyx_t_13 > 0);
               if (__pyx_t_9) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1714
+                /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -50928,7 +54275,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               /*else*/ {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1716
+                /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1716
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  *                                     pair_count = 0             # <<<<<<<<<<<<<<
@@ -50939,7 +54286,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               __pyx_L89:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1717
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1717
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -50955,12 +54302,20 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_t_16 = Py_TYPE(__pyx_t_1)->tp_iternext;
               }
               for (;;) {
-                if (PyList_CheckExact(__pyx_t_1)) {
+                if (!__pyx_t_16 && PyList_CheckExact(__pyx_t_1)) {
                   if (__pyx_t_13 >= PyList_GET_SIZE(__pyx_t_1)) break;
-                  __pyx_t_14 = PyList_GET_ITEM(__pyx_t_1, __pyx_t_13); __Pyx_INCREF(__pyx_t_14); __pyx_t_13++;
-                } else if (PyTuple_CheckExact(__pyx_t_1)) {
+                  #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 = 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 = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  #endif
+                } else if (!__pyx_t_16 && PyTuple_CheckExact(__pyx_t_1)) {
                   if (__pyx_t_13 >= PyTuple_GET_SIZE(__pyx_t_1)) break;
-                  __pyx_t_14 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_13); __Pyx_INCREF(__pyx_t_14); __pyx_t_13++;
+                  #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 = 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 = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  #endif
                 } else {
                   __pyx_t_14 = __pyx_t_16(__pyx_t_1);
                   if (unlikely(!__pyx_t_14)) {
@@ -50974,27 +54329,33 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 if ((likely(PyTuple_CheckExact(__pyx_t_14))) || (PyList_CheckExact(__pyx_t_14))) {
                   PyObject* sequence = __pyx_t_14;
+                  #if CYTHON_COMPILING_IN_CPYTHON
+                  Py_ssize_t size = Py_SIZE(sequence);
+                  #else
+                  Py_ssize_t size = PySequence_Size(sequence);
+                  #endif
+                  if (unlikely(size != 2)) {
+                    if (size > 2) __Pyx_RaiseTooManyValuesError(2);
+                    else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
+                    {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  }
+                  #if CYTHON_COMPILING_IN_CPYTHON
                   if (likely(PyTuple_CheckExact(sequence))) {
-                    if (unlikely(PyTuple_GET_SIZE(sequence) != 2)) {
-                      if (PyTuple_GET_SIZE(sequence) > 2) __Pyx_RaiseTooManyValuesError(2);
-                      else __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(sequence));
-                      {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                    }
                     __pyx_t_15 = PyTuple_GET_ITEM(sequence, 0); 
                     __pyx_t_2 = PyTuple_GET_ITEM(sequence, 1); 
                   } else {
-                    if (unlikely(PyList_GET_SIZE(sequence) != 2)) {
-                      if (PyList_GET_SIZE(sequence) > 2) __Pyx_RaiseTooManyValuesError(2);
-                      else __Pyx_RaiseNeedMoreValuesError(PyList_GET_SIZE(sequence));
-                      {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                    }
                     __pyx_t_15 = PyList_GET_ITEM(sequence, 0); 
                     __pyx_t_2 = PyList_GET_ITEM(sequence, 1); 
                   }
                   __Pyx_INCREF(__pyx_t_15);
                   __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 = 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;}
+                  #endif
                   __Pyx_DECREF(__pyx_t_14); __pyx_t_14 = 0;
-                } else {
+                } else
+                {
                   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 = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __Pyx_GOTREF(__pyx_t_10);
@@ -51005,12 +54366,13 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   index = 1; __pyx_t_2 = __pyx_t_17(__pyx_t_10); if (unlikely(!__pyx_t_2)) goto __pyx_L92_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 = 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;
                   __pyx_L92_unpacking_failed:;
                   __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
-                  if (PyErr_Occurred() && PyErr_ExceptionMatches(PyExc_StopIteration)) PyErr_Clear();
-                  if (!PyErr_Occurred()) __Pyx_RaiseNeedMoreValuesError(index);
+                  __pyx_t_17 = NULL;
+                  if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
                   {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1717; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __pyx_L93_unpacking_done:;
                 }
@@ -51021,7 +54383,7 @@ 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":1718
+                /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -51037,7 +54399,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __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":1719
+                /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1719
  *                                 for phrase2, eindexes in phrase_list:
  *                                     als3 = self.create_alignments(sent_links,num_links,self.findexes,eindexes)
  *                                     extracts.append((fphr, phrase2, pair_count, tuple(als3)))             # <<<<<<<<<<<<<<
@@ -51047,7 +54409,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __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;}
                 __Pyx_GOTREF(__pyx_t_2);
                 __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(((PyObject *)__pyx_t_14));
+                __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));
@@ -51055,7 +54417,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __Pyx_GOTREF(__pyx_t_15);
                 __Pyx_DECREF(((PyObject *)__pyx_t_14)); __pyx_t_14 = 0;
                 __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(((PyObject *)__pyx_t_14));
+                __Pyx_GOTREF(__pyx_t_14);
                 __Pyx_INCREF(((PyObject *)__pyx_v_fphr));
                 PyTuple_SET_ITEM(__pyx_t_14, 0, ((PyObject *)__pyx_v_fphr));
                 __Pyx_GIVEREF(((PyObject *)__pyx_v_fphr));
@@ -51081,7 +54443,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
           }
           __pyx_L79:;
 
-          /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1720
+          /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51091,7 +54453,7 @@ 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":1721
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51101,7 +54463,7 @@ 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":1722
+              /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51111,7 +54473,7 @@ 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":1723
+                /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51121,7 +54483,7 @@ 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":1724
+                  /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51131,7 +54493,7 @@ 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":1725
+                    /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51141,7 +54503,7 @@ 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":1726
+                      /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51151,7 +54513,7 @@ 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":1727
+                        /* "/Users/vchahun/Sandbox/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))):             # <<<<<<<<<<<<<<
@@ -51201,7 +54563,7 @@ 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":1729
+            /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51210,7 +54572,7 @@ 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":1730
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1730
  * 
  *                             met_constraints = 1
  *                             f_x_low = f_low-self.train_min_gap_size             # <<<<<<<<<<<<<<
@@ -51219,7 +54581,7 @@ 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":1731
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1731
  *                             met_constraints = 1
  *                             f_x_low = f_low-self.train_min_gap_size
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -51228,7 +54590,7 @@ 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":1732
+              /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -51245,7 +54607,7 @@ 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":1733
+                /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51258,7 +54620,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L95:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1734
+            /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -51268,7 +54630,7 @@ 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":1735
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1735
  *                                     f_x_low = f_x_low - 1
  *                             if f_x_low < 0:
  *                                 met_constraints = 0             # <<<<<<<<<<<<<<
@@ -51280,7 +54642,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L98:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1737
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1737
  *                                 met_constraints = 0
  * 
  *                             f_x_high = f_high+self.train_min_gap_size             # <<<<<<<<<<<<<<
@@ -51289,7 +54651,7 @@ 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":1738
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1738
  * 
  *                             f_x_high = f_high+self.train_min_gap_size
  *                             if self.tight_phrases:             # <<<<<<<<<<<<<<
@@ -51298,7 +54660,7 @@ 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":1739
+              /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -51315,7 +54677,7 @@ 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":1740
+                /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51328,7 +54690,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L99:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1741
+            /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -51344,7 +54706,7 @@ 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":1742
+              /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51356,7 +54718,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
             }
             __pyx_L102:;
 
-            /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1744
+            /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1744
  *                                 met_constraints = 0
  * 
  *                             if (met_constraints and             # <<<<<<<<<<<<<<
@@ -51365,7 +54727,7 @@ 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":1745
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1745
  * 
  *                             if (met_constraints and
  *                                 self.find_fixpoint(f_x_low, f_x_high,             # <<<<<<<<<<<<<<
@@ -51375,7 +54737,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1749
+              /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -51385,7 +54747,7 @@ 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":1751
+                /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51407,7 +54769,7 @@ 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":1752
+                  /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -51417,7 +54779,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                   __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":1756
+                  /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -51428,7 +54790,7 @@ 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":1758
+                    /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -51438,7 +54800,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                     __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":1763
+                    /* "/Users/vchahun/Sandbox/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,             # <<<<<<<<<<<<<<
@@ -51466,7 +54828,7 @@ 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":1765
+              /* "/Users/vchahun/Sandbox/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()             # <<<<<<<<<<<<<<
@@ -51475,7 +54837,7 @@ 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":1766
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1766
  *                                                 0, 0, 0, 0, 0, 0, 0)):
  *                                 fphr_arr._clear()
  *                                 i = 1             # <<<<<<<<<<<<<<
@@ -51484,7 +54846,7 @@ 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":1767
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1767
  *                                 fphr_arr._clear()
  *                                 i = 1
  *                                 self.findexes.reset()             # <<<<<<<<<<<<<<
@@ -51498,7 +54860,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1768
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1768
  *                                 i = 1
  *                                 self.findexes.reset()
  *                                 self.findexes.append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -51512,7 +54874,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1769
+              /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -51521,7 +54883,7 @@ 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":1770
+              /* "/Users/vchahun/Sandbox/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             # <<<<<<<<<<<<<<
@@ -51530,7 +54892,7 @@ 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":1771
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1771
  *                                 fphr_arr._append(sym_setindex(self.category, i))
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)             # <<<<<<<<<<<<<<
@@ -51540,7 +54902,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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 = 1771; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-              __Pyx_GOTREF(((PyObject *)__pyx_t_15));
+              __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));
@@ -51550,7 +54912,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1772
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1772
  *                                 i = i+1
  *                                 self.findexes.extend(self.findexes1)
  *                                 for j from 0 <= j < phrase.n:             # <<<<<<<<<<<<<<
@@ -51560,7 +54922,7 @@ 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":1773
+                /* "/Users/vchahun/Sandbox/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]):             # <<<<<<<<<<<<<<
@@ -51570,7 +54932,7 @@ 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":1774
+                  /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -51579,7 +54941,7 @@ 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":1775
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1775
  *                                     if sym_isvar(phrase.syms[j]):
  *                                         fphr_arr._append(sym_setindex(self.category, i))
  *                                         i = i + 1             # <<<<<<<<<<<<<<
@@ -51591,7 +54953,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 /*else*/ {
 
-                  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1777
+                  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1777
  *                                         i = i + 1
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])             # <<<<<<<<<<<<<<
@@ -51603,7 +54965,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_L106:;
               }
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1778
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1778
  *                                     else:
  *                                         fphr_arr._append(phrase.syms[j])
  *                                 fphr_arr._append(sym_setindex(self.category, i))             # <<<<<<<<<<<<<<
@@ -51612,7 +54974,7 @@ 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":1779
+              /* "/Users/vchahun/Sandbox/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))             # <<<<<<<<<<<<<<
@@ -51626,7 +54988,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1780
+              /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -51634,7 +54996,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
  *                                                     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 = 1780; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-              __Pyx_GOTREF(((PyObject *)__pyx_t_15));
+              __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));
@@ -51645,7 +55007,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __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":1783
+              /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -51658,7 +55020,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_v_phrase_list = __pyx_t_14;
               __pyx_t_14 = 0;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1784
+              /* "/Users/vchahun/Sandbox/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:             # <<<<<<<<<<<<<<
@@ -51669,7 +55031,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               __pyx_t_8 = (__pyx_t_13 > 0);
               if (__pyx_t_8) {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1785
+                /* "/Users/vchahun/Sandbox/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)             # <<<<<<<<<<<<<<
@@ -51686,7 +55048,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               /*else*/ {
 
-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1787
+                /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1787
  *                                     pair_count = 1.0 / len(phrase_list)
  *                                 else:
  *                                     pair_count = 0             # <<<<<<<<<<<<<<
@@ -51697,7 +55059,7 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
               }
               __pyx_L107:;
 
-              /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1788
+              /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":1788
  *                                 else:
  *                                     pair_count = 0
  *                                 for phrase2, eindexes in phrase_list:             # <<<<<<<<<<<<<<
@@ -51713,12 +55075,20 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 __pyx_t_16 = Py_TYPE(__pyx_t_14)->tp_iternext;
               }
               for (;;) {
-                if (PyList_CheckExact(__pyx_t_14)) {
+                if (!__pyx_t_16 && PyList_CheckExact(__pyx_t_14)) {
                   if (__pyx_t_13 >= PyList_GET_SIZE(__pyx_t_14)) break;
-                  __pyx_t_15 = PyList_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++;
-                } else if (PyTuple_CheckExact(__pyx_t_14)) {
+                  #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 = 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 = 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;
-                  __pyx_t_15 = PyTuple_GET_ITEM(__pyx_t_14, __pyx_t_13); __Pyx_INCREF(__pyx_t_15); __pyx_t_13++;
+                  #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 = 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 = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+                  #endif
                 } else {
                   __pyx_t_15 = __pyx_t_16(__pyx_t_14);
                   if (unlikely(!__pyx_t_15)) {
@@ -51732,27 +55102,33 @@ static PyObject *__pyx_f_3_sa_23HieroCachingRuleFactory_extract(struct __pyx_obj
                 }
                 if ((likely(PyTuple_CheckExact(__pyx_t_15))) || (PyList_CheckExact(__pyx_t_15))) {
                   PyObject* sequence = __pyx_t_15;
+                  #if CYTHON_COMPILING_IN_CPYTHON
+                  Py_ssize_t size = Py_SIZE(sequence);
+                  #else
+                  Py_ssize_t size = PySequence_Size(sequence);
+                  #endif
+                  if (unlikely(size != 2)) {
+                    if (size > 2) __Pyx_RaiseTooManyValuesError(2);
+                    else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
+                    {__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))) {
-                    if (unlikely(PyTuple_GET_SIZE(sequence) != 2)) {
-                      if (PyTuple_GET_SIZE(sequence) > 2) __Pyx_RaiseTooManyValuesError(2);
-                      else __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(sequence));
-                      {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                    }
                     __pyx_t_1 = PyTuple_GET_ITEM(sequence, 0); 
                     __pyx_t_2 = PyTuple_GET_ITEM(sequence, 1); 
                   } else {
-                    if (unlikely(PyList_GET_SIZE(sequence) != 2)) {
-                      if (PyList_GET_SIZE(sequence) > 2) __Pyx_RaiseTooManyValuesError(2);
-                      else __Pyx_RaiseNeedMoreValuesError(PyList_GET_SIZE(sequence));
-                      {__pyx_filename = __pyx_f[8]; __pyx_lineno = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-                    }
                     __pyx_t_1 = PyList_GET_ITEM(sequence, 0); 
                     __pyx_t_2 = PyList_GET_ITEM(sequence, 1); 
                   }
                   __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 = 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;}
+                  #endif
                   __Pyx_DECREF(__pyx_t_15); __pyx_t_15 = 0;
-                } else {
+                } 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 = 1788; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
                   __Pyx_GOTREF(__pyx_t_10);
@@ -51763,12 +55139,13 @@ 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":1789
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-                /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1790
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-      /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1792
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1794
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1795
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1802
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":1804
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 }
 
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/features.pxi":9
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+      __pyx_t_4 = PySequence_ITEM(__pyx_t_1, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
+    } else if (!__pyx_t_3 && PyTuple_CheckExact(__pyx_t_1)) {
       if (__pyx_t_2 >= PyTuple_GET_SIZE(__pyx_t_1)) break;
-      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++;
+      #if CYTHON_COMPILING_IN_CPYTHON
+      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_1, __pyx_t_2); __Pyx_INCREF(__pyx_t_4); __pyx_t_2++; if (unlikely(0 < 0)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #else
+      __pyx_t_4 = PySequence_ITEM(__pyx_t_1, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
     } else {
       __pyx_t_4 = __pyx_t_3(__pyx_t_1);
       if (unlikely(!__pyx_t_4)) {
@@ -52670,27 +56134,33 @@ static struct __pyx_obj_3_sa_FeatureVector *__pyx_f_3_sa_6Scorer_score(struct __
     }
     if ((likely(PyTuple_CheckExact(__pyx_t_4))) || (PyList_CheckExact(__pyx_t_4))) {
       PyObject* sequence = __pyx_t_4;
+      #if CYTHON_COMPILING_IN_CPYTHON
+      Py_ssize_t size = Py_SIZE(sequence);
+      #else
+      Py_ssize_t size = PySequence_Size(sequence);
+      #endif
+      if (unlikely(size != 2)) {
+        if (size > 2) __Pyx_RaiseTooManyValuesError(2);
+        else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
+        {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      }
+      #if CYTHON_COMPILING_IN_CPYTHON
       if (likely(PyTuple_CheckExact(sequence))) {
-        if (unlikely(PyTuple_GET_SIZE(sequence) != 2)) {
-          if (PyTuple_GET_SIZE(sequence) > 2) __Pyx_RaiseTooManyValuesError(2);
-          else __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(sequence));
-          {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        }
         __pyx_t_5 = PyTuple_GET_ITEM(sequence, 0); 
         __pyx_t_6 = PyTuple_GET_ITEM(sequence, 1); 
       } else {
-        if (unlikely(PyList_GET_SIZE(sequence) != 2)) {
-          if (PyList_GET_SIZE(sequence) > 2) __Pyx_RaiseTooManyValuesError(2);
-          else __Pyx_RaiseNeedMoreValuesError(PyList_GET_SIZE(sequence));
-          {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-        }
         __pyx_t_5 = PyList_GET_ITEM(sequence, 0); 
         __pyx_t_6 = PyList_GET_ITEM(sequence, 1); 
       }
       __Pyx_INCREF(__pyx_t_5);
       __Pyx_INCREF(__pyx_t_6);
+      #else
+      __pyx_t_5 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_6 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      #endif
       __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
-    } else {
+    } else
+    {
       Py_ssize_t index = -1;
       __pyx_t_7 = PyObject_GetIter(__pyx_t_4); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_7);
@@ -52701,12 +56171,13 @@ static struct __pyx_obj_3_sa_FeatureVector *__pyx_f_3_sa_6Scorer_score(struct __
       index = 1; __pyx_t_6 = __pyx_t_8(__pyx_t_7); if (unlikely(!__pyx_t_6)) goto __pyx_L5_unpacking_failed;
       __Pyx_GOTREF(__pyx_t_6);
       if (__Pyx_IternextUnpackEndCheck(__pyx_t_8(__pyx_t_7), 2) < 0) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_8 = NULL;
       __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
       goto __pyx_L6_unpacking_done;
       __pyx_L5_unpacking_failed:;
       __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
-      if (PyErr_Occurred() && PyErr_ExceptionMatches(PyExc_StopIteration)) PyErr_Clear();
-      if (!PyErr_Occurred()) __Pyx_RaiseNeedMoreValuesError(index);
+      __pyx_t_8 = NULL;
+      if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
       {__pyx_filename = __pyx_f[13]; __pyx_lineno = 31; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __pyx_L6_unpacking_done:;
     }
@@ -52717,7 +56188,7 @@ static struct __pyx_obj_3_sa_FeatureVector *__pyx_f_3_sa_6Scorer_score(struct __
     __pyx_v_model = __pyx_t_6;
     __pyx_t_6 = 0;
 
-    /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/features.pxi":32
+    /* "/Users/vchahun/Sandbox/cdec/python/src/sa/features.pxi":32
  *         cdef FeatureVector scores = FeatureVector()
  *         for name, model in self.models:
  *             scores.set(name, model(ctx))             # <<<<<<<<<<<<<<
@@ -52726,7 +56197,7 @@ static struct __pyx_obj_3_sa_FeatureVector *__pyx_f_3_sa_6Scorer_score(struct __
     __pyx_t_4 = PyObject_GetAttr(((PyObject *)__pyx_v_scores), __pyx_n_s__set); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_4);
     __pyx_t_6 = PyTuple_New(1); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(((PyObject *)__pyx_t_6));
+    __Pyx_GOTREF(__pyx_t_6);
     __Pyx_INCREF(__pyx_v_ctx);
     PyTuple_SET_ITEM(__pyx_t_6, 0, __pyx_v_ctx);
     __Pyx_GIVEREF(__pyx_v_ctx);
@@ -52734,7 +56205,7 @@ static struct __pyx_obj_3_sa_FeatureVector *__pyx_f_3_sa_6Scorer_score(struct __
     __Pyx_GOTREF(__pyx_t_5);
     __Pyx_DECREF(((PyObject *)__pyx_t_6)); __pyx_t_6 = 0;
     __pyx_t_6 = PyTuple_New(2); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(((PyObject *)__pyx_t_6));
+    __Pyx_GOTREF(__pyx_t_6);
     __Pyx_INCREF(__pyx_v_name);
     PyTuple_SET_ITEM(__pyx_t_6, 0, __pyx_v_name);
     __Pyx_GIVEREF(__pyx_v_name);
@@ -52749,7 +56220,7 @@ static struct __pyx_obj_3_sa_FeatureVector *__pyx_f_3_sa_6Scorer_score(struct __
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/features.pxi":33
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/features.pxi":33
  *         for name, model in self.models:
  *             scores.set(name, model(ctx))
  *         return scores             # <<<<<<<<<<<<<<
@@ -52785,7 +56256,7 @@ static PyObject *__pyx_tp_new_3_sa_FloatList(PyTypeObject *t, PyObject *a, PyObj
   if (!o) return 0;
   p = ((struct __pyx_obj_3_sa_FloatList *)o);
   p->__pyx_vtab = __pyx_vtabptr_3_sa_FloatList;
-  if (__pyx_pf_3_sa_9FloatList___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_9FloatList_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -52796,7 +56267,7 @@ static void __pyx_tp_dealloc_3_sa_FloatList(PyObject *o) {
     PyObject *etype, *eval, *etb;
     PyErr_Fetch(&etype, &eval, &etb);
     ++Py_REFCNT(o);
-    __pyx_pf_3_sa_9FloatList_1__dealloc__(o);
+    __pyx_pw_3_sa_9FloatList_3__dealloc__(o);
     if (PyErr_Occurred()) PyErr_WriteUnraisable(o);
     --Py_REFCNT(o);
     PyErr_Restore(etype, eval, etb);
@@ -52813,7 +56284,7 @@ static PyObject *__pyx_sq_item_3_sa_FloatList(PyObject *o, Py_ssize_t i) {
 
 static int __pyx_mp_ass_subscript_3_sa_FloatList(PyObject *o, PyObject *i, PyObject *v) {
   if (v) {
-    return __pyx_pf_3_sa_9FloatList_3__setitem__(o, i, v);
+    return __pyx_pw_3_sa_9FloatList_7__setitem__(o, i, v);
   }
   else {
     PyErr_Format(PyExc_NotImplementedError,
@@ -52823,9 +56294,9 @@ static int __pyx_mp_ass_subscript_3_sa_FloatList(PyObject *o, PyObject *i, PyObj
 }
 
 static PyMethodDef __pyx_methods_3_sa_FloatList[] = {
-  {__Pyx_NAMESTR("append"), (PyCFunction)__pyx_pf_3_sa_9FloatList_5append, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write"), (PyCFunction)__pyx_pf_3_sa_9FloatList_6write, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read"), (PyCFunction)__pyx_pf_3_sa_9FloatList_7read, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("append"), (PyCFunction)__pyx_pw_3_sa_9FloatList_11append, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write"), (PyCFunction)__pyx_pw_3_sa_9FloatList_13write, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("read"), (PyCFunction)__pyx_pw_3_sa_9FloatList_15read, METH_O, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -52888,7 +56359,7 @@ static PyNumberMethods __pyx_tp_as_number_FloatList = {
 };
 
 static PySequenceMethods __pyx_tp_as_sequence_FloatList = {
-  __pyx_pf_3_sa_9FloatList_4__len__, /*sq_length*/
+  __pyx_pw_3_sa_9FloatList_9__len__, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
   __pyx_sq_item_3_sa_FloatList, /*sq_item*/
@@ -52901,8 +56372,8 @@ static PySequenceMethods __pyx_tp_as_sequence_FloatList = {
 };
 
 static PyMappingMethods __pyx_tp_as_mapping_FloatList = {
-  __pyx_pf_3_sa_9FloatList_4__len__, /*mp_length*/
-  __pyx_pf_3_sa_9FloatList_2__getitem__, /*mp_subscript*/
+  __pyx_pw_3_sa_9FloatList_9__len__, /*mp_length*/
+  __pyx_pw_3_sa_9FloatList_5__getitem__, /*mp_subscript*/
   __pyx_mp_ass_subscript_3_sa_FloatList, /*mp_ass_subscript*/
 };
 
@@ -52990,7 +56461,7 @@ static PyObject *__pyx_tp_new_3_sa_IntList(PyTypeObject *t, PyObject *a, PyObjec
   if (!o) return 0;
   p = ((struct __pyx_obj_3_sa_IntList *)o);
   p->__pyx_vtab = __pyx_vtabptr_3_sa_IntList;
-  if (__pyx_pf_3_sa_7IntList___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_7IntList_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -53001,7 +56472,7 @@ static void __pyx_tp_dealloc_3_sa_IntList(PyObject *o) {
     PyObject *etype, *eval, *etb;
     PyErr_Fetch(&etype, &eval, &etb);
     ++Py_REFCNT(o);
-    __pyx_pf_3_sa_7IntList_7__dealloc__(o);
+    __pyx_pw_3_sa_7IntList_15__dealloc__(o);
     if (PyErr_Occurred()) PyErr_WriteUnraisable(o);
     --Py_REFCNT(o);
     PyErr_Restore(etype, eval, etb);
@@ -53018,7 +56489,7 @@ static PyObject *__pyx_sq_item_3_sa_IntList(PyObject *o, Py_ssize_t i) {
 
 static int __pyx_mp_ass_subscript_3_sa_IntList(PyObject *o, PyObject *i, PyObject *v) {
   if (v) {
-    return __pyx_pf_3_sa_7IntList_11__setitem__(o, i, v);
+    return __pyx_pw_3_sa_7IntList_22__setitem__(o, i, v);
   }
   else {
     PyErr_Format(PyExc_NotImplementedError,
@@ -53028,16 +56499,16 @@ static int __pyx_mp_ass_subscript_3_sa_IntList(PyObject *o, PyObject *i, PyObjec
 }
 
 static PyMethodDef __pyx_methods_3_sa_IntList[] = {
-  {__Pyx_NAMESTR("index"), (PyCFunction)__pyx_pf_3_sa_7IntList_2index, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("partition"), (PyCFunction)__pyx_pf_3_sa_7IntList_3partition, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("_doquicksort"), (PyCFunction)__pyx_pf_3_sa_7IntList_4_doquicksort, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("sort"), (PyCFunction)__pyx_pf_3_sa_7IntList_5sort, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("reset"), (PyCFunction)__pyx_pf_3_sa_7IntList_6reset, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_size"), (PyCFunction)__pyx_pf_3_sa_7IntList_13get_size, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("append"), (PyCFunction)__pyx_pf_3_sa_7IntList_14append, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("extend"), (PyCFunction)__pyx_pf_3_sa_7IntList_15extend, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write"), (PyCFunction)__pyx_pf_3_sa_7IntList_16write, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read"), (PyCFunction)__pyx_pf_3_sa_7IntList_17read, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("index"), (PyCFunction)__pyx_pw_3_sa_7IntList_5index, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("partition"), (PyCFunction)__pyx_pw_3_sa_7IntList_7partition, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__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("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)},
+  {__Pyx_NAMESTR("read"), (PyCFunction)__pyx_pw_3_sa_7IntList_34read, METH_O, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -53100,7 +56571,7 @@ static PyNumberMethods __pyx_tp_as_number_IntList = {
 };
 
 static PySequenceMethods __pyx_tp_as_sequence_IntList = {
-  __pyx_pf_3_sa_7IntList_12__len__, /*sq_length*/
+  __pyx_pw_3_sa_7IntList_24__len__, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
   __pyx_sq_item_3_sa_IntList, /*sq_item*/
@@ -53113,8 +56584,8 @@ static PySequenceMethods __pyx_tp_as_sequence_IntList = {
 };
 
 static PyMappingMethods __pyx_tp_as_mapping_IntList = {
-  __pyx_pf_3_sa_7IntList_12__len__, /*mp_length*/
-  __pyx_pf_3_sa_7IntList_10__getitem__, /*mp_subscript*/
+  __pyx_pw_3_sa_7IntList_24__len__, /*mp_length*/
+  __pyx_pw_3_sa_7IntList_20__getitem__, /*mp_subscript*/
   __pyx_mp_ass_subscript_3_sa_IntList, /*mp_ass_subscript*/
 };
 
@@ -53159,7 +56630,7 @@ static PyTypeObject __pyx_type_3_sa_IntList = {
   &__pyx_tp_as_mapping_IntList, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
-  __pyx_pf_3_sa_7IntList_1__str__, /*tp_str*/
+  __pyx_pw_3_sa_7IntList_3__str__, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
   &__pyx_tp_as_buffer_IntList, /*tp_as_buffer*/
@@ -53169,7 +56640,7 @@ static PyTypeObject __pyx_type_3_sa_IntList = {
   0, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
-  __pyx_pf_3_sa_7IntList_8__iter__, /*tp_iter*/
+  __pyx_pw_3_sa_7IntList_17__iter__, /*tp_iter*/
   0, /*tp_iternext*/
   __pyx_methods_3_sa_IntList, /*tp_methods*/
   0, /*tp_members*/
@@ -53195,14 +56666,14 @@ static PyTypeObject __pyx_type_3_sa_IntList = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa_FeatureVector(PyTypeObject *t, PyObject *a, PyObject *k) {
+static PyObject *__pyx_tp_new_3_sa_FeatureVector(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   struct __pyx_obj_3_sa_FeatureVector *p;
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
   p = ((struct __pyx_obj_3_sa_FeatureVector *)o);
   p->names = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
   p->values = ((struct __pyx_obj_3_sa_FloatList *)Py_None); Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_13FeatureVector___cinit__(o, __pyx_empty_tuple, NULL) < 0) {
+  if (__pyx_pw_3_sa_13FeatureVector_1__cinit__(o, __pyx_empty_tuple, NULL) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -53210,8 +56681,8 @@ static PyObject *__pyx_tp_new_3_sa_FeatureVector(PyTypeObject *t, PyObject *a, P
 
 static void __pyx_tp_dealloc_3_sa_FeatureVector(PyObject *o) {
   struct __pyx_obj_3_sa_FeatureVector *p = (struct __pyx_obj_3_sa_FeatureVector *)o;
-  Py_XDECREF(((PyObject *)p->names));
-  Py_XDECREF(((PyObject *)p->values));
+  Py_CLEAR(p->names);
+  Py_CLEAR(p->values);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -53240,7 +56711,7 @@ static int __pyx_tp_clear_3_sa_FeatureVector(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_FeatureVector[] = {
-  {__Pyx_NAMESTR("set"), (PyCFunction)__pyx_pf_3_sa_13FeatureVector_1set, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("set"), (PyCFunction)__pyx_pw_3_sa_13FeatureVector_3set, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -53362,7 +56833,7 @@ static PyTypeObject __pyx_type_3_sa_FeatureVector = {
   &__pyx_tp_as_mapping_FeatureVector, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
-  __pyx_pf_3_sa_13FeatureVector_4__str__, /*tp_str*/
+  __pyx_pw_3_sa_13FeatureVector_8__str__, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
   &__pyx_tp_as_buffer_FeatureVector, /*tp_as_buffer*/
@@ -53372,7 +56843,7 @@ static PyTypeObject __pyx_type_3_sa_FeatureVector = {
   __pyx_tp_clear_3_sa_FeatureVector, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
-  __pyx_pf_3_sa_13FeatureVector_2__iter__, /*tp_iter*/
+  __pyx_pw_3_sa_13FeatureVector_5__iter__, /*tp_iter*/
   0, /*tp_iternext*/
   __pyx_methods_3_sa_FeatureVector, /*tp_methods*/
   0, /*tp_members*/
@@ -53405,7 +56876,7 @@ static PyObject *__pyx_tp_new_3_sa_Phrase(PyTypeObject *t, PyObject *a, PyObject
   if (!o) return 0;
   p = ((struct __pyx_obj_3_sa_Phrase *)o);
   p->__pyx_vtab = __pyx_vtabptr_3_sa_Phrase;
-  if (__pyx_pf_3_sa_6Phrase___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_6Phrase_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -53416,7 +56887,7 @@ static void __pyx_tp_dealloc_3_sa_Phrase(PyObject *o) {
     PyObject *etype, *eval, *etb;
     PyErr_Fetch(&etype, &eval, &etb);
     ++Py_REFCNT(o);
-    __pyx_pf_3_sa_6Phrase_1__dealloc__(o);
+    __pyx_pw_3_sa_6Phrase_3__dealloc__(o);
     if (PyErr_Occurred()) PyErr_WriteUnraisable(o);
     --Py_REFCNT(o);
     PyErr_Restore(etype, eval, etb);
@@ -53431,19 +56902,19 @@ static PyObject *__pyx_sq_item_3_sa_Phrase(PyObject *o, Py_ssize_t i) {
   return r;
 }
 
