assertion  retraction  graph  subject    predicate    object                                                                                                         datatype    annotation
1          0           graph  DOID:4948  IAO:0000115  A gallbladder cancer that has_material_basis_in abnormally proliferating cells derives_from epithelial cells.  xsd:string  "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.mayoclinic.org/diseases-conditions/gallbladder-cancer/symptoms-causes/syc-20353370""}]}"