assertion  retraction  graph  subject    predicate            object                                                                                                       datatype    annotation
1          0           graph  DOID:3093  oio:hasDbXref        NCI:C35562                                                                                                   xsd:string  
1          0           graph  DOID:3093  oio:hasExactSynonym  nervous system neoplasm                                                                                      @en         
1          0           graph  DOID:3093  oio:hasExactSynonym  neural neoplasm                                                                                              @en         
1          0           graph  DOID:3093  IAO:0000115          An organ system cancer located_in the nervous system that affects the central or peripheral nervous system.  xsd:string  "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007638""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://en.wikipedia.org/wiki/Nervous_system_disease""}]}"