-static PyObject *__pyx_getprop_3_sa_6Phrase_words(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_6Phrase_5words___get__(o);
+static PyObject *__pyx_getprop_3_sa_6Phrase_words(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_6Phrase_5words_1__get__(o);
 }
 
 static PyMethodDef __pyx_methods_3_sa_Phrase[] = {
-  {__Pyx_NAMESTR("handle"), (PyCFunction)__pyx_pf_3_sa_6Phrase_3handle, METH_NOARGS, __Pyx_DOCSTR(__pyx_doc_3_sa_6Phrase_3handle)},
-  {__Pyx_NAMESTR("strhandle"), (PyCFunction)__pyx_pf_3_sa_6Phrase_4strhandle, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("arity"), (PyCFunction)__pyx_pf_3_sa_6Phrase_5arity, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("getvarpos"), (PyCFunction)__pyx_pf_3_sa_6Phrase_6getvarpos, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("getvar"), (PyCFunction)__pyx_pf_3_sa_6Phrase_7getvar, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("clen"), (PyCFunction)__pyx_pf_3_sa_6Phrase_8clen, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("getchunk"), (PyCFunction)__pyx_pf_3_sa_6Phrase_9getchunk, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("subst"), (PyCFunction)__pyx_pf_3_sa_6Phrase_16subst, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("handle"), (PyCFunction)__pyx_pw_3_sa_6Phrase_7handle, METH_NOARGS, __Pyx_DOCSTR(__pyx_doc_3_sa_6Phrase_6handle)},
+  {__Pyx_NAMESTR("strhandle"), (PyCFunction)__pyx_pw_3_sa_6Phrase_9strhandle, METH_NOARGS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("arity"), (PyCFunction)__pyx_pw_3_sa_6Phrase_11arity, METH_NOARGS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("getvarpos"), (PyCFunction)__pyx_pw_3_sa_6Phrase_13getvarpos, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("getvar"), (PyCFunction)__pyx_pw_3_sa_6Phrase_15getvar, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("clen"), (PyCFunction)__pyx_pw_3_sa_6Phrase_17clen, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("getchunk"), (PyCFunction)__pyx_pw_3_sa_6Phrase_19getchunk, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("subst"), (PyCFunction)__pyx_pw_3_sa_6Phrase_32subst, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -53511,7 +56982,7 @@ static PyNumberMethods __pyx_tp_as_number_Phrase = {
 };
 
 static PySequenceMethods __pyx_tp_as_sequence_Phrase = {
-  __pyx_pf_3_sa_6Phrase_12__len__, /*sq_length*/
+  __pyx_pw_3_sa_6Phrase_25__len__, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
   __pyx_sq_item_3_sa_Phrase, /*sq_item*/
@@ -53524,8 +56995,8 @@ static PySequenceMethods __pyx_tp_as_sequence_Phrase = {
 };
 
 static PyMappingMethods __pyx_tp_as_mapping_Phrase = {
-  __pyx_pf_3_sa_6Phrase_12__len__, /*mp_length*/
-  __pyx_pf_3_sa_6Phrase_13__getitem__, /*mp_subscript*/
+  __pyx_pw_3_sa_6Phrase_25__len__, /*mp_length*/
+  __pyx_pw_3_sa_6Phrase_27__getitem__, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
@@ -53560,7 +57031,7 @@ static PyTypeObject __pyx_type_3_sa_Phrase = {
   0, /*tp_getattr*/
   0, /*tp_setattr*/
   #if PY_MAJOR_VERSION < 3
-  __pyx_pf_3_sa_6Phrase_10__cmp__, /*tp_compare*/
+  __pyx_pw_3_sa_6Phrase_21__cmp__, /*tp_compare*/
   #else
   0, /*reserved*/
   #endif
@@ -53568,9 +57039,9 @@ static PyTypeObject __pyx_type_3_sa_Phrase = {
   &__pyx_tp_as_number_Phrase, /*tp_as_number*/
   &__pyx_tp_as_sequence_Phrase, /*tp_as_sequence*/
   &__pyx_tp_as_mapping_Phrase, /*tp_as_mapping*/
-  __pyx_pf_3_sa_6Phrase_11__hash__, /*tp_hash*/
+  __pyx_pw_3_sa_6Phrase_23__hash__, /*tp_hash*/
   0, /*tp_call*/
-  __pyx_pf_3_sa_6Phrase_2__str__, /*tp_str*/
+  __pyx_pw_3_sa_6Phrase_5__str__, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
   &__pyx_tp_as_buffer_Phrase, /*tp_as_buffer*/
@@ -53580,7 +57051,7 @@ static PyTypeObject __pyx_type_3_sa_Phrase = {
   0, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
-  __pyx_pf_3_sa_6Phrase_14__iter__, /*tp_iter*/
+  __pyx_pw_3_sa_6Phrase_29__iter__, /*tp_iter*/
   0, /*tp_iternext*/
   __pyx_methods_3_sa_Phrase, /*tp_methods*/
   0, /*tp_members*/
@@ -53615,7 +57086,7 @@ static PyObject *__pyx_tp_new_3_sa_Rule(PyTypeObject *t, PyObject *a, PyObject *
   p->e = ((struct __pyx_obj_3_sa_Phrase *)Py_None); Py_INCREF(Py_None);
   p->scores = ((struct __pyx_obj_3_sa_FeatureVector *)Py_None); Py_INCREF(Py_None);
   p->word_alignments = Py_None; Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_4Rule___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_4Rule_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -53623,10 +57094,10 @@ static PyObject *__pyx_tp_new_3_sa_Rule(PyTypeObject *t, PyObject *a, PyObject *
 
 static void __pyx_tp_dealloc_3_sa_Rule(PyObject *o) {
   struct __pyx_obj_3_sa_Rule *p = (struct __pyx_obj_3_sa_Rule *)o;
-  Py_XDECREF(((PyObject *)p->f));
-  Py_XDECREF(((PyObject *)p->e));
-  Py_XDECREF(((PyObject *)p->scores));
-  Py_XDECREF(p->word_alignments);
+  Py_CLEAR(p->f);
+  Py_CLEAR(p->e);
+  Py_CLEAR(p->scores);
+  Py_CLEAR(p->word_alignments);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -53666,18 +57137,18 @@ static int __pyx_tp_clear_3_sa_Rule(PyObject *o) {
   return 0;
 }
 
-static PyObject *__pyx_getprop_3_sa_4Rule_f(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_4Rule_1f___get__(o);
+static PyObject *__pyx_getprop_3_sa_4Rule_f(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_4Rule_1f_1__get__(o);
 }
 
-static PyObject *__pyx_getprop_3_sa_4Rule_e(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_4Rule_1e___get__(o);
+static PyObject *__pyx_getprop_3_sa_4Rule_e(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_4Rule_1e_1__get__(o);
 }
 
 static PyMethodDef __pyx_methods_3_sa_Rule[] = {
-  {__Pyx_NAMESTR("fmerge"), (PyCFunction)__pyx_pf_3_sa_4Rule_3fmerge, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("arity"), (PyCFunction)__pyx_pf_3_sa_4Rule_4arity, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("alignments"), (PyCFunction)__pyx_pf_3_sa_4Rule_6alignments, METH_NOARGS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("fmerge"), (PyCFunction)__pyx_pw_3_sa_4Rule_7fmerge, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("arity"), (PyCFunction)__pyx_pw_3_sa_4Rule_9arity, METH_NOARGS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("alignments"), (PyCFunction)__pyx_pw_3_sa_4Rule_13alignments, METH_NOARGS, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -53795,7 +57266,7 @@ static PyTypeObject __pyx_type_3_sa_Rule = {
   0, /*tp_getattr*/
   0, /*tp_setattr*/
   #if PY_MAJOR_VERSION < 3
-  __pyx_pf_3_sa_4Rule_2__cmp__, /*tp_compare*/
+  __pyx_pw_3_sa_4Rule_5__cmp__, /*tp_compare*/
   #else
   0, /*reserved*/
   #endif
@@ -53803,9 +57274,9 @@ static PyTypeObject __pyx_type_3_sa_Rule = {
   &__pyx_tp_as_number_Rule, /*tp_as_number*/
   &__pyx_tp_as_sequence_Rule, /*tp_as_sequence*/
   &__pyx_tp_as_mapping_Rule, /*tp_as_mapping*/
-  __pyx_pf_3_sa_4Rule_1__hash__, /*tp_hash*/
+  __pyx_pw_3_sa_4Rule_3__hash__, /*tp_hash*/
   0, /*tp_call*/
-  __pyx_pf_3_sa_4Rule_5__str__, /*tp_str*/
+  __pyx_pw_3_sa_4Rule_11__str__, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
   &__pyx_tp_as_buffer_Rule, /*tp_as_buffer*/
@@ -53842,13 +57313,13 @@ static PyTypeObject __pyx_type_3_sa_Rule = {
 };
 static struct __pyx_vtabstruct_3_sa_StringMap __pyx_vtable_3_sa_StringMap;
 
-static PyObject *__pyx_tp_new_3_sa_StringMap(PyTypeObject *t, PyObject *a, PyObject *k) {
+static PyObject *__pyx_tp_new_3_sa_StringMap(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   struct __pyx_obj_3_sa_StringMap *p;
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
   p = ((struct __pyx_obj_3_sa_StringMap *)o);
   p->__pyx_vtab = __pyx_vtabptr_3_sa_StringMap;
-  if (__pyx_pf_3_sa_9StringMap___cinit__(o, __pyx_empty_tuple, NULL) < 0) {
+  if (__pyx_pw_3_sa_9StringMap_1__cinit__(o, __pyx_empty_tuple, NULL) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -53859,7 +57330,7 @@ static void __pyx_tp_dealloc_3_sa_StringMap(PyObject *o) {
     PyObject *etype, *eval, *etb;
     PyErr_Fetch(&etype, &eval, &etb);
     ++Py_REFCNT(o);
-    __pyx_pf_3_sa_9StringMap_1__dealloc__(o);
+    __pyx_pw_3_sa_9StringMap_3__dealloc__(o);
     if (PyErr_Occurred()) PyErr_WriteUnraisable(o);
     --Py_REFCNT(o);
     PyErr_Restore(etype, eval, etb);
@@ -54037,7 +57508,7 @@ static PyObject *__pyx_tp_new_3_sa_DataArray(PyTypeObject *t, PyObject *a, PyObj
   p->data = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
   p->sent_id = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
   p->sent_index = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_9DataArray___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_9DataArray_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -54045,11 +57516,11 @@ static PyObject *__pyx_tp_new_3_sa_DataArray(PyTypeObject *t, PyObject *a, PyObj
 
 static void __pyx_tp_dealloc_3_sa_DataArray(PyObject *o) {
   struct __pyx_obj_3_sa_DataArray *p = (struct __pyx_obj_3_sa_DataArray *)o;
-  Py_XDECREF(p->word2id);
-  Py_XDECREF(p->id2word);
-  Py_XDECREF(((PyObject *)p->data));
-  Py_XDECREF(((PyObject *)p->sent_id));
-  Py_XDECREF(((PyObject *)p->sent_index));
+  Py_CLEAR(p->word2id);
+  Py_CLEAR(p->id2word);
+  Py_CLEAR(p->data);
+  Py_CLEAR(p->sent_id);
+  Py_CLEAR(p->sent_index);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -54096,20 +57567,20 @@ static int __pyx_tp_clear_3_sa_DataArray(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_DataArray[] = {
-  {__Pyx_NAMESTR("get_data"), (PyCFunction)__pyx_pf_3_sa_9DataArray_2get_data, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_sentence_id"), (PyCFunction)__pyx_pf_3_sa_9DataArray_3get_sentence_id, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_sentence"), (PyCFunction)__pyx_pf_3_sa_9DataArray_4get_sentence, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_sentence_position"), (PyCFunction)__pyx_pf_3_sa_9DataArray_5get_sentence_position, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_id"), (PyCFunction)__pyx_pf_3_sa_9DataArray_6get_id, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_word"), (PyCFunction)__pyx_pf_3_sa_9DataArray_7get_word, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_text"), (PyCFunction)__pyx_pf_3_sa_9DataArray_8write_text, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read_text"), (PyCFunction)__pyx_pf_3_sa_9DataArray_9read_text, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read_bitext"), (PyCFunction)__pyx_pf_3_sa_9DataArray_10read_bitext, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read_text_data"), (PyCFunction)__pyx_pf_3_sa_9DataArray_11read_text_data, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read_binary"), (PyCFunction)__pyx_pf_3_sa_9DataArray_12read_binary, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_binary"), (PyCFunction)__pyx_pf_3_sa_9DataArray_13write_binary, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_enhanced_handle"), (PyCFunction)__pyx_pf_3_sa_9DataArray_14write_enhanced_handle, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_enhanced"), (PyCFunction)__pyx_pf_3_sa_9DataArray_15write_enhanced, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_data"), (PyCFunction)__pyx_pw_3_sa_9DataArray_5get_data, METH_NOARGS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_sentence_id"), (PyCFunction)__pyx_pw_3_sa_9DataArray_7get_sentence_id, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_sentence"), (PyCFunction)__pyx_pw_3_sa_9DataArray_9get_sentence, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_sentence_position"), (PyCFunction)__pyx_pw_3_sa_9DataArray_11get_sentence_position, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_id"), (PyCFunction)__pyx_pw_3_sa_9DataArray_13get_id, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_word"), (PyCFunction)__pyx_pw_3_sa_9DataArray_15get_word, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_text"), (PyCFunction)__pyx_pw_3_sa_9DataArray_17write_text, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("read_text"), (PyCFunction)__pyx_pw_3_sa_9DataArray_19read_text, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("read_bitext"), (PyCFunction)__pyx_pw_3_sa_9DataArray_21read_bitext, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("read_text_data"), (PyCFunction)__pyx_pw_3_sa_9DataArray_23read_text_data, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("read_binary"), (PyCFunction)__pyx_pw_3_sa_9DataArray_25read_binary, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_binary"), (PyCFunction)__pyx_pw_3_sa_9DataArray_27write_binary, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_enhanced_handle"), (PyCFunction)__pyx_pw_3_sa_9DataArray_29write_enhanced_handle, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_enhanced"), (PyCFunction)__pyx_pw_3_sa_9DataArray_31write_enhanced, METH_O, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -54172,7 +57643,7 @@ static PyNumberMethods __pyx_tp_as_number_DataArray = {
 };
 
 static PySequenceMethods __pyx_tp_as_sequence_DataArray = {
-  __pyx_pf_3_sa_9DataArray_1__len__, /*sq_length*/
+  __pyx_pw_3_sa_9DataArray_3__len__, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
   0, /*sq_item*/
@@ -54185,7 +57656,7 @@ static PySequenceMethods __pyx_tp_as_sequence_DataArray = {
 };
 
 static PyMappingMethods __pyx_tp_as_mapping_DataArray = {
-  __pyx_pf_3_sa_9DataArray_1__len__, /*mp_length*/
+  __pyx_pw_3_sa_9DataArray_3__len__, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
@@ -54276,7 +57747,7 @@ static PyObject *__pyx_tp_new_3_sa_Alignment(PyTypeObject *t, PyObject *a, PyObj
   p->__pyx_vtab = __pyx_vtabptr_3_sa_Alignment;
   p->links = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
   p->sent_index = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_9Alignment_2__cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_9Alignment_5__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -54284,8 +57755,8 @@ static PyObject *__pyx_tp_new_3_sa_Alignment(PyTypeObject *t, PyObject *a, PyObj
 
 static void __pyx_tp_dealloc_3_sa_Alignment(PyObject *o) {
   struct __pyx_obj_3_sa_Alignment *p = (struct __pyx_obj_3_sa_Alignment *)o;
-  Py_XDECREF(((PyObject *)p->links));
-  Py_XDECREF(((PyObject *)p->sent_index));
+  Py_CLEAR(p->links);
+  Py_CLEAR(p->sent_index);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -54314,14 +57785,14 @@ static int __pyx_tp_clear_3_sa_Alignment(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_Alignment[] = {
-  {__Pyx_NAMESTR("unlink"), (PyCFunction)__pyx_pf_3_sa_9Alignment_unlink, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_9Alignment_unlink)},
-  {__Pyx_NAMESTR("get_sent_links"), (PyCFunction)__pyx_pf_3_sa_9Alignment_1get_sent_links, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read_text"), (PyCFunction)__pyx_pf_3_sa_9Alignment_3read_text, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read_binary"), (PyCFunction)__pyx_pf_3_sa_9Alignment_4read_binary, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_text"), (PyCFunction)__pyx_pf_3_sa_9Alignment_5write_text, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_binary"), (PyCFunction)__pyx_pf_3_sa_9Alignment_6write_binary, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_enhanced"), (PyCFunction)__pyx_pf_3_sa_9Alignment_7write_enhanced, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("alignment"), (PyCFunction)__pyx_pf_3_sa_9Alignment_8alignment, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_9Alignment_8alignment)},
+  {__Pyx_NAMESTR("unlink"), (PyCFunction)__pyx_pw_3_sa_9Alignment_1unlink, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_9Alignment_unlink)},
+  {__Pyx_NAMESTR("get_sent_links"), (PyCFunction)__pyx_pw_3_sa_9Alignment_3get_sent_links, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("read_text"), (PyCFunction)__pyx_pw_3_sa_9Alignment_7read_text, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("read_binary"), (PyCFunction)__pyx_pw_3_sa_9Alignment_9read_binary, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_text"), (PyCFunction)__pyx_pw_3_sa_9Alignment_11write_text, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_binary"), (PyCFunction)__pyx_pw_3_sa_9Alignment_13write_binary, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_enhanced"), (PyCFunction)__pyx_pw_3_sa_9Alignment_15write_enhanced, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("alignment"), (PyCFunction)__pyx_pw_3_sa_9Alignment_17alignment, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_9Alignment_16alignment)},
   {0, 0, 0, 0}
 };
 
@@ -54494,7 +57965,7 @@ static PyObject *__pyx_tp_new_3_sa_BiLex(PyTypeObject *t, PyObject *a, PyObject
   p->id2fword = Py_None; Py_INCREF(Py_None);
   p->eword2id = Py_None; Py_INCREF(Py_None);
   p->fword2id = Py_None; Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_5BiLex___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_5BiLex_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -54502,14 +57973,14 @@ static PyObject *__pyx_tp_new_3_sa_BiLex(PyTypeObject *t, PyObject *a, PyObject
 
 static void __pyx_tp_dealloc_3_sa_BiLex(PyObject *o) {
   struct __pyx_obj_3_sa_BiLex *p = (struct __pyx_obj_3_sa_BiLex *)o;
-  Py_XDECREF(((PyObject *)p->col1));
-  Py_XDECREF(((PyObject *)p->col2));
-  Py_XDECREF(((PyObject *)p->f_index));
-  Py_XDECREF(((PyObject *)p->e_index));
-  Py_XDECREF(p->id2eword);
-  Py_XDECREF(p->id2fword);
-  Py_XDECREF(p->eword2id);
-  Py_XDECREF(p->fword2id);
+  Py_CLEAR(p->col1);
+  Py_CLEAR(p->col2);
+  Py_CLEAR(p->f_index);
+  Py_CLEAR(p->e_index);
+  Py_CLEAR(p->id2eword);
+  Py_CLEAR(p->id2fword);
+  Py_CLEAR(p->eword2id);
+  Py_CLEAR(p->fword2id);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -54574,14 +58045,14 @@ static int __pyx_tp_clear_3_sa_BiLex(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_BiLex[] = {
-  {__Pyx_NAMESTR("write_binary"), (PyCFunction)__pyx_pf_3_sa_5BiLex_1write_binary, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read_binary"), (PyCFunction)__pyx_pf_3_sa_5BiLex_2read_binary, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_e_id"), (PyCFunction)__pyx_pf_3_sa_5BiLex_3get_e_id, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_f_id"), (PyCFunction)__pyx_pf_3_sa_5BiLex_4get_f_id, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read_text"), (PyCFunction)__pyx_pf_3_sa_5BiLex_5read_text, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_enhanced"), (PyCFunction)__pyx_pf_3_sa_5BiLex_6write_enhanced, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_score"), (PyCFunction)__pyx_pf_3_sa_5BiLex_7get_score, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_text"), (PyCFunction)__pyx_pf_3_sa_5BiLex_8write_text, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_5BiLex_8write_text)},
+  {__Pyx_NAMESTR("write_binary"), (PyCFunction)__pyx_pw_3_sa_5BiLex_3write_binary, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("read_binary"), (PyCFunction)__pyx_pw_3_sa_5BiLex_5read_binary, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_e_id"), (PyCFunction)__pyx_pw_3_sa_5BiLex_7get_e_id, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_f_id"), (PyCFunction)__pyx_pw_3_sa_5BiLex_9get_f_id, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("read_text"), (PyCFunction)__pyx_pw_3_sa_5BiLex_11read_text, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_enhanced"), (PyCFunction)__pyx_pw_3_sa_5BiLex_13write_enhanced, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_score"), (PyCFunction)__pyx_pw_3_sa_5BiLex_15get_score, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_text"), (PyCFunction)__pyx_pw_3_sa_5BiLex_17write_text, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_5BiLex_16write_text)},
   {0, 0, 0, 0}
 };
 
@@ -54739,7 +58210,7 @@ static PyTypeObject __pyx_type_3_sa_BiLex = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa_BitSetIterator(PyTypeObject *t, PyObject *a, PyObject *k) {
+static PyObject *__pyx_tp_new_3_sa_BitSetIterator(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
   return o;
@@ -54750,7 +58221,7 @@ static void __pyx_tp_dealloc_3_sa_BitSetIterator(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_BitSetIterator[] = {
-  {__Pyx_NAMESTR("__next__"), (PyCFunction)__pyx_pf_3_sa_14BitSetIterator___next__, METH_NOARGS|METH_COEXIST, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("__next__"), (PyCFunction)__pyx_pw_3_sa_14BitSetIterator_1__next__, METH_NOARGS|METH_COEXIST, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -54883,7 +58354,7 @@ static PyTypeObject __pyx_type_3_sa_BitSetIterator = {
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
-  __pyx_pf_3_sa_14BitSetIterator___next__, /*tp_iternext*/
+  __pyx_pw_3_sa_14BitSetIterator_1__next__, /*tp_iternext*/
   __pyx_methods_3_sa_BitSetIterator, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
@@ -54908,10 +58379,10 @@ static PyTypeObject __pyx_type_3_sa_BitSetIterator = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa_BitSet(PyTypeObject *t, PyObject *a, PyObject *k) {
+static PyObject *__pyx_tp_new_3_sa_BitSet(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  if (__pyx_pf_3_sa_6BitSet___cinit__(o, __pyx_empty_tuple, NULL) < 0) {
+  if (__pyx_pw_3_sa_6BitSet_1__cinit__(o, __pyx_empty_tuple, NULL) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -54922,7 +58393,7 @@ static void __pyx_tp_dealloc_3_sa_BitSet(PyObject *o) {
     PyObject *etype, *eval, *etb;
     PyErr_Fetch(&etype, &eval, &etb);
     ++Py_REFCNT(o);
-    __pyx_pf_3_sa_6BitSet_1__dealloc__(o);
+    __pyx_pw_3_sa_6BitSet_3__dealloc__(o);
     if (PyErr_Occurred()) PyErr_WriteUnraisable(o);
     --Py_REFCNT(o);
     PyErr_Restore(etype, eval, etb);
@@ -54931,10 +58402,10 @@ static void __pyx_tp_dealloc_3_sa_BitSet(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_BitSet[] = {
-  {__Pyx_NAMESTR("insert"), (PyCFunction)__pyx_pf_3_sa_6BitSet_3insert, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("findsucc"), (PyCFunction)__pyx_pf_3_sa_6BitSet_4findsucc, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("min"), (PyCFunction)__pyx_pf_3_sa_6BitSet_6min, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("max"), (PyCFunction)__pyx_pf_3_sa_6BitSet_7max, METH_NOARGS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("insert"), (PyCFunction)__pyx_pw_3_sa_6BitSet_7insert, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("findsucc"), (PyCFunction)__pyx_pw_3_sa_6BitSet_9findsucc, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("min"), (PyCFunction)__pyx_pw_3_sa_6BitSet_13min, METH_NOARGS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("max"), (PyCFunction)__pyx_pw_3_sa_6BitSet_15max, METH_NOARGS, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -54997,20 +58468,20 @@ static PyNumberMethods __pyx_tp_as_number_BitSet = {
 };
 
 static PySequenceMethods __pyx_tp_as_sequence_BitSet = {
-  __pyx_pf_3_sa_6BitSet_8__len__, /*sq_length*/
+  __pyx_pw_3_sa_6BitSet_17__len__, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
   0, /*sq_item*/
   0, /*sq_slice*/
   0, /*sq_ass_item*/
   0, /*sq_ass_slice*/
-  __pyx_pf_3_sa_6BitSet_9__contains__, /*sq_contains*/
+  __pyx_pw_3_sa_6BitSet_19__contains__, /*sq_contains*/
   0, /*sq_inplace_concat*/
   0, /*sq_inplace_repeat*/
 };
 
 static PyMappingMethods __pyx_tp_as_mapping_BitSet = {
-  __pyx_pf_3_sa_6BitSet_8__len__, /*mp_length*/
+  __pyx_pw_3_sa_6BitSet_17__len__, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
@@ -55056,7 +58527,7 @@ static PyTypeObject __pyx_type_3_sa_BitSet = {
   &__pyx_tp_as_mapping_BitSet, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
-  __pyx_pf_3_sa_6BitSet_5__str__, /*tp_str*/
+  __pyx_pw_3_sa_6BitSet_11__str__, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
   &__pyx_tp_as_buffer_BitSet, /*tp_as_buffer*/
@@ -55066,7 +58537,7 @@ static PyTypeObject __pyx_type_3_sa_BitSet = {
   0, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
-  __pyx_pf_3_sa_6BitSet_2__iter__, /*tp_iter*/
+  __pyx_pw_3_sa_6BitSet_5__iter__, /*tp_iter*/
   0, /*tp_iternext*/
   __pyx_methods_3_sa_BitSet, /*tp_methods*/
   0, /*tp_members*/
@@ -55092,7 +58563,7 @@ static PyTypeObject __pyx_type_3_sa_BitSet = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa_VEBIterator(PyTypeObject *t, PyObject *a, PyObject *k) {
+static PyObject *__pyx_tp_new_3_sa_VEBIterator(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
   return o;
@@ -55103,7 +58574,7 @@ static void __pyx_tp_dealloc_3_sa_VEBIterator(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_VEBIterator[] = {
-  {__Pyx_NAMESTR("__next__"), (PyCFunction)__pyx_pf_3_sa_11VEBIterator___next__, METH_NOARGS|METH_COEXIST, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("__next__"), (PyCFunction)__pyx_pw_3_sa_11VEBIterator_1__next__, METH_NOARGS|METH_COEXIST, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -55236,7 +58707,7 @@ static PyTypeObject __pyx_type_3_sa_VEBIterator = {
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
-  __pyx_pf_3_sa_11VEBIterator___next__, /*tp_iternext*/
+  __pyx_pw_3_sa_11VEBIterator_1__next__, /*tp_iternext*/
   __pyx_methods_3_sa_VEBIterator, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
@@ -55268,7 +58739,7 @@ static PyObject *__pyx_tp_new_3_sa_VEB(PyTypeObject *t, PyObject *a, PyObject *k
   if (!o) return 0;
   p = ((struct __pyx_obj_3_sa_VEB *)o);
   p->__pyx_vtab = __pyx_vtabptr_3_sa_VEB;
-  if (__pyx_pf_3_sa_3VEB___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_3VEB_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -55279,7 +58750,7 @@ static void __pyx_tp_dealloc_3_sa_VEB(PyObject *o) {
     PyObject *etype, *eval, *etb;
     PyErr_Fetch(&etype, &eval, &etb);
     ++Py_REFCNT(o);
-    __pyx_pf_3_sa_3VEB_1__dealloc__(o);
+    __pyx_pw_3_sa_3VEB_3__dealloc__(o);
     if (PyErr_Occurred()) PyErr_WriteUnraisable(o);
     --Py_REFCNT(o);
     PyErr_Restore(etype, eval, etb);
@@ -55288,8 +58759,8 @@ static void __pyx_tp_dealloc_3_sa_VEB(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_VEB[] = {
-  {__Pyx_NAMESTR("insert"), (PyCFunction)__pyx_pf_3_sa_3VEB_3insert, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("findsucc"), (PyCFunction)__pyx_pf_3_sa_3VEB_4findsucc, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("insert"), (PyCFunction)__pyx_pw_3_sa_3VEB_7insert, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("findsucc"), (PyCFunction)__pyx_pw_3_sa_3VEB_9findsucc, METH_O, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -55352,20 +58823,20 @@ static PyNumberMethods __pyx_tp_as_number_VEB = {
 };
 
 static PySequenceMethods __pyx_tp_as_sequence_VEB = {
-  __pyx_pf_3_sa_3VEB_5__len__, /*sq_length*/
+  __pyx_pw_3_sa_3VEB_11__len__, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
   0, /*sq_item*/
   0, /*sq_slice*/
   0, /*sq_ass_item*/
   0, /*sq_ass_slice*/
-  __pyx_pf_3_sa_3VEB_6__contains__, /*sq_contains*/
+  __pyx_pw_3_sa_3VEB_13__contains__, /*sq_contains*/
   0, /*sq_inplace_concat*/
   0, /*sq_inplace_repeat*/
 };
 
 static PyMappingMethods __pyx_tp_as_mapping_VEB = {
-  __pyx_pf_3_sa_3VEB_5__len__, /*mp_length*/
+  __pyx_pw_3_sa_3VEB_11__len__, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
@@ -55421,7 +58892,7 @@ static PyTypeObject __pyx_type_3_sa_VEB = {
   0, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
-  __pyx_pf_3_sa_3VEB_2__iter__, /*tp_iter*/
+  __pyx_pw_3_sa_3VEB_5__iter__, /*tp_iter*/
   0, /*tp_iternext*/
   __pyx_methods_3_sa_VEB, /*tp_methods*/
   0, /*tp_members*/
@@ -55454,7 +58925,7 @@ static PyObject *__pyx_tp_new_3_sa_LCP(PyTypeObject *t, PyObject *a, PyObject *k
   p = ((struct __pyx_obj_3_sa_LCP *)o);
   p->sa = ((struct __pyx_obj_3_sa_SuffixArray *)Py_None); Py_INCREF(Py_None);
   p->lcp = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_3LCP___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_3LCP_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -55462,8 +58933,8 @@ static PyObject *__pyx_tp_new_3_sa_LCP(PyTypeObject *t, PyObject *a, PyObject *k
 
 static void __pyx_tp_dealloc_3_sa_LCP(PyObject *o) {
   struct __pyx_obj_3_sa_LCP *p = (struct __pyx_obj_3_sa_LCP *)o;
-  Py_XDECREF(((PyObject *)p->sa));
-  Py_XDECREF(((PyObject *)p->lcp));
+  Py_CLEAR(p->sa);
+  Py_CLEAR(p->lcp);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -55492,7 +58963,7 @@ static int __pyx_tp_clear_3_sa_LCP(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_LCP[] = {
-  {__Pyx_NAMESTR("compute_stats"), (PyCFunction)__pyx_pf_3_sa_3LCP_1compute_stats, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_3LCP_1compute_stats)},
+  {__Pyx_NAMESTR("compute_stats"), (PyCFunction)__pyx_pw_3_sa_3LCP_3compute_stats, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_3LCP_2compute_stats)},
   {0, 0, 0, 0}
 };
 
@@ -55651,7 +59122,7 @@ static PyTypeObject __pyx_type_3_sa_LCP = {
 };
 static struct __pyx_vtabstruct_3_sa_Alphabet __pyx_vtable_3_sa_Alphabet;
 
-static PyObject *__pyx_tp_new_3_sa_Alphabet(PyTypeObject *t, PyObject *a, PyObject *k) {
+static PyObject *__pyx_tp_new_3_sa_Alphabet(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   struct __pyx_obj_3_sa_Alphabet *p;
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
@@ -55660,7 +59131,7 @@ static PyObject *__pyx_tp_new_3_sa_Alphabet(PyTypeObject *t, PyObject *a, PyObje
   p->terminals = ((struct __pyx_obj_3_sa_StringMap *)Py_None); Py_INCREF(Py_None);
   p->nonterminals = ((struct __pyx_obj_3_sa_StringMap *)Py_None); Py_INCREF(Py_None);
   p->id2sym = ((PyObject*)Py_None); Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_8Alphabet___cinit__(o, __pyx_empty_tuple, NULL) < 0) {
+  if (__pyx_pw_3_sa_8Alphabet_1__cinit__(o, __pyx_empty_tuple, NULL) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -55672,14 +59143,14 @@ static void __pyx_tp_dealloc_3_sa_Alphabet(PyObject *o) {
     PyObject *etype, *eval, *etb;
     PyErr_Fetch(&etype, &eval, &etb);
     ++Py_REFCNT(o);
-    __pyx_pf_3_sa_8Alphabet_1__dealloc__(o);
+    __pyx_pw_3_sa_8Alphabet_3__dealloc__(o);
     if (PyErr_Occurred()) PyErr_WriteUnraisable(o);
     --Py_REFCNT(o);
     PyErr_Restore(etype, eval, etb);
   }
-  Py_XDECREF(((PyObject *)p->terminals));
-  Py_XDECREF(((PyObject *)p->nonterminals));
-  Py_XDECREF(((PyObject *)p->id2sym));
+  Py_CLEAR(p->terminals);
+  Py_CLEAR(p->nonterminals);
+  Py_CLEAR(p->id2sym);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -55713,12 +59184,12 @@ static int __pyx_tp_clear_3_sa_Alphabet(PyObject *o) {
   return 0;
 }
 
-static PyObject *__pyx_getprop_3_sa_8Alphabet_terminals(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_8Alphabet_9terminals___get__(o);
+static PyObject *__pyx_getprop_3_sa_8Alphabet_terminals(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_8Alphabet_9terminals_1__get__(o);
 }
 
