assertion  retraction  graph  subject        predicate        object              datatype    annotation
1          0           graph  NCBITaxon:543  rdfs:label       Enterobacteriaceae  xsd:string  
1          0           graph  NCBITaxon:543  rdfs:subClassOf  NCBITaxon:91347     _IRI        
1          0           graph  NCBITaxon:543  rdf:type         owl:Class           _IRI