@prefix rdf: . @prefix owl: . _:vb911727 rdf:type owl:Restriction ; owl:allValuesFrom _:vb911728 . @prefix dcterms: . _:vb911727 owl:onProperty dcterms:hasPart . @prefix pwdr: . @prefix ns4: . _:vb911727 pwdr:describedby ns4:abstract . _:vb911728 rdf:type owl:Class ; owl:unionOf _:vb911730 ; pwdr:describedby ns4:abstract . @prefix bibo: . _:vb911729 rdf:first bibo:Document ; rdf:rest rdf:nil ; pwdr:describedby ns4:abstract . _:vb911730 rdf:first bibo:Collection ; rdf:rest _:vb911729 ; pwdr:describedby ns4:abstract .