-static PyObject *__pyx_getprop_3_sa_8Alphabet_nonterminals(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_8Alphabet_12nonterminals___get__(o);
+static PyObject *__pyx_getprop_3_sa_8Alphabet_nonterminals(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_8Alphabet_12nonterminals_1__get__(o);
 }
 
 static PyMethodDef __pyx_methods_3_sa_Alphabet[] = {
@@ -55892,7 +59363,7 @@ static PyObject *__pyx_tp_new_3_sa_TrieMap(PyTypeObject *t, PyObject *a, PyObjec
   if (!o) return 0;
   p = ((struct __pyx_obj_3_sa_TrieMap *)o);
   p->__pyx_vtab = __pyx_vtabptr_3_sa_TrieMap;
-  if (__pyx_pf_3_sa_7TrieMap___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_7TrieMap_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -55903,7 +59374,7 @@ static void __pyx_tp_dealloc_3_sa_TrieMap(PyObject *o) {
     PyObject *etype, *eval, *etb;
     PyErr_Fetch(&etype, &eval, &etb);
     ++Py_REFCNT(o);
-    __pyx_pf_3_sa_7TrieMap_1__dealloc__(o);
+    __pyx_pw_3_sa_7TrieMap_3__dealloc__(o);
     if (PyErr_Occurred()) PyErr_WriteUnraisable(o);
     --Py_REFCNT(o);
     PyErr_Restore(etype, eval, etb);
@@ -55912,9 +59383,9 @@ static void __pyx_tp_dealloc_3_sa_TrieMap(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_TrieMap[] = {
-  {__Pyx_NAMESTR("insert"), (PyCFunction)__pyx_pf_3_sa_7TrieMap_2insert, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("contains"), (PyCFunction)__pyx_pf_3_sa_7TrieMap_3contains, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("toMap"), (PyCFunction)__pyx_pf_3_sa_7TrieMap_4toMap, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("insert"), (PyCFunction)__pyx_pw_3_sa_7TrieMap_5insert, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("contains"), (PyCFunction)__pyx_pw_3_sa_7TrieMap_7contains, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("toMap"), (PyCFunction)__pyx_pw_3_sa_7TrieMap_9toMap, METH_O, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -56081,7 +59552,7 @@ static PyObject *__pyx_tp_new_3_sa_Precomputation(PyTypeObject *t, PyObject *a,
   p->__pyx_vtab = __pyx_vtabptr_3_sa_Precomputation;
   p->precomputed_index = Py_None; Py_INCREF(Py_None);
   p->precomputed_collocations = Py_None; Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_14Precomputation___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_14Precomputation_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -56089,8 +59560,8 @@ static PyObject *__pyx_tp_new_3_sa_Precomputation(PyTypeObject *t, PyObject *a,
 
 static void __pyx_tp_dealloc_3_sa_Precomputation(PyObject *o) {
   struct __pyx_obj_3_sa_Precomputation *p = (struct __pyx_obj_3_sa_Precomputation *)o;
-  Py_XDECREF(p->precomputed_index);
-  Py_XDECREF(p->precomputed_collocations);
+  Py_CLEAR(p->precomputed_index);
+  Py_CLEAR(p->precomputed_collocations);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -56119,9 +59590,9 @@ static int __pyx_tp_clear_3_sa_Precomputation(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_Precomputation[] = {
-  {__Pyx_NAMESTR("read_binary"), (PyCFunction)__pyx_pf_3_sa_14Precomputation_1read_binary, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_binary"), (PyCFunction)__pyx_pf_3_sa_14Precomputation_2write_binary, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("precompute"), (PyCFunction)__pyx_pf_3_sa_14Precomputation_3precompute, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("read_binary"), (PyCFunction)__pyx_pw_3_sa_14Precomputation_3read_binary, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_binary"), (PyCFunction)__pyx_pw_3_sa_14Precomputation_5write_binary, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("precompute"), (PyCFunction)__pyx_pw_3_sa_14Precomputation_7precompute, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -56289,7 +59760,7 @@ static PyObject *__pyx_tp_new_3_sa_SuffixArray(PyTypeObject *t, PyObject *a, PyO
   p->darray = ((struct __pyx_obj_3_sa_DataArray *)Py_None); Py_INCREF(Py_None);
   p->sa = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
   p->ha = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_11SuffixArray___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_11SuffixArray_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -56297,9 +59768,9 @@ static PyObject *__pyx_tp_new_3_sa_SuffixArray(PyTypeObject *t, PyObject *a, PyO
 
 static void __pyx_tp_dealloc_3_sa_SuffixArray(PyObject *o) {
   struct __pyx_obj_3_sa_SuffixArray *p = (struct __pyx_obj_3_sa_SuffixArray *)o;
-  Py_XDECREF(((PyObject *)p->darray));
-  Py_XDECREF(((PyObject *)p->sa));
-  Py_XDECREF(((PyObject *)p->ha));
+  Py_CLEAR(p->darray);
+  Py_CLEAR(p->sa);
+  Py_CLEAR(p->ha);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -56341,16 +59812,16 @@ static PyObject *__pyx_sq_item_3_sa_SuffixArray(PyObject *o, Py_ssize_t i) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_SuffixArray[] = {
-  {__Pyx_NAMESTR("get_sentence_id"), (PyCFunction)__pyx_pf_3_sa_11SuffixArray_2get_sentence_id, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_sentence"), (PyCFunction)__pyx_pf_3_sa_11SuffixArray_3get_sentence, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_sentence_position"), (PyCFunction)__pyx_pf_3_sa_11SuffixArray_4get_sentence_position, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read_text"), (PyCFunction)__pyx_pf_3_sa_11SuffixArray_5read_text, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(__pyx_doc_3_sa_11SuffixArray_5read_text)},
-  {__Pyx_NAMESTR("q3sort"), (PyCFunction)__pyx_pf_3_sa_11SuffixArray_6q3sort, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(__pyx_doc_3_sa_11SuffixArray_6q3sort)},
-  {__Pyx_NAMESTR("write_text"), (PyCFunction)__pyx_pf_3_sa_11SuffixArray_7write_text, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("read_binary"), (PyCFunction)__pyx_pf_3_sa_11SuffixArray_8read_binary, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_binary"), (PyCFunction)__pyx_pf_3_sa_11SuffixArray_9write_binary, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("write_enhanced"), (PyCFunction)__pyx_pf_3_sa_11SuffixArray_10write_enhanced, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("lookup"), (PyCFunction)__pyx_pf_3_sa_11SuffixArray_11lookup, METH_VARARGS|METH_KEYWORDS, __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)},
+  {__Pyx_NAMESTR("read_binary"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_17read_binary, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_binary"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_19write_binary, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("write_enhanced"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_21write_enhanced, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("lookup"), (PyCFunction)__pyx_pw_3_sa_11SuffixArray_23lookup, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
   {0, 0, 0, 0}
 };
 
@@ -56427,7 +59898,7 @@ static PySequenceMethods __pyx_tp_as_sequence_SuffixArray = {
 
 static PyMappingMethods __pyx_tp_as_mapping_SuffixArray = {
   0, /*mp_length*/
-  __pyx_pf_3_sa_11SuffixArray_1__getitem__, /*mp_subscript*/
+  __pyx_pw_3_sa_11SuffixArray_3__getitem__, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
@@ -56508,13 +59979,13 @@ static PyTypeObject __pyx_type_3_sa_SuffixArray = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa_TrieNode(PyTypeObject *t, PyObject *a, PyObject *k) {
+static PyObject *__pyx_tp_new_3_sa_TrieNode(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   struct __pyx_obj_3_sa_TrieNode *p;
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
   p = ((struct __pyx_obj_3_sa_TrieNode *)o);
   p->children = Py_None; Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_8TrieNode___cinit__(o, __pyx_empty_tuple, NULL) < 0) {
+  if (__pyx_pw_3_sa_8TrieNode_1__cinit__(o, __pyx_empty_tuple, NULL) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -56522,7 +59993,7 @@ static PyObject *__pyx_tp_new_3_sa_TrieNode(PyTypeObject *t, PyObject *a, PyObje
 
 static void __pyx_tp_dealloc_3_sa_TrieNode(PyObject *o) {
   struct __pyx_obj_3_sa_TrieNode *p = (struct __pyx_obj_3_sa_TrieNode *)o;
-  Py_XDECREF(p->children);
+  Py_CLEAR(p->children);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -56544,16 +60015,16 @@ static int __pyx_tp_clear_3_sa_TrieNode(PyObject *o) {
   return 0;
 }
 
-static PyObject *__pyx_getprop_3_sa_8TrieNode_children(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_8TrieNode_8children___get__(o);
+static PyObject *__pyx_getprop_3_sa_8TrieNode_children(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_8TrieNode_8children_1__get__(o);
 }
 
-static int __pyx_setprop_3_sa_8TrieNode_children(PyObject *o, PyObject *v, void *x) {
+static int __pyx_setprop_3_sa_8TrieNode_children(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
   if (v) {
-    return __pyx_pf_3_sa_8TrieNode_8children_1__set__(o, v);
+    return __pyx_pw_3_sa_8TrieNode_8children_3__set__(o, v);
   }
   else {
-    return __pyx_pf_3_sa_8TrieNode_8children_2__del__(o);
+    return __pyx_pw_3_sa_8TrieNode_8children_5__del__(o);
   }
 }
 
@@ -56728,7 +60199,7 @@ static PyObject *__pyx_tp_new_3_sa_ExtendedTrieNode(PyTypeObject *t, PyObject *a
   p->phrase = Py_None; Py_INCREF(Py_None);
   p->phrase_location = Py_None; Py_INCREF(Py_None);
   p->suffix_link = Py_None; Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_16ExtendedTrieNode___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_16ExtendedTrieNode_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -56736,9 +60207,9 @@ static PyObject *__pyx_tp_new_3_sa_ExtendedTrieNode(PyTypeObject *t, PyObject *a
 
 static void __pyx_tp_dealloc_3_sa_ExtendedTrieNode(PyObject *o) {
   struct __pyx_obj_3_sa_ExtendedTrieNode *p = (struct __pyx_obj_3_sa_ExtendedTrieNode *)o;
-  Py_XDECREF(p->phrase);
-  Py_XDECREF(p->phrase_location);
-  Py_XDECREF(p->suffix_link);
+  Py_CLEAR(p->phrase);
+  Py_CLEAR(p->phrase_location);
+  Py_CLEAR(p->suffix_link);
   __pyx_tp_dealloc_3_sa_TrieNode(o);
 }
 
@@ -56774,42 +60245,42 @@ static int __pyx_tp_clear_3_sa_ExtendedTrieNode(PyObject *o) {
   return 0;
 }
 
-static PyObject *__pyx_getprop_3_sa_16ExtendedTrieNode_phrase(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_16ExtendedTrieNode_6phrase___get__(o);
+static PyObject *__pyx_getprop_3_sa_16ExtendedTrieNode_phrase(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_16ExtendedTrieNode_6phrase_1__get__(o);
 }
 
-static int __pyx_setprop_3_sa_16ExtendedTrieNode_phrase(PyObject *o, PyObject *v, void *x) {
+static int __pyx_setprop_3_sa_16ExtendedTrieNode_phrase(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
   if (v) {
-    return __pyx_pf_3_sa_16ExtendedTrieNode_6phrase_1__set__(o, v);
+    return __pyx_pw_3_sa_16ExtendedTrieNode_6phrase_3__set__(o, v);
   }
   else {
-    return __pyx_pf_3_sa_16ExtendedTrieNode_6phrase_2__del__(o);
+    return __pyx_pw_3_sa_16ExtendedTrieNode_6phrase_5__del__(o);
   }
 }
 
-static PyObject *__pyx_getprop_3_sa_16ExtendedTrieNode_phrase_location(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_16ExtendedTrieNode_15phrase_location___get__(o);
+static PyObject *__pyx_getprop_3_sa_16ExtendedTrieNode_phrase_location(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_16ExtendedTrieNode_15phrase_location_1__get__(o);
 }
 
-static int __pyx_setprop_3_sa_16ExtendedTrieNode_phrase_location(PyObject *o, PyObject *v, void *x) {
+static int __pyx_setprop_3_sa_16ExtendedTrieNode_phrase_location(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
   if (v) {
-    return __pyx_pf_3_sa_16ExtendedTrieNode_15phrase_location_1__set__(o, v);
+    return __pyx_pw_3_sa_16ExtendedTrieNode_15phrase_location_3__set__(o, v);
   }
   else {
-    return __pyx_pf_3_sa_16ExtendedTrieNode_15phrase_location_2__del__(o);
+    return __pyx_pw_3_sa_16ExtendedTrieNode_15phrase_location_5__del__(o);
   }
 }
 
-static PyObject *__pyx_getprop_3_sa_16ExtendedTrieNode_suffix_link(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_16ExtendedTrieNode_11suffix_link___get__(o);
+static PyObject *__pyx_getprop_3_sa_16ExtendedTrieNode_suffix_link(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_16ExtendedTrieNode_11suffix_link_1__get__(o);
 }
 
-static int __pyx_setprop_3_sa_16ExtendedTrieNode_suffix_link(PyObject *o, PyObject *v, void *x) {
+static int __pyx_setprop_3_sa_16ExtendedTrieNode_suffix_link(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
   if (v) {
-    return __pyx_pf_3_sa_16ExtendedTrieNode_11suffix_link_1__set__(o, v);
+    return __pyx_pw_3_sa_16ExtendedTrieNode_11suffix_link_3__set__(o, v);
   }
   else {
-    return __pyx_pf_3_sa_16ExtendedTrieNode_11suffix_link_2__del__(o);
+    return __pyx_pw_3_sa_16ExtendedTrieNode_11suffix_link_5__del__(o);
   }
 }
 
@@ -56984,7 +60455,7 @@ static PyObject *__pyx_tp_new_3_sa_TrieTable(PyTypeObject *t, PyObject *a, PyObj
   if (!o) return 0;
   p = ((struct __pyx_obj_3_sa_TrieTable *)o);
   p->root = Py_None; Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_9TrieTable___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_9TrieTable_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -56992,7 +60463,7 @@ static PyObject *__pyx_tp_new_3_sa_TrieTable(PyTypeObject *t, PyObject *a, PyObj
 
 static void __pyx_tp_dealloc_3_sa_TrieTable(PyObject *o) {
   struct __pyx_obj_3_sa_TrieTable *p = (struct __pyx_obj_3_sa_TrieTable *)o;
-  Py_XDECREF(p->root);
+  Py_CLEAR(p->root);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -57014,13 +60485,13 @@ static int __pyx_tp_clear_3_sa_TrieTable(PyObject *o) {
   return 0;
 }
 
-static PyObject *__pyx_getprop_3_sa_9TrieTable_extended(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_9TrieTable_8extended___get__(o);
+static PyObject *__pyx_getprop_3_sa_9TrieTable_extended(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_9TrieTable_8extended_1__get__(o);
 }
 
-static int __pyx_setprop_3_sa_9TrieTable_extended(PyObject *o, PyObject *v, void *x) {
+static int __pyx_setprop_3_sa_9TrieTable_extended(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
   if (v) {
-    return __pyx_pf_3_sa_9TrieTable_8extended_1__set__(o, v);
+    return __pyx_pw_3_sa_9TrieTable_8extended_3__set__(o, v);
   }
   else {
     PyErr_SetString(PyExc_NotImplementedError, "__del__");
@@ -57028,13 +60499,13 @@ static int __pyx_setprop_3_sa_9TrieTable_extended(PyObject *o, PyObject *v, void
   }
 }
 
-static PyObject *__pyx_getprop_3_sa_9TrieTable_count(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_9TrieTable_5count___get__(o);
+static PyObject *__pyx_getprop_3_sa_9TrieTable_count(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_9TrieTable_5count_1__get__(o);
 }
 
-static int __pyx_setprop_3_sa_9TrieTable_count(PyObject *o, PyObject *v, void *x) {
+static int __pyx_setprop_3_sa_9TrieTable_count(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
   if (v) {
-    return __pyx_pf_3_sa_9TrieTable_5count_1__set__(o, v);
+    return __pyx_pw_3_sa_9TrieTable_5count_3__set__(o, v);
   }
   else {
     PyErr_SetString(PyExc_NotImplementedError, "__del__");
@@ -57042,16 +60513,16 @@ static int __pyx_setprop_3_sa_9TrieTable_count(PyObject *o, PyObject *v, void *x
   }
 }
 
-static PyObject *__pyx_getprop_3_sa_9TrieTable_root(PyObject *o, void *x) {
-  return __pyx_pf_3_sa_9TrieTable_4root___get__(o);
+static PyObject *__pyx_getprop_3_sa_9TrieTable_root(PyObject *o, CYTHON_UNUSED void *x) {
+  return __pyx_pw_3_sa_9TrieTable_4root_1__get__(o);
 }
 
-static int __pyx_setprop_3_sa_9TrieTable_root(PyObject *o, PyObject *v, void *x) {
+static int __pyx_setprop_3_sa_9TrieTable_root(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
   if (v) {
-    return __pyx_pf_3_sa_9TrieTable_4root_1__set__(o, v);
+    return __pyx_pw_3_sa_9TrieTable_4root_3__set__(o, v);
   }
   else {
-    return __pyx_pf_3_sa_9TrieTable_4root_2__del__(o);
+    return __pyx_pw_3_sa_9TrieTable_4root_5__del__(o);
   }
 }
 
@@ -57228,7 +60699,7 @@ static PyObject *__pyx_tp_new_3_sa_PhraseLocation(PyTypeObject *t, PyObject *a,
   p = ((struct __pyx_obj_3_sa_PhraseLocation *)o);
   p->__pyx_vtab = __pyx_vtabptr_3_sa_PhraseLocation;
   p->arr = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_14PhraseLocation___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_14PhraseLocation_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -57236,7 +60707,7 @@ static PyObject *__pyx_tp_new_3_sa_PhraseLocation(PyTypeObject *t, PyObject *a,
 
 static void __pyx_tp_dealloc_3_sa_PhraseLocation(PyObject *o) {
   struct __pyx_obj_3_sa_PhraseLocation *p = (struct __pyx_obj_3_sa_PhraseLocation *)o;
-  Py_XDECREF(((PyObject *)p->arr));
+  Py_CLEAR(p->arr);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -57422,7 +60893,7 @@ static PyObject *__pyx_tp_new_3_sa_Sampler(PyTypeObject *t, PyObject *a, PyObjec
   if (!o) return 0;
   p = ((struct __pyx_obj_3_sa_Sampler *)o);
   p->sa = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_7Sampler___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_7Sampler_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -57430,7 +60901,7 @@ static PyObject *__pyx_tp_new_3_sa_Sampler(PyTypeObject *t, PyObject *a, PyObjec
 
 static void __pyx_tp_dealloc_3_sa_Sampler(PyObject *o) {
   struct __pyx_obj_3_sa_Sampler *p = (struct __pyx_obj_3_sa_Sampler *)o;
-  Py_XDECREF(((PyObject *)p->sa));
+  Py_CLEAR(p->sa);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -57453,7 +60924,7 @@ static int __pyx_tp_clear_3_sa_Sampler(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_Sampler[] = {
-  {__Pyx_NAMESTR("sample"), (PyCFunction)__pyx_pf_3_sa_7Sampler_1sample, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_7Sampler_1sample)},
+  {__Pyx_NAMESTR("sample"), (PyCFunction)__pyx_pw_3_sa_7Sampler_3sample, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_7Sampler_2sample)},
   {0, 0, 0, 0}
 };
 
@@ -57634,7 +61105,7 @@ static PyObject *__pyx_tp_new_3_sa_HieroCachingRuleFactory(PyTypeObject *t, PyOb
   p->fid2symid = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
   p->findexes = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
   p->findexes1 = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
-  if (__pyx_pf_3_sa_23HieroCachingRuleFactory___cinit__(o, a, k) < 0) {
+  if (__pyx_pw_3_sa_23HieroCachingRuleFactory_1__cinit__(o, a, k) < 0) {
     Py_DECREF(o); o = 0;
   }
   return o;
@@ -57642,22 +61113,22 @@ static PyObject *__pyx_tp_new_3_sa_HieroCachingRuleFactory(PyTypeObject *t, PyOb
 
 static void __pyx_tp_dealloc_3_sa_HieroCachingRuleFactory(PyObject *o) {
   struct __pyx_obj_3_sa_HieroCachingRuleFactory *p = (struct __pyx_obj_3_sa_HieroCachingRuleFactory *)o;
-  Py_XDECREF(((PyObject *)p->rules));
-  Py_XDECREF(((PyObject *)p->sampler));
-  Py_XDECREF(((PyObject *)p->scorer));
-  Py_XDECREF(p->precomputed_index);
-  Py_XDECREF(p->precomputed_collocations);
-  Py_XDECREF(p->precompute_file);
-  Py_XDECREF(p->max_rank);
-  Py_XDECREF(p->prev_norm_prefix);
-  Py_XDECREF(((PyObject *)p->fsa));
-  Py_XDECREF(((PyObject *)p->fda));
-  Py_XDECREF(((PyObject *)p->eda));
-  Py_XDECREF(((PyObject *)p->alignment));
-  Py_XDECREF(((PyObject *)p->eid2symid));
-  Py_XDECREF(((PyObject *)p->fid2symid));
-  Py_XDECREF(((PyObject *)p->findexes));
-  Py_XDECREF(((PyObject *)p->findexes1));
+  Py_CLEAR(p->rules);
+  Py_CLEAR(p->sampler);
+  Py_CLEAR(p->scorer);
+  Py_CLEAR(p->precomputed_index);
+  Py_CLEAR(p->precomputed_collocations);
+  Py_CLEAR(p->precompute_file);
+  Py_CLEAR(p->max_rank);
+  Py_CLEAR(p->prev_norm_prefix);
+  Py_CLEAR(p->fsa);
+  Py_CLEAR(p->fda);
+  Py_CLEAR(p->eda);
+  Py_CLEAR(p->alignment);
+  Py_CLEAR(p->eid2symid);
+  Py_CLEAR(p->fid2symid);
+  Py_CLEAR(p->findexes);
+  Py_CLEAR(p->findexes1);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -57770,17 +61241,17 @@ static int __pyx_tp_clear_3_sa_HieroCachingRuleFactory(PyObject *o) {
 }
 
 static PyMethodDef __pyx_methods_3_sa_HieroCachingRuleFactory[] = {
-  {__Pyx_NAMESTR("configure"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_1configure, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(__pyx_doc_3_sa_23HieroCachingRuleFactory_1configure)},
-  {__Pyx_NAMESTR("pattern2phrase"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_2pattern2phrase, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("pattern2phrase_plus"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_3pattern2phrase_plus, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("precompute"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_4precompute, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_precomputed_collocation"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_5get_precomputed_collocation, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("advance"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_6advance, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_all_nodes_isteps_away"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_7get_all_nodes_isteps_away, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("reachable"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_8reachable, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("shortest"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_9shortest, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("get_next_states"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_10get_next_states, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("input"), (PyCFunction)__pyx_pf_3_sa_23HieroCachingRuleFactory_11input, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_23HieroCachingRuleFactory_11input)},
+  {__Pyx_NAMESTR("configure"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_3configure, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(__pyx_doc_3_sa_23HieroCachingRuleFactory_2configure)},
+  {__Pyx_NAMESTR("pattern2phrase"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_5pattern2phrase, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("pattern2phrase_plus"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_7pattern2phrase_plus, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("precompute"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_9precompute, METH_NOARGS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_precomputed_collocation"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_11get_precomputed_collocation, METH_O, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("advance"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_13advance, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_all_nodes_isteps_away"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_15get_all_nodes_isteps_away, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("reachable"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_17reachable, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("shortest"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_19shortest, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("get_next_states"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_21get_next_states, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+  {__Pyx_NAMESTR("input"), (PyCFunction)__pyx_pw_3_sa_23HieroCachingRuleFactory_23input, METH_O, __Pyx_DOCSTR(__pyx_doc_3_sa_23HieroCachingRuleFactory_22input)},
   {0, 0, 0, 0}
 };
 
@@ -57939,7 +61410,7 @@ static PyTypeObject __pyx_type_3_sa_HieroCachingRuleFactory = {
 };
 static struct __pyx_vtabstruct_3_sa_Scorer __pyx_vtable_3_sa_Scorer;
 
-static PyObject *__pyx_tp_new_3_sa_Scorer(PyTypeObject *t, PyObject *a, PyObject *k) {
+static PyObject *__pyx_tp_new_3_sa_Scorer(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
   struct __pyx_obj_3_sa_Scorer *p;
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
@@ -57951,7 +61422,7 @@ static PyObject *__pyx_tp_new_3_sa_Scorer(PyTypeObject *t, PyObject *a, PyObject
 
 static void __pyx_tp_dealloc_3_sa_Scorer(PyObject *o) {
   struct __pyx_obj_3_sa_Scorer *p = (struct __pyx_obj_3_sa_Scorer *)o;
-  Py_XDECREF(p->models);
+  Py_CLEAR(p->models);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -58115,7 +61586,7 @@ static PyTypeObject __pyx_type_3_sa_Scorer = {
   0, /*tp_descr_get*/
   0, /*tp_descr_set*/
   0, /*tp_dictoffset*/
-  __pyx_pf_3_sa_6Scorer___init__, /*tp_init*/
+  __pyx_pw_3_sa_6Scorer_1__init__, /*tp_init*/
   0, /*tp_alloc*/
   __pyx_tp_new_3_sa_Scorer, /*tp_new*/
   0, /*tp_free*/
@@ -58131,63 +61602,442 @@ static PyTypeObject __pyx_type_3_sa_Scorer = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_Generator(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_Generator_object *p;
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct____iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *p;
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_Generator_object *)o);
-  p->exc_type = 0;
-  p->exc_value = 0;
-  p->exc_traceback = 0;
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *)o);
+  p->__pyx_v_self = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_Generator(PyObject *o) {
-  struct __pyx_Generator_object *p = (struct __pyx_Generator_object *)o;
-  Py_XDECREF(p->exc_type);
-  Py_XDECREF(p->exc_value);
-  Py_XDECREF(p->exc_traceback);
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct____iter__(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *)o;
+  Py_CLEAR(p->__pyx_v_self);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_Generator(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct____iter__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_Generator_object *p = (struct __pyx_Generator_object *)o;
-  if (p->exc_type) {
-    e = (*v)(p->exc_type, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *)o;
+  if (p->__pyx_v_self) {
+    e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
-  if (p->exc_value) {
-    e = (*v)(p->exc_value, a); if (e) return e;
+  return 0;
+}
+
+static int __pyx_tp_clear_3_sa___pyx_scope_struct____iter__(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *)o;
+  PyObject* tmp;
+  tmp = ((PyObject*)p->__pyx_v_self);
+  p->__pyx_v_self = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  return 0;
+}
+
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct____iter__[] = {
+  {0, 0, 0, 0}
+};
+
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct____iter__ = {
+  0, /*nb_add*/
+  0, /*nb_subtract*/
+  0, /*nb_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_divide*/
+  #endif
+  0, /*nb_remainder*/
+  0, /*nb_divmod*/
+  0, /*nb_power*/
+  0, /*nb_negative*/
+  0, /*nb_positive*/
+  0, /*nb_absolute*/
+  0, /*nb_nonzero*/
+  0, /*nb_invert*/
+  0, /*nb_lshift*/
+  0, /*nb_rshift*/
+  0, /*nb_and*/
+  0, /*nb_xor*/
+  0, /*nb_or*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_coerce*/
+  #endif
+  0, /*nb_int*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_long*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*nb_float*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_oct*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_hex*/
+  #endif
+  0, /*nb_inplace_add*/
+  0, /*nb_inplace_subtract*/
+  0, /*nb_inplace_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_inplace_divide*/
+  #endif
+  0, /*nb_inplace_remainder*/
+  0, /*nb_inplace_power*/
+  0, /*nb_inplace_lshift*/
+  0, /*nb_inplace_rshift*/
+  0, /*nb_inplace_and*/
+  0, /*nb_inplace_xor*/
+  0, /*nb_inplace_or*/
+  0, /*nb_floor_divide*/
+  0, /*nb_true_divide*/
+  0, /*nb_inplace_floor_divide*/
+  0, /*nb_inplace_true_divide*/
+  #if PY_VERSION_HEX >= 0x02050000
+  0, /*nb_index*/
+  #endif
+};
+
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct____iter__ = {
+  0, /*sq_length*/
+  0, /*sq_concat*/
+  0, /*sq_repeat*/
+  0, /*sq_item*/
+  0, /*sq_slice*/
+  0, /*sq_ass_item*/
+  0, /*sq_ass_slice*/
+  0, /*sq_contains*/
+  0, /*sq_inplace_concat*/
+  0, /*sq_inplace_repeat*/
+};
+
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct____iter__ = {
+  0, /*mp_length*/
+  0, /*mp_subscript*/
+  0, /*mp_ass_subscript*/
+};
+
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct____iter__ = {
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getreadbuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getwritebuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getsegcount*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getcharbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_getbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_releasebuffer*/
+  #endif
+};
+
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct____iter__ = {
+  PyVarObject_HEAD_INIT(0, 0)
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct____iter__"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct____iter__), /*tp_basicsize*/
+  0, /*tp_itemsize*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct____iter__, /*tp_dealloc*/
+  0, /*tp_print*/
+  0, /*tp_getattr*/
+  0, /*tp_setattr*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*tp_compare*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*tp_repr*/
+  &__pyx_tp_as_number___pyx_scope_struct____iter__, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct____iter__, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct____iter__, /*tp_as_mapping*/
+  0, /*tp_hash*/
+  0, /*tp_call*/
+  0, /*tp_str*/
+  0, /*tp_getattro*/
+  0, /*tp_setattro*/
+  &__pyx_tp_as_buffer___pyx_scope_struct____iter__, /*tp_as_buffer*/
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
+  0, /*tp_doc*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct____iter__, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct____iter__, /*tp_clear*/
+  0, /*tp_richcompare*/
+  0, /*tp_weaklistoffset*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  __pyx_methods_3_sa___pyx_scope_struct____iter__, /*tp_methods*/
+  0, /*tp_members*/
+  0, /*tp_getset*/
+  0, /*tp_base*/
+  0, /*tp_dict*/
+  0, /*tp_descr_get*/
+  0, /*tp_descr_set*/
+  0, /*tp_dictoffset*/
+  0, /*tp_init*/
+  0, /*tp_alloc*/
+  __pyx_tp_new_3_sa___pyx_scope_struct____iter__, /*tp_new*/
+  0, /*tp_free*/
+  0, /*tp_is_gc*/
+  0, /*tp_bases*/
+  0, /*tp_mro*/
+  0, /*tp_cache*/
+  0, /*tp_subclasses*/
+  0, /*tp_weaklist*/
+  0, /*tp_del*/
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*tp_version_tag*/
+  #endif
+};
+
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_1_read_bitext(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
+  if (!o) return 0;
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *)o);
+  p->__pyx_v_fp = 0;
+  return o;
+}
+
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_1_read_bitext(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *p = (struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *)o;
+  Py_CLEAR(p->__pyx_v_fp);
+  (*Py_TYPE(o)->tp_free)(o);
+}
+
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_1_read_bitext(PyObject *o, visitproc v, void *a) {
+  int e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *p = (struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *)o;
+  if (p->__pyx_v_fp) {
+    e = (*v)(p->__pyx_v_fp, a); if (e) return e;
   }
-  if (p->exc_traceback) {
-    e = (*v)(p->exc_traceback, a); if (e) return e;
+  return 0;
+}
+
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_1_read_bitext(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *p = (struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *)o;
+  PyObject* tmp;
+  tmp = ((PyObject*)p->__pyx_v_fp);
+  p->__pyx_v_fp = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  return 0;
+}
+
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_1_read_bitext[] = {
+  {0, 0, 0, 0}
+};
+
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_1_read_bitext = {
+  0, /*nb_add*/
+  0, /*nb_subtract*/
+  0, /*nb_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_divide*/
+  #endif
+  0, /*nb_remainder*/
+  0, /*nb_divmod*/
+  0, /*nb_power*/
+  0, /*nb_negative*/
+  0, /*nb_positive*/
+  0, /*nb_absolute*/
+  0, /*nb_nonzero*/
+  0, /*nb_invert*/
+  0, /*nb_lshift*/
+  0, /*nb_rshift*/
+  0, /*nb_and*/
+  0, /*nb_xor*/
+  0, /*nb_or*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_coerce*/
+  #endif
+  0, /*nb_int*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_long*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*nb_float*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_oct*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_hex*/
+  #endif
+  0, /*nb_inplace_add*/
+  0, /*nb_inplace_subtract*/
+  0, /*nb_inplace_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_inplace_divide*/
+  #endif
+  0, /*nb_inplace_remainder*/
+  0, /*nb_inplace_power*/
+  0, /*nb_inplace_lshift*/
+  0, /*nb_inplace_rshift*/
+  0, /*nb_inplace_and*/
+  0, /*nb_inplace_xor*/
+  0, /*nb_inplace_or*/
+  0, /*nb_floor_divide*/
+  0, /*nb_true_divide*/
+  0, /*nb_inplace_floor_divide*/
+  0, /*nb_inplace_true_divide*/
+  #if PY_VERSION_HEX >= 0x02050000
+  0, /*nb_index*/
+  #endif
+};
+
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_1_read_bitext = {
+  0, /*sq_length*/
+  0, /*sq_concat*/
+  0, /*sq_repeat*/
+  0, /*sq_item*/
+  0, /*sq_slice*/
+  0, /*sq_ass_item*/
+  0, /*sq_ass_slice*/
+  0, /*sq_contains*/
+  0, /*sq_inplace_concat*/
+  0, /*sq_inplace_repeat*/
+};
+
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_1_read_bitext = {
+  0, /*mp_length*/
+  0, /*mp_subscript*/
+  0, /*mp_ass_subscript*/
+};
+
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_1_read_bitext = {
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getreadbuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getwritebuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getsegcount*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getcharbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_getbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_releasebuffer*/
+  #endif
+};
+
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_1_read_bitext = {
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+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext), /*tp_basicsize*/
+  0, /*tp_itemsize*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_1_read_bitext, /*tp_dealloc*/
+  0, /*tp_print*/
+  0, /*tp_getattr*/
+  0, /*tp_setattr*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*tp_compare*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*tp_repr*/
+  &__pyx_tp_as_number___pyx_scope_struct_1_read_bitext, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_1_read_bitext, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_1_read_bitext, /*tp_as_mapping*/
+  0, /*tp_hash*/
+  0, /*tp_call*/
+  0, /*tp_str*/
+  0, /*tp_getattro*/
+  0, /*tp_setattro*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_1_read_bitext, /*tp_as_buffer*/
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
+  0, /*tp_doc*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_1_read_bitext, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_1_read_bitext, /*tp_clear*/
+  0, /*tp_richcompare*/
+  0, /*tp_weaklistoffset*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  __pyx_methods_3_sa___pyx_scope_struct_1_read_bitext, /*tp_methods*/
+  0, /*tp_members*/
+  0, /*tp_getset*/
+  0, /*tp_base*/
+  0, /*tp_dict*/
+  0, /*tp_descr_get*/
+  0, /*tp_descr_set*/
+  0, /*tp_dictoffset*/
+  0, /*tp_init*/
+  0, /*tp_alloc*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_1_read_bitext, /*tp_new*/
+  0, /*tp_free*/
+  0, /*tp_is_gc*/
+  0, /*tp_bases*/
+  0, /*tp_mro*/
+  0, /*tp_cache*/
+  0, /*tp_subclasses*/
+  0, /*tp_weaklist*/
+  0, /*tp_del*/
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*tp_version_tag*/
+  #endif
+};
+
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_2_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
+  if (!o) return 0;
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *)o);
+  p->__pyx_outer_scope = 0;
+  p->__pyx_v_line = 0;
+  p->__pyx_t_0 = 0;
+  return o;
+}
+
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_2_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *)o;
+  Py_CLEAR(p->__pyx_outer_scope);
+  Py_CLEAR(p->__pyx_v_line);
+  Py_CLEAR(p->__pyx_t_0);
+  (*Py_TYPE(o)->tp_free)(o);
+}
+
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_2_genexpr(PyObject *o, visitproc v, void *a) {
+  int e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *)o;
+  if (p->__pyx_outer_scope) {
+    e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
+  }
+  if (p->__pyx_v_line) {
+    e = (*v)(p->__pyx_v_line, a); if (e) return e;
+  }
+  if (p->__pyx_t_0) {
+    e = (*v)(p->__pyx_t_0, a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_Generator(PyObject *o) {
-  struct __pyx_Generator_object *p = (struct __pyx_Generator_object *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_2_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *)o;
   PyObject* tmp;
-  tmp = ((PyObject*)p->exc_type);
-  p->exc_type = Py_None; Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_outer_scope);
+  p->__pyx_outer_scope = ((struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
-  tmp = ((PyObject*)p->exc_value);
-  p->exc_value = Py_None; Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_v_line);
+  p->__pyx_v_line = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
-  tmp = ((PyObject*)p->exc_traceback);
-  p->exc_traceback = Py_None; Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_t_0);
+  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_Generator[] = {
-  {__Pyx_NAMESTR("send"), (PyCFunction)__Pyx_Generator_Send, METH_O, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("close"), (PyCFunction)__Pyx_Generator_Close, METH_NOARGS, __Pyx_DOCSTR(0)},
-  {__Pyx_NAMESTR("throw"), (PyCFunction)__Pyx_Generator_Throw, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_2_genexpr[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_Generator = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_2_genexpr = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -58245,7 +62095,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_Generator = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_Generator = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_2_genexpr = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -58258,13 +62108,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_Generator = {
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_Generator = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_2_genexpr = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_Generator = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_2_genexpr = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -58285,12 +62135,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_Generator = {
   #endif
 };
 
