assertion  retraction  graph  subject    predicate            object                               datatype    annotation
1          0           graph  DOID:6451  rdfs:subClassOf      DOID:2133                            _IRI        
1          0           graph  DOID:6451  rdfs:subClassOf      DOID:3355                            _IRI        
1          0           graph  DOID:6451  oio:hasDbXref        UMLS_CUI:C1332879                    xsd:string  
1          0           graph  DOID:6451  rdfs:label           central nervous system fibrosarcoma  xsd:string  
1          0           graph  DOID:6451  oio:hasOBONamespace  disease_ontology                     xsd:string  
1          0           graph  DOID:6451  oio:hasDbXref        NCI:C5465                            xsd:string  
1          0           graph  DOID:6451  oio:inSubset         obo:doid#NCIthesaurus                _IRI        
1          0           graph  DOID:6451  oio:hasExactSynonym  Fibrosarcoma of the CNS              @en         
1          0           graph  DOID:6451  rdf:type             owl:Class                            _IRI        
1          0           graph  DOID:6451  oio:id               DOID:6451                            xsd:string