assertion  retraction  graph  subject   predicate            object                  datatype    annotation
1          0           graph  DOID:738  rdfs:label           female urethral cancer  xsd:string  
1          0           graph  DOID:738  oio:inSubset         obo:doid#NCIthesaurus   _IRI        
1          0           graph  DOID:738  oio:id               DOID:738                xsd:string  
1          0           graph  DOID:738  oio:hasOBONamespace  disease_ontology        xsd:string  
1          0           graph  DOID:738  oio:hasDbXref        UMLS_CUI:C1517154       xsd:string  
1          0           graph  DOID:738  oio:hasDbXref        NCI:C39866              xsd:string  
1          0           graph  DOID:738  rdfs:subClassOf      DOID:734                _IRI        
1          0           graph  DOID:738  rdf:type             owl:Class               _IRI