assertion  retraction  graph  subject       predicate            object                                                                                    datatype    annotation
1          0           graph  DOID:0080641  IAO:0000115          A tongue cancer that derives_from epithelial cells that cover the surface of the tongue.  xsd:string  "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007636""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&version=20.02d&ns=ncit&code=C4824&key=1996231099&b=1&n=null""}]}"
1          0           graph  DOID:0080641  rdfs:label           tongue carcinoma                                                                          xsd:string  
1          0           graph  DOID:0080641  oio:id               DOID:0080641                                                                              xsd:string  
1          0           graph  DOID:0080641  oio:hasOBONamespace  disease_ontology                                                                          xsd:string  
1          0           graph  DOID:0080641  rdfs:subClassOf      DOID:8649                                                                                 _IRI        
1          0           graph  DOID:0080641  rdfs:subClassOf      DOID:305                                                                                  _IRI        
1          0           graph  DOID:0080641  rdf:type             owl:Class                                                                                 _IRI