assertion  retraction  graph  subject    predicate            object                         datatype    annotation
1          0           graph  DOID:3351  rdfs:label           bone angioendothelial sarcoma  xsd:string  
1          0           graph  DOID:3351  oio:inSubset         obo:doid#NCIthesaurus          _IRI        
1          0           graph  DOID:3351  oio:id               DOID:3351                      xsd:string  
1          0           graph  DOID:3351  oio:hasOBONamespace  disease_ontology               xsd:string  
1          0           graph  DOID:3351  oio:hasExactSynonym  osseous hemangiosarcoma        @en         
1          0           graph  DOID:3351  oio:hasDbXref        UMLS_CUI:C1332574              xsd:string  
1          0           graph  DOID:3351  oio:hasDbXref        NCI:C6479                      xsd:string  
1          0           graph  DOID:3351  rdfs:subClassOf      DOID:0080639                   _IRI        
1          0           graph  DOID:3351  rdf:type             owl:Class                      _IRI