assertion retraction graph subject predicate object datatype annotation 1 0 graph NCBITaxon:5061 rdfs:label Aspergillus niger xsd:string 1 0 graph NCBITaxon:5061 rdfs:subClassOf OBI:0100026 _IRI 1 0 graph NCBITaxon:5061 rdf:type owl:Class _IRI