Rule 7 - Pleadings Allowed: Form of Motions(a)Pleadings. There shall be a complaint and (except as provided by law) an answer, and a trustee's answer under oath if trustee process is used; a reply to a counterclaim denominated as such; an answer to a cross-claim, if the answer contains a cross-claim; a third-party complaint, if a person who was not an original party is summoned under the provisions of Rule 14; and a third-party answer, if a third-party complaint is served. No other pleading shall be allowed, except that the court may order a reply to an answer or a third-party answer. In the Land Court, answers in actions for registration, confirmation, or tax foreclosure shall conform to G.L. c. 185, § 41, and G.L. c. 60, § 68, where applicable. (b)Motions and Other Papers.(1) An application to the court for an order shall be by motion which, unless made during a hearing or trial, shall be made in writing, shall state with particularity the grounds therefor, and shall set forth the relief or order sought. (2) The rules applicable to captions, signing, and other matters of form of pleadings apply to all motions and other papers provided for by these rules. Identical to Mass.R.Civ.P. 7(b)(c)Demurrers, Pleas, Etc., Abolished. Demurrers, pleas, and exceptions for insufficiency of a pleading shall not be used.