assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:3603 IAO:0000115 A cystadenocarcinoma that derives_from epithelial cells originating in glandular tissue, with a capsulated structure and mucus-producing cells. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.thehealthboard.com/what-is-a-mucinous-cystadenocarcinoma.htm""}]}"