assertion  retraction  graph  subject          predicate        object                datatype    annotation
1          0           graph  NCBITaxon:89593  rdfs:label       Craniata <chordates>  xsd:string  
1          0           graph  NCBITaxon:89593  rdfs:subClassOf  NCBITaxon:7711        _IRI        
1          0           graph  NCBITaxon:89593  rdf:type         owl:Class             _IRI