assertion  retraction  graph  subject         predicate        object            datatype    annotation
1          0           graph  NCBITaxon:6684  rdfs:label       Dendrobranchiata  xsd:string  
1          0           graph  NCBITaxon:6684  rdfs:subClassOf  NCBITaxon:6683    _IRI        
1          0           graph  NCBITaxon:6684  rdf:type         owl:Class         _IRI