assertion  retraction  graph  subject    predicate            object                                                         datatype    annotation
1          0           graph  DOID:7971  rdfs:label           microcystic variant infiltrating bladder urothelial carcinoma  xsd:string  
1          0           graph  DOID:7971  oio:inSubset         obo:doid#NCIthesaurus                                          _IRI        
1          0           graph  DOID:7971  oio:id               DOID:7971                                                      xsd:string  
1          0           graph  DOID:7971  oio:hasOBONamespace  disease_ontology                                               xsd:string  
1          0           graph  DOID:7971  oio:hasDbXref        UMLS_CUI:C1512740                                              xsd:string  
1          0           graph  DOID:7971  oio:hasDbXref        NCI:C39820                                                     xsd:string  
1          0           graph  DOID:7971  rdfs:subClassOf      DOID:6477                                                      _IRI        
1          0           graph  DOID:7971  rdf:type             owl:Class                                                      _IRI