assertion  retraction  graph  subject         predicate        object        datatype    annotation
1          0           graph  NCBITaxon:9606  rdfs:label       Homo sapiens  xsd:string  
1          0           graph  NCBITaxon:9606  rdfs:subClassOf  OBI:0100026   _IRI        
1          0           graph  NCBITaxon:9606  rdf:type         owl:Class     _IRI