assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:0060085 IAO:0000115 A benign neoplasm that is classified by the organ system from which it is arising from. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007636""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&version=14.07d&code=C367""}]}"