(motive : Option Mathlib.Tactic.Translate.TranslationInfo → Sort u_1) →
  (x : Option Mathlib.Tactic.Translate.TranslationInfo) →
    ((info : Mathlib.Tactic.Translate.TranslationInfo) → motive (some info)) →
      ((x : Option Mathlib.Tactic.Translate.TranslationInfo) → motive x) → motive x