assertion  retraction  graph  subject             predicate        object                                              datatype    annotation
1          0           graph  obo:UBERON_0004904  rdfs:label       neuron projection bundle connecting eye with brain  xsd:string  
1          0           graph  obo:UBERON_0004904  oio:id           UBERON:0004904                                      xsd:string  
1          0           graph  obo:UBERON_0004904  rdfs:subClassOf  obo:UBERON_0000122                                  _IRI        
1          0           graph  obo:UBERON_0004904  rdf:type         owl:Class                                           _IRI