-static PyTypeObject __pyx_Generator_type = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_2_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_Generator"), /*tp_name*/
-  sizeof(struct __pyx_Generator_object), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_2_genexpr"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_Generator, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_2_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -58300,24 +62150,24 @@ static PyTypeObject __pyx_Generator_type = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_Generator, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_Generator, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_Generator, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_2_genexpr, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_2_genexpr, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_2_genexpr, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_Generator, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_2_genexpr, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_Generator, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_Generator, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_2_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_2_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
-  PyObject_SelfIter, /*tp_iter*/
-  __Pyx_Generator_Next, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_Generator, /*tp_methods*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  __pyx_methods_3_sa___pyx_scope_struct_2_genexpr, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -58327,7 +62177,7 @@ static PyTypeObject __pyx_Generator_type = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_Generator, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_2_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -58341,46 +62191,84 @@ static PyTypeObject __pyx_Generator_type = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct____iter__(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *p;
-  PyObject *o = __pyx_tp_new_3_sa___pyx_Generator(t, a, k);
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_3_compute_stats(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *)o);
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *)o);
+  p->__pyx_v_ngram = 0;
+  p->__pyx_v_ngram_start = 0;
+  p->__pyx_v_ngram_starts = 0;
+  p->__pyx_v_run_start = 0;
   p->__pyx_v_self = 0;
+  p->__pyx_v_veb = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct____iter__(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *)o;
-  Py_XDECREF(((PyObject *)p->__pyx_v_self));
-  __pyx_tp_dealloc_3_sa___pyx_Generator(o);
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_3_compute_stats(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *p = (struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *)o;
+  Py_CLEAR(p->__pyx_v_ngram);
+  Py_CLEAR(p->__pyx_v_ngram_start);
+  Py_CLEAR(p->__pyx_v_ngram_starts);
+  Py_CLEAR(p->__pyx_v_run_start);
+  Py_CLEAR(p->__pyx_v_self);
+  Py_CLEAR(p->__pyx_v_veb);
+  (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct____iter__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_3_compute_stats(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *)o;
-  e = __pyx_tp_traverse_3_sa___pyx_Generator(o, v, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *p = (struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *)o;
+  if (p->__pyx_v_ngram) {
+    e = (*v)(p->__pyx_v_ngram, a); if (e) return e;
+  }
+  if (p->__pyx_v_ngram_start) {
+    e = (*v)(((PyObject*)p->__pyx_v_ngram_start), a); if (e) return e;
+  }
+  if (p->__pyx_v_ngram_starts) {
+    e = (*v)(p->__pyx_v_ngram_starts, a); if (e) return e;
+  }
+  if (p->__pyx_v_run_start) {
+    e = (*v)(((PyObject*)p->__pyx_v_run_start), a); if (e) return e;
+  }
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
+  if (p->__pyx_v_veb) {
+    e = (*v)(((PyObject*)p->__pyx_v_veb), a); if (e) return e;
+  }
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct____iter__(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct____iter__ *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_3_compute_stats(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *p = (struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *)o;
   PyObject* tmp;
-  __pyx_tp_clear_3_sa___pyx_Generator(o);
+  tmp = ((PyObject*)p->__pyx_v_ngram);
+  p->__pyx_v_ngram = ((PyObject*)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_ngram_start);
+  p->__pyx_v_ngram_start = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_ngram_starts);
+  p->__pyx_v_ngram_starts = ((PyObject*)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_run_start);
+  p->__pyx_v_run_start = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_self);
-  p->__pyx_v_self = Py_None; Py_INCREF(Py_None);
+  p->__pyx_v_self = ((struct __pyx_obj_3_sa_LCP *)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_veb);
+  p->__pyx_v_veb = ((struct __pyx_obj_3_sa_VEB *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct____iter__[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_3_compute_stats[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct____iter__ = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_3_compute_stats = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -58438,7 +62326,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct____iter__ = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct____iter__ = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_3_compute_stats = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -58451,13 +62339,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct____iter__ = {
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct____iter__ = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_3_compute_stats = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct____iter__ = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_3_compute_stats = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -58478,12 +62366,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct____iter__ = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct____iter__ = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_3_compute_stats = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct____iter__"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct____iter__), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_3_compute_stats"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct____iter__, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_3_compute_stats, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -58493,24 +62381,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct____iter__ = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct____iter__, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct____iter__, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct____iter__, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_3_compute_stats, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_3_compute_stats, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_3_compute_stats, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct____iter__, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_3_compute_stats, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct____iter__, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct____iter__, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_3_compute_stats, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_3_compute_stats, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct____iter__, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_3_compute_stats, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -58520,7 +62408,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct____iter__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct____iter__, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_3_compute_stats, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -58534,44 +62422,52 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct____iter__ = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_1_read_bitext(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *p;
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_4_make_lattice(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *p;
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *)o);
-  p->__pyx_v_fp = 0;
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *)o);
+  p->__pyx_v_word_ids = 0;
+  p->__pyx_v_words = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_1_read_bitext(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *p = (struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *)o;
-  Py_XDECREF(p->__pyx_v_fp);
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_4_make_lattice(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *p = (struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *)o;
+  Py_CLEAR(p->__pyx_v_word_ids);
+  Py_CLEAR(p->__pyx_v_words);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_1_read_bitext(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_4_make_lattice(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *p = (struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *)o;
-  if (p->__pyx_v_fp) {
-    e = (*v)(p->__pyx_v_fp, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *p = (struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *)o;
+  if (p->__pyx_v_word_ids) {
+    e = (*v)(p->__pyx_v_word_ids, a); if (e) return e;
+  }
+  if (p->__pyx_v_words) {
+    e = (*v)(p->__pyx_v_words, a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_1_read_bitext(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *p = (struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_4_make_lattice(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *p = (struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *)o;
   PyObject* tmp;
-  tmp = ((PyObject*)p->__pyx_v_fp);
-  p->__pyx_v_fp = Py_None; Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_v_word_ids);
+  p->__pyx_v_word_ids = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_words);
+  p->__pyx_v_words = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_1_read_bitext[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_4_make_lattice[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_1_read_bitext = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_4_make_lattice = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -58629,7 +62525,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_1_read_bitext = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_1_read_bitext = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_4_make_lattice = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -58642,13 +62538,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_1_read_bitext =
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_1_read_bitext = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_4_make_lattice = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_1_read_bitext = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_4_make_lattice = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -58669,12 +62565,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_1_read_bitext = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_1_read_bitext = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_4_make_lattice = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_1_read_bitext"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_4_make_lattice"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_1_read_bitext, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_4_make_lattice, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -58684,24 +62580,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_1_read_bitext = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_1_read_bitext, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_1_read_bitext, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_1_read_bitext, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_4_make_lattice, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_4_make_lattice, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_4_make_lattice, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_1_read_bitext, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_4_make_lattice, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_1_read_bitext, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_1_read_bitext, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_4_make_lattice, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_4_make_lattice, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_1_read_bitext, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_4_make_lattice, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -58711,7 +62607,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_1_read_bitext = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_1_read_bitext, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_4_make_lattice, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -58725,34 +62621,33 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_1_read_bitext = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_2_genexpr(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *p;
-  PyObject *o = __pyx_tp_new_3_sa___pyx_Generator(t, a, k);
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_5_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *)o);
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr *)o);
   p->__pyx_outer_scope = 0;
-  p->__pyx_v_line = 0;
+  p->__pyx_v_word = 0;
   p->__pyx_t_0 = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_2_genexpr(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *)o;
-  Py_XDECREF(((PyObject *)p->__pyx_outer_scope));
-  Py_XDECREF(p->__pyx_v_line);
-  Py_XDECREF(p->__pyx_t_0);
-  __pyx_tp_dealloc_3_sa___pyx_Generator(o);
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_5_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr *)o;
+  Py_CLEAR(p->__pyx_outer_scope);
+  Py_CLEAR(p->__pyx_v_word);
+  Py_CLEAR(p->__pyx_t_0);
+  (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_2_genexpr(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_5_genexpr(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *)o;
-  e = __pyx_tp_traverse_3_sa___pyx_Generator(o, v, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr *)o;
   if (p->__pyx_outer_scope) {
     e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
-  if (p->__pyx_v_line) {
-    e = (*v)(p->__pyx_v_line, a); if (e) return e;
+  if (p->__pyx_v_word) {
+    e = (*v)(p->__pyx_v_word, a); if (e) return e;
   }
   if (p->__pyx_t_0) {
     e = (*v)(p->__pyx_t_0, a); if (e) return e;
@@ -58760,15 +62655,14 @@ static int __pyx_tp_traverse_3_sa___pyx_scope_struct_2_genexpr(PyObject *o, visi
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_2_genexpr(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_5_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr *)o;
   PyObject* tmp;
-  __pyx_tp_clear_3_sa___pyx_Generator(o);
   tmp = ((PyObject*)p->__pyx_outer_scope);
-  p->__pyx_outer_scope = ((struct __pyx_obj_3_sa___pyx_scope_struct_1_read_bitext *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_outer_scope = ((struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
-  tmp = ((PyObject*)p->__pyx_v_line);
-  p->__pyx_v_line = Py_None; Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_v_word);
+  p->__pyx_v_word = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_t_0);
   p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
@@ -58776,11 +62670,11 @@ static int __pyx_tp_clear_3_sa___pyx_scope_struct_2_genexpr(PyObject *o) {
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_2_genexpr[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_5_genexpr[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_2_genexpr = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_5_genexpr = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -58838,7 +62732,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_2_genexpr = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_2_genexpr = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_5_genexpr = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -58851,13 +62745,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_2_genexpr = {
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_2_genexpr = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_5_genexpr = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_2_genexpr = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_5_genexpr = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -58878,12 +62772,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_2_genexpr = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_2_genexpr = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_5_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_2_genexpr"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_2_genexpr), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_5_genexpr"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_5_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_2_genexpr, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_5_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -58893,24 +62787,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_2_genexpr = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_2_genexpr, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_2_genexpr, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_2_genexpr, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_5_genexpr, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_5_genexpr, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_5_genexpr, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_2_genexpr, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_5_genexpr, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_2_genexpr, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_2_genexpr, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_5_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_5_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_2_genexpr, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_5_genexpr, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -58920,7 +62814,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_2_genexpr = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_2_genexpr, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_5_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -58934,86 +62828,506 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_2_genexpr = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_3_compute_stats(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *p;
-  PyObject *o = __pyx_tp_new_3_sa___pyx_Generator(t, a, k);
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_6_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *)o);
-  p->__pyx_v_ngram = 0;
-  p->__pyx_v_ngram_start = 0;
-  p->__pyx_v_ngram_starts = 0;
-  p->__pyx_v_run_start = 0;
-  p->__pyx_v_self = 0;
-  p->__pyx_v_veb = 0;
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *)o);
+  p->__pyx_outer_scope = 0;
+  p->__pyx_v_word = 0;
+  p->__pyx_t_0 = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_3_compute_stats(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *p = (struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *)o;
-  Py_XDECREF(((PyObject *)p->__pyx_v_ngram));
-  Py_XDECREF(((PyObject *)p->__pyx_v_ngram_start));
-  Py_XDECREF(((PyObject *)p->__pyx_v_ngram_starts));
-  Py_XDECREF(((PyObject *)p->__pyx_v_run_start));
-  Py_XDECREF(((PyObject *)p->__pyx_v_self));
-  Py_XDECREF(((PyObject *)p->__pyx_v_veb));
-  __pyx_tp_dealloc_3_sa___pyx_Generator(o);
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_6_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *)o;
+  Py_CLEAR(p->__pyx_outer_scope);
+  Py_CLEAR(p->__pyx_v_word);
+  Py_CLEAR(p->__pyx_t_0);
+  (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_3_compute_stats(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_6_genexpr(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *p = (struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *)o;
-  e = __pyx_tp_traverse_3_sa___pyx_Generator(o, v, a); if (e) return e;
-  if (p->__pyx_v_ngram) {
-    e = (*v)(p->__pyx_v_ngram, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *)o;
+  if (p->__pyx_outer_scope) {
+    e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
-  if (p->__pyx_v_ngram_start) {
-    e = (*v)(((PyObject*)p->__pyx_v_ngram_start), a); if (e) return e;
+  if (p->__pyx_v_word) {
+    e = (*v)(p->__pyx_v_word, a); if (e) return e;
   }
-  if (p->__pyx_v_ngram_starts) {
-    e = (*v)(p->__pyx_v_ngram_starts, a); if (e) return e;
+  if (p->__pyx_t_0) {
+    e = (*v)(p->__pyx_t_0, a); if (e) return e;
   }
-  if (p->__pyx_v_run_start) {
-    e = (*v)(((PyObject*)p->__pyx_v_run_start), a); if (e) return e;
+  return 0;
+}
+
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_6_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *)o;
+  PyObject* tmp;
+  tmp = ((PyObject*)p->__pyx_outer_scope);
+  p->__pyx_outer_scope = ((struct __pyx_obj_3_sa___pyx_scope_struct_4_make_lattice *)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_word);
+  p->__pyx_v_word = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_t_0);
+  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  return 0;
+}
+
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_6_genexpr[] = {
+  {0, 0, 0, 0}
+};
+
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_6_genexpr = {
+  0, /*nb_add*/
+  0, /*nb_subtract*/
+  0, /*nb_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_divide*/
+  #endif
+  0, /*nb_remainder*/
+  0, /*nb_divmod*/
+  0, /*nb_power*/
+  0, /*nb_negative*/
+  0, /*nb_positive*/
+  0, /*nb_absolute*/
+  0, /*nb_nonzero*/
+  0, /*nb_invert*/
+  0, /*nb_lshift*/
+  0, /*nb_rshift*/
+  0, /*nb_and*/
+  0, /*nb_xor*/
+  0, /*nb_or*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_coerce*/
+  #endif
+  0, /*nb_int*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_long*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*nb_float*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_oct*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_hex*/
+  #endif
+  0, /*nb_inplace_add*/
+  0, /*nb_inplace_subtract*/
+  0, /*nb_inplace_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_inplace_divide*/
+  #endif
+  0, /*nb_inplace_remainder*/
+  0, /*nb_inplace_power*/
+  0, /*nb_inplace_lshift*/
+  0, /*nb_inplace_rshift*/
+  0, /*nb_inplace_and*/
+  0, /*nb_inplace_xor*/
+  0, /*nb_inplace_or*/
+  0, /*nb_floor_divide*/
+  0, /*nb_true_divide*/
+  0, /*nb_inplace_floor_divide*/
+  0, /*nb_inplace_true_divide*/
+  #if PY_VERSION_HEX >= 0x02050000
+  0, /*nb_index*/
+  #endif
+};
+
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_6_genexpr = {
+  0, /*sq_length*/
+  0, /*sq_concat*/
+  0, /*sq_repeat*/
+  0, /*sq_item*/
+  0, /*sq_slice*/
+  0, /*sq_ass_item*/
+  0, /*sq_ass_slice*/
+  0, /*sq_contains*/
+  0, /*sq_inplace_concat*/
+  0, /*sq_inplace_repeat*/
+};
+
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_6_genexpr = {
+  0, /*mp_length*/
+  0, /*mp_subscript*/
+  0, /*mp_ass_subscript*/
+};
+
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_6_genexpr = {
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getreadbuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getwritebuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getsegcount*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getcharbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_getbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_releasebuffer*/
+  #endif
+};
+
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_6_genexpr = {
+  PyVarObject_HEAD_INIT(0, 0)
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_6_genexpr"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr), /*tp_basicsize*/
+  0, /*tp_itemsize*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_6_genexpr, /*tp_dealloc*/
+  0, /*tp_print*/
+  0, /*tp_getattr*/
+  0, /*tp_setattr*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*tp_compare*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*tp_repr*/
+  &__pyx_tp_as_number___pyx_scope_struct_6_genexpr, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_6_genexpr, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_6_genexpr, /*tp_as_mapping*/
+  0, /*tp_hash*/
+  0, /*tp_call*/
+  0, /*tp_str*/
+  0, /*tp_getattro*/
+  0, /*tp_setattro*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_6_genexpr, /*tp_as_buffer*/
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
+  0, /*tp_doc*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_6_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_6_genexpr, /*tp_clear*/
+  0, /*tp_richcompare*/
+  0, /*tp_weaklistoffset*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  __pyx_methods_3_sa___pyx_scope_struct_6_genexpr, /*tp_methods*/
+  0, /*tp_members*/
+  0, /*tp_getset*/
+  0, /*tp_base*/
+  0, /*tp_dict*/
+  0, /*tp_descr_get*/
+  0, /*tp_descr_set*/
+  0, /*tp_dictoffset*/
+  0, /*tp_init*/
+  0, /*tp_alloc*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_6_genexpr, /*tp_new*/
+  0, /*tp_free*/
+  0, /*tp_is_gc*/
+  0, /*tp_bases*/
+  0, /*tp_mro*/
+  0, /*tp_cache*/
+  0, /*tp_subclasses*/
+  0, /*tp_weaklist*/
+  0, /*tp_del*/
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*tp_version_tag*/
+  #endif
+};
+
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_7_decode_lattice(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
+  if (!o) return 0;
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice *)o);
+  p->__pyx_v_lattice = 0;
+  return o;
+}
+
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_7_decode_lattice(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice *p = (struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice *)o;
+  Py_CLEAR(p->__pyx_v_lattice);
+  (*Py_TYPE(o)->tp_free)(o);
+}
+
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_7_decode_lattice(PyObject *o, visitproc v, void *a) {
+  int e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice *p = (struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice *)o;
+  if (p->__pyx_v_lattice) {
+    e = (*v)(p->__pyx_v_lattice, a); if (e) return e;
   }
-  if (p->__pyx_v_self) {
-    e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
+  return 0;
+}
+
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_7_decode_lattice(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice *p = (struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice *)o;
+  PyObject* tmp;
+  tmp = ((PyObject*)p->__pyx_v_lattice);
+  p->__pyx_v_lattice = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  return 0;
+}
+
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_7_decode_lattice[] = {
+  {0, 0, 0, 0}
+};
+
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_7_decode_lattice = {
+  0, /*nb_add*/
+  0, /*nb_subtract*/
+  0, /*nb_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_divide*/
+  #endif
+  0, /*nb_remainder*/
+  0, /*nb_divmod*/
+  0, /*nb_power*/
+  0, /*nb_negative*/
+  0, /*nb_positive*/
+  0, /*nb_absolute*/
+  0, /*nb_nonzero*/
+  0, /*nb_invert*/
+  0, /*nb_lshift*/
+  0, /*nb_rshift*/
+  0, /*nb_and*/
+  0, /*nb_xor*/
+  0, /*nb_or*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_coerce*/
+  #endif
+  0, /*nb_int*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_long*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*nb_float*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_oct*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_hex*/
+  #endif
+  0, /*nb_inplace_add*/
+  0, /*nb_inplace_subtract*/
+  0, /*nb_inplace_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_inplace_divide*/
+  #endif
+  0, /*nb_inplace_remainder*/
+  0, /*nb_inplace_power*/
+  0, /*nb_inplace_lshift*/
+  0, /*nb_inplace_rshift*/
+  0, /*nb_inplace_and*/
+  0, /*nb_inplace_xor*/
+  0, /*nb_inplace_or*/
+  0, /*nb_floor_divide*/
+  0, /*nb_true_divide*/
+  0, /*nb_inplace_floor_divide*/
+  0, /*nb_inplace_true_divide*/
+  #if PY_VERSION_HEX >= 0x02050000
+  0, /*nb_index*/
+  #endif
+};
+
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_7_decode_lattice = {
+  0, /*sq_length*/
+  0, /*sq_concat*/
+  0, /*sq_repeat*/
+  0, /*sq_item*/
+  0, /*sq_slice*/
+  0, /*sq_ass_item*/
+  0, /*sq_ass_slice*/
+  0, /*sq_contains*/
+  0, /*sq_inplace_concat*/
+  0, /*sq_inplace_repeat*/
+};
+
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_7_decode_lattice = {
+  0, /*mp_length*/
+  0, /*mp_subscript*/
+  0, /*mp_ass_subscript*/
+};
+
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_7_decode_lattice = {
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getreadbuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getwritebuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getsegcount*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getcharbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_getbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_releasebuffer*/
+  #endif
+};
+
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_7_decode_lattice = {
+  PyVarObject_HEAD_INIT(0, 0)
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_7_decode_lattice"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice), /*tp_basicsize*/
+  0, /*tp_itemsize*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_7_decode_lattice, /*tp_dealloc*/
+  0, /*tp_print*/
+  0, /*tp_getattr*/
+  0, /*tp_setattr*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*tp_compare*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*tp_repr*/
+  &__pyx_tp_as_number___pyx_scope_struct_7_decode_lattice, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_7_decode_lattice, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_7_decode_lattice, /*tp_as_mapping*/
+  0, /*tp_hash*/
+  0, /*tp_call*/
+  0, /*tp_str*/
+  0, /*tp_getattro*/
+  0, /*tp_setattro*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_7_decode_lattice, /*tp_as_buffer*/
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
+  0, /*tp_doc*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_7_decode_lattice, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_7_decode_lattice, /*tp_clear*/
+  0, /*tp_richcompare*/
+  0, /*tp_weaklistoffset*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  __pyx_methods_3_sa___pyx_scope_struct_7_decode_lattice, /*tp_methods*/
+  0, /*tp_members*/
+  0, /*tp_getset*/
+  0, /*tp_base*/
+  0, /*tp_dict*/
+  0, /*tp_descr_get*/
+  0, /*tp_descr_set*/
+  0, /*tp_dictoffset*/
+  0, /*tp_init*/
+  0, /*tp_alloc*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_7_decode_lattice, /*tp_new*/
+  0, /*tp_free*/
+  0, /*tp_is_gc*/
+  0, /*tp_bases*/
+  0, /*tp_mro*/
+  0, /*tp_cache*/
+  0, /*tp_subclasses*/
+  0, /*tp_weaklist*/
+  0, /*tp_del*/
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*tp_version_tag*/
+  #endif
+};
+
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_8_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
+  if (!o) return 0;
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr *)o);
+  p->__pyx_outer_scope = 0;
+  p->__pyx_v_arc = 0;
+  p->__pyx_v_dist = 0;
+  p->__pyx_v_node = 0;
+  p->__pyx_v_sym = 0;
+  p->__pyx_v_weight = 0;
+  p->__pyx_t_0 = 0;
+  p->__pyx_t_3 = 0;
+  p->__pyx_t_4 = 0;
+  return o;
+}
+
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_8_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr *)o;
+  Py_CLEAR(p->__pyx_outer_scope);
+  Py_CLEAR(p->__pyx_v_arc);
+  Py_CLEAR(p->__pyx_v_dist);
+  Py_CLEAR(p->__pyx_v_node);
+  Py_CLEAR(p->__pyx_v_sym);
+  Py_CLEAR(p->__pyx_v_weight);
+  Py_CLEAR(p->__pyx_t_0);
+  Py_CLEAR(p->__pyx_t_3);
+  Py_CLEAR(p->__pyx_t_4);
+  (*Py_TYPE(o)->tp_free)(o);
+}
+
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_8_genexpr(PyObject *o, visitproc v, void *a) {
+  int e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr *)o;
+  if (p->__pyx_outer_scope) {
+    e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
-  if (p->__pyx_v_veb) {
-    e = (*v)(((PyObject*)p->__pyx_v_veb), a); if (e) return e;
+  if (p->__pyx_v_arc) {
+    e = (*v)(p->__pyx_v_arc, a); if (e) return e;
+  }
+  if (p->__pyx_v_dist) {
+    e = (*v)(p->__pyx_v_dist, a); if (e) return e;
+  }
+  if (p->__pyx_v_node) {
+    e = (*v)(p->__pyx_v_node, a); if (e) return e;
+  }
+  if (p->__pyx_v_sym) {
+    e = (*v)(p->__pyx_v_sym, a); if (e) return e;
+  }
+  if (p->__pyx_v_weight) {
+    e = (*v)(p->__pyx_v_weight, a); if (e) return e;
+  }
+  if (p->__pyx_t_0) {
+    e = (*v)(p->__pyx_t_0, a); if (e) return e;
+  }
+  if (p->__pyx_t_3) {
+    e = (*v)(p->__pyx_t_3, a); if (e) return e;
+  }
+  if (p->__pyx_t_4) {
+    e = (*v)(p->__pyx_t_4, a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_3_compute_stats(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *p = (struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_8_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr *)o;
   PyObject* tmp;
-  __pyx_tp_clear_3_sa___pyx_Generator(o);
-  tmp = ((PyObject*)p->__pyx_v_ngram);
-  p->__pyx_v_ngram = ((PyObject*)Py_None); Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_outer_scope);
+  p->__pyx_outer_scope = ((struct __pyx_obj_3_sa___pyx_scope_struct_7_decode_lattice *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
-  tmp = ((PyObject*)p->__pyx_v_ngram_start);
-  p->__pyx_v_ngram_start = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_v_arc);
+  p->__pyx_v_arc = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
-  tmp = ((PyObject*)p->__pyx_v_ngram_starts);
-  p->__pyx_v_ngram_starts = ((PyObject*)Py_None); Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_v_dist);
+  p->__pyx_v_dist = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
-  tmp = ((PyObject*)p->__pyx_v_run_start);
-  p->__pyx_v_run_start = ((struct __pyx_obj_3_sa_IntList *)Py_None); Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_v_node);
+  p->__pyx_v_node = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
-  tmp = ((PyObject*)p->__pyx_v_self);
-  p->__pyx_v_self = Py_None; Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_v_sym);
+  p->__pyx_v_sym = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
-  tmp = ((PyObject*)p->__pyx_v_veb);
-  p->__pyx_v_veb = ((struct __pyx_obj_3_sa_VEB *)Py_None); Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_v_weight);
+  p->__pyx_v_weight = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_t_0);
+  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_t_3);
+  p->__pyx_t_3 = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_t_4);
+  p->__pyx_t_4 = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_3_compute_stats[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_8_genexpr[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_3_compute_stats = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_8_genexpr = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -59071,7 +63385,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_3_compute_stats = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_3_compute_stats = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_8_genexpr = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -59084,13 +63398,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_3_compute_stats
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_3_compute_stats = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_8_genexpr = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_3_compute_stats = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_8_genexpr = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -59111,12 +63425,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_3_compute_stats = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_3_compute_stats = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_8_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_3_compute_stats"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_3_compute_stats), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_8_genexpr"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_8_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_3_compute_stats, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_8_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -59126,24 +63440,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_3_compute_stats = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_3_compute_stats, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_3_compute_stats, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_3_compute_stats, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_8_genexpr, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_8_genexpr, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_8_genexpr, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_3_compute_stats, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_8_genexpr, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_3_compute_stats, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_3_compute_stats, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_8_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_8_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_3_compute_stats, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_8_genexpr, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -59153,7 +63467,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_3_compute_stats = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_3_compute_stats, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_8_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -59167,46 +63481,450 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_3_compute_stats = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_4___iter__(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__ *p;
-  PyObject *o = __pyx_tp_new_3_sa___pyx_Generator(t, a, k);
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_9_decode_sentence(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__ *)o);
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence *)o);
+  p->__pyx_v_lattice = 0;
+  return o;
+}
+
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_9_decode_sentence(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence *p = (struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence *)o;
+  Py_CLEAR(p->__pyx_v_lattice);
+  (*Py_TYPE(o)->tp_free)(o);
+}
+
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_9_decode_sentence(PyObject *o, visitproc v, void *a) {
+  int e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence *p = (struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence *)o;
+  if (p->__pyx_v_lattice) {
+    e = (*v)(p->__pyx_v_lattice, a); if (e) return e;
+  }
+  return 0;
+}
+
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_9_decode_sentence(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence *p = (struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence *)o;
+  PyObject* tmp;
+  tmp = ((PyObject*)p->__pyx_v_lattice);
+  p->__pyx_v_lattice = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  return 0;
+}
+
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_9_decode_sentence[] = {
+  {0, 0, 0, 0}
+};
+
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_9_decode_sentence = {
+  0, /*nb_add*/
+  0, /*nb_subtract*/
+  0, /*nb_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_divide*/
+  #endif
+  0, /*nb_remainder*/
+  0, /*nb_divmod*/
+  0, /*nb_power*/
+  0, /*nb_negative*/
+  0, /*nb_positive*/
+  0, /*nb_absolute*/
+  0, /*nb_nonzero*/
+  0, /*nb_invert*/
+  0, /*nb_lshift*/
+  0, /*nb_rshift*/
+  0, /*nb_and*/
+  0, /*nb_xor*/
+  0, /*nb_or*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_coerce*/
+  #endif
+  0, /*nb_int*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_long*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*nb_float*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_oct*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_hex*/
+  #endif
+  0, /*nb_inplace_add*/
+  0, /*nb_inplace_subtract*/
+  0, /*nb_inplace_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_inplace_divide*/
+  #endif
+  0, /*nb_inplace_remainder*/
+  0, /*nb_inplace_power*/
+  0, /*nb_inplace_lshift*/
+  0, /*nb_inplace_rshift*/
+  0, /*nb_inplace_and*/
+  0, /*nb_inplace_xor*/
+  0, /*nb_inplace_or*/
+  0, /*nb_floor_divide*/
+  0, /*nb_true_divide*/
+  0, /*nb_inplace_floor_divide*/
+  0, /*nb_inplace_true_divide*/
+  #if PY_VERSION_HEX >= 0x02050000
+  0, /*nb_index*/
+  #endif
+};
+
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_9_decode_sentence = {
+  0, /*sq_length*/
+  0, /*sq_concat*/
+  0, /*sq_repeat*/
+  0, /*sq_item*/
+  0, /*sq_slice*/
+  0, /*sq_ass_item*/
+  0, /*sq_ass_slice*/
+  0, /*sq_contains*/
+  0, /*sq_inplace_concat*/
+  0, /*sq_inplace_repeat*/
+};
+
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_9_decode_sentence = {
+  0, /*mp_length*/
+  0, /*mp_subscript*/
+  0, /*mp_ass_subscript*/
+};
+
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_9_decode_sentence = {
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getreadbuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getwritebuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getsegcount*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getcharbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_getbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_releasebuffer*/
+  #endif
+};
+
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_9_decode_sentence = {
+  PyVarObject_HEAD_INIT(0, 0)
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_9_decode_sentence"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence), /*tp_basicsize*/
+  0, /*tp_itemsize*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_9_decode_sentence, /*tp_dealloc*/
+  0, /*tp_print*/
+  0, /*tp_getattr*/
+  0, /*tp_setattr*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*tp_compare*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*tp_repr*/
+  &__pyx_tp_as_number___pyx_scope_struct_9_decode_sentence, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_9_decode_sentence, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_9_decode_sentence, /*tp_as_mapping*/
+  0, /*tp_hash*/
+  0, /*tp_call*/
+  0, /*tp_str*/
+  0, /*tp_getattro*/
+  0, /*tp_setattro*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_9_decode_sentence, /*tp_as_buffer*/
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
+  0, /*tp_doc*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_9_decode_sentence, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_9_decode_sentence, /*tp_clear*/
+  0, /*tp_richcompare*/
+  0, /*tp_weaklistoffset*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  __pyx_methods_3_sa___pyx_scope_struct_9_decode_sentence, /*tp_methods*/
+  0, /*tp_members*/
+  0, /*tp_getset*/
+  0, /*tp_base*/
+  0, /*tp_dict*/
+  0, /*tp_descr_get*/
+  0, /*tp_descr_set*/
+  0, /*tp_dictoffset*/
+  0, /*tp_init*/
+  0, /*tp_alloc*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_9_decode_sentence, /*tp_new*/
+  0, /*tp_free*/
+  0, /*tp_is_gc*/
+  0, /*tp_bases*/
+  0, /*tp_mro*/
+  0, /*tp_cache*/
+  0, /*tp_subclasses*/
+  0, /*tp_weaklist*/
+  0, /*tp_del*/
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*tp_version_tag*/
+  #endif
+};
+
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_10_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
+  if (!o) return 0;
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr *)o);
+  p->__pyx_outer_scope = 0;
+  p->__pyx_v__ = 0;
+  p->__pyx_v_sym = 0;
+  p->__pyx_t_0 = 0;
+  return o;
+}
+
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_10_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr *)o;
+  Py_CLEAR(p->__pyx_outer_scope);
+  Py_CLEAR(p->__pyx_v__);
+  Py_CLEAR(p->__pyx_v_sym);
+  Py_CLEAR(p->__pyx_t_0);
+  (*Py_TYPE(o)->tp_free)(o);
+}
+
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_10_genexpr(PyObject *o, visitproc v, void *a) {
+  int e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr *)o;
+  if (p->__pyx_outer_scope) {
+    e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
+  }
+  if (p->__pyx_v__) {
+    e = (*v)(p->__pyx_v__, a); if (e) return e;
+  }
+  if (p->__pyx_v_sym) {
+    e = (*v)(p->__pyx_v_sym, a); if (e) return e;
+  }
+  if (p->__pyx_t_0) {
+    e = (*v)(p->__pyx_t_0, a); if (e) return e;
+  }
+  return 0;
+}
+
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_10_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr *)o;
+  PyObject* tmp;
+  tmp = ((PyObject*)p->__pyx_outer_scope);
+  p->__pyx_outer_scope = ((struct __pyx_obj_3_sa___pyx_scope_struct_9_decode_sentence *)Py_None); Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v__);
+  p->__pyx_v__ = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_sym);
+  p->__pyx_v_sym = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_t_0);
+  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
+  return 0;
+}
+
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_10_genexpr[] = {
+  {0, 0, 0, 0}
+};
+
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_10_genexpr = {
+  0, /*nb_add*/
+  0, /*nb_subtract*/
+  0, /*nb_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_divide*/
+  #endif
+  0, /*nb_remainder*/
+  0, /*nb_divmod*/
+  0, /*nb_power*/
+  0, /*nb_negative*/
+  0, /*nb_positive*/
+  0, /*nb_absolute*/
+  0, /*nb_nonzero*/
+  0, /*nb_invert*/
+  0, /*nb_lshift*/
+  0, /*nb_rshift*/
+  0, /*nb_and*/
+  0, /*nb_xor*/
+  0, /*nb_or*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_coerce*/
+  #endif
+  0, /*nb_int*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_long*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*nb_float*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_oct*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_hex*/
+  #endif
+  0, /*nb_inplace_add*/
+  0, /*nb_inplace_subtract*/
+  0, /*nb_inplace_multiply*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*nb_inplace_divide*/
+  #endif
+  0, /*nb_inplace_remainder*/
+  0, /*nb_inplace_power*/
+  0, /*nb_inplace_lshift*/
+  0, /*nb_inplace_rshift*/
+  0, /*nb_inplace_and*/
+  0, /*nb_inplace_xor*/
+  0, /*nb_inplace_or*/
+  0, /*nb_floor_divide*/
+  0, /*nb_true_divide*/
+  0, /*nb_inplace_floor_divide*/
+  0, /*nb_inplace_true_divide*/
+  #if PY_VERSION_HEX >= 0x02050000
+  0, /*nb_index*/
+  #endif
+};
+
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_10_genexpr = {
+  0, /*sq_length*/
+  0, /*sq_concat*/
+  0, /*sq_repeat*/
+  0, /*sq_item*/
+  0, /*sq_slice*/
+  0, /*sq_ass_item*/
+  0, /*sq_ass_slice*/
+  0, /*sq_contains*/
+  0, /*sq_inplace_concat*/
+  0, /*sq_inplace_repeat*/
+};
+
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_10_genexpr = {
+  0, /*mp_length*/
+  0, /*mp_subscript*/
+  0, /*mp_ass_subscript*/
+};
+
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_10_genexpr = {
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getreadbuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getwritebuffer*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getsegcount*/
+  #endif
+  #if PY_MAJOR_VERSION < 3
+  0, /*bf_getcharbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_getbuffer*/
+  #endif
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*bf_releasebuffer*/
+  #endif
+};
+
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_10_genexpr = {
+  PyVarObject_HEAD_INIT(0, 0)
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_10_genexpr"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_10_genexpr), /*tp_basicsize*/
+  0, /*tp_itemsize*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_10_genexpr, /*tp_dealloc*/
+  0, /*tp_print*/
+  0, /*tp_getattr*/
+  0, /*tp_setattr*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*tp_compare*/
+  #else
+  0, /*reserved*/
+  #endif
+  0, /*tp_repr*/
+  &__pyx_tp_as_number___pyx_scope_struct_10_genexpr, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_10_genexpr, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_10_genexpr, /*tp_as_mapping*/
+  0, /*tp_hash*/
+  0, /*tp_call*/
+  0, /*tp_str*/
+  0, /*tp_getattro*/
+  0, /*tp_setattro*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_10_genexpr, /*tp_as_buffer*/
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
+  0, /*tp_doc*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_10_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_10_genexpr, /*tp_clear*/
+  0, /*tp_richcompare*/
+  0, /*tp_weaklistoffset*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  __pyx_methods_3_sa___pyx_scope_struct_10_genexpr, /*tp_methods*/
+  0, /*tp_members*/
+  0, /*tp_getset*/
+  0, /*tp_base*/
+  0, /*tp_dict*/
+  0, /*tp_descr_get*/
+  0, /*tp_descr_set*/
+  0, /*tp_dictoffset*/
+  0, /*tp_init*/
+  0, /*tp_alloc*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_10_genexpr, /*tp_new*/
+  0, /*tp_free*/
+  0, /*tp_is_gc*/
+  0, /*tp_bases*/
+  0, /*tp_mro*/
+  0, /*tp_cache*/
+  0, /*tp_subclasses*/
+  0, /*tp_weaklist*/
+  0, /*tp_del*/
+  #if PY_VERSION_HEX >= 0x02060000
+  0, /*tp_version_tag*/
+  #endif
+};
+
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_11___iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__ *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
+  if (!o) return 0;
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__ *)o);
   p->__pyx_v_self = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_4___iter__(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__ *)o;
-  Py_XDECREF(((PyObject *)p->__pyx_v_self));
-  __pyx_tp_dealloc_3_sa___pyx_Generator(o);
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_11___iter__(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__ *)o;
+  Py_CLEAR(p->__pyx_v_self);
+  (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_4___iter__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_11___iter__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__ *)o;
-  e = __pyx_tp_traverse_3_sa___pyx_Generator(o, v, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__ *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_4___iter__(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__ *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_11___iter__(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__ *)o;
   PyObject* tmp;
-  __pyx_tp_clear_3_sa___pyx_Generator(o);
   tmp = ((PyObject*)p->__pyx_v_self);
-  p->__pyx_v_self = Py_None; Py_INCREF(Py_None);
+  p->__pyx_v_self = ((struct __pyx_obj_3_sa_Phrase *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_4___iter__[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_11___iter__[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_4___iter__ = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_11___iter__ = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -59264,7 +63982,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_4___iter__ = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_4___iter__ = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_11___iter__ = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -59277,13 +63995,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_4___iter__ = {
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_4___iter__ = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_11___iter__ = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_4___iter__ = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_11___iter__ = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -59304,12 +64022,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_4___iter__ = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_4___iter__ = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_11___iter__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_4___iter__"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_4___iter__), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_11___iter__"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_11___iter__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_4___iter__, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_11___iter__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -59319,24 +64037,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_4___iter__ = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_4___iter__, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_4___iter__, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_4___iter__, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_11___iter__, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_11___iter__, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_11___iter__, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_4___iter__, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_11___iter__, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_4___iter__, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_4___iter__, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_11___iter__, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_11___iter__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_4___iter__, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_11___iter__, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -59346,7 +64064,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_4___iter__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_4___iter__, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_11___iter__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -59360,44 +64078,44 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_4___iter__ = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_5___str__(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ *p;
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_12___str__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ *p;
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ *)o);
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ *)o);
   p->__pyx_v_self = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_5___str__(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ *)o;
-  Py_XDECREF(((PyObject *)p->__pyx_v_self));
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_12___str__(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ *)o;
+  Py_CLEAR(p->__pyx_v_self);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_5___str__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_12___str__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ *)o;
+  struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_5___str__(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_12___str__(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ *)o;
   PyObject* tmp;
   tmp = ((PyObject*)p->__pyx_v_self);
-  p->__pyx_v_self = Py_None; Py_INCREF(Py_None);
+  p->__pyx_v_self = ((struct __pyx_obj_3_sa_Rule *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_5___str__[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_12___str__[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_5___str__ = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_12___str__ = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -59455,7 +64173,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_5___str__ = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_5___str__ = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_12___str__ = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -59468,13 +64186,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_5___str__ = {
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_5___str__ = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_12___str__ = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_5___str__ = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_12___str__ = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -59495,12 +64213,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_5___str__ = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_5___str__ = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_12___str__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_5___str__"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_5___str__), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_12___str__"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_12___str__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_5___str__, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_12___str__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -59510,24 +64228,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_5___str__ = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_5___str__, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_5___str__, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_5___str__, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_12___str__, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_12___str__, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_12___str__, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_5___str__, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_12___str__, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_5___str__, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_5___str__, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_12___str__, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_12___str__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_5___str__, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_12___str__, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -59537,7 +64255,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_5___str__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_5___str__, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_12___str__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -59551,29 +64269,28 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_5___str__ = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_6_genexpr(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *p;
-  PyObject *o = __pyx_tp_new_3_sa___pyx_Generator(t, a, k);
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_13_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *)o);
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr *)o);
   p->__pyx_outer_scope = 0;
   p->__pyx_v_a = 0;
   p->__pyx_t_0 = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_6_genexpr(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *)o;
-  Py_XDECREF(((PyObject *)p->__pyx_outer_scope));
-  Py_XDECREF(p->__pyx_v_a);
-  Py_XDECREF(p->__pyx_t_0);
-  __pyx_tp_dealloc_3_sa___pyx_Generator(o);
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_13_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr *)o;
+  Py_CLEAR(p->__pyx_outer_scope);
+  Py_CLEAR(p->__pyx_v_a);
+  Py_CLEAR(p->__pyx_t_0);
+  (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_6_genexpr(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_13_genexpr(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *)o;
-  e = __pyx_tp_traverse_3_sa___pyx_Generator(o, v, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr *)o;
   if (p->__pyx_outer_scope) {
     e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
@@ -59586,12 +64303,11 @@ static int __pyx_tp_traverse_3_sa___pyx_scope_struct_6_genexpr(PyObject *o, visi
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_6_genexpr(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_13_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr *)o;
   PyObject* tmp;
-  __pyx_tp_clear_3_sa___pyx_Generator(o);
   tmp = ((PyObject*)p->__pyx_outer_scope);
-  p->__pyx_outer_scope = ((struct __pyx_obj_3_sa___pyx_scope_struct_5___str__ *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_outer_scope = ((struct __pyx_obj_3_sa___pyx_scope_struct_12___str__ *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_a);
   p->__pyx_v_a = Py_None; Py_INCREF(Py_None);
@@ -59602,11 +64318,11 @@ static int __pyx_tp_clear_3_sa___pyx_scope_struct_6_genexpr(PyObject *o) {
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_6_genexpr[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_13_genexpr[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_6_genexpr = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_13_genexpr = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -59664,7 +64380,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_6_genexpr = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_6_genexpr = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_13_genexpr = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -59677,13 +64393,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_6_genexpr = {
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_6_genexpr = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_13_genexpr = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_6_genexpr = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_13_genexpr = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -59704,12 +64420,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_6_genexpr = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_6_genexpr = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_13_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_6_genexpr"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_6_genexpr), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_13_genexpr"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_13_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_6_genexpr, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_13_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -59719,24 +64435,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_6_genexpr = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_6_genexpr, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_6_genexpr, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_6_genexpr, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_13_genexpr, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_13_genexpr, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_13_genexpr, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_6_genexpr, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_13_genexpr, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_6_genexpr, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_6_genexpr, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_13_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_13_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_6_genexpr, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_13_genexpr, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -59746,7 +64462,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_6_genexpr = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_6_genexpr, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_13_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -59760,29 +64476,28 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_6_genexpr = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_7_alignments(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments *p;
-  PyObject *o = __pyx_tp_new_3_sa___pyx_Generator(t, a, k);
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_14_alignments(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments *)o);
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments *)o);
   p->__pyx_v_point = 0;
   p->__pyx_v_self = 0;
   p->__pyx_t_0 = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_7_alignments(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments *p = (struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments *)o;
-  Py_XDECREF(p->__pyx_v_point);
-  Py_XDECREF(((PyObject *)p->__pyx_v_self));
-  Py_XDECREF(p->__pyx_t_0);
-  __pyx_tp_dealloc_3_sa___pyx_Generator(o);
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_14_alignments(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments *p = (struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments *)o;
+  Py_CLEAR(p->__pyx_v_point);
+  Py_CLEAR(p->__pyx_v_self);
+  Py_CLEAR(p->__pyx_t_0);
+  (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_7_alignments(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_14_alignments(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments *p = (struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments *)o;
-  e = __pyx_tp_traverse_3_sa___pyx_Generator(o, v, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments *p = (struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments *)o;
   if (p->__pyx_v_point) {
     e = (*v)(p->__pyx_v_point, a); if (e) return e;
   }
@@ -59795,15 +64510,14 @@ static int __pyx_tp_traverse_3_sa___pyx_scope_struct_7_alignments(PyObject *o, v
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_7_alignments(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments *p = (struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_14_alignments(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments *p = (struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments *)o;
   PyObject* tmp;
-  __pyx_tp_clear_3_sa___pyx_Generator(o);
   tmp = ((PyObject*)p->__pyx_v_point);
   p->__pyx_v_point = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_self);
-  p->__pyx_v_self = Py_None; Py_INCREF(Py_None);
+  p->__pyx_v_self = ((struct __pyx_obj_3_sa_Rule *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_t_0);
   p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
@@ -59811,11 +64525,11 @@ static int __pyx_tp_clear_3_sa___pyx_scope_struct_7_alignments(PyObject *o) {
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_7_alignments[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_14_alignments[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_7_alignments = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_14_alignments = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -59873,7 +64587,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_7_alignments = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_7_alignments = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_14_alignments = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -59886,13 +64600,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_7_alignments =
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_7_alignments = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_14_alignments = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_7_alignments = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_14_alignments = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -59913,12 +64627,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_7_alignments = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_7_alignments = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_14_alignments = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_7_alignments"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_7_alignments), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_14_alignments"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_14_alignments), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_7_alignments, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_14_alignments, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -59928,24 +64642,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_7_alignments = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_7_alignments, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_7_alignments, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_7_alignments, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_14_alignments, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_14_alignments, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_14_alignments, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_7_alignments, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_14_alignments, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_7_alignments, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_7_alignments, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_14_alignments, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_14_alignments, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_7_alignments, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_14_alignments, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -59955,7 +64669,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_7_alignments = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_7_alignments, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_14_alignments, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -59969,11 +64683,11 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_7_alignments = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_8_input(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_8_input *p;
-  PyObject *o = __pyx_tp_new_3_sa___pyx_Generator(t, a, k);
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_15_input(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_15_input *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_8_input *)o);
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_15_input *)o);
   p->__pyx_v_alignment = 0;
   p->__pyx_v_als = 0;
   p->__pyx_v_alslist = 0;
@@ -60019,69 +64733,68 @@ static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_8_input(PyTypeObject *t, P
   p->__pyx_v_xcat_index = 0;
   p->__pyx_v_xnode = 0;
   p->__pyx_v_xroot = 0;
-  p->__pyx_t_2 = 0;
-  p->__pyx_t_3 = 0;
+  p->__pyx_t_1 = 0;
   p->__pyx_t_4 = 0;
+  p->__pyx_t_5 = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_8_input(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_8_input *p = (struct __pyx_obj_3_sa___pyx_scope_struct_8_input *)o;
-  Py_XDECREF(p->__pyx_v_alignment);
-  Py_XDECREF(p->__pyx_v_als);
-  Py_XDECREF(p->__pyx_v_alslist);
-  Py_XDECREF(((PyObject *)p->__pyx_v_chunklen));
-  Py_XDECREF(p->__pyx_v_count);
-  Py_XDECREF(p->__pyx_v_e);
-  Py_XDECREF(p->__pyx_v_elist);
-  Py_XDECREF(p->__pyx_v_extract);
-  Py_XDECREF(p->__pyx_v_extract_start);
-  Py_XDECREF(p->__pyx_v_extract_stop);
-  Py_XDECREF(((PyObject *)p->__pyx_v_extracts));
-  Py_XDECREF(p->__pyx_v_f);
-  Py_XDECREF(p->__pyx_v_fcount);
-  Py_XDECREF(p->__pyx_v_fphrases);
-  Py_XDECREF(((PyObject *)p->__pyx_v_frontier));
-  Py_XDECREF(p->__pyx_v_frontier_nodes);
-  Py_XDECREF(p->__pyx_v_fwords);
-  Py_XDECREF(((PyObject *)p->__pyx_v_hiero_phrase));
-  Py_XDECREF(p->__pyx_v_is_shadow_path);
-  Py_XDECREF(((PyObject *)p->__pyx_v_key));
-  Py_XDECREF(p->__pyx_v_loc);
-  Py_XDECREF(((PyObject *)p->__pyx_v_locs));
-  Py_XDECREF(p->__pyx_v_max_locs);
-  Py_XDECREF(((PyObject *)p->__pyx_v_new_frontier));
-  Py_XDECREF(p->__pyx_v_new_node);
-  Py_XDECREF(((PyObject *)p->__pyx_v_next_states));
-  Py_XDECREF(p->__pyx_v_node);
-  Py_XDECREF(((PyObject *)p->__pyx_v_nodes_isteps_away_buffer));
-  Py_XDECREF(p->__pyx_v_pathlen);
-  Py_XDECREF(p->__pyx_v_phrase);
-  Py_XDECREF(((PyObject *)p->__pyx_v_phrase_location));
-  Py_XDECREF(p->__pyx_v_prefix);
-  Py_XDECREF(((PyObject *)p->__pyx_v_reachable_buffer));
-  Py_XDECREF(p->__pyx_v_sa_range);
-  Py_XDECREF(((PyObject *)p->__pyx_v_sample));
-  Py_XDECREF(((PyObject *)p->__pyx_v_scores));
-  Py_XDECREF(((PyObject *)p->__pyx_v_self));
-  Py_XDECREF(p->__pyx_v_spanlen);
-  Py_XDECREF(p->__pyx_v_stop_time);
-  Py_XDECREF(p->__pyx_v_suffix_link);
-  Py_XDECREF(p->__pyx_v_suffix_link_xcat_index);
-  Py_XDECREF(p->__pyx_v_word_id);
-  Py_XDECREF(p->__pyx_v_xcat_index);
-  Py_XDECREF(p->__pyx_v_xnode);
-  Py_XDECREF(p->__pyx_v_xroot);
-  Py_XDECREF(p->__pyx_t_2);
-  Py_XDECREF(p->__pyx_t_3);
-  Py_XDECREF(p->__pyx_t_4);
-  __pyx_tp_dealloc_3_sa___pyx_Generator(o);
-}
-
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_8_input(PyObject *o, visitproc v, void *a) {
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_15_input(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_15_input *p = (struct __pyx_obj_3_sa___pyx_scope_struct_15_input *)o;
+  Py_CLEAR(p->__pyx_v_alignment);
+  Py_CLEAR(p->__pyx_v_als);
+  Py_CLEAR(p->__pyx_v_alslist);
+  Py_CLEAR(p->__pyx_v_chunklen);
+  Py_CLEAR(p->__pyx_v_count);
+  Py_CLEAR(p->__pyx_v_e);
+  Py_CLEAR(p->__pyx_v_elist);
+  Py_CLEAR(p->__pyx_v_extract);
+  Py_CLEAR(p->__pyx_v_extract_start);
+  Py_CLEAR(p->__pyx_v_extract_stop);
+  Py_CLEAR(p->__pyx_v_extracts);
+  Py_CLEAR(p->__pyx_v_f);
+  Py_CLEAR(p->__pyx_v_fcount);
+  Py_CLEAR(p->__pyx_v_fphrases);
+  Py_CLEAR(p->__pyx_v_frontier);
+  Py_CLEAR(p->__pyx_v_frontier_nodes);
+  Py_CLEAR(p->__pyx_v_fwords);
+  Py_CLEAR(p->__pyx_v_hiero_phrase);
+  Py_CLEAR(p->__pyx_v_is_shadow_path);
+  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);
+  Py_CLEAR(p->__pyx_v_node);
+  Py_CLEAR(p->__pyx_v_nodes_isteps_away_buffer);
+  Py_CLEAR(p->__pyx_v_pathlen);
+  Py_CLEAR(p->__pyx_v_phrase);
+  Py_CLEAR(p->__pyx_v_phrase_location);
+  Py_CLEAR(p->__pyx_v_prefix);
+  Py_CLEAR(p->__pyx_v_reachable_buffer);
+  Py_CLEAR(p->__pyx_v_sa_range);
+  Py_CLEAR(p->__pyx_v_sample);
+  Py_CLEAR(p->__pyx_v_scores);
+  Py_CLEAR(p->__pyx_v_self);
+  Py_CLEAR(p->__pyx_v_spanlen);
+  Py_CLEAR(p->__pyx_v_stop_time);
+  Py_CLEAR(p->__pyx_v_suffix_link);
+  Py_CLEAR(p->__pyx_v_suffix_link_xcat_index);
+  Py_CLEAR(p->__pyx_v_word_id);
+  Py_CLEAR(p->__pyx_v_xcat_index);
+  Py_CLEAR(p->__pyx_v_xnode);
+  Py_CLEAR(p->__pyx_v_xroot);
+  Py_CLEAR(p->__pyx_t_1);
+  Py_CLEAR(p->__pyx_t_4);
+  Py_CLEAR(p->__pyx_t_5);
+  (*Py_TYPE(o)->tp_free)(o);
+}
+
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_15_input(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_8_input *p = (struct __pyx_obj_3_sa___pyx_scope_struct_8_input *)o;
-  e = __pyx_tp_traverse_3_sa___pyx_Generator(o, v, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_15_input *p = (struct __pyx_obj_3_sa___pyx_scope_struct_15_input *)o;
   if (p->__pyx_v_alignment) {
     e = (*v)(p->__pyx_v_alignment, a); if (e) return e;
   }
@@ -60217,22 +64930,21 @@ static int __pyx_tp_traverse_3_sa___pyx_scope_struct_8_input(PyObject *o, visitp
   if (p->__pyx_v_xroot) {
     e = (*v)(p->__pyx_v_xroot, a); if (e) return e;
   }
-  if (p->__pyx_t_2) {
-    e = (*v)(p->__pyx_t_2, a); if (e) return e;
-  }
-  if (p->__pyx_t_3) {
-    e = (*v)(p->__pyx_t_3, a); if (e) return e;
+  if (p->__pyx_t_1) {
+    e = (*v)(p->__pyx_t_1, a); if (e) return e;
   }
   if (p->__pyx_t_4) {
     e = (*v)(p->__pyx_t_4, a); if (e) return e;
   }
+  if (p->__pyx_t_5) {
+    e = (*v)(p->__pyx_t_5, a); if (e) return e;
+  }
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_8_input(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_8_input *p = (struct __pyx_obj_3_sa___pyx_scope_struct_8_input *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_15_input(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_15_input *p = (struct __pyx_obj_3_sa___pyx_scope_struct_15_input *)o;
   PyObject* tmp;
-  __pyx_tp_clear_3_sa___pyx_Generator(o);
   tmp = ((PyObject*)p->__pyx_v_alignment);
   p->__pyx_v_alignment = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
@@ -60342,7 +65054,7 @@ static int __pyx_tp_clear_3_sa___pyx_scope_struct_8_input(PyObject *o) {
   p->__pyx_v_scores = ((struct __pyx_obj_3_sa_FeatureVector *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_self);
-  p->__pyx_v_self = Py_None; Py_INCREF(Py_None);
+  p->__pyx_v_self = ((struct __pyx_obj_3_sa_HieroCachingRuleFactory *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_spanlen);
   p->__pyx_v_spanlen = Py_None; Py_INCREF(Py_None);
@@ -60368,23 +65080,23 @@ static int __pyx_tp_clear_3_sa___pyx_scope_struct_8_input(PyObject *o) {
   tmp = ((PyObject*)p->__pyx_v_xroot);
   p->__pyx_v_xroot = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
-  tmp = ((PyObject*)p->__pyx_t_2);
-  p->__pyx_t_2 = Py_None; Py_INCREF(Py_None);
-  Py_XDECREF(tmp);
-  tmp = ((PyObject*)p->__pyx_t_3);
-  p->__pyx_t_3 = Py_None; Py_INCREF(Py_None);
+  tmp = ((PyObject*)p->__pyx_t_1);
+  p->__pyx_t_1 = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_t_4);
   p->__pyx_t_4 = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_t_5);
+  p->__pyx_t_5 = Py_None; Py_INCREF(Py_None);
+  Py_XDECREF(tmp);
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_8_input[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_15_input[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_8_input = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_15_input = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -60442,7 +65154,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_8_input = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_8_input = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_15_input = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -60455,13 +65167,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_8_input = {
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_8_input = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_15_input = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_8_input = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_15_input = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -60482,12 +65194,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_8_input = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_8_input = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_15_input = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_8_input"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_8_input), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_15_input"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_15_input), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_8_input, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_15_input, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -60497,24 +65209,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_8_input = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_8_input, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_8_input, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_8_input, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_15_input, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_15_input, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_15_input, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_8_input, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_15_input, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_8_input, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_8_input, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_15_input, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_15_input, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_8_input, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_15_input, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -60524,7 +65236,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_8_input = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_8_input, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_15_input, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -60538,46 +65250,44 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_8_input = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_9___iter__(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__ *p;
-  PyObject *o = __pyx_tp_new_3_sa___pyx_Generator(t, a, k);
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_16___iter__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__ *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__ *)o);
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__ *)o);
   p->__pyx_v_self = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_9___iter__(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__ *)o;
-  Py_XDECREF(((PyObject *)p->__pyx_v_self));
-  __pyx_tp_dealloc_3_sa___pyx_Generator(o);
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_16___iter__(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__ *)o;
+  Py_CLEAR(p->__pyx_v_self);
+  (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_9___iter__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_16___iter__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__ *)o;
-  e = __pyx_tp_traverse_3_sa___pyx_Generator(o, v, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__ *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_9___iter__(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__ *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_16___iter__(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__ *)o;
   PyObject* tmp;
-  __pyx_tp_clear_3_sa___pyx_Generator(o);
   tmp = ((PyObject*)p->__pyx_v_self);
-  p->__pyx_v_self = Py_None; Py_INCREF(Py_None);
+  p->__pyx_v_self = ((struct __pyx_obj_3_sa_FeatureVector *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_9___iter__[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_16___iter__[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_9___iter__ = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_16___iter__ = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -60635,7 +65345,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_9___iter__ = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_9___iter__ = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_16___iter__ = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -60648,13 +65358,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_9___iter__ = {
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_9___iter__ = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_16___iter__ = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_9___iter__ = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_16___iter__ = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -60675,12 +65385,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_9___iter__ = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_9___iter__ = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_16___iter__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_9___iter__"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_9___iter__), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_16___iter__"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_16___iter__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_9___iter__, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_16___iter__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -60690,24 +65400,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_9___iter__ = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_9___iter__, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_9___iter__, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_9___iter__, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_16___iter__, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_16___iter__, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_16___iter__, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_9___iter__, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_16___iter__, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_9___iter__, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_9___iter__, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_16___iter__, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_16___iter__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_9___iter__, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_16___iter__, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -60717,7 +65427,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_9___iter__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_9___iter__, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_16___iter__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -60731,44 +65441,44 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_9___iter__ = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_10___str__(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ *p;
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_17___str__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ *p;
   PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ *)o);
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ *)o);
   p->__pyx_v_self = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_10___str__(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ *)o;
-  Py_XDECREF(((PyObject *)p->__pyx_v_self));
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_17___str__(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ *)o;
+  Py_CLEAR(p->__pyx_v_self);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_10___str__(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_17___str__(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ *)o;
+  struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ *)o;
   if (p->__pyx_v_self) {
     e = (*v)(((PyObject*)p->__pyx_v_self), a); if (e) return e;
   }
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_10___str__(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_17___str__(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ *p = (struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ *)o;
   PyObject* tmp;
   tmp = ((PyObject*)p->__pyx_v_self);
-  p->__pyx_v_self = Py_None; Py_INCREF(Py_None);
+  p->__pyx_v_self = ((struct __pyx_obj_3_sa_FeatureVector *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_10___str__[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_17___str__[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_10___str__ = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_17___str__ = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -60826,7 +65536,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_10___str__ = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_10___str__ = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_17___str__ = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -60839,13 +65549,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_10___str__ = {
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_10___str__ = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_17___str__ = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_10___str__ = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_17___str__ = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -60866,12 +65576,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_10___str__ = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_10___str__ = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_17___str__ = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_10___str__"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_10___str__), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_17___str__"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_17___str__), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_10___str__, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_17___str__, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -60881,24 +65591,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_10___str__ = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_10___str__, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_10___str__, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_10___str__, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_17___str__, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_17___str__, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_17___str__, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_10___str__, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_17___str__, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_10___str__, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_10___str__, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_17___str__, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_17___str__, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_10___str__, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_17___str__, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -60908,7 +65618,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_10___str__ = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_10___str__, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_17___str__, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
@@ -60922,29 +65632,28 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_10___str__ = {
   #endif
 };
 
