assertion  retraction  graph  subject    predicate            object                                   datatype    annotation
1          0           graph  DOID:6996  rdfs:subClassOf      DOID:6992                                _IRI        
1          0           graph  DOID:6996  oio:id               DOID:6996                                xsd:string  
1          0           graph  DOID:6996  rdfs:label           intermediate cell type choroid melanoma  xsd:string  
1          0           graph  DOID:6996  oio:hasDbXref        NCI:C6100                                xsd:string  
1          0           graph  DOID:6996  oio:inSubset         obo:doid#NCIthesaurus                    _IRI        
1          0           graph  DOID:6996  oio:hasExactSynonym  mixed cell melanoma of Choroid           @en         
1          0           graph  DOID:6996  rdfs:subClassOf      DOID:6438                                _IRI        
1          0           graph  DOID:6996  oio:hasDbXref        UMLS_CUI:C1334208                        xsd:string  
1          0           graph  DOID:6996  rdf:type             owl:Class                                _IRI        
1          0           graph  DOID:6996  oio:hasOBONamespace  disease_ontology                         xsd:string