∀ {α : Type u_1} {β : Sort u_3} (motive : Option α → β → (α → β) → Sort u_2) (y : β) (x : α → β)
  (h_1 : (x : α) → (x_1 : β) → (f : α → β) → motive (some x) x_1 f) (h_2 : (y : β) → (x : α → β) → motive none y x),
  (match none, y, x with
    | some x, x_1, f => h_1 x x_1 f
    | none, y, x => h_2 y x) =
    h_2 y x