assertion  retraction  graph  subject          predicate        object                   datatype    annotation
1          0           graph  NCBITaxon:37325  rdfs:label       Muscovy duck parvovirus  xsd:string  
1          0           graph  NCBITaxon:37325  rdfs:subClassOf  OBI:0100026              _IRI        
1          0           graph  NCBITaxon:37325  rdf:type         owl:Class                _IRI