assertion  retraction  graph  subject    predicate            object                                                 datatype    annotation
1          0           graph  DOID:5469  rdfs:label           biliary tract intraductal papillary mucinous neoplasm  xsd:string  
1          0           graph  DOID:5469  oio:inSubset         obo:doid#NCIthesaurus                                  _IRI        
1          0           graph  DOID:5469  oio:id               DOID:5469                                              xsd:string  
1          0           graph  DOID:5469  oio:hasOBONamespace  disease_ontology                                       xsd:string  
1          0           graph  DOID:5469  oio:hasDbXref        NCI:C37215                                             xsd:string  
1          0           graph  DOID:5469  rdfs:subClassOf      DOID:0050625                                           _IRI        
1          0           graph  DOID:5469  rdf:type             owl:Class                                              _IRI