{K : Type u_1} →
  {Γ : K → Type u_2} →
    {Λ : Type u_3} →
      {σ : Type u_4} →
        {motive : Turing.TM2.Cfg Γ Λ σ → Sort u} →
          ((l : Option Λ) → (var : σ) → (stk : (k : K) → List (Γ k)) → motive { l := l, var := var, stk := stk }) →
            (t : Turing.TM2.Cfg Γ Λ σ) → motive t