assertion  retraction  graph  subject    predicate            object                                    datatype    annotation
1          0           graph  DOID:7491  rdfs:label           vulvar proximal-type epithelioid sarcoma  xsd:string  
1          0           graph  DOID:7491  oio:inSubset         obo:doid#NCIthesaurus                     _IRI        
1          0           graph  DOID:7491  oio:id               DOID:7491                                 xsd:string  
1          0           graph  DOID:7491  oio:hasOBONamespace  disease_ontology                          xsd:string  
1          0           graph  DOID:7491  oio:hasDbXref        UMLS_CUI:C1520093                         xsd:string  
1          0           graph  DOID:7491  oio:hasDbXref        NCI:C40319                                xsd:string  
1          0           graph  DOID:7491  rdfs:subClassOf      DOID:7492                                 _IRI        
1          0           graph  DOID:7491  rdfs:subClassOf      DOID:2096                                 _IRI        
1          0           graph  DOID:7491  rdf:type             owl:Class                                 _IRI