In a suit, a claim for relief made by the plaintiff against the defendant involves an investigation directed to the determination of (i) the plaintiff's right to relief; (ii) the corresponding liability of the defendant, including, whether the defendant is, at all, liable or not; and (iii) the extent of the defendant's liability, if any. The working out of such liability with a view to give relief is generally regarded as the function or an execution proceeding. Determination No. (iii) referred to above, that is to say, the extent of the defendant's liability may sometimes be left over for determination in execution proceedings. But that is not the case with the determinations under heads (i) and (ii). They are normally regarded as the functions of a suit and not an execution proceeding. Since a proceeding under section 33(C)(2) is in the nature of an execution proceeding it should follow that an investigation of the nature of determinations (i) and (ii) above is, normally, outside its scope. It is true that in a proceeding under section 33(C)(2), as in an execution proceeding, it may be necessary to determine the identity of the person by whom or against whom the claim is made if there is a challenge on that score. But that is merely 'Incidental' To call determinations (i) and (ii) 'Incidental' to an execution proceeding would be a