(C : Type u_1) →
  (D : Type u_2) →
    [inst : CategoryTheory.Category.{v_1, u_1} C] →
      [inst_1 : CategoryTheory.Category.{v_2, u_2} D] →
        [CategoryTheory.Preadditive C] →
          [CategoryTheory.Preadditive D] → CategoryTheory.ObjectProperty (CategoryTheory.Functor C D)