assertion  retraction  graph  subject    predicate            object                                     datatype    annotation
1          0           graph  DOID:7088  rdfs:label           columnar cell variant papillary carcinoma  xsd:string  
1          0           graph  DOID:7088  oio:inSubset         obo:doid#NCIthesaurus                      _IRI        
1          0           graph  DOID:7088  oio:id               DOID:7088                                  xsd:string  
1          0           graph  DOID:7088  oio:hasOBONamespace  disease_ontology                           xsd:string  
1          0           graph  DOID:7088  oio:hasDbXref        UMLS_CUI:C1333120                          xsd:string  
1          0           graph  DOID:7088  oio:hasDbXref        NCI:C35830                                 xsd:string  
1          0           graph  DOID:7088  rdfs:subClassOf      DOID:3969                                  _IRI        
1          0           graph  DOID:7088  rdf:type             owl:Class                                  _IRI