assertion  retraction  graph  subject    predicate            object                                       datatype    annotation
1          0           graph  DOID:5022  rdfs:label           aflatoxins-related hepatocellular carcinoma  xsd:string  
1          0           graph  DOID:5022  oio:inSubset         obo:doid#NCIthesaurus                        _IRI        
1          0           graph  DOID:5022  oio:id               DOID:5022                                    xsd:string  
1          0           graph  DOID:5022  oio:hasOBONamespace  disease_ontology                             xsd:string  
1          0           graph  DOID:5022  oio:hasDbXref        UMLS_CUI:C1332222                            xsd:string  
1          0           graph  DOID:5022  oio:hasDbXref        NCI:C27922                                   xsd:string  
1          0           graph  DOID:5022  rdfs:subClassOf      DOID:684                                     _IRI        
1          0           graph  DOID:5022  rdf:type             owl:Class                                    _IRI