assertion  retraction  graph  subject    predicate            object                   datatype    annotation
1          0           graph  DOID:5509  rdfs:label           childhood ependymoma     xsd:string  
1          0           graph  DOID:5509  oio:inSubset         obo:doid#NCIthesaurus    _IRI        
1          0           graph  DOID:5509  oio:inSubset         obo:doid#DO_cancer_slim  _IRI        
1          0           graph  DOID:5509  oio:id               DOID:5509                xsd:string  
1          0           graph  DOID:5509  oio:hasOBONamespace  disease_ontology         xsd:string  
1          0           graph  DOID:5509  oio:hasDbXref        NCI:C8578                xsd:string  
1          0           graph  DOID:5509  rdfs:subClassOf      DOID:5074                _IRI        
1          0           graph  DOID:5509  rdf:type             owl:Class                _IRI