Merge branch 'master' of https://github.com/redpony/cdec

5 files changed, 1572 insertions, 1825 deletions

diff --git a/python/pkg/cdec/sa/extract.py b/python/pkg/cdec/sa/extract.py
index dc72c18c..b6502c52 100644
--- a/python/pkg/cdec/sa/extract.py
+++ b/python/pkg/cdec/sa/extract.py
@@ -1,23 +1,26 @@
 #!/usr/bin/env python
 import sys
 import os
+import re
+import gzip
 import argparse
 import logging
-import re
-import multiprocessing as mp
 import signal
+import multiprocessing as mp
 import cdec.sa
 from cdec.sa._sa import monitor_cpu
 
 extractor, prefix = None, None
-online = False
+online, compress = False, False
 
-def make_extractor(config, grammars, features):
-    global extractor, prefix, online
+def make_extractor(args):
+    global extractor, prefix, online, compress
     signal.signal(signal.SIGINT, signal.SIG_IGN) # Let parent process catch Ctrl+C
-    load_features(features)
-    extractor = cdec.sa.GrammarExtractor(config, online)
-    prefix = grammars
+    load_features(args.features)
+    extractor = cdec.sa.GrammarExtractor(args.config, online)
+    prefix = args.grammars
+    online = args.online
+    compress = args.compress
 
 def load_features(features):
     for featdef in features:
@@ -28,7 +31,7 @@ def load_features(features):
         sys.path.remove(prefix)
 
 def extract(inp):
-    global extractor, prefix, online
+    global extractor, prefix, online, compress
     i, sentence = inp
     sentence = sentence[:-1]
     fields = re.split('\s*\|\|\|\s*', sentence)
@@ -37,7 +40,7 @@ def extract(inp):
     if online:
         if len(fields) < 3:
             sys.stderr.write('Error: online mode requires references and alignments.'
-                    '  Not adding sentence to training data: {0}\n'.format(sentence))
+                    '  Not adding sentence to training data: {}\n'.format(sentence))
             sentence = fields[0]
         else:
             sentence, reference, alignment = fields[0:3]
@@ -47,15 +50,17 @@ def extract(inp):
         if len(fields) > 1:
             sentence = fields[0]
             suffix = ' ||| ' + ' ||| '.join(fields[1:])
-    grammar_file = os.path.join(prefix, 'grammar.{0}'.format(i))
-    with open(grammar_file, 'w') as output:
+
+    grammar_file = os.path.join(prefix, 'grammar.'+str(i))
+    if compress: grammar_file += '.gz'
+    with (gzip.open if compress else open)(grammar_file, 'w') as output:
         for rule in extractor.grammar(sentence):
             output.write(str(rule)+'\n')
     # Add training instance _after_ extracting grammars
     if online:
         extractor.add_instance(sentence, reference, alignment)
     grammar_file = os.path.abspath(grammar_file)
-    return '<seg grammar="{0}" id="{1}"> {2} </seg>{3}'.format(grammar_file, i, sentence, suffix)
+    return '<seg grammar="{}" id="{}">{}</seg>{}'.format(grammar_file, i, sentence, suffix)
 
 def main():
     global online
@@ -71,15 +76,17 @@ def main():
                         help='number of sentences / chunk')
     parser.add_argument('-f', '--features', nargs='*', default=[],
                         help='additional feature definitions')
-    parser.add_argument('-o', '--online', action='store_true', default=False,
+    parser.add_argument('-o', '--online', action='store_true',
                         help='online grammar extraction')
+    parser.add_argument('-z', '--compress', action='store_true',
+                        help='compress grammars with gzip')
     args = parser.parse_args()
 
     if not os.path.exists(args.grammars):
         os.mkdir(args.grammars)
     for featdef in args.features:
         if not featdef.endswith('.py'):
-            sys.stderr.write('Error: feature definition file <{0}>'
+            sys.stderr.write('Error: feature definition file <{}>'
                     ' should be a python module\n'.format(featdef))
             sys.exit(1)
 
@@ -88,14 +95,14 @@ def main():
     start_time = monitor_cpu()
     if args.jobs > 1:
         logging.info('Starting %d workers; chunk size: %d', args.jobs, args.chunksize)
-        pool = mp.Pool(args.jobs, make_extractor, (args.config, args.grammars, args.features))
+        pool = mp.Pool(args.jobs, make_extractor, (args,))
         try:
             for output in pool.imap(extract, enumerate(sys.stdin), args.chunksize):
                 print(output)
         except KeyboardInterrupt:
             pool.terminate()
     else:
-        make_extractor(args.config, args.grammars, args.features)
+        make_extractor(args)
         for output in map(extract, enumerate(sys.stdin)):
             print(output)
 
diff --git a/python/pkg/cdec/sa/online_extractor.py b/python/pkg/cdec/sa/online_extractor.py
deleted file mode 100755
index 03a46b3b..00000000
--- a/python/pkg/cdec/sa/online_extractor.py
+++ /dev/null
@@ -1,337 +0,0 @@
-#!/usr/bin/env python
-
-import collections, sys
-
-import cdec.configobj
-
-CAT = '[X]'  # Default non-terminal
-MAX_SIZE = 15  # Max span of a grammar rule (source)
-MAX_LEN = 5  # Max number of terminals and non-terminals in a rule (source)
-MAX_NT = 2  # Max number of non-terminals in a rule
-MIN_GAP = 1  # Min number of terminals between non-terminals (source)
-
-# Spans are _inclusive_ on both ends [i, j]
-# TODO: Replace all of this with bit vectors?
-def span_check(vec, i, j):
-    k = i
-    while k <= j:
-        if vec[k]:
-            return False
-        k += 1
-    return True
-
-def span_flip(vec, i, j):
-    k = i
-    while k <= j:
-        vec[k] = ~vec[k]
-        k += 1
-
-# Next non-terminal
-def next_nt(nt):
-     if not nt:
-         return 1
-     return nt[-1][0] + 1
-
-class NonTerminal:
-    def __init__(self, index):
-        self.index = index
-    def __str__(self):
-        return '[X,{0}]'.format(self.index)
-
-def fmt_rule(f_sym, e_sym, links):
-    a_str = ' '.join('{0}-{1}'.format(i, j) for (i, j) in links)
-    return '[X] ||| {0} ||| {1} ||| {2}'.format(' '.join(str(sym) for sym in f_sym),
-                                                ' '.join(str(sym) for sym in e_sym),
-                                                a_str)
-
-class OnlineGrammarExtractor:
-
-    def __init__(self, config=None):
-        if isinstance(config, str) or isinstance(config, unicode):
-            if not os.path.exists(config):
-                raise IOError('cannot read configuration from {0}'.format(config))
-            config = cdec.configobj.ConfigObj(config, unrepr=True)
-        elif not config:
-            config = collections.defaultdict(lambda: None)
-        self.category = CAT
-        self.max_size = MAX_SIZE
-        self.max_length = config['max_len'] or MAX_LEN
-        self.max_nonterminals = config['max_nt'] or MAX_NT
-        self.min_gap_size = MIN_GAP
-        # Hard coded: require at least one aligned word
-        # Hard coded: require tight phrases
-
-        # Phrase counts
-        self.phrases_f = collections.defaultdict(lambda: 0)
-        self.phrases_e = collections.defaultdict(lambda: 0)
-        self.phrases_fe = collections.defaultdict(lambda: collections.defaultdict(lambda: 0))
-
-        # Bilexical counts
-        self.bilex_f = collections.defaultdict(lambda: 0)
-        self.bilex_e = collections.defaultdict(lambda: 0)
-        self.bilex_fe = collections.defaultdict(lambda: collections.defaultdict(lambda: 0))
-
-    # Aggregate bilexical counts
-    def aggr_bilex(self, f_words, e_words):
-
-        for e_w in e_words:
-            self.bilex_e[e_w] += 1
-
-        for f_w in f_words:
-            self.bilex_f[f_w] += 1
-            for e_w in e_words:
-                self.bilex_fe[f_w][e_w] += 1
-
-    # Aggregate stats from a training instance:
-    # Extract hierarchical phrase pairs
-    # Update bilexical counts
-    def add_instance(self, f_words, e_words, alignment):
-
-        # Bilexical counts
-        self.aggr_bilex(f_words, e_words)
-
-        # Phrase pairs extracted from this instance
-        phrases = set()
-
-        f_len = len(f_words)
-        e_len = len(e_words)
-
-        # Pre-compute alignment info
-        al = [[] for i in range(f_len)]
-        al_span = [[f_len + 1, -1] for i in range(f_len)]
-        for (f, e) in alignment:
-            al[f].append(e)
-            al_span[f][0] = min(al_span[f][0], e)
-            al_span[f][1] = max(al_span[f][1], e)
-
-        # Target side word coverage
-        # TODO: Does Cython do bit vectors?
-        cover = [0] * e_len
-
-        # Extract all possible hierarchical phrases starting at a source index
-        # f_ i and j are current, e_ i and j are previous
-        def extract(f_i, f_j, e_i, e_j, wc, links, nt, nt_open):
-            # Phrase extraction limits
-            if wc + len(nt) > self.max_length or (f_j + 1) > f_len or \
-                    (f_j - f_i) + 1 > self.max_size:
-                return
-            # Unaligned word
-            if not al[f_j]:
-                # Open non-terminal: extend
-                if nt_open:
-                    nt[-1][2] += 1
-                    extract(f_i, f_j + 1, e_i, e_j, wc, links, nt, True)
-                    nt[-1][2] -= 1
-                # No open non-terminal: extend with word
-                else:
-                    extract(f_i, f_j + 1, e_i, e_j, wc + 1, links, nt, False)
-                return
-            # Aligned word
-            link_i = al_span[f_j][0]
-            link_j = al_span[f_j][1]
-            new_e_i = min(link_i, e_i)
-            new_e_j = max(link_j, e_j)
-            # Open non-terminal: close, extract, extend
-            if nt_open:
-                # Close non-terminal, checking for collisions
-                old_last_nt = nt[-1][:]
-                nt[-1][2] = f_j
-                if link_i < nt[-1][3]:
-                    if not span_check(cover, link_i, nt[-1][3] - 1):
-                        nt[-1] = old_last_nt
-                        return
-                    span_flip(cover, link_i, nt[-1][3] - 1)
-                    nt[-1][3] = link_i
-                if link_j > nt[-1][4]:
-                    if not span_check(cover, nt[-1][4] + 1, link_j):
-                        nt[-1] = old_last_nt
-                        return
-                    span_flip(cover, nt[-1][4] + 1, link_j)
-                    nt[-1][4] = link_j
-                for rule in self.form_rules(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links):
-                    phrases.add(rule)
-                extract(f_i, f_j + 1, new_e_i, new_e_j, wc, links, nt, False)
-                nt[-1] = old_last_nt
-                if link_i < nt[-1][3]:
-                    span_flip(cover, link_i, nt[-1][3] - 1)
-                if link_j > nt[-1][4]:
-                    span_flip(cover, nt[-1][4] + 1, link_j)
-                return
-            # No open non-terminal
-            # Extract, extend with word
-            collision = False
-            for link in al[f_j]:
-                if cover[link]:
-                    collision = True
-            # Collisions block extraction and extension, but may be okay for
-            # continuing non-terminals
-            if not collision:
-                plus_links = []
-                for link in al[f_j]:
-                    plus_links.append((f_j, link))
-                    cover[link] = ~cover[link]
-                links.append(plus_links)
-                for rule in self.form_rules(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links):
-                    phrases.add(rule)
-                extract(f_i, f_j + 1, new_e_i, new_e_j, wc + 1, links, nt, False)
-                links.pop()
-                for link in al[f_j]:
-                    cover[link] = ~cover[link]
-            # Try to add a word to a (closed) non-terminal, extract, extend
-            if nt and nt[-1][2] == f_j - 1:
-                # Add to non-terminal, checking for collisions
-                old_last_nt = nt[-1][:]
-                nt[-1][2] = f_j
-                if link_i < nt[-1][3]:
-                    if not span_check(cover, link_i, nt[-1][3] - 1):
-                        nt[-1] = old_last_nt
-                        return
-                    span_flip(cover, link_i, nt[-1][3] - 1)
-                    nt[-1][3] = link_i
-                if link_j > nt[-1][4]:
-                    if not span_check(cover, nt[-1][4] + 1, link_j):
-                        nt[-1] = old_last_nt
-                        return
-                    span_flip(cover, nt[-1][4] + 1, link_j)
-                    nt[-1][4] = link_j
-                # Require at least one word in phrase
-                if links:
-                    for rule in self.form_rules(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links):
-                        phrases.add(rule)
-                extract(f_i, f_j + 1, new_e_i, new_e_j, wc, links, nt, False)
-                nt[-1] = old_last_nt
-                if new_e_i < nt[-1][3]:
-                    span_flip(cover, link_i, nt[-1][3] - 1)
-                if link_j > nt[-1][4]:
-                    span_flip(cover, nt[-1][4] + 1, link_j)
-            # Try to start a new non-terminal, extract, extend
-            if (not nt or f_j - nt[-1][2] > 1) and len(nt) < self.max_nonterminals:
-                # Check for collisions
-                if not span_check(cover, link_i, link_j):
-                    return
-                span_flip(cover, link_i, link_j)
-                nt.append([next_nt(nt), f_j, f_j, link_i, link_j])
-                # Require at least one word in phrase
-                if links:
-                    for rule in self.form_rules(f_i, new_e_i, f_words[f_i:f_j + 1], e_words[new_e_i:new_e_j + 1], nt, links):
-                        phrases.add(rule)
-                extract(f_i, f_j + 1, new_e_i, new_e_j, wc, links, nt, False)
-                nt.pop()
-                span_flip(cover, link_i, link_j)
-            # TODO: try adding NT to start, end, both
-            # check: one aligned word on boundary that is not part of a NT
-
-        # Try to extract phrases from every f index
-        f_i = 0
-        while f_i < f_len:
-            # Skip if phrases won't be tight on left side
-            if not al[f_i]:
-                f_i += 1
-                continue
-            extract(f_i, f_i, f_len + 1, -1, 1, [], [], False)
-            f_i += 1
-
-        for rule in sorted(phrases):
-            print rule
-
-    # Create a rule from source, target, non-terminals, and alignments
-    def form_rules(self, f_i, e_i, f_span, e_span, nt, al):
-    
-        # This could be more efficient but is unlikely to be the bottleneck
-    
-        rules = []
-    
-        nt_inv = sorted(nt, cmp=lambda x, y: cmp(x[3], y[3]))
-    
-        f_sym = f_span[:]
-        off = f_i
-        for next_nt in nt:
-            nt_len = (next_nt[2] - next_nt[1]) + 1
-            i = 0
-            while i < nt_len:
-                f_sym.pop(next_nt[1] - off)
-                i += 1
-            f_sym.insert(next_nt[1] - off, NonTerminal(next_nt[0]))
-            off += (nt_len - 1)
-    
-        e_sym = e_span[:]
-        off = e_i
-        for next_nt in nt_inv:
-            nt_len = (next_nt[4] - next_nt[3]) + 1
-            i = 0
-            while i < nt_len:
-                e_sym.pop(next_nt[3] - off)
-                i += 1
-            e_sym.insert(next_nt[3] - off, NonTerminal(next_nt[0]))
-            off += (nt_len - 1)
-    
-        # Adjusting alignment links takes some doing
-        links = [list(link) for sub in al for link in sub]
-        links_len = len(links)
-        nt_len = len(nt)
-        nt_i = 0
-        off = f_i
-        i = 0
-        while i < links_len:
-            while nt_i < nt_len and links[i][0] > nt[nt_i][1]:
-                off += (nt[nt_i][2] - nt[nt_i][1])
-                nt_i += 1
-            links[i][0] -= off
-            i += 1
-        nt_i = 0
-        off = e_i
-        i = 0
-        while i < links_len:
-            while nt_i < nt_len and links[i][1] > nt_inv[nt_i][3]:
-                off += (nt_inv[nt_i][4] - nt_inv[nt_i][3])
-                nt_i += 1
-            links[i][1] -= off
-            i += 1
-    
-        # Rule
-        rules.append(fmt_rule(f_sym, e_sym, links))
-        if len(f_sym) >= self.max_length or len(nt) >= self.max_nonterminals:
-            return rules
-        last_index = nt[-1][0] if nt else 0
-        # Rule [X]
-        if not nt or not isinstance(f_sym[-1], NonTerminal):
-            f_sym.append(NonTerminal(last_index + 1))
-            e_sym.append(NonTerminal(last_index + 1))
-            rules.append(fmt_rule(f_sym, e_sym, links))
-            f_sym.pop()
-            e_sym.pop()
-        # [X] Rule
-        if not nt or not isinstance(f_sym[0], NonTerminal):
-            for sym in f_sym:
-                if isinstance(sym, NonTerminal):
-                    sym.index += 1
-            for sym in e_sym:
-                if isinstance(sym, NonTerminal):
-                    sym.index += 1
-            for link in links:
-                link[0] += 1
-                link[1] += 1
-            f_sym.insert(0, NonTerminal(1))
-            e_sym.insert(0, NonTerminal(1))
-            rules.append(fmt_rule(f_sym, e_sym, links))
-        if len(f_sym) >= self.max_length or len(nt) + 1 >= self.max_nonterminals:
-            return rules
-        # [X] Rule [X]
-        if not nt or not isinstance(f_sym[-1], NonTerminal):
-            f_sym.append(NonTerminal(last_index + 2))
-            e_sym.append(NonTerminal(last_index + 2))
-            rules.append(fmt_rule(f_sym, e_sym, links))
-        return rules
-
-def main(argv):
-
-    extractor = OnlineGrammarExtractor()
-
-    for line in sys.stdin:
-        print >> sys.stderr, line.strip()
-        f_words, e_words, a_str = (x.split() for x in line.split('|||'))
-        alignment = sorted(tuple(int(y) for y in x.split('-')) for x in a_str)
-        extractor.add_instance(f_words, e_words, alignment)
-
-if __name__ == '__main__':
-    main(sys.argv)
diff --git a/python/pkg/cdec/score.py b/python/pkg/cdec/score.py
index 22257774..829dfdfd 100644
--- a/python/pkg/cdec/score.py
+++ b/python/pkg/cdec/score.py
@@ -1 +1 @@
-from _cdec import BLEU, TER, CER, Metric
+from _cdec import BLEU, TER, CER, SSK, QCRI, Metric
diff --git a/python/src/_cdec.cpp b/python/src/_cdec.cpp
index 38cf04a9..4b950f01 100644
--- a/python/src/_cdec.cpp
+++ b/python/src/_cdec.cpp
@@ -1,4 +1,4 @@
-/* Generated by Cython 0.17.1 on Tue Feb 19 16:54:40 2013 */
+/* Generated by Cython 0.18 on Tue Apr 23 18:41:37 2013 */
 
 #define PY_SSIZE_T_CLEAN
 #include "Python.h"
@@ -53,12 +53,15 @@
                                 (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 __Pyx_PyIndex_Check(o) (PyNumber_Check(o) && !PyFloat_Check(o) && \
+                                  !PyComplex_Check(o))
+  #define PyIndex_Check __Pyx_PyIndex_Check
   #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"
+  #define __Pyx_PyIndex_Check PyIndex_Check
 #endif
 #if PY_VERSION_HEX < 0x02060000
   #define Py_REFCNT(ob) (((PyObject*)(ob))->ob_refcnt)
@@ -295,8 +298,6 @@
 #define CYTHON_WITHOUT_ASSERTIONS
 #endif
 
-
-/* inline attribute */
 #ifndef CYTHON_INLINE
   #if defined(__GNUC__)
     #define CYTHON_INLINE __inline__
@@ -308,8 +309,6 @@
     #define CYTHON_INLINE
   #endif
 #endif
-
-/* unused attribute */
 #ifndef CYTHON_UNUSED
 # if defined(__GNUC__)
 #   if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
@@ -323,24 +322,17 @@
 #   define CYTHON_UNUSED
 # endif
 #endif
-
 typedef struct {PyObject **p; char *s; const long n; const char* encoding; const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry; /*proto*/
 
-
-/* Type Conversion Predeclarations */
-
 #define __Pyx_PyBytes_FromUString(s) PyBytes_FromString((char*)s)
 #define __Pyx_PyBytes_AsUString(s)   ((unsigned char*) PyBytes_AsString(s))
-
 #define __Pyx_Owned_Py_None(b) (Py_INCREF(Py_None), Py_None)
 #define __Pyx_PyBool_FromLong(b) ((b) ? (Py_INCREF(Py_True), Py_True) : (Py_INCREF(Py_False), Py_False))
 static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
 static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x);
-
 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
@@ -348,6 +340,7 @@ static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject*);
 #endif
 #define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
 
+
 #ifdef __GNUC__
   /* Test for GCC > 2.95 */
   #if __GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95))
@@ -448,7 +441,7 @@ struct __pyx_opt_args_5_cdec_as_str {
   char *error_msg;
 };
 
-/* "/home/pauldb/workspace/cdec/python/src/cdec.sa._sa.pxd":25
+/* "/usr0/home/cdyer/cdec-merge/python/src/cdec.sa._sa.pxd":25
  *     cdef void read_handle(self, FILE* f)
  * 
  * cdef class FeatureVector:             # <<<<<<<<<<<<<<
@@ -475,7 +468,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_24___init__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":21
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":21
  *         return '[%s]' % self.cat
  * 
  * cdef class NTRef:             # <<<<<<<<<<<<<<
@@ -488,7 +481,7 @@ struct __pyx_obj_5_cdec_NTRef {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":121
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":121
  *         return CandidateSet(self)
  * 
  * cdef class Scorer:             # <<<<<<<<<<<<<<
@@ -502,7 +495,7 @@ struct __pyx_obj_5_cdec_Scorer {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/cdec.sa._sa.pxd":12
+/* "/usr0/home/cdyer/cdec-merge/python/src/cdec.sa._sa.pxd":12
  *     cdef void read_handle(self, FILE* f)
  * 
  * cdef class IntList:             # <<<<<<<<<<<<<<
@@ -519,7 +512,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_IntList {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/cdec.sa._sa.pxd":29
+/* "/usr0/home/cdyer/cdec-merge/python/src/cdec.sa._sa.pxd":29
  *     cdef FloatList values
  * 
  * cdef class Phrase:             # <<<<<<<<<<<<<<
@@ -536,7 +529,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_Phrase {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":90
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":90
  *         return candidate
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -552,7 +545,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_22___iter__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":193
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":193
  *         super(MRule, self).__init__(lhs, rhs, e, scores, None)
  * 
  * cdef class Grammar:             # <<<<<<<<<<<<<<
@@ -565,7 +558,7 @@ struct __pyx_obj_5_cdec_Grammar {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":63
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":63
  *     def todot(self):
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():             # <<<<<<<<<<<<<<
@@ -588,7 +581,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_20_lines {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":108
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":108
  *             del hypos
  * 
  *     def sample_trees(self, unsigned n):             # <<<<<<<<<<<<<<
@@ -606,7 +599,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_12_sample_trees {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":161
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":161
  * 
  *     property edges:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -622,7 +615,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_13___get__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":5
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":5
  * import cdec.sa._sa as _sa
  * 
  * def _phrase(phrase):             # <<<<<<<<<<<<<<
@@ -635,7 +628,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_2__phrase {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":65
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":65
  *         return result
  * 
  * cdef class CandidateSet:             # <<<<<<<<<<<<<<
@@ -650,7 +643,7 @@ struct __pyx_obj_5_cdec_CandidateSet {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":167
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":167
  * 
  *     property nodes:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -666,7 +659,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_14___get__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":49
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":49
  *     return TRule(lhs, f, e, scores, a)
  * 
  * cdef class TRule:             # <<<<<<<<<<<<<<
@@ -679,7 +672,7 @@ struct __pyx_obj_5_cdec_TRule {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/cdec.sa._sa.pxd":35
+/* "/usr0/home/cdyer/cdec-merge/python/src/cdec.sa._sa.pxd":35
  *     cdef public int chunklen(self, int k)
  * 
  * cdef class Rule:             # <<<<<<<<<<<<<<
@@ -697,7 +690,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_Rule {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":177
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":177
  *                 _phrase(self.f), _phrase(self.e), scores)
  * 
  * cdef class MRule(TRule):             # <<<<<<<<<<<<<<
@@ -709,7 +702,7 @@ struct __pyx_obj_5_cdec_MRule {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":100
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":100
  *         self.cs.AddKBestCandidates(hypergraph.hg[0], k, self.scorer.get())
  * 
  * cdef class SegmentEvaluator:             # <<<<<<<<<<<<<<
@@ -740,7 +733,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_25_genexpr {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":61
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":61
  *             yield self[i]
  * 
  *     def todot(self):             # <<<<<<<<<<<<<<
@@ -753,7 +746,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_19_todot {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":12
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":12
  *         return stats
  * 
  * cdef class Candidate:             # <<<<<<<<<<<<<<
@@ -767,7 +760,7 @@ struct __pyx_obj_5_cdec_Candidate {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":173
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":173
  * 
  *     def __str__(self):
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)             # <<<<<<<<<<<<<<
@@ -784,7 +777,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_6_genexpr {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":8
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":8
  *     return ' '.join(w.encode('utf8') if isinstance(w, unicode) else str(w) for w in phrase)
  * 
  * cdef class NT:             # <<<<<<<<<<<<<<
@@ -798,7 +791,7 @@ struct __pyx_obj_5_cdec_NT {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/cdec.sa._sa.pxd":3
+/* "/usr0/home/cdyer/cdec-merge/python/src/cdec.sa._sa.pxd":3
  * from libc.stdio cimport FILE
  * 
  * cdef class FloatList:             # <<<<<<<<<<<<<<
@@ -815,7 +808,7 @@ struct __pyx_obj_4cdec_2sa_3_sa_FloatList {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":196
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":196
  *         return vector
  * 
  * cdef class HypergraphEdge:             # <<<<<<<<<<<<<<
@@ -831,7 +824,7 @@ struct __pyx_obj_5_cdec_HypergraphEdge {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":72
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":72
  *         self.vector.set_value(fid, value)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -848,7 +841,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_1___iter__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":256
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":256
  * 
  *     property in_edges:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -864,7 +857,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_16___get__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":131
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":131
  * 
  *     property a:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -881,7 +874,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_4___get__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":56
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":56
  *         return unicode(str(self), 'utf8')
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -911,7 +904,7 @@ struct __pyx_obj_5_cdec_Decoder {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":246
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":246
  *         raise NotImplemented('comparison not implemented for HypergraphEdge')
  * 
  * cdef class HypergraphNode:             # <<<<<<<<<<<<<<
@@ -926,7 +919,7 @@ struct __pyx_obj_5_cdec_HypergraphNode {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":48
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":48
  *         return sparse
  * 
  * cdef class SparseVector:             # <<<<<<<<<<<<<<
@@ -939,7 +932,7 @@ struct __pyx_obj_5_cdec_SparseVector {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":262
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":262
  * 
  *     property out_edges:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -955,7 +948,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_17___get__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":32
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":32
  *         self.vector[0][fid] = value
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -971,7 +964,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct____iter__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":44
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":44
  *         return self.stats.size()
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -988,7 +981,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_21___iter__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":3
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":3
  * from cython.operator cimport preincrement as pinc
  * 
  * cdef class DenseVector:             # <<<<<<<<<<<<<<
@@ -1002,7 +995,7 @@ struct __pyx_obj_5_cdec_DenseVector {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":199
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":199
  *         del self.grammar
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -1021,7 +1014,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_7___iter__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":176
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":176
  *         out.fields[i] = ss[i]
  * 
  * cdef class Metric:             # <<<<<<<<<<<<<<
@@ -1034,7 +1027,7 @@ struct __pyx_obj_5_cdec_Metric {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":26
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":26
  *             return fmap
  * 
  * cdef class SufficientStats:             # <<<<<<<<<<<<<<
@@ -1048,7 +1041,7 @@ struct __pyx_obj_5_cdec_SufficientStats {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":49
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":49
  *         return unicode(hypergraph.JoshuaVisualizationString(self.hg[0]).c_str(), 'utf8')
  * 
  *     def kbest(self, size):             # <<<<<<<<<<<<<<
@@ -1067,7 +1060,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_8_kbest {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":81
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":81
  *             del e_derivations
  * 
  *     def kbest_features(self, size):             # <<<<<<<<<<<<<<
@@ -1087,7 +1080,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_10_kbest_features {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":216
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":216
  * 
  *     property tail_nodes:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -1103,7 +1096,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_15___get__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":172
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":172
  *             self.rule.get().lhs_ = -TDConvert((<NT> lhs).cat)
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -1116,7 +1109,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_5___str__ {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":6
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":6
  * 
  * def _phrase(phrase):
  *     return ' '.join(w.encode('utf8') if isinstance(w, unicode) else str(w) for w in phrase)             # <<<<<<<<<<<<<<
@@ -1133,7 +1126,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_3_genexpr {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":62
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":62
  *             del derivations
  * 
  *     def kbest_trees(self, size):             # <<<<<<<<<<<<<<
@@ -1156,7 +1149,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_9_kbest_trees {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":4
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":4
  * cimport kbest
  * 
  * cdef class Hypergraph:             # <<<<<<<<<<<<<<
@@ -1171,7 +1164,7 @@ struct __pyx_obj_5_cdec_Hypergraph {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":3
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":3
  * cimport lattice
  * 
  * cdef class Lattice:             # <<<<<<<<<<<<<<
@@ -1184,7 +1177,7 @@ struct __pyx_obj_5_cdec_Lattice {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":97
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":97
  *             del derivations
  * 
  *     def sample(self, unsigned n):             # <<<<<<<<<<<<<<
@@ -1225,7 +1218,7 @@ struct __pyx_obj_5_cdec___pyx_scope_struct_23__make_config {
 };
 
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":217
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":217
  *             self.grammar.get().SetGrammarName(name)
  * 
  * cdef class TextGrammar(Grammar):             # <<<<<<<<<<<<<<
@@ -1238,7 +1231,7 @@ struct __pyx_obj_5_cdec_TextGrammar {
 
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":4
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":4
  * cimport kbest
  * 
  * cdef class Hypergraph:             # <<<<<<<<<<<<<<
@@ -1252,7 +1245,7 @@ struct __pyx_vtabstruct_5_cdec_Hypergraph {
 static struct __pyx_vtabstruct_5_cdec_Hypergraph *__pyx_vtabptr_5_cdec_Hypergraph;
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":196
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":196
  *         return vector
  * 
  * cdef class HypergraphEdge:             # <<<<<<<<<<<<<<
@@ -1266,7 +1259,7 @@ struct __pyx_vtabstruct_5_cdec_HypergraphEdge {
 static struct __pyx_vtabstruct_5_cdec_HypergraphEdge *__pyx_vtabptr_5_cdec_HypergraphEdge;
 
 
-/* "/home/pauldb/workspace/cdec/python/src/cdec.sa._sa.pxd":12
+/* "/usr0/home/cdyer/cdec-merge/python/src/cdec.sa._sa.pxd":12
  *     cdef void read_handle(self, FILE* f)
  * 
  * cdef class IntList:             # <<<<<<<<<<<<<<
@@ -1286,7 +1279,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_IntList *__pyx_vtabptr_4cdec_2sa_3_sa_IntList;
 
 
-/* "/home/pauldb/workspace/cdec/python/src/cdec.sa._sa.pxd":3
+/* "/usr0/home/cdyer/cdec-merge/python/src/cdec.sa._sa.pxd":3
  * from libc.stdio cimport FILE
  * 
  * cdef class FloatList:             # <<<<<<<<<<<<<<
@@ -1302,7 +1295,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_FloatList *__pyx_vtabptr_4cdec_2sa_3_sa_FloatList;
 
 
-/* "/home/pauldb/workspace/cdec/python/src/cdec.sa._sa.pxd":29
+/* "/usr0/home/cdyer/cdec-merge/python/src/cdec.sa._sa.pxd":29
  *     cdef FloatList values
  * 
  * cdef class Phrase:             # <<<<<<<<<<<<<<
@@ -1317,7 +1310,7 @@ struct __pyx_vtabstruct_4cdec_2sa_3_sa_Phrase {
 static struct __pyx_vtabstruct_4cdec_2sa_3_sa_Phrase *__pyx_vtabptr_4cdec_2sa_3_sa_Phrase;
 
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":246
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":246
  *         raise NotImplemented('comparison not implemented for HypergraphEdge')
  * 
  * cdef class HypergraphNode:             # <<<<<<<<<<<<<<
@@ -1530,6 +1523,35 @@ static CYTHON_INLINE int __Pyx_PyDict_Contains(PyObject* item, PyObject* dict, i
 #define __Pyx_PyIter_Next(obj) __Pyx_PyIter_Next2(obj, NULL)
 static CYTHON_INLINE PyObject *__Pyx_PyIter_Next2(PyObject *, PyObject *); /*proto*/
 
+static PyObject* __Pyx_PyDict_GetItemDefault(PyObject* d, PyObject* key, PyObject* default_value) {
+    PyObject* value;
+#if PY_MAJOR_VERSION >= 3
+    value = PyDict_GetItemWithError(d, key);
+    if (unlikely(!value)) {
+        if (unlikely(PyErr_Occurred()))
+            return NULL;
+        value = default_value;
+    }
+    Py_INCREF(value);
+#else
+    if (PyString_CheckExact(key) || PyUnicode_CheckExact(key) || PyInt_CheckExact(key)) {
+        value = PyDict_GetItem(d, key);
+        if (unlikely(!value)) {
+            value = default_value;
+        }
+        Py_INCREF(value);
+    } else {
+        PyObject *m;
+        m = __Pyx_GetAttrString(d, "get");
+        if (!m) return NULL;
+        value = PyObject_CallFunctionObjArgs(m, key,
+                                             (default_value == Py_None) ? NULL : default_value, NULL);
+        Py_DECREF(m);
+    }
+#endif
+    return value;
+}
+
 static double __Pyx__PyObject_AsDouble(PyObject* obj); /* proto */
 #if CYTHON_COMPILING_IN_PYPY
 #define __Pyx_PyObject_AsDouble(obj) \
@@ -1547,12 +1569,12 @@ static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb);
 static CYTHON_INLINE void __Pyx_ExceptionSave(PyObject **type, PyObject **value, PyObject **tb); /*proto*/
 static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb); /*proto*/
 
