assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:4295 IAO:0000115 A basal cell carcinoma that is characterized by follicular differentiation. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://link.springer.com/chapter/10.1007/978-3-319-45704-8_57""}]}"