(motive : Option Lean.Expr × Lean.Meta.Grind.NormalizePattern.State → Sort u_1) →
  (__discr : Option Lean.Expr × Lean.Meta.Grind.NormalizePattern.State) →
    ((p : Lean.Expr) → (s : Lean.Meta.Grind.NormalizePattern.State) → motive (some p, s)) →
      ((x : Option Lean.Expr × Lean.Meta.Grind.NormalizePattern.State) → motive x) → motive __discr