Author: Gian-Carlo Pascutto
Date: 15:07:21 07/17/02
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On July 17, 2002 at 17:45:24, Dann Corbit wrote: >On July 17, 2002 at 17:42:23, Patrik wrote: > >>The reason to allow null move only when more than 5 pieces left >>comes from zugzwang. Right? >>Then, what is the reason to allow null move when less than 7 plies left? > >Getting to 7 plies happens in the blink of an eye. If you have fewer than 5 >pieces, it will be stupendously quick. So you aren't really risking anything. > >The program will revert to no null moves for the final plies on a sparse board. Actually, by only allowing it when there's 7 plies left, you're not doing it at _all the others_, and in an endgame you'll get a lot deeper than 7 ply. So 'in the blink of an eye' is quite a misnomer. -- GCP
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