assertion  retraction  graph  subject    predicate            object                            datatype    annotation
1          0           graph  DOID:7267  rdfs:label           lung clear cell carcinoma         xsd:string  
1          0           graph  DOID:7267  oio:id               DOID:7267                         xsd:string  
1          0           graph  DOID:7267  oio:hasOBONamespace  disease_ontology                  xsd:string  
1          0           graph  DOID:7267  oio:hasDbXref        UMLS_CUI:C0345959                 xsd:string  
1          0           graph  DOID:7267  oio:hasDbXref        SNOMEDCT_US_2023_03_01:254630009  xsd:string  
1          0           graph  DOID:7267  rdfs:subClassOf      DOID:3905                         _IRI        
1          0           graph  DOID:7267  rdf:type             owl:Class                         _IRI