assertion  retraction  graph  subject    predicate            object                                            datatype    annotation
1          0           graph  DOID:5926  rdfs:label           extrahepatic bile duct small cell adenocarcinoma  xsd:string  
1          0           graph  DOID:5926  oio:inSubset         obo:doid#NCIthesaurus                             _IRI        
1          0           graph  DOID:5926  oio:id               DOID:5926                                         xsd:string  
1          0           graph  DOID:5926  oio:hasOBONamespace  disease_ontology                                  xsd:string  
1          0           graph  DOID:5926  oio:hasExactSynonym  Oat cell extrahepatic bile duct carcinoma         @en         
1          0           graph  DOID:5926  oio:hasDbXref        UMLS_CUI:C1335979                                 xsd:string  
1          0           graph  DOID:5926  oio:hasDbXref        NCI:C5845                                         xsd:string  
1          0           graph  DOID:5926  rdfs:subClassOf      DOID:3495                                         _IRI        
1          0           graph  DOID:5926  rdf:type             owl:Class                                         _IRI