assertion  retraction  graph  subject    predicate    object                                                                    datatype    annotation
1          0           graph  DOID:4524  IAO:0000115  An angiosarcoma and sarcoma of prostate 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://informahealthcare.com/doi/abs/10.3109/00313029009063790?journalCode=pat""}]}"