-static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_11_genexpr(PyTypeObject *t, PyObject *a, PyObject *k) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr *p;
-  PyObject *o = __pyx_tp_new_3_sa___pyx_Generator(t, a, k);
+static PyObject *__pyx_tp_new_3_sa___pyx_scope_struct_18_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr *p;
+  PyObject *o = (*t->tp_alloc)(t, 0);
   if (!o) return 0;
-  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr *)o);
+  p = ((struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr *)o);
   p->__pyx_outer_scope = 0;
   p->__pyx_v_feat = 0;
   p->__pyx_t_0 = 0;
   return o;
 }
 
-static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_11_genexpr(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr *)o;
-  Py_XDECREF(((PyObject *)p->__pyx_outer_scope));
-  Py_XDECREF(p->__pyx_v_feat);
-  Py_XDECREF(p->__pyx_t_0);
-  __pyx_tp_dealloc_3_sa___pyx_Generator(o);
+static void __pyx_tp_dealloc_3_sa___pyx_scope_struct_18_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr *)o;
+  Py_CLEAR(p->__pyx_outer_scope);
+  Py_CLEAR(p->__pyx_v_feat);
+  Py_CLEAR(p->__pyx_t_0);
+  (*Py_TYPE(o)->tp_free)(o);
 }
 
-static int __pyx_tp_traverse_3_sa___pyx_scope_struct_11_genexpr(PyObject *o, visitproc v, void *a) {
+static int __pyx_tp_traverse_3_sa___pyx_scope_struct_18_genexpr(PyObject *o, visitproc v, void *a) {
   int e;
-  struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr *)o;
-  e = __pyx_tp_traverse_3_sa___pyx_Generator(o, v, a); if (e) return e;
+  struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr *)o;
   if (p->__pyx_outer_scope) {
     e = (*v)(((PyObject*)p->__pyx_outer_scope), a); if (e) return e;
   }
@@ -60957,12 +65666,11 @@ static int __pyx_tp_traverse_3_sa___pyx_scope_struct_11_genexpr(PyObject *o, vis
   return 0;
 }
 
-static int __pyx_tp_clear_3_sa___pyx_scope_struct_11_genexpr(PyObject *o) {
-  struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr *)o;
+static int __pyx_tp_clear_3_sa___pyx_scope_struct_18_genexpr(PyObject *o) {
+  struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr *p = (struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr *)o;
   PyObject* tmp;
-  __pyx_tp_clear_3_sa___pyx_Generator(o);
   tmp = ((PyObject*)p->__pyx_outer_scope);
-  p->__pyx_outer_scope = ((struct __pyx_obj_3_sa___pyx_scope_struct_10___str__ *)Py_None); Py_INCREF(Py_None);
+  p->__pyx_outer_scope = ((struct __pyx_obj_3_sa___pyx_scope_struct_17___str__ *)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   tmp = ((PyObject*)p->__pyx_v_feat);
   p->__pyx_v_feat = Py_None; Py_INCREF(Py_None);
@@ -60973,11 +65681,11 @@ static int __pyx_tp_clear_3_sa___pyx_scope_struct_11_genexpr(PyObject *o) {
   return 0;
 }
 
-static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_11_genexpr[] = {
+static PyMethodDef __pyx_methods_3_sa___pyx_scope_struct_18_genexpr[] = {
   {0, 0, 0, 0}
 };
 
-static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_11_genexpr = {
+static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_18_genexpr = {
   0, /*nb_add*/
   0, /*nb_subtract*/
   0, /*nb_multiply*/
@@ -61035,7 +65743,7 @@ static PyNumberMethods __pyx_tp_as_number___pyx_scope_struct_11_genexpr = {
   #endif
 };
 
-static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_11_genexpr = {
+static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_18_genexpr = {
   0, /*sq_length*/
   0, /*sq_concat*/
   0, /*sq_repeat*/
@@ -61048,13 +65756,13 @@ static PySequenceMethods __pyx_tp_as_sequence___pyx_scope_struct_11_genexpr = {
   0, /*sq_inplace_repeat*/
 };
 
-static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_11_genexpr = {
+static PyMappingMethods __pyx_tp_as_mapping___pyx_scope_struct_18_genexpr = {
   0, /*mp_length*/
   0, /*mp_subscript*/
   0, /*mp_ass_subscript*/
 };
 
-static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_11_genexpr = {
+static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_18_genexpr = {
   #if PY_MAJOR_VERSION < 3
   0, /*bf_getreadbuffer*/
   #endif
@@ -61075,12 +65783,12 @@ static PyBufferProcs __pyx_tp_as_buffer___pyx_scope_struct_11_genexpr = {
   #endif
 };
 
