assertion  retraction  graph  subject    predicate            object                     datatype    annotation
1          0           graph  DOID:7807  oio:hasExactSynonym  necrotic Choroid melanoma  @en         
1          0           graph  DOID:7807  rdfs:subClassOf      DOID:7808                  _IRI        
1          0           graph  DOID:7807  oio:hasDbXref        NCI:C6865                  xsd:string  
1          0           graph  DOID:7807  rdf:type             owl:Class                  _IRI        
1          0           graph  DOID:7807  oio:id               DOID:7807                  xsd:string  
1          0           graph  DOID:7807  oio:hasOBONamespace  disease_ontology           xsd:string  
1          0           graph  DOID:7807  rdfs:subClassOf      DOID:12759                 _IRI        
1          0           graph  DOID:7807  oio:hasDbXref        UMLS_CUI:C1333026          xsd:string  
1          0           graph  DOID:7807  oio:inSubset         obo:doid#NCIthesaurus      _IRI        
1          0           graph  DOID:7807  rdfs:label           choroid necrotic melanoma  xsd:string