-static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level); /*proto*/
+static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level); /*proto*/
 
 static PyObject *__Pyx_FindPy2Metaclass(PyObject *bases); /*proto*/
 
 static PyObject *__Pyx_CreateClass(PyObject *bases, PyObject *dict, PyObject *name,
-                                   PyObject *modname); /*proto*/
+                                   PyObject *qualname, PyObject *modname); /*proto*/
 
 #ifndef __Pyx_CppExn2PyErr
 #include <new>
@@ -1616,6 +1638,7 @@ typedef struct {
     PyObject *func_dict;
     PyObject *func_weakreflist;
     PyObject *func_name;
+    PyObject *func_qualname;
     PyObject *func_doc;
     PyObject *func_code;
     PyObject *func_closure;
@@ -1626,10 +1649,10 @@ typedef struct {
     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,
+#define __Pyx_CyFunction_NewEx(ml, flags, qualname, self, module, code) \
+    __Pyx_CyFunction_New(__pyx_CyFunctionType, ml, flags, qualname, self, module, code)
+static PyObject *__Pyx_CyFunction_New(PyTypeObject *, PyMethodDef *ml,
+                                      int flags, PyObject* qualname,
                                       PyObject *self, PyObject *module,
                                       PyObject* code);
 static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *m,
@@ -2026,20 +2049,21 @@ static char __pyx_k_26[] = "digraph lattice {";
   static char __pyx_k_31[] = "\\\"";
   static char __pyx_k_33[] = "%d [shape=doublecircle]";
 static char __pyx_k_34[] = "}";
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-    /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":14
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  *     def __setitem__(self, char* fname, float value):
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)             # <<<<<<<<<<<<<<
@@ -2779,7 +2808,7 @@ static int __pyx_pf_5_cdec_11DenseVector_8__setitem__(struct __pyx_obj_5_cdec_De
   }
   __pyx_L3:;
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":28
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":28
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)
  *         if self.vector.size() <= fid:             # <<<<<<<<<<<<<<
@@ -2789,7 +2818,7 @@ static int __pyx_pf_5_cdec_11DenseVector_8__setitem__(struct __pyx_obj_5_cdec_De
   __pyx_t_1 = (__pyx_v_self->vector->size() <= __pyx_v_fid);
   if (__pyx_t_1) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":29
+    /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":29
  *         if fid < 0: raise KeyError(fname)
  *         if self.vector.size() <= fid:
  *             self.vector.resize(fid + 1)             # <<<<<<<<<<<<<<
@@ -2801,7 +2830,7 @@ static int __pyx_pf_5_cdec_11DenseVector_8__setitem__(struct __pyx_obj_5_cdec_De
   }
   __pyx_L4:;
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":30
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":30
  *         if self.vector.size() <= fid:
  *             self.vector.resize(fid + 1)
  *         self.vector[0][fid] = value             # <<<<<<<<<<<<<<
@@ -2834,7 +2863,7 @@ static PyObject *__pyx_pw_5_cdec_11DenseVector_11__iter__(PyObject *__pyx_v_self
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":32
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":32
  *         self.vector[0][fid] = value
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -2899,7 +2928,7 @@ static PyObject *__pyx_gb_5_cdec_11DenseVector_12generator(__pyx_GeneratorObject
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":34
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":34
  *     def __iter__(self):
  *         cdef unsigned fid
  *         for fid in range(1, self.vector.size()):             # <<<<<<<<<<<<<<
@@ -2910,7 +2939,7 @@ static PyObject *__pyx_gb_5_cdec_11DenseVector_12generator(__pyx_GeneratorObject
   for (__pyx_t_2 = 1; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_fid = __pyx_t_2;
 
-    /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":35
+    /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":35
  *         cdef unsigned fid
  *         for fid in range(1, self.vector.size()):
  *             yield str(FDConvert(fid).c_str()), self.vector[0][fid]             # <<<<<<<<<<<<<<
@@ -2983,7 +3012,7 @@ static PyObject *__pyx_pw_5_cdec_11DenseVector_14dot(PyObject *__pyx_v_self, PyO
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":37
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":37
  *             yield str(FDConvert(fid).c_str()), self.vector[0][fid]
  * 
  *     def dot(self, SparseVector other):             # <<<<<<<<<<<<<<
@@ -3002,7 +3031,7 @@ static PyObject *__pyx_pf_5_cdec_11DenseVector_13dot(struct __pyx_obj_5_cdec_Den
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("dot", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":39
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":39
  *     def dot(self, SparseVector other):
  *         """vector.dot(SparseVector other) -> Dot product of the two vectors."""
  *         return other.dot(self)             # <<<<<<<<<<<<<<
@@ -3051,7 +3080,7 @@ static PyObject *__pyx_pw_5_cdec_11DenseVector_16tosparse(PyObject *__pyx_v_self
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":41
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":41
  *         return other.dot(self)
  * 
  *     def tosparse(self):             # <<<<<<<<<<<<<<
@@ -3069,7 +3098,7 @@ static PyObject *__pyx_pf_5_cdec_11DenseVector_15tosparse(struct __pyx_obj_5_cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("tosparse", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":43
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":43
  *     def tosparse(self):
  *         """vector.tosparse() -> Equivalent SparseVector."""
  *         cdef SparseVector sparse = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -3082,7 +3111,7 @@ static PyObject *__pyx_pf_5_cdec_11DenseVector_15tosparse(struct __pyx_obj_5_cde
   __pyx_v_sparse = ((struct __pyx_obj_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":44
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":44
  *         """vector.tosparse() -> Equivalent SparseVector."""
  *         cdef SparseVector sparse = SparseVector.__new__(SparseVector)
  *         sparse.vector = new FastSparseVector[weight_t]()             # <<<<<<<<<<<<<<
@@ -3091,7 +3120,7 @@ static PyObject *__pyx_pf_5_cdec_11DenseVector_15tosparse(struct __pyx_obj_5_cde
  */
   __pyx_v_sparse->vector = new FastSparseVector<weight_t>();
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":45
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":45
  *         cdef SparseVector sparse = SparseVector.__new__(SparseVector)
  *         sparse.vector = new FastSparseVector[weight_t]()
  *         InitSparseVector(self.vector[0], sparse.vector)             # <<<<<<<<<<<<<<
@@ -3100,7 +3129,7 @@ static PyObject *__pyx_pf_5_cdec_11DenseVector_15tosparse(struct __pyx_obj_5_cde
  */
   Weights::InitSparseVector((__pyx_v_self->vector[0]), __pyx_v_sparse->vector);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":46
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":46
  *         sparse.vector = new FastSparseVector[weight_t]()
  *         InitSparseVector(self.vector[0], sparse.vector)
  *         return sparse             # <<<<<<<<<<<<<<
@@ -3143,7 +3172,7 @@ static int __pyx_pw_5_cdec_12SparseVector_1__init__(PyObject *__pyx_v_self, PyOb
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":51
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":51
  *     cdef FastSparseVector[weight_t]* vector
  * 
  *     def __init__(self):             # <<<<<<<<<<<<<<
@@ -3156,7 +3185,7 @@ static int __pyx_pf_5_cdec_12SparseVector___init__(struct __pyx_obj_5_cdec_Spars
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":53
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":53
  *     def __init__(self):
  *         """SparseVector() -> Sparse feature/weight vector."""
  *         self.vector = new FastSparseVector[weight_t]()             # <<<<<<<<<<<<<<
@@ -3179,7 +3208,7 @@ static void __pyx_pw_5_cdec_12SparseVector_3__dealloc__(PyObject *__pyx_v_self)
   __Pyx_RefNannyFinishContext();
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":55
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":55
  *         self.vector = new FastSparseVector[weight_t]()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -3191,7 +3220,7 @@ static void __pyx_pf_5_cdec_12SparseVector_2__dealloc__(CYTHON_UNUSED struct __p
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":56
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":56
  * 
  *     def __dealloc__(self):
  *         del self.vector             # <<<<<<<<<<<<<<
@@ -3215,7 +3244,7 @@ static PyObject *__pyx_pw_5_cdec_12SparseVector_5copy(PyObject *__pyx_v_self, CY
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":58
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":58
  *         del self.vector
  * 
  *     def copy(self):             # <<<<<<<<<<<<<<
@@ -3232,7 +3261,7 @@ static PyObject *__pyx_pf_5_cdec_12SparseVector_4copy(struct __pyx_obj_5_cdec_Sp
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("copy", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":60
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":60
  *     def copy(self):
  *         """vector.copy() -> SparseVector copy."""
  *         return self * 1             # <<<<<<<<<<<<<<
@@ -3279,7 +3308,7 @@ static PyObject *__pyx_pw_5_cdec_12SparseVector_7__getitem__(PyObject *__pyx_v_s
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":62
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":62
  *         return self * 1
  * 
  *     def __getitem__(self, char* fname):             # <<<<<<<<<<<<<<
@@ -3299,7 +3328,7 @@ static PyObject *__pyx_pf_5_cdec_12SparseVector_6__getitem__(struct __pyx_obj_5_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__getitem__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":63
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":63
  * 
  *     def __getitem__(self, char* fname):
  *         cdef int fid = FDConvert(fname)             # <<<<<<<<<<<<<<
@@ -3308,7 +3337,7 @@ static PyObject *__pyx_pf_5_cdec_12SparseVector_6__getitem__(struct __pyx_obj_5_
  */
   __pyx_v_fid = FD::Convert(__pyx_v_fname);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":64
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":64
  *     def __getitem__(self, char* fname):
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)             # <<<<<<<<<<<<<<
@@ -3334,7 +3363,7 @@ static PyObject *__pyx_pf_5_cdec_12SparseVector_6__getitem__(struct __pyx_obj_5_
   }
   __pyx_L3:;
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":65
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":65
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)
  *         return self.vector.value(fid)             # <<<<<<<<<<<<<<
@@ -3386,7 +3415,7 @@ static int __pyx_pw_5_cdec_12SparseVector_9__setitem__(PyObject *__pyx_v_self, P
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":67
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":67
  *         return self.vector.value(fid)
  * 
  *     def __setitem__(self, char* fname, float value):             # <<<<<<<<<<<<<<
@@ -3406,7 +3435,7 @@ static int __pyx_pf_5_cdec_12SparseVector_8__setitem__(struct __pyx_obj_5_cdec_S
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__setitem__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":68
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":68
  * 
  *     def __setitem__(self, char* fname, float value):
  *         cdef int fid = FDConvert(fname)             # <<<<<<<<<<<<<<
@@ -3415,7 +3444,7 @@ static int __pyx_pf_5_cdec_12SparseVector_8__setitem__(struct __pyx_obj_5_cdec_S
  */
   __pyx_v_fid = FD::Convert(__pyx_v_fname);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":69
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":69
  *     def __setitem__(self, char* fname, float value):
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)             # <<<<<<<<<<<<<<
@@ -3441,7 +3470,7 @@ static int __pyx_pf_5_cdec_12SparseVector_8__setitem__(struct __pyx_obj_5_cdec_S
   }
   __pyx_L3:;
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":70
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":70
  *         cdef int fid = FDConvert(fname)
  *         if fid < 0: raise KeyError(fname)
  *         self.vector.set_value(fid, value)             # <<<<<<<<<<<<<<
@@ -3474,7 +3503,7 @@ static PyObject *__pyx_pw_5_cdec_12SparseVector_11__iter__(PyObject *__pyx_v_sel
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":72
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":72
  *         self.vector.set_value(fid, value)
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -3539,7 +3568,7 @@ static PyObject *__pyx_gb_5_cdec_12SparseVector_12generator1(__pyx_GeneratorObje
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":73
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":73
  * 
  *     def __iter__(self):
  *         cdef FastSparseVector[weight_t].const_iterator* it = new FastSparseVector[weight_t].const_iterator(self.vector[0], False)             # <<<<<<<<<<<<<<
@@ -3548,7 +3577,7 @@ static PyObject *__pyx_gb_5_cdec_12SparseVector_12generator1(__pyx_GeneratorObje
  */
   __pyx_cur_scope->__pyx_v_it = new FastSparseVector<weight_t>::const_iterator((__pyx_cur_scope->__pyx_v_self->vector[0]), 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":75
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":75
  *         cdef FastSparseVector[weight_t].const_iterator* it = new FastSparseVector[weight_t].const_iterator(self.vector[0], False)
  *         cdef unsigned i
  *         try:             # <<<<<<<<<<<<<<
@@ -3557,7 +3586,7 @@ static PyObject *__pyx_gb_5_cdec_12SparseVector_12generator1(__pyx_GeneratorObje
  */
   /*try:*/ {
 
-    /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":76
+    /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":76
  *         cdef unsigned i
  *         try:
  *             for i in range(self.vector.size()):             # <<<<<<<<<<<<<<
@@ -3568,7 +3597,7 @@ static PyObject *__pyx_gb_5_cdec_12SparseVector_12generator1(__pyx_GeneratorObje
     for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
       __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-      /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":77
+      /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":77
  *         try:
  *             for i in range(self.vector.size()):
  *                 yield (str(FDConvert(it[0].ptr().first).c_str()), it[0].ptr().second)             # <<<<<<<<<<<<<<
@@ -3609,7 +3638,7 @@ static PyObject *__pyx_gb_5_cdec_12SparseVector_12generator1(__pyx_GeneratorObje
       __pyx_t_2 = __pyx_cur_scope->__pyx_t_1;
       if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 77; __pyx_clineno = __LINE__; goto __pyx_L5;}
 
-      /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":78
+      /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":78
  *             for i in range(self.vector.size()):
  *                 yield (str(FDConvert(it[0].ptr().first).c_str()), it[0].ptr().second)
  *                 pinc(it[0]) # ++it             # <<<<<<<<<<<<<<
@@ -3620,7 +3649,7 @@ static PyObject *__pyx_gb_5_cdec_12SparseVector_12generator1(__pyx_GeneratorObje
     }
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":80
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":80
  *                 pinc(it[0]) # ++it
  *         finally:
  *             del it             # <<<<<<<<<<<<<<
@@ -3682,7 +3711,7 @@ static PyObject *__pyx_pw_5_cdec_12SparseVector_14dot(PyObject *__pyx_v_self, Py
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":82
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":82
  *             del it
  * 
  *     def dot(self, other):             # <<<<<<<<<<<<<<
@@ -3693,28 +3722,25 @@ static PyObject *__pyx_pw_5_cdec_12SparseVector_14dot(PyObject *__pyx_v_self, Py
 static PyObject *__pyx_pf_5_cdec_12SparseVector_13dot(struct __pyx_obj_5_cdec_SparseVector *__pyx_v_self, PyObject *__pyx_v_other) {
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
-  PyObject *__pyx_t_1 = NULL;
-  int __pyx_t_2;
+  int __pyx_t_1;
+  PyObject *__pyx_t_2 = NULL;
   PyObject *__pyx_t_3 = NULL;
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("dot", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":84
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":84
  *     def dot(self, other):
  *         """vector.dot(SparseVector/DenseVector other) -> Dot product of the two vectors."""
  *         if isinstance(other, DenseVector):             # <<<<<<<<<<<<<<
  *             return self.vector.dot((<DenseVector> other).vector[0])
  *         elif isinstance(other, SparseVector):
  */
-  __pyx_t_1 = ((PyObject *)((PyObject*)__pyx_ptype_5_cdec_DenseVector));
-  __Pyx_INCREF(__pyx_t_1);
-  __pyx_t_2 = __Pyx_TypeCheck(__pyx_v_other, __pyx_t_1); 
-  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  if (__pyx_t_2) {
+  __pyx_t_1 = __Pyx_TypeCheck(__pyx_v_other, ((PyObject*)__pyx_ptype_5_cdec_DenseVector)); 
+  if (__pyx_t_1) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":85
+    /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":85
  *         """vector.dot(SparseVector/DenseVector other) -> Dot product of the two vectors."""
  *         if isinstance(other, DenseVector):
  *             return self.vector.dot((<DenseVector> other).vector[0])             # <<<<<<<<<<<<<<
@@ -3722,28 +3748,25 @@ static PyObject *__pyx_pf_5_cdec_12SparseVector_13dot(struct __pyx_obj_5_cdec_Sp
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     __Pyx_XDECREF(__pyx_r);
-    __pyx_t_1 = PyFloat_FromDouble(__pyx_v_self->vector->dot((((struct __pyx_obj_5_cdec_DenseVector *)__pyx_v_other)->vector[0]))); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 85; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_1);
-    __pyx_r = __pyx_t_1;
-    __pyx_t_1 = 0;
+    __pyx_t_2 = PyFloat_FromDouble(__pyx_v_self->vector->dot((((struct __pyx_obj_5_cdec_DenseVector *)__pyx_v_other)->vector[0]))); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 85; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __Pyx_GOTREF(__pyx_t_2);
+    __pyx_r = __pyx_t_2;
+    __pyx_t_2 = 0;
     goto __pyx_L0;
     goto __pyx_L3;
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":86
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":86
  *         if isinstance(other, DenseVector):
  *             return self.vector.dot((<DenseVector> other).vector[0])
  *         elif isinstance(other, SparseVector):             # <<<<<<<<<<<<<<
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-  __pyx_t_1 = ((PyObject *)((PyObject*)__pyx_ptype_5_cdec_SparseVector));
-  __Pyx_INCREF(__pyx_t_1);
-  __pyx_t_2 = __Pyx_TypeCheck(__pyx_v_other, __pyx_t_1); 
-  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  if (__pyx_t_2) {
+  __pyx_t_1 = __Pyx_TypeCheck(__pyx_v_other, ((PyObject*)__pyx_ptype_5_cdec_SparseVector)); 
+  if (__pyx_t_1) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":87
+    /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":87
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@@ -3751,40 +3774,40 @@ static PyObject *__pyx_pf_5_cdec_12SparseVector_13dot(struct __pyx_obj_5_cdec_Sp
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  */
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-    __Pyx_GOTREF(__pyx_t_1);
-    __pyx_r = __pyx_t_1;
-    __pyx_t_1 = 0;
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     goto __pyx_L3;
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":88
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":88
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-  __Pyx_GOTREF(__pyx_t_1);
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+  __Pyx_GIVEREF(((PyObject *)__pyx_t_2));
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-  __Pyx_Raise(__pyx_t_1, 0, 0, 0);
-  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
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@@ -3811,7 +3834,7 @@ static PyObject *__pyx_pw_5_cdec_12SparseVector_16__richcmp__(PyObject *__pyx_v_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":90
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":90
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":93
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":93
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-    /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":91
+    /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":91
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@@ -3847,7 +3870,7 @@ static PyObject *__pyx_pf_5_cdec_12SparseVector_15__richcmp__(struct __pyx_obj_5
  */
     case 2:
 
-    /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":92
+    /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":92
  *     def __richcmp__(SparseVector x, SparseVector y, int op):
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@@ -3862,7 +3885,7 @@ static PyObject *__pyx_pf_5_cdec_12SparseVector_15__richcmp__(struct __pyx_obj_5
     goto __pyx_L0;
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-    /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":93
+    /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":93
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     case 3:
 
