assertion  retraction  graph  subject    predicate            object                                     datatype    annotation
1          0           graph  DOID:6197  rdfs:label           conventional malignant hemangiopericytoma  xsd:string  
1          0           graph  DOID:6197  oio:inSubset         obo:doid#NCIthesaurus                      _IRI        
1          0           graph  DOID:6197  oio:id               DOID:6197                                  xsd:string  
1          0           graph  DOID:6197  oio:hasOBONamespace  disease_ontology                           xsd:string  
1          0           graph  DOID:6197  oio:hasDbXref        UMLS_CUI:C1333158                          xsd:string  
1          0           graph  DOID:6197  oio:hasDbXref        NCI:C9425                                  xsd:string  
1          0           graph  DOID:6197  rdfs:subClassOf      DOID:264                                   _IRI        
1          0           graph  DOID:6197  rdf:type             owl:Class                                  _IRI