-static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_11_genexpr = {
+static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_18_genexpr = {
   PyVarObject_HEAD_INIT(0, 0)
-  __Pyx_NAMESTR("_sa.__pyx_scope_struct_11_genexpr"), /*tp_name*/
-  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_11_genexpr), /*tp_basicsize*/
+  __Pyx_NAMESTR("_sa.__pyx_scope_struct_18_genexpr"), /*tp_name*/
+  sizeof(struct __pyx_obj_3_sa___pyx_scope_struct_18_genexpr), /*tp_basicsize*/
   0, /*tp_itemsize*/
-  __pyx_tp_dealloc_3_sa___pyx_scope_struct_11_genexpr, /*tp_dealloc*/
+  __pyx_tp_dealloc_3_sa___pyx_scope_struct_18_genexpr, /*tp_dealloc*/
   0, /*tp_print*/
   0, /*tp_getattr*/
   0, /*tp_setattr*/
@@ -61090,24 +65798,24 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_11_genexpr = {
   0, /*reserved*/
   #endif
   0, /*tp_repr*/
-  &__pyx_tp_as_number___pyx_scope_struct_11_genexpr, /*tp_as_number*/
-  &__pyx_tp_as_sequence___pyx_scope_struct_11_genexpr, /*tp_as_sequence*/
-  &__pyx_tp_as_mapping___pyx_scope_struct_11_genexpr, /*tp_as_mapping*/
+  &__pyx_tp_as_number___pyx_scope_struct_18_genexpr, /*tp_as_number*/
+  &__pyx_tp_as_sequence___pyx_scope_struct_18_genexpr, /*tp_as_sequence*/
+  &__pyx_tp_as_mapping___pyx_scope_struct_18_genexpr, /*tp_as_mapping*/
   0, /*tp_hash*/
   0, /*tp_call*/
   0, /*tp_str*/
   0, /*tp_getattro*/
   0, /*tp_setattro*/
-  &__pyx_tp_as_buffer___pyx_scope_struct_11_genexpr, /*tp_as_buffer*/
+  &__pyx_tp_as_buffer___pyx_scope_struct_18_genexpr, /*tp_as_buffer*/
   Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
   0, /*tp_doc*/
-  __pyx_tp_traverse_3_sa___pyx_scope_struct_11_genexpr, /*tp_traverse*/
-  __pyx_tp_clear_3_sa___pyx_scope_struct_11_genexpr, /*tp_clear*/
+  __pyx_tp_traverse_3_sa___pyx_scope_struct_18_genexpr, /*tp_traverse*/
+  __pyx_tp_clear_3_sa___pyx_scope_struct_18_genexpr, /*tp_clear*/
   0, /*tp_richcompare*/
   0, /*tp_weaklistoffset*/
   0, /*tp_iter*/
   0, /*tp_iternext*/
-  __pyx_methods_3_sa___pyx_scope_struct_11_genexpr, /*tp_methods*/
+  __pyx_methods_3_sa___pyx_scope_struct_18_genexpr, /*tp_methods*/
   0, /*tp_members*/
   0, /*tp_getset*/
   0, /*tp_base*/
@@ -61117,7 +65825,7 @@ static PyTypeObject __pyx_type_3_sa___pyx_scope_struct_11_genexpr = {
   0, /*tp_dictoffset*/
   0, /*tp_init*/
   0, /*tp_alloc*/
-  __pyx_tp_new_3_sa___pyx_scope_struct_11_genexpr, /*tp_new*/
+  __pyx_tp_new_3_sa___pyx_scope_struct_18_genexpr, /*tp_new*/
   0, /*tp_free*/
   0, /*tp_is_gc*/
   0, /*tp_bases*/
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   {&__pyx_kp_s_135, __pyx_k_135, sizeof(__pyx_k_135), 0, 0, 1, 0},
-  {&__pyx_kp_s_136, __pyx_k_136, sizeof(__pyx_k_136), 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_143, __pyx_k_143, sizeof(__pyx_k_143), 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},
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@@ -61277,6 +65986,8 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
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   {&__pyx_n_s__curr_idx, __pyx_k__curr_idx, sizeof(__pyx_k__curr_idx), 0, 0, 1, 1},
   {&__pyx_n_s__debug, __pyx_k__debug, sizeof(__pyx_k__debug), 0, 0, 1, 1},
+  {&__pyx_n_s__decode_lattice, __pyx_k__decode_lattice, sizeof(__pyx_k__decode_lattice), 0, 0, 1, 1},
+  {&__pyx_n_s__decode_sentence, __pyx_k__decode_sentence, sizeof(__pyx_k__decode_sentence), 0, 0, 1, 1},
   {&__pyx_n_s__defaultdict, __pyx_k__defaultdict, sizeof(__pyx_k__defaultdict), 0, 0, 1, 1},
   {&__pyx_n_s__dist, __pyx_k__dist, sizeof(__pyx_k__dist), 0, 0, 1, 1},
   {&__pyx_n_s__e, __pyx_k__e, sizeof(__pyx_k__e), 0, 0, 1, 1},
@@ -61304,6 +66015,7 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
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   {&__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__genexpr, __pyx_k__genexpr, sizeof(__pyx_k__genexpr), 0, 0, 1, 1},
   {&__pyx_n_s__getLogger, __pyx_k__getLogger, sizeof(__pyx_k__getLogger), 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},
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   {&__pyx_n_s__join, __pyx_k__join, sizeof(__pyx_k__join), 0, 0, 1, 1},
   {&__pyx_n_s__key, __pyx_k__key, sizeof(__pyx_k__key), 0, 0, 1, 1},
+  {&__pyx_n_s__lattice, __pyx_k__lattice, sizeof(__pyx_k__lattice), 0, 0, 1, 1},
   {&__pyx_n_s__lhs, __pyx_k__lhs, sizeof(__pyx_k__lhs), 0, 0, 1, 1},
   {&__pyx_n_s__logger, __pyx_k__logger, sizeof(__pyx_k__logger), 0, 0, 1, 1},
   {&__pyx_n_s__logging, __pyx_k__logging, sizeof(__pyx_k__logging), 0, 0, 1, 1},
   {&__pyx_n_s__lookup, __pyx_k__lookup, sizeof(__pyx_k__lookup), 0, 0, 1, 1},
   {&__pyx_n_s__low, __pyx_k__low, sizeof(__pyx_k__low), 0, 0, 1, 1},
+  {&__pyx_n_s__make_lattice, __pyx_k__make_lattice, sizeof(__pyx_k__make_lattice), 0, 0, 1, 1},
   {&__pyx_n_s__map, __pyx_k__map, sizeof(__pyx_k__map), 0, 0, 1, 1},
   {&__pyx_n_s__matches, __pyx_k__matches, sizeof(__pyx_k__matches), 0, 0, 1, 1},
   {&__pyx_n_s__max, __pyx_k__max, sizeof(__pyx_k__max), 0, 0, 1, 1},
@@ -61404,10 +66118,7 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
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   {&__pyx_n_s__stats, __pyx_k__stats, sizeof(__pyx_k__stats), 0, 0, 1, 1},
   {&__pyx_n_s__stop, __pyx_k__stop, sizeof(__pyx_k__stop), 0, 0, 1, 1},
-  {&__pyx_n_s__string, __pyx_k__string, sizeof(__pyx_k__string), 0, 0, 1, 1},
   {&__pyx_n_s__suffix_link, __pyx_k__suffix_link, sizeof(__pyx_k__suffix_link), 0, 0, 1, 1},
-  {&__pyx_n_s__sym_fromstring, __pyx_k__sym_fromstring, sizeof(__pyx_k__sym_fromstring), 0, 0, 1, 1},
-  {&__pyx_n_s__terminal, __pyx_k__terminal, sizeof(__pyx_k__terminal), 0, 0, 1, 1},
   {&__pyx_n_s__test_sentence, __pyx_k__test_sentence, sizeof(__pyx_k__test_sentence), 0, 0, 1, 1},
   {&__pyx_n_s__tight_phrases, __pyx_k__tight_phrases, sizeof(__pyx_k__tight_phrases), 0, 0, 1, 1},
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   {&__pyx_n_s__word_alignments, __pyx_k__word_alignments, sizeof(__pyx_k__word_alignments), 0, 0, 1, 1},
+  {&__pyx_n_s__word_ids, __pyx_k__word_ids, sizeof(__pyx_k__word_ids), 0, 0, 1, 1},
   {&__pyx_n_s__words, __pyx_k__words, sizeof(__pyx_k__words), 0, 0, 1, 1},
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@@ -61448,9 +66160,9 @@ static int __Pyx_InitCachedBuiltins(void) {
 
 static int __Pyx_InitCachedConstants(void) {
   __Pyx_RefNannyDeclarations
-  __Pyx_RefNannySetupContext("__Pyx_InitCachedConstants");
+  __Pyx_RefNannySetupContext("__Pyx_InitCachedConstants", 0);
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":20
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":20
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_10));
+  __Pyx_GOTREF(__pyx_k_tuple_10);
   __Pyx_INCREF(__pyx_int_1000);
   PyTuple_SET_ITEM(__pyx_k_tuple_10, 0, __pyx_int_1000);
   __Pyx_GIVEREF(__pyx_int_1000);
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   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_10));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":21
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":21
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_11));
+  __Pyx_GOTREF(__pyx_k_tuple_11);
   __Pyx_INCREF(__pyx_int_1000);
   PyTuple_SET_ITEM(__pyx_k_tuple_11, 0, __pyx_int_1000);
   __Pyx_GIVEREF(__pyx_int_1000);
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   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_11));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":22
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":22
  *         self.data = IntList(1000,1000)
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_12));
+  __Pyx_GOTREF(__pyx_k_tuple_12);
   __Pyx_INCREF(__pyx_int_1000);
   PyTuple_SET_ITEM(__pyx_k_tuple_12, 0, __pyx_int_1000);
   __Pyx_GIVEREF(__pyx_int_1000);
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   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_12));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":68
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":68
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_15));
+  __Pyx_GOTREF(__pyx_k_tuple_15);
   __Pyx_INCREF(((PyObject *)__pyx_kp_s_14));
   PyTuple_SET_ITEM(__pyx_k_tuple_15, 0, ((PyObject *)__pyx_kp_s_14));
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   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_15));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":63
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":63
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_16));
+  __Pyx_GOTREF(__pyx_k_tuple_16);
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   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_16));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":71
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":71
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  *     def read_text(self, char* filename):
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_17));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":76
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":76
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_19));
+  __Pyx_GOTREF(__pyx_k_tuple_19);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":75
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":75
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_20));
+  __Pyx_GOTREF(__pyx_k_tuple_20);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":146
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":146
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_22));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":149
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":149
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_23));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":152
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":152
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_24));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":155
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":155
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_26));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/data_array.pxi":158
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/data_array.pxi":158
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_28));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":46
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":46
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_29));
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@@ -61681,7 +66393,7 @@ static int __Pyx_InitCachedConstants(void) {
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":47
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":47
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_30));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":59
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":59
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_32));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":54
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":54
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":75
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":75
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_34));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":78
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":78
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":71
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":71
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":92
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":92
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_38));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":95
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":95
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_39));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/alignment.pxi":88
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/alignment.pxi":88
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_40));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":297
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":297
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":273
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":273
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_44));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":339
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":339
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_47));
+  __Pyx_GOTREF(__pyx_k_tuple_47);
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   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_47));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":362
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":362
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  *                 f.write("%d " % i)
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_49));
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   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_49));
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":365
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":365
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_51));
+  __Pyx_GOTREF(__pyx_k_tuple_51);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":368
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":368
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_53));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":371
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":371
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_54));
+  __Pyx_GOTREF(__pyx_k_tuple_54);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":359
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":359
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_55));
+  __Pyx_GOTREF(__pyx_k_tuple_55);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":404
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":404
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_57));
+  __Pyx_GOTREF(__pyx_k_tuple_57);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":13
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":13
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  *         logger.info("Constructing LCP array")             # <<<<<<<<<<<<<<
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_61));
+  __Pyx_GOTREF(__pyx_k_tuple_61);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/lcp.pxi":34
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/lcp.pxi":34
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_63));
+  __Pyx_GOTREF(__pyx_k_tuple_63);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":297
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":297
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@@ -62008,13 +66720,13 @@ static int __Pyx_InitCachedConstants(void) {
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_73));
+  __Pyx_GOTREF(__pyx_k_tuple_73);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":314
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":314
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_75));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":329
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":329
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_77));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":393
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":393
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_79));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":400
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":400
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_80));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":407
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":407
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_81));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/precomputation.pxi":409
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/precomputation.pxi":409
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_82));
+  __Pyx_GOTREF(__pyx_k_tuple_82);
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":103
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":103
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_94));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":202
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":202
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_97));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":205
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":205
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_98));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/suffix_array.pxi":198
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/suffix_array.pxi":198
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-  __Pyx_GOTREF(((PyObject *)__pyx_k_tuple_99));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":107
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":107
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+  if (PyType_Ready(&__pyx_type_3_sa___pyx_scope_struct_4_make_lattice) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_ptype_3_sa___pyx_scope_struct_4_make_lattice = &__pyx_type_3_sa___pyx_scope_struct_4_make_lattice;
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+  __pyx_ptype_3_sa___pyx_scope_struct_5_genexpr = &__pyx_type_3_sa___pyx_scope_struct_5_genexpr;
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-  __pyx_ptype_3_sa___pyx_scope_struct_11_genexpr = &__pyx_type_3_sa___pyx_scope_struct_11_genexpr;
+  if (PyType_Ready(&__pyx_type_3_sa___pyx_scope_struct_7_decode_lattice) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 111; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_ptype_3_sa___pyx_scope_struct_7_decode_lattice = &__pyx_type_3_sa___pyx_scope_struct_7_decode_lattice;
+  if (PyType_Ready(&__pyx_type_3_sa___pyx_scope_struct_8_genexpr) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 112; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_ptype_3_sa___pyx_scope_struct_8_genexpr = &__pyx_type_3_sa___pyx_scope_struct_8_genexpr;
+  if (PyType_Ready(&__pyx_type_3_sa___pyx_scope_struct_9_decode_sentence) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_ptype_3_sa___pyx_scope_struct_9_decode_sentence = &__pyx_type_3_sa___pyx_scope_struct_9_decode_sentence;
+  if (PyType_Ready(&__pyx_type_3_sa___pyx_scope_struct_10_genexpr) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 116; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_ptype_3_sa___pyx_scope_struct_10_genexpr = &__pyx_type_3_sa___pyx_scope_struct_10_genexpr;
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+  __pyx_ptype_3_sa___pyx_scope_struct_11___iter__ = &__pyx_type_3_sa___pyx_scope_struct_11___iter__;
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+  __pyx_ptype_3_sa___pyx_scope_struct_12___str__ = &__pyx_type_3_sa___pyx_scope_struct_12___str__;
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+  __pyx_ptype_3_sa___pyx_scope_struct_13_genexpr = &__pyx_type_3_sa___pyx_scope_struct_13_genexpr;
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+  __pyx_ptype_3_sa___pyx_scope_struct_14_alignments = &__pyx_type_3_sa___pyx_scope_struct_14_alignments;
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+  __pyx_ptype_3_sa___pyx_scope_struct_15_input = &__pyx_type_3_sa___pyx_scope_struct_15_input;
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+  __pyx_ptype_3_sa___pyx_scope_struct_16___iter__ = &__pyx_type_3_sa___pyx_scope_struct_16___iter__;
+  if (PyType_Ready(&__pyx_type_3_sa___pyx_scope_struct_17___str__) < 0) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 20; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_ptype_3_sa___pyx_scope_struct_17___str__ = &__pyx_type_3_sa___pyx_scope_struct_17___str__;
+  if (PyType_Ready(&__pyx_type_3_sa___pyx_scope_struct_18_genexpr) < 0) {__pyx_filename = __pyx_f[13]; __pyx_lineno = 21; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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   /*--- Type import code ---*/
   /*--- Variable import code ---*/
   /*--- Function import code ---*/
@@ -62559,7 +67361,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  *     if filename.endswith('.gz'):
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+  __pyx_t_1 = PyCFunction_NewEx(&__pyx_mdef_3_sa_1gzip_or_text, NULL, __pyx_n_s___sa); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -62576,13 +67378,13 @@ PyMODINIT_FUNC PyInit__sa(void)
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   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
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+  __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;}
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   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/bilex.pxi":54
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/bilex.pxi":54
  *     cdef id2eword, id2fword, eword2id, fword2id
  * 
  *     def __cinit__(self, from_text=None, from_data=False, from_binary=None,             # <<<<<<<<<<<<<<
@@ -62595,7 +67397,7 @@ PyMODINIT_FUNC PyInit__sa(void)
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   __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":17
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":17
  * from libc.string cimport memset
  * 
  * cdef int MIN_BOTTOM_SIZE = 32             # <<<<<<<<<<<<<<
@@ -62604,7 +67406,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_3_sa_MIN_BOTTOM_SIZE = 32;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":18
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":18
  * 
  * cdef int MIN_BOTTOM_SIZE = 32
  * cdef int MIN_BOTTOM_BITS = 5             # <<<<<<<<<<<<<<
@@ -62613,7 +67415,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_3_sa_MIN_BOTTOM_BITS = 5;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/veb.pxi":28
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/veb.pxi":28
  *         LOWER_MASK[i] = mask
  * 
  * _init_lower_mask()             # <<<<<<<<<<<<<<
@@ -62622,7 +67424,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_f_3_sa__init_lower_mask();
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":4
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":4
  * from libc.stdlib cimport malloc, realloc, strtol
  * 
  * cdef int INDEX_SHIFT = 3             # <<<<<<<<<<<<<<
@@ -62631,7 +67433,7 @@ PyMODINIT_FUNC PyInit__sa(void)
  */
   __pyx_v_3_sa_INDEX_SHIFT = 3;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":5
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":5
  * 
  * cdef int INDEX_SHIFT = 3
  * cdef int INDEX_MASK = (1<<INDEX_SHIFT)-1             # <<<<<<<<<<<<<<
@@ -62640,7 +67442,7 @@ PyMODINIT_FUNC PyInit__sa(void)
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":87
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":87
  *             return self.terminals.index(s)
  * 
  * cdef Alphabet ALPHABET = Alphabet()             # <<<<<<<<<<<<<<
@@ -62655,18 +67457,42 @@ PyMODINIT_FUNC PyInit__sa(void)
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/sym.pxi":104
- *     return ALPHABET.setindex(sym, id)
- * 
- * def sym_fromstring(char* string, bint terminal):             # <<<<<<<<<<<<<<
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":107
  *     return ALPHABET.fromstring(string, terminal)
+ * 
+ * def make_lattice(words):             # <<<<<<<<<<<<<<
+ *     word_ids = (sym_fromstring(word, True) for word in words)
+ *     return tuple(((word, None, 1), ) for word in word_ids)
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-  __pyx_t_1 = PyCFunction_NewEx(&__pyx_mdef_3_sa_1sym_fromstring, NULL, __pyx_n_s___sa); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 104; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyCFunction_NewEx(&__pyx_mdef_3_sa_3make_lattice, NULL, __pyx_n_s___sa); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+  if (PyObject_SetAttr(__pyx_m, __pyx_n_s__make_lattice, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":5
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":111
+ *     return tuple(((word, None, 1), ) for word in word_ids)
+ * 
+ * def decode_lattice(lattice):             # <<<<<<<<<<<<<<
+ *     return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc
+ *             for arc in node for node in lattice)
+ */
+  __pyx_t_1 = PyCFunction_NewEx(&__pyx_mdef_3_sa_5decode_lattice, NULL, __pyx_n_s___sa); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 111; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_t_1);
+  if (PyObject_SetAttr(__pyx_m, __pyx_n_s__decode_lattice, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 111; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
+
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/sym.pxi":115
+ *             for arc in node for node in lattice)
+ * 
+ * def decode_sentence(lattice):             # <<<<<<<<<<<<<<
+ *     return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)
+ */
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+  __Pyx_GOTREF(__pyx_t_1);
+  if (PyObject_SetAttr(__pyx_m, __pyx_n_s__decode_sentence, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
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+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":5
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":6
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":6
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  * import gc
  * import itertools             # <<<<<<<<<<<<<<
@@ -62690,7 +67516,7 @@ PyMODINIT_FUNC PyInit__sa(void)
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   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":12
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":12
  * from libc.math cimport fmod, ceil, floor, log
  * 
  * from collections import defaultdict, Counter, namedtuple             # <<<<<<<<<<<<<<
@@ -62698,7 +67524,7 @@ PyMODINIT_FUNC PyInit__sa(void)
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
+  __Pyx_GOTREF(__pyx_t_1);
   __Pyx_INCREF(((PyObject *)__pyx_n_s__defaultdict));
   PyList_SET_ITEM(__pyx_t_1, 0, ((PyObject *)__pyx_n_s__defaultdict));
   __Pyx_GIVEREF(((PyObject *)__pyx_n_s__defaultdict));
@@ -62711,21 +67537,33 @@ PyMODINIT_FUNC PyInit__sa(void)
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   __Pyx_GOTREF(__pyx_t_2);
   __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
-  __pyx_t_1 = PyObject_GetAttr(__pyx_t_2, __pyx_n_s__defaultdict); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[8]; __pyx_lineno = 12; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":14
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/rulefactory.pxi":14
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":15
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-  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":27
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":28
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":29
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":32
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/rulefactory.pxi":55
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-  __pyx_v_3_sa_FD = ((struct __pyx_obj_3_sa_StringMap *)__pyx_t_3);
-  __pyx_t_3 = 0;
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/features.pxi":3
+  /* "/Users/vchahun/Sandbox/cdec/python/src/sa/features.pxi":3
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-  /* "/home/hltcoe/alopez/dev/cdec/python/src/sa/features.pxi":4
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-  __Pyx_DECREF(((PyObject *)__pyx_t_3)); __pyx_t_3 = 0;
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+  __Pyx_GOTREF(((PyObject *)__pyx_t_1));
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@@ -62920,7 +67740,6 @@ PyMODINIT_FUNC PyInit__sa(void)
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 /* Runtime support code */
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 #if CYTHON_REFNANNY
 static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname) {
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 }
 
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-                                         Py_ssize_t end, int direction)
-{
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-    Py_ssize_t self_len = PyBytes_GET_SIZE(self);
-    const char* sub_ptr;
-    Py_ssize_t sub_len;
-    int retval;
-
-#if PY_VERSION_HEX >= 0x02060000
-    Py_buffer view;
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-
-    if ( PyBytes_Check(arg) ) {
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-        sub_len = PyBytes_GET_SIZE(arg);
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-#if PY_MAJOR_VERSION < 3
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-    else if ( PyUnicode_Check(arg) ) {
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-            return -1;
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-
-    if (end > self_len)
-        end = self_len;
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-        end += self_len;
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-        end = 0;
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-        start += self_len;
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-        start = 0;
-
-    if (direction > 0) {
-        /* endswith */
-        if (end-sub_len > start)
-            start = end - sub_len;
-    }
-
-    if (start + sub_len <= end)
-        retval = !memcmp(self_ptr+start, sub_ptr, sub_len);
-    else
-        retval = 0;
-
-#if PY_VERSION_HEX >= 0x02060000
-    if (view.obj)
-        PyBuffer_Release(&view);
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-
-    return retval;
-}
-
-static int __Pyx_PyBytes_Tailmatch(PyObject* self, PyObject* substr, Py_ssize_t start,
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-{
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-        int result;
-        Py_ssize_t i;
-        for (i = 0; i < PyTuple_GET_SIZE(substr); i++) {
-            result = __Pyx_PyBytes_SingleTailmatch(self, PyTuple_GET_ITEM(substr, i),
-                                                   start, end, direction);
-            if (result) {
-                return result;
-            }
-        }
-        return 0;
-    }
-
-    return __Pyx_PyBytes_SingleTailmatch(self, substr, start, end, direction);
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-
 static void __Pyx_RaiseDoubleKeywordsError(
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     PyObject* kw_name)
@@ -63047,7 +67780,7 @@ static void __Pyx_RaiseDoubleKeywordsError(
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         "%s() got multiple values for keyword argument '%s'", func_name,
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         #endif
 }
 
@@ -63063,55 +67796,77 @@ static int __Pyx_ParseOptionalKeywords(
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     PyObject*** first_kw_arg = argnames + num_pos_args;
-
     while (PyDict_Next(kwds, &pos, &key, &value)) {
         name = first_kw_arg;
         while (*name && (**name != key)) name++;
         if (*name) {
             values[name-argnames] = value;
-        } else {
-            #if PY_MAJOR_VERSION < 3
-            if (unlikely(!PyString_CheckExact(key)) && unlikely(!PyString_Check(key))) {
-            #else
-            if (unlikely(!PyUnicode_CheckExact(key)) && unlikely(!PyUnicode_Check(key))) {
-            #endif
-                goto invalid_keyword_type;
-            } else {
-                for (name = first_kw_arg; *name; name++) {
-                    #if PY_MAJOR_VERSION >= 3
-                    if (PyUnicode_GET_SIZE(**name) == PyUnicode_GET_SIZE(key) &&
-                        PyUnicode_Compare(**name, key) == 0) break;
-                    #else
-                    if (PyString_GET_SIZE(**name) == PyString_GET_SIZE(key) &&
-                        _PyString_Eq(**name, key)) break;
-                    #endif
-                }
-                if (*name) {
+            continue;
+        }
+        name = first_kw_arg;
+        #if PY_MAJOR_VERSION < 3
+        if (likely(PyString_CheckExact(key)) || likely(PyString_Check(key))) {
+            while (*name) {
+                if ((CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**name) == PyString_GET_SIZE(key))
+                        && _PyString_Eq(**name, key)) {
                     values[name-argnames] = value;
-                } else {
-                    /* unexpected keyword found */
-                    for (name=argnames; name != first_kw_arg; name++) {
-                        if (**name == key) goto arg_passed_twice;
-                        #if PY_MAJOR_VERSION >= 3
-                        if (PyUnicode_GET_SIZE(**name) == PyUnicode_GET_SIZE(key) &&
-                            PyUnicode_Compare(**name, key) == 0) goto arg_passed_twice;
-                        #else
-                        if (PyString_GET_SIZE(**name) == PyString_GET_SIZE(key) &&
-                            _PyString_Eq(**name, key)) goto arg_passed_twice;
-                        #endif
-                    }
-                    if (kwds2) {
-                        if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
-                    } else {
-                        goto invalid_keyword;
+                    break;
+                }
+                name++;
+            }
+            if (*name) continue;
+            else {
+                PyObject*** argname = argnames;
+                while (argname != first_kw_arg) {
+                    if ((**argname == key) || (
+                            (CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**argname) == PyString_GET_SIZE(key))
+                             && _PyString_Eq(**argname, key))) {
+                        goto arg_passed_twice;
                     }
+                    argname++;
                 }
             }
+        } else
+        #endif
+        if (likely(PyUnicode_Check(key))) {
+            while (*name) {
+                int cmp = (**name == key) ? 0 :
+                #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
+                    (PyUnicode_GET_SIZE(**name) != PyUnicode_GET_SIZE(key)) ? 1 :
+                #endif
+                    PyUnicode_Compare(**name, key);
+                if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
+                if (cmp == 0) {
+                    values[name-argnames] = value;
+                    break;
+                }
+                name++;
+            }
+            if (*name) continue;
+            else {
+                PyObject*** argname = argnames;
+                while (argname != first_kw_arg) {
+                    int cmp = (**argname == key) ? 0 :
+                    #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
+                        (PyUnicode_GET_SIZE(**argname) != PyUnicode_GET_SIZE(key)) ? 1 :
+                    #endif
+                        PyUnicode_Compare(**argname, key);
+                    if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
+                    if (cmp == 0) goto arg_passed_twice;
+                    argname++;
+                }
+            }
+        } else
+            goto invalid_keyword_type;
+        if (kwds2) {
+            if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
+        } else {
+            goto invalid_keyword;
         }
     }
     return 0;
 arg_passed_twice:
-    __Pyx_RaiseDoubleKeywordsError(function_name, **name);
+    __Pyx_RaiseDoubleKeywordsError(function_name, key);
     goto bad;
 invalid_keyword_type:
     PyErr_Format(PyExc_TypeError,
@@ -63139,7 +67894,6 @@ static void __Pyx_RaiseArgtupleInvalid(
 {
     Py_ssize_t num_expected;
     const char *more_or_less;
-
     if (num_found < num_min) {
         num_expected = num_min;
         more_or_less = "at least";
@@ -63151,15 +67905,15 @@ static void __Pyx_RaiseArgtupleInvalid(
         more_or_less = "exactly";
     }
     PyErr_Format(PyExc_TypeError,
-                 "%s() takes %s %"PY_FORMAT_SIZE_T"d positional argument%s (%"PY_FORMAT_SIZE_T"d given)",
+                 "%s() takes %s %" CYTHON_FORMAT_SSIZE_T "d positional argument%s (%" CYTHON_FORMAT_SSIZE_T "d given)",
                  func_name, more_or_less, num_expected,
                  (num_expected == 1) ? "" : "s", num_found);
 }
 
 static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb) {
+#if CYTHON_COMPILING_IN_CPYTHON
     PyObject *tmp_type, *tmp_value, *tmp_tb;
     PyThreadState *tstate = PyThreadState_GET();
-
     tmp_type = tstate->curexc_type;
     tmp_value = tstate->curexc_value;
     tmp_tb = tstate->curexc_traceback;
@@ -63169,55 +67923,60 @@ static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyOb
     Py_XDECREF(tmp_type);
     Py_XDECREF(tmp_value);
     Py_XDECREF(tmp_tb);
+#else
+    PyErr_Restore(type, value, tb);
+#endif
 }
-
 static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb) {
+#if CYTHON_COMPILING_IN_CPYTHON
     PyThreadState *tstate = PyThreadState_GET();
     *type = tstate->curexc_type;
     *value = tstate->curexc_value;
     *tb = tstate->curexc_traceback;
-
     tstate->curexc_type = 0;
     tstate->curexc_value = 0;
     tstate->curexc_traceback = 0;
+#else
+    PyErr_Fetch(type, value, tb);
+#endif
 }
 
-
 #if PY_MAJOR_VERSION < 3
-static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
-    /* cause is unused */
+static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
+                        CYTHON_UNUSED PyObject *cause) {
     Py_XINCREF(type);
-    Py_XINCREF(value);
-    Py_XINCREF(tb);
-    /* First, check the traceback argument, replacing None with NULL. */
-    if (tb == Py_None) {
-        Py_DECREF(tb);
-        tb = 0;
-    }
-    else if (tb != NULL && !PyTraceBack_Check(tb)) {
-        PyErr_SetString(PyExc_TypeError,
-            "raise: arg 3 must be a traceback or None");
-        goto raise_error;
-    }
-    /* Next, replace a missing value with None */
-    if (value == NULL) {
-        value = Py_None;
+    if (!value || value == Py_None)
+        value = NULL;
+    else
         Py_INCREF(value);
+    if (!tb || tb == Py_None)
+        tb = NULL;
+    else {
+        Py_INCREF(tb);
+        if (!PyTraceBack_Check(tb)) {
+            PyErr_SetString(PyExc_TypeError,
+                "raise: arg 3 must be a traceback or None");
+            goto raise_error;
+        }
     }
     #if PY_VERSION_HEX < 0x02050000
-    if (!PyClass_Check(type))
+    if (PyClass_Check(type)) {
     #else
-    if (!PyType_Check(type))
+    if (PyType_Check(type)) {
     #endif
-    {
-        /* Raising an instance.  The value should be a dummy. */
-        if (value != Py_None) {
+#if CYTHON_COMPILING_IN_PYPY
+        if (!value) {
+            Py_INCREF(Py_None);
+            value = Py_None;
+        }
+#endif
+        PyErr_NormalizeException(&type, &value, &tb);
+    } else {
+        if (value) {
             PyErr_SetString(PyExc_TypeError,
                 "instance exception may not have a separate value");
             goto raise_error;
         }
-        /* Normalize to raise <class>, <instance> */
-        Py_DECREF(value);
         value = type;
         #if PY_VERSION_HEX < 0x02050000
             if (PyInstance_Check(type)) {
@@ -63240,7 +67999,6 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
             }
         #endif
     }
-
     __Pyx_ErrRestore(type, value, tb);
     return;
 raise_error:
@@ -63249,10 +68007,9 @@ raise_error:
     Py_XDECREF(tb);
     return;
 }
-
 #else /* Python 3+ */
-
 static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
+    PyObject* owned_instance = NULL;
     if (tb == Py_None) {
         tb = 0;
     } else if (tb && !PyTraceBack_Check(tb)) {
@@ -63262,7 +68019,6 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
     }
     if (value == Py_None)
         value = 0;
-
     if (PyExceptionInstance_Check(type)) {
         if (value) {
             PyErr_SetString(PyExc_TypeError,
@@ -63271,13 +68027,36 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
         }
         value = type;
         type = (PyObject*) Py_TYPE(value);
-    } else if (!PyExceptionClass_Check(type)) {
+    } else if (PyExceptionClass_Check(type)) {
+        PyObject *args;
+        if (!value)
+            args = PyTuple_New(0);
+        else if (PyTuple_Check(value)) {
+            Py_INCREF(value);
+            args = value;
+        }
+        else
+            args = PyTuple_Pack(1, value);
+        if (!args)
+            goto bad;
+        owned_instance = PyEval_CallObject(type, args);
+        Py_DECREF(args);
+        if (!owned_instance)
+            goto bad;
+        value = owned_instance;
+        if (!PyExceptionInstance_Check(value)) {
+            PyErr_Format(PyExc_TypeError,
+                         "calling %R should have returned an instance of "
+                         "BaseException, not %R",
+                         type, Py_TYPE(value));
+            goto bad;
+        }
+    } else {
         PyErr_SetString(PyExc_TypeError,
             "raise: exception class must be a subclass of BaseException");
         goto bad;
     }
-
-    if (cause) {
+    if (cause && cause != Py_None) {
         PyObject *fixed_cause;
         if (PyExceptionClass_Check(cause)) {
             fixed_cause = PyObject_CallObject(cause, NULL);
@@ -63294,14 +68073,9 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
                             "BaseException");
             goto bad;
         }
-        if (!value) {
-            value = PyObject_CallObject(type, NULL);
-        }
         PyException_SetCause(value, fixed_cause);
     }
-
     PyErr_SetObject(type, value);
-
     if (tb) {
         PyThreadState *tstate = PyThreadState_GET();
         PyObject* tmp_tb = tstate->curexc_traceback;
@@ -63311,8 +68085,8 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
             Py_XDECREF(tmp_tb);
         }
     }
-
 bad:
+    Py_XDECREF(owned_instance);
     return;
 }
 #endif
@@ -63336,13 +68110,17 @@ static CYTHON_INLINE int __Pyx_CheckKeywordStrings(
 {
     PyObject* key = 0;
     Py_ssize_t pos = 0;
+#if CPYTHON_COMPILING_IN_PYPY
+    if (!kw_allowed && PyDict_Next(kwdict, &pos, &key, 0))
+        goto invalid_keyword;
+    return 1;
+#else
     while (PyDict_Next(kwdict, &pos, &key, 0)) {
         #if PY_MAJOR_VERSION < 3
         if (unlikely(!PyString_CheckExact(key)) && unlikely(!PyString_Check(key)))
-        #else
-        if (unlikely(!PyUnicode_CheckExact(key)) && unlikely(!PyUnicode_Check(key)))
         #endif
-            goto invalid_keyword_type;
+            if (unlikely(!PyUnicode_Check(key)))
+                goto invalid_keyword_type;
     }
     if ((!kw_allowed) && unlikely(key))
         goto invalid_keyword;
@@ -63351,6 +68129,7 @@ invalid_keyword_type:
     PyErr_Format(PyExc_TypeError,
         "%s() keywords must be strings", function_name);
     return 0;
+#endif
 invalid_keyword:
     PyErr_Format(PyExc_TypeError,
     #if PY_MAJOR_VERSION < 3
@@ -63363,9 +68142,9 @@ invalid_keyword:
     return 0;
 }
 