-    /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":94
+    /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":94
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@@ -3890,7 +3913,7 @@ static PyObject *__pyx_pf_5_cdec_12SparseVector_15__richcmp__(struct __pyx_obj_5
     break;
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":95
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":95
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   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":97
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":97
  *         raise NotImplemented('comparison not implemented for SparseVector')
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":98
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":98
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@@ -3976,7 +3999,7 @@ static int __pyx_pw_5_cdec_12SparseVector_20__contains__(PyObject *__pyx_v_self,
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":100
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":100
  *         return self.vector.size()
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  *     def __contains__(self, char* fname):             # <<<<<<<<<<<<<<
@@ -3989,7 +4012,7 @@ static int __pyx_pf_5_cdec_12SparseVector_19__contains__(struct __pyx_obj_5_cdec
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":101
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":101
  * 
  *     def __contains__(self, char* fname):
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   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":103
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":103
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  *     def __neg__(self):             # <<<<<<<<<<<<<<
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":104
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":104
  * 
  *     def __neg__(self):
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -4047,7 +4070,7 @@ static PyObject *__pyx_pf_5_cdec_12SparseVector_21__neg__(struct __pyx_obj_5_cde
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":105
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":105
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":106
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":106
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
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  */
   (__pyx_v_result->vector[0]) *= -1.0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":107
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":107
  *         result.vector = new FastSparseVector[weight_t](self.vector[0])
  *         result.vector[0] *= -1.0
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@@ -4106,7 +4129,7 @@ static PyObject *__pyx_pw_5_cdec_12SparseVector_24__iadd__(PyObject *__pyx_v_sel
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":109
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":109
  *         return result
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":110
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":110
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   (__pyx_v_self->vector[0]) += (__pyx_v_other->vector[0]);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":111
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":111
  *     def __iadd__(SparseVector self, SparseVector other):
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   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":113
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":113
  *         return self
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":114
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":114
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   (__pyx_v_self->vector[0]) -= (__pyx_v_other->vector[0]);
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":115
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":115
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   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":117
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":117
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":118
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":118
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  */
   (__pyx_v_self->vector[0]) *= __pyx_v_scalar;
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":119
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":119
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@@ -4289,7 +4312,7 @@ static PyObject *__pyx_pw_5_cdec_12SparseVector_30__idiv__(PyObject *__pyx_v_sel
 }
 #endif /*!(#if PY_MAJOR_VERSION < 3)*/
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":121
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":121
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":122
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":122
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  */
   (__pyx_v_self->vector[0]) /= __pyx_v_scalar;
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":123
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":123
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   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":125
+/* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":125
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":126
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":126
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   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":127
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":127
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":128
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":128
  *         cdef SparseVector result = SparseVector.__new__(SparseVector)
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-/* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":130
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-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":131
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":131
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   __pyx_L1_error:;
   __Pyx_XDECREF(__pyx_t_1);
   __Pyx_XDECREF(__pyx_t_4);
-  __Pyx_XDECREF(__pyx_t_5);
+  __Pyx_XDECREF(__pyx_t_6);
   __Pyx_XDECREF(__pyx_t_7);
   __Pyx_AddTraceback("genexpr", __pyx_clineno, __pyx_lineno, __pyx_filename);
   __pyx_L0:;
@@ -4918,7 +4932,7 @@ static PyObject *__pyx_gb_5_cdec_7_phrase_2generator18(__pyx_GeneratorObject *__
   return NULL;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":5
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":5
  * import cdec.sa._sa as _sa
  * 
  * def _phrase(phrase):             # <<<<<<<<<<<<<<
@@ -4947,7 +4961,7 @@ static PyObject *__pyx_pf_5_cdec__phrase(CYTHON_UNUSED PyObject *__pyx_self, PyO
   __Pyx_INCREF(__pyx_cur_scope->__pyx_v_phrase);
   __Pyx_GIVEREF(__pyx_cur_scope->__pyx_v_phrase);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":6
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":6
  * 
  * def _phrase(phrase):
  *     return ' '.join(w.encode('utf8') if isinstance(w, unicode) else str(w) for w in phrase)             # <<<<<<<<<<<<<<
@@ -5058,7 +5072,7 @@ static int __pyx_pw_5_cdec_2NT_1__init__(PyObject *__pyx_v_self, PyObject *__pyx
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":11
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":11
  *     cdef public bytes cat
  *     cdef public unsigned ref
  *     def __init__(self, bytes cat, unsigned ref=0):             # <<<<<<<<<<<<<<
@@ -5071,7 +5085,7 @@ static int __pyx_pf_5_cdec_2NT___init__(struct __pyx_obj_5_cdec_NT *__pyx_v_self
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":13
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":13
  *     def __init__(self, bytes cat, unsigned ref=0):
  *         """NT(bytes cat, int ref=0) -> Non-terminal from category `cat`."""
  *         self.cat = cat             # <<<<<<<<<<<<<<
@@ -5084,7 +5098,7 @@ static int __pyx_pf_5_cdec_2NT___init__(struct __pyx_obj_5_cdec_NT *__pyx_v_self
   __Pyx_DECREF(((PyObject *)__pyx_v_self->cat));
   __pyx_v_self->cat = __pyx_v_cat;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":14
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":14
  *         """NT(bytes cat, int ref=0) -> Non-terminal from category `cat`."""
  *         self.cat = cat
  *         self.ref = ref             # <<<<<<<<<<<<<<
@@ -5109,7 +5123,7 @@ static PyObject *__pyx_pw_5_cdec_2NT_3__str__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":16
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":16
  *         self.ref = ref
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -5128,7 +5142,7 @@ static PyObject *__pyx_pf_5_cdec_2NT_2__str__(struct __pyx_obj_5_cdec_NT *__pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":17
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":17
  * 
  *     def __str__(self):
  *         if self.ref > 0:             # <<<<<<<<<<<<<<
@@ -5138,7 +5152,7 @@ static PyObject *__pyx_pf_5_cdec_2NT_2__str__(struct __pyx_obj_5_cdec_NT *__pyx_
   __pyx_t_1 = (__pyx_v_self->ref > 0);
   if (__pyx_t_1) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":18
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":18
  *     def __str__(self):
  *         if self.ref > 0:
  *             return '[%s,%d]' % (self.cat, self.ref)             # <<<<<<<<<<<<<<
@@ -5166,7 +5180,7 @@ static PyObject *__pyx_pf_5_cdec_2NT_2__str__(struct __pyx_obj_5_cdec_NT *__pyx_
   }
   __pyx_L3:;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":19
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":19
  *         if self.ref > 0:
  *             return '[%s,%d]' % (self.cat, self.ref)
  *         return '[%s]' % self.cat             # <<<<<<<<<<<<<<
@@ -5204,7 +5218,7 @@ static PyObject *__pyx_pw_5_cdec_2NT_3cat_1__get__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":9
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":9
  * 
  * cdef class NT:
  *     cdef public bytes cat             # <<<<<<<<<<<<<<
@@ -5300,7 +5314,7 @@ static PyObject *__pyx_pw_5_cdec_2NT_3ref_1__get__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":10
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":10
  * cdef class NT:
  *     cdef public bytes cat
  *     cdef public unsigned ref             # <<<<<<<<<<<<<<
@@ -5418,7 +5432,7 @@ static int __pyx_pw_5_cdec_5NTRef_1__init__(PyObject *__pyx_v_self, PyObject *__
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":23
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":23
  * cdef class NTRef:
  *     cdef public unsigned ref
  *     def __init__(self, unsigned ref):             # <<<<<<<<<<<<<<
@@ -5431,7 +5445,7 @@ static int __pyx_pf_5_cdec_5NTRef___init__(struct __pyx_obj_5_cdec_NTRef *__pyx_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":25
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":25
  *     def __init__(self, unsigned ref):
  *         """NTRef(int ref) -> Non-terminal reference."""
  *         self.ref = ref             # <<<<<<<<<<<<<<
@@ -5456,7 +5470,7 @@ static PyObject *__pyx_pw_5_cdec_5NTRef_3__str__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":27
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":27
  *         self.ref = ref
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -5474,7 +5488,7 @@ static PyObject *__pyx_pf_5_cdec_5NTRef_2__str__(struct __pyx_obj_5_cdec_NTRef *
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":28
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":28
  * 
  *     def __str__(self):
  *         return '[%d]' % self.ref             # <<<<<<<<<<<<<<
@@ -5515,7 +5529,7 @@ static PyObject *__pyx_pw_5_cdec_5NTRef_3ref_1__get__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":22
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":22
  * 
  * cdef class NTRef:
  *     cdef public unsigned ref             # <<<<<<<<<<<<<<
@@ -5582,7 +5596,7 @@ static int __pyx_pf_5_cdec_5NTRef_3ref_2__set__(struct __pyx_obj_5_cdec_NTRef *_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":30
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":30
  *         return '[%d]' % self.ref
  * 
  * cdef TRule convert_rule(_sa.Rule rule):             # <<<<<<<<<<<<<<
@@ -5603,16 +5617,17 @@ static struct __pyx_obj_5_cdec_TRule *__pyx_f_5_cdec_convert_rule(struct __pyx_o
   __Pyx_RefNannyDeclarations
   PyObject *__pyx_t_1 = NULL;
   PyObject *__pyx_t_2 = NULL;
-  int __pyx_t_3;
+  int *__pyx_t_3;
   int __pyx_t_4;
   int __pyx_t_5;
   int __pyx_t_6;
+  int __pyx_t_7;
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("convert_rule", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":31
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":31
  * 
  * cdef TRule convert_rule(_sa.Rule rule):
  *     lhs = _sa.sym_tocat(rule.lhs)             # <<<<<<<<<<<<<<
@@ -5621,7 +5636,7 @@ static struct __pyx_obj_5_cdec_TRule *__pyx_f_5_cdec_convert_rule(struct __pyx_o
  */
   __pyx_v_lhs = __pyx_f_4cdec_2sa_3_sa_sym_tocat(__pyx_v_rule->lhs);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":32
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":32
  * cdef TRule convert_rule(_sa.Rule rule):
  *     lhs = _sa.sym_tocat(rule.lhs)
  *     scores = dict(rule.scores)             # <<<<<<<<<<<<<<
@@ -5639,7 +5654,7 @@ static struct __pyx_obj_5_cdec_TRule *__pyx_f_5_cdec_convert_rule(struct __pyx_o
   __pyx_v_scores = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":33
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":33
  *     lhs = _sa.sym_tocat(rule.lhs)
  *     scores = dict(rule.scores)
  *     f, e = [], []             # <<<<<<<<<<<<<<
@@ -5650,42 +5665,43 @@ static struct __pyx_obj_5_cdec_TRule *__pyx_f_5_cdec_convert_rule(struct __pyx_o
   __Pyx_GOTREF(__pyx_t_2);
   __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 33; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
-  __pyx_v_f = __pyx_t_2;
+  __pyx_v_f = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
-  __pyx_v_e = __pyx_t_1;
+  __pyx_v_e = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":34
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":34
  *     scores = dict(rule.scores)
  *     f, e = [], []
  *     cdef int* fsyms = rule.f.syms             # <<<<<<<<<<<<<<
  *     for i in range(rule.f.n):
  *         if _sa.sym_isvar(fsyms[i]):
  */
-  __pyx_v_fsyms = __pyx_v_rule->f->syms;
+  __pyx_t_3 = __pyx_v_rule->f->syms;
+  __pyx_v_fsyms = __pyx_t_3;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":35
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":35
  *     f, e = [], []
  *     cdef int* fsyms = rule.f.syms
  *     for i in range(rule.f.n):             # <<<<<<<<<<<<<<
  *         if _sa.sym_isvar(fsyms[i]):
  *             f.append(NT(_sa.sym_tocat(fsyms[i])))
  */
-  __pyx_t_3 = __pyx_v_rule->f->n;
-  for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
-    __pyx_v_i = __pyx_t_4;
+  __pyx_t_4 = __pyx_v_rule->f->n;
+  for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_4; __pyx_t_5+=1) {
+    __pyx_v_i = __pyx_t_5;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":36
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":36
  *     cdef int* fsyms = rule.f.syms
  *     for i in range(rule.f.n):
  *         if _sa.sym_isvar(fsyms[i]):             # <<<<<<<<<<<<<<
  *             f.append(NT(_sa.sym_tocat(fsyms[i])))
  *         else:
  */
-    __pyx_t_5 = __pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_fsyms[__pyx_v_i]));
-    if (__pyx_t_5) {
+    __pyx_t_6 = __pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_fsyms[__pyx_v_i]));
+    if (__pyx_t_6) {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":37
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":37
  *     for i in range(rule.f.n):
  *         if _sa.sym_isvar(fsyms[i]):
  *             f.append(NT(_sa.sym_tocat(fsyms[i])))             # <<<<<<<<<<<<<<
@@ -5702,13 +5718,13 @@ static struct __pyx_obj_5_cdec_TRule *__pyx_f_5_cdec_convert_rule(struct __pyx_o
       __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_NT)), ((PyObject *)__pyx_t_2), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 37; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_1);
       __Pyx_DECREF(((PyObject *)__pyx_t_2)); __pyx_t_2 = 0;
-      __pyx_t_6 = PyList_Append(__pyx_v_f, __pyx_t_1); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 37; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_7 = PyList_Append(__pyx_v_f, __pyx_t_1); if (unlikely(__pyx_t_7 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 37; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
       goto __pyx_L5;
     }
     /*else*/ {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":39
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":39
  *             f.append(NT(_sa.sym_tocat(fsyms[i])))
  *         else:
  *             f.append(_sa.sym_tostring(fsyms[i]))             # <<<<<<<<<<<<<<
@@ -5717,43 +5733,44 @@ static struct __pyx_obj_5_cdec_TRule *__pyx_f_5_cdec_convert_rule(struct __pyx_o
  */
       __pyx_t_1 = PyBytes_FromString(__pyx_f_4cdec_2sa_3_sa_sym_tostring((__pyx_v_fsyms[__pyx_v_i]))); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 39; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(((PyObject *)__pyx_t_1));
-      __pyx_t_6 = PyList_Append(__pyx_v_f, ((PyObject *)__pyx_t_1)); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 39; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_7 = PyList_Append(__pyx_v_f, ((PyObject *)__pyx_t_1)); if (unlikely(__pyx_t_7 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 39; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
     }
     __pyx_L5:;
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":40
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":40
  *         else:
  *             f.append(_sa.sym_tostring(fsyms[i]))
  *     cdef int* esyms = rule.e.syms             # <<<<<<<<<<<<<<
  *     for i in range(rule.e.n):
  *         if _sa.sym_isvar(esyms[i]):
  */
-  __pyx_v_esyms = __pyx_v_rule->e->syms;
+  __pyx_t_3 = __pyx_v_rule->e->syms;
+  __pyx_v_esyms = __pyx_t_3;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":41
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":41
  *             f.append(_sa.sym_tostring(fsyms[i]))
  *     cdef int* esyms = rule.e.syms
  *     for i in range(rule.e.n):             # <<<<<<<<<<<<<<
  *         if _sa.sym_isvar(esyms[i]):
  *             e.append(NTRef(_sa.sym_getindex(esyms[i])))
  */
-  __pyx_t_3 = __pyx_v_rule->e->n;
-  for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
-    __pyx_v_i = __pyx_t_4;
+  __pyx_t_4 = __pyx_v_rule->e->n;
+  for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_4; __pyx_t_5+=1) {
+    __pyx_v_i = __pyx_t_5;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":42
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":42
  *     cdef int* esyms = rule.e.syms
  *     for i in range(rule.e.n):
  *         if _sa.sym_isvar(esyms[i]):             # <<<<<<<<<<<<<<
  *             e.append(NTRef(_sa.sym_getindex(esyms[i])))
  *         else:
  */
-    __pyx_t_5 = __pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_esyms[__pyx_v_i]));
-    if (__pyx_t_5) {
+    __pyx_t_6 = __pyx_f_4cdec_2sa_3_sa_sym_isvar((__pyx_v_esyms[__pyx_v_i]));
+    if (__pyx_t_6) {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":43
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":43
  *     for i in range(rule.e.n):
  *         if _sa.sym_isvar(esyms[i]):
  *             e.append(NTRef(_sa.sym_getindex(esyms[i])))             # <<<<<<<<<<<<<<
@@ -5770,13 +5787,13 @@ static struct __pyx_obj_5_cdec_TRule *__pyx_f_5_cdec_convert_rule(struct __pyx_o
       __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_NTRef)), ((PyObject *)__pyx_t_2), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 43; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(__pyx_t_1);
       __Pyx_DECREF(((PyObject *)__pyx_t_2)); __pyx_t_2 = 0;
-      __pyx_t_6 = PyList_Append(__pyx_v_e, __pyx_t_1); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 43; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_7 = PyList_Append(__pyx_v_e, __pyx_t_1); if (unlikely(__pyx_t_7 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 43; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
       goto __pyx_L8;
     }
     /*else*/ {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":45
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":45
  *             e.append(NTRef(_sa.sym_getindex(esyms[i])))
  *         else:
  *             e.append(_sa.sym_tostring(esyms[i]))             # <<<<<<<<<<<<<<
@@ -5785,13 +5802,13 @@ static struct __pyx_obj_5_cdec_TRule *__pyx_f_5_cdec_convert_rule(struct __pyx_o
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       __pyx_t_1 = PyBytes_FromString(__pyx_f_4cdec_2sa_3_sa_sym_tostring((__pyx_v_esyms[__pyx_v_i]))); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 45; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_GOTREF(((PyObject *)__pyx_t_1));
-      __pyx_t_6 = PyList_Append(__pyx_v_e, ((PyObject *)__pyx_t_1)); if (unlikely(__pyx_t_6 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 45; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_7 = PyList_Append(__pyx_v_e, ((PyObject *)__pyx_t_1)); if (unlikely(__pyx_t_7 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 45; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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     }
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":46
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":46
  *         else:
  *             e.append(_sa.sym_tostring(esyms[i]))
  *     a = list(rule.alignments())             # <<<<<<<<<<<<<<
@@ -5814,7 +5831,7 @@ static struct __pyx_obj_5_cdec_TRule *__pyx_f_5_cdec_convert_rule(struct __pyx_o
   __pyx_v_a = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":47
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":47
  *             e.append(_sa.sym_tostring(esyms[i]))
  *     a = list(rule.alignments())
  *     return TRule(lhs, f, e, scores, a)             # <<<<<<<<<<<<<<
@@ -5884,7 +5901,7 @@ static int __pyx_pw_5_cdec_5TRule_1__init__(PyObject *__pyx_v_self, PyObject *__
     static PyObject **__pyx_pyargnames[] = {&__pyx_n_s__lhs,&__pyx_n_s__f,&__pyx_n_s__e,&__pyx_n_s__scores,&__pyx_n_s__a,0};
     PyObject* values[5] = {0,0,0,0,0};
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":52
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":52
  *     cdef shared_ptr[grammar.TRule]* rule
  * 
  *     def __init__(self, lhs, f, e, scores, a=None):             # <<<<<<<<<<<<<<
@@ -5973,17 +5990,22 @@ static int __pyx_pf_5_cdec_5TRule___init__(struct __pyx_obj_5_cdec_TRule *__pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":59
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":59
  *         scores: dictionary of feature scores
  *         a: optional list of alignment points"""
  *         self.rule = new shared_ptr[grammar.TRule](new grammar.TRule())             # <<<<<<<<<<<<<<
  *         self.lhs = lhs
  *         self.e = e
  */
-  try {__pyx_t_1 = new TRule();} catch(...) {__Pyx_CppExn2PyErr(); {__pyx_filename = __pyx_f[2]; __pyx_lineno = 59; __pyx_clineno = __LINE__; goto __pyx_L1_error;}}
+  try {
+    __pyx_t_1 = new TRule();
+  } catch(...) {
+    __Pyx_CppExn2PyErr();
+    {__pyx_filename = __pyx_f[2]; __pyx_lineno = 59; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  }
   __pyx_v_self->rule = new boost::shared_ptr<TRule>(__pyx_t_1);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":60
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":60
  *         a: optional list of alignment points"""
  *         self.rule = new shared_ptr[grammar.TRule](new grammar.TRule())
  *         self.lhs = lhs             # <<<<<<<<<<<<<<
@@ -5992,7 +6014,7 @@ static int __pyx_pf_5_cdec_5TRule___init__(struct __pyx_obj_5_cdec_TRule *__pyx_
  */
   if (PyObject_SetAttr(((PyObject *)__pyx_v_self), __pyx_n_s__lhs, __pyx_v_lhs) < 0) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 60; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":61
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":61
  *         self.rule = new shared_ptr[grammar.TRule](new grammar.TRule())
  *         self.lhs = lhs
  *         self.e = e             # <<<<<<<<<<<<<<
@@ -6001,7 +6023,7 @@ static int __pyx_pf_5_cdec_5TRule___init__(struct __pyx_obj_5_cdec_TRule *__pyx_
  */
   if (PyObject_SetAttr(((PyObject *)__pyx_v_self), __pyx_n_s__e, __pyx_v_e) < 0) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 61; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":62
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":62
  *         self.lhs = lhs
  *         self.e = e
  *         self.f = f             # <<<<<<<<<<<<<<
@@ -6010,7 +6032,7 @@ static int __pyx_pf_5_cdec_5TRule___init__(struct __pyx_obj_5_cdec_TRule *__pyx_
  */
   if (PyObject_SetAttr(((PyObject *)__pyx_v_self), __pyx_n_s__f, __pyx_v_f) < 0) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 62; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":63
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":63
  *         self.e = e
  *         self.f = f
  *         self.scores = scores             # <<<<<<<<<<<<<<
@@ -6019,7 +6041,7 @@ static int __pyx_pf_5_cdec_5TRule___init__(struct __pyx_obj_5_cdec_TRule *__pyx_
  */
   if (PyObject_SetAttr(((PyObject *)__pyx_v_self), __pyx_n_s__scores, __pyx_v_scores) < 0) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":64
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":64
  *         self.f = f
  *         self.scores = scores
  *         if a:             # <<<<<<<<<<<<<<
@@ -6029,7 +6051,7 @@ static int __pyx_pf_5_cdec_5TRule___init__(struct __pyx_obj_5_cdec_TRule *__pyx_
   __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_a); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 64; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   if (__pyx_t_2) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":65
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":65
  *         self.scores = scores
  *         if a:
  *             self.a = a             # <<<<<<<<<<<<<<
@@ -6041,7 +6063,7 @@ static int __pyx_pf_5_cdec_5TRule___init__(struct __pyx_obj_5_cdec_TRule *__pyx_
   }
   __pyx_L3:;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":66
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":66
  *         if a:
  *             self.a = a
  *         self.rule.get().ComputeArity()             # <<<<<<<<<<<<<<
@@ -6069,7 +6091,7 @@ static void __pyx_pw_5_cdec_5TRule_3__dealloc__(PyObject *__pyx_v_self) {
   __Pyx_RefNannyFinishContext();
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":68
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":68
  *         self.rule.get().ComputeArity()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -6081,7 +6103,7 @@ static void __pyx_pf_5_cdec_5TRule_2__dealloc__(CYTHON_UNUSED struct __pyx_obj_5
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":69
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":69
  * 
  *     def __dealloc__(self):
  *         del self.rule             # <<<<<<<<<<<<<<
@@ -6104,7 +6126,7 @@ static PyObject *__pyx_pw_5_cdec_5TRule_5arity_1__get__(PyObject *__pyx_v_self)
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":72
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":72
  * 
  *     property arity:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -6121,7 +6143,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_5arity___get__(struct __pyx_obj_5_cdec_T
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":73
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":73
  *     property arity:
  *         def __get__(self):
  *             return self.rule.get().arity_             # <<<<<<<<<<<<<<
@@ -6158,7 +6180,7 @@ static PyObject *__pyx_pw_5_cdec_5TRule_1f_1__get__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":76
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":76
  * 
  *     property f:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -6185,7 +6207,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_1f___get__(struct __pyx_obj_5_cdec_TRule
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":77
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":77
  *     property f:
  *         def __get__(self):
  *             cdef vector[WordID]* f_ = &self.rule.get().f_             # <<<<<<<<<<<<<<
@@ -6194,7 +6216,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_1f___get__(struct __pyx_obj_5_cdec_TRule
  */
   __pyx_v_f_ = (&__pyx_v_self->rule->get()->f_);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":79
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":79
  *             cdef vector[WordID]* f_ = &self.rule.get().f_
  *             cdef WordID w
  *             cdef f = []             # <<<<<<<<<<<<<<
@@ -6206,7 +6228,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_1f___get__(struct __pyx_obj_5_cdec_TRule
   __pyx_v_f = ((PyObject *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":81
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":81
  *             cdef f = []
  *             cdef unsigned i
  *             cdef int idx = 0             # <<<<<<<<<<<<<<
@@ -6215,7 +6237,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_1f___get__(struct __pyx_obj_5_cdec_TRule
  */
   __pyx_v_idx = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":82
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":82
  *             cdef unsigned i
  *             cdef int idx = 0
  *             for i in range(f_.size()):             # <<<<<<<<<<<<<<
@@ -6226,7 +6248,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_1f___get__(struct __pyx_obj_5_cdec_TRule
   for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
     __pyx_v_i = __pyx_t_3;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":83
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":83
  *             cdef int idx = 0
  *             for i in range(f_.size()):
  *                 w = f_[0][i]             # <<<<<<<<<<<<<<
@@ -6235,7 +6257,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_1f___get__(struct __pyx_obj_5_cdec_TRule
  */
     __pyx_v_w = ((__pyx_v_f_[0])[__pyx_v_i]);
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":84
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":84
  *             for i in range(f_.size()):
  *                 w = f_[0][i]
  *                 if w < 0:             # <<<<<<<<<<<<<<
@@ -6245,7 +6267,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_1f___get__(struct __pyx_obj_5_cdec_TRule
     __pyx_t_4 = (__pyx_v_w < 0);
     if (__pyx_t_4) {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":85
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":85
  *                 w = f_[0][i]
  *                 if w < 0:
  *                     idx += 1             # <<<<<<<<<<<<<<
@@ -6254,7 +6276,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_1f___get__(struct __pyx_obj_5_cdec_TRule
  */
       __pyx_v_idx = (__pyx_v_idx + 1);
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":86
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":86
  *                 if w < 0:
  *                     idx += 1
  *                     f.append(NT(TDConvert(-w).c_str(), idx))             # <<<<<<<<<<<<<<
@@ -6284,7 +6306,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_1f___get__(struct __pyx_obj_5_cdec_TRule
     }
     /*else*/ {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":88
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":88
  *                     f.append(NT(TDConvert(-w).c_str(), idx))
  *                 else:
  *                     f.append(unicode(TDConvert(w).c_str(), encoding='utf8'))             # <<<<<<<<<<<<<<
@@ -6313,7 +6335,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_1f___get__(struct __pyx_obj_5_cdec_TRule
     __pyx_L5:;
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":89
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":89
  *                 else:
  *                     f.append(unicode(TDConvert(w).c_str(), encoding='utf8'))
  *             return f             # <<<<<<<<<<<<<<
@@ -6351,7 +6373,7 @@ static int __pyx_pw_5_cdec_5TRule_1f_3__set__(PyObject *__pyx_v_self, PyObject *
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":91
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":91
  *             return f
  * 
  *         def __set__(self, f):             # <<<<<<<<<<<<<<
@@ -6369,15 +6391,15 @@ static int __pyx_pf_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_5_cdec_TRule *__p
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   unsigned int __pyx_t_2;
   PyObject *__pyx_t_3 = NULL;
-  PyObject *__pyx_t_4 = NULL;
-  int __pyx_t_5;
-  char *__pyx_t_6;
+  int __pyx_t_4;
+  char *__pyx_t_5;
+  PyObject *__pyx_t_6 = NULL;
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   const char *__pyx_filename = NULL;
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":92
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":92
  * 
  *         def __set__(self, f):
  *             cdef vector[WordID]* f_ = &self.rule.get().f_             # <<<<<<<<<<<<<<
@@ -6386,7 +6408,7 @@ static int __pyx_pf_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_5_cdec_TRule *__p
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   __pyx_v_f_ = (&__pyx_v_self->rule->get()->f_);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":93
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":93
  *         def __set__(self, f):
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@@ -6396,7 +6418,7 @@ static int __pyx_pf_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_5_cdec_TRule *__p
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   __pyx_v_f_->resize(__pyx_t_1);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":95
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":95
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  *             cdef unsigned i
  *             cdef int idx = 0             # <<<<<<<<<<<<<<
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   __pyx_v_idx = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":96
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":96
  *             cdef unsigned i
  *             cdef int idx = 0
  *             for i in range(len(f)):             # <<<<<<<<<<<<<<
@@ -6416,7 +6438,7 @@ static int __pyx_pf_5_cdec_5TRule_1f_2__set__(struct __pyx_obj_5_cdec_TRule *__p
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-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":97
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":97
  *             cdef int idx = 0
  *             for i in range(len(f)):
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-    __Pyx_INCREF(__pyx_t_4);
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+    __pyx_t_4 = __Pyx_TypeCheck(__pyx_t_3, ((PyObject*)__pyx_ptype_5_cdec_NT)); 
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-    if (__pyx_t_5) {
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-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":98
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":98
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-      __Pyx_GOTREF(__pyx_t_4);
-      __pyx_t_6 = PyBytes_AsString(((PyObject *)((struct __pyx_obj_5_cdec_NT *)__pyx_t_4)->cat)); if (unlikely((!__pyx_t_6) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 98; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
-      ((__pyx_v_f_[0])[__pyx_v_i]) = (-TD::Convert(__pyx_t_6));
+      __pyx_t_3 = __Pyx_GetItemInt(__pyx_v_f, __pyx_v_i, sizeof(unsigned int)+1, PyLong_FromUnsignedLong); if (!__pyx_t_3) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 98; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __Pyx_GOTREF(__pyx_t_3);
+      __pyx_t_5 = PyBytes_AsString(((PyObject *)((struct __pyx_obj_5_cdec_NT *)__pyx_t_3)->cat)); if (unlikely((!__pyx_t_5) && PyErr_Occurred())) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 98; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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       goto __pyx_L5;
     }
     /*else*/ {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":100
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":100
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-      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
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-      __pyx_v_fi = ((PyObject*)__pyx_t_3);
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+      __pyx_t_6 = 0;
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":101
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":101
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-      ((__pyx_v_f_[0])[__pyx_v_i]) = TD::Convert(__pyx_t_6);
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-  __Pyx_XDECREF(__pyx_t_4);
+  __Pyx_XDECREF(__pyx_t_6);
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-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":104
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":104
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":105
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":105
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":107
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":107
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":109
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":109
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  *             cdef unsigned i
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":110
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":110
  *             cdef unsigned i
  *             cdef int idx = 0
  *             for i in range(e_.size()):             # <<<<<<<<<<<<<<
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-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":111
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":111
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-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":112
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":112
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-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":113
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":113
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-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":114
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":114
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     }
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-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":116
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":116
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":117
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":117
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 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":119
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":119
  *             return e
  * 
  *         def __set__(self, e):             # <<<<<<<<<<<<<<
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   unsigned int __pyx_t_2;
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-  PyObject *__pyx_t_4 = NULL;
-  int __pyx_t_5;
+  int __pyx_t_4;
+  PyObject *__pyx_t_5 = NULL;
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   char *__pyx_t_7;
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":120
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":120
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":121
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":121
  *         def __set__(self, e):
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":123
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":123
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-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":124
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":124
  *             cdef unsigned i
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@@ -6754,52 +6773,49 @@ static int __pyx_pf_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_5_cdec_TRule *__p
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-    __pyx_t_5 = __Pyx_TypeCheck(__pyx_t_3, __pyx_t_4); 
+    __pyx_t_4 = __Pyx_TypeCheck(__pyx_t_3, ((PyObject*)__pyx_ptype_5_cdec_NTRef)); 
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-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":125
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":125
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-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":127
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":127
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-      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
+      __pyx_t_5 = ((PyObject *)__pyx_f_5_cdec_as_str(__pyx_t_3, NULL)); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 127; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __Pyx_GOTREF(__pyx_t_5);
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-      __pyx_v_ei = ((PyObject*)__pyx_t_3);
-      __pyx_t_3 = 0;
+      __pyx_v_ei = ((PyObject*)__pyx_t_5);
+      __pyx_t_5 = 0;
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":128
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":128
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@@ -6816,7 +6832,7 @@ static int __pyx_pf_5_cdec_5TRule_1e_2__set__(struct __pyx_obj_5_cdec_TRule *__p
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   __pyx_L1_error:;
   __Pyx_XDECREF(__pyx_t_3);
-  __Pyx_XDECREF(__pyx_t_4);
+  __Pyx_XDECREF(__pyx_t_5);
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   __pyx_r = -1;
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 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":131
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":131
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":133
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":133
  *         def __get__(self):
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-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":134
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":134
  *             cdef unsigned i
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  *             for i in range(a.size()):             # <<<<<<<<<<<<<<
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-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":135
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":135
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  *             for i in range(a.size()):
  *                 yield (a[0][i].s_, a[0][i].t_)             # <<<<<<<<<<<<<<
@@ -6981,7 +6997,7 @@ static int __pyx_pw_5_cdec_5TRule_1a_4__set__(PyObject *__pyx_v_self, PyObject *
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":137
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":137
  *                 yield (a[0][i].s_, a[0][i].t_)
  * 
  *         def __set__(self, a):             # <<<<<<<<<<<<<<
@@ -7010,7 +7026,7 @@ static int __pyx_pf_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_5_cdec_TRule *__p
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__set__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":138
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":138
  * 
  *         def __set__(self, a):
  *             cdef vector[grammar.AlignmentPoint]* a_ = &self.rule.get().a_             # <<<<<<<<<<<<<<
@@ -7019,7 +7035,7 @@ static int __pyx_pf_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_5_cdec_TRule *__p
  */
   __pyx_v_a_ = (&__pyx_v_self->rule->get()->a_);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":139
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":139
  *         def __set__(self, a):
  *             cdef vector[grammar.AlignmentPoint]* a_ = &self.rule.get().a_
  *             a_.resize(len(a))             # <<<<<<<<<<<<<<
@@ -7029,7 +7045,7 @@ static int __pyx_pf_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_5_cdec_TRule *__p
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   __pyx_v_a_->resize(__pyx_t_1);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":142
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":142
  *             cdef unsigned i
  *             cdef int s, t
  *             for i in range(len(a)):             # <<<<<<<<<<<<<<
@@ -7040,7 +7056,7 @@ static int __pyx_pf_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_5_cdec_TRule *__p
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     __pyx_v_i = __pyx_t_2;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":143
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":143
  *             cdef int s, t
  *             for i in range(len(a)):
  *                 s, t = a[i]             # <<<<<<<<<<<<<<
@@ -7073,7 +7089,9 @@ static int __pyx_pf_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_5_cdec_TRule *__p
       __Pyx_INCREF(__pyx_t_5);
       #else
       __pyx_t_4 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 143; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __Pyx_GOTREF(__pyx_t_4);
       __pyx_t_5 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 143; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __Pyx_GOTREF(__pyx_t_5);
       #endif
       __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     } else
@@ -7105,7 +7123,7 @@ static int __pyx_pf_5_cdec_5TRule_1a_3__set__(struct __pyx_obj_5_cdec_TRule *__p
     __pyx_v_s = __pyx_t_8;
     __pyx_v_t = __pyx_t_9;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":144
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":144
  *             for i in range(len(a)):
  *                 s, t = a[i]
  *                 a_[0][i] = grammar.AlignmentPoint(s, t)             # <<<<<<<<<<<<<<
@@ -7140,7 +7158,7 @@ static PyObject *__pyx_pw_5_cdec_5TRule_6scores_1__get__(PyObject *__pyx_v_self)
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":147
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":147
  * 
  *     property scores:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -7158,7 +7176,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_6scores___get__(struct __pyx_obj_5_cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":148
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":148
  *     property scores:
  *         def __get__(self):
  *             cdef SparseVector scores = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -7171,7 +7189,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_6scores___get__(struct __pyx_obj_5_cdec_
   __pyx_v_scores = ((struct __pyx_obj_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":149
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":149
  *         def __get__(self):
  *             cdef SparseVector scores = SparseVector.__new__(SparseVector)
  *             scores.vector = new FastSparseVector[double](self.rule.get().scores_)             # <<<<<<<<<<<<<<
@@ -7180,7 +7198,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_6scores___get__(struct __pyx_obj_5_cdec_
  */
   __pyx_v_scores->vector = new FastSparseVector<double>(__pyx_v_self->rule->get()->scores_);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":150
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":150
  *             cdef SparseVector scores = SparseVector.__new__(SparseVector)
  *             scores.vector = new FastSparseVector[double](self.rule.get().scores_)
  *             return scores             # <<<<<<<<<<<<<<
@@ -7216,7 +7234,7 @@ static int __pyx_pw_5_cdec_5TRule_6scores_3__set__(PyObject *__pyx_v_self, PyObj
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":152
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":152
  *             return scores
  * 
  *         def __set__(self, scores):             # <<<<<<<<<<<<<<
@@ -7248,7 +7266,7 @@ static int __pyx_pf_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_5_cdec_TRule
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__set__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":153
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":153
  * 
  *         def __set__(self, scores):
  *             cdef FastSparseVector[double]* scores_ = &self.rule.get().scores_             # <<<<<<<<<<<<<<
@@ -7257,7 +7275,7 @@ static int __pyx_pf_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_5_cdec_TRule
  */
   __pyx_v_scores_ = (&__pyx_v_self->rule->get()->scores_);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":154
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":154
  *         def __set__(self, scores):
  *             cdef FastSparseVector[double]* scores_ = &self.rule.get().scores_
  *             scores_.clear()             # <<<<<<<<<<<<<<
@@ -7266,7 +7284,7 @@ static int __pyx_pf_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_5_cdec_TRule
  */
   __pyx_v_scores_->clear();
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":157
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":157
  *             cdef int fid
  *             cdef float fval
  *             for fname, fval in scores.items():             # <<<<<<<<<<<<<<
@@ -7337,7 +7355,9 @@ static int __pyx_pf_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_5_cdec_TRule
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       #else
       __pyx_t_5 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 157; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __Pyx_GOTREF(__pyx_t_5);
       __pyx_t_6 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 157; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __Pyx_GOTREF(__pyx_t_6);
       #endif
       __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     } else
@@ -7369,7 +7389,7 @@ static int __pyx_pf_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_5_cdec_TRule
     __pyx_t_5 = 0;
     __pyx_v_fval = __pyx_t_9;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":158
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":158
  *             cdef float fval
  *             for fname, fval in scores.items():
  *                 fn = as_str(fname)             # <<<<<<<<<<<<<<
@@ -7382,7 +7402,7 @@ static int __pyx_pf_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_5_cdec_TRule
     __pyx_v_fn = ((PyObject*)__pyx_t_2);
     __pyx_t_2 = 0;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":159
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":159
  *             for fname, fval in scores.items():
  *                 fn = as_str(fname)
  *                 fid = FDConvert(fn)             # <<<<<<<<<<<<<<
@@ -7392,7 +7412,7 @@ static int __pyx_pf_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_5_cdec_TRule
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     __pyx_v_fid = FD::Convert(__pyx_t_10);
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":160
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":160
  *                 fn = as_str(fname)
  *                 fid = FDConvert(fn)
  *                 if fid < 0: raise KeyError(fname)             # <<<<<<<<<<<<<<
@@ -7416,7 +7436,7 @@ static int __pyx_pf_5_cdec_5TRule_6scores_2__set__(struct __pyx_obj_5_cdec_TRule
     }
     __pyx_L7:;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":161
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":161
  *                 fid = FDConvert(fn)
  *                 if fid < 0: raise KeyError(fname)
  *                 scores_.set_value(fid, fval)             # <<<<<<<<<<<<<<
@@ -7455,7 +7475,7 @@ static PyObject *__pyx_pw_5_cdec_5TRule_3lhs_1__get__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":164
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":164
  * 
  *     property lhs:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -7473,7 +7493,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_3lhs___get__(struct __pyx_obj_5_cdec_TRu
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   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":165
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":165
  *     property lhs:
  *         def __get__(self):
  *             return NT(TDConvert(-self.rule.get().lhs_).c_str())             # <<<<<<<<<<<<<<
@@ -7519,7 +7539,7 @@ static int __pyx_pw_5_cdec_5TRule_3lhs_3__set__(PyObject *__pyx_v_self, PyObject
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":167
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":167
  *             return NT(TDConvert(-self.rule.get().lhs_).c_str())
  * 
  *         def __set__(self, lhs):             # <<<<<<<<<<<<<<
@@ -7530,9 +7550,9 @@ static int __pyx_pw_5_cdec_5TRule_3lhs_3__set__(PyObject *__pyx_v_self, PyObject
 static int __pyx_pf_5_cdec_5TRule_3lhs_2__set__(struct __pyx_obj_5_cdec_TRule *__pyx_v_self, PyObject *__pyx_v_lhs) {
   int __pyx_r;
   __Pyx_RefNannyDeclarations
-  PyObject *__pyx_t_1 = NULL;
+  int __pyx_t_1;
   int __pyx_t_2;
-  int __pyx_t_3;
+  PyObject *__pyx_t_3 = NULL;
   PyObject *__pyx_t_4 = NULL;
   char *__pyx_t_5;
   int __pyx_lineno = 0;
@@ -7541,35 +7561,32 @@ static int __pyx_pf_5_cdec_5TRule_3lhs_2__set__(struct __pyx_obj_5_cdec_TRule *_
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   __Pyx_INCREF(__pyx_v_lhs);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":168
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":168
  * 
  *         def __set__(self, lhs):
  *             if not isinstance(lhs, NT):             # <<<<<<<<<<<<<<
  *                 lhs = NT(lhs)
  *             self.rule.get().lhs_ = -TDConvert((<NT> lhs).cat)
  */
-  __pyx_t_1 = ((PyObject *)((PyObject*)__pyx_ptype_5_cdec_NT));
-  __Pyx_INCREF(__pyx_t_1);
-  __pyx_t_2 = __Pyx_TypeCheck(__pyx_v_lhs, __pyx_t_1); 
-  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  __pyx_t_3 = (!__pyx_t_2);
-  if (__pyx_t_3) {
+  __pyx_t_1 = __Pyx_TypeCheck(__pyx_v_lhs, ((PyObject*)__pyx_ptype_5_cdec_NT)); 
+  __pyx_t_2 = (!__pyx_t_1);
+  if (__pyx_t_2) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":169
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":169
  *         def __set__(self, lhs):
  *             if not isinstance(lhs, NT):
  *                 lhs = NT(lhs)             # <<<<<<<<<<<<<<
  *             self.rule.get().lhs_ = -TDConvert((<NT> lhs).cat)
  * 
  */
-    __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 169; __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[2]; __pyx_lineno = 169; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __Pyx_GOTREF(__pyx_t_3);
     __Pyx_INCREF(__pyx_v_lhs);
-    PyTuple_SET_ITEM(__pyx_t_1, 0, __pyx_v_lhs);
+    PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_v_lhs);
     __Pyx_GIVEREF(__pyx_v_lhs);
-    __pyx_t_4 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_NT)), ((PyObject *)__pyx_t_1), NULL); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 169; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_4 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_NT)), ((PyObject *)__pyx_t_3), NULL); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 169; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_4);
-    __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
+    __Pyx_DECREF(((PyObject *)__pyx_t_3)); __pyx_t_3 = 0;
     __Pyx_DECREF(__pyx_v_lhs);
     __pyx_v_lhs = __pyx_t_4;
     __pyx_t_4 = 0;
@@ -7577,7 +7594,7 @@ static int __pyx_pf_5_cdec_5TRule_3lhs_2__set__(struct __pyx_obj_5_cdec_TRule *_
   }
   __pyx_L3:;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":170
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":170
  *             if not isinstance(lhs, NT):
  *                 lhs = NT(lhs)
  *             self.rule.get().lhs_ = -TDConvert((<NT> lhs).cat)             # <<<<<<<<<<<<<<
@@ -7590,7 +7607,7 @@ static int __pyx_pf_5_cdec_5TRule_3lhs_2__set__(struct __pyx_obj_5_cdec_TRule *_
   __pyx_r = 0;
   goto __pyx_L0;
   __pyx_L1_error:;
-  __Pyx_XDECREF(__pyx_t_1);
+  __Pyx_XDECREF(__pyx_t_3);
   __Pyx_XDECREF(__pyx_t_4);
   __Pyx_AddTraceback("_cdec.TRule.lhs.__set__", __pyx_clineno, __pyx_lineno, __pyx_filename);
   __pyx_r = -1;
@@ -7612,7 +7629,7 @@ static PyObject *__pyx_pw_5_cdec_5TRule_5__str__(PyObject *__pyx_v_self) {
 }
 static PyObject *__pyx_gb_5_cdec_5TRule_7__str___2generator19(__pyx_GeneratorObject *__pyx_generator, PyObject *__pyx_sent_value); /* proto */
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":173
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":173
  * 
  *     def __str__(self):
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)             # <<<<<<<<<<<<<<
@@ -7754,7 +7771,7 @@ static PyObject *__pyx_gb_5_cdec_5TRule_7__str___2generator19(__pyx_GeneratorObj
   return NULL;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":172
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":172
  *             self.rule.get().lhs_ = -TDConvert((<NT> lhs).cat)
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -7786,7 +7803,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_4__str__(struct __pyx_obj_5_cdec_TRule *
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   __Pyx_GIVEREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":173
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":173
  * 
  *     def __str__(self):
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)             # <<<<<<<<<<<<<<
@@ -7809,7 +7826,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_4__str__(struct __pyx_obj_5_cdec_TRule *
   __pyx_v_scores = __pyx_t_2;
   __pyx_t_2 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":174
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":174
  *     def __str__(self):
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)
  *         return '%s ||| %s ||| %s ||| %s' % (self.lhs,             # <<<<<<<<<<<<<<
@@ -7820,7 +7837,7 @@ static PyObject *__pyx_pf_5_cdec_5TRule_4__str__(struct __pyx_obj_5_cdec_TRule *
   __pyx_t_2 = PyObject_GetAttr(((PyObject *)__pyx_cur_scope->__pyx_v_self), __pyx_n_s__lhs); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 174; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":175
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":175
  *         scores = ' '.join('%s=%s' % feat for feat in self.scores)
  *         return '%s ||| %s ||| %s ||| %s' % (self.lhs,
  *                 _phrase(self.f), _phrase(self.e), scores)             # <<<<<<<<<<<<<<
@@ -7961,7 +7978,7 @@ static int __pyx_pw_5_cdec_5MRule_1__init__(PyObject *__pyx_v_self, PyObject *__
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":178
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":178
  * 
  * cdef class MRule(TRule):
  *     def __init__(self, lhs, rhs, scores):             # <<<<<<<<<<<<<<
@@ -7987,7 +8004,7 @@ static int __pyx_pf_5_cdec_5MRule___init__(struct __pyx_obj_5_cdec_MRule *__pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":183
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":183
  *         rhs: right hand side phrase (list of words/NT)
  *         scores: dictionary of feature scores"""
  *         cdef unsigned i = 1             # <<<<<<<<<<<<<<
@@ -7996,7 +8013,7 @@ static int __pyx_pf_5_cdec_5MRule___init__(struct __pyx_obj_5_cdec_MRule *__pyx_
  */
   __pyx_v_i = 1;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":184
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":184
  *         scores: dictionary of feature scores"""
  *         cdef unsigned i = 1
  *         e = []             # <<<<<<<<<<<<<<
@@ -8005,10 +8022,10 @@ static int __pyx_pf_5_cdec_5MRule___init__(struct __pyx_obj_5_cdec_MRule *__pyx_
  */
   __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 184; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
-  __pyx_v_e = __pyx_t_1;
+  __pyx_v_e = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":185
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":185
  *         cdef unsigned i = 1
  *         e = []
  *         for s in rhs:             # <<<<<<<<<<<<<<
@@ -8053,20 +8070,17 @@ static int __pyx_pf_5_cdec_5MRule___init__(struct __pyx_obj_5_cdec_MRule *__pyx_
     __pyx_v_s = __pyx_t_4;
     __pyx_t_4 = 0;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":186
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":186
  *         e = []
  *         for s in rhs:
  *             if isinstance(s, NT):             # <<<<<<<<<<<<<<
  *                 e.append(NTRef(i))
  *                 i += 1
  */
-    __pyx_t_4 = ((PyObject *)((PyObject*)__pyx_ptype_5_cdec_NT));
-    __Pyx_INCREF(__pyx_t_4);
-    __pyx_t_5 = __Pyx_TypeCheck(__pyx_v_s, __pyx_t_4); 
-    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
+    __pyx_t_5 = __Pyx_TypeCheck(__pyx_v_s, ((PyObject*)__pyx_ptype_5_cdec_NT)); 
     if (__pyx_t_5) {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":187
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":187
  *         for s in rhs:
  *             if isinstance(s, NT):
  *                 e.append(NTRef(i))             # <<<<<<<<<<<<<<
@@ -8086,7 +8100,7 @@ static int __pyx_pf_5_cdec_5MRule___init__(struct __pyx_obj_5_cdec_MRule *__pyx_
       __pyx_t_7 = PyList_Append(__pyx_v_e, __pyx_t_4); if (unlikely(__pyx_t_7 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 187; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":188
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":188
  *             if isinstance(s, NT):
  *                 e.append(NTRef(i))
  *                 i += 1             # <<<<<<<<<<<<<<
@@ -8098,7 +8112,7 @@ static int __pyx_pf_5_cdec_5MRule___init__(struct __pyx_obj_5_cdec_MRule *__pyx_
     }
     /*else*/ {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":190
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":190
  *                 i += 1
  *             else:
  *                 e.append(s)             # <<<<<<<<<<<<<<
@@ -8111,7 +8125,7 @@ static int __pyx_pf_5_cdec_5MRule___init__(struct __pyx_obj_5_cdec_MRule *__pyx_
   }
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":191
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":191
  *             else:
  *                 e.append(s)
  *         super(MRule, self).__init__(lhs, rhs, e, scores, None)             # <<<<<<<<<<<<<<
@@ -8179,7 +8193,7 @@ static void __pyx_pw_5_cdec_7Grammar_1__dealloc__(PyObject *__pyx_v_self) {
   __Pyx_RefNannyFinishContext();
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":196
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":196
  *     cdef shared_ptr[grammar.Grammar]* grammar
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -8191,7 +8205,7 @@ static void __pyx_pf_5_cdec_7Grammar___dealloc__(CYTHON_UNUSED struct __pyx_obj_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":197
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":197
  * 
  *     def __dealloc__(self):
  *         del self.grammar             # <<<<<<<<<<<<<<
@@ -8215,7 +8229,7 @@ static PyObject *__pyx_pw_5_cdec_7Grammar_3__iter__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":199
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":199
  *         del self.grammar
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -8278,7 +8292,7 @@ static PyObject *__pyx_gb_5_cdec_7Grammar_4generator3(__pyx_GeneratorObject *__p
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 199; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":200
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":200
  * 
  *     def __iter__(self):
  *         cdef grammar.const_GrammarIter* root = self.grammar.get().GetRoot()             # <<<<<<<<<<<<<<
@@ -8287,7 +8301,7 @@ static PyObject *__pyx_gb_5_cdec_7Grammar_4generator3(__pyx_GeneratorObject *__p
  */
   __pyx_cur_scope->__pyx_v_root = __pyx_cur_scope->__pyx_v_self->grammar->get()->GetRoot();
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":201
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":201
  *     def __iter__(self):
  *         cdef grammar.const_GrammarIter* root = self.grammar.get().GetRoot()
  *         cdef grammar.const_RuleBin* rbin = root.GetRules()             # <<<<<<<<<<<<<<
@@ -8296,7 +8310,7 @@ static PyObject *__pyx_gb_5_cdec_7Grammar_4generator3(__pyx_GeneratorObject *__p
  */
   __pyx_cur_scope->__pyx_v_rbin = __pyx_cur_scope->__pyx_v_root->GetRules();
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":204
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":204
  *         cdef TRule trule
  *         cdef unsigned i
  *         for i in range(rbin.GetNumRules()):             # <<<<<<<<<<<<<<
@@ -8307,7 +8321,7 @@ static PyObject *__pyx_gb_5_cdec_7Grammar_4generator3(__pyx_GeneratorObject *__p
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":205
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":205
  *         cdef unsigned i
  *         for i in range(rbin.GetNumRules()):
  *             trule = TRule.__new__(TRule)             # <<<<<<<<<<<<<<
@@ -8323,7 +8337,7 @@ static PyObject *__pyx_gb_5_cdec_7Grammar_4generator3(__pyx_GeneratorObject *__p
     __pyx_cur_scope->__pyx_v_trule = ((struct __pyx_obj_5_cdec_TRule *)__pyx_t_3);
     __pyx_t_3 = 0;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":206
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":206
  *         for i in range(rbin.GetNumRules()):
  *             trule = TRule.__new__(TRule)
  *             trule.rule = new shared_ptr[grammar.TRule](rbin.GetIthRule(i))             # <<<<<<<<<<<<<<
@@ -8332,7 +8346,7 @@ static PyObject *__pyx_gb_5_cdec_7Grammar_4generator3(__pyx_GeneratorObject *__p
  */
     __pyx_cur_scope->__pyx_v_trule->rule = new boost::shared_ptr<TRule>(__pyx_cur_scope->__pyx_v_rbin->GetIthRule(__pyx_cur_scope->__pyx_v_i));
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":207
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":207
  *             trule = TRule.__new__(TRule)
  *             trule.rule = new shared_ptr[grammar.TRule](rbin.GetIthRule(i))
  *             yield trule             # <<<<<<<<<<<<<<
@@ -8377,7 +8391,7 @@ static PyObject *__pyx_pw_5_cdec_7Grammar_4name_1__get__(PyObject *__pyx_v_self)
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":210
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":210
  * 
  *     property name:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -8395,7 +8409,7 @@ static PyObject *__pyx_pf_5_cdec_7Grammar_4name___get__(struct __pyx_obj_5_cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":211
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":211
  *     property name:
  *         def __get__(self):
  *             str(self.grammar.get().GetGrammarName().c_str())             # <<<<<<<<<<<<<<
@@ -8438,7 +8452,7 @@ static int __pyx_pw_5_cdec_7Grammar_4name_3__set__(PyObject *__pyx_v_self, PyObj
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":213
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":213
  *             str(self.grammar.get().GetGrammarName().c_str())
  * 
  *         def __set__(self, name):             # <<<<<<<<<<<<<<
@@ -8457,7 +8471,7 @@ static int __pyx_pf_5_cdec_7Grammar_4name_2__set__(struct __pyx_obj_5_cdec_Gramm
   __Pyx_RefNannySetupContext("__set__", 0);
   __Pyx_INCREF(__pyx_v_name);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":214
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":214
  * 
  *         def __set__(self, name):
  *             name = as_str(name)             # <<<<<<<<<<<<<<
@@ -8470,7 +8484,7 @@ static int __pyx_pf_5_cdec_7Grammar_4name_2__set__(struct __pyx_obj_5_cdec_Gramm
   __pyx_v_name = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":215
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":215
  *         def __set__(self, name):
  *             name = as_str(name)
  *             self.grammar.get().SetGrammarName(name)             # <<<<<<<<<<<<<<
@@ -8543,7 +8557,7 @@ static int __pyx_pw_5_cdec_11TextGrammar_1__init__(PyObject *__pyx_v_self, PyObj
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":218
+/* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":218
  * 
  * cdef class TextGrammar(Grammar):
  *     def __init__(self, rules):             # <<<<<<<<<<<<<<
@@ -8561,14 +8575,13 @@ static int __pyx_pf_5_cdec_11TextGrammar___init__(struct __pyx_obj_5_cdec_TextGr
   PyObject *(*__pyx_t_3)(PyObject *);
   PyObject *__pyx_t_4 = NULL;
   int __pyx_t_5;
-  PyObject *__pyx_t_6 = NULL;
-  int __pyx_t_7;
+  int __pyx_t_6;
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":220
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":220
  *     def __init__(self, rules):
  *         """TextGrammar(rules) -> SCFG Grammar containing the rules."""
  *         self.grammar = new shared_ptr[grammar.Grammar](new grammar.TextGrammar())             # <<<<<<<<<<<<<<
@@ -8577,7 +8590,7 @@ static int __pyx_pf_5_cdec_11TextGrammar___init__(struct __pyx_obj_5_cdec_TextGr
  */
   __pyx_v_self->__pyx_base.grammar = new boost::shared_ptr<Grammar>(new TextGrammar());
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":221
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":221
  *         """TextGrammar(rules) -> SCFG Grammar containing the rules."""
  *         self.grammar = new shared_ptr[grammar.Grammar](new grammar.TextGrammar())
  *         cdef grammar.TextGrammar* _g = <grammar.TextGrammar*> self.grammar.get()             # <<<<<<<<<<<<<<
@@ -8586,7 +8599,7 @@ static int __pyx_pf_5_cdec_11TextGrammar___init__(struct __pyx_obj_5_cdec_TextGr
  */
   __pyx_v__g = ((TextGrammar *)__pyx_v_self->__pyx_base.grammar->get());
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":222
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":222
  *         self.grammar = new shared_ptr[grammar.Grammar](new grammar.TextGrammar())
  *         cdef grammar.TextGrammar* _g = <grammar.TextGrammar*> self.grammar.get()
  *         for trule in rules:             # <<<<<<<<<<<<<<
@@ -8631,20 +8644,17 @@ static int __pyx_pf_5_cdec_11TextGrammar___init__(struct __pyx_obj_5_cdec_TextGr
     __pyx_v_trule = __pyx_t_4;
     __pyx_t_4 = 0;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":223
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":223
  *         cdef grammar.TextGrammar* _g = <grammar.TextGrammar*> self.grammar.get()
  *         for trule in rules:
  *             if isinstance(trule, _sa.Rule):             # <<<<<<<<<<<<<<
  *                 trule = convert_rule(trule)
  *             elif not isinstance(trule, TRule):
  */
-    __pyx_t_4 = ((PyObject *)((PyObject*)__pyx_ptype_4cdec_2sa_3_sa_Rule));
-    __Pyx_INCREF(__pyx_t_4);
-    __pyx_t_5 = __Pyx_TypeCheck(__pyx_v_trule, __pyx_t_4); 
-    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
+    __pyx_t_5 = __Pyx_TypeCheck(__pyx_v_trule, ((PyObject*)__pyx_ptype_4cdec_2sa_3_sa_Rule)); 
     if (__pyx_t_5) {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":224
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":224
  *         for trule in rules:
  *             if isinstance(trule, _sa.Rule):
  *                 trule = convert_rule(trule)             # <<<<<<<<<<<<<<
@@ -8652,47 +8662,41 @@ static int __pyx_pf_5_cdec_11TextGrammar___init__(struct __pyx_obj_5_cdec_TextGr
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       if (!(likely(((__pyx_v_trule) == Py_None) || likely(__Pyx_TypeTest(__pyx_v_trule, __pyx_ptype_4cdec_2sa_3_sa_Rule))))) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 224; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __pyx_t_4 = __pyx_v_trule;
-      __Pyx_INCREF(__pyx_t_4);
-      __pyx_t_6 = ((PyObject *)__pyx_f_5_cdec_convert_rule(((struct __pyx_obj_4cdec_2sa_3_sa_Rule *)__pyx_t_4))); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 224; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_6);
-      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
+      __pyx_t_4 = ((PyObject *)__pyx_f_5_cdec_convert_rule(((struct __pyx_obj_4cdec_2sa_3_sa_Rule *)__pyx_v_trule))); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 224; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __Pyx_GOTREF(__pyx_t_4);
       __Pyx_DECREF(__pyx_v_trule);
-      __pyx_v_trule = __pyx_t_6;
-      __pyx_t_6 = 0;
+      __pyx_v_trule = __pyx_t_4;
+      __pyx_t_4 = 0;
       goto __pyx_L5;
     }
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":225
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":225
  *             if isinstance(trule, _sa.Rule):
  *                 trule = convert_rule(trule)
  *             elif not isinstance(trule, TRule):             # <<<<<<<<<<<<<<
  *                 raise ValueError('the grammar should contain TRule objects')
  *             _g.AddRule((<TRule> trule).rule[0])
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-    __pyx_t_6 = ((PyObject *)((PyObject*)__pyx_ptype_5_cdec_TRule));
-    __Pyx_INCREF(__pyx_t_6);
-    __pyx_t_5 = __Pyx_TypeCheck(__pyx_v_trule, __pyx_t_6); 
-    __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
-    __pyx_t_7 = (!__pyx_t_5);
-    if (__pyx_t_7) {
+    __pyx_t_5 = __Pyx_TypeCheck(__pyx_v_trule, ((PyObject*)__pyx_ptype_5_cdec_TRule)); 
+    __pyx_t_6 = (!__pyx_t_5);
+    if (__pyx_t_6) {
 
