@prefix rdf: . @prefix ns1: . @prefix ns2: . ns1:mappingbased-objects-uncleaned rdf:type ns2:Artifact . @prefix ns3: . ns1:mappingbased-objects-uncleaned ns2:account ns3:dbpedia . @prefix ns4: . ns1:mappingbased-objects-uncleaned ns2:group ns4:mappings .