{C : Type u} →
  [inst : CategoryTheory.Category.{v, u} C] →
    [inst_1 : HomotopicalAlgebra.ModelCategory C] →
      {X Y : C} →
        {f g : X ⟶ Y} →
          [HomotopicalAlgebra.IsCofibrant X] →
            HomotopicalAlgebra.LeftHomotopyRel f g →
              (Q : HomotopicalAlgebra.PathObject Y) → [Q.IsGood] → Q.RightHomotopy f g