assertion  retraction  graph  subject    predicate    object                                                                        datatype    annotation
1          0           graph  DOID:5297  IAO:0000115  A rectum sarcoma that is a smooth muscle tumor and is located_in the rectum.  xsd:string  "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://coloncancer.about.com/od/typesofcancer/a/Leiomyosarcoma.htm""}]}"