assertion  retraction  graph  subject    predicate            object                                 datatype    annotation
1          0           graph  DOID:5923  rdfs:label           distal biliary tract carcinoma         xsd:string  
1          0           graph  DOID:5923  oio:inSubset         obo:doid#NCIthesaurus                  _IRI        
1          0           graph  DOID:5923  oio:id               DOID:5923                              xsd:string  
1          0           graph  DOID:5923  oio:hasOBONamespace  disease_ontology                       xsd:string  
1          0           graph  DOID:5923  oio:hasExactSynonym  carcinoma of the Distal biliary tract  @en         
1          0           graph  DOID:5923  oio:hasDbXref        UMLS_CUI:C1333308                      xsd:string  
1          0           graph  DOID:5923  oio:hasDbXref        NCI:C7109                              xsd:string  
1          0           graph  DOID:5923  rdfs:subClassOf      DOID:4897                              _IRI        
1          0           graph  DOID:5923  rdf:type             owl:Class                              _IRI