-      /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":226
+      /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":226
  *                 trule = convert_rule(trule)
  *             elif not isinstance(trule, TRule):
  *                 raise ValueError('the grammar should contain TRule objects')             # <<<<<<<<<<<<<<
  *             _g.AddRule((<TRule> trule).rule[0])
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-      __pyx_t_6 = PyObject_Call(__pyx_builtin_ValueError, ((PyObject *)__pyx_k_tuple_14), NULL); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 226; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_6);
-      __Pyx_Raise(__pyx_t_6, 0, 0, 0);
-      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
+      __pyx_t_4 = PyObject_Call(__pyx_builtin_ValueError, ((PyObject *)__pyx_k_tuple_14), NULL); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 226; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __Pyx_GOTREF(__pyx_t_4);
+      __Pyx_Raise(__pyx_t_4, 0, 0, 0);
+      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
       {__pyx_filename = __pyx_f[2]; __pyx_lineno = 226; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
       goto __pyx_L5;
     }
     __pyx_L5:;
 
-    /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":227
+    /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":227
  *             elif not isinstance(trule, TRule):
  *                 raise ValueError('the grammar should contain TRule objects')
  *             _g.AddRule((<TRule> trule).rule[0])             # <<<<<<<<<<<<<<
@@ -8706,7 +8710,6 @@ static int __pyx_pf_5_cdec_11TextGrammar___init__(struct __pyx_obj_5_cdec_TextGr
   __pyx_L1_error:;
   __Pyx_XDECREF(__pyx_t_1);
   __Pyx_XDECREF(__pyx_t_4);
-  __Pyx_XDECREF(__pyx_t_6);
   __Pyx_AddTraceback("_cdec.TextGrammar.__init__", __pyx_clineno, __pyx_lineno, __pyx_filename);
   __pyx_r = -1;
   __pyx_L0:;
@@ -8724,7 +8727,7 @@ static void __pyx_pw_5_cdec_10Hypergraph_1__dealloc__(PyObject *__pyx_v_self) {
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 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":8
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":8
  *     cdef MT19937* rng
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
@@ -8737,7 +8740,7 @@ static void __pyx_pf_5_cdec_10Hypergraph___dealloc__(struct __pyx_obj_5_cdec_Hyp
   int __pyx_t_1;
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":9
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":9
  * 
  *     def __dealloc__(self):
  *         del self.hg             # <<<<<<<<<<<<<<
@@ -8746,7 +8749,7 @@ static void __pyx_pf_5_cdec_10Hypergraph___dealloc__(struct __pyx_obj_5_cdec_Hyp
  */
   delete __pyx_v_self->hg;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":10
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":10
  *     def __dealloc__(self):
  *         del self.hg
  *         if self.rng != NULL:             # <<<<<<<<<<<<<<
@@ -8756,7 +8759,7 @@ static void __pyx_pf_5_cdec_10Hypergraph___dealloc__(struct __pyx_obj_5_cdec_Hyp
   __pyx_t_1 = (__pyx_v_self->rng != NULL);
   if (__pyx_t_1) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":11
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":11
  *         del self.hg
  *         if self.rng != NULL:
  *             del self.rng             # <<<<<<<<<<<<<<
@@ -8771,7 +8774,7 @@ static void __pyx_pf_5_cdec_10Hypergraph___dealloc__(struct __pyx_obj_5_cdec_Hyp
   __Pyx_RefNannyFinishContext();
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":13
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":13
  *             del self.rng
  * 
  *     cdef MT19937* _rng(self):             # <<<<<<<<<<<<<<
@@ -8789,7 +8792,7 @@ static MT19937 *__pyx_f_5_cdec_10Hypergraph__rng(struct __pyx_obj_5_cdec_Hypergr
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("_rng", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":14
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":14
  * 
  *     cdef MT19937* _rng(self):
  *         if self.rng == NULL:             # <<<<<<<<<<<<<<
@@ -8799,20 +8802,25 @@ static MT19937 *__pyx_f_5_cdec_10Hypergraph__rng(struct __pyx_obj_5_cdec_Hypergr
   __pyx_t_1 = (__pyx_v_self->rng == NULL);
   if (__pyx_t_1) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":15
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":15
  *     cdef MT19937* _rng(self):
  *         if self.rng == NULL:
  *             self.rng = new MT19937()             # <<<<<<<<<<<<<<
  *         return self.rng
  * 
  */
-    try {__pyx_t_2 = new MT19937();} catch(...) {__Pyx_CppExn2PyErr(); {__pyx_filename = __pyx_f[3]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}}
+    try {
+      __pyx_t_2 = new MT19937();
+    } catch(...) {
+      __Pyx_CppExn2PyErr();
+      {__pyx_filename = __pyx_f[3]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    }
     __pyx_v_self->rng = __pyx_t_2;
     goto __pyx_L3;
   }
   __pyx_L3:;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":16
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":16
  *         if self.rng == NULL:
  *             self.rng = new MT19937()
  *         return self.rng             # <<<<<<<<<<<<<<
@@ -8844,7 +8852,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_3viterbi(PyObject *__pyx_v_self, C
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":18
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":18
  *         return self.rng
  * 
  *     def viterbi(self):             # <<<<<<<<<<<<<<
@@ -8863,7 +8871,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_2viterbi(struct __pyx_obj_5_cdec_H
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("viterbi", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":21
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":21
  *         """hg.viterbi() -> String for the best hypothesis in the hypergraph."""
  *         cdef vector[WordID] trans
  *         hypergraph.ViterbiESentence(self.hg[0], &trans)             # <<<<<<<<<<<<<<
@@ -8872,7 +8880,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_2viterbi(struct __pyx_obj_5_cdec_H
  */
   ViterbiESentence((__pyx_v_self->hg[0]), (&__pyx_v_trans));
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":22
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":22
  *         cdef vector[WordID] trans
  *         hypergraph.ViterbiESentence(self.hg[0], &trans)
  *         return unicode(GetString(trans).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -8922,7 +8930,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_5viterbi_trees(PyObject *__pyx_v_s
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":24
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":24
  *         return unicode(GetString(trans).c_str(), 'utf8')
  * 
  *     def viterbi_trees(self):             # <<<<<<<<<<<<<<
@@ -8942,7 +8950,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_4viterbi_trees(struct __pyx_obj_5_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("viterbi_trees", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":29
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":29
  *         e_tree: Target tree for the best hypothesis in the hypergraph.
  *         """
  *         f_tree = unicode(hypergraph.ViterbiFTree(self.hg[0]).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -8965,7 +8973,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_4viterbi_trees(struct __pyx_obj_5_
   __pyx_v_f_tree = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":30
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":30
  *         """
  *         f_tree = unicode(hypergraph.ViterbiFTree(self.hg[0]).c_str(), 'utf8')
  *         e_tree = unicode(hypergraph.ViterbiETree(self.hg[0]).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -8988,7 +8996,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_4viterbi_trees(struct __pyx_obj_5_
   __pyx_v_e_tree = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":31
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":31
  *         f_tree = unicode(hypergraph.ViterbiFTree(self.hg[0]).c_str(), 'utf8')
  *         e_tree = unicode(hypergraph.ViterbiETree(self.hg[0]).c_str(), 'utf8')
  *         return (f_tree, e_tree)             # <<<<<<<<<<<<<<
@@ -9035,7 +9043,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_7viterbi_features(PyObject *__pyx_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":33
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":33
  *         return (f_tree, e_tree)
  * 
  *     def viterbi_features(self):             # <<<<<<<<<<<<<<
@@ -9053,7 +9061,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_6viterbi_features(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("viterbi_features", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":36
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":36
  *         """hg.viterbi_features() -> SparseVector with the features corresponding
  *         to the best derivation in the hypergraph."""
  *         cdef SparseVector fmap = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -9066,7 +9074,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_6viterbi_features(struct __pyx_obj
   __pyx_v_fmap = ((struct __pyx_obj_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":37
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":37
  *         to the best derivation in the hypergraph."""
  *         cdef SparseVector fmap = SparseVector.__new__(SparseVector)
  *         fmap.vector = new FastSparseVector[weight_t](hypergraph.ViterbiFeatures(self.hg[0]))             # <<<<<<<<<<<<<<
@@ -9075,7 +9083,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_6viterbi_features(struct __pyx_obj
  */
   __pyx_v_fmap->vector = new FastSparseVector<weight_t>(ViterbiFeatures((__pyx_v_self->hg[0])));
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":38
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":38
  *         cdef SparseVector fmap = SparseVector.__new__(SparseVector)
  *         fmap.vector = new FastSparseVector[weight_t](hypergraph.ViterbiFeatures(self.hg[0]))
  *         return fmap             # <<<<<<<<<<<<<<
@@ -9111,7 +9119,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_9viterbi_forest(PyObject *__pyx_v_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":40
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":40
  *         return fmap
  * 
  *     def viterbi_forest(self):             # <<<<<<<<<<<<<<
@@ -9129,7 +9137,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_8viterbi_forest(struct __pyx_obj_5
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("viterbi_forest", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":41
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":41
  * 
  *     def viterbi_forest(self):
  *         cdef Hypergraph hg = Hypergraph()             # <<<<<<<<<<<<<<
@@ -9141,7 +9149,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_8viterbi_forest(struct __pyx_obj_5
   __pyx_v_hg = ((struct __pyx_obj_5_cdec_Hypergraph *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":42
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":42
  *     def viterbi_forest(self):
  *         cdef Hypergraph hg = Hypergraph()
  *         hg.hg = new hypergraph.Hypergraph(self.hg[0].CreateViterbiHypergraph(NULL).get()[0])             # <<<<<<<<<<<<<<
@@ -9150,7 +9158,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_8viterbi_forest(struct __pyx_obj_5
  */
   __pyx_v_hg->hg = new Hypergraph(((__pyx_v_self->hg[0]).CreateViterbiHypergraph(NULL).get()[0]));
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":43
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":43
  *         cdef Hypergraph hg = Hypergraph()
  *         hg.hg = new hypergraph.Hypergraph(self.hg[0].CreateViterbiHypergraph(NULL).get()[0])
  *         return hg             # <<<<<<<<<<<<<<
@@ -9187,7 +9195,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_11viterbi_joshua(PyObject *__pyx_v
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":45
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":45
  *         return hg
  * 
  *     def viterbi_joshua(self):             # <<<<<<<<<<<<<<
@@ -9205,7 +9213,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_10viterbi_joshua(struct __pyx_obj_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("viterbi_joshua", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":47
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":47
  *     def viterbi_joshua(self):
  *         """hg.viterbi_joshua() -> Joshua representation of the best derivation."""
  *         return unicode(hypergraph.JoshuaVisualizationString(self.hg[0]).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -9256,7 +9264,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_13kbest(PyObject *__pyx_v_self, Py
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":49
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":49
  *         return unicode(hypergraph.JoshuaVisualizationString(self.hg[0]).c_str(), 'utf8')
  * 
  *     def kbest(self, size):             # <<<<<<<<<<<<<<
@@ -9324,7 +9332,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_14generator4(__pyx_GeneratorObject
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 49; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":51
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":51
  *     def kbest(self, size):
  *         """hg.kbest(size) -> List of k-best hypotheses in the hypergraph."""
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ESentenceTraversal]* derivations = new kbest.KBestDerivations[vector[WordID], kbest.ESentenceTraversal](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -9334,7 +9342,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_14generator4(__pyx_GeneratorObject
   __pyx_t_1 = __Pyx_PyInt_AsUnsignedInt(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 51; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_derivations = new KBest::KBestDerivations<std::vector<WordID>,ESentenceTraversal>((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":54
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":54
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ESentenceTraversal].Derivation* derivation
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -9343,7 +9351,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_14generator4(__pyx_GeneratorObject
  */
   /*try:*/ {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":55
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":55
  *         cdef unsigned k
  *         try:
  *             for k in range(size):             # <<<<<<<<<<<<<<
@@ -9354,7 +9362,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_14generator4(__pyx_GeneratorObject
     for (__pyx_t_1 = 0; __pyx_t_1 < __pyx_t_2; __pyx_t_1+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_1;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":56
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":56
  *         try:
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -9363,7 +9371,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_14generator4(__pyx_GeneratorObject
  */
       __pyx_cur_scope->__pyx_v_derivation = __pyx_cur_scope->__pyx_v_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":57
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":57
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break             # <<<<<<<<<<<<<<
@@ -9377,7 +9385,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_14generator4(__pyx_GeneratorObject
       }
       __pyx_L9:;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":58
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":58
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break
  *                 yield unicode(GetString(derivation._yield).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -9414,7 +9422,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_14generator4(__pyx_GeneratorObject
     __pyx_L8_break:;
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":60
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":60
  *                 yield unicode(GetString(derivation._yield).c_str(), 'utf8')
  *         finally:
  *             del derivations             # <<<<<<<<<<<<<<
@@ -9475,7 +9483,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_16kbest_trees(PyObject *__pyx_v_se
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":62
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":62
  *             del derivations
  * 
  *     def kbest_trees(self, size):             # <<<<<<<<<<<<<<
@@ -9545,7 +9553,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 62; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":64
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":64
  *     def kbest_trees(self, size):
  *         """hg.kbest_trees(size) -> List of k-best trees in the hypergraph."""
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal]* f_derivations = new kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -9555,7 +9563,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
   __pyx_t_1 = __Pyx_PyInt_AsUnsignedInt(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 64; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_f_derivations = new KBest::KBestDerivations<std::vector<WordID>,FTreeTraversal>((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":66
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":66
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal]* f_derivations = new kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal](self.hg[0], size)
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.FTreeTraversal].Derivation* f_derivation
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ETreeTraversal]* e_derivations = new kbest.KBestDerivations[vector[WordID], kbest.ETreeTraversal](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -9565,7 +9573,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
   __pyx_t_1 = __Pyx_PyInt_AsUnsignedInt(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 66; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_e_derivations = new KBest::KBestDerivations<std::vector<WordID>,ETreeTraversal>((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":69
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":69
  *         cdef kbest.KBestDerivations[vector[WordID], kbest.ETreeTraversal].Derivation* e_derivation
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -9574,7 +9582,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
  */
   /*try:*/ {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":70
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":70
  *         cdef unsigned k
  *         try:
  *             for k in range(size):             # <<<<<<<<<<<<<<
@@ -9585,7 +9593,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
     for (__pyx_t_1 = 0; __pyx_t_1 < __pyx_t_2; __pyx_t_1+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_1;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":71
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":71
  *         try:
  *             for k in range(size):
  *                 f_derivation = f_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -9594,7 +9602,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
  */
       __pyx_cur_scope->__pyx_v_f_derivation = __pyx_cur_scope->__pyx_v_f_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":72
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":72
  *             for k in range(size):
  *                 f_derivation = f_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 e_derivation = e_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -9603,7 +9611,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
  */
       __pyx_cur_scope->__pyx_v_e_derivation = __pyx_cur_scope->__pyx_v_e_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":73
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":73
  *                 f_derivation = f_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 e_derivation = e_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not f_derivation or not e_derivation: break             # <<<<<<<<<<<<<<
@@ -9623,7 +9631,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
       }
       __pyx_L9:;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":74
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":74
  *                 e_derivation = e_derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not f_derivation or not e_derivation: break
  *                 f_tree = unicode(GetString(f_derivation._yield).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -9649,7 +9657,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
       __pyx_cur_scope->__pyx_v_f_tree = ((PyObject*)__pyx_t_6);
       __pyx_t_6 = 0;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":75
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":75
  *                 if not f_derivation or not e_derivation: break
  *                 f_tree = unicode(GetString(f_derivation._yield).c_str(), 'utf8')
  *                 e_tree = unicode(GetString(e_derivation._yield).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -9675,7 +9683,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
       __pyx_cur_scope->__pyx_v_e_tree = ((PyObject*)__pyx_t_6);
       __pyx_t_6 = 0;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":76
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":76
  *                 f_tree = unicode(GetString(f_derivation._yield).c_str(), 'utf8')
  *                 e_tree = unicode(GetString(e_derivation._yield).c_str(), 'utf8')
  *                 yield (f_tree, e_tree)             # <<<<<<<<<<<<<<
@@ -9707,7 +9715,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
     __pyx_L8_break:;
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":78
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":78
  *                 yield (f_tree, e_tree)
  *         finally:
  *             del f_derivations             # <<<<<<<<<<<<<<
@@ -9731,7 +9739,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_17generator5(__pyx_GeneratorObject
     __pyx_L6:;
     delete __pyx_cur_scope->__pyx_v_f_derivations;
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":79
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":79
  *         finally:
  *             del f_derivations
  *             del e_derivations             # <<<<<<<<<<<<<<
@@ -9777,7 +9785,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_19kbest_features(PyObject *__pyx_v
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":81
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":81
  *             del e_derivations
  * 
  *     def kbest_features(self, size):             # <<<<<<<<<<<<<<
@@ -9844,7 +9852,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_20generator6(__pyx_GeneratorObject
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 81; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":83
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":83
  *     def kbest_features(self, size):
  *         """hg.kbest_trees(size) -> List of k-best feature vectors in the hypergraph."""
  *         cdef kbest.KBestDerivations[FastSparseVector[weight_t], kbest.FeatureVectorTraversal]* derivations = new kbest.KBestDerivations[FastSparseVector[weight_t], kbest.FeatureVectorTraversal](self.hg[0], size)             # <<<<<<<<<<<<<<
@@ -9854,7 +9862,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_20generator6(__pyx_GeneratorObject
   __pyx_t_1 = __Pyx_PyInt_AsUnsignedInt(__pyx_cur_scope->__pyx_v_size); if (unlikely((__pyx_t_1 == (unsigned int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 83; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_cur_scope->__pyx_v_derivations = new KBest::KBestDerivations<FastSparseVector<weight_t>,FeatureVectorTraversal>((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_t_1);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":87
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":87
  *         cdef SparseVector fmap
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -9863,7 +9871,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_20generator6(__pyx_GeneratorObject
  */
   /*try:*/ {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":88
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":88
  *         cdef unsigned k
  *         try:
  *             for k in range(size):             # <<<<<<<<<<<<<<
@@ -9874,7 +9882,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_20generator6(__pyx_GeneratorObject
     for (__pyx_t_1 = 0; __pyx_t_1 < __pyx_t_2; __pyx_t_1+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_1;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":89
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":89
  *         try:
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)             # <<<<<<<<<<<<<<
@@ -9883,7 +9891,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_20generator6(__pyx_GeneratorObject
  */
       __pyx_cur_scope->__pyx_v_derivation = __pyx_cur_scope->__pyx_v_derivations->LazyKthBest((__pyx_cur_scope->__pyx_v_self->hg->nodes_.size() - 1), __pyx_cur_scope->__pyx_v_k);
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":90
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":90
  *             for k in range(size):
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break             # <<<<<<<<<<<<<<
@@ -9897,7 +9905,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_20generator6(__pyx_GeneratorObject
       }
       __pyx_L9:;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":91
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":91
  *                 derivation = derivations.LazyKthBest(self.hg.nodes_.size() - 1, k)
  *                 if not derivation: break
  *                 fmap = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -9913,7 +9921,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_20generator6(__pyx_GeneratorObject
       __pyx_cur_scope->__pyx_v_fmap = ((struct __pyx_obj_5_cdec_SparseVector *)__pyx_t_4);
       __pyx_t_4 = 0;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":92
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":92
  *                 if not derivation: break
  *                 fmap = SparseVector.__new__(SparseVector)
  *                 fmap.vector = new FastSparseVector[weight_t](derivation._yield)             # <<<<<<<<<<<<<<
@@ -9922,7 +9930,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_20generator6(__pyx_GeneratorObject
  */
       __pyx_cur_scope->__pyx_v_fmap->vector = new FastSparseVector<weight_t>(__pyx_cur_scope->__pyx_v_derivation->yield);
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":93
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":93
  *                 fmap = SparseVector.__new__(SparseVector)
  *                 fmap.vector = new FastSparseVector[weight_t](derivation._yield)
  *                 yield fmap             # <<<<<<<<<<<<<<
@@ -9946,7 +9954,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_20generator6(__pyx_GeneratorObject
     __pyx_L8_break:;
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":95
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":95
  *                 yield fmap
  *         finally:
  *             del derivations             # <<<<<<<<<<<<<<
@@ -10015,7 +10023,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_22sample(PyObject *__pyx_v_self, P
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":97
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":97
  *             del derivations
  * 
  *     def sample(self, unsigned n):             # <<<<<<<<<<<<<<
@@ -10081,17 +10089,22 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_23generator7(__pyx_GeneratorObject
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 97; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":99
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":99
  *     def sample(self, unsigned n):
  *         """hg.sample(n) -> Sample of n hypotheses from the hypergraph."""
  *         cdef vector[hypergraph.Hypothesis]* hypos = new vector[hypergraph.Hypothesis]()             # <<<<<<<<<<<<<<
  *         hypergraph.sample_hypotheses(self.hg[0], n, self._rng(), hypos)
  *         cdef unsigned k
  */
-  try {__pyx_t_1 = new std::vector<HypergraphSampler::Hypothesis>();} catch(...) {__Pyx_CppExn2PyErr(); {__pyx_filename = __pyx_f[3]; __pyx_lineno = 99; __pyx_clineno = __LINE__; goto __pyx_L1_error;}}
+  try {
+    __pyx_t_1 = new std::vector<HypergraphSampler::Hypothesis>();
+  } catch(...) {
+    __Pyx_CppExn2PyErr();
+    {__pyx_filename = __pyx_f[3]; __pyx_lineno = 99; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  }
   __pyx_cur_scope->__pyx_v_hypos = __pyx_t_1;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":100
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":100
  *         """hg.sample(n) -> Sample of n hypotheses from the hypergraph."""
  *         cdef vector[hypergraph.Hypothesis]* hypos = new vector[hypergraph.Hypothesis]()
  *         hypergraph.sample_hypotheses(self.hg[0], n, self._rng(), hypos)             # <<<<<<<<<<<<<<
@@ -10100,7 +10113,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_23generator7(__pyx_GeneratorObject
  */
   HypergraphSampler::sample_hypotheses((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_cur_scope->__pyx_v_n, ((struct __pyx_vtabstruct_5_cdec_Hypergraph *)__pyx_cur_scope->__pyx_v_self->__pyx_vtab)->_rng(__pyx_cur_scope->__pyx_v_self), __pyx_cur_scope->__pyx_v_hypos);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":102
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":102
  *         hypergraph.sample_hypotheses(self.hg[0], n, self._rng(), hypos)
  *         cdef unsigned k
  *         try:             # <<<<<<<<<<<<<<
@@ -10109,7 +10122,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_23generator7(__pyx_GeneratorObject
  */
   /*try:*/ {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":103
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":103
  *         cdef unsigned k
  *         try:
  *             for k in range(hypos.size()):             # <<<<<<<<<<<<<<
@@ -10120,7 +10133,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_23generator7(__pyx_GeneratorObject
     for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_3;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":104
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":104
  *         try:
  *             for k in range(hypos.size()):
  *                 yield unicode(GetString(hypos[0][k].words).c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -10156,7 +10169,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_23generator7(__pyx_GeneratorObject
     }
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":106
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":106
  *                 yield unicode(GetString(hypos[0][k].words).c_str(), 'utf8')
  *         finally:
  *             del hypos             # <<<<<<<<<<<<<<
@@ -10227,7 +10240,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_25sample_trees(PyObject *__pyx_v_s
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":108
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":108
  *             del hypos
  * 
  *     def sample_trees(self, unsigned n):             # <<<<<<<<<<<<<<
@@ -10293,17 +10306,22 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_26generator8(__pyx_GeneratorObject
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 108; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":110
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":110
  *     def sample_trees(self, unsigned n):
  *        """hg.sample_trees(n) -> Sample of n trees from the hypergraph."""
  *        cdef vector[string]* trees = new vector[string]()             # <<<<<<<<<<<<<<
  *        hypergraph.sample_trees(self.hg[0], n, self._rng(), trees)
  *        cdef unsigned k
  */
-  try {__pyx_t_1 = new std::vector<std::string>();} catch(...) {__Pyx_CppExn2PyErr(); {__pyx_filename = __pyx_f[3]; __pyx_lineno = 110; __pyx_clineno = __LINE__; goto __pyx_L1_error;}}
+  try {
+    __pyx_t_1 = new std::vector<std::string>();
+  } catch(...) {
+    __Pyx_CppExn2PyErr();
+    {__pyx_filename = __pyx_f[3]; __pyx_lineno = 110; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  }
   __pyx_cur_scope->__pyx_v_trees = __pyx_t_1;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":111
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":111
  *        """hg.sample_trees(n) -> Sample of n trees from the hypergraph."""
  *        cdef vector[string]* trees = new vector[string]()
  *        hypergraph.sample_trees(self.hg[0], n, self._rng(), trees)             # <<<<<<<<<<<<<<
@@ -10312,7 +10330,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_26generator8(__pyx_GeneratorObject
  */
   HypergraphSampler::sample_trees((__pyx_cur_scope->__pyx_v_self->hg[0]), __pyx_cur_scope->__pyx_v_n, ((struct __pyx_vtabstruct_5_cdec_Hypergraph *)__pyx_cur_scope->__pyx_v_self->__pyx_vtab)->_rng(__pyx_cur_scope->__pyx_v_self), __pyx_cur_scope->__pyx_v_trees);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":113
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":113
  *        hypergraph.sample_trees(self.hg[0], n, self._rng(), trees)
  *        cdef unsigned k
  *        try:             # <<<<<<<<<<<<<<
@@ -10321,7 +10339,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_26generator8(__pyx_GeneratorObject
  */
   /*try:*/ {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":114
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":114
  *        cdef unsigned k
  *        try:
  *            for k in range(trees.size()):             # <<<<<<<<<<<<<<
@@ -10332,7 +10350,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_26generator8(__pyx_GeneratorObject
     for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
       __pyx_cur_scope->__pyx_v_k = __pyx_t_3;
 
