assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:6458 IAO:0000115 A cerebellum cancer that is characterized by consistent neuronal, variable astrocytic and focal lipomatous differentiation. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://pubmed.ncbi.nlm.nih.gov/33964714/""}]}"