Author: Steven J. Brann
Date: 15:12:17 11/03/03
Go up one level in this thread
On November 03, 2003 at 10:12:39, Mihaly Szalai wrote: >[D]8/p7/k6P/1pKbp3/1P2p3/4P1r1/4B3/8 w - - 0 1 > >And how fast? >1. h7! Rh3 2. Bg4! is the clue. > >Thanks >Mihaly Great position! The draw is illusive. CM9000 on a P4-3.0G, default personality with SS=12 and 128M hash initially found 1.Bxb5+. Even after forcing 1.h7, it took almost an hour to see the draw. Note the similar score to other posters just before the draw was seen.... -1.84. Did they look deep enough? Time Depth Score Positions Moves 0:00 1/7 -2.21 22402 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Kc7 5.Kxe5 Re7+ 6.Kd5 0:00 1/8 -2.20 44629 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Rh5 5.Bc2 Rh3 6.Bxe4 0:00 1/9 -2.16 73317 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Kb6 5.Kxe4 Rh5 6.Bd7 a6 0:00 2/10 -2.22 160813 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Rh5 5.Bc2 Kb6 6.Bxe4 Kb5 7.Bg6 Rh6 0:00 3/11 -2.19 289954 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Rh5 5.Bc2 Kb6 6.Bxe4 Kb5 7.Bg6 Rg5 0:01 4/12 -2.25 588838 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Rh5 5.Kxe4 Kb6 6.Kd5 Rg5 7.Bd7 Kc7 8.Be6 0:02 5/13 -2.18 1120658 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Rh5 5.Kxe4 Kb6 6.Kd5 Rg5 7.Bd7 a6 8.Ba4 Rh5 9.Bc2 0:05 6/14 -2.26 2066607 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Rh5 5.Kxe4 Kb6 6.Kd5 Rg5 7.Bd7 a6 8.Ba4 Rf5 9.Bd7 Rf7 0:10 7/15 -2.18 4169379 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Rh5 5.Kxe4 Kb6 6.Kd5 Rg5 7.Bd7 Kc7 8.Be6 Kd8 9.Ke4 Ke7 0:24 8/16 -2.20 9928304 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Rh5 5.Kxe4 Kb6 6.Kd5 Rg5 7.Kd6 a6 8.Kd5 Rf5 9.Bc2 Rf2 10.Bd3 0:52 9/17 -2.12 21899587 1...Rh3 2.Bxb5+ Kb7 3.Kxd5 Rxh7 4.Ba4 Rh3 5.Kxe4 Kc7 6.Kxe5 Rxe3+ 7.Kd4 Rh3 8.Be8 Kd6 9.Bg6 Rb3 10.Kc4 Rg3 11.Be4 Ke5 1:49 10/18 -1.90 45793027 1...Rh3 2.Bg4 Rh2 3.Kxd5 Rxh7 4.Kc6 Rh8 5.Kc7 Rf8 6.Be6 Re8 7.Bf5 Rg8 8.Bxe4 Rg7+ 9.Kd6 Kb6 10.Kxe5 Re7+ 11.Kd4 3:52 11/19 -1.87 93383165 1...Rh3 2.Bg4 Rh2 3.Kxd5 Rxh7 4.Kc6 Rh8 5.Kc7 Rf8 6.Be6 Re8 7.Bf5 Rg8 8.Bxe4 Rg7+ 9.Kd6 Kb6 10.Kxe5 Re7+ 11.Kd4 a5 12.bxa5+ Kxa5 8:16 12/20 -1.86 198579436 1...Rh3 2.Bg4 Rh2 3.Kxd5 Rxh7 4.Kc6 Rh8 5.Kc7 Rf8 6.Be6 Re8 7.Bf5 Rg8 8.Bxe4 Rg7+ 9.Kd6 Kb6 10.Kxe5 Re7+ 11.Kd4 Kc7 12.Bg6 Kd6 18:51 13/21 -1.84 439907969 1...Rh3 2.Bg4 Rh2 3.Kxd5 Rxh7 4.Kc6 Rh8 5.Kc7 Rf8 6.Be6 Re8 7.Bf5 Rg8 8.Bxe4 Rg7+ 9.Kd6 Kb6 10.Kxe5 Rg4 11.Kf5 Rh4 12.Ke5 52:13 14/22 0.00 1167787125 1...Rh3 2.Bg4 Rh2 3.Kxd5 Rxh7 4.Kc6 Rh8 5.Kc7 Rf8 6.Be6 Re8 7.Bh3 Rg8 8.Bf5 Rf8 9.Be6 Steve
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