assertion  retraction  graph  subject    predicate            object                        datatype    annotation
1          0           graph  DOID:7907  rdfs:label           mixed astrocytoma-ependymoma  xsd:string  
1          0           graph  DOID:7907  oio:inSubset         obo:doid#NCIthesaurus         _IRI        
1          0           graph  DOID:7907  oio:id               DOID:7907                     xsd:string  
1          0           graph  DOID:7907  oio:hasOBONamespace  disease_ontology              xsd:string  
1          0           graph  DOID:7907  oio:hasDbXref        UMLS_CUI:C0280791             xsd:string  
1          0           graph  DOID:7907  oio:hasDbXref        NCI:C8271                     xsd:string  
1          0           graph  DOID:7907  rdfs:subClassOf      DOID:5076                     _IRI        
1          0           graph  DOID:7907  rdf:type             owl:Class                     _IRI