assertion  retraction  graph  subject    predicate            object                       datatype    annotation
1          0           graph  DOID:5922  rdfs:label           adult brainstem astrocytoma  xsd:string  
1          0           graph  DOID:5922  oio:inSubset         obo:doid#NCIthesaurus        _IRI        
1          0           graph  DOID:5922  oio:id               DOID:5922                    xsd:string  
1          0           graph  DOID:5922  oio:hasOBONamespace  disease_ontology             xsd:string  
1          0           graph  DOID:5922  oio:hasDbXref        UMLS_CUI:C1332191            xsd:string  
1          0           graph  DOID:5922  oio:hasDbXref        NCI:C6954                    xsd:string  
1          0           graph  DOID:5922  rdfs:subClassOf      DOID:4813                    _IRI        
1          0           graph  DOID:5922  rdf:type             owl:Class                    _IRI