Author: Tim Foden
Date: 01:36:21 02/04/01
Go up one level in this thread
On February 03, 2001 at 21:51:16, leonid wrote: >On February 03, 2001 at 20:26:29, Tim Foden wrote: > >>Hi Leonid, >> >>On February 03, 2001 at 08:35:53, leonid wrote: >>>Hi! >>> >>>If you like to solve position for mate, here is one. >>> >>>[D]3b2Q1/1qq3RQ/2rqnBNK/2rrn1QN/1k2rb1B/4bbR1/3b2RQ/2b3R1 b - - >>> >>>Please, say your result. >> >>Green Light Chess found successively shorter mates: >> >>Mate in 12: >> 7 9.17 320.77 4436599 Bxg5+ Bhxg5 Bxg5+ Rxg5 Bxg5+ Rxg5 Bxg5+ Bxg5 Bxg5+ >> Rxg5 Ng4+ Rxg4 Rxh5+ Qxh5 Rxh5+ Kxh5 Bxg4+ Kh6 >> Qh2+ Nh4 Qxh4+ Kg6 Nf4# >> 7 11.92 320.77 6109848 Bxg5+ Bhxg5 Bxg5+ Rxg5 Bxg5+ Rxg5 Bxg5+ Bxg5 Bxg5+ >> Rxg5 Ng4+ Rxg4 Rxh5+ Qxh5 Rxh5+ Kxh5 Bxg4+ Kh6 >> Qh2+ Nh4 Qxh4+ Kg6 Nf4# >> >>Mate in 11: >> 8 39.31 320.79 24529k Bxg5+ Rxg5 Bxg5+ Rxg5 Bxg5+ Bhxg5 Bxg5+ <ht> >> 8 1:22 320.79 51844k Bxg5+ Rxg5 Bxg5+ Rxg5 Bxg5+ Bhxg5 Bxg5+ <ht> >> >>Mate in 10: >> 9 2:47 320.81 110514k Bxf6 Nxf6 Bxg5+ Rxg5 Bxg5+ Rxg5 Ng4+ Nxg4 Bxg5+ Kh5 >> Bd8+ Ne5 Rdxe5+ Bg5 Rxg5+ Kh6 Qxh2+ Nxh2 Qxh2# >> 9 4:10 320.81 169935k Bxf6 Nxf6 Bxg5+ Rxg5 Bxg5+ Rxg5 Ng4+ Nxg4 Bxg5+ Kh5 >> Bd8+ Ne5 Rdxe5+ Bg5 Rxg5+ Kh6 Qxh2+ Nxh2 Qxh2# >> >>Mate in 9: >> 10 5:30 320.83 229086k Bxf6 Nxf6 Bxg5+ Rxg5 Nxg7 Qhxg7 Qxg7+ Qxg7 Qxg7+ >> Kxg7 Qxf6+ Kh7 Rd7+ Ne7 Qf7+ Kh8 Rh6# >> 10 11:14 320.83 490307k Bxf6 Nxf6 Bxg5+ Rxg5 Nxg7 Qhxg7 Qxg7+ Qxg7 Qxg7+ >> Kxg7 Qxf6+ Kh7 Rd7+ Ne7 Qf7+ Kh8 Rh6# >> >>Cheers, Tim. > >Thanks, Tim! > >If you will say briefly what is the program Green Light Chess, it will be >appreciated. It is a pretty standard iterative deepening alpha-beta with null move and extensions chess program. It is available from my web site: http://www.7sun.com/chess/index.html >At least, don't forget to say: >What language was used to write? It is written in C++, using Microsofts VC6++ compiler. >When it was written? It was started about 4 years ago. It is still being developed. >Is this special mate solver or chess program? It is a general chess program. >What computer you used for solving this position? A Duron 800MHz, using 24MB hash. Cheers, Tim.
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