Author: Carlos del Cacho
Date: 10:51:32 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. I think the correct one is 2. Most of the time you are going to fail high with the queening moves so promotions to other pieces won't get considered. The question is : do you want to generate them ? If the queening move fails low I bet you 99 % of the time that promoting to other pieces will not help either. But, what if ... Carlos
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