Author: Dieter Buerssner
Date: 13:02:53 05/28/04
Go up one level in this thread
On May 28, 2004 at 08:44:38, Terje Vagle wrote:
>Topalov vs Shirov
>
>How long for your engine to find blacks move Bxh3?
>
>Post your engine analysis and hardware.
>
> 8/8/4kpp1/3p1b2/p6P/2B5/6P1/6K1 b - - 0 1
I think, Yace would need something like a week (order of magnitude) to find Bh3.
After Bh3 gxh3 I get:
494820160 20:44.2 0.80 24-- 2...Kf5 3.Kf2 Ke4 4.Bxf6 d4 5.Be7 Kd3 6.Bc5 Kc4
7.Be7 Kb3 8.Ke2 a3 9.Bxa3 Kxa3 10.h5 g5 11.Kf2
Ka2 12.h6 Kb1 13.Ke2 Ka2 14.h7 g4 15.h8=Q d3+
16.Kxd3 Kb3
548640807 23:19.7 0.80 24t 2...Kf5 3.Kf2 Ke4H 4.Bxf6H d4H 5.Be7H Kd3H
6.Bc5H Kc4H 7.Be7H Kb3H 8.Bd8H a3H 9.h5H a2H
10.hxg6H a1=QH 11.g7H Qa2+H 12.Kf3H Ka3H
13.g8=NH {HT}
824525998 39:55.2 0.80 24. 2...Kf5 3.Kf2 Ke4 4.Bxf6 d4 5.Be7 Kd3 6.Bc5 Kc4
7.Be7 Kb3 8.Bd8 a3 9.h5 a2 10.hxg6 a1=Q 11.g7
Qa2+ 12.Kf3 Ka3 13.g8=N
1003155811 47:54.8 1.20 25++ 2...Kf5 3.Kf2 Ke4 4.Bxf6 d4 5.Be7 Kd3 6.Bc5 Kc4
7.Be7 Kb3 8.Bd8 a3 9.h5 a2 10.h6 a1=Q 11.h7 d3
12.h8=R
1567555417 1:14:47 2.19 25t 2...Kf5 3.Kf2 Ke4 4.h5 gxh5 5.Bb2 f5H 6.h4H d4H
7.Bc1H f4H 8.Ke1H d3H 9.Kd1H f3H 10.Ke1H {HT}
{-110}
1819291035 1:32:40 2.19 25. 2...Kf5 3.Kf2 Ke4 4.h5 gxh5 5.Bb2 f5 6.h4 d4
7.Bc1 f4 8.Ke1 d3 9.Kd1 f3 10.Ke1 {HT} {-110}
2227382535 1:53:09 2.59 26++ 2...Kf5 3.Kf2 Ke4 4.h5 gxh5 5.Bb2 f5 6.h4 d4
7.Bc1 f4 8.Ke1 d3 9.Kd1 f3 10.Ke1 Kd4 11.Bb2+
Kc4 12.Bc1 Kc3 13.Bb2+ Kxb2 14.Kd2 a3 15.Kxd3
a2 16.Ke3 a1=Q 17.Kxf3
So, if all goes well, depth 28 from the root position. But in the root position,
the depth will be reached more slowly.
Regards,
Dieter
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