assertion  retraction  graph  subject    predicate            object                                         datatype    annotation
1          0           graph  DOID:4151  IAO:0000115          A chordoma that is located_in the skull base.  xsd:string  "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.urmc.rochester.edu/encyclopedia/content.aspx?ContentTypeID=134&ContentID=85""}]}"
1          0           graph  DOID:4151  rdfs:label           skull base chordoma                            xsd:string  
1          0           graph  DOID:4151  rdf:type             owl:Class                                      _IRI        
1          0           graph  DOID:4151  oio:hasDbXref        NCI:C5453                                      xsd:string  
1          0           graph  DOID:4151  oio:hasExactSynonym  Chordoma of the Skull Base                     @en         
1          0           graph  DOID:4151  oio:hasDbXref        UMLS_CUI:C1335975                              xsd:string  
1          0           graph  DOID:4151  oio:hasOBONamespace  disease_ontology                               xsd:string  
1          0           graph  DOID:4151  oio:inSubset         obo:doid#NCIthesaurus                          _IRI        
1          0           graph  DOID:4151  rdfs:subClassOf      DOID:3302                                      _IRI        
1          0           graph  DOID:4151  oio:id               DOID:4151                                      xsd:string