@prefix rdf: . @prefix owl: . _:vb602940 rdf:type owl:Class ; owl:unionOf _:vb602942 . @prefix pwdr: . @prefix ns3: . _:vb602940 pwdr:describedby ns3:prefixName . @prefix bibo: . _:vb602941 rdf:first bibo:Document ; rdf:rest rdf:nil ; pwdr:describedby ns3:prefixName . _:vb602942 rdf:first bibo:Collection ; rdf:rest _:vb602941 ; pwdr:describedby ns3:prefixName .