{C : Type u} →
  [inst : CategoryTheory.Category.{v, u} C] →
    {W X Y Z : C} →
      [inst_1 : CategoryTheory.Limits.HasBinaryCoproduct W X] →
        [inst_2 : CategoryTheory.Limits.HasBinaryCoproduct Y Z] → (W ⟶ Y) → (X ⟶ Z) → (W ⨿ X ⟶ Y ⨿ Z)