Order, Supreme Court, New York County (Beatrice Shainswit, J.), entered on or about July 9, 1991, which, inter alia, denied plaintiffs’ motion to dismiss defendants’ counterclaims pursuant to CPLR 3211 (a) (1) and (7), unanimously affirmed, with costs.
Dismissal on the basis of documents is inappropriate if the documents do not "definitively dispose of the claim” (Demas v 325 W. End Ave. Corp.,
We have not considered plaintiffs’ arguments based on UCC 2-206, or on a purported privilege to send the subject letter of counsel, since these arguments are raised for the first time on appeal (City of New York v Stack,
