assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:6759 IAO:0000115 A bone cancer and lymphoma by site that results_in lymphoma starting in the bone. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://lymphoma.about.com/od/nonhodgkinlymphoma/qt/bonelymphoma.htm""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://orthoinfo.aaos.org/en/diseases--conditions/primary-lymphoma-of-bone""}]}"