(motive : Option (Lean.Expr × Lean.Expr × Lean.Expr × Lean.Expr) → Sort u_1) →
  (__do_lift : Option (Lean.Expr × Lean.Expr × Lean.Expr × Lean.Expr)) →
    ((fst fst_1 fst_2 rhs : Lean.Expr) → motive (some (fst, fst_1, fst_2, rhs))) →
      ((x : Option (Lean.Expr × Lean.Expr × Lean.Expr × Lean.Expr)) → motive x) → motive __do_lift