assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:0050939 IAO:0000115 A uterine corpus cancer that is derives_from the inner lining of the uterus. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5165063/""}]}"