Author: John Merlino
Date: 22:03:39 08/25/02
Go up one level in this thread
On August 25, 2002 at 20:42:09, K. Burcham wrote: > >CCC-4 test position Rg4 > >hash set at 432 megs all tests > >Deep Fritz 7, 2 x 1533 mhz, 14:10 minutes, 1686 kns >Deep Fritz 7, 1 x 1533 mhz, 31:05 minutes, 947 kns >Deep Fritz 6, 2 x 1533 mhz, not found, 1290 kns >Deep Fritz 6, 1 x 1533 mhz, did not find, 1160 kns > > > [D] 8/4K2p/6pr/5pk1/1pB2R2/p4PP1/8/8 w - - 0 1 Chessmaster 9000, on a humble PIII-733, finds Rg4+ in 30 seconds. However, it does not see that it is winning after five minutes, and it appears that CM9000 would need to get to about depth 18 or 19 to see the win: Time Depth Score Positions Moves 0:00 1/6 -0.91 17550 1.Bd5 b3 2.Bxb3 Rh3 3.Ra4 Rxg3 0:00 2/7 -1.02 33219 1.Bd5 b3 2.Bxb3 Rh3 3.Ra4 Rxg3 4.Bd5 0:01 3/8 -0.68 97813 1.Bd5 b3 2.Bxb3 Rh3 3.Ra4 Rxg3 4.Bd5 h5 5.Rxa3 0:02 4/9 -0.68 243493 1.Bd5 b3 2.Bxb3 Rh3 3.Ra4 Rxg3 4.Bd5 h5 5.Rxa3 0:08 5/10 -0.44 837489 1.Bd5 b3 2.Bxb3 Rh3 3.Ra4 Rxg3 4.Bd5 h5 5.Rxa3 Rg1 6.Ra4 0:19 6/11 -0.47 2117898 1.Bd5 b3 2.Bxb3 Rh3 3.Ra4 Rxg3 4.Bd5 h5 5.Rxa3 Rg1 6.Kd6 0:30 6/11 0.27 3547695 1.Rg4+ fxg4 2.f4+ Kh5 3.Bf7 b3 4.Bxb3 g5 5.Bf7+ Rg6 6.f5 Kh6 7.fxg6 hxg6 8.Kf6 Kh5 9.Bxg6+ Kh6 0:34 7/12 0.00 4080860 1.Rg4+ fxg4 2.f4+ Kh5 3.Bf7 b3 4.Bxb3 g5 5.Bf7+ Rg6 6.f5 a2 7.fxg6 a1=Q 8.g7+ Kh6 9.g8=Q Qf6+ 10.Kf8 Qe7+ 11.Kxe7 1:20 8/13 0.00 10095261 1.Rg4+ fxg4 2.f4+ Kh5 3.Bf7 b3 4.Bxb3 g5 5.Bf7+ Rg6 6.f5 a2 7.fxg6 a1=Q 8.g7+ Kh6 9.g8=Q Qf6+ 10.Kf8 Qe7+ 11.Kxe7 3:50 9/14 0.00 26956945 1.Rg4+ fxg4 2.f4+ Kh5 3.Bf7 b3 4.Bxb3 g5 5.Bf7+ Rg6 6.f5 a2 7.fxg6 a1=Q 8.g7+ Kh6 9.g8=Q Qf6+ 10.Kxf6 jm
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