Added concepts with the same key handling

parsers/ExactConceptParser.py

@@ -32,14 +32,16 @@ class ExactConceptParser(BaseParser):
 
         recognized = False
         for combination in self.combinations(words):
-            concept_key = " ".join(combination)
 
-            # Very important question to think about later
-            # Must we return a new instance or the existing one
-            # That will depend on the context
-            # Let's return a new one for now and see if it works
-            concept = sheerka.new(concept_key)
-            if not sheerka.isinstance(concept, BuiltinConcepts.UNKNOWN_CONCEPT):
+            concept_key = " ".join(combination)
+            result = sheerka.new(concept_key)
+
+            if sheerka.isinstance(result, BuiltinConcepts.UNKNOWN_CONCEPT):
+                continue
+
+            concepts = result.body if sheerka.isinstance(result, BuiltinConcepts.ENUMERATION) else [result]
+
+            for concept in concepts:
                 # update the properties if needed
                 for i, token in enumerate(combination):
                     if token.startswith(Concept.PROPERTY_PREFIX):