assertion  retraction  graph  subject    predicate            object                           datatype    annotation
1          0           graph  DOID:6334  rdfs:label           anterior optic tract meningioma  xsd:string  
1          0           graph  DOID:6334  oio:inSubset         obo:doid#NCIthesaurus            _IRI        
1          0           graph  DOID:6334  oio:id               DOID:6334                        xsd:string  
1          0           graph  DOID:6334  oio:hasOBONamespace  disease_ontology                 xsd:string  
1          0           graph  DOID:6334  oio:hasDbXref        UMLS_CUI:C1332308                xsd:string  
1          0           graph  DOID:6334  oio:hasDbXref        NCI:C7538                        xsd:string  
1          0           graph  DOID:6334  rdfs:subClassOf      DOID:3565                        _IRI        
1          0           graph  DOID:6334  rdfs:subClassOf      DOID:3419                        _IRI        
1          0           graph  DOID:6334  rdf:type             owl:Class                        _IRI