Computer Chess Club Archives

Search

Terms

Messages

Subject: Re: Testposition

Author: Andrew Walker

Date: 22:35:25 02/22/06

On February 22, 2006 at 01:24:06, Eelco de Groot wrote:

>I think this position is a bit unclear. Shredder at 16 ply only gave +0.33 for
>Bg5, then fail-high and fail-low. The result could be of some theorethical
>importance, see my post below
>http://www.talkchess.com/forums/1/message.html?488487 But; do other programs
>also play 22.Bg5 and do they give a big advantage for White?
>
>[D]rnbq2k1/4r1p1/p2b1nQB/1BpP4/7N/1P4P1/P4P1P/2K1R2R w - -
>
>Engine: Shredder 9 UCI (200 MB, Athlon 2009 MHz)
>gemaakt door Stefan Meyer-Kahlen
>
>17     22:27  +1.02    22.Bg5 Rxe1+ 23.Rxe1 Qa5 24.Kd1 (666.458.223) 494
>
>17     26:04  +0.43    22.Bd3 Raa7 23.Kb1 Qe8 24.Qxe8+ Rxe8
>                       25.Rxe8+ Nxe8 (766.596.712) 489
>
>17     26:00  +0.38    22.Bc4 Raa7 23.f3 Qa5 24.Rxe7 Rxe7
>                       25.Kb1 Re1+ 26.Rxe1 Qxe1+ 27.Bc1 Qe5
>                       28.a3 Qe8 29.Qxe8+ Nxe8 30.Bb2 Nc7 (764.642.249) 489
>
> Eelco


H10, 2.4 GHz 512MB hash 4 men TB:

New game - Hiarcs 10
rnbq2k1/4r1p1/p2b1nQB/1BpP4/7N/1P4P1/P4P1P/2K1R2R w - - 0 1

Analysis by Hiarcs 10:

1.Bc4 Raa7 2.Bd2 Bh3 3.Bc3
  ±  (1.05)   Depth: 7/21   00:00:00  72kN
1.Bc4 Bg4 2.h3 Bh5
  ±  (1.04)   Depth: 7/21   00:00:00  75kN
1.Bd3
  ±  (1.05)   Depth: 7/26   00:00:00  94kN
1.Bd3
  ±  (1.30)   Depth: 7/26   00:00:00  104kN
1.Bd3 Raa7 2.Bg5
  +-  (1.44)   Depth: 7/26   00:00:01  166kN
1.Bd3 Raa7 2.Bg5 Qa5 3.Rxe7
  ±  (1.22)   Depth: 8/26   00:00:01  234kN
1.Bd3
  +-  (1.47)   Depth: 9/27   00:00:03  464kN
1.Bd3 Qe8 2.Rxe7 Qxe7 3.Nf5 Bxf5 4.Bxf5
  +-  (1.48)   Depth: 9/27   00:00:03  505kN
1.Bd3 Qe8 2.Rxe7 Qxe7 3.Bf5 Qf7 4.Qxf7+ Kxf7 5.Bxc8 gxh6 6.Nf5 Be5 7.Nxh6+ Kg6
  +-  (1.53)   Depth: 10/34   00:00:07  1123kN
1.Bd3
  ±  (1.28)   Depth: 11/34   00:00:12  1918kN
1.Bd3 Raa7 2.Bg5 Rxe1+ 3.Rxe1 Re7 4.Re2 Rxe2 5.Bxe2 Be5
  ±  (1.07)   Depth: 11/35   00:00:17  2580kN
1.Bd3 Raa7 2.Nf5 Bxf5 3.Bxf5 Nbd7 4.Be6+ Kh8 5.Bg5 Qe8 6.Qxe8+ Rxe8
  ±  (1.11)   Depth: 12/35   00:00:55  7839kN
1.Bd3 c4 2.Bxc4 Bg4 3.Bg5 Bh5 4.Qxh5 Nxh5 5.Bxe7 Qb6 6.Bxd6 Qxd6 7.Re8+ Kf7
8.Rhe1
  ±  (0.92)   Depth: 13/41   00:02:36  21438kN
1.Bd3 Raa7 2.Kb1 Qe8 3.Qxe8+ Rxe8 4.Rxe8+ Nxe8 5.Bg5 Nd7
  ±  (0.87)   Depth: 14/42   00:06:43  53084kN

(,  23.02.2006)

This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.