assertion  retraction  graph  subject    predicate            object                                         datatype    annotation
1          0           graph  DOID:3499  rdfs:label           gallbladder signet ring cell adenocarcinoma    xsd:string  
1          0           graph  DOID:3499  oio:inSubset         obo:doid#NCIthesaurus                          _IRI        
1          0           graph  DOID:3499  oio:id               DOID:3499                                      xsd:string  
1          0           graph  DOID:3499  oio:hasOBONamespace  disease_ontology                               xsd:string  
1          0           graph  DOID:3499  oio:hasExactSynonym  Signet Ring cell carcinoma of the gallbladder  @en         
1          0           graph  DOID:3499  oio:hasDbXref        UMLS_CUI:C1333758                              xsd:string  
1          0           graph  DOID:3499  oio:hasDbXref        NCI:C5745                                      xsd:string  
1          0           graph  DOID:3499  rdfs:subClassOf      DOID:3500                                      _IRI        
1          0           graph  DOID:3499  rdf:type             owl:Class                                      _IRI