Why this query doens't return any result with jena and with protege does?? PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> PREFIX owl: <http://www.w3.org/2002/07/owl#> SELECT ?equivalentClass WHERE { ?equivalentClass owl:equivalentClass ?Class . ?Class rdfs:label "champinhons" }
<owl:Class rdf:about="#Champinhon"> <rdfs:subClassOf rdf:resource="#Plant"/> <owl:equivalentClass rdf:resource="#Mushroom"/> <rdfs:label rdf:datatype="http://www.w3.org/2001/XMLSchema#string ">champinhons</rdfs:label> <rdfs:label rdf:datatype="http://www.w3.org/2001/XMLSchema#string ">champinhon</rdfs:label> </owl:Class> <owl:Class rdf:ID="Cogumelo"> <rdfs:subClassOf> <owl:Class rdf:ID="Planta"/> </rdfs:subClassOf> <owl:equivalentClass> <owl:Class rdf:ID="Champinhon"/> </owl:equivalentClass> <rdfs:label rdf:datatype="http://www.w3.org/2001/XMLSchema#string ">cogumelo</rdfs:label> </owl:Class>
