assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:4159 IAO:0000115 An integumentary system cancer located_in the skin that is the uncontrolled growth of abnormal skin cells. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://medlineplus.gov/skincancer.html""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.genome.gov/Genetic-Disorders/Skin-Cancer""}]}"