assertion  retraction  graph  subject    predicate            object                 datatype    annotation
1          0           graph  DOID:7675  rdfs:label           testicular fibroma     xsd:string  
1          0           graph  DOID:7675  oio:inSubset         obo:doid#NCIthesaurus  _IRI        
1          0           graph  DOID:7675  oio:id               DOID:7675              xsd:string  
1          0           graph  DOID:7675  oio:hasOBONamespace  disease_ontology       xsd:string  
1          0           graph  DOID:7675  oio:hasDbXref        UMLS_CUI:C1515282      xsd:string  
1          0           graph  DOID:7675  oio:hasDbXref        NCI:C39951             xsd:string  
1          0           graph  DOID:7675  rdfs:subClassOf      DOID:0060087           _IRI        
1          0           graph  DOID:7675  rdf:type             owl:Class              _IRI