Conflict of jurisdiction between an arbitral tribunal and a state court. Impossibility of dismissing enforcement proceedings based on an extrajudicial enforcement instrument containing an arbitration clause on grounds of external prejudicial dependency in relation to the arbitration proceedings. The recognition of jurisdiction by one of the courts "results in the consolidation of the claims or the stay of one of them, never dismissal." Stay or suspension of the enforcement proceedings ordered until the conclusion of the arbitration proceedings by the arbitral tribunal: