assertion retraction graph subject predicate object datatype annotation 1 0 graph NCBITaxon:12080 rdfs:label Human poliovirus 1 xsd:string 1 0 graph NCBITaxon:12080 rdfs:subClassOf OBI:0100026 _IRI 1 0 graph NCBITaxon:12080 rdf:type owl:Class _IRI