assertion  retraction  graph  subject    predicate    object                                               datatype    annotation
1          0           graph  DOID:5282  IAO:0000115  A prostate sarcoma that is located_in the prostate.  xsd:string  "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007645""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www3.interscience.wiley.com/journal/112677325/abstract""}]}"