"However, N.D.R.Civ.P. 11(b), provides when an attorney presents a pleading, written motion, or other paper to a court, the attorney:is certifying that to the best of the person's knowledge, information, and belief, formed after an inquiry reasonable under the circumstances, --(1) it is not being presented for any improper purpose, such as to harass or to cause unnecessary delay or needless increas" . . . .