-
 static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb) {
     PyObject *local_type, *local_value, *local_tb;
+#if CYTHON_COMPILING_IN_CPYTHON
     PyObject *tmp_type, *tmp_value, *tmp_tb;
     PyThreadState *tstate = PyThreadState_GET();
     local_type = tstate->curexc_type;
@@ -63374,19 +68153,27 @@ static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb)
     tstate->curexc_type = 0;
     tstate->curexc_value = 0;
     tstate->curexc_traceback = 0;
+#else
+    PyErr_Fetch(&local_type, &local_value, &local_tb);
+#endif
     PyErr_NormalizeException(&local_type, &local_value, &local_tb);
+#if CYTHON_COMPILING_IN_CPYTHON
     if (unlikely(tstate->curexc_type))
+#else
+    if (unlikely(PyErr_Occurred()))
+#endif
         goto bad;
     #if PY_MAJOR_VERSION >= 3
     if (unlikely(PyException_SetTraceback(local_value, local_tb) < 0))
         goto bad;
     #endif
-    *type = local_type;
-    *value = local_value;
-    *tb = local_tb;
     Py_INCREF(local_type);
     Py_INCREF(local_value);
     Py_INCREF(local_tb);
+    *type = local_type;
+    *value = local_value;
+    *tb = local_tb;
+#if CYTHON_COMPILING_IN_CPYTHON
     tmp_type = tstate->exc_type;
     tmp_value = tstate->exc_value;
     tmp_tb = tstate->exc_traceback;
@@ -63394,10 +68181,13 @@ static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb)
     tstate->exc_value = local_value;
     tstate->exc_traceback = local_tb;
     /* Make sure tstate is in a consistent state when we XDECREF
-       these objects (XDECREF may run arbitrary code). */
+       these objects (DECREF may run arbitrary code). */
     Py_XDECREF(tmp_type);
     Py_XDECREF(tmp_value);
     Py_XDECREF(tmp_tb);
+#else
+    PyErr_SetExcInfo(local_type, local_value, local_tb);
+#endif
     return 0;
 bad:
     *type = 0;
@@ -63409,7 +68199,6 @@ bad:
     return -1;
 }
 
-
 static CYTHON_INLINE void __Pyx_RaiseClosureNameError(const char *varname) {
     PyErr_Format(PyExc_NameError, "free variable '%s' referenced before assignment in enclosing scope", varname);
 }
@@ -63427,23 +68216,40 @@ static CYTHON_INLINE long __Pyx_mod_long(long a, long b) {
     return r;
 }
 
-static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) {
+static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) {
     PyErr_Format(PyExc_ValueError,
-                 "need more than %"PY_FORMAT_SIZE_T"d value%s to unpack",
-                 index, (index == 1) ? "" : "s");
+                 "too many values to unpack (expected %" CYTHON_FORMAT_SSIZE_T "d)", expected);
 }
 
-static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) {
+static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) {
     PyErr_Format(PyExc_ValueError,
-                 "too many values to unpack (expected %"PY_FORMAT_SIZE_T"d)", expected);
+                 "need more than %" CYTHON_FORMAT_SSIZE_T "d value%s to unpack",
+                 index, (index == 1) ? "" : "s");
 }
 
-static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) {
-    if (unlikely(retval)) {
-        Py_DECREF(retval);
-        __Pyx_RaiseTooManyValuesError(expected);
-        return -1;
-    } else if (PyErr_Occurred()) {
+static CYTHON_INLINE int __Pyx_IterFinish(void) {
+#if CYTHON_COMPILING_IN_CPYTHON
+    PyThreadState *tstate = PyThreadState_GET();
+    PyObject* exc_type = tstate->curexc_type;
+    if (unlikely(exc_type)) {
+        if (likely(exc_type == PyExc_StopIteration) || PyErr_GivenExceptionMatches(exc_type, PyExc_StopIteration)) {
+            PyObject *exc_value, *exc_tb;
+            exc_value = tstate->curexc_value;
+            exc_tb = tstate->curexc_traceback;
+            tstate->curexc_type = 0;
+            tstate->curexc_value = 0;
+            tstate->curexc_traceback = 0;
+            Py_DECREF(exc_type);
+            Py_XDECREF(exc_value);
+            Py_XDECREF(exc_tb);
+            return 0;
+        } else {
+            return -1;
+        }
+    }
+    return 0;
+#else
+    if (unlikely(PyErr_Occurred())) {
         if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) {
             PyErr_Clear();
             return 0;
@@ -63452,11 +68258,25 @@ static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) {
         }
     }
     return 0;
+#endif
 }
 
+static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) {
+    if (unlikely(retval)) {
+        Py_DECREF(retval);
+        __Pyx_RaiseTooManyValuesError(expected);
+        return -1;
+    } else {
+        return __Pyx_IterFinish();
+    }
+    return 0;
+}
 
 static double __Pyx__PyObject_AsDouble(PyObject* obj) {
     PyObject* float_value;
+#if CYTHON_COMPILING_IN_PYPY
+    float_value = PyNumber_Float(obj);
+#else
     if (Py_TYPE(obj)->tp_as_number && Py_TYPE(obj)->tp_as_number->nb_float) {
         return PyFloat_AsDouble(obj);
     } else if (PyUnicode_CheckExact(obj) || PyBytes_CheckExact(obj)) {
@@ -63473,6 +68293,7 @@ static double __Pyx__PyObject_AsDouble(PyObject* obj) {
         PyTuple_SET_ITEM(args, 0, 0);
         Py_DECREF(args);
     }
+#endif
     if (likely(float_value)) {
         double value = PyFloat_AS_DOUBLE(float_value);
         Py_DECREF(float_value);
@@ -63506,8 +68327,158 @@ static int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed
     return 0;
 }
 
-static CYTHON_INLINE void __Pyx_RaiseNoneIndexingError(void) {
-    PyErr_SetString(PyExc_TypeError, "'NoneType' object is unsubscriptable");
+static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
+    PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
+}
+
+static void __Pyx_UnpackTupleError(PyObject *t, Py_ssize_t index) {
+    if (t == Py_None) {
+      __Pyx_RaiseNoneNotIterableError();
+    } else if (PyTuple_GET_SIZE(t) < index) {
+      __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(t));
+    } else {
+      __Pyx_RaiseTooManyValuesError(index);
+    }
+}
+
+static CYTHON_INLINE int __Pyx_unpack_tuple2(PyObject* tuple, PyObject** pvalue1, PyObject** pvalue2,
+                                             int is_tuple, int has_known_size, int decref_tuple) {
+    Py_ssize_t index;
+    PyObject *value1 = NULL, *value2 = NULL, *iter = NULL;
+    if (!is_tuple && unlikely(!PyTuple_Check(tuple))) {
+        iternextfunc iternext;
+        iter = PyObject_GetIter(tuple);
+        if (unlikely(!iter)) goto bad;
+        if (decref_tuple) { Py_DECREF(tuple); tuple = NULL; }
+        iternext = Py_TYPE(iter)->tp_iternext;
+        value1 = iternext(iter); if (unlikely(!value1)) { index = 0; goto unpacking_failed; }
+        value2 = iternext(iter); if (unlikely(!value2)) { index = 1; goto unpacking_failed; }
+        if (!has_known_size && unlikely(__Pyx_IternextUnpackEndCheck(iternext(iter), 2))) goto bad;
+        Py_DECREF(iter);
+    } else {
+        if (!has_known_size && unlikely(PyTuple_GET_SIZE(tuple) != 2)) {
+            __Pyx_UnpackTupleError(tuple, 2);
+            goto bad;
+        }
+#if CYTHON_COMPILING_IN_PYPY
+        value1 = PySequence_ITEM(tuple, 0);
+        if (unlikely(!value1)) goto bad;
+        value2 = PySequence_ITEM(tuple, 1);
+        if (unlikely(!value2)) goto bad;
+#else
+        value1 = PyTuple_GET_ITEM(tuple, 0);
+        value2 = PyTuple_GET_ITEM(tuple, 1);
+        Py_INCREF(value1);
+        Py_INCREF(value2);
+#endif
+        if (decref_tuple) { Py_DECREF(tuple); }
+    }
+    *pvalue1 = value1;
+    *pvalue2 = value2;
+    return 0;
+unpacking_failed:
+    if (!has_known_size && __Pyx_IterFinish() == 0)
+        __Pyx_RaiseNeedMoreValuesError(index);
+bad:
+    Py_XDECREF(iter);
+    Py_XDECREF(value1);
+    Py_XDECREF(value2);
+    if (decref_tuple) { Py_XDECREF(tuple); }
+    return -1;
+}
+
+static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* iterable, int is_dict, PyObject* method_name,
+                                                   Py_ssize_t* p_orig_length, int* p_source_is_dict) {
+    is_dict = is_dict || likely(PyDict_CheckExact(iterable));
+    *p_source_is_dict = is_dict;
+#if !CYTHON_COMPILING_IN_PYPY
+    if (is_dict) {
+        *p_orig_length = PyDict_Size(iterable);
+        Py_INCREF(iterable);
+        return iterable;
+    }
+#endif
+    *p_orig_length = 0;
+    if (method_name) {
+        PyObject* iter;
+        iterable = PyObject_CallMethodObjArgs(iterable, method_name, NULL);
+        if (!iterable)
+            return NULL;
+#if !CYTHON_COMPILING_IN_PYPY
+        if (PyTuple_CheckExact(iterable) || PyList_CheckExact(iterable))
+            return iterable;
+#endif
+        iter = PyObject_GetIter(iterable);
+        Py_DECREF(iterable);
+        return iter;
+    }
+    return PyObject_GetIter(iterable);
+}
+static CYTHON_INLINE int __Pyx_dict_iter_next(PyObject* iter_obj, Py_ssize_t orig_length, Py_ssize_t* ppos,
+                                              PyObject** pkey, PyObject** pvalue, PyObject** pitem, int source_is_dict) {
+    PyObject* next_item;
+#if !CYTHON_COMPILING_IN_PYPY
+    if (source_is_dict) {
+        PyObject *key, *value;
+        if (unlikely(orig_length != PyDict_Size(iter_obj))) {
+            PyErr_SetString(PyExc_RuntimeError, "dictionary changed size during iteration");
+            return -1;
+        }
+        if (unlikely(!PyDict_Next(iter_obj, ppos, &key, &value))) {
+            return 0;
+        }
+        if (pitem) {
+            PyObject* tuple = PyTuple_New(2);
+            if (unlikely(!tuple)) {
+                return -1;
+            }
+            Py_INCREF(key);
+            Py_INCREF(value);
+            PyTuple_SET_ITEM(tuple, 0, key);
+            PyTuple_SET_ITEM(tuple, 1, value);
+            *pitem = tuple;
+        } else {
+            if (pkey) {
+                Py_INCREF(key);
+                *pkey = key;
+            }
+            if (pvalue) {
+                Py_INCREF(value);
+                *pvalue = value;
+            }
+        }
+        return 1;
+    } else if (PyTuple_CheckExact(iter_obj)) {
+        Py_ssize_t pos = *ppos;
+        if (unlikely(pos >= PyTuple_GET_SIZE(iter_obj))) return 0;
+        *ppos = pos + 1;
+        next_item = PyTuple_GET_ITEM(iter_obj, pos);
+        Py_INCREF(next_item);
+    } else if (PyList_CheckExact(iter_obj)) {
+        Py_ssize_t pos = *ppos;
+        if (unlikely(pos >= PyList_GET_SIZE(iter_obj))) return 0;
+        *ppos = pos + 1;
+        next_item = PyList_GET_ITEM(iter_obj, pos);
+        Py_INCREF(next_item);
+    } else
+#endif
+    {
+        next_item = PyIter_Next(iter_obj);
+        if (unlikely(!next_item)) {
+            return __Pyx_IterFinish();
+        }
+    }
+    if (pitem) {
+        *pitem = next_item;
+    } else if (pkey && pvalue) {
+        if (__Pyx_unpack_tuple2(next_item, pkey, pvalue, source_is_dict, source_is_dict, 1))
+            return -1;
+    } else if (pkey) {
+        *pkey = next_item;
+    } else {
+        *pvalue = next_item;
+    }
+    return 1;
 }
 
 static CYTHON_INLINE int __Pyx_div_int(int a, int b) {
@@ -63518,6 +68489,7 @@ static CYTHON_INLINE int __Pyx_div_int(int a, int b) {
 }
 
 static CYTHON_INLINE void __Pyx_ExceptionSave(PyObject **type, PyObject **value, PyObject **tb) {
+#if CYTHON_COMPILING_IN_CPYTHON
     PyThreadState *tstate = PyThreadState_GET();
     *type = tstate->exc_type;
     *value = tstate->exc_value;
@@ -63525,9 +68497,12 @@ static CYTHON_INLINE void __Pyx_ExceptionSave(PyObject **type, PyObject **value,
     Py_XINCREF(*type);
     Py_XINCREF(*value);
     Py_XINCREF(*tb);
+#else
+    PyErr_GetExcInfo(type, value, tb);
+#endif
 }
-
 static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb) {
+#if CYTHON_COMPILING_IN_CPYTHON
     PyObject *tmp_type, *tmp_value, *tmp_tb;
     PyThreadState *tstate = PyThreadState_GET();
     tmp_type = tstate->exc_type;
@@ -63539,6 +68514,9 @@ static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb)
     Py_XDECREF(tmp_type);
     Py_XDECREF(tmp_value);
     Py_XDECREF(tmp_tb);
+#else
+    PyErr_SetExcInfo(type, value, tb);
+#endif
 }
 
 static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level) {
@@ -63567,12 +68545,33 @@ static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level) {
         goto bad;
     #if PY_VERSION_HEX >= 0x02050000
     {
-        PyObject *py_level = PyInt_FromLong(level);
-        if (!py_level)
-            goto bad;
-        module = PyObject_CallFunctionObjArgs(py_import,
-            name, global_dict, empty_dict, list, py_level, NULL);
-        Py_DECREF(py_level);
+        #if PY_MAJOR_VERSION >= 3
+        if (level == -1) {
+            if (strchr(__Pyx_MODULE_NAME, '.')) {
+                /* try package relative import first */
+                PyObject *py_level = PyInt_FromLong(1);
+                if (!py_level)
+                    goto bad;
+                module = PyObject_CallFunctionObjArgs(py_import,
+                    name, global_dict, empty_dict, list, py_level, NULL);
+                Py_DECREF(py_level);
+                if (!module) {
+                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
+                        goto bad;
+                    PyErr_Clear();
+                }
+            }
+            level = 0; /* try absolute import on failure */
+        }
+        #endif
+        if (!module) {
+            PyObject *py_level = PyInt_FromLong(level);
+            if (!py_level)
+                goto bad;
+            module = PyObject_CallFunctionObjArgs(py_import,
+                name, global_dict, empty_dict, list, py_level, NULL);
+            Py_DECREF(py_level);
+        }
     }
     #else
     if (level>0) {
@@ -63589,106 +68588,422 @@ bad:
     return module;
 }
 
-static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals) {
-    if (s1 == s2) {   /* as done by PyObject_RichCompareBool(); also catches the (interned) empty string */
-        return (equals == Py_EQ);
-    } else if (PyBytes_CheckExact(s1) & PyBytes_CheckExact(s2)) {
-        if (PyBytes_GET_SIZE(s1) != PyBytes_GET_SIZE(s2)) {
-            return (equals == Py_NE);
-        } else if (PyBytes_GET_SIZE(s1) == 1) {
-            if (equals == Py_EQ)
-                return (PyBytes_AS_STRING(s1)[0] == PyBytes_AS_STRING(s2)[0]);
-            else
-                return (PyBytes_AS_STRING(s1)[0] != PyBytes_AS_STRING(s2)[0]);
-        } else {
-            int result = memcmp(PyBytes_AS_STRING(s1), PyBytes_AS_STRING(s2), (size_t)PyBytes_GET_SIZE(s1));
-            return (equals == Py_EQ) ? (result == 0) : (result != 0);
-        }
-    } else if ((s1 == Py_None) & PyBytes_CheckExact(s2)) {
-        return (equals == Py_NE);
-    } else if ((s2 == Py_None) & PyBytes_CheckExact(s1)) {
-        return (equals == Py_NE);
-    } else {
-        int result;
-        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
-        if (!py_result)
-            return -1;
-        result = __Pyx_PyObject_IsTrue(py_result);
-        Py_DECREF(py_result);
-        return result;
-    }
+static CYTHON_INLINE void __Pyx_RaiseImportError(PyObject *name) {
+#if PY_MAJOR_VERSION < 3
+    PyErr_Format(PyExc_ImportError, "cannot import name %.230s",
+                 PyString_AsString(name));
+#else
+    PyErr_Format(PyExc_ImportError, "cannot import name %S", name);
+#endif
 }
 
-static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals) {
-    if (s1 == s2) {   /* as done by PyObject_RichCompareBool(); also catches the (interned) empty string */
-        return (equals == Py_EQ);
-    } else if (PyUnicode_CheckExact(s1) & PyUnicode_CheckExact(s2)) {
-        if (PyUnicode_GET_SIZE(s1) != PyUnicode_GET_SIZE(s2)) {
-            return (equals == Py_NE);
-        } else if (PyUnicode_GET_SIZE(s1) == 1) {
-            if (equals == Py_EQ)
-                return (PyUnicode_AS_UNICODE(s1)[0] == PyUnicode_AS_UNICODE(s2)[0]);
-            else
-                return (PyUnicode_AS_UNICODE(s1)[0] != PyUnicode_AS_UNICODE(s2)[0]);
-        } else {
-            int result = PyUnicode_Compare(s1, s2);
-            if ((result == -1) && unlikely(PyErr_Occurred()))
-                return -1;
-            return (equals == Py_EQ) ? (result == 0) : (result != 0);
+static PyObject *
+__Pyx_CyFunction_get_doc(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *closure)
+{
+    if (op->func_doc == NULL && op->func.m_ml->ml_doc) {
+#if PY_MAJOR_VERSION >= 3
+        op->func_doc = PyUnicode_FromString(op->func.m_ml->ml_doc);
+#else
+        op->func_doc = PyString_FromString(op->func.m_ml->ml_doc);
+#endif
+    }
+    if (op->func_doc == 0) {
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
+    Py_INCREF(op->func_doc);
+    return op->func_doc;
+}
+static int
+__Pyx_CyFunction_set_doc(__pyx_CyFunctionObject *op, PyObject *value)
+{
+    PyObject *tmp = op->func_doc;
+    if (value == NULL)
+        op->func_doc = Py_None; /* Mark as deleted */
+    else
+        op->func_doc = value;
+    Py_INCREF(op->func_doc);
+    Py_XDECREF(tmp);
+    return 0;
+}
+static PyObject *
+__Pyx_CyFunction_get_name(__pyx_CyFunctionObject *op)
+{
+    if (op->func_name == NULL) {
+#if PY_MAJOR_VERSION >= 3
+        op->func_name = PyUnicode_InternFromString(op->func.m_ml->ml_name);
+#else
+        op->func_name = PyString_InternFromString(op->func.m_ml->ml_name);
+#endif
+    }
+    Py_INCREF(op->func_name);
+    return op->func_name;
+}
+static int
+__Pyx_CyFunction_set_name(__pyx_CyFunctionObject *op, PyObject *value)
+{
+    PyObject *tmp;
+#if PY_MAJOR_VERSION >= 3
+    if (value == NULL || !PyUnicode_Check(value)) {
+#else
+    if (value == NULL || !PyString_Check(value)) {
+#endif
+        PyErr_SetString(PyExc_TypeError,
+                        "__name__ must be set to a string object");
+        return -1;
+    }
+    tmp = op->func_name;
+    Py_INCREF(value);
+    op->func_name = value;
+    Py_XDECREF(tmp);
+    return 0;
+}
+static PyObject *
+__Pyx_CyFunction_get_self(__pyx_CyFunctionObject *m, CYTHON_UNUSED void *closure)
+{
+    PyObject *self;
+    self = m->func_closure;
+    if (self == NULL)
+        self = Py_None;
+    Py_INCREF(self);
+    return self;
+}
+static PyObject *
+__Pyx_CyFunction_get_dict(__pyx_CyFunctionObject *op)
+{
+    if (op->func_dict == NULL) {
+        op->func_dict = PyDict_New();
+        if (op->func_dict == NULL)
+            return NULL;
+    }
+    Py_INCREF(op->func_dict);
+    return op->func_dict;
+}
+static int
+__Pyx_CyFunction_set_dict(__pyx_CyFunctionObject *op, PyObject *value)
+{
+    PyObject *tmp;
+    if (value == NULL) {
+        PyErr_SetString(PyExc_TypeError,
+               "function's dictionary may not be deleted");
+        return -1;
+    }
+    if (!PyDict_Check(value)) {
+        PyErr_SetString(PyExc_TypeError,
+               "setting function's dictionary to a non-dict");
+        return -1;
+    }
+    tmp = op->func_dict;
+    Py_INCREF(value);
+    op->func_dict = value;
+    Py_XDECREF(tmp);
+    return 0;
+}
+static PyObject *
+__Pyx_CyFunction_get_globals(CYTHON_UNUSED __pyx_CyFunctionObject *op)
+{
+    PyObject* dict = PyModule_GetDict(__pyx_m);
+    Py_XINCREF(dict);
+    return dict;
+}
+static PyObject *
+__Pyx_CyFunction_get_closure(CYTHON_UNUSED __pyx_CyFunctionObject *op)
+{
+    Py_INCREF(Py_None);
+    return Py_None;
+}
+static PyObject *
+__Pyx_CyFunction_get_code(__pyx_CyFunctionObject *op)
+{
+    PyObject* result = (op->func_code) ? op->func_code : Py_None;
+    Py_INCREF(result);
+    return result;
+}
+static PyObject *
+__Pyx_CyFunction_get_defaults(__pyx_CyFunctionObject *op)
+{
+    if (op->defaults_tuple) {
+        Py_INCREF(op->defaults_tuple);
+        return op->defaults_tuple;
+    }
+    if (op->defaults_getter) {
+        PyObject *res = op->defaults_getter((PyObject *) op);
+        if (res) {
+            Py_INCREF(res);
+            op->defaults_tuple = res;
         }
-    } else if ((s1 == Py_None) & PyUnicode_CheckExact(s2)) {
-        return (equals == Py_NE);
-    } else if ((s2 == Py_None) & PyUnicode_CheckExact(s1)) {
-        return (equals == Py_NE);
-    } else {
-        int result;
-        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
-        if (!py_result)
-            return -1;
-        result = __Pyx_PyObject_IsTrue(py_result);
-        Py_DECREF(py_result);
-        return result;
+        return res;
     }
+    Py_INCREF(Py_None);
+    return Py_None;
+}
+static PyGetSetDef __pyx_CyFunction_getsets[] = {
+    {(char *) "func_doc", (getter)__Pyx_CyFunction_get_doc, (setter)__Pyx_CyFunction_set_doc, 0, 0},
+    {(char *) "__doc__",  (getter)__Pyx_CyFunction_get_doc, (setter)__Pyx_CyFunction_set_doc, 0, 0},
+    {(char *) "func_name", (getter)__Pyx_CyFunction_get_name, (setter)__Pyx_CyFunction_set_name, 0, 0},
+    {(char *) "__name__", (getter)__Pyx_CyFunction_get_name, (setter)__Pyx_CyFunction_set_name, 0, 0},
+    {(char *) "__self__", (getter)__Pyx_CyFunction_get_self, 0, 0, 0},
+    {(char *) "func_dict", (getter)__Pyx_CyFunction_get_dict, (setter)__Pyx_CyFunction_set_dict, 0, 0},
+    {(char *) "__dict__", (getter)__Pyx_CyFunction_get_dict, (setter)__Pyx_CyFunction_set_dict, 0, 0},
+    {(char *) "func_globals", (getter)__Pyx_CyFunction_get_globals, 0, 0, 0},
+    {(char *) "__globals__", (getter)__Pyx_CyFunction_get_globals, 0, 0, 0},
+    {(char *) "func_closure", (getter)__Pyx_CyFunction_get_closure, 0, 0, 0},
+    {(char *) "__closure__", (getter)__Pyx_CyFunction_get_closure, 0, 0, 0},
+    {(char *) "func_code", (getter)__Pyx_CyFunction_get_code, 0, 0, 0},
+    {(char *) "__code__", (getter)__Pyx_CyFunction_get_code, 0, 0, 0},
+    {(char *) "func_defaults", (getter)__Pyx_CyFunction_get_defaults, 0, 0, 0},
+    {(char *) "__defaults__", (getter)__Pyx_CyFunction_get_defaults, 0, 0, 0},
+    {0, 0, 0, 0, 0}
+};
+#ifndef PY_WRITE_RESTRICTED /* < Py2.5 */
+#define PY_WRITE_RESTRICTED WRITE_RESTRICTED
+#endif
+static PyMemberDef __pyx_CyFunction_members[] = {
+    {(char *) "__module__", T_OBJECT, offsetof(__pyx_CyFunctionObject, func.m_module), PY_WRITE_RESTRICTED, 0},
+    {0, 0, 0,  0, 0}
+};
+static PyObject *
+__Pyx_CyFunction_reduce(__pyx_CyFunctionObject *m, CYTHON_UNUSED PyObject *args)
+{
+#if PY_MAJOR_VERSION >= 3
+    return PyUnicode_FromString(m->func.m_ml->ml_name);
+#else
+    return PyString_FromString(m->func.m_ml->ml_name);
+#endif
 }
-
-
-static PyObject *__pyx_binding_PyCFunctionType_NewEx(PyMethodDef *ml, PyObject *self, PyObject *module) {
-    __pyx_binding_PyCFunctionType_object *op = PyObject_GC_New(__pyx_binding_PyCFunctionType_object, __pyx_binding_PyCFunctionType);
+static PyMethodDef __pyx_CyFunction_methods[] = {
+    {__Pyx_NAMESTR("__reduce__"), (PyCFunction)__Pyx_CyFunction_reduce, METH_VARARGS, 0},
+    {0, 0, 0, 0}
+};
+static PyObject *__Pyx_CyFunction_New(PyTypeObject *type, PyMethodDef *ml, int flags,
+                                      PyObject *closure, PyObject *module, PyObject* code) {
+    __pyx_CyFunctionObject *op = PyObject_GC_New(__pyx_CyFunctionObject, type);
     if (op == NULL)
         return NULL;
+    op->flags = flags;
+    op->func_weakreflist = NULL;
     op->func.m_ml = ml;
-    Py_XINCREF(self);
-    op->func.m_self = self;
+    op->func.m_self = (PyObject *) op;
+    Py_XINCREF(closure);
+    op->func_closure = closure;
     Py_XINCREF(module);
     op->func.m_module = module;
+    op->func_dict = NULL;
+    op->func_name = NULL;
+    op->func_doc = NULL;
+    op->func_classobj = NULL;
+    Py_XINCREF(code);
+    op->func_code = code;
+    op->defaults_pyobjects = 0;
+    op->defaults = NULL;
+    op->defaults_tuple = NULL;
+    op->defaults_getter = NULL;
     PyObject_GC_Track(op);
-    return (PyObject *)op;
+    return (PyObject *) op;
 }
-
-static void __pyx_binding_PyCFunctionType_dealloc(__pyx_binding_PyCFunctionType_object *m) {
+static int
+__Pyx_CyFunction_clear(__pyx_CyFunctionObject *m)
+{
+    Py_CLEAR(m->func_closure);
+    Py_CLEAR(m->func.m_module);
+    Py_CLEAR(m->func_dict);
+    Py_CLEAR(m->func_name);
+    Py_CLEAR(m->func_doc);
+    Py_CLEAR(m->func_code);
+    Py_CLEAR(m->func_classobj);
+    Py_CLEAR(m->defaults_tuple);
+    if (m->defaults) {
+        PyObject **pydefaults = __Pyx_CyFunction_Defaults(PyObject *, m);
+        int i;
+        for (i = 0; i < m->defaults_pyobjects; i++)
+            Py_XDECREF(pydefaults[i]);
+        PyMem_Free(m->defaults);
+        m->defaults = NULL;
+    }
+    return 0;
+}
+static void __Pyx_CyFunction_dealloc(__pyx_CyFunctionObject *m)
+{
     PyObject_GC_UnTrack(m);
-    Py_XDECREF(m->func.m_self);
-    Py_XDECREF(m->func.m_module);
+    if (m->func_weakreflist != NULL)
+        PyObject_ClearWeakRefs((PyObject *) m);
+    __Pyx_CyFunction_clear(m);
     PyObject_GC_Del(m);
 }
-
-static PyObject *__pyx_binding_PyCFunctionType_descr_get(PyObject *func, PyObject *obj, PyObject *type) {
+static int __Pyx_CyFunction_traverse(__pyx_CyFunctionObject *m, visitproc visit, void *arg)
+{
+    Py_VISIT(m->func_closure);
+    Py_VISIT(m->func.m_module);
+    Py_VISIT(m->func_dict);
+    Py_VISIT(m->func_name);
+    Py_VISIT(m->func_doc);
+    Py_VISIT(m->func_code);
+    Py_VISIT(m->func_classobj);
+    Py_VISIT(m->defaults_tuple);
+    if (m->defaults) {
+        PyObject **pydefaults = __Pyx_CyFunction_Defaults(PyObject *, m);
+        int i;
+        for (i = 0; i < m->defaults_pyobjects; i++)
+            Py_VISIT(pydefaults[i]);
+    }
+    return 0;
+}
+static PyObject *__Pyx_CyFunction_descr_get(PyObject *func, PyObject *obj, PyObject *type)
+{
+    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
+    if (m->flags & __Pyx_CYFUNCTION_STATICMETHOD) {
+        Py_INCREF(func);
+        return func;
+    }
+    if (m->flags & __Pyx_CYFUNCTION_CLASSMETHOD) {
+        if (type == NULL)
+            type = (PyObject *)(Py_TYPE(obj));
+        return PyMethod_New(func,
+                            type, (PyObject *)(Py_TYPE(type)));
+    }
     if (obj == Py_None)
-            obj = NULL;
+        obj = NULL;
     return PyMethod_New(func, obj, type);
 }
-
-static int __pyx_binding_PyCFunctionType_init(void) {
-    __pyx_binding_PyCFunctionType_type = PyCFunction_Type;
-    __pyx_binding_PyCFunctionType_type.tp_name = __Pyx_NAMESTR("cython_binding_builtin_function_or_method");
-    __pyx_binding_PyCFunctionType_type.tp_dealloc = (destructor)__pyx_binding_PyCFunctionType_dealloc;
-    __pyx_binding_PyCFunctionType_type.tp_descr_get = __pyx_binding_PyCFunctionType_descr_get;
-    if (PyType_Ready(&__pyx_binding_PyCFunctionType_type) < 0) {
-        return -1;
+static PyObject*
+__Pyx_CyFunction_repr(__pyx_CyFunctionObject *op)
+{
+    PyObject *func_name = __Pyx_CyFunction_get_name(op);
+#if PY_MAJOR_VERSION >= 3
+    return PyUnicode_FromFormat("<cyfunction %U at %p>",
+                                func_name, (void *)op);
+#else
+    return PyString_FromFormat("<cyfunction %s at %p>",
+                               PyString_AsString(func_name), (void *)op);
+#endif
+}
+#if CYTHON_COMPILING_IN_PYPY
+static PyObject * __Pyx_CyFunction_Call(PyObject *func, PyObject *arg, PyObject *kw) {
+    PyCFunctionObject* f = (PyCFunctionObject*)func;
+    PyCFunction meth = PyCFunction_GET_FUNCTION(func);
+    PyObject *self = PyCFunction_GET_SELF(func);
+    Py_ssize_t size;
+    switch (PyCFunction_GET_FLAGS(func) & ~(METH_CLASS | METH_STATIC | METH_COEXIST)) {
+    case METH_VARARGS:
+        if (likely(kw == NULL) || PyDict_Size(kw) == 0)
+            return (*meth)(self, arg);
+        break;
+    case METH_VARARGS | METH_KEYWORDS:
+        return (*(PyCFunctionWithKeywords)meth)(self, arg, kw);
+    case METH_NOARGS:
+        if (likely(kw == NULL) || PyDict_Size(kw) == 0) {
+            size = PyTuple_GET_SIZE(arg);
+            if (size == 0)
+                return (*meth)(self, NULL);
+            PyErr_Format(PyExc_TypeError,
+                "%.200s() takes no arguments (%zd given)",
+                f->m_ml->ml_name, size);
+            return NULL;
+        }
+        break;
+    case METH_O:
+        if (likely(kw == NULL) || PyDict_Size(kw) == 0) {
+            size = PyTuple_GET_SIZE(arg);
+            if (size == 1)
+                return (*meth)(self, PyTuple_GET_ITEM(arg, 0));
+            PyErr_Format(PyExc_TypeError,
+                "%.200s() takes exactly one argument (%zd given)",
+                f->m_ml->ml_name, size);
+            return NULL;
+        }
+        break;
+    default:
+        PyErr_SetString(PyExc_SystemError, "Bad call flags in "
+                        "__Pyx_CyFunction_Call. METH_OLDARGS is no "
+                        "longer supported!");
+        return NULL;
     }
-    __pyx_binding_PyCFunctionType = &__pyx_binding_PyCFunctionType_type;
+    PyErr_Format(PyExc_TypeError, "%.200s() takes no keyword arguments",
+                 f->m_ml->ml_name);
+    return NULL;
+}
+#else
+static PyObject * __Pyx_CyFunction_Call(PyObject *func, PyObject *arg, PyObject *kw) {
+	return PyCFunction_Call(func, arg, kw);
+}
+#endif
+static PyTypeObject __pyx_CyFunctionType_type = {
+    PyVarObject_HEAD_INIT(0, 0)
+    __Pyx_NAMESTR("cython_function_or_method"), /*tp_name*/
+    sizeof(__pyx_CyFunctionObject),   /*tp_basicsize*/
+    0,                                  /*tp_itemsize*/
+    (destructor) __Pyx_CyFunction_dealloc, /*tp_dealloc*/
+    0,                                  /*tp_print*/
+    0,                                  /*tp_getattr*/
+    0,                                  /*tp_setattr*/
+#if PY_MAJOR_VERSION < 3
+    0,                                  /*tp_compare*/
+#else
+    0,                                  /*reserved*/
+#endif
+    (reprfunc) __Pyx_CyFunction_repr,   /*tp_repr*/
+    0,                                  /*tp_as_number*/
+    0,                                  /*tp_as_sequence*/
+    0,                                  /*tp_as_mapping*/
+    0,                                  /*tp_hash*/
+    __Pyx_CyFunction_Call,              /*tp_call*/
+    0,                                  /*tp_str*/
+    0,                                  /*tp_getattro*/
+    0,                                  /*tp_setattro*/
+    0,                                  /*tp_as_buffer*/
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags*/
+    0,                                  /*tp_doc*/
+    (traverseproc) __Pyx_CyFunction_traverse,   /*tp_traverse*/
+    (inquiry) __Pyx_CyFunction_clear,   /*tp_clear*/
+    0,                                  /*tp_richcompare*/
+    offsetof(__pyx_CyFunctionObject, func_weakreflist), /* tp_weaklistoffse */
+    0,                                  /*tp_iter*/
+    0,                                  /*tp_iternext*/
+    __pyx_CyFunction_methods,           /*tp_methods*/
+    __pyx_CyFunction_members,           /*tp_members*/
+    __pyx_CyFunction_getsets,           /*tp_getset*/
+    0,                                  /*tp_base*/
+    0,                                  /*tp_dict*/
+    __Pyx_CyFunction_descr_get,         /*tp_descr_get*/
+    0,                                  /*tp_descr_set*/
+    offsetof(__pyx_CyFunctionObject, func_dict),/*tp_dictoffset*/
+    0,                                  /*tp_init*/
+    0,                                  /*tp_alloc*/
+    0,                                  /*tp_new*/
+    0,                                  /*tp_free*/
+    0,                                  /*tp_is_gc*/
+    0,                                  /*tp_bases*/
+    0,                                  /*tp_mro*/
+    0,                                  /*tp_cache*/
+    0,                                  /*tp_subclasses*/
+    0,                                  /*tp_weaklist*/
+    0,                                  /*tp_del*/
+#if PY_VERSION_HEX >= 0x02060000
+    0,                                  /*tp_version_tag*/
+#endif
+};
+static int __Pyx_CyFunction_init(void) {
+#if !CYTHON_COMPILING_IN_PYPY
+    __pyx_CyFunctionType_type.tp_call = PyCFunction_Call;
+#endif
+    if (PyType_Ready(&__pyx_CyFunctionType_type) < 0)
+        return -1;
+    __pyx_CyFunctionType = &__pyx_CyFunctionType_type;
     return 0;
-
+}
+static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *func, size_t size, int pyobjects) {
+    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
+    m->defaults = PyMem_Malloc(size);
+    if (!m->defaults)
+        return PyErr_NoMemory();
+    memset(m->defaults, 0, sizeof(size));
+    m->defaults_pyobjects = pyobjects;
+    return m->defaults;
+}
+static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *func, PyObject *tuple) {
+    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
+    m->defaults_tuple = tuple;
+    Py_INCREF(tuple);
 }
 
 static CYTHON_INLINE unsigned char __Pyx_PyInt_AsUnsignedChar(PyObject* x) {
@@ -64091,8 +69406,8 @@ static CYTHON_INLINE signed PY_LONG_LONG __Pyx_PyInt_AsSignedLongLong(PyObject*
     }
 }
 
