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Subject: Re: Underpromotions

Author: Ricardo Gibert

Date: 08:45:23 09/25/00

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On September 25, 2000 at 06:45:34, Ricardo Gibert wrote:

>Which of the following is the most effective for a chess playing computer
>program:
>(1) Never consider underpromotions.
>(2) Allow consideration of underpromotions.
>(3) Only consider underpromotions if promoting to a Queen leads to a stalemate
>or if underpromoting to a Knight gives check.

One more:
(4) Consider underpromotions to a Knight or underpromotions to a Bishop or Rook
only if promoting to a Queen leads to a stalemate.



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