Index: compile_rules_graph.py
==================================================================
--- compile_rules_graph.py
+++ compile_rules_graph.py
@@ -19,10 +19,11 @@
     s = s.replace("__also__", "bCondMemo")
     s = s.replace("__else__", "not bCondMemo")
     s = re.sub(r"(morph|analyse|value|displayInfo)[(]\\(\d+)", 'g_\\1(lToken[\\2+nTokenOffset]', s)
     s = re.sub(r"(select|exclude|define)[(][\\](\d+)", 'g_\\1(lToken[\\2+nTokenOffset]', s)
     s = re.sub(r"(tag_before|tag_after)[(][\\](\d+)", 'g_\\1(lToken[\\2+nTokenOffset], dTags', s)
+    s = re.sub(r"space[(][\\](\d+)", 'g_space_between_tokens(lToken[\\1+nTokenOffset], lToken[\\1+nTokenOffset+1]', s)
     s = re.sub(r"(switchGender|has(?:(?:Mas|Fem)Form)|Simil)[(]\\(\d+)", '\\1(lToken[\\2+nTokenOffset]["sValue"]', s)
     s = re.sub(r"(morph|analyse|value)\(>1", 'g_\\1(lToken[nLastToken+1]', s)                       # next token
     s = re.sub(r"(morph|analyse|value)\(<1", 'g_\\1(lToken[nTokenOffset]', s)                       # previous token
     s = re.sub(r"[\\](\d+)\.is(upper|lower|title)\(\)", 'lToken[\\1+nTokenOffset]["sValue"].is\\2()', s)
     s = re.sub(r"[\\](\d+)\.(startswith|endswith)\(", 'lToken[\\1+nTokenOffset]["sValue"].\\2(', s)

Index: gc_core/py/lang_core/gc_engine.py
==================================================================
--- gc_core/py/lang_core/gc_engine.py
+++ gc_core/py/lang_core/gc_engine.py
@@ -1058,10 +1058,19 @@
         return False
     if dToken["i"] < dTags[sTag][1]:
         return True
     return False
 
+
+def g_space_between_token (dToken1, dToken2, nMin, nMax=None):
+    nSpace = dToken2["nStart"] - dToken1["nEnd"]
+    if nSpace < nMin:
+        return False
+    if nMax is not None and nSpace > nMax:
+        return False
+    return True
+
 
 #### Disambiguator
 
 def g_select (dToken, sPattern, lDefault=None):
     "select morphologies for <dToken> according to <sPattern>, always return True"