(a) Pleadings. Only these pleadings are allowed:
   (1) a complaint;
   (2) an answer to a complaint;
   (3) an answer to a counterclaim designated as a counterclaim;
   (4) an answer to a crossclaim;
   (5) a third-party complaint;
   (6) an answer to a third-party complaint; and
   (7) if the court orders one, a reply to an answer.
(b) Motions and Other Papers.
   (1) In General. A request for a court order must be made by motion. The motion must:
      (A) be in writing unless made during a hearing or trial;
      (B) state with particularity the grounds for seeking the order; and
      (C) state the relief sought.
   (2) Form. The rules governing captions and other matters of form in pleadings apply to motions and other papers.