{J : Type u₁} →
  [inst : CategoryTheory.Category.{v₁, u₁} J] →
    {C : Type u₃} →
      [inst_1 : CategoryTheory.Category.{v₃, u₃} C] →
        {F : CategoryTheory.Functor J C} →
          {t : CategoryTheory.Limits.Cocone F} →
            CategoryTheory.Limits.IsColimit t → {W : C} → (t.pt ⟶ W) ≃ (F ⟶ (CategoryTheory.Functor.const J).obj W)