assertion retraction graph subject predicate object datatype annotation 1 0 graph NCBITaxon:194440 rdfs:label Primate T-lymphotropic virus 1 xsd:string 1 0 graph NCBITaxon:194440 rdfs:subClassOf NCBITaxon:153136 _IRI 1 0 graph NCBITaxon:194440 rdf:type owl:Class _IRI