{motive : Turing.PartrecToTM2.Λ' → Sort u} →
  (t : Turing.PartrecToTM2.Λ') →
    ((t : Turing.PartrecToTM2.Λ') → Turing.PartrecToTM2.Λ'.below t → motive t) →
      motive t ×' Turing.PartrecToTM2.Λ'.below t