assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:4057 IAO:0000115 A gallbladder sarcoma that is located_in the gallbladder that has_material_basis_in cells that normally develop into skeletal (voluntary) muscles. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007638""},{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007645""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://en.wikipedia.org/wiki/Rhabdomyosarcoma""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://gut.bmj.com/content/35/6/854""}]}"