assertion  retraction  graph  subject    predicate            object                     datatype    annotation
1          0           graph  DOID:2071  rdfs:label           vulvar squamous papilloma  xsd:string  
1          0           graph  DOID:2071  oio:inSubset         obo:doid#NCIthesaurus      _IRI        
1          0           graph  DOID:2071  oio:id               DOID:2071                  xsd:string  
1          0           graph  DOID:2071  oio:hasOBONamespace  disease_ontology           xsd:string  
1          0           graph  DOID:2071  oio:hasDbXref        UMLS_CUI:C1336982          xsd:string  
1          0           graph  DOID:2071  oio:hasDbXref        NCI:C6376                  xsd:string  
1          0           graph  DOID:2071  rdfs:subClassOf      DOID:2072                  _IRI        
1          0           graph  DOID:2071  rdf:type             owl:Class                  _IRI