assertion  retraction  graph  subject          predicate        object              datatype    annotation
1          0           graph  NCBITaxon:28116  rdfs:label       Bacteroides ovatus  xsd:string  
1          0           graph  NCBITaxon:28116  rdfs:subClassOf  OBI:0100026         _IRI        
1          0           graph  NCBITaxon:28116  rdf:type         owl:Class           _IRI