assertion  retraction  graph  subject    predicate            object                                                              datatype    annotation
1          0           graph  DOID:4682  rdfs:label           extrahepatic bile duct carcinoma                                    xsd:string  
1          0           graph  DOID:4682  rdf:type             owl:Class                                                           _IRI        
1          0           graph  DOID:4682  oio:hasDbXref        NCI:C3860                                                           xsd:string  
1          0           graph  DOID:4682  oio:hasExactSynonym  extrahepatic bile duct cancer                                       @en         
1          0           graph  DOID:4682  oio:inSubset         obo:doid#NCIthesaurus                                               _IRI        
1          0           graph  DOID:4682  oio:hasDbXref        UMLS_CUI:C0238019                                                   xsd:string  
1          0           graph  DOID:4682  rdfs:subClassOf      DOID:4947                                                           _IRI        
1          0           graph  DOID:4682  oio:hasDbXref        SNOMEDCT_US_2023_03_01:372101000                                    xsd:string  
1          0           graph  DOID:4682  oio:id               DOID:4682                                                           xsd:string  
1          0           graph  DOID:4682  oio:hasOBONamespace  disease_ontology                                                    xsd:string  
1          0           graph  DOID:4682  oio:hasExactSynonym  carcinoma of extrahepatic bile duct                                 @en         
1          0           graph  DOID:4682  IAO:0000115          A cholangiocarcinoma that arises from the extrahepatic bile ducts.  xsd:string  "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.cancer.gov/publications/dictionaries/cancer-terms/def/extrahepatic-bile-duct-cancer""}]}"