assertion  retraction  graph  subject    predicate    object                                   datatype    annotation
1          0           graph  DOID:5102  IAO:0000115  An ear cancer located_in the inner ear.  xsd:string  "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&version=20.01d&ns=ncit&code=C39784&key=1800983797&b=1&n=null""}]}"