The judgment of appeal arbitration si composes of two phases, the first termination, finalized to the assessment of any nullity of the praise, per errors in proceeding as well as for non -compliance Of the rules of right in the limits provided by the art. 829 7 cod. proc. civ., and which is it concludes with the cancellation of the itself, e the second termination, that FA followed to the cancellation e in the course of which only the judge ordinary proceeds to the reconstruction of the fact on the base of the tests deduced and in any case in the limits of the petitum and of the causae petendi deduct front to referees, with the consequence that not are permitted nor new questions compared to those proposals to referees, nor censors different from typical identified by art. 829