assertion retraction graph subject predicate object datatype annotation 1 0 graph NCBITaxon:114727 rdfs:label H1N1 subtype xsd:string 1 0 graph NCBITaxon:114727 rdfs:subClassOf OBI:0100026 _IRI 1 0 graph NCBITaxon:114727 rdf:type owl:Class _IRI