Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Difficult test position for chess program

Author: Ernst Walet

Date: 12:53:22 07/09/04

Go up one level in this thread


On July 09, 2004 at 13:42:26, masros tukiran wrote:

>Sorry,this is correct position.
>[D]r2qr1k1/pb3pp1/1p1b1n1p/3pN3/3P4/P2B1Q2/1P1B1PPP/R3R1K1 w - - 0 20

Shredder8 result, needs almost 11 minutes on mij hardware.

CPU0: AuthenticAMD x86 Family 6 Model 8 Stepping 1 2200 MHz
GUI: Tablebases with 5 pieces found! [Cache: 64 MB + internal 13.67 MB]
Engine: Shredder 8 (1024 MB)
by Stefan Meyer-Kahlen
Position:

 10/21	 0:01 	+0.94 	1.Qg3 Nh5 2.Qh3 Nf6 3.Bf4 Ne4 4.Qf5 Re7 5.Bxe4 Qd7 6.Nxd7
(603.111) 393
 11/24	 0:02 	+0.86 	1.Qg3 Nh5 2.Qh3 Nf6 3.f3 Rc8 4.Bf5 Rc7 5.Qg3 Bxe5 6.dxe5
Nh5 7.Qg4 (1.034.891) 401
 12/29	 0:05 	+0.86 	1.Qg3 Nh5 2.Qh3 Nf6 3.f3 Rb8 4.Qg3 Nh5 5.Qg4 Nf6 6.Qf4 Ra8
(2.164.247) 401
 13/32	 0:10 	+0.87 	1.Qg3 Nh5 2.Qh3 Nf6 3.Bf4 Ne4 4.Qf5 Bxe5 5.Bxe5 Qc8 6.Qf4
Qd7 7.Bxe4 dxe4 8.Qg3 f6 (4.139.999) 406
 14/32	 0:20 	+0.87 	1.Qg3 Nh5 2.Nxf7 Bxg3 3.Nxd8 Bxf2+ 4.Kxf2 Raxd8 5.Rac1 Rxe1
6.Kxe1 Nf6 7.Rc7 Rd7 8.Rxd7 Nxd7 9.Ke2 Kf7 (8.454.123) 409
 15/34	 0:31 	+0.84 	1.Qg3 Nh5 2.Nxf7 Bxg3 3.Nxd8 Bxf2+ 4.Kxf2 Raxd8 5.Rac1 Rxe1
6.Kxe1 Nf6 7.Rc7 Rd7 8.Rxd7 Nxd7 9.Ke2 Kf7 10.Ke3 (13.252.436) 414
 16/33	 0:58 	+0.84 	1.Qg3 Nh5 2.Nxf7 Bxg3 3.Nxd8 Bxf2+ 4.Kxf2 Raxd8 5.Rac1 Rxe1
6.Kxe1 Nf6 7.Bg6 a5 8.Bf4 Rc8 9.Rc7 Rxc7 (24.516.407) 419
 17/34	 1:48 	+0.85 	1.Qg3 Nh5 2.Nxf7 Bxg3 3.Nxd8 Bxf2+ 4.Kxf2 Raxd8 5.Rac1 Rxe1
6.Kxe1 Nf6 7.Bg6 Rc8 8.Rxc8+ Bxc8 9.Ke2 Bg4+ 10.Kd3 Bh5 11.Bf5 Kf7 12.b4
(45.336.062) 416
 18/36	 3:22 	+0.85 	1.Qg3 Nh5 2.Nxf7 Bxg3 3.Nxd8 Bxf2+ 4.Kxf2 Raxd8 5.Rac1 Rxe1
6.Kxe1 Nf6 7.Bg6 Rc8 8.Rxc8+ Bxc8 9.Ke2 Bg4+ 10.Kd3 Bh5 11.Bf5 Kf7 12.b4 g5
(83.124.132) 411
 19/42	 7:05 	+0.82 	1.Qg3 Nh5 2.Nxf7 Bxg3 3.Nxd8 Bxh2+ 4.Kxh2 Raxd8 5.Bg6 Rxe1
6.Rxe1 Nf6 7.f3 Rd6 8.Bf5 Kf7 9.Kg3 g5 10.Kf2 Rc6 11.Ke3 (173.954.430) 409
 19/44	 8:58 	+0.83++	1.Bxh6 gxh6 2.Qg3+ Kf8 3.Qf4 h5 4.Qh6+ Kg8 5.Re3 Bc8
6.Qg5+ Kh8 (220.418.872) 409
 19/50	10:54 	+1.18++	1.Bxh6 gxh6 2.Qg3+ Kf8 3.Qf4 Kg7 4.Re3 Rh8 5.Rg3+ Kf8
6.Rf3 Be7 7.Re1 Rc8 8.Bg6 Qd6 9.Bxf7 Rc2 10.Rb3 Qxa3 11.bxa3 Rxf2 (268.821.015)
411
 19/50	11:11 	+1.18 	1.Bxh6 gxh6 2.Qg3+ Kf8 3.Qf4 Kg7 4.Re3 Rh8 5.Rg3+ Kf8 6.Rf3
Be7 7.Re1 Qe8 8.Qh4 Kg7 9.Rg3+ Kf8 10.Qf4 Bc8 11.Rge3 Bb7 12.Bf5 Bc8 13.Qxh6+
Rxh6 (277.072.024) 412
 20/50	15:53 	+1.43++	1.Bxh6 gxh6 2.Qg3+ Kf8 3.Qf4 Kg7 4.Re3 Rh8 5.Rg3+ Kf8
6.Rf3 Be7 7.Re1 Qe8 8.Qh4 Kg7 9.Qg3+ Kf8 10.Bg6 Rg8 11.Qh4 Rxg6 12.Nxg6+ fxg6
13.Rxf6+ Kg7 14.Rxe7+ (388.813.362) 407
 20/52	17:31 	+1.43 	1.Bxh6 gxh6 2.Qg3+ Kf8 3.Qf4 Kg7 4.Re3 Rh8 5.Rg3+ Kf8 6.Rf3
Bxe5 7.dxe5 d4 8.Qxf6 Qxf6 9.exf6 Bxf3 10.Bg6 fxg6 11.Re1 Bxg2 12.Re8+
(431.881.674) 410
best move: Bd2xh6 time: 21:33.844 min  n/s: 409.560  CPU 99.3%   n/s(1CPU):
412.447  nodes: 529.140.023


Ernst.



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.