assertion  retraction  graph  subject    predicate            object                                                                                  datatype    annotation
1          0           graph  DOID:4504  oio:inSubset         obo:doid#NCIthesaurus                                                                   _IRI        
1          0           graph  DOID:4504  oio:hasOBONamespace  disease_ontology                                                                        xsd:string  
1          0           graph  DOID:4504  rdf:type             owl:Class                                                                               _IRI        
1          0           graph  DOID:4504  rdfs:label           central nervous system angiosarcoma                                                     xsd:string  
1          0           graph  DOID:4504  oio:hasDbXref        NCI:C5450                                                                               xsd:string  
1          0           graph  DOID:4504  oio:hasDbXref        UMLS_CUI:C1332875                                                                       xsd:string  
1          0           graph  DOID:4504  oio:id               DOID:4504                                                                               xsd:string  
1          0           graph  DOID:4504  oio:hasExactSynonym  hemangiosarcoma of the CNS                                                              @en         
1          0           graph  DOID:4504  rdfs:subClassOf      DOID:2133                                                                               _IRI        
1          0           graph  DOID:4504  IAO:0000115          A central nervous system sarcoma that is located_in the inner lining of blood vessels.  xsd:string  "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007645""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://thejns.org/doi/abs/10.3171/jns.1991.75.1.0073""}]}"