assertion  retraction  graph  subject         predicate        object          datatype    annotation
1          0           graph  NCBITaxon:8015  rdfs:label       Salmonidae      xsd:string  
1          0           graph  NCBITaxon:8015  rdfs:subClassOf  NCBITaxon:8006  _IRI        
1          0           graph  NCBITaxon:8015  rdf:type         owl:Class       _IRI