Concept validation must be requested

src/parsers/ConceptLexerParser.py

@@ -944,6 +944,7 @@ class ConceptLexerParser(BaseParser):
             if _underlying.parsing_expression.rule_name:
                 value = _get_underlying_value(_underlying)
                 _add_prop(_concept, _underlying.parsing_expression.rule_name, value)
+                _concept.metadata.need_validation = True
 
             if isinstance(_underlying, NonTerminalNode):
                 for child in _underlying.children:

src/parsers/ExactConceptParser.py

@@ -41,21 +41,22 @@ class ExactConceptParser(BaseParser):
         for combination in self.combinations(words):
 
             concept_key = " ".join(combination)
-            result = sheerka.new(concept_key)
+            result = sheerka.new(concept_key)  # use new(), not get() because we need a new instance
 
             if sheerka.isinstance(result, BuiltinConcepts.UNKNOWN_CONCEPT):
                 continue
 
-            # concepts = result.body if sheerka.isinstance(result, BuiltinConcepts.ENUMERATION) else [result]
             concepts = result if isinstance(result, list) else [result]
 
             for concept in concepts:
                 context.log(f"Recognized concept {concept}.", self.name)
                 # update the properties if needed
+                need_validation = False
                 for i, token in enumerate(combination):
                     if token.startswith(VARIABLE_PREFIX):
                         index = int(token[len(VARIABLE_PREFIX):])
                         concept.def_prop_by_index(index, words[i])
+                        concept.metadata.need_validation = True
                         if self.verbose_log.isEnabledFor(logging.DEBUG):
                             prop_name = list(concept.props.keys())[index]
                             context.log(