-      /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":115
+      /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":115
  *        try:
  *            for k in range(trees.size()):
  *                yield unicode(trees[0][k].c_str(), 'utf8')             # <<<<<<<<<<<<<<
@@ -10368,7 +10386,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_26generator8(__pyx_GeneratorObject
     }
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":117
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":117
  *                yield unicode(trees[0][k].c_str(), 'utf8')
  *        finally:
  *            del trees             # <<<<<<<<<<<<<<
@@ -10428,7 +10446,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_28intersect(PyObject *__pyx_v_self
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":119
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":119
  *            del trees
  * 
  *     def intersect(self, inp):             # <<<<<<<<<<<<<<
@@ -10440,28 +10458,25 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_27intersect(struct __pyx_obj_5_cde
   struct __pyx_obj_5_cdec_Lattice *__pyx_v_lat = 0;
   PyObject *__pyx_r = NULL;
   __Pyx_RefNannyDeclarations
-  PyObject *__pyx_t_1 = NULL;
-  int __pyx_t_2;
+  int __pyx_t_1;
+  PyObject *__pyx_t_2 = NULL;
   PyObject *__pyx_t_3 = NULL;
   int __pyx_lineno = 0;
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("intersect", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":122
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":122
  *         """hg.intersect(Lattice/string): Intersect the hypergraph with the provided reference."""
  *         cdef Lattice lat
  *         if isinstance(inp, Lattice):             # <<<<<<<<<<<<<<
  *             lat = <Lattice> inp
  *         elif isinstance(inp, basestring):
  */
-  __pyx_t_1 = ((PyObject *)((PyObject*)__pyx_ptype_5_cdec_Lattice));
-  __Pyx_INCREF(__pyx_t_1);
-  __pyx_t_2 = __Pyx_TypeCheck(__pyx_v_inp, __pyx_t_1); 
-  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  if (__pyx_t_2) {
+  __pyx_t_1 = __Pyx_TypeCheck(__pyx_v_inp, ((PyObject*)__pyx_ptype_5_cdec_Lattice)); 
+  if (__pyx_t_1) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":123
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":123
  *         cdef Lattice lat
  *         if isinstance(inp, Lattice):
  *             lat = <Lattice> inp             # <<<<<<<<<<<<<<
@@ -10473,41 +10488,38 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_27intersect(struct __pyx_obj_5_cde
     goto __pyx_L3;
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":124
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":124
  *         if isinstance(inp, Lattice):
  *             lat = <Lattice> inp
  *         elif isinstance(inp, basestring):             # <<<<<<<<<<<<<<
  *             lat = Lattice(inp)
  *         else:
  */
-  __pyx_t_1 = __pyx_builtin_basestring;
-  __Pyx_INCREF(__pyx_t_1);
-  __pyx_t_2 = PyObject_IsInstance(__pyx_v_inp, __pyx_t_1); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 124; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":125
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-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":127
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":127
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-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":128
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":128
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-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":130
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-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":134
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-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":135
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":135
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-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":136
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":136
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-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":137
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":137
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-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":138
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-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":139
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":139
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-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":140
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":140
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-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":145
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-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":147
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-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":149
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-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":151
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-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":153
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-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":154
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":154
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-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":155
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":155
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-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":158
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   __Pyx_AddTraceback("_cdec.Hypergraph.reweight", __pyx_clineno, __pyx_lineno, __pyx_filename);
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@@ -11026,7 +11032,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_5edges_1__get__(PyObject *__pyx_v_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":161
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":161
  * 
  *     property edges:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -11090,7 +11096,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_5edges_2generator9(__pyx_Generator
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 161; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":163
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":163
  *         def __get__(self):
  *             cdef unsigned i
  *             for i in range(self.hg.edges_.size()):             # <<<<<<<<<<<<<<
@@ -11101,7 +11107,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_5edges_2generator9(__pyx_Generator
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":164
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":164
  *             cdef unsigned i
  *             for i in range(self.hg.edges_.size()):
  *                 yield HypergraphEdge().init(self.hg, i)             # <<<<<<<<<<<<<<
@@ -11153,7 +11159,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_5nodes_1__get__(PyObject *__pyx_v_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":167
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":167
  * 
  *     property nodes:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -11217,7 +11223,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_5nodes_2generator10(__pyx_Generato
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 167; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":169
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":169
  *         def __get__(self):
  *             cdef unsigned i
  *             for i in range(self.hg.nodes_.size()):             # <<<<<<<<<<<<<<
@@ -11228,7 +11234,7 @@ static PyObject *__pyx_gb_5_cdec_10Hypergraph_5nodes_2generator10(__pyx_Generato
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":170
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":170
  *             cdef unsigned i
  *             for i in range(self.hg.nodes_.size()):
  *                 yield HypergraphNode().init(self.hg, i)             # <<<<<<<<<<<<<<
@@ -11279,7 +11285,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_4goal_1__get__(PyObject *__pyx_v_s
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":173
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":173
  * 
  *     property goal:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -11297,7 +11303,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_4goal___get__(struct __pyx_obj_5_c
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":174
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":174
  *     property goal:
  *         def __get__(self):
  *             return HypergraphNode().init(self.hg, self.hg.GoalNode())             # <<<<<<<<<<<<<<
@@ -11338,7 +11344,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_6npaths_1__get__(PyObject *__pyx_v
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":177
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":177
  * 
  *     property npaths:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -11355,7 +11361,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_6npaths___get__(struct __pyx_obj_5
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":178
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":178
  *     property npaths:
  *         def __get__(self):
  *             return self.hg.NumberOfPaths()             # <<<<<<<<<<<<<<
@@ -11393,7 +11399,7 @@ static PyObject *__pyx_pw_5_cdec_10Hypergraph_38inside_outside(PyObject *__pyx_v
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":180
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":180
  *             return self.hg.NumberOfPaths()
  * 
  *     def inside_outside(self):             # <<<<<<<<<<<<<<
@@ -11417,7 +11423,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("inside_outside", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":182
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":182
  *     def inside_outside(self):
  *         """hg.inside_outside() -> SparseVector with inside-outside scores for each feature."""
  *         cdef FastSparseVector[prob_t]* result = new FastSparseVector[prob_t]()             # <<<<<<<<<<<<<<
@@ -11426,7 +11432,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
  */
   __pyx_v_result = new FastSparseVector<prob_t>();
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":183
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":183
  *         """hg.inside_outside() -> SparseVector with inside-outside scores for each feature."""
  *         cdef FastSparseVector[prob_t]* result = new FastSparseVector[prob_t]()
  *         cdef prob_t z = hypergraph.InsideOutside(self.hg[0], result)             # <<<<<<<<<<<<<<
@@ -11435,7 +11441,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
  */
   __pyx_v_z = InsideOutside<prob_t, EdgeProb, SparseVector<prob_t>, EdgeFeaturesAndProbWeightFunction>((__pyx_v_self->hg[0]), __pyx_v_result);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":184
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":184
  *         cdef FastSparseVector[prob_t]* result = new FastSparseVector[prob_t]()
  *         cdef prob_t z = hypergraph.InsideOutside(self.hg[0], result)
  *         result[0] /= z             # <<<<<<<<<<<<<<
@@ -11444,7 +11450,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
  */
   (__pyx_v_result[0]) /= __pyx_v_z;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":185
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":185
  *         cdef prob_t z = hypergraph.InsideOutside(self.hg[0], result)
  *         result[0] /= z
  *         cdef SparseVector vector = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -11457,7 +11463,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
   __pyx_v_vector = ((struct __pyx_obj_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":186
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":186
  *         result[0] /= z
  *         cdef SparseVector vector = SparseVector.__new__(SparseVector)
  *         vector.vector = new FastSparseVector[double]()             # <<<<<<<<<<<<<<
@@ -11466,7 +11472,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
  */
   __pyx_v_vector->vector = new FastSparseVector<double>();
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":187
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":187
  *         cdef SparseVector vector = SparseVector.__new__(SparseVector)
  *         vector.vector = new FastSparseVector[double]()
  *         cdef FastSparseVector[prob_t].const_iterator* it = new FastSparseVector[prob_t].const_iterator(result[0], False)             # <<<<<<<<<<<<<<
@@ -11475,7 +11481,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
  */
   __pyx_v_it = new FastSparseVector<prob_t>::const_iterator((__pyx_v_result[0]), 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":189
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":189
  *         cdef FastSparseVector[prob_t].const_iterator* it = new FastSparseVector[prob_t].const_iterator(result[0], False)
  *         cdef unsigned i
  *         for i in range(result.size()):             # <<<<<<<<<<<<<<
@@ -11486,7 +11492,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
   for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
     __pyx_v_i = __pyx_t_3;
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":190
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":190
  *         cdef unsigned i
  *         for i in range(result.size()):
  *             vector.vector.set_value(it[0].ptr().first, log(it[0].ptr().second))             # <<<<<<<<<<<<<<
@@ -11495,7 +11501,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
  */
     __pyx_v_vector->vector->set_value((__pyx_v_it[0]).operator->()->first, log((__pyx_v_it[0]).operator->()->second));
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":191
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":191
  *         for i in range(result.size()):
  *             vector.vector.set_value(it[0].ptr().first, log(it[0].ptr().second))
  *             pinc(it[0]) # ++it             # <<<<<<<<<<<<<<
@@ -11505,7 +11511,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
     (++(__pyx_v_it[0]));
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":192
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":192
  *             vector.vector.set_value(it[0].ptr().first, log(it[0].ptr().second))
  *             pinc(it[0]) # ++it
  *         del it             # <<<<<<<<<<<<<<
@@ -11514,7 +11520,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
  */
   delete __pyx_v_it;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":193
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":193
  *             pinc(it[0]) # ++it
  *         del it
  *         del result             # <<<<<<<<<<<<<<
@@ -11523,7 +11529,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
  */
   delete __pyx_v_result;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":194
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":194
  *         del it
  *         del result
  *         return vector             # <<<<<<<<<<<<<<
@@ -11548,7 +11554,7 @@ static PyObject *__pyx_pf_5_cdec_10Hypergraph_37inside_outside(struct __pyx_obj_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":201
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":201
  *     cdef public TRule trule
  * 
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):             # <<<<<<<<<<<<<<
@@ -11565,7 +11571,7 @@ static PyObject *__pyx_f_5_cdec_14HypergraphEdge_init(struct __pyx_obj_5_cdec_Hy
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("init", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":202
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":202
  * 
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):
  *         self.hg = hg             # <<<<<<<<<<<<<<
@@ -11574,7 +11580,7 @@ static PyObject *__pyx_f_5_cdec_14HypergraphEdge_init(struct __pyx_obj_5_cdec_Hy
  */
   __pyx_v_self->hg = __pyx_v_hg;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":203
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":203
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):
  *         self.hg = hg
  *         self.edge = &hg.edges_[i]             # <<<<<<<<<<<<<<
@@ -11583,7 +11589,7 @@ static PyObject *__pyx_f_5_cdec_14HypergraphEdge_init(struct __pyx_obj_5_cdec_Hy
  */
   __pyx_v_self->edge = (&(__pyx_v_hg->edges_[__pyx_v_i]));
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":204
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":204
  *         self.hg = hg
  *         self.edge = &hg.edges_[i]
  *         self.trule = TRule.__new__(TRule)             # <<<<<<<<<<<<<<
@@ -11599,7 +11605,7 @@ static PyObject *__pyx_f_5_cdec_14HypergraphEdge_init(struct __pyx_obj_5_cdec_Hy
   __pyx_v_self->trule = ((struct __pyx_obj_5_cdec_TRule *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":205
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":205
  *         self.edge = &hg.edges_[i]
  *         self.trule = TRule.__new__(TRule)
  *         self.trule.rule = new shared_ptr[grammar.TRule](self.edge.rule_)             # <<<<<<<<<<<<<<
@@ -11608,7 +11614,7 @@ static PyObject *__pyx_f_5_cdec_14HypergraphEdge_init(struct __pyx_obj_5_cdec_Hy
  */
   __pyx_v_self->trule->rule = new boost::shared_ptr<TRule>(__pyx_v_self->edge->rule_);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":206
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":206
  *         self.trule = TRule.__new__(TRule)
  *         self.trule.rule = new shared_ptr[grammar.TRule](self.edge.rule_)
  *         return self             # <<<<<<<<<<<<<<
@@ -11643,7 +11649,7 @@ static Py_ssize_t __pyx_pw_5_cdec_14HypergraphEdge_1__len__(PyObject *__pyx_v_se
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":208
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":208
  *         return self
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -11656,7 +11662,7 @@ static Py_ssize_t __pyx_pf_5_cdec_14HypergraphEdge___len__(struct __pyx_obj_5_cd
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":209
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":209
  * 
  *     def __len__(self):
  *         return self.edge.tail_nodes_.size()             # <<<<<<<<<<<<<<
@@ -11683,7 +11689,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphEdge_9head_node_1__get__(PyObject *
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":212
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":212
  * 
  *     property head_node:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -11701,7 +11707,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_9head_node___get__(struct __py
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":213
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":213
  *     property head_node:
  *         def __get__(self):
  *             return HypergraphNode().init(self.hg, self.edge.head_node_)             # <<<<<<<<<<<<<<
@@ -11743,7 +11749,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphEdge_10tail_nodes_1__get__(PyObject
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":216
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":216
  * 
  *     property tail_nodes:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -11807,7 +11813,7 @@ static PyObject *__pyx_gb_5_cdec_14HypergraphEdge_10tail_nodes_2generator11(__py
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 216; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":218
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":218
  *         def __get__(self):
  *             cdef unsigned i
  *             for i in range(self.edge.tail_nodes_.size()):             # <<<<<<<<<<<<<<
@@ -11818,7 +11824,7 @@ static PyObject *__pyx_gb_5_cdec_14HypergraphEdge_10tail_nodes_2generator11(__py
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":219
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":219
  *             cdef unsigned i
  *             for i in range(self.edge.tail_nodes_.size()):
  *                 yield HypergraphNode().init(self.hg, self.edge.tail_nodes_[i])             # <<<<<<<<<<<<<<
@@ -11869,7 +11875,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphEdge_4span_1__get__(PyObject *__pyx
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":222
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":222
  * 
  *     property span:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -11888,7 +11894,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_4span___get__(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":223
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":223
  *     property span:
  *         def __get__(self):
  *             return (self.edge.i_, self.edge.j_)             # <<<<<<<<<<<<<<
@@ -11937,7 +11943,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphEdge_8src_span_1__get__(PyObject *_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":226
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":226
  * 
  *     property src_span:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -11956,7 +11962,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_8src_span___get__(struct __pyx
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":227
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":227
  *     property src_span:
  *         def __get__(self):
  *             return (self.edge.prev_i_, self.edge.prev_j_)             # <<<<<<<<<<<<<<
@@ -12005,7 +12011,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphEdge_14feature_values_1__get__(PyOb
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":230
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":230
  * 
  *     property feature_values:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -12023,7 +12029,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_14feature_values___get__(struc
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":231
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":231
  *     property feature_values:
  *         def __get__(self):
  *             cdef SparseVector vector = SparseVector.__new__(SparseVector)             # <<<<<<<<<<<<<<
@@ -12036,7 +12042,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_14feature_values___get__(struc
   __pyx_v_vector = ((struct __pyx_obj_5_cdec_SparseVector *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":232
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":232
  *         def __get__(self):
  *             cdef SparseVector vector = SparseVector.__new__(SparseVector)
  *             vector.vector = new FastSparseVector[double](self.edge.feature_values_)             # <<<<<<<<<<<<<<
@@ -12045,7 +12051,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_14feature_values___get__(struc
  */
   __pyx_v_vector->vector = new FastSparseVector<double>(__pyx_v_self->edge->feature_values_);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":233
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":233
  *             cdef SparseVector vector = SparseVector.__new__(SparseVector)
  *             vector.vector = new FastSparseVector[double](self.edge.feature_values_)
  *             return vector             # <<<<<<<<<<<<<<
@@ -12081,7 +12087,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphEdge_4prob_1__get__(PyObject *__pyx
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":236
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":236
  * 
  *     property prob:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -12098,7 +12104,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_4prob___get__(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":237
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":237
  *     property prob:
  *         def __get__(self):
  *             return self.edge.edge_prob_.as_float()             # <<<<<<<<<<<<<<
@@ -12141,7 +12147,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphEdge_3__richcmp__(PyObject *__pyx_v
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":239
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":239
  *             return self.edge.edge_prob_.as_float()
  * 
  *     def __richcmp__(HypergraphEdge x, HypergraphEdge y, int op):             # <<<<<<<<<<<<<<
@@ -12159,7 +12165,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_2__richcmp__(struct __pyx_obj_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__richcmp__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":242
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":242
  *         if op == 2: # ==
  *             return x.edge == y.edge
  *         elif op == 3: # !=             # <<<<<<<<<<<<<<
@@ -12168,7 +12174,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_2__richcmp__(struct __pyx_obj_
  */
   switch (__pyx_v_op) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":240
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":240
  * 
  *     def __richcmp__(HypergraphEdge x, HypergraphEdge y, int op):
  *         if op == 2: # ==             # <<<<<<<<<<<<<<
@@ -12177,7 +12183,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_2__richcmp__(struct __pyx_obj_
  */
     case 2:
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":241
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":241
  *     def __richcmp__(HypergraphEdge x, HypergraphEdge y, int op):
  *         if op == 2: # ==
  *             return x.edge == y.edge             # <<<<<<<<<<<<<<
@@ -12192,7 +12198,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_2__richcmp__(struct __pyx_obj_
     goto __pyx_L0;
     break;
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":242
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":242
  *         if op == 2: # ==
  *             return x.edge == y.edge
  *         elif op == 3: # !=             # <<<<<<<<<<<<<<
@@ -12201,7 +12207,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_2__richcmp__(struct __pyx_obj_
  */
     case 3:
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":243
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":243
  *             return x.edge == y.edge
  *         elif op == 3: # !=
  *             return not (x == y)             # <<<<<<<<<<<<<<
@@ -12220,7 +12226,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphEdge_2__richcmp__(struct __pyx_obj_
     break;
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":244
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":244
  *         elif op == 3: # !=
  *             return not (x == y)
  *         raise NotImplemented('comparison not implemented for HypergraphEdge')             # <<<<<<<<<<<<<<
@@ -12256,7 +12262,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphEdge_5trule_1__get__(PyObject *__py
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":199
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":199
  *     cdef hypergraph.Hypergraph* hg
  *     cdef hypergraph.HypergraphEdge* edge
  *     cdef public TRule trule             # <<<<<<<<<<<<<<
@@ -12341,7 +12347,7 @@ static int __pyx_pf_5_cdec_14HypergraphEdge_5trule_4__del__(struct __pyx_obj_5_c
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":250
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":250
  *     cdef hypergraph.HypergraphNode* node
  * 
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):             # <<<<<<<<<<<<<<
@@ -12354,7 +12360,7 @@ static PyObject *__pyx_f_5_cdec_14HypergraphNode_init(struct __pyx_obj_5_cdec_Hy
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("init", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":251
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":251
  * 
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):
  *         self.hg = hg             # <<<<<<<<<<<<<<
@@ -12363,7 +12369,7 @@ static PyObject *__pyx_f_5_cdec_14HypergraphNode_init(struct __pyx_obj_5_cdec_Hy
  */
   __pyx_v_self->hg = __pyx_v_hg;
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":252
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":252
  *     cdef init(self, hypergraph.Hypergraph* hg, unsigned i):
  *         self.hg = hg
  *         self.node = &hg.nodes_[i]             # <<<<<<<<<<<<<<
@@ -12372,7 +12378,7 @@ static PyObject *__pyx_f_5_cdec_14HypergraphNode_init(struct __pyx_obj_5_cdec_Hy
  */
   __pyx_v_self->node = (&(__pyx_v_hg->nodes_[__pyx_v_i]));
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":253
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":253
  *         self.hg = hg
  *         self.node = &hg.nodes_[i]
  *         return self             # <<<<<<<<<<<<<<
@@ -12403,7 +12409,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphNode_8in_edges_1__get__(PyObject *_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":256
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":256
  * 
  *     property in_edges:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -12467,7 +12473,7 @@ static PyObject *__pyx_gb_5_cdec_14HypergraphNode_8in_edges_2generator12(__pyx_G
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 256; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":258
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":258
  *         def __get__(self):
  *             cdef unsigned i
  *             for i in range(self.node.in_edges_.size()):             # <<<<<<<<<<<<<<
@@ -12478,7 +12484,7 @@ static PyObject *__pyx_gb_5_cdec_14HypergraphNode_8in_edges_2generator12(__pyx_G
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":259
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":259
  *             cdef unsigned i
  *             for i in range(self.node.in_edges_.size()):
  *                 yield HypergraphEdge().init(self.hg, self.node.in_edges_[i])             # <<<<<<<<<<<<<<
@@ -12530,7 +12536,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphNode_9out_edges_1__get__(PyObject *
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":262
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":262
  * 
  *     property out_edges:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -12594,7 +12600,7 @@ static PyObject *__pyx_gb_5_cdec_14HypergraphNode_9out_edges_2generator13(__pyx_
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 262; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":264
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":264
  *         def __get__(self):
  *             cdef unsigned i
  *             for i in range(self.node.out_edges_.size()):             # <<<<<<<<<<<<<<
@@ -12605,7 +12611,7 @@ static PyObject *__pyx_gb_5_cdec_14HypergraphNode_9out_edges_2generator13(__pyx_
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":265
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":265
  *             cdef unsigned i
  *             for i in range(self.node.out_edges_.size()):
  *                 yield HypergraphEdge().init(self.hg, self.node.out_edges_[i])             # <<<<<<<<<<<<<<
@@ -12656,7 +12662,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphNode_4span_1__get__(PyObject *__pyx
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":268
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":268
  * 
  *     property span:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -12674,7 +12680,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphNode_4span___get__(struct __pyx_obj
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":269
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":269
  *     property span:
  *         def __get__(self):
  *             return next(self.in_edges).span             # <<<<<<<<<<<<<<
@@ -12718,7 +12724,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphNode_3cat_1__get__(PyObject *__pyx_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":272
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":272
  * 
  *     property cat:
  *         def __get__(self):             # <<<<<<<<<<<<<<
@@ -12736,7 +12742,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphNode_3cat___get__(struct __pyx_obj_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__get__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":273
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":273
  *     property cat:
  *         def __get__(self):
  *             if self.node.cat_:             # <<<<<<<<<<<<<<
@@ -12745,7 +12751,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphNode_3cat___get__(struct __pyx_obj_
  */
   if (__pyx_v_self->node->cat_) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":274
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":274
  *         def __get__(self):
  *             if self.node.cat_:
  *                 return str(TDConvert(-self.node.cat_).c_str())             # <<<<<<<<<<<<<<
@@ -12800,7 +12806,7 @@ static PyObject *__pyx_pw_5_cdec_14HypergraphNode_1__richcmp__(PyObject *__pyx_v
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":276
+/* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":276
  *                 return str(TDConvert(-self.node.cat_).c_str())
  * 
  *     def __richcmp__(HypergraphNode x, HypergraphNode y, int op):             # <<<<<<<<<<<<<<
@@ -12818,7 +12824,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphNode___richcmp__(struct __pyx_obj_5
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__richcmp__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":279
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":279
  *         if op == 2: # ==
  *             return x.node == y.node
  *         elif op == 3: # !=             # <<<<<<<<<<<<<<
@@ -12827,7 +12833,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphNode___richcmp__(struct __pyx_obj_5
  */
   switch (__pyx_v_op) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":277
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":277
  * 
  *     def __richcmp__(HypergraphNode x, HypergraphNode y, int op):
  *         if op == 2: # ==             # <<<<<<<<<<<<<<
@@ -12836,7 +12842,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphNode___richcmp__(struct __pyx_obj_5
  */
     case 2:
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":278
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":278
  *     def __richcmp__(HypergraphNode x, HypergraphNode y, int op):
  *         if op == 2: # ==
  *             return x.node == y.node             # <<<<<<<<<<<<<<
@@ -12851,7 +12857,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphNode___richcmp__(struct __pyx_obj_5
     goto __pyx_L0;
     break;
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":279
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":279
  *         if op == 2: # ==
  *             return x.node == y.node
  *         elif op == 3: # !=             # <<<<<<<<<<<<<<
@@ -12860,7 +12866,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphNode___richcmp__(struct __pyx_obj_5
  */
     case 3:
 
-    /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":280
+    /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":280
  *             return x.node == y.node
  *         elif op == 3: # !=
  *             return not (x == y)             # <<<<<<<<<<<<<<
@@ -12878,7 +12884,7 @@ static PyObject *__pyx_pf_5_cdec_14HypergraphNode___richcmp__(struct __pyx_obj_5
     break;
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":281
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":281
  *         elif op == 3: # !=
  *             return not (x == y)
  *         raise NotImplemented('comparison not implemented for HypergraphNode')             # <<<<<<<<<<<<<<
@@ -12915,7 +12921,7 @@ static int __pyx_pw_5_cdec_7Lattice_1__cinit__(PyObject *__pyx_v_self, PyObject
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":6
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":6
  *     cdef lattice.Lattice* lattice
  * 
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -12928,7 +12934,7 @@ static int __pyx_pf_5_cdec_7Lattice___cinit__(struct __pyx_obj_5_cdec_Lattice *_
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":7
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":7
  * 
  *     def __cinit__(self):
  *         self.lattice = new lattice.Lattice()             # <<<<<<<<<<<<<<
@@ -12993,7 +12999,7 @@ static int __pyx_pw_5_cdec_7Lattice_3__init__(PyObject *__pyx_v_self, PyObject *
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":9
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":9
  *         self.lattice = new lattice.Lattice()
  * 
  *     def __init__(self, inp):             # <<<<<<<<<<<<<<
@@ -13006,9 +13012,9 @@ static int __pyx_pf_5_cdec_7Lattice_2__init__(struct __pyx_obj_5_cdec_Lattice *_
   PyObject *__pyx_v_arcs = NULL;
   int __pyx_r;
   __Pyx_RefNannyDeclarations
-  PyObject *__pyx_t_1 = NULL;
-  int __pyx_t_2;
-  Py_ssize_t __pyx_t_3;
+  int __pyx_t_1;
+  Py_ssize_t __pyx_t_2;
+  PyObject *__pyx_t_3 = NULL;
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   PyObject *(*__pyx_t_5)(PyObject *);
   PyObject *__pyx_t_6 = NULL;
@@ -13018,30 +13024,27 @@ static int __pyx_pf_5_cdec_7Lattice_2__init__(struct __pyx_obj_5_cdec_Lattice *_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__init__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":12
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":12
  *         """Lattice(tuple) -> Lattice from node list.
  *         Lattice(string) -> Lattice from PLF representation."""
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  *             self.lattice.resize(len(inp))
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-  __pyx_t_1 = ((PyObject *)((PyObject*)(&PyTuple_Type)));
-  __Pyx_INCREF(__pyx_t_1);
-  __pyx_t_2 = __Pyx_TypeCheck(__pyx_v_inp, __pyx_t_1); 
-  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  if (__pyx_t_2) {
+  __pyx_t_1 = PyTuple_Check(__pyx_v_inp); 
+  if (__pyx_t_1) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":13
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":13
  *         Lattice(string) -> Lattice from PLF representation."""
  *         if isinstance(inp, tuple):
  *             self.lattice.resize(len(inp))             # <<<<<<<<<<<<<<
  *             for i, arcs in enumerate(inp):
  *                 self[i] = arcs
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-    __pyx_t_3 = PyObject_Length(__pyx_v_inp); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 13; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __pyx_v_self->lattice->resize(__pyx_t_3);
+    __pyx_t_2 = PyObject_Length(__pyx_v_inp); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 13; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_v_self->lattice->resize(__pyx_t_2);
 
-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":14
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":14
  *         if isinstance(inp, tuple):
  *             self.lattice.resize(len(inp))
  *             for i, arcs in enumerate(inp):             # <<<<<<<<<<<<<<
@@ -13049,29 +13052,29 @@ static int __pyx_pf_5_cdec_7Lattice_2__init__(struct __pyx_obj_5_cdec_Lattice *_
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  */
     __Pyx_INCREF(__pyx_int_0);
-    __pyx_t_1 = __pyx_int_0;
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-      __pyx_t_4 = __pyx_v_inp; __Pyx_INCREF(__pyx_t_4); __pyx_t_3 = 0;
+      __pyx_t_4 = __pyx_v_inp; __Pyx_INCREF(__pyx_t_4); __pyx_t_2 = 0;
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-      __pyx_t_3 = -1; __pyx_t_4 = PyObject_GetIter(__pyx_v_inp); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 14; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __pyx_t_2 = -1; __pyx_t_4 = PyObject_GetIter(__pyx_v_inp); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 14; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-        if (__pyx_t_3 >= PyList_GET_SIZE(__pyx_t_4)) break;
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-        if (__pyx_t_3 >= PyTuple_GET_SIZE(__pyx_t_4)) break;
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+        __pyx_t_6 = PySequence_ITEM(__pyx_t_4, __pyx_t_2); __pyx_t_2++; if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 14; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -13087,16 +13090,16 @@ static int __pyx_pf_5_cdec_7Lattice_2__init__(struct __pyx_obj_5_cdec_Lattice *_
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       __pyx_v_arcs = __pyx_t_6;
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-      /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":15
+      /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":15
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-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":16
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-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":17
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-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":19
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":19
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-    __Pyx_GOTREF(__pyx_t_1);
+    PyTuple_SET_ITEM(__pyx_t_4, 0, ((PyObject *)__pyx_t_3));
+    __Pyx_GIVEREF(((PyObject *)__pyx_t_3));
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   __pyx_r = 0;
   goto __pyx_L0;
   __pyx_L1_error:;
-  __Pyx_XDECREF(__pyx_t_1);
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 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":21
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":21
  *             raise TypeError('cannot create lattice from %s' % type(inp))
  * 
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-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":22
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 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":24
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":24
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-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":25
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":25
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-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":26
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":26
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-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":27
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":27
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-  __pyx_v_arcs = __pyx_t_4;
+  __pyx_v_arcs = ((PyObject*)__pyx_t_4);
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-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":28
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":28
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-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":31
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":31
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-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":32
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":32
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-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":33
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":33
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-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":34
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":34
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-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":35
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":35
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 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":37
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-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":38
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-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":39
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":39
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-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":41
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":41
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-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":42
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":42
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  *         for (label, cost, dist2next) in arcs:
  *             label_str = as_str(label)             # <<<<<<<<<<<<<<
@@ -13601,7 +13604,7 @@ static int __pyx_pf_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_5_cdec_Lattice
     __pyx_v_label_str = ((PyObject*)__pyx_t_5);
     __pyx_t_5 = 0;
 
