Definition Inv5 (s : StGlobal) :=
  match s with
  | ((st, _), ((sc, y), (_, z))) =>
      st = Near -> sc = Sc3 -> eq_Ck y (plus_Ck z kc1)
  end.

(* Specifications: *)
Lemma lema_Inv5 : ForAll TrGlobal SiniTCG Inv5.