assertion  retraction  graph  subject    predicate            object                   datatype    annotation
1          0           graph  DOID:7428  rdfs:label           pineal region germinoma  xsd:string  
1          0           graph  DOID:7428  oio:inSubset         obo:doid#NCIthesaurus    _IRI        
1          0           graph  DOID:7428  oio:id               DOID:7428                xsd:string  
1          0           graph  DOID:7428  oio:hasOBONamespace  disease_ontology         xsd:string  
1          0           graph  DOID:7428  oio:hasDbXref        UMLS_CUI:C0854912        xsd:string  
1          0           graph  DOID:7428  oio:hasDbXref        NCI:C8712                xsd:string  
1          0           graph  DOID:7428  rdfs:subClassOf      DOID:1660                _IRI        
1          0           graph  DOID:7428  rdf:type             owl:Class                _IRI