-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":43
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":43
  *         for (label, cost, dist2next) in arcs:
  *             label_str = as_str(label)
  *             arc = new lattice.LatticeArc(TDConvert(label_str), cost, dist2next)             # <<<<<<<<<<<<<<
@@ -13613,7 +13616,7 @@ static int __pyx_pf_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_5_cdec_Lattice
     __pyx_t_13 = __Pyx_PyInt_AsInt(__pyx_v_dist2next); if (unlikely((__pyx_t_13 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 43; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __pyx_v_arc = new LatticeArc(TD::Convert(__pyx_t_11), __pyx_t_12, __pyx_t_13);
 
-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":44
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":44
  *             label_str = as_str(label)
  *             arc = new lattice.LatticeArc(TDConvert(label_str), cost, dist2next)
  *             self.lattice[0][index].push_back(arc[0])             # <<<<<<<<<<<<<<
@@ -13622,7 +13625,7 @@ static int __pyx_pf_5_cdec_7Lattice_8__setitem__(struct __pyx_obj_5_cdec_Lattice
  */
     ((__pyx_v_self->lattice[0])[__pyx_v_index]).push_back((__pyx_v_arc[0]));
 
-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":45
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":45
  *             arc = new lattice.LatticeArc(TDConvert(label_str), cost, dist2next)
  *             self.lattice[0][index].push_back(arc[0])
  *             del arc             # <<<<<<<<<<<<<<
@@ -13664,7 +13667,7 @@ static Py_ssize_t __pyx_pw_5_cdec_7Lattice_11__len__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":47
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":47
  *             del arc
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -13677,7 +13680,7 @@ static Py_ssize_t __pyx_pf_5_cdec_7Lattice_10__len__(struct __pyx_obj_5_cdec_Lat
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__len__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":48
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":48
  * 
  *     def __len__(self):
  *         return self.lattice.size()             # <<<<<<<<<<<<<<
@@ -13704,7 +13707,7 @@ static PyObject *__pyx_pw_5_cdec_7Lattice_13__str__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":50
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":50
  *         return self.lattice.size()
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -13722,7 +13725,7 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_12__str__(struct __pyx_obj_5_cdec_Latt
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":51
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":51
  * 
  *     def __str__(self):
  *         return str(hypergraph.AsPLF(self.lattice[0], True).c_str())             # <<<<<<<<<<<<<<
@@ -13768,7 +13771,7 @@ static PyObject *__pyx_pw_5_cdec_7Lattice_15__unicode__(PyObject *__pyx_v_self,
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":53
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":53
  *         return str(hypergraph.AsPLF(self.lattice[0], True).c_str())
  * 
  *     def __unicode__(self):             # <<<<<<<<<<<<<<
@@ -13786,7 +13789,7 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_14__unicode__(struct __pyx_obj_5_cdec_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__unicode__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":54
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":54
  * 
  *     def __unicode__(self):
  *         return unicode(str(self), 'utf8')             # <<<<<<<<<<<<<<
@@ -13842,7 +13845,7 @@ static PyObject *__pyx_pw_5_cdec_7Lattice_17__iter__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":56
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":56
  *         return unicode(str(self), 'utf8')
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -13905,7 +13908,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_18generator14(__pyx_GeneratorObject *_
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 56; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":58
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":58
  *     def __iter__(self):
  *         cdef unsigned i
  *         for i in range(len(self)):             # <<<<<<<<<<<<<<
@@ -13916,7 +13919,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_18generator14(__pyx_GeneratorObject *_
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":59
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":59
  *         cdef unsigned i
  *         for i in range(len(self)):
  *             yield self[i]             # <<<<<<<<<<<<<<
@@ -13977,7 +13980,7 @@ static PyObject *__pyx_pw_5_cdec_7Lattice_5todot_1lines(PyObject *__pyx_self, CY
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":63
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":63
  *     def todot(self):
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():             # <<<<<<<<<<<<<<
@@ -14054,7 +14057,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_5todot_2generator20(__pyx_GeneratorObj
   __pyx_L3_first_run:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":64
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":64
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():
  *             yield 'digraph lattice {'             # <<<<<<<<<<<<<<
@@ -14071,7 +14074,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_5todot_2generator20(__pyx_GeneratorObj
   __pyx_L4_resume_from_yield:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 64; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":65
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":65
  *         def lines():
  *             yield 'digraph lattice {'
  *             yield 'rankdir = LR;'             # <<<<<<<<<<<<<<
@@ -14088,7 +14091,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_5todot_2generator20(__pyx_GeneratorObj
   __pyx_L5_resume_from_yield:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 65; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":66
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":66
  *             yield 'digraph lattice {'
  *             yield 'rankdir = LR;'
  *             yield 'node [shape=circle];'             # <<<<<<<<<<<<<<
@@ -14105,7 +14108,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_5todot_2generator20(__pyx_GeneratorObj
   __pyx_L6_resume_from_yield:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 66; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":67
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":67
  *             yield 'rankdir = LR;'
  *             yield 'node [shape=circle];'
  *             for i in range(len(self)):             # <<<<<<<<<<<<<<
@@ -14168,7 +14171,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_5todot_2generator20(__pyx_GeneratorObj
     __pyx_cur_scope->__pyx_v_i = __pyx_t_1;
     __pyx_t_1 = 0;
 
-    /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":68
+    /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":68
  *             yield 'node [shape=circle];'
  *             for i in range(len(self)):
  *                 for label, weight, delta in self[i]:             # <<<<<<<<<<<<<<
@@ -14239,8 +14242,11 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_5todot_2generator20(__pyx_GeneratorObj
         __Pyx_INCREF(__pyx_t_10);
         #else
         __pyx_t_8 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_8)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 68; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __Pyx_GOTREF(__pyx_t_8);
         __pyx_t_9 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_9)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 68; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __Pyx_GOTREF(__pyx_t_9);
         __pyx_t_10 = PySequence_ITEM(sequence, 2); if (unlikely(!__pyx_t_10)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 68; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+        __Pyx_GOTREF(__pyx_t_10);
         #endif
         __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
       } else
@@ -14283,7 +14289,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_5todot_2generator20(__pyx_GeneratorObj
       __pyx_cur_scope->__pyx_v_delta = __pyx_t_10;
       __pyx_t_10 = 0;
 
-      /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":69
+      /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":69
  *             for i in range(len(self)):
  *                 for label, weight, delta in self[i]:
  *                     yield '%d -> %d [label="%s"];' % (i, i+delta, label.replace('"', '\\"'))             # <<<<<<<<<<<<<<
@@ -14343,7 +14349,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_5todot_2generator20(__pyx_GeneratorObj
   }
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":70
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":70
  *                 for label, weight, delta in self[i]:
  *                     yield '%d -> %d [label="%s"];' % (i, i+delta, label.replace('"', '\\"'))
  *             yield '%d [shape=doublecircle]' % len(self)             # <<<<<<<<<<<<<<
@@ -14369,7 +14375,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_5todot_2generator20(__pyx_GeneratorObj
   __pyx_L14_resume_from_yield:;
   if (unlikely(!__pyx_sent_value)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 70; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":71
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":71
  *                     yield '%d -> %d [label="%s"];' % (i, i+delta, label.replace('"', '\\"'))
  *             yield '%d [shape=doublecircle]' % len(self)
  *             yield '}'             # <<<<<<<<<<<<<<
@@ -14404,7 +14410,7 @@ static PyObject *__pyx_gb_5_cdec_7Lattice_5todot_2generator20(__pyx_GeneratorObj
   return NULL;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":61
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":61
  *             yield self[i]
  * 
  *     def todot(self):             # <<<<<<<<<<<<<<
@@ -14434,19 +14440,19 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_19todot(struct __pyx_obj_5_cdec_Lattic
   __Pyx_INCREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
   __Pyx_GIVEREF((PyObject *)__pyx_cur_scope->__pyx_v_self);
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":63
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":63
  *     def todot(self):
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():             # <<<<<<<<<<<<<<
  *             yield 'digraph lattice {'
  *             yield 'rankdir = LR;'
  */
-  __pyx_t_1 = __Pyx_CyFunction_NewEx(&__pyx_mdef_5_cdec_7Lattice_5todot_1lines, 0, ((PyObject*)__pyx_cur_scope), __pyx_n_s___cdec, ((PyObject *)__pyx_k_codeobj_36)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = __Pyx_CyFunction_NewEx(&__pyx_mdef_5_cdec_7Lattice_5todot_1lines, 0, __pyx_n_s_38, ((PyObject*)__pyx_cur_scope), __pyx_n_s___cdec, ((PyObject *)__pyx_k_codeobj_36)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
   __pyx_v_lines = __pyx_t_1;
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":72
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":72
  *             yield '%d [shape=doublecircle]' % len(self)
  *             yield '}'
  *         return '\n'.join(lines()).encode('utf8')             # <<<<<<<<<<<<<<
@@ -14454,9 +14460,9 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_19todot(struct __pyx_obj_5_cdec_Lattic
  *     def as_hypergraph(self):
  */
   __Pyx_XDECREF(__pyx_r);
-  __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_kp_s_38), __pyx_n_s__join); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyObject_GetAttr(((PyObject *)__pyx_kp_s_39), __pyx_n_s__join); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_1);
-  __pyx_t_2 = PyObject_Call(__pyx_v_lines, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = __pyx_pf_5_cdec_7Lattice_5todot_lines(__pyx_v_lines); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
   __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_3);
@@ -14470,7 +14476,7 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_19todot(struct __pyx_obj_5_cdec_Lattic
   __pyx_t_3 = PyObject_GetAttr(__pyx_t_2, __pyx_n_s__encode); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_3);
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
-  __pyx_t_2 = PyObject_Call(__pyx_t_3, ((PyObject *)__pyx_k_tuple_39), NULL); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyObject_Call(__pyx_t_3, ((PyObject *)__pyx_k_tuple_40), NULL); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
   __pyx_r = __pyx_t_2;
@@ -14505,7 +14511,7 @@ static PyObject *__pyx_pw_5_cdec_7Lattice_22as_hypergraph(PyObject *__pyx_v_self
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":74
+/* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":74
  *         return '\n'.join(lines()).encode('utf8')
  * 
  *     def as_hypergraph(self):             # <<<<<<<<<<<<<<
@@ -14526,7 +14532,7 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj_5_cde
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("as_hypergraph", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":76
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":76
  *     def as_hypergraph(self):
  *         """lattice.as_hypergraph() -> Hypergraph representation of the lattice."""
  *         cdef Hypergraph result = Hypergraph.__new__(Hypergraph)             # <<<<<<<<<<<<<<
@@ -14539,7 +14545,7 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj_5_cde
   __pyx_v_result = ((struct __pyx_obj_5_cdec_Hypergraph *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":77
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":77
  *         """lattice.as_hypergraph() -> Hypergraph representation of the lattice."""
  *         cdef Hypergraph result = Hypergraph.__new__(Hypergraph)
  *         result.hg = new hypergraph.Hypergraph()             # <<<<<<<<<<<<<<
@@ -14548,7 +14554,7 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj_5_cde
  */
   __pyx_v_result->hg = new Hypergraph();
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":78
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":78
  *         cdef Hypergraph result = Hypergraph.__new__(Hypergraph)
  *         result.hg = new hypergraph.Hypergraph()
  *         cdef bytes plf = str(self)             # <<<<<<<<<<<<<<
@@ -14567,7 +14573,7 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj_5_cde
   __pyx_v_plf = ((PyObject*)__pyx_t_2);
   __pyx_t_2 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":79
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":79
  *         result.hg = new hypergraph.Hypergraph()
  *         cdef bytes plf = str(self)
  *         hypergraph.ReadFromPLF(plf, result.hg)             # <<<<<<<<<<<<<<
@@ -14576,7 +14582,7 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj_5_cde
   __pyx_t_3 = __pyx_convert_string_from_py_(((PyObject *)__pyx_v_plf)); if (unlikely(PyErr_Occurred())) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 79; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   HypergraphIO::ReadFromPLF(__pyx_t_3, __pyx_v_result->hg);
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":80
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":80
  *         cdef bytes plf = str(self)
  *         hypergraph.ReadFromPLF(plf, result.hg)
  *         return result             # <<<<<<<<<<<<<<
@@ -14601,7 +14607,7 @@ static PyObject *__pyx_pf_5_cdec_7Lattice_21as_hypergraph(struct __pyx_obj_5_cde
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":3
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":3
  * cimport mteval
  * 
  * cdef SufficientStats as_stats(x, y):             # <<<<<<<<<<<<<<
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-  PyObject *__pyx_t_1 = NULL;
-  int __pyx_t_2;
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   int __pyx_t_3;
   int __pyx_t_4;
+  EvaluationMetric *__pyx_t_5;
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":4
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-  __pyx_t_2 = __Pyx_TypeCheck(__pyx_v_x, __pyx_t_1); 
-  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  if (__pyx_t_2) {
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":5
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":5
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":6
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":6
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-    __pyx_t_3 = __Pyx_TypeCheck(__pyx_v_y, __pyx_t_1); 
-    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":7
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":7
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-    __pyx_v_stats = ((struct __pyx_obj_5_cdec_SufficientStats *)__pyx_t_1);
-    __pyx_t_1 = 0;
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+    __pyx_v_stats = ((struct __pyx_obj_5_cdec_SufficientStats *)__pyx_t_2);
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":8
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":8
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":9
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":9
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-    __pyx_v_stats->metric = ((struct __pyx_obj_5_cdec_SufficientStats *)__pyx_v_y)->metric;
+    __pyx_t_5 = ((struct __pyx_obj_5_cdec_SufficientStats *)__pyx_v_y)->metric;
+    __pyx_v_stats->metric = __pyx_t_5;
 
-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":10
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":10
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@@ -14719,7 +14721,7 @@ static struct __pyx_obj_5_cdec_SufficientStats *__pyx_f_5_cdec_as_stats(PyObject
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-  __Pyx_XDECREF(__pyx_t_1);
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 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":17
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":17
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@@ -14759,7 +14761,7 @@ static PyObject *__pyx_pf_5_cdec_9Candidate_5words___get__(struct __pyx_obj_5_cd
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":18
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":18
  *     property words:
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":21
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":21
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@@ -14828,7 +14830,7 @@ static PyObject *__pyx_pf_5_cdec_9Candidate_4fmap___get__(struct __pyx_obj_5_cde
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":22
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":22
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":23
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":23
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":24
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":24
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":14
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":30
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":31
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":34
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":35
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":38
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":38
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":39
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":39
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":41
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":42
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":44
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":45
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":46
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":46
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":48
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":49
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":50
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":50
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+    __pyx_t_4 = PyObject_Call(__pyx_builtin_IndexError, ((PyObject *)__pyx_k_tuple_42), NULL); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 50; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":51
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":53
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":54
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":55
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":57
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":58
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  *     def __add__(x, y):
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@@ -15520,7 +15523,7 @@ static PyObject *__pyx_pf_5_cdec_15SufficientStats_11__add__(PyObject *__pyx_v_x
   __pyx_v_sx = ((struct __pyx_obj_5_cdec_SufficientStats *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":59
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":59
  *     def __add__(x, y):
  *         cdef SufficientStats sx = as_stats(x, y)
  *         cdef SufficientStats sy = as_stats(y, x)             # <<<<<<<<<<<<<<
@@ -15532,7 +15535,7 @@ static PyObject *__pyx_pf_5_cdec_15SufficientStats_11__add__(PyObject *__pyx_v_x
   __pyx_v_sy = ((struct __pyx_obj_5_cdec_SufficientStats *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":60
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":60
  *         cdef SufficientStats sx = as_stats(x, y)
  *         cdef SufficientStats sy = as_stats(y, x)
  *         cdef SufficientStats result = SufficientStats()             # <<<<<<<<<<<<<<
@@ -15544,7 +15547,7 @@ static PyObject *__pyx_pf_5_cdec_15SufficientStats_11__add__(PyObject *__pyx_v_x
   __pyx_v_result = ((struct __pyx_obj_5_cdec_SufficientStats *)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":61
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":61
  *         cdef SufficientStats sy = as_stats(y, x)
  *         cdef SufficientStats result = SufficientStats()
  *         result.stats = new mteval.SufficientStats(mteval.add(sx.stats[0], sy.stats[0]))             # <<<<<<<<<<<<<<
@@ -15553,16 +15556,17 @@ static PyObject *__pyx_pf_5_cdec_15SufficientStats_11__add__(PyObject *__pyx_v_x
  */
   __pyx_v_result->stats = new SufficientStats(operator+((__pyx_v_sx->stats[0]), (__pyx_v_sy->stats[0])));
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":62
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":62
  *         cdef SufficientStats result = SufficientStats()
  *         result.stats = new mteval.SufficientStats(mteval.add(sx.stats[0], sy.stats[0]))
  *         result.metric = sx.metric             # <<<<<<<<<<<<<<
  *         return result
  * 
  */
-  __pyx_v_result->metric = __pyx_v_sx->metric;
+  __pyx_t_2 = __pyx_v_sx->metric;
+  __pyx_v_result->metric = __pyx_t_2;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":63
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":63
  *         result.stats = new mteval.SufficientStats(mteval.add(sx.stats[0], sy.stats[0]))
  *         result.metric = sx.metric
  *         return result             # <<<<<<<<<<<<<<
@@ -15641,7 +15645,7 @@ static int __pyx_pw_5_cdec_12CandidateSet_1__cinit__(PyObject *__pyx_v_self, PyO
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":70
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":70
  *     cdef mteval.CandidateSet* cs
  * 
  *     def __cinit__(self, SegmentEvaluator evaluator):             # <<<<<<<<<<<<<<
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 static int __pyx_pf_5_cdec_12CandidateSet___cinit__(struct __pyx_obj_5_cdec_CandidateSet *__pyx_v_self, struct __pyx_obj_5_cdec_SegmentEvaluator *__pyx_v_evaluator) {
   int __pyx_r;
   __Pyx_RefNannyDeclarations
+  EvaluationMetric *__pyx_t_1;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":71
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":71
  * 
  *     def __cinit__(self, SegmentEvaluator evaluator):
  *         self.scorer = new shared_ptr[mteval.SegmentEvaluator](evaluator.scorer[0])             # <<<<<<<<<<<<<<
@@ -15663,16 +15668,17 @@ static int __pyx_pf_5_cdec_12CandidateSet___cinit__(struct __pyx_obj_5_cdec_Cand
  */
   __pyx_v_self->scorer = new boost::shared_ptr<SegmentEvaluator>((__pyx_v_evaluator->scorer[0]));
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":72
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":72
  *     def __cinit__(self, SegmentEvaluator evaluator):
  *         self.scorer = new shared_ptr[mteval.SegmentEvaluator](evaluator.scorer[0])
  *         self.metric = evaluator.metric             # <<<<<<<<<<<<<<
  *         self.cs = new mteval.CandidateSet()
  * 
  */
-  __pyx_v_self->metric = __pyx_v_evaluator->metric;
+  __pyx_t_1 = __pyx_v_evaluator->metric;
+  __pyx_v_self->metric = __pyx_t_1;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":73
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":73
  *         self.scorer = new shared_ptr[mteval.SegmentEvaluator](evaluator.scorer[0])
  *         self.metric = evaluator.metric
  *         self.cs = new mteval.CandidateSet()             # <<<<<<<<<<<<<<
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 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":75
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":75
  *         self.cs = new mteval.CandidateSet()
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
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   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":76
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":76
  * 
  *     def __dealloc__(self):
  *         del self.scorer             # <<<<<<<<<<<<<<
@@ -15716,7 +15722,7 @@ static void __pyx_pf_5_cdec_12CandidateSet_2__dealloc__(CYTHON_UNUSED struct __p
  */
   delete __pyx_v_self->scorer;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":77
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":77
  *     def __dealloc__(self):
  *         del self.scorer
  *         del self.cs             # <<<<<<<<<<<<<<
@@ -15739,7 +15745,7 @@ static Py_ssize_t __pyx_pw_5_cdec_12CandidateSet_5__len__(PyObject *__pyx_v_self
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":79
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":79
  *         del self.cs
  * 
  *     def __len__(self):             # <<<<<<<<<<<<<<
@@ -15752,7 +15758,7 @@ static Py_ssize_t __pyx_pf_5_cdec_12CandidateSet_4__len__(struct __pyx_obj_5_cde
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":80
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":80
  * 
  *     def __len__(self):
  *         return self.cs.size()             # <<<<<<<<<<<<<<
@@ -15789,7 +15795,7 @@ static PyObject *__pyx_pw_5_cdec_12CandidateSet_7__getitem__(PyObject *__pyx_v_s
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":82
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":82
  *         return self.cs.size()
  * 
  *     def __getitem__(self,int k):             # <<<<<<<<<<<<<<
@@ -15809,7 +15815,7 @@ static PyObject *__pyx_pf_5_cdec_12CandidateSet_6__getitem__(struct __pyx_obj_5_
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":83
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":83
  * 
  *     def __getitem__(self,int k):
  *         if not 0 <= k < self.cs.size():             # <<<<<<<<<<<<<<
@@ -15823,14 +15829,14 @@ static PyObject *__pyx_pf_5_cdec_12CandidateSet_6__getitem__(struct __pyx_obj_5_
   __pyx_t_2 = (!__pyx_t_1);
   if (__pyx_t_2) {
 
-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":84
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":84
  *     def __getitem__(self,int k):
  *         if not 0 <= k < self.cs.size():
  *             raise IndexError('candidate set index out of range')             # <<<<<<<<<<<<<<
  *         cdef Candidate candidate = Candidate()
  *         candidate.candidate = &self.cs[0][k]
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-    __pyx_t_3 = PyObject_Call(__pyx_builtin_IndexError, ((PyObject *)__pyx_k_tuple_43), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 84; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_3 = PyObject_Call(__pyx_builtin_IndexError, ((PyObject *)__pyx_k_tuple_44), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 84; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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@@ -15839,7 +15845,7 @@ static PyObject *__pyx_pf_5_cdec_12CandidateSet_6__getitem__(struct __pyx_obj_5_
   }
   __pyx_L3:;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":85
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":85
  *         if not 0 <= k < self.cs.size():
  *             raise IndexError('candidate set index out of range')
  *         cdef Candidate candidate = Candidate()             # <<<<<<<<<<<<<<
@@ -15851,7 +15857,7 @@ static PyObject *__pyx_pf_5_cdec_12CandidateSet_6__getitem__(struct __pyx_obj_5_
   __pyx_v_candidate = ((struct __pyx_obj_5_cdec_Candidate *)__pyx_t_3);
   __pyx_t_3 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":86
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":86
  *             raise IndexError('candidate set index out of range')
  *         cdef Candidate candidate = Candidate()
  *         candidate.candidate = &self.cs[0][k]             # <<<<<<<<<<<<<<
@@ -15860,7 +15866,7 @@ static PyObject *__pyx_pf_5_cdec_12CandidateSet_6__getitem__(struct __pyx_obj_5_
  */
   __pyx_v_candidate->candidate = (&((__pyx_v_self->cs[0])[__pyx_v_k]));
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":87
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":87
  *         cdef Candidate candidate = Candidate()
  *         candidate.candidate = &self.cs[0][k]
  *         candidate.score = self.metric.ComputeScore(self.cs[0][k].eval_feats)             # <<<<<<<<<<<<<<
@@ -15869,7 +15875,7 @@ static PyObject *__pyx_pf_5_cdec_12CandidateSet_6__getitem__(struct __pyx_obj_5_
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   __pyx_v_candidate->score = __pyx_v_self->metric->ComputeScore(((__pyx_v_self->cs[0])[__pyx_v_k]).eval_feats);
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":88
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":88
  *         candidate.candidate = &self.cs[0][k]
  *         candidate.score = self.metric.ComputeScore(self.cs[0][k].eval_feats)
  *         return candidate             # <<<<<<<<<<<<<<
@@ -15906,7 +15912,7 @@ static PyObject *__pyx_pw_5_cdec_12CandidateSet_9__iter__(PyObject *__pyx_v_self
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":90
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":90
  *         return candidate
  * 
  *     def __iter__(self):             # <<<<<<<<<<<<<<
@@ -15969,7 +15975,7 @@ static PyObject *__pyx_gb_5_cdec_12CandidateSet_10generator16(__pyx_GeneratorObj
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":92
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":92
  *     def __iter__(self):
  *         cdef unsigned i
  *         for i in range(len(self)):             # <<<<<<<<<<<<<<
@@ -15980,7 +15986,7 @@ static PyObject *__pyx_gb_5_cdec_12CandidateSet_10generator16(__pyx_GeneratorObj
   for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
     __pyx_cur_scope->__pyx_v_i = __pyx_t_2;
 
-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":93
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":93
  *         cdef unsigned i
  *         for i in range(len(self)):
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@@ -16078,7 +16084,7 @@ static PyObject *__pyx_pw_5_cdec_12CandidateSet_12add_kbest(PyObject *__pyx_v_se
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":95
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":95
  *             yield self[i]
  * 
  *     def add_kbest(self, Hypergraph hypergraph, unsigned k):             # <<<<<<<<<<<<<<
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   __Pyx_RefNannySetupContext("add_kbest", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":98
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":98
  *         """cs.add_kbest(Hypergraph hypergraph, int k) -> Extract K-best hypotheses
  *         from the hypergraph and add them to the candidate set."""
  *         self.cs.AddKBestCandidates(hypergraph.hg[0], k, self.scorer.get())             # <<<<<<<<<<<<<<
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 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":104
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":104
  *     cdef mteval.EvaluationMetric* metric
  * 
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":105
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":105
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  *     def __dealloc__(self):
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@@ -16151,7 +16157,7 @@ static PyObject *__pyx_pw_5_cdec_16SegmentEvaluator_3evaluate(PyObject *__pyx_v_
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":107
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":107
  *         del self.scorer
  * 
  *     def evaluate(self, sentence):             # <<<<<<<<<<<<<<
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   PyObject *__pyx_t_1 = NULL;
-  PyObject *__pyx_t_2 = NULL;
-  std::string __pyx_t_3;
+  EvaluationMetric *__pyx_t_2;
+  PyObject *__pyx_t_3 = NULL;
+  std::string __pyx_t_4;
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   const char *__pyx_filename = NULL;
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":110
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":110
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  *         cdef SufficientStats sf = SufficientStats()             # <<<<<<<<<<<<<<
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   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":111
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":111
  *         cdef vector[WordID] hyp
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  *         sf.metric = self.metric             # <<<<<<<<<<<<<<
  *         sf.stats = new mteval.SufficientStats()
  *         ConvertSentence(as_str(sentence.strip()), &hyp)
  */
-  __pyx_v_sf->metric = __pyx_v_self->metric;
+  __pyx_t_2 = __pyx_v_self->metric;
+  __pyx_v_sf->metric = __pyx_t_2;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":112
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":112
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  *         sf.stats = new mteval.SufficientStats()             # <<<<<<<<<<<<<<
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   __pyx_v_sf->stats = new SufficientStats();
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":113
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":113
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  *         sf.stats = new mteval.SufficientStats()
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-  __Pyx_GOTREF(__pyx_t_2);
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+  __pyx_t_1 = ((PyObject *)__pyx_f_5_cdec_as_str(__pyx_t_3, NULL)); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 113; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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+  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
+  __pyx_t_4 = __pyx_convert_string_from_py_(__pyx_t_1); if (unlikely(PyErr_Occurred())) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 113; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  TD::ConvertSentence(__pyx_t_3, (&__pyx_v_hyp));
+  TD::ConvertSentence(__pyx_t_4, (&__pyx_v_hyp));
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":114
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":114
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":115
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":117
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":125
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":126
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":127
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":128
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":131
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-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":133
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":134
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":135
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":136
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":136
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+  try {
+    __pyx_t_3 = new std::vector<std::vector<WordID> >();
+  } catch(...) {
+    __Pyx_CppExn2PyErr();
+    {__pyx_filename = __pyx_f[5]; __pyx_lineno = 136; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":138
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":138
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  *         cdef vector[WordID]* refv
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-    __pyx_t_1 = __pyx_v_refs; __Pyx_INCREF(__pyx_t_1); __pyx_t_4 = 0;
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-    __Pyx_GOTREF(__pyx_t_1);
-    __pyx_t_5 = Py_TYPE(__pyx_t_1)->tp_iternext;
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+    __pyx_t_5 = Py_TYPE(__pyx_t_2)->tp_iternext;
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-    if (!__pyx_t_5 && PyList_CheckExact(__pyx_t_1)) {
-      if (__pyx_t_4 >= PyList_GET_SIZE(__pyx_t_1)) break;
+    if (!__pyx_t_5 && PyList_CheckExact(__pyx_t_2)) {
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+      __pyx_t_6 = PySequence_ITEM(__pyx_t_2, __pyx_t_4); __pyx_t_4++; if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 138; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-      if (__pyx_t_4 >= PyTuple_GET_SIZE(__pyx_t_1)) break;
+    } else if (!__pyx_t_5 && PyTuple_CheckExact(__pyx_t_2)) {
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-      __pyx_t_6 = __pyx_t_5(__pyx_t_1);
+      __pyx_t_6 = __pyx_t_5(__pyx_t_2);
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":139
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":139
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+    } catch(...) {
+      __Pyx_CppExn2PyErr();
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":140
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":140
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-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":141
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":141
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     __pyx_v_refsv->push_back((__pyx_v_refv[0]));
 
-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":142
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":142
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":144
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":144
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-  __pyx_v_evaluator = ((struct __pyx_obj_5_cdec_SegmentEvaluator *)__pyx_t_1);
-  __pyx_t_1 = 0;
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+  __Pyx_GOTREF(__pyx_t_2);
+  __pyx_v_evaluator = ((struct __pyx_obj_5_cdec_SegmentEvaluator *)__pyx_t_2);
+  __pyx_t_2 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":145
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":145
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+  __pyx_t_10 = __pyx_v_self->metric;
+  __pyx_v_evaluator->metric = __pyx_t_10;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":146
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":146
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   __pyx_v_evaluator->scorer = new boost::shared_ptr<SegmentEvaluator>(__pyx_v_self->metric->CreateSegmentEvaluator((__pyx_v_refsv[0])));
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":148
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":148
  *         evaluator.scorer = new shared_ptr[mteval.SegmentEvaluator](
  *                 self.metric.CreateSegmentEvaluator(refsv[0]))
  *         del refsv # in theory should not delete but store in SegmentEvaluator             # <<<<<<<<<<<<<<
@@ -16723,7 +16745,7 @@ static PyObject *__pyx_pf_5_cdec_6Scorer_4__call__(struct __pyx_obj_5_cdec_Score
  */
   delete __pyx_v_refsv;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":149
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":149
  *                 self.metric.CreateSegmentEvaluator(refsv[0]))
  *         del refsv # in theory should not delete but store in SegmentEvaluator
  *         return evaluator             # <<<<<<<<<<<<<<
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   __pyx_r = Py_None; __Pyx_INCREF(Py_None);
   goto __pyx_L0;
   __pyx_L1_error:;
-  __Pyx_XDECREF(__pyx_t_1);
+  __Pyx_XDECREF(__pyx_t_2);
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   __Pyx_XDECREF(__pyx_t_8);
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@@ -16763,7 +16785,7 @@ static PyObject *__pyx_pw_5_cdec_6Scorer_7__str__(PyObject *__pyx_v_self) {
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":151
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":151
  *         return evaluator
  * 
  *     def __str__(self):             # <<<<<<<<<<<<<<
@@ -16781,7 +16803,7 @@ static PyObject *__pyx_pf_5_cdec_6Scorer_6__str__(struct __pyx_obj_5_cdec_Scorer
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   __Pyx_RefNannySetupContext("__str__", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":152
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":152
  * 
  *     def __str__(self):
  *         return str(self.name.c_str())             # <<<<<<<<<<<<<<
@@ -16816,7 +16838,7 @@ static PyObject *__pyx_pf_5_cdec_6Scorer_6__str__(struct __pyx_obj_5_cdec_Scorer
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":154
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":154
  *         return str(self.name.c_str())
  * 
  * cdef float _compute_score(void* metric_, mteval.SufficientStats* stats):             # <<<<<<<<<<<<<<
@@ -16842,7 +16864,7 @@ static float __pyx_f_5_cdec__compute_score(void *__pyx_v_metric_, SufficientStat
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   __Pyx_RefNannySetupContext("_compute_score", 0);
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":155
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":155
  * 
  * cdef float _compute_score(void* metric_, mteval.SufficientStats* stats):
  *     cdef Metric metric = <Metric> metric_             # <<<<<<<<<<<<<<
@@ -16852,7 +16874,7 @@ static float __pyx_f_5_cdec__compute_score(void *__pyx_v_metric_, SufficientStat
   __Pyx_INCREF(((PyObject *)((struct __pyx_obj_5_cdec_Metric *)__pyx_v_metric_)));
   __pyx_v_metric = ((struct __pyx_obj_5_cdec_Metric *)__pyx_v_metric_);
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":156
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":156
  * cdef float _compute_score(void* metric_, mteval.SufficientStats* stats):
  *     cdef Metric metric = <Metric> metric_
  *     cdef list ss = []             # <<<<<<<<<<<<<<
@@ -16861,10 +16883,10 @@ static float __pyx_f_5_cdec__compute_score(void *__pyx_v_metric_, SufficientStat
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   __Pyx_GOTREF(__pyx_t_1);
-  __pyx_v_ss = __pyx_t_1;
+  __pyx_v_ss = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":158
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":158
  *     cdef list ss = []
  *     cdef unsigned i
  *     for i in range(stats.size()):             # <<<<<<<<<<<<<<
@@ -16875,7 +16897,7 @@ static float __pyx_f_5_cdec__compute_score(void *__pyx_v_metric_, SufficientStat
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     __pyx_v_i = __pyx_t_3;
 
