assertion  retraction  graph  subject             predicate        object              datatype    annotation
1          0           graph  obo:UBERON_0010039  rdfs:label       food storage organ  xsd:string  
1          0           graph  obo:UBERON_0010039  oio:id           UBERON:0010039      xsd:string  
1          0           graph  obo:UBERON_0010039  rdfs:subClassOf  obo:UBERON_0013765  _IRI        
1          0           graph  obo:UBERON_0010039  rdf:type         owl:Class           _IRI