assertion  retraction  graph  subject        predicate        object           datatype    annotation
1          0           graph  NCBITaxon:809  rdfs:label       Chlamydiaceae    xsd:string  
1          0           graph  NCBITaxon:809  rdfs:subClassOf  NCBITaxon:51291  _IRI        
1          0           graph  NCBITaxon:809  rdf:type         owl:Class        _IRI