assertion  retraction  graph  subject            predicate        object           datatype    annotation
1          0           graph  NCBITaxon:1437183  rdfs:label       Mesangiospermae  xsd:string  
1          0           graph  NCBITaxon:1437183  rdfs:subClassOf  NCBITaxon:3398   _IRI        
1          0           graph  NCBITaxon:1437183  rdf:type         owl:Class        _IRI