assertion retraction graph subject predicate object datatype annotation 1 0 graph NCBITaxon:85708 rdfs:label Porcine circovirus 2 xsd:string 1 0 graph NCBITaxon:85708 rdfs:subClassOf OBI:0100026 _IRI 1 0 graph NCBITaxon:85708 rdf:type owl:Class _IRI