assertion  retraction  graph  subject             predicate        object              datatype    annotation
1          0           graph  obo:UBERON_0000074  rdfs:label       renal glomerulus    xsd:string  
1          0           graph  obo:UBERON_0000074  oio:id           UBERON:0000074      xsd:string  
1          0           graph  obo:UBERON_0000074  rdfs:subClassOf  obo:UBERON_0004120  _IRI        
1          0           graph  obo:UBERON_0000074  rdfs:subClassOf  obo:UBERON_0000064  _IRI        
1          0           graph  obo:UBERON_0000074  rdf:type         owl:Class           _IRI