assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:3173 IAO:0000115 A fallopian tube benign neoplasm that has_material_basis_in the serosa and is characterized by exophytic growth. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007637""},{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007638""},{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007641""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://en.wikipedia.org/wiki/Papilloma""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.cancer.gov/publications/dictionaries/cancer-terms/search?contains=true&q=serous""}]}"