assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:0060082 IAO:0000115 A thoracic benign neoplasm that is characterized by lack of malignancy. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007637""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.cancer.org/cancer/breast-cancer/non-cancerous-breast-conditions.html""}]}"