assertion  retraction  graph  subject    predicate            object                             datatype    annotation
1          0           graph  DOID:1751  oio:hasOBONamespace  disease_ontology                   xsd:string  
1          0           graph  DOID:1751  oio:hasDbXref        SNOMEDCT_US_2023_03_01:255004001   xsd:string  
1          0           graph  DOID:1751  oio:hasExactSynonym  malignant melanoma of conjunctiva  @en         
1          0           graph  DOID:1751  rdfs:label           malignant conjunctival melanoma    xsd:string  
1          0           graph  DOID:1751  oio:hasDbXref        NCI:C4550                          xsd:string  
1          0           graph  DOID:1751  oio:inSubset         obo:doid#DO_cancer_slim            _IRI        
1          0           graph  DOID:1751  oio:hasDbXref        UMLS_CUI:C0346360                  xsd:string  
1          0           graph  DOID:1751  rdfs:subClassOf      DOID:5467                          _IRI        
1          0           graph  DOID:1751  oio:id               DOID:1751                          xsd:string  
1          0           graph  DOID:1751  oio:hasExactSynonym  Conjunctival melanoma              @en         
1          0           graph  DOID:1751  rdf:type             owl:Class                          _IRI        
1          0           graph  DOID:1751  oio:inSubset         obo:doid#NCIthesaurus              _IRI