assertion  retraction  graph  subject    predicate            object                                   datatype    annotation
1          0           graph  DOID:4153  oio:hasDbXref        NCI:C5156                                xsd:string  
1          0           graph  DOID:4153  oio:hasOBONamespace  disease_ontology                         xsd:string  
1          0           graph  DOID:4153  oio:inSubset         obo:doid#NCIthesaurus                    _IRI        
1          0           graph  DOID:4153  rdfs:subClassOf      DOID:3302                                _IRI        
1          0           graph  DOID:4153  rdfs:subClassOf      DOID:0060564                             _IRI        
1          0           graph  DOID:4153  rdfs:label           spinal chordoma                          xsd:string  
1          0           graph  DOID:4153  oio:hasExactSynonym  Chordoma of Spine                        @en         
1          0           graph  DOID:4153  oio:id               DOID:4153                                xsd:string  
1          0           graph  DOID:4153  rdf:type             owl:Class                                _IRI        
1          0           graph  DOID:4153  IAO:0000115          A chordoma that derives_from the spine.  xsd:string  "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007637""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www.hopkinsmedicine.org/neurology_neurosurgery/conditions_main/chordoma.html""}]}"