assertion  retraction  graph  subject    predicate            object                     datatype    annotation
1          0           graph  DOID:9300  rdfs:label           neurofibroma of the heart  xsd:string  
1          0           graph  DOID:9300  oio:inSubset         obo:doid#NCIthesaurus      _IRI        
1          0           graph  DOID:9300  oio:id               DOID:9300                  xsd:string  
1          0           graph  DOID:9300  oio:hasOBONamespace  disease_ontology           xsd:string  
1          0           graph  DOID:9300  oio:hasExactSynonym  Neurofibroma of Heart      @en         
1          0           graph  DOID:9300  oio:hasDbXref        UMLS_CUI:C1096349          xsd:string  
1          0           graph  DOID:9300  oio:hasDbXref        NCI:C5359                  xsd:string  
1          0           graph  DOID:9300  rdfs:subClassOf      DOID:962                   _IRI        
1          0           graph  DOID:9300  rdf:type             owl:Class                  _IRI