assertion  retraction  graph  subject    predicate            object                     datatype    annotation
1          0           graph  DOID:6167  rdfs:label           prostatic urethral cancer  xsd:string  
1          0           graph  DOID:6167  oio:inSubset         obo:doid#NCIthesaurus      _IRI        
1          0           graph  DOID:6167  oio:id               DOID:6167                  xsd:string  
1          0           graph  DOID:6167  oio:hasOBONamespace  disease_ontology           xsd:string  
1          0           graph  DOID:6167  oio:hasDbXref        UMLS_CUI:C1514523          xsd:string  
1          0           graph  DOID:6167  oio:hasDbXref        NCI:C39870                 xsd:string  
1          0           graph  DOID:6167  rdfs:subClassOf      DOID:736                   _IRI        
1          0           graph  DOID:6167  rdf:type             owl:Class                  _IRI