Author: William Bryant
Date: 13:42:37 08/14/99
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>>On August 13, 1999 at 03:10:30, James Robertson wrote: >If the position occurs twice, I score it as a draw. Perpetual check is often >hard to find, but in a position like this where there are not many king moves, >the draw can be spotted. My program doesn't see the draw either, even after 11 >plies. I changed my extensions a bit, and now I see Kh1 at ply 7, so I am fairly >happy now. > >James > I see Kh1 at ply 9 when enabling Delta pruning in my QSearch. 9 5496659 1:30 -4.30 Kh1 Bxg5 Qxg5+ Kh8 Bf3 a5 Rc1 Qb4 Bxc6 Bb7 I don't have verly many search extensions. Just out of curiosity what extensions are you using, and what tweek did you make to improve the eval of this position. William wbryant@ix.netcom.com
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