assertion retraction graph subject predicate object datatype annotation 1 0 graph NCBITaxon:1891714 rdfs:label Betapolyomavirus xsd:string 1 0 graph NCBITaxon:1891714 rdfs:subClassOf NCBITaxon:151341 _IRI 1 0 graph NCBITaxon:1891714 rdf:type owl:Class _IRI