@prefix rdf: . @prefix owl: . _:vb643121 rdf:type owl:Class ; owl:unionOf _:vb643123 . @prefix pwdr: . @prefix ns3: . _:vb643121 pwdr:describedby ns3:suffixName . @prefix bibo: . _:vb643122 rdf:first bibo:Document ; rdf:rest rdf:nil ; pwdr:describedby ns3:suffixName . _:vb643123 rdf:first bibo:Collection ; rdf:rest _:vb643122 ; pwdr:describedby ns3:suffixName .