assertion  retraction  graph  subject             predicate        object          datatype    annotation
1          0           graph  obo:UBERON_0001062  rdfs:label       anatomy         xsd:string  
1          0           graph  obo:UBERON_0001062  oio:id           UBERON:0001062  xsd:string  
1          0           graph  obo:UBERON_0001062  rdfs:subClassOf  owl:Thing       _IRI        
1          0           graph  obo:UBERON_0001062  rdf:type         owl:Class       _IRI