-static void __Pyx_WriteUnraisable(const char *name, int clineno,
-                                  int lineno, const char *filename) {
+static void __Pyx_WriteUnraisable(const char *name, CYTHON_UNUSED int clineno,
+                                  CYTHON_UNUSED int lineno, CYTHON_UNUSED const char *filename) {
     PyObject *old_exc, *old_val, *old_tb;
     PyObject *ctx;
     __Pyx_ErrFetch(&old_exc, &old_val, &old_tb);
@@ -64112,125 +69427,522 @@ static void __Pyx_WriteUnraisable(const char *name, int clineno,
 
 static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb) {
     PyObject *tmp_type, *tmp_value, *tmp_tb;
+#if CYTHON_COMPILING_IN_CPYTHON
     PyThreadState *tstate = PyThreadState_GET();
-
     tmp_type = tstate->exc_type;
     tmp_value = tstate->exc_value;
     tmp_tb = tstate->exc_traceback;
-
     tstate->exc_type = *type;
     tstate->exc_value = *value;
     tstate->exc_traceback = *tb;
-
+#else
+    PyErr_GetExcInfo(&tmp_type, &tmp_value, &tmp_tb);
+    PyErr_SetExcInfo(*type, *value, *tb);
+#endif
     *type = tmp_type;
     *value = tmp_value;
     *tb = tmp_tb;
 }
 
-static CYTHON_INLINE void __Pyx_Generator_ExceptionClear(struct __pyx_Generator_object *self)
-{
-    Py_XDECREF(self->exc_type);
-    Py_XDECREF(self->exc_value);
-    Py_XDECREF(self->exc_traceback);
-
+static PyObject *__Pyx_Generator_Next(PyObject *self);
+static PyObject *__Pyx_Generator_Send(PyObject *self, PyObject *value);
+static PyObject *__Pyx_Generator_Close(PyObject *self);
+static PyObject *__Pyx_Generator_Throw(PyObject *gen, PyObject *args);
+static PyTypeObject *__pyx_GeneratorType = 0;
+#define __Pyx_Generator_CheckExact(obj) (Py_TYPE(obj) == __pyx_GeneratorType)
+#define __Pyx_Generator_Undelegate(gen) Py_CLEAR((gen)->yieldfrom)
+#if 1 || PY_VERSION_HEX < 0x030300B0
+static int __Pyx_PyGen_FetchStopIterationValue(PyObject **pvalue) {
+    PyObject *et, *ev, *tb;
+    PyObject *value = NULL;
+    __Pyx_ErrFetch(&et, &ev, &tb);
+    if (!et) {
+        Py_XDECREF(tb);
+        Py_XDECREF(ev);
+        Py_INCREF(Py_None);
+        *pvalue = Py_None;
+        return 0;
+    }
+    if (unlikely(et != PyExc_StopIteration) &&
+            unlikely(!PyErr_GivenExceptionMatches(et, PyExc_StopIteration))) {
+        __Pyx_ErrRestore(et, ev, tb);
+        return -1;
+    }
+    if (likely(et == PyExc_StopIteration)) {
+        if (likely(!ev) || !PyObject_IsInstance(ev, PyExc_StopIteration)) {
+            if (!ev) {
+                Py_INCREF(Py_None);
+                ev = Py_None;
+            }
+            Py_XDECREF(tb);
+            Py_DECREF(et);
+            *pvalue = ev;
+            return 0;
+        }
+    }
+    PyErr_NormalizeException(&et, &ev, &tb);
+    if (unlikely(!PyObject_IsInstance(ev, PyExc_StopIteration))) {
+        __Pyx_ErrRestore(et, ev, tb);
+        return -1;
+    }
+    Py_XDECREF(tb);
+    Py_DECREF(et);
+#if PY_VERSION_HEX >= 0x030300A0
+    value = ((PyStopIterationObject *)ev)->value;
+    Py_INCREF(value);
+    Py_DECREF(ev);
+#else
+    {
+        PyObject* args = PyObject_GetAttrString(ev, "args");
+        Py_DECREF(ev);
+        if (likely(args)) {
+            value = PyObject_GetItem(args, 0);
+            Py_DECREF(args);
+        }
+        if (unlikely(!value)) {
+            __Pyx_ErrRestore(NULL, NULL, NULL);
+            Py_INCREF(Py_None);
+            value = Py_None;
+        }
+    }
+#endif
+    *pvalue = value;
+    return 0;
+}
+#endif
+static CYTHON_INLINE
+void __Pyx_Generator_ExceptionClear(__pyx_GeneratorObject *self) {
+    PyObject *exc_type = self->exc_type;
+    PyObject *exc_value = self->exc_value;
+    PyObject *exc_traceback = self->exc_traceback;
     self->exc_type = NULL;
     self->exc_value = NULL;
     self->exc_traceback = NULL;
+    Py_XDECREF(exc_type);
+    Py_XDECREF(exc_value);
+    Py_XDECREF(exc_traceback);
 }
-
-static CYTHON_INLINE PyObject *__Pyx_Generator_SendEx(struct __pyx_Generator_object *self, PyObject *value)
-{
-    PyObject *retval;
-
-    if (self->is_running) {
+static CYTHON_INLINE
+int __Pyx_Generator_CheckRunning(__pyx_GeneratorObject *gen) {
+    if (unlikely(gen->is_running)) {
         PyErr_SetString(PyExc_ValueError,
                         "generator already executing");
-        return NULL;
+        return 1;
     }
-
-    if (self->resume_label == 0) {
-        if (value && value != Py_None) {
+    return 0;
+}
+static CYTHON_INLINE
+PyObject *__Pyx_Generator_SendEx(__pyx_GeneratorObject *self, PyObject *value) {
+    PyObject *retval;
+    assert(!self->is_running);
+    if (unlikely(self->resume_label == 0)) {
+        if (unlikely(value && value != Py_None)) {
             PyErr_SetString(PyExc_TypeError,
                             "can't send non-None value to a "
                             "just-started generator");
             return NULL;
         }
     }
-
-    if (self->resume_label == -1) {
+    if (unlikely(self->resume_label == -1)) {
         PyErr_SetNone(PyExc_StopIteration);
         return NULL;
     }
-
-
-    if (value)
-        __Pyx_ExceptionSwap(&self->exc_type, &self->exc_value, &self->exc_traceback);
-    else
+    if (value) {
+#if CYTHON_COMPILING_IN_PYPY
+#else
+        /* Generators always return to their most recent caller, not
+         * necessarily their creator. */
+        if (self->exc_traceback) {
+            PyThreadState *tstate = PyThreadState_GET();
+            PyTracebackObject *tb = (PyTracebackObject *) self->exc_traceback;
+            PyFrameObject *f = tb->tb_frame;
+            Py_XINCREF(tstate->frame);
+            assert(f->f_back == NULL);
+            f->f_back = tstate->frame;
+        }
+#endif
+        __Pyx_ExceptionSwap(&self->exc_type, &self->exc_value,
+                            &self->exc_traceback);
+    } else {
         __Pyx_Generator_ExceptionClear(self);
-
+    }
     self->is_running = 1;
     retval = self->body((PyObject *) self, value);
     self->is_running = 0;
-
-    if (retval)
-        __Pyx_ExceptionSwap(&self->exc_type, &self->exc_value, &self->exc_traceback);
-    else
+    if (retval) {
+        __Pyx_ExceptionSwap(&self->exc_type, &self->exc_value,
+                            &self->exc_traceback);
+#if CYTHON_COMPILING_IN_PYPY
+#else
+        /* Don't keep the reference to f_back any longer than necessary.  It
+         * may keep a chain of frames alive or it could create a reference
+         * cycle. */
+        if (self->exc_traceback) {
+            PyTracebackObject *tb = (PyTracebackObject *) self->exc_traceback;
+            PyFrameObject *f = tb->tb_frame;
+            Py_CLEAR(f->f_back);
+        }
+#endif
+    } else {
         __Pyx_Generator_ExceptionClear(self);
-
+    }
     return retval;
 }
-
-static PyObject *__Pyx_Generator_Next(PyObject *self)
-{
-    return __Pyx_Generator_SendEx((struct __pyx_Generator_object *) self, Py_None);
-}
-
-static PyObject *__Pyx_Generator_Send(PyObject *self, PyObject *value)
-{
-    return __Pyx_Generator_SendEx((struct __pyx_Generator_object *) self, value);
+static CYTHON_INLINE
+PyObject *__Pyx_Generator_FinishDelegation(__pyx_GeneratorObject *gen) {
+    PyObject *ret;
+    PyObject *val = NULL;
+    __Pyx_Generator_Undelegate(gen);
+    __Pyx_PyGen_FetchStopIterationValue(&val);
+    ret = __Pyx_Generator_SendEx(gen, val);
+    Py_XDECREF(val);
+    return ret;
+}
+static PyObject *__Pyx_Generator_Next(PyObject *self) {
+    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject*) self;
+    PyObject *yf = gen->yieldfrom;
+    if (unlikely(__Pyx_Generator_CheckRunning(gen)))
+        return NULL;
+    if (yf) {
+        PyObject *ret;
+        gen->is_running = 1;
+        ret = Py_TYPE(yf)->tp_iternext(yf);
+        gen->is_running = 0;
+        if (likely(ret)) {
+            return ret;
+        }
+        return __Pyx_Generator_FinishDelegation(gen);
+    }
+    return __Pyx_Generator_SendEx(gen, Py_None);
 }
-
-static PyObject *__Pyx_Generator_Close(PyObject *self)
-{
-    struct __pyx_Generator_object *generator = (struct __pyx_Generator_object *) self;
-    PyObject *retval;
+static PyObject *__Pyx_Generator_Send(PyObject *self, PyObject *value) {
+    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject*) self;
+    PyObject *yf = gen->yieldfrom;
+    if (unlikely(__Pyx_Generator_CheckRunning(gen)))
+        return NULL;
+    if (yf) {
+        PyObject *ret;
+        gen->is_running = 1;
+        if (__Pyx_Generator_CheckExact(yf)) {
+            ret = __Pyx_Generator_Send(yf, value);
+        } else {
+            if (value == Py_None)
+                ret = PyIter_Next(yf);
+            else
+                ret = PyObject_CallMethod(yf, (char*)"send", (char*)"O", value);
+        }
+        gen->is_running = 0;
+        if (likely(ret)) {
+            return ret;
+        }
+        return __Pyx_Generator_FinishDelegation(gen);
+    }
+    return __Pyx_Generator_SendEx(gen, value);
+}
+static int __Pyx_Generator_CloseIter(__pyx_GeneratorObject *gen, PyObject *yf) {
+    PyObject *retval = NULL;
+    int err = 0;
+    if (__Pyx_Generator_CheckExact(yf)) {
+        retval = __Pyx_Generator_Close(yf);
+        if (!retval)
+            return -1;
+    } else {
+        PyObject *meth;
+        gen->is_running = 1;
+        meth = PyObject_GetAttrString(yf, "close");
+        if (unlikely(!meth)) {
+            if (!PyErr_ExceptionMatches(PyExc_AttributeError)) {
+                PyErr_WriteUnraisable(yf);
+            }
+            PyErr_Clear();
+        } else {
+            retval = PyObject_CallFunction(meth, NULL);
+            Py_DECREF(meth);
+            if (!retval)
+                err = -1;
+        }
+        gen->is_running = 0;
+    }
+    Py_XDECREF(retval);
+    return err;
+}
+static PyObject *__Pyx_Generator_Close(PyObject *self) {
+    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) self;
+    PyObject *retval, *raised_exception;
+    PyObject *yf = gen->yieldfrom;
+    int err = 0;
+    if (unlikely(__Pyx_Generator_CheckRunning(gen)))
+        return NULL;
+    if (yf) {
+        Py_INCREF(yf);
+        err = __Pyx_Generator_CloseIter(gen, yf);
+        __Pyx_Generator_Undelegate(gen);
+        Py_DECREF(yf);
+    }
+    if (err == 0)
 #if PY_VERSION_HEX < 0x02050000
-    PyErr_SetNone(PyExc_StopIteration);
+        PyErr_SetNone(PyExc_StopIteration);
 #else
-    PyErr_SetNone(PyExc_GeneratorExit);
+        PyErr_SetNone(PyExc_GeneratorExit);
 #endif
-    retval = __Pyx_Generator_SendEx(generator, NULL);
+    retval = __Pyx_Generator_SendEx(gen, NULL);
     if (retval) {
         Py_DECREF(retval);
         PyErr_SetString(PyExc_RuntimeError,
                         "generator ignored GeneratorExit");
         return NULL;
     }
-#if PY_VERSION_HEX < 0x02050000
-    if (PyErr_ExceptionMatches(PyExc_StopIteration))
-#else
-    if (PyErr_ExceptionMatches(PyExc_StopIteration)
-        || PyErr_ExceptionMatches(PyExc_GeneratorExit))
+    raised_exception = PyErr_Occurred();
+    if (!raised_exception
+        || raised_exception == PyExc_StopIteration
+#if PY_VERSION_HEX >= 0x02050000
+        || raised_exception == PyExc_GeneratorExit
+        || PyErr_GivenExceptionMatches(raised_exception, PyExc_GeneratorExit)
 #endif
+        || PyErr_GivenExceptionMatches(raised_exception, PyExc_StopIteration))
     {
-        PyErr_Clear();          /* ignore these errors */
+        if (raised_exception) PyErr_Clear();      /* ignore these errors */
         Py_INCREF(Py_None);
         return Py_None;
     }
     return NULL;
 }
-
-static PyObject *__Pyx_Generator_Throw(PyObject *self, PyObject *args, CYTHON_UNUSED PyObject *kwds)
-{
-    struct __pyx_Generator_object *generator = (struct __pyx_Generator_object *) self;
+static PyObject *__Pyx_Generator_Throw(PyObject *self, PyObject *args) {
+    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) self;
     PyObject *typ;
     PyObject *tb = NULL;
     PyObject *val = NULL;
-
+    PyObject *yf = gen->yieldfrom;
     if (!PyArg_UnpackTuple(args, (char *)"throw", 1, 3, &typ, &val, &tb))
         return NULL;
+    if (unlikely(__Pyx_Generator_CheckRunning(gen)))
+        return NULL;
+    if (yf) {
+        PyObject *ret;
+        Py_INCREF(yf);
+#if PY_VERSION_HEX >= 0x02050000
+        if (PyErr_GivenExceptionMatches(typ, PyExc_GeneratorExit)) {
+            int err = __Pyx_Generator_CloseIter(gen, yf);
+            Py_DECREF(yf);
+            __Pyx_Generator_Undelegate(gen);
+            if (err < 0)
+                return __Pyx_Generator_SendEx(gen, NULL);
+            goto throw_here;
+        }
+#endif
+        gen->is_running = 1;
+        if (__Pyx_Generator_CheckExact(yf)) {
+            ret = __Pyx_Generator_Throw(yf, args);
+        } else {
+            PyObject *meth = PyObject_GetAttrString(yf, "throw");
+            if (unlikely(!meth)) {
+                Py_DECREF(yf);
+                if (!PyErr_ExceptionMatches(PyExc_AttributeError)) {
+                    gen->is_running = 0;
+                    return NULL;
+                }
+                PyErr_Clear();
+                __Pyx_Generator_Undelegate(gen);
+                gen->is_running = 0;
+                goto throw_here;
+            }
+            ret = PyObject_CallObject(meth, args);
+            Py_DECREF(meth);
+        }
+        gen->is_running = 0;
+        Py_DECREF(yf);
+        if (!ret) {
+            ret = __Pyx_Generator_FinishDelegation(gen);
+        }
+        return ret;
+    }
+throw_here:
     __Pyx_Raise(typ, val, tb, NULL);
-    return __Pyx_Generator_SendEx(generator, NULL);
+    return __Pyx_Generator_SendEx(gen, NULL);
+}
+static int __Pyx_Generator_traverse(PyObject *self, visitproc visit, void *arg) {
+    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) self;
+    Py_VISIT(gen->closure);
+    Py_VISIT(gen->classobj);
+    Py_VISIT(gen->yieldfrom);
+    Py_VISIT(gen->exc_type);
+    Py_VISIT(gen->exc_value);
+    Py_VISIT(gen->exc_traceback);
+    return 0;
+}
+static int __Pyx_Generator_clear(PyObject *self) {
+    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) self;
+    Py_CLEAR(gen->closure);
+    Py_CLEAR(gen->classobj);
+    Py_CLEAR(gen->yieldfrom);
+    Py_CLEAR(gen->exc_type);
+    Py_CLEAR(gen->exc_value);
+    Py_CLEAR(gen->exc_traceback);
+    return 0;
+}
+static void __Pyx_Generator_dealloc(PyObject *self) {
+    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) self;
+    PyObject_GC_UnTrack(gen);
+    if (gen->gi_weakreflist != NULL)
+        PyObject_ClearWeakRefs(self);
+    PyObject_GC_Track(self);
+    if (gen->resume_label > 0) {
+        Py_TYPE(gen)->tp_del(self);
+        if (self->ob_refcnt > 0)
+            return;                     /* resurrected.  :( */
+    }
+    PyObject_GC_UnTrack(self);
+    __Pyx_Generator_clear(self);
+    PyObject_GC_Del(gen);
+}
+static void __Pyx_Generator_del(PyObject *self) {
+    PyObject *res;
+    PyObject *error_type, *error_value, *error_traceback;
+    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) self;
+    if (gen->resume_label <= 0)
+        return ;
+    assert(self->ob_refcnt == 0);
+    self->ob_refcnt = 1;
+    __Pyx_ErrFetch(&error_type, &error_value, &error_traceback);
+    res = __Pyx_Generator_Close(self);
+    if (res == NULL)
+        PyErr_WriteUnraisable(self);
+    else
+        Py_DECREF(res);
+    __Pyx_ErrRestore(error_type, error_value, error_traceback);
+    /* Undo the temporary resurrection; can't use DECREF here, it would
+     * cause a recursive call.
+     */
+    assert(self->ob_refcnt > 0);
+    if (--self->ob_refcnt == 0)
+        return; /* this is the normal path out */
+    /* close() resurrected it!  Make it look like the original Py_DECREF
+     * never happened.
+     */
+    {
+        Py_ssize_t refcnt = self->ob_refcnt;
+        _Py_NewReference(self);
+        self->ob_refcnt = refcnt;
+    }
+#if CYTHON_COMPILING_FOR_CPYTHON
+    assert(PyType_IS_GC(self->ob_type) &&
+           _Py_AS_GC(self)->gc.gc_refs != _PyGC_REFS_UNTRACKED);
+    /* If Py_REF_DEBUG, _Py_NewReference bumped _Py_RefTotal, so
+     * we need to undo that. */
+    _Py_DEC_REFTOTAL;
+#endif
+    /* If Py_TRACE_REFS, _Py_NewReference re-added self to the object
+     * chain, so no more to do there.
+     * If COUNT_ALLOCS, the original decref bumped tp_frees, and
+     * _Py_NewReference bumped tp_allocs:  both of those need to be
+     * undone.
+     */
+#ifdef COUNT_ALLOCS
+    --Py_TYPE(self)->tp_frees;
+    --Py_TYPE(self)->tp_allocs;
+#endif
+}
+static PyMemberDef __pyx_Generator_memberlist[] = {
+    {(char *) "gi_running",
+#if PY_VERSION_HEX >= 0x02060000
+     T_BOOL,
+#else
+     T_BYTE,
+#endif
+     offsetof(__pyx_GeneratorObject, is_running),
+     READONLY,
+     NULL},
+    {0, 0, 0, 0, 0}
+};
+static PyMethodDef __pyx_Generator_methods[] = {
+    {__Pyx_NAMESTR("send"), (PyCFunction) __Pyx_Generator_Send, METH_O, 0},
+    {__Pyx_NAMESTR("throw"), (PyCFunction) __Pyx_Generator_Throw, METH_VARARGS, 0},
+    {__Pyx_NAMESTR("close"), (PyCFunction) __Pyx_Generator_Close, METH_NOARGS, 0},
+    {0, 0, 0, 0}
+};
+static PyTypeObject __pyx_GeneratorType_type = {
+    PyVarObject_HEAD_INIT(0, 0)
+    __Pyx_NAMESTR("generator"),         /*tp_name*/
+    sizeof(__pyx_GeneratorObject),      /*tp_basicsize*/
+    0,                                  /*tp_itemsize*/
+    (destructor) __Pyx_Generator_dealloc,/*tp_dealloc*/
+    0,                                  /*tp_print*/
+    0,                                  /*tp_getattr*/
+    0,                                  /*tp_setattr*/
+#if PY_MAJOR_VERSION < 3
+    0,                                  /*tp_compare*/
+#else
+    0,                                  /*reserved*/
+#endif
+    0,                                   /*tp_repr*/
+    0,                                  /*tp_as_number*/
+    0,                                  /*tp_as_sequence*/
+    0,                                  /*tp_as_mapping*/
+    0,                                  /*tp_hash*/
+    0,                                  /*tp_call*/
+    0,                                  /*tp_str*/
+    0,                                  /*tp_getattro*/
+    0,                                  /*tp_setattro*/
+    0,                                  /*tp_as_buffer*/
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags*/
+    0,                                  /*tp_doc*/
+    (traverseproc) __Pyx_Generator_traverse,   /*tp_traverse*/
+    0,                                  /*tp_clear*/
+    0,                                  /*tp_richcompare*/
+    offsetof(__pyx_GeneratorObject, gi_weakreflist), /* tp_weaklistoffse */
+    0,                                  /*tp_iter*/
+    (iternextfunc) __Pyx_Generator_Next, /*tp_iternext*/
+    __pyx_Generator_methods,            /*tp_methods*/
+    __pyx_Generator_memberlist,         /*tp_members*/
+    0,                                  /*tp_getset*/
+    0,                                  /*tp_base*/
+    0,                                  /*tp_dict*/
+    0,                                  /*tp_descr_get*/
+    0,                                  /*tp_descr_set*/
+    0,                                  /*tp_dictoffset*/
+    0,                                  /*tp_init*/
+    0,                                  /*tp_alloc*/
+    0,                                  /*tp_new*/
+    0,                                  /*tp_free*/
+    0,                                  /*tp_is_gc*/
+    0,                                  /*tp_bases*/
+    0,                                  /*tp_mro*/
+    0,                                  /*tp_cache*/
+    0,                                  /*tp_subclasses*/
+    0,                                  /*tp_weaklist*/
+    __Pyx_Generator_del,                /*tp_del*/
+#if PY_VERSION_HEX >= 0x02060000
+    0,                                  /*tp_version_tag*/
+#endif
+};
+static __pyx_GeneratorObject *__Pyx_Generator_New(__pyx_generator_body_t body,
+                                                  PyObject *closure) {
+    __pyx_GeneratorObject *gen =
+        PyObject_GC_New(__pyx_GeneratorObject, &__pyx_GeneratorType_type);
+    if (gen == NULL)
+        return NULL;
+    gen->body = body;
+    gen->closure = closure;
+    Py_XINCREF(closure);
+    gen->is_running = 0;
+    gen->resume_label = 0;
+    gen->classobj = NULL;
+    gen->yieldfrom = NULL;
+    gen->exc_type = NULL;
+    gen->exc_value = NULL;
+    gen->exc_traceback = NULL;
+    gen->gi_weakreflist = NULL;
+    PyObject_GC_Track(gen);
+    return gen;
+}
+static int __pyx_Generator_init(void) {
+    __pyx_GeneratorType_type.tp_getattro = PyObject_GenericGetAttr;
+    __pyx_GeneratorType_type.tp_iter = PyObject_SelfIter;
+    if (PyType_Ready(&__pyx_GeneratorType_type)) {
+        return -1;
+    }
+    __pyx_GeneratorType = &__pyx_GeneratorType_type;
+    return 0;
 }
 
 static int __Pyx_check_binary_version(void) {
@@ -64259,7 +69971,6 @@ static int __Pyx_ExportFunction(const char *name, void (*f)(void), const char *s
         void (*fp)(void);
         void *p;
     } tmp;
-
     d = PyObject_GetAttrString(__pyx_m, (char *)"__pyx_capi__");
     if (!d) {
         PyErr_Clear();
@@ -64306,29 +70017,105 @@ bad:
     return -1;
 }
 
+static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
+    int start = 0, mid = 0, end = count - 1;
+    if (end >= 0 && code_line > entries[end].code_line) {
+        return count;
+    }
+    while (start < end) {
+        mid = (start + end) / 2;
+        if (code_line < entries[mid].code_line) {
+            end = mid;
+        } else if (code_line > entries[mid].code_line) {
+             start = mid + 1;
+        } else {
+            return mid;
+        }
+    }
+    if (code_line <= entries[mid].code_line) {
+        return mid;
+    } else {
+        return mid + 1;
+    }
+}
+static PyCodeObject *__pyx_find_code_object(int code_line) {
+    PyCodeObject* code_object;
+    int pos;
+    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
+        return NULL;
+    }
+    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
+    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
+        return NULL;
+    }
+    code_object = __pyx_code_cache.entries[pos].code_object;
+    Py_INCREF(code_object);
+    return code_object;
+}
+static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
+    int pos, i;
+    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
+    if (unlikely(!code_line)) {
+        return;
+    }
+    if (unlikely(!entries)) {
+        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
+        if (likely(entries)) {
+            __pyx_code_cache.entries = entries;
+            __pyx_code_cache.max_count = 64;
+            __pyx_code_cache.count = 1;
+            entries[0].code_line = code_line;
+            entries[0].code_object = code_object;
+            Py_INCREF(code_object);
+        }
+        return;
+    }
+    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
+    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
+        PyCodeObject* tmp = entries[pos].code_object;
+        entries[pos].code_object = code_object;
+        Py_DECREF(tmp);
+        return;
+    }
+    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
+        int new_max = __pyx_code_cache.max_count + 64;
+        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
+            __pyx_code_cache.entries, new_max*sizeof(__Pyx_CodeObjectCacheEntry));
+        if (unlikely(!entries)) {
+            return;
+        }
+        __pyx_code_cache.entries = entries;
+        __pyx_code_cache.max_count = new_max;
+    }
+    for (i=__pyx_code_cache.count; i>pos; i--) {
+        entries[i] = entries[i-1];
+    }
+    entries[pos].code_line = code_line;
+    entries[pos].code_object = code_object;
+    __pyx_code_cache.count++;
+    Py_INCREF(code_object);
+}
+
 #include "compile.h"
 #include "frameobject.h"
 #include "traceback.h"
-
-static void __Pyx_AddTraceback(const char *funcname, int __pyx_clineno,
-                               int __pyx_lineno, const char *__pyx_filename) {
+static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
+            const char *funcname, int c_line,
+            int py_line, const char *filename) {
+    PyCodeObject *py_code = 0;
     PyObject *py_srcfile = 0;
     PyObject *py_funcname = 0;
-    PyObject *py_globals = 0;
-    PyCodeObject *py_code = 0;
-    PyFrameObject *py_frame = 0;
-
     #if PY_MAJOR_VERSION < 3
-    py_srcfile = PyString_FromString(__pyx_filename);
+    py_srcfile = PyString_FromString(filename);
     #else
-    py_srcfile = PyUnicode_FromString(__pyx_filename);
+    py_srcfile = PyUnicode_FromString(filename);
     #endif
     if (!py_srcfile) goto bad;
-    if (__pyx_clineno) {
+    if (c_line) {
         #if PY_MAJOR_VERSION < 3
-        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, __pyx_clineno);
+        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
         #else
-        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, __pyx_clineno);
+        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
         #endif
     }
     else {
@@ -64339,28 +70126,45 @@ static void __Pyx_AddTraceback(const char *funcname, int __pyx_clineno,
         #endif
     }
     if (!py_funcname) goto bad;
-    py_globals = PyModule_GetDict(__pyx_m);
-    if (!py_globals) goto bad;
-    py_code = PyCode_New(
+    py_code = __Pyx_PyCode_New(
         0,            /*int argcount,*/
-        #if PY_MAJOR_VERSION >= 3
         0,            /*int kwonlyargcount,*/
-        #endif
         0,            /*int nlocals,*/
         0,            /*int stacksize,*/
         0,            /*int flags,*/
         __pyx_empty_bytes, /*PyObject *code,*/
-        __pyx_empty_tuple,  /*PyObject *consts,*/
-        __pyx_empty_tuple,  /*PyObject *names,*/
-        __pyx_empty_tuple,  /*PyObject *varnames,*/
-        __pyx_empty_tuple,  /*PyObject *freevars,*/
-        __pyx_empty_tuple,  /*PyObject *cellvars,*/
+        __pyx_empty_tuple, /*PyObject *consts,*/
+        __pyx_empty_tuple, /*PyObject *names,*/
+        __pyx_empty_tuple, /*PyObject *varnames,*/
+        __pyx_empty_tuple, /*PyObject *freevars,*/
+        __pyx_empty_tuple, /*PyObject *cellvars,*/
         py_srcfile,   /*PyObject *filename,*/
         py_funcname,  /*PyObject *name,*/
-        __pyx_lineno,   /*int firstlineno,*/
+        py_line,      /*int firstlineno,*/
         __pyx_empty_bytes  /*PyObject *lnotab*/
     );
-    if (!py_code) goto bad;
+    Py_DECREF(py_srcfile);
+    Py_DECREF(py_funcname);
+    return py_code;
+bad:
+    Py_XDECREF(py_srcfile);
+    Py_XDECREF(py_funcname);
+    return NULL;
+}
+static void __Pyx_AddTraceback(const char *funcname, int c_line,
+                               int py_line, const char *filename) {
+    PyCodeObject *py_code = 0;
+    PyObject *py_globals = 0;
+    PyFrameObject *py_frame = 0;
+    py_code = __pyx_find_code_object(c_line ? c_line : py_line);
+    if (!py_code) {
+        py_code = __Pyx_CreateCodeObjectForTraceback(
+            funcname, c_line, py_line, filename);
+        if (!py_code) goto bad;
+        __pyx_insert_code_object(c_line ? c_line : py_line, py_code);
+    }
+    py_globals = PyModule_GetDict(__pyx_m);
+    if (!py_globals) goto bad;
     py_frame = PyFrame_New(
         PyThreadState_GET(), /*PyThreadState *tstate,*/
         py_code,             /*PyCodeObject *code,*/
@@ -64368,11 +70172,9 @@ static void __Pyx_AddTraceback(const char *funcname, int __pyx_clineno,
         0                    /*PyObject *locals*/
     );
     if (!py_frame) goto bad;
-    py_frame->f_lineno = __pyx_lineno;
+    py_frame->f_lineno = py_line;
     PyTraceBack_Here(py_frame);
 bad:
-    Py_XDECREF(py_srcfile);
-    Py_XDECREF(py_funcname);
     Py_XDECREF(py_code);
     Py_XDECREF(py_frame);
 }
@@ -64407,6 +70209,7 @@ static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
     return 0;
 }
 
+
 /* Type Conversion Functions */
 
 static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
diff --git a/python/src/sa/sym.pxi b/python/src/sa/sym.pxi
index 132925f6..f47599cf 100644
--- a/python/src/sa/sym.pxi
+++ b/python/src/sa/sym.pxi
@@ -101,5 +101,16 @@ cdef int sym_getindex(int sym):
 cdef int sym_setindex(int sym, int id):
     return ALPHABET.setindex(sym, id)
 
-def sym_fromstring(char* string, bint terminal):
+cdef int sym_fromstring(char* string, bint terminal):
     return ALPHABET.fromstring(string, terminal)
+
+def make_lattice(words):
+    word_ids = (sym_fromstring(word, True) for word in words)
+    return tuple(((word, None, 1), ) for word in word_ids)
+
+def decode_lattice(lattice):
+    return tuple((sym_tostring(sym), weight, dist) for (sym, weight, dist) in arc
+            for arc in node for node in lattice)
+
+def decode_sentence(lattice):
+    return tuple(sym_tostring(sym) for ((sym, _, _),) in lattice)