(motive : Option Lean.Grind.CommRing.SimpResult → Sort u_1) →
  (x : Option Lean.Grind.CommRing.SimpResult) →
    ((r : Lean.Grind.CommRing.SimpResult) → motive (some r)) →
      ((x : Option Lean.Grind.CommRing.SimpResult) → motive x) → motive x