-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":159
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":159
  *     cdef unsigned i
  *     for i in range(stats.size()):
  *         ss.append(stats[0][i])             # <<<<<<<<<<<<<<
@@ -16888,7 +16910,7 @@ static float __pyx_f_5_cdec__compute_score(void *__pyx_v_metric_, SufficientStat
     __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   }
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":160
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":160
  *     for i in range(stats.size()):
  *         ss.append(stats[0][i])
  *     return metric.score(ss)             # <<<<<<<<<<<<<<
@@ -16926,7 +16948,7 @@ static float __pyx_f_5_cdec__compute_score(void *__pyx_v_metric_, SufficientStat
   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":162
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":162
  *     return metric.score(ss)
  * 
  * cdef void _compute_sufficient_stats(void* metric_,             # <<<<<<<<<<<<<<
@@ -16953,7 +16975,7 @@ static void __pyx_f_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_, std:
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":166
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":166
  *         vector[string]* refs,
  *         mteval.SufficientStats* out):
  *     cdef Metric metric = <Metric> metric_             # <<<<<<<<<<<<<<
@@ -16963,7 +16985,7 @@ static void __pyx_f_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_, std:
   __Pyx_INCREF(((PyObject *)((struct __pyx_obj_5_cdec_Metric *)__pyx_v_metric_)));
   __pyx_v_metric = ((struct __pyx_obj_5_cdec_Metric *)__pyx_v_metric_);
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":167
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":167
  *         mteval.SufficientStats* out):
  *     cdef Metric metric = <Metric> metric_
  *     cdef list refs_ = []             # <<<<<<<<<<<<<<
@@ -16972,10 +16994,10 @@ static void __pyx_f_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_, std:
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   __Pyx_GOTREF(__pyx_t_1);
-  __pyx_v_refs_ = __pyx_t_1;
+  __pyx_v_refs_ = ((PyObject*)__pyx_t_1);
   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":169
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":169
  *     cdef list refs_ = []
  *     cdef unsigned i
  *     for i in range(refs.size()):             # <<<<<<<<<<<<<<
@@ -16986,7 +17008,7 @@ static void __pyx_f_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_, std:
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     __pyx_v_i = __pyx_t_3;
 
-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":170
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":170
  *     cdef unsigned i
  *     for i in range(refs.size()):
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":171
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":171
  *     for i in range(refs.size()):
  *         refs_.append(str(refs[0][i].c_str()))
  *     cdef list ss = metric.evaluate(str(hyp.c_str()), refs_)             # <<<<<<<<<<<<<<
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   __pyx_t_4 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":172
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":172
  *         refs_.append(str(refs[0][i].c_str()))
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  *     out.fields.resize(len(ss))             # <<<<<<<<<<<<<<
@@ -17056,7 +17078,7 @@ static void __pyx_f_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_, std:
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   __pyx_v_out->fields.resize(__pyx_t_7);
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":173
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":173
  *     cdef list ss = metric.evaluate(str(hyp.c_str()), refs_)
  *     out.fields.resize(len(ss))
  *     for i in range(len(ss)):             # <<<<<<<<<<<<<<
@@ -17071,7 +17093,7 @@ static void __pyx_f_5_cdec__compute_sufficient_stats(void *__pyx_v_metric_, std:
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     __pyx_v_i = __pyx_t_3;
 
-    /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":174
+    /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":174
  *     out.fields.resize(len(ss))
  *     for i in range(len(ss)):
  *         out.fields[i] = ss[i]             # <<<<<<<<<<<<<<
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   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":178
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":178
  * cdef class Metric:
  *     cdef Scorer scorer
  *     def __cinit__(self):             # <<<<<<<<<<<<<<
@@ -17137,7 +17159,7 @@ static int __pyx_pf_5_cdec_6Metric___cinit__(struct __pyx_obj_5_cdec_Metric *__p
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":179
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":179
  *     cdef Scorer scorer
  *     def __cinit__(self):
  *         self.scorer = Scorer()             # <<<<<<<<<<<<<<
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   __pyx_t_1 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":180
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":180
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  *         cdef bytes class_name = self.__class__.__name__             # <<<<<<<<<<<<<<
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   __pyx_t_2 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":181
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":181
  *         self.scorer = Scorer()
  *         cdef bytes class_name = self.__class__.__name__
  *         self.scorer.name = new string(class_name)             # <<<<<<<<<<<<<<
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+  try {
+    __pyx_t_4 = new std::string(__pyx_t_3);
+  } catch(...) {
+    __Pyx_CppExn2PyErr();
+    {__pyx_filename = __pyx_f[5]; __pyx_lineno = 181; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  }
   __pyx_v_self->scorer->name = __pyx_t_4;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":182
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":182
  *         cdef bytes class_name = self.__class__.__name__
  *         self.scorer.name = new string(class_name)
  *         self.scorer.metric = mteval.PyMetricInstance(self.scorer.name[0],             # <<<<<<<<<<<<<<
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   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":185
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":185
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  *     def __call__(self, refs):             # <<<<<<<<<<<<<<
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":186
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":186
  * 
  *     def __call__(self, refs):
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 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":188
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":188
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  * 
  *     def score(SufficientStats stats):             # <<<<<<<<<<<<<<
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":189
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  *     def score(SufficientStats stats):
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   return __pyx_r;
 }
 
-/* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":191
+/* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":191
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":192
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":192
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  *     def evaluate(self, hyp, refs):
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+      __Pyx_GOTREF(__pyx_t_5);
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-    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
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@@ -19454,14 +19465,14 @@ static PyObject *__pyx_pf_5_cdec_7Decoder_6translate(struct __pyx_obj_5_cdec_Dec
  */
     __pyx_t_3 = PyNumber_Remainder(((PyObject *)__pyx_kp_s_52), ((PyObject *)Py_TYPE(__pyx_v_sentence))); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(((PyObject *)__pyx_t_3));
-    __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_1);
-    PyTuple_SET_ITEM(__pyx_t_1, 0, ((PyObject *)__pyx_t_3));
+    __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __Pyx_GOTREF(__pyx_t_2);
+    PyTuple_SET_ITEM(__pyx_t_2, 0, ((PyObject *)__pyx_t_3));
     __Pyx_GIVEREF(((PyObject *)__pyx_t_3));
     __pyx_t_3 = 0;
-    __pyx_t_3 = PyObject_Call(__pyx_builtin_TypeError, ((PyObject *)__pyx_t_1), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_3 = PyObject_Call(__pyx_builtin_TypeError, ((PyObject *)__pyx_t_2), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_3);
-    __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
+    __Pyx_DECREF(((PyObject *)__pyx_t_2)); __pyx_t_2 = 0;
     __Pyx_Raise(__pyx_t_3, 0, 0, 0);
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     {__pyx_filename = __pyx_f[0]; __pyx_lineno = 106; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
@@ -19475,8 +19486,8 @@ static PyObject *__pyx_pf_5_cdec_7Decoder_6translate(struct __pyx_obj_5_cdec_Dec
  *             if isinstance(grammar, basestring):
  *                 self.dec.AddSupplementalGrammarFromString(as_str(grammar))
  */
-  __pyx_t_2 = __Pyx_PyObject_IsTrue(__pyx_v_grammar); if (unlikely(__pyx_t_2 < 0)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  if (__pyx_t_2) {
+  __pyx_t_1 = __Pyx_PyObject_IsTrue(__pyx_v_grammar); if (unlikely(__pyx_t_1 < 0)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 107; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (__pyx_t_1) {
 
     /* "_cdec.pyx":108
  *             raise TypeError('Cannot translate input type %s' % type(sentence))
@@ -19485,11 +19496,8 @@ static PyObject *__pyx_pf_5_cdec_7Decoder_6translate(struct __pyx_obj_5_cdec_Dec
  *                 self.dec.AddSupplementalGrammarFromString(as_str(grammar))
  *             else:
  */
-    __pyx_t_3 = __pyx_builtin_basestring;
-    __Pyx_INCREF(__pyx_t_3);
-    __pyx_t_2 = PyObject_IsInstance(__pyx_v_grammar, __pyx_t_3); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 108; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
-    if (__pyx_t_2) {
+    __pyx_t_1 = PyObject_IsInstance(__pyx_v_grammar, __pyx_builtin_basestring); if (unlikely(__pyx_t_1 == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 108; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    if (__pyx_t_1) {
 
       /* "_cdec.pyx":109
  *         if grammar:
@@ -19519,11 +19527,11 @@ static PyObject *__pyx_pf_5_cdec_7Decoder_6translate(struct __pyx_obj_5_cdec_Dec
       __Pyx_INCREF(__pyx_v_grammar);
       PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_v_grammar);
       __Pyx_GIVEREF(__pyx_v_grammar);
-      __pyx_t_1 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_TextGrammar)), ((PyObject *)__pyx_t_3), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 111; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-      __Pyx_GOTREF(__pyx_t_1);
+      __pyx_t_2 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_TextGrammar)), ((PyObject *)__pyx_t_3), NULL); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 111; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __Pyx_GOTREF(__pyx_t_2);
       __Pyx_DECREF(((PyObject *)__pyx_t_3)); __pyx_t_3 = 0;
-      __pyx_v_self->dec->AddSupplementalGrammar((((struct __pyx_obj_5_cdec_TextGrammar *)__pyx_t_1)->__pyx_base.grammar[0]));
-      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
+      __pyx_v_self->dec->AddSupplementalGrammar((((struct __pyx_obj_5_cdec_TextGrammar *)__pyx_t_2)->__pyx_base.grammar[0]));
+      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     }
     __pyx_L5:;
     goto __pyx_L4;
@@ -19556,8 +19564,8 @@ static PyObject *__pyx_pf_5_cdec_7Decoder_6translate(struct __pyx_obj_5_cdec_Dec
  *             raise ParseFailed()
  *         cdef Hypergraph hg = Hypergraph()
  */
-  __pyx_t_2 = (__pyx_v_observer.hypergraph == NULL);
-  if (__pyx_t_2) {
+  __pyx_t_1 = (__pyx_v_observer.hypergraph == NULL);
+  if (__pyx_t_1) {
 
     /* "_cdec.pyx":115
  *         self.dec.Decode(input_str, &observer)
@@ -19566,11 +19574,11 @@ static PyObject *__pyx_pf_5_cdec_7Decoder_6translate(struct __pyx_obj_5_cdec_Dec
  *         cdef Hypergraph hg = Hypergraph()
  *         hg.hg = new hypergraph.Hypergraph(observer.hypergraph[0])
  */
-    __pyx_t_1 = __Pyx_GetName(__pyx_m, __pyx_n_s__ParseFailed); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_1);
-    __pyx_t_3 = PyObject_Call(__pyx_t_1, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_2 = __Pyx_GetName(__pyx_m, __pyx_n_s__ParseFailed); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __Pyx_GOTREF(__pyx_t_2);
+    __pyx_t_3 = PyObject_Call(__pyx_t_2, ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
     __Pyx_GOTREF(__pyx_t_3);
-    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
+    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
     __Pyx_Raise(__pyx_t_3, 0, 0, 0);
     __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
     {__pyx_filename = __pyx_f[0]; __pyx_lineno = 115; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
@@ -19611,7 +19619,7 @@ static PyObject *__pyx_pf_5_cdec_7Decoder_6translate(struct __pyx_obj_5_cdec_Dec
   __pyx_r = Py_None; __Pyx_INCREF(Py_None);
   goto __pyx_L0;
   __pyx_L1_error:;
-  __Pyx_XDECREF(__pyx_t_1);
+  __Pyx_XDECREF(__pyx_t_2);
   __Pyx_XDECREF(__pyx_t_3);
   __Pyx_AddTraceback("_cdec.Decoder.translate", __pyx_clineno, __pyx_lineno, __pyx_filename);
   __pyx_r = NULL;
@@ -19623,7 +19631,7 @@ static PyObject *__pyx_pf_5_cdec_7Decoder_6translate(struct __pyx_obj_5_cdec_Dec
   return __pyx_r;
 }
 
-/* "string.from_py":11
+/* "string.from_py":12
  * 
  * @cname("__pyx_convert_string_from_py_")
  * cdef string __pyx_convert_string_from_py_(object o) except *:             # <<<<<<<<<<<<<<
@@ -19641,15 +19649,15 @@ static std::string __pyx_convert_string_from_py_(PyObject *__pyx_v_o) {
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__pyx_convert_string_from_py_", 0);
 
-  /* "string.from_py":12
+  /* "string.from_py":13
  * @cname("__pyx_convert_string_from_py_")
  * cdef string __pyx_convert_string_from_py_(object o) except *:
  *     return string(<char*>o, len(o))             # <<<<<<<<<<<<<<
  * 
  * 
  */
-  __pyx_t_1 = PyBytes_AsString(__pyx_v_o); if (unlikely((!__pyx_t_1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 12; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_t_2 = PyObject_Length(__pyx_v_o); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 12; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyBytes_AsString(__pyx_v_o); if (unlikely((!__pyx_t_1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 13; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = PyObject_Length(__pyx_v_o); if (unlikely(__pyx_t_2 == -1)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 13; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __pyx_r = std::string(((char *)__pyx_t_1), __pyx_t_2);
   goto __pyx_L0;
 
@@ -20066,7 +20074,9 @@ static PyObject *__pyx_tp_new_5_cdec_NT(PyTypeObject *t, CYTHON_UNUSED PyObject
 
 static void __pyx_tp_dealloc_5_cdec_NT(PyObject *o) {
   struct __pyx_obj_5_cdec_NT *p = (struct __pyx_obj_5_cdec_NT *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->cat);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -21493,7 +21503,9 @@ static PyObject *__pyx_tp_new_5_cdec_HypergraphEdge(PyTypeObject *t, CYTHON_UNUS
 
 static void __pyx_tp_dealloc_5_cdec_HypergraphEdge(PyObject *o) {
   struct __pyx_obj_5_cdec_HypergraphEdge *p = (struct __pyx_obj_5_cdec_HypergraphEdge *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->trule);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -23074,7 +23086,9 @@ static PyObject *__pyx_tp_new_5_cdec_Metric(PyTypeObject *t, CYTHON_UNUSED PyObj
 
 static void __pyx_tp_dealloc_5_cdec_Metric(PyObject *o) {
   struct __pyx_obj_5_cdec_Metric *p = (struct __pyx_obj_5_cdec_Metric *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->scorer);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -23267,6 +23281,7 @@ static PyObject *__pyx_tp_new_5_cdec_Decoder(PyTypeObject *t, CYTHON_UNUSED PyOb
 
 static void __pyx_tp_dealloc_5_cdec_Decoder(PyObject *o) {
   struct __pyx_obj_5_cdec_Decoder *p = (struct __pyx_obj_5_cdec_Decoder *)o;
+  PyObject_GC_UnTrack(o);
   {
     PyObject *etype, *eval, *etb;
     PyErr_Fetch(&etype, &eval, &etb);
@@ -23277,6 +23292,7 @@ static void __pyx_tp_dealloc_5_cdec_Decoder(PyObject *o) {
     PyErr_Restore(etype, eval, etb);
   }
   Py_CLEAR(p->weights);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -23493,7 +23509,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct____iter__(PyTypeObject *
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct____iter__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct____iter__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct____iter__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -23684,7 +23702,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_1___iter__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_1___iter__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_1___iter__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_1___iter__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -23875,7 +23895,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_2__phrase(PyTypeObject *
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_2__phrase(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_2__phrase *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_2__phrase *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_phrase);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -24068,9 +24090,11 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_3_genexpr(PyTypeObject *
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_3_genexpr(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_3_genexpr *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_3_genexpr *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_w);
   Py_CLEAR(p->__pyx_t_0);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -24273,7 +24297,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_4___get__(PyTypeObject *
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_4___get__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_4___get__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_4___get__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -24464,7 +24490,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_5___str__(PyTypeObject *
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_5___str__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_5___str__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_5___str__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -24657,9 +24685,11 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_6_genexpr(PyTypeObject *
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_6_genexpr(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_6_genexpr *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_6_genexpr *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_feat);
   Py_CLEAR(p->__pyx_t_0);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -24863,8 +24893,10 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_7___iter__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_7___iter__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_7___iter__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_7___iter__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
   Py_CLEAR(p->__pyx_v_trule);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -25062,8 +25094,10 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_8_kbest(PyTypeObject *t,
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_8_kbest(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_8_kbest *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_8_kbest *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
   Py_CLEAR(p->__pyx_v_size);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -25263,10 +25297,12 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_9_kbest_trees(PyTypeObje
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_9_kbest_trees(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_9_kbest_trees *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_9_kbest_trees *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_e_tree);
   Py_CLEAR(p->__pyx_v_f_tree);
   Py_CLEAR(p->__pyx_v_self);
   Py_CLEAR(p->__pyx_v_size);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -25477,9 +25513,11 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_10_kbest_features(PyType
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_10_kbest_features(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_10_kbest_features *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_10_kbest_features *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_fmap);
   Py_CLEAR(p->__pyx_v_self);
   Py_CLEAR(p->__pyx_v_size);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -25682,7 +25720,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_11_sample(PyTypeObject *
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_11_sample(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_11_sample *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_11_sample *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -25873,7 +25913,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_12_sample_trees(PyTypeOb
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_12_sample_trees(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_12_sample_trees *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_12_sample_trees *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -26064,7 +26106,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_13___get__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_13___get__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_13___get__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_13___get__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -26255,7 +26299,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_14___get__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_14___get__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_14___get__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_14___get__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -26446,7 +26492,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_15___get__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_15___get__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_15___get__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_15___get__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -26637,7 +26685,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_16___get__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_16___get__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_16___get__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_16___get__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -26828,7 +26878,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_17___get__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_17___get__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_17___get__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_17___get__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -27019,7 +27071,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_18___iter__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_18___iter__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_18___iter__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_18___iter__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -27210,7 +27264,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_19_todot(PyTypeObject *t
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_19_todot(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_19_todot *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_19_todot *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -27407,6 +27463,7 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_20_lines(PyTypeObject *t
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_20_lines(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_20_lines *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_20_lines *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_delta);
   Py_CLEAR(p->__pyx_v_i);
@@ -27414,6 +27471,7 @@ static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_20_lines(PyObject *o) {
   Py_CLEAR(p->__pyx_v_weight);
   Py_CLEAR(p->__pyx_t_1);
   Py_CLEAR(p->__pyx_t_3);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -27642,9 +27700,11 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_21___iter__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_21___iter__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_21___iter__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_21___iter__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_i);
   Py_CLEAR(p->__pyx_v_self);
   Py_CLEAR(p->__pyx_t_1);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -27847,7 +27907,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_22___iter__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_22___iter__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_22___iter__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_22___iter__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_self);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -28044,6 +28106,7 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_23__make_config(PyTypeOb
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_23__make_config(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_23__make_config *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_23__make_config *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_config);
   Py_CLEAR(p->__pyx_v_info);
   Py_CLEAR(p->__pyx_v_key);
@@ -28051,6 +28114,7 @@ static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_23__make_config(PyObject
   Py_CLEAR(p->__pyx_v_value);
   Py_CLEAR(p->__pyx_t_0);
   Py_CLEAR(p->__pyx_t_1);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -28277,7 +28341,9 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_24___init__(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_24___init__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_24___init__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_24___init__ *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_v_config);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -28294,7 +28360,7 @@ static int __pyx_tp_clear_5_cdec___pyx_scope_struct_24___init__(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_24___init__ *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_24___init__ *)o;
   PyObject* tmp;
   tmp = ((PyObject*)p->__pyx_v_config);
-  p->__pyx_v_config = Py_None; Py_INCREF(Py_None);
+  p->__pyx_v_config = ((PyObject*)Py_None); Py_INCREF(Py_None);
   Py_XDECREF(tmp);
   return 0;
 }
@@ -28470,9 +28536,11 @@ static PyObject *__pyx_tp_new_5_cdec___pyx_scope_struct_25_genexpr(PyTypeObject
 
 static void __pyx_tp_dealloc_5_cdec___pyx_scope_struct_25_genexpr(PyObject *o) {
   struct __pyx_obj_5_cdec___pyx_scope_struct_25_genexpr *p = (struct __pyx_obj_5_cdec___pyx_scope_struct_25_genexpr *)o;
+  PyObject_GC_UnTrack(o);
   Py_CLEAR(p->__pyx_outer_scope);
   Py_CLEAR(p->__pyx_v_kv);
   Py_CLEAR(p->__pyx_t_0);
+  PyObject_GC_Track(o);
   (*Py_TYPE(o)->tp_free)(o);
 }
 
@@ -28670,7 +28738,11 @@ static PyMethodDef __pyx_methods[] = {
 
 #if PY_MAJOR_VERSION >= 3
 static struct PyModuleDef __pyx_moduledef = {
+  #if PY_VERSION_HEX < 0x03020000
+    { PyObject_HEAD_INIT(NULL) NULL, 0, NULL },
+  #else
     PyModuleDef_HEAD_INIT,
+  #endif
     __Pyx_NAMESTR("_cdec"),
     0, /* m_doc */
     -1, /* m_size */
@@ -28704,12 +28776,13 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_kp_s_33, __pyx_k_33, sizeof(__pyx_k_33), 0, 0, 1, 0},
   {&__pyx_kp_s_34, __pyx_k_34, sizeof(__pyx_k_34), 0, 0, 1, 0},
   {&__pyx_kp_s_37, __pyx_k_37, sizeof(__pyx_k_37), 0, 0, 1, 0},
-  {&__pyx_kp_s_38, __pyx_k_38, sizeof(__pyx_k_38), 0, 0, 1, 0},
+  {&__pyx_n_s_38, __pyx_k_38, sizeof(__pyx_k_38), 0, 0, 1, 1},
+  {&__pyx_kp_s_39, __pyx_k_39, sizeof(__pyx_k_39), 0, 0, 1, 0},
   {&__pyx_kp_s_4, __pyx_k_4, sizeof(__pyx_k_4), 0, 0, 1, 0},
-  {&__pyx_kp_s_40, __pyx_k_40, sizeof(__pyx_k_40), 0, 0, 1, 0},
-  {&__pyx_kp_s_42, __pyx_k_42, sizeof(__pyx_k_42), 0, 0, 1, 0},
-  {&__pyx_kp_s_44, __pyx_k_44, sizeof(__pyx_k_44), 0, 0, 1, 0},
+  {&__pyx_kp_s_41, __pyx_k_41, sizeof(__pyx_k_41), 0, 0, 1, 0},
+  {&__pyx_kp_s_43, __pyx_k_43, sizeof(__pyx_k_43), 0, 0, 1, 0},
   {&__pyx_kp_s_45, __pyx_k_45, sizeof(__pyx_k_45), 0, 0, 1, 0},
+  {&__pyx_kp_s_46, __pyx_k_46, sizeof(__pyx_k_46), 0, 0, 1, 0},
   {&__pyx_kp_s_47, __pyx_k_47, sizeof(__pyx_k_47), 0, 0, 1, 0},
   {&__pyx_kp_s_48, __pyx_k_48, sizeof(__pyx_k_48), 0, 0, 1, 0},
   {&__pyx_kp_s_49, __pyx_k_49, sizeof(__pyx_k_49), 0, 0, 1, 0},
@@ -28717,7 +28790,7 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s_53, __pyx_k_53, sizeof(__pyx_k_53), 0, 0, 1, 1},
   {&__pyx_n_s_54, __pyx_k_54, sizeof(__pyx_k_54), 0, 0, 1, 1},
   {&__pyx_kp_s_57, __pyx_k_57, sizeof(__pyx_k_57), 0, 0, 1, 0},
-  {&__pyx_kp_s_63, __pyx_k_63, sizeof(__pyx_k_63), 0, 0, 1, 0},
+  {&__pyx_kp_s_65, __pyx_k_65, sizeof(__pyx_k_65), 0, 0, 1, 0},
   {&__pyx_kp_s_7, __pyx_k_7, sizeof(__pyx_k_7), 0, 0, 1, 0},
   {&__pyx_kp_s_8, __pyx_k_8, sizeof(__pyx_k_8), 0, 0, 1, 0},
   {&__pyx_kp_s_9, __pyx_k_9, sizeof(__pyx_k_9), 0, 0, 1, 0},
@@ -28730,6 +28803,9 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s__KeyError, __pyx_k__KeyError, sizeof(__pyx_k__KeyError), 0, 0, 1, 1},
   {&__pyx_n_s__NotImplemented, __pyx_k__NotImplemented, sizeof(__pyx_k__NotImplemented), 0, 0, 1, 1},
   {&__pyx_n_s__ParseFailed, __pyx_k__ParseFailed, sizeof(__pyx_k__ParseFailed), 0, 0, 1, 1},
+  {&__pyx_n_s__QCRI, __pyx_k__QCRI, sizeof(__pyx_k__QCRI), 0, 0, 1, 1},
+  {&__pyx_n_s__QCRI_BLEU, __pyx_k__QCRI_BLEU, sizeof(__pyx_k__QCRI_BLEU), 0, 0, 1, 1},
+  {&__pyx_n_s__SSK, __pyx_k__SSK, sizeof(__pyx_k__SSK), 0, 0, 1, 1},
   {&__pyx_n_s__TER, __pyx_k__TER, sizeof(__pyx_k__TER), 0, 0, 1, 1},
   {&__pyx_n_s__TypeError, __pyx_k__TypeError, sizeof(__pyx_k__TypeError), 0, 0, 1, 1},
   {&__pyx_n_s__ValueError, __pyx_k__ValueError, sizeof(__pyx_k__ValueError), 0, 0, 1, 1},
@@ -28767,7 +28843,6 @@ static __Pyx_StringTabEntry __pyx_string_tab[] = {
   {&__pyx_n_s__format, __pyx_k__format, sizeof(__pyx_k__format), 0, 0, 1, 1},
   {&__pyx_n_s__fst, __pyx_k__fst, sizeof(__pyx_k__fst), 0, 0, 1, 1},
   {&__pyx_n_s__genexpr, __pyx_k__genexpr, sizeof(__pyx_k__genexpr), 0, 0, 1, 1},
-  {&__pyx_n_s__get, __pyx_k__get, sizeof(__pyx_k__get), 0, 0, 1, 1},
   {&__pyx_n_s__grammar, __pyx_k__grammar, sizeof(__pyx_k__grammar), 0, 0, 1, 1},
   {&__pyx_n_s__hyp, __pyx_k__hyp, sizeof(__pyx_k__hyp), 0, 0, 1, 1},
   {&__pyx_n_s__hypergraph, __pyx_k__hypergraph, sizeof(__pyx_k__hypergraph), 0, 0, 1, 1},
@@ -28842,207 +28917,139 @@ static int __Pyx_InitCachedConstants(void) {
  *     elif isinstance(data, str):
  *         ret = data
  */
-  __pyx_k_tuple_2 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_2)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_2 = PyTuple_Pack(1, ((PyObject *)__pyx_n_s__utf8)); if (unlikely(!__pyx_k_tuple_2)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_2);
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__utf8));
-  PyTuple_SET_ITEM(__pyx_k_tuple_2, 0, ((PyObject *)__pyx_n_s__utf8));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__utf8));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_2));
 
-  /* "/home/pauldb/workspace/cdec/python/src/vectors.pxi":95
+  /* "/usr0/home/cdyer/cdec-merge/python/src/vectors.pxi":95
  *         elif op == 3: # !=
  *             return not (x == y)
  *         raise NotImplemented('comparison not implemented for SparseVector')             # <<<<<<<<<<<<<<
  * 
  *     def __len__(self):
  */
-  __pyx_k_tuple_5 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 95; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_5 = PyTuple_Pack(1, ((PyObject *)__pyx_kp_s_4)); if (unlikely(!__pyx_k_tuple_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 95; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_5);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_4));
-  PyTuple_SET_ITEM(__pyx_k_tuple_5, 0, ((PyObject *)__pyx_kp_s_4));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_4));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_5));
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":6
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":6
  * 
  * def _phrase(phrase):
  *     return ' '.join(w.encode('utf8') if isinstance(w, unicode) else str(w) for w in phrase)             # <<<<<<<<<<<<<<
  * 
  * cdef class NT:
  */
-  __pyx_k_tuple_6 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_6)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 6; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_6 = PyTuple_Pack(1, ((PyObject *)__pyx_n_s__utf8)); if (unlikely(!__pyx_k_tuple_6)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 6; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_6);
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__utf8));
-  PyTuple_SET_ITEM(__pyx_k_tuple_6, 0, ((PyObject *)__pyx_n_s__utf8));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__utf8));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_6));
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":226
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":226
  *                 trule = convert_rule(trule)
  *             elif not isinstance(trule, TRule):
  *                 raise ValueError('the grammar should contain TRule objects')             # <<<<<<<<<<<<<<
  *             _g.AddRule((<TRule> trule).rule[0])
  */
-  __pyx_k_tuple_14 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_14)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 226; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_14 = PyTuple_Pack(1, ((PyObject *)__pyx_kp_s_13)); if (unlikely(!__pyx_k_tuple_14)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 226; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_14);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_13));
-  PyTuple_SET_ITEM(__pyx_k_tuple_14, 0, ((PyObject *)__pyx_kp_s_13));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_13));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_14));
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":244
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":244
  *         elif op == 3: # !=
  *             return not (x == y)
  *         raise NotImplemented('comparison not implemented for HypergraphEdge')             # <<<<<<<<<<<<<<
  * 
  * cdef class HypergraphNode:
  */
-  __pyx_k_tuple_19 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_19)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 244; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_19 = PyTuple_Pack(1, ((PyObject *)__pyx_kp_s_18)); if (unlikely(!__pyx_k_tuple_19)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 244; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_19);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_18));
-  PyTuple_SET_ITEM(__pyx_k_tuple_19, 0, ((PyObject *)__pyx_kp_s_18));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_18));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_19));
 
-  /* "/home/pauldb/workspace/cdec/python/src/hypergraph.pxi":281
+  /* "/usr0/home/cdyer/cdec-merge/python/src/hypergraph.pxi":281
  *         elif op == 3: # !=
  *             return not (x == y)
  *         raise NotImplemented('comparison not implemented for HypergraphNode')             # <<<<<<<<<<<<<<
  */
-  __pyx_k_tuple_21 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_21)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 281; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_21 = PyTuple_Pack(1, ((PyObject *)__pyx_kp_s_20)); if (unlikely(!__pyx_k_tuple_21)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 281; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_21);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_20));
-  PyTuple_SET_ITEM(__pyx_k_tuple_21, 0, ((PyObject *)__pyx_kp_s_20));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_20));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_21));
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":26
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":26
  *     def __getitem__(self, int index):
  *         if not 0 <= index < len(self):
  *             raise IndexError('lattice index out of range')             # <<<<<<<<<<<<<<
  *         arcs = []
  *         cdef vector[lattice.LatticeArc] arc_vector = self.lattice[0][index]
  */
-  __pyx_k_tuple_24 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_24)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 26; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_24 = PyTuple_Pack(1, ((PyObject *)__pyx_kp_s_23)); if (unlikely(!__pyx_k_tuple_24)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 26; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_24);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_23));
-  PyTuple_SET_ITEM(__pyx_k_tuple_24, 0, ((PyObject *)__pyx_kp_s_23));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_23));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_24));
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":39
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":39
  *     def __setitem__(self, int index, tuple arcs):
  *         if not 0 <= index < len(self):
  *             raise IndexError('lattice index out of range')             # <<<<<<<<<<<<<<
  *         cdef lattice.LatticeArc* arc
  *         for (label, cost, dist2next) in arcs:
  */
-  __pyx_k_tuple_25 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_25)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 39; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_25 = PyTuple_Pack(1, ((PyObject *)__pyx_kp_s_23)); if (unlikely(!__pyx_k_tuple_25)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 39; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_25);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_23));
-  PyTuple_SET_ITEM(__pyx_k_tuple_25, 0, ((PyObject *)__pyx_kp_s_23));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_23));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_25));
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":69
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":69
  *             for i in range(len(self)):
  *                 for label, weight, delta in self[i]:
  *                     yield '%d -> %d [label="%s"];' % (i, i+delta, label.replace('"', '\\"'))             # <<<<<<<<<<<<<<
  *             yield '%d [shape=doublecircle]' % len(self)
  *             yield '}'
  */
-  __pyx_k_tuple_32 = PyTuple_New(2); if (unlikely(!__pyx_k_tuple_32)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 69; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_32 = PyTuple_Pack(2, ((PyObject *)__pyx_kp_s_30), ((PyObject *)__pyx_kp_s_31)); if (unlikely(!__pyx_k_tuple_32)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 69; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_30));
-  PyTuple_SET_ITEM(__pyx_k_tuple_32, 0, ((PyObject *)__pyx_kp_s_30));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_30));
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-  PyTuple_SET_ITEM(__pyx_k_tuple_32, 1, ((PyObject *)__pyx_kp_s_31));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_31));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_32));
 
