assertion  retraction  graph  subject          predicate        object                 datatype    annotation
1          0           graph  NCBITaxon:11901  rdfs:label       Bovine leukemia virus  xsd:string  
1          0           graph  NCBITaxon:11901  rdfs:subClassOf  OBI:0100026            _IRI        
1          0           graph  NCBITaxon:11901  rdf:type         owl:Class              _IRI