assertion retraction graph subject predicate object datatype annotation 1 0 graph ONTIE:0001600 ONTIE:0003259 taxon xsd:string 1 0 graph ONTIE:0001600 rdfs:label Porcine reproductive and respiratory syndrome virus HuN4 xsd:string 1 0 graph ONTIE:0001600 ncbi:has_rank NCBITaxon:subspecies _IRI 1 0 graph ONTIE:0001600 IAO:0000234 IEDB xsd:string 1 0 graph ONTIE:0001600 rdfs:subClassOf NCBITaxon:28344 _IRI 1 0 graph ONTIE:0001600 rdf:type owl:Class _IRI