assertion  retraction  graph  subject          predicate        object       datatype    annotation
1          0           graph  NCBITaxon:10239  rdfs:label       Viruses      xsd:string  
1          0           graph  NCBITaxon:10239  rdfs:subClassOf  OBI:0100026  _IRI        
1          0           graph  NCBITaxon:10239  rdf:type         owl:Class    _IRI