-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":63
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":63
  *     def todot(self):
  *         """lattice.todot() -> Representation of the lattice in GraphViz dot format."""
  *         def lines():             # <<<<<<<<<<<<<<
  *             yield 'digraph lattice {'
  *             yield 'rankdir = LR;'
  */
-  __pyx_k_tuple_35 = PyTuple_New(4); if (unlikely(!__pyx_k_tuple_35)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_35 = PyTuple_Pack(4, ((PyObject *)__pyx_n_s__i), ((PyObject *)__pyx_n_s__label), ((PyObject *)__pyx_n_s__weight), ((PyObject *)__pyx_n_s__delta)); if (unlikely(!__pyx_k_tuple_35)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 63; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __Pyx_INCREF(((PyObject *)__pyx_n_s__i));
-  PyTuple_SET_ITEM(__pyx_k_tuple_35, 0, ((PyObject *)__pyx_n_s__i));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__i));
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__label));
-  PyTuple_SET_ITEM(__pyx_k_tuple_35, 1, ((PyObject *)__pyx_n_s__label));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__label));
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__weight));
-  PyTuple_SET_ITEM(__pyx_k_tuple_35, 2, ((PyObject *)__pyx_n_s__weight));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__weight));
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__delta));
-  PyTuple_SET_ITEM(__pyx_k_tuple_35, 3, ((PyObject *)__pyx_n_s__delta));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__delta));
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-  /* "/home/pauldb/workspace/cdec/python/src/lattice.pxi":72
+  /* "/usr0/home/cdyer/cdec-merge/python/src/lattice.pxi":72
  *             yield '%d [shape=doublecircle]' % len(self)
  *             yield '}'
  *         return '\n'.join(lines()).encode('utf8')             # <<<<<<<<<<<<<<
  * 
  *     def as_hypergraph(self):
  */
-  __pyx_k_tuple_39 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_39)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_39);
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__utf8));
-  PyTuple_SET_ITEM(__pyx_k_tuple_39, 0, ((PyObject *)__pyx_n_s__utf8));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__utf8));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_39));
+  __pyx_k_tuple_40 = PyTuple_Pack(1, ((PyObject *)__pyx_n_s__utf8)); if (unlikely(!__pyx_k_tuple_40)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_40);
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_40));
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":50
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":50
  *     def __getitem__(self, int index):
  *         if not 0 <= index < len(self):
  *             raise IndexError('sufficient stats vector index out of range')             # <<<<<<<<<<<<<<
  *         return self.stats[0][index]
  * 
  */
-  __pyx_k_tuple_41 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_41)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 50; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_41);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_40));
-  PyTuple_SET_ITEM(__pyx_k_tuple_41, 0, ((PyObject *)__pyx_kp_s_40));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_40));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_41));
+  __pyx_k_tuple_42 = PyTuple_Pack(1, ((PyObject *)__pyx_kp_s_41)); if (unlikely(!__pyx_k_tuple_42)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 50; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_42);
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_42));
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":84
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":84
  *     def __getitem__(self,int k):
  *         if not 0 <= k < self.cs.size():
  *             raise IndexError('candidate set index out of range')             # <<<<<<<<<<<<<<
  *         cdef Candidate candidate = Candidate()
  *         candidate.candidate = &self.cs[0][k]
  */
-  __pyx_k_tuple_43 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_43)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 84; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_43);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_42));
-  PyTuple_SET_ITEM(__pyx_k_tuple_43, 0, ((PyObject *)__pyx_kp_s_42));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_42));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_43));
-
-  /* "_cdec.pyx":52
- *         Create a decoder using a given configuration. Formalism is required."""
- *         if config_str is None:
- *             formalism = config.get('formalism', None)             # <<<<<<<<<<<<<<
- *             if formalism not in ('scfg', 'fst', 'lextrans', 'pb',
- *                     'csplit', 'tagger', 'lexalign'):
- */
-  __pyx_k_tuple_46 = PyTuple_New(2); if (unlikely(!__pyx_k_tuple_46)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 52; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_46);
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__formalism));
-  PyTuple_SET_ITEM(__pyx_k_tuple_46, 0, ((PyObject *)__pyx_n_s__formalism));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__formalism));
-  __Pyx_INCREF(Py_None);
-  PyTuple_SET_ITEM(__pyx_k_tuple_46, 1, Py_None);
-  __Pyx_GIVEREF(Py_None);
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_46));
+  __pyx_k_tuple_44 = PyTuple_Pack(1, ((PyObject *)__pyx_kp_s_43)); if (unlikely(!__pyx_k_tuple_44)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 84; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_44);
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_44));
 
   /* "_cdec.pyx":93
  *         with open(weights) as fp:
@@ -29051,11 +29058,8 @@ static int __Pyx_InitCachedConstants(void) {
  *                 fname, value = line.split()
  *                 self.weights[fname.strip()] = float(value)
  */
-  __pyx_k_tuple_50 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_50)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 93; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_50 = PyTuple_Pack(1, ((PyObject *)__pyx_kp_s_49)); if (unlikely(!__pyx_k_tuple_50)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 93; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_50);
-  __Pyx_INCREF(((PyObject *)__pyx_kp_s_49));
-  PyTuple_SET_ITEM(__pyx_k_tuple_50, 0, ((PyObject *)__pyx_kp_s_49));
-  __Pyx_GIVEREF(((PyObject *)__pyx_kp_s_49));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_50));
 
   /* "_cdec.pyx":91
@@ -29065,79 +29069,74 @@ static int __Pyx_InitCachedConstants(void) {
  *             for line in fp:
  *                 if line.strip().startswith('#'): continue
  */
-  __pyx_k_tuple_51 = PyTuple_New(3); if (unlikely(!__pyx_k_tuple_51)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 91; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_51 = PyTuple_Pack(3, Py_None, Py_None, Py_None); if (unlikely(!__pyx_k_tuple_51)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 91; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_51);
-  __Pyx_INCREF(Py_None);
-  PyTuple_SET_ITEM(__pyx_k_tuple_51, 0, Py_None);
-  __Pyx_GIVEREF(Py_None);
-  __Pyx_INCREF(Py_None);
-  PyTuple_SET_ITEM(__pyx_k_tuple_51, 1, Py_None);
-  __Pyx_GIVEREF(Py_None);
-  __Pyx_INCREF(Py_None);
-  PyTuple_SET_ITEM(__pyx_k_tuple_51, 2, Py_None);
-  __Pyx_GIVEREF(Py_None);
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_51));
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":5
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":5
  * import cdec.sa._sa as _sa
  * 
  * def _phrase(phrase):             # <<<<<<<<<<<<<<
  *     return ' '.join(w.encode('utf8') if isinstance(w, unicode) else str(w) for w in phrase)
  * 
  */
-  __pyx_k_tuple_55 = PyTuple_New(3); if (unlikely(!__pyx_k_tuple_55)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_55 = PyTuple_Pack(3, ((PyObject *)__pyx_n_s__phrase), ((PyObject *)__pyx_n_s__genexpr), ((PyObject *)__pyx_n_s__genexpr)); if (unlikely(!__pyx_k_tuple_55)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_55);
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__phrase));
-  PyTuple_SET_ITEM(__pyx_k_tuple_55, 0, ((PyObject *)__pyx_n_s__phrase));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__phrase));
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__genexpr));
-  PyTuple_SET_ITEM(__pyx_k_tuple_55, 1, ((PyObject *)__pyx_n_s__genexpr));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__genexpr));
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__genexpr));
-  PyTuple_SET_ITEM(__pyx_k_tuple_55, 2, ((PyObject *)__pyx_n_s__genexpr));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__genexpr));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_55));
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-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":194
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":194
  *         return []
  * 
  * BLEU = Scorer('IBM_BLEU')             # <<<<<<<<<<<<<<
+ * QCRI = Scorer('QCRI_BLEU')
  * TER = Scorer('TER')
- * CER = Scorer('CER')
  */
-  __pyx_k_tuple_58 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_58)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 194; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_58 = PyTuple_Pack(1, ((PyObject *)__pyx_n_s__IBM_BLEU)); if (unlikely(!__pyx_k_tuple_58)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 194; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_58);
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__IBM_BLEU));
-  PyTuple_SET_ITEM(__pyx_k_tuple_58, 0, ((PyObject *)__pyx_n_s__IBM_BLEU));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__IBM_BLEU));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_58));
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":195
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":195
  * 
  * BLEU = Scorer('IBM_BLEU')
- * TER = Scorer('TER')             # <<<<<<<<<<<<<<
+ * QCRI = Scorer('QCRI_BLEU')             # <<<<<<<<<<<<<<
+ * TER = Scorer('TER')
  * CER = Scorer('CER')
  */
-  __pyx_k_tuple_59 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_59)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 195; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_59 = PyTuple_Pack(1, ((PyObject *)__pyx_n_s__QCRI_BLEU)); if (unlikely(!__pyx_k_tuple_59)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 195; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_59);
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__TER));
-  PyTuple_SET_ITEM(__pyx_k_tuple_59, 0, ((PyObject *)__pyx_n_s__TER));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__TER));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_59));
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":196
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":196
  * BLEU = Scorer('IBM_BLEU')
- * TER = Scorer('TER')
- * CER = Scorer('CER')             # <<<<<<<<<<<<<<
+ * QCRI = Scorer('QCRI_BLEU')
+ * TER = Scorer('TER')             # <<<<<<<<<<<<<<
+ * CER = Scorer('CER')
+ * SSK = Scorer('SSK')
  */
-  __pyx_k_tuple_60 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_60)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 196; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_60 = PyTuple_Pack(1, ((PyObject *)__pyx_n_s__TER)); if (unlikely(!__pyx_k_tuple_60)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 196; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_k_tuple_60);
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__CER));
-  PyTuple_SET_ITEM(__pyx_k_tuple_60, 0, ((PyObject *)__pyx_n_s__CER));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__CER));
   __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_60));
 
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":197
+ * QCRI = Scorer('QCRI_BLEU')
+ * TER = Scorer('TER')
+ * CER = Scorer('CER')             # <<<<<<<<<<<<<<
+ * SSK = Scorer('SSK')
+ */
+  __pyx_k_tuple_61 = PyTuple_Pack(1, ((PyObject *)__pyx_n_s__CER)); if (unlikely(!__pyx_k_tuple_61)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 197; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_61);
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_61));
+
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":198
+ * TER = Scorer('TER')
+ * CER = Scorer('CER')
+ * SSK = Scorer('SSK')             # <<<<<<<<<<<<<<
+ */
+  __pyx_k_tuple_62 = PyTuple_Pack(1, ((PyObject *)__pyx_n_s__SSK)); if (unlikely(!__pyx_k_tuple_62)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 198; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_62);
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_62));
+
   /* "_cdec.pyx":28
  * class ParseFailed(Exception): pass
  * 
@@ -29145,13 +29144,10 @@ static int __Pyx_InitCachedConstants(void) {
  *     """set_silent(bool): Configure the verbosity of cdec."""
  *     SetSilent(yn)
  */
-  __pyx_k_tuple_61 = PyTuple_New(1); if (unlikely(!__pyx_k_tuple_61)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 28; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_61);
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__yn));
-  PyTuple_SET_ITEM(__pyx_k_tuple_61, 0, ((PyObject *)__pyx_n_s__yn));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__yn));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_61));
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+  __pyx_k_tuple_63 = PyTuple_Pack(1, ((PyObject *)__pyx_n_s__yn)); if (unlikely(!__pyx_k_tuple_63)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 28; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_63);
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_63));
+  __pyx_k_codeobj_64 = (PyObject*)__Pyx_PyCode_New(1, 0, 1, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_k_tuple_63, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_65, __pyx_n_s__set_silent, 28, __pyx_empty_bytes); if (unlikely(!__pyx_k_codeobj_64)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 28; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 
   /* "_cdec.pyx":32
  *     SetSilent(yn)
@@ -29160,25 +29156,10 @@ static int __Pyx_InitCachedConstants(void) {
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  *         if isinstance(value, dict):
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-  __pyx_k_tuple_64 = PyTuple_New(5); if (unlikely(!__pyx_k_tuple_64)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __Pyx_GOTREF(__pyx_k_tuple_64);
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__config));
-  PyTuple_SET_ITEM(__pyx_k_tuple_64, 0, ((PyObject *)__pyx_n_s__config));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__config));
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__key));
-  PyTuple_SET_ITEM(__pyx_k_tuple_64, 1, ((PyObject *)__pyx_n_s__key));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__key));
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__value));
-  PyTuple_SET_ITEM(__pyx_k_tuple_64, 2, ((PyObject *)__pyx_n_s__value));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__value));
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__name));
-  PyTuple_SET_ITEM(__pyx_k_tuple_64, 3, ((PyObject *)__pyx_n_s__name));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__name));
-  __Pyx_INCREF(((PyObject *)__pyx_n_s__info));
-  PyTuple_SET_ITEM(__pyx_k_tuple_64, 4, ((PyObject *)__pyx_n_s__info));
-  __Pyx_GIVEREF(((PyObject *)__pyx_n_s__info));
-  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_64));
-  __pyx_k_codeobj_65 = (PyObject*)__Pyx_PyCode_New(1, 0, 5, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_k_tuple_64, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_63, __pyx_n_s___make_config, 32, __pyx_empty_bytes); if (unlikely(!__pyx_k_codeobj_65)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_k_tuple_66 = PyTuple_Pack(5, ((PyObject *)__pyx_n_s__config), ((PyObject *)__pyx_n_s__key), ((PyObject *)__pyx_n_s__value), ((PyObject *)__pyx_n_s__name), ((PyObject *)__pyx_n_s__info)); if (unlikely(!__pyx_k_tuple_66)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_k_tuple_66);
+  __Pyx_GIVEREF(((PyObject *)__pyx_k_tuple_66));
+  __pyx_k_codeobj_67 = (PyObject*)__Pyx_PyCode_New(1, 0, 5, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_k_tuple_66, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_65, __pyx_n_s___make_config, 32, __pyx_empty_bytes); if (unlikely(!__pyx_k_codeobj_67)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_RefNannyFinishContext();
   return 0;
   __pyx_L1_error:;
@@ -29244,6 +29225,14 @@ PyMODINIT_FUNC PyInit__cdec(void)
   __pyx_m = PyModule_Create(&__pyx_moduledef);
   #endif
   if (unlikely(!__pyx_m)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  #if PY_MAJOR_VERSION >= 3
+  {
+    PyObject *modules = PyImport_GetModuleDict(); if (unlikely(!modules)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    if (!PyDict_GetItemString(modules, "_cdec")) {
+      if (unlikely(PyDict_SetItemString(modules, "_cdec", __pyx_m) < 0)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    }
+  }
+  #endif
   __pyx_b = PyImport_AddModule(__Pyx_NAMESTR(__Pyx_BUILTIN_MODULE_NAME)); if (unlikely(!__pyx_b)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   #if CYTHON_COMPILING_IN_PYPY
   Py_INCREF(__pyx_b);
@@ -29491,7 +29480,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   Py_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   /*--- Execution code ---*/
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":3
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":3
  * cimport grammar
  * cimport cdec.sa._sa as _sa
  * import cdec.sa._sa as _sa             # <<<<<<<<<<<<<<
@@ -29509,7 +29498,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   if (PyObject_SetAttr(__pyx_m, __pyx_n_s___sa, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 3; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/grammar.pxi":5
+  /* "/usr0/home/cdyer/cdec-merge/python/src/grammar.pxi":5
  * import cdec.sa._sa as _sa
  * 
  * def _phrase(phrase):             # <<<<<<<<<<<<<<
@@ -29521,37 +29510,61 @@ PyMODINIT_FUNC PyInit__cdec(void)
   if (PyObject_SetAttr(__pyx_m, __pyx_n_s___phrase, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":194
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":194
  *         return []
  * 
  * BLEU = Scorer('IBM_BLEU')             # <<<<<<<<<<<<<<
+ * QCRI = Scorer('QCRI_BLEU')
  * TER = Scorer('TER')
- * CER = Scorer('CER')
  */
   __pyx_t_3 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_Scorer)), ((PyObject *)__pyx_k_tuple_58), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 194; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_3);
   if (PyObject_SetAttr(__pyx_m, __pyx_n_s__BLEU, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 194; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":195
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":195
  * 
  * BLEU = Scorer('IBM_BLEU')
- * TER = Scorer('TER')             # <<<<<<<<<<<<<<
+ * QCRI = Scorer('QCRI_BLEU')             # <<<<<<<<<<<<<<
+ * TER = Scorer('TER')
  * CER = Scorer('CER')
  */
   __pyx_t_3 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_Scorer)), ((PyObject *)__pyx_k_tuple_59), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 195; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_3);
-  if (PyObject_SetAttr(__pyx_m, __pyx_n_s__TER, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 195; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyObject_SetAttr(__pyx_m, __pyx_n_s__QCRI, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 195; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
-  /* "/home/pauldb/workspace/cdec/python/src/mteval.pxi":196
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":196
  * BLEU = Scorer('IBM_BLEU')
+ * QCRI = Scorer('QCRI_BLEU')
+ * TER = Scorer('TER')             # <<<<<<<<<<<<<<
+ * CER = Scorer('CER')
+ * SSK = Scorer('SSK')
+ */
+  __pyx_t_3 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_Scorer)), ((PyObject *)__pyx_k_tuple_60), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 196; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_t_3);
+  if (PyObject_SetAttr(__pyx_m, __pyx_n_s__TER, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 196; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
+
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":197
+ * QCRI = Scorer('QCRI_BLEU')
  * TER = Scorer('TER')
  * CER = Scorer('CER')             # <<<<<<<<<<<<<<
+ * SSK = Scorer('SSK')
  */
-  __pyx_t_3 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_Scorer)), ((PyObject *)__pyx_k_tuple_60), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 196; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_3 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_Scorer)), ((PyObject *)__pyx_k_tuple_61), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 197; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_GOTREF(__pyx_t_3);
+  if (PyObject_SetAttr(__pyx_m, __pyx_n_s__CER, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 197; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
+
+  /* "/usr0/home/cdyer/cdec-merge/python/src/mteval.pxi":198
+ * TER = Scorer('TER')
+ * CER = Scorer('CER')
+ * SSK = Scorer('SSK')             # <<<<<<<<<<<<<<
+ */
+  __pyx_t_3 = PyObject_Call(((PyObject *)((PyObject*)__pyx_ptype_5_cdec_Scorer)), ((PyObject *)__pyx_k_tuple_62), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 198; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_3);
-  if (PyObject_SetAttr(__pyx_m, __pyx_n_s__CER, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 196; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyObject_SetAttr(__pyx_m, __pyx_n_s__SSK, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[5]; __pyx_lineno = 198; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
 
   /* "_cdec.pyx":22
@@ -29586,7 +29599,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   __Pyx_INCREF(__pyx_builtin_Exception);
   PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_builtin_Exception);
   __Pyx_GIVEREF(__pyx_builtin_Exception);
-  __pyx_t_4 = __Pyx_CreateClass(((PyObject *)__pyx_t_2), ((PyObject *)__pyx_t_3), __pyx_n_s__InvalidConfig, __pyx_n_s___cdec); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 25; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_4 = __Pyx_CreateClass(((PyObject *)__pyx_t_2), ((PyObject *)__pyx_t_3), __pyx_n_s__InvalidConfig, __pyx_n_s__InvalidConfig, __pyx_n_s___cdec); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 25; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_4);
   __Pyx_DECREF(((PyObject *)__pyx_t_2)); __pyx_t_2 = 0;
   if (PyObject_SetAttr(__pyx_m, __pyx_n_s__InvalidConfig, __pyx_t_4) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 25; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
@@ -29607,7 +29620,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   __Pyx_INCREF(__pyx_builtin_Exception);
   PyTuple_SET_ITEM(__pyx_t_4, 0, __pyx_builtin_Exception);
   __Pyx_GIVEREF(__pyx_builtin_Exception);
-  __pyx_t_2 = __Pyx_CreateClass(((PyObject *)__pyx_t_4), ((PyObject *)__pyx_t_3), __pyx_n_s__ParseFailed, __pyx_n_s___cdec); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 26; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_2 = __Pyx_CreateClass(((PyObject *)__pyx_t_4), ((PyObject *)__pyx_t_3), __pyx_n_s__ParseFailed, __pyx_n_s__ParseFailed, __pyx_n_s___cdec); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 26; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_GOTREF(__pyx_t_2);
   __Pyx_DECREF(((PyObject *)__pyx_t_4)); __pyx_t_4 = 0;
   if (PyObject_SetAttr(__pyx_m, __pyx_n_s__ParseFailed, __pyx_t_2) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 26; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
@@ -29648,7 +29661,7 @@ PyMODINIT_FUNC PyInit__cdec(void)
   if (PyObject_SetAttr(__pyx_m, __pyx_n_s____test__, ((PyObject *)__pyx_t_3)) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
   __Pyx_DECREF(((PyObject *)__pyx_t_3)); __pyx_t_3 = 0;
 
-  /* "string.from_py":11
+  /* "string.from_py":12
  * 
  * @cname("__pyx_convert_string_from_py_")
  * cdef string __pyx_convert_string_from_py_(object o) except *:             # <<<<<<<<<<<<<<
@@ -30315,16 +30328,18 @@ static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb)
 #endif
 }
 
-static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level) {
-    PyObject *py_import = 0;
+static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
     PyObject *empty_list = 0;
     PyObject *module = 0;
     PyObject *global_dict = 0;
     PyObject *empty_dict = 0;
     PyObject *list;
+    #if PY_VERSION_HEX < 0x03030000
+    PyObject *py_import = 0;
     py_import = __Pyx_GetAttrString(__pyx_b, "__import__");
     if (!py_import)
         goto bad;
+    #endif
     if (from_list)
         list = from_list;
     else {
@@ -30344,13 +30359,17 @@ static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level) {
         #if PY_MAJOR_VERSION >= 3
         if (level == -1) {
             if (strchr(__Pyx_MODULE_NAME, '.')) {
-                /* try package relative import first */
+                #if PY_VERSION_HEX < 0x03030000
                 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);
+                #else
+                module = PyImport_ImportModuleLevelObject(
+                    name, global_dict, empty_dict, list, 1);
+                #endif
                 if (!module) {
                     if (!PyErr_ExceptionMatches(PyExc_ImportError))
                         goto bad;
@@ -30361,12 +30380,17 @@ static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level) {
         }
         #endif
         if (!module) {
+            #if PY_VERSION_HEX < 0x03030000
             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
+            module = PyImport_ImportModuleLevelObject(
+                name, global_dict, empty_dict, list, level);
+            #endif
         }
     }
     #else
@@ -30378,8 +30402,10 @@ static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level) {
         name, global_dict, empty_dict, list, NULL);
     #endif
 bad:
-    Py_XDECREF(empty_list);
+    #if PY_VERSION_HEX < 0x03030000
     Py_XDECREF(py_import);
+    #endif
+    Py_XDECREF(empty_list);
     Py_XDECREF(empty_dict);
     return module;
 }
@@ -30410,11 +30436,13 @@ static PyObject *__Pyx_FindPy2Metaclass(PyObject *bases) {
 }
 
 static PyObject *__Pyx_CreateClass(PyObject *bases, PyObject *dict, PyObject *name,
-                                   PyObject *modname) {
+                                   PyObject *qualname, PyObject *modname) {
     PyObject *result;
     PyObject *metaclass;
     if (PyDict_SetItemString(dict, "__module__", modname) < 0)
         return NULL;
+    if (PyDict_SetItemString(dict, "__qualname__", qualname) < 0)
+        return NULL;
     metaclass = PyDict_GetItemString(dict, "__metaclass__");
     if (metaclass) {
         Py_INCREF(metaclass);
@@ -30455,6 +30483,10 @@ static CYTHON_INLINE WordID __Pyx_PyInt_from_py_WordID(PyObject* x) {
         else
             return (WordID)__Pyx_PyInt_AsSignedLongLong(x);
     }  else {
+        #if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
+        PyErr_SetString(PyExc_RuntimeError,
+                        "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
+        #else
         WordID val;
         PyObject *v = __Pyx_PyNumber_Int(x);
         #if PY_VERSION_HEX < 0x03000000
@@ -30474,6 +30506,7 @@ static CYTHON_INLINE WordID __Pyx_PyInt_from_py_WordID(PyObject* x) {
             if (likely(!ret))
                 return val;
         }
+        #endif
         return (WordID)-1;
     }
 }
@@ -30529,16 +30562,19 @@ bad:
 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 (unlikely(op->func_doc == NULL)) {
+        if (op->func.m_ml->ml_doc) {
 #if PY_MAJOR_VERSION >= 3
-        op->func_doc = PyUnicode_FromString(op->func.m_ml->ml_doc);
+            op->func_doc = PyUnicode_FromString(op->func.m_ml->ml_doc);
 #else
-        op->func_doc = PyString_FromString(op->func.m_ml->ml_doc);
+            op->func_doc = PyString_FromString(op->func.m_ml->ml_doc);
 #endif
-    }
-    if (op->func_doc == 0) {
-        Py_INCREF(Py_None);
-        return Py_None;
+            if (unlikely(op->func_doc == NULL))
+                return NULL;
+        } else {
+            Py_INCREF(Py_None);
+            return Py_None;
+        }
     }
     Py_INCREF(op->func_doc);
     return op->func_doc;
@@ -30548,22 +30584,23 @@ __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);
+        value = Py_None; /* Mark as deleted */
+    Py_INCREF(value);
+    op->func_doc = value;
     Py_XDECREF(tmp);
     return 0;
 }
 static PyObject *
 __Pyx_CyFunction_get_name(__pyx_CyFunctionObject *op)
 {
-    if (op->func_name == NULL) {
+    if (unlikely(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
+        if (unlikely(op->func_name == NULL))
+            return NULL;
     }
     Py_INCREF(op->func_name);
     return op->func_name;
@@ -30573,9 +30610,9 @@ __Pyx_CyFunction_set_name(__pyx_CyFunctionObject *op, PyObject *value)
 {
     PyObject *tmp;
 #if PY_MAJOR_VERSION >= 3
-    if (value == NULL || !PyUnicode_Check(value)) {
+    if (unlikely(value == NULL || !PyUnicode_Check(value))) {
 #else
-    if (value == NULL || !PyString_Check(value)) {
+    if (unlikely(value == NULL || !PyString_Check(value))) {
 #endif
         PyErr_SetString(PyExc_TypeError,
                         "__name__ must be set to a string object");
@@ -30588,6 +30625,31 @@ __Pyx_CyFunction_set_name(__pyx_CyFunctionObject *op, PyObject *value)
     return 0;
 }
 static PyObject *
+__Pyx_CyFunction_get_qualname(__pyx_CyFunctionObject *op)
+{
+    Py_INCREF(op->func_qualname);
+    return op->func_qualname;
+}
+static int
+__Pyx_CyFunction_set_qualname(__pyx_CyFunctionObject *op, PyObject *value)
+{
+    PyObject *tmp;
+#if PY_MAJOR_VERSION >= 3
+    if (unlikely(value == NULL || !PyUnicode_Check(value))) {
+#else
+    if (unlikely(value == NULL || !PyString_Check(value))) {
+#endif
+        PyErr_SetString(PyExc_TypeError,
+                        "__qualname__ must be set to a string object");
+        return -1;
+    }
+    tmp = op->func_qualname;
+    Py_INCREF(value);
+    op->func_qualname = value;
+    Py_XDECREF(tmp);
+    return 0;
+}
+static PyObject *
 __Pyx_CyFunction_get_self(__pyx_CyFunctionObject *m, CYTHON_UNUSED void *closure)
 {
     PyObject *self;
@@ -30600,9 +30662,9 @@ __Pyx_CyFunction_get_self(__pyx_CyFunctionObject *m, CYTHON_UNUSED void *closure
 static PyObject *
 __Pyx_CyFunction_get_dict(__pyx_CyFunctionObject *op)
 {
-    if (op->func_dict == NULL) {
+    if (unlikely(op->func_dict == NULL)) {
         op->func_dict = PyDict_New();
-        if (op->func_dict == NULL)
+        if (unlikely(op->func_dict == NULL))
             return NULL;
     }
     Py_INCREF(op->func_dict);
@@ -30612,12 +30674,12 @@ static int
 __Pyx_CyFunction_set_dict(__pyx_CyFunctionObject *op, PyObject *value)
 {
     PyObject *tmp;
-    if (value == NULL) {
+    if (unlikely(value == NULL)) {
         PyErr_SetString(PyExc_TypeError,
                "function's dictionary may not be deleted");
         return -1;
     }
-    if (!PyDict_Check(value)) {
+    if (unlikely(!PyDict_Check(value))) {
         PyErr_SetString(PyExc_TypeError,
                "setting function's dictionary to a non-dict");
         return -1;
@@ -30657,7 +30719,7 @@ __Pyx_CyFunction_get_defaults(__pyx_CyFunctionObject *op)
     }
     if (op->defaults_getter) {
         PyObject *res = op->defaults_getter((PyObject *) op);
-        if (res) {
+        if (likely(res)) {
             Py_INCREF(res);
             op->defaults_tuple = res;
         }
@@ -30671,6 +30733,7 @@ static PyGetSetDef __pyx_CyFunction_getsets[] = {
     {(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 *) "__qualname__", (getter)__Pyx_CyFunction_get_qualname, (setter)__Pyx_CyFunction_set_qualname, 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},
@@ -30704,7 +30767,7 @@ 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,
+static PyObject *__Pyx_CyFunction_New(PyTypeObject *type, PyMethodDef *ml, int flags, PyObject* qualname,
                                       PyObject *closure, PyObject *module, PyObject* code) {
     __pyx_CyFunctionObject *op = PyObject_GC_New(__pyx_CyFunctionObject, type);
     if (op == NULL)
@@ -30719,6 +30782,8 @@ static PyObject *__Pyx_CyFunction_New(PyTypeObject *type, PyMethodDef *ml, int f
     op->func.m_module = module;
     op->func_dict = NULL;
     op->func_name = NULL;
+    Py_INCREF(qualname);
+    op->func_qualname = qualname;
     op->func_doc = NULL;
     op->func_classobj = NULL;
     Py_XINCREF(code);
@@ -30737,6 +30802,7 @@ __Pyx_CyFunction_clear(__pyx_CyFunctionObject *m)
     Py_CLEAR(m->func.m_module);
     Py_CLEAR(m->func_dict);
     Py_CLEAR(m->func_name);
+    Py_CLEAR(m->func_qualname);
     Py_CLEAR(m->func_doc);
     Py_CLEAR(m->func_code);
     Py_CLEAR(m->func_classobj);
@@ -30765,6 +30831,7 @@ static int __Pyx_CyFunction_traverse(__pyx_CyFunctionObject *m, visitproc visit,
     Py_VISIT(m->func.m_module);
     Py_VISIT(m->func_dict);
     Py_VISIT(m->func_name);
+    Py_VISIT(m->func_qualname);
     Py_VISIT(m->func_doc);
     Py_VISIT(m->func_code);
     Py_VISIT(m->func_classobj);
@@ -30797,13 +30864,12 @@ static PyObject *__Pyx_CyFunction_descr_get(PyObject *func, PyObject *obj, PyObj
 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);
+                                op->func_qualname, (void *)op);
 #else
     return PyString_FromFormat("<cyfunction %s at %p>",
-                               PyString_AsString(func_name), (void *)op);
+                               PyString_AsString(op->func_qualname), (void *)op);
 #endif
 }
 #if CYTHON_COMPILING_IN_PYPY
@@ -31936,6 +32002,10 @@ static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class
     PyObject *result = 0;
     PyObject *py_name = 0;
     char warning[200];
+    Py_ssize_t basicsize;
+#ifdef Py_LIMITED_API
+    PyObject *py_basicsize;
+#endif
     py_module = __Pyx_ImportModule(module_name);
     if (!py_module)
         goto bad;
@@ -31955,7 +32025,19 @@ static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class
             module_name, class_name);
         goto bad;
     }
-    if (!strict && (size_t)((PyTypeObject *)result)->tp_basicsize > size) {
+#ifndef Py_LIMITED_API
+    basicsize = ((PyTypeObject *)result)->tp_basicsize;
+#else
+    py_basicsize = PyObject_GetAttrString(result, "__basicsize__");
+    if (!py_basicsize)
+        goto bad;
+    basicsize = PyLong_AsSsize_t(py_basicsize);
+    Py_DECREF(py_basicsize);
+    py_basicsize = 0;
+    if (basicsize == (Py_ssize_t)-1 && PyErr_Occurred())
+        goto bad;
+#endif
+    if (!strict && (size_t)basicsize > size) {
         PyOS_snprintf(warning, sizeof(warning),
             "%s.%s size changed, may indicate binary incompatibility",
             module_name, class_name);
@@ -31965,7 +32047,7 @@ static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class
         if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
         #endif
     }
-    else if ((size_t)((PyTypeObject *)result)->tp_basicsize != size) {
+    else if ((size_t)basicsize != size) {
         PyErr_Format(PyExc_ValueError,
             "%s.%s has the wrong size, try recompiling",
             module_name, class_name);
@@ -32243,15 +32325,11 @@ static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
     return 0;
 }
 
-
-/* Type Conversion Functions */
-
 static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
    int is_true = x == Py_True;
    if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
    else return PyObject_IsTrue(x);
 }
-
 static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) {
   PyNumberMethods *m;
   const char *name = NULL;
@@ -32297,7 +32375,6 @@ static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) {
   }
   return res;
 }
-
 static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
   Py_ssize_t ival;
   PyObject* x = PyNumber_Index(b);
@@ -32306,7 +32383,6 @@ static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
   Py_DECREF(x);
   return ival;
 }
-
 static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
 #if PY_VERSION_HEX < 0x02050000
    if (ival <= LONG_MAX)
@@ -32320,7 +32396,6 @@ static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
    return PyInt_FromSize_t(ival);
 #endif
 }
-
 static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject* x) {
    unsigned PY_LONG_LONG val = __Pyx_PyInt_AsUnsignedLongLong(x);
    if (unlikely(val == (unsigned PY_LONG_LONG)-1 && PyErr_Occurred())) {
diff --git a/python/src/mteval.pxi b/python/src/mteval.pxi
index f3bec393..436a1e01 100644
--- a/python/src/mteval.pxi
+++ b/python/src/mteval.pxi
@@ -192,5 +192,7 @@ cdef class Metric:
         return []
 
 BLEU = Scorer('IBM_BLEU')
+QCRI = Scorer('QCRI_BLEU')
 TER = Scorer('TER')
 CER = Scorer('CER')
+SSK = Scorer('SSK')