assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:0050387 IAO:0000115 A hereditary renal cell carcinoma that has_material_basis_in a loss of 3p13-pter sequences. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.ncbi.nlm.nih.gov/pubmed/2921777""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.ncbi.nlm.nih.gov/pubmed/8415591""}]}"