∀ {C : Type u₁} [inst : CategoryTheory.Category.{v₁, u₁} C] {J : Type u₂} [inst_1 : CategoryTheory.Category.{v₂, u₂} J]
  (F : CategoryTheory.Functor Jᵒᵖ Cᵒᵖ) {c : CategoryTheory.Limits.Cone F}
  (hc : CategoryTheory.Limits.IsColimit (CategoryTheory.Limits.coconeUnopOfCone c)) (s : CategoryTheory.Limits.Cone F),
  (CategoryTheory.Limits.isLimitOfCoconeUnopOfCone F hc).lift s =
    (hc.desc (CategoryTheory.Limits.coconeUnopOfCone s)).op