{Γ : Type u_1} →
  [inst : Inhabited Γ] →
    (motive : List Γ → Turing.ListBlank Γ → Sort u_2) →
      (x : List Γ) →
        (x_1 : Turing.ListBlank Γ) →
          ((L : Turing.ListBlank Γ) → motive [] L) →
            ((a : Γ) → (l : List Γ) → (L : Turing.ListBlank Γ) → motive (a :: l) L) → motive x x_1