Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Testposition "make" a Blunder !

Author: Daniel Mehrmannn

Date: 18:56:33 04/06/05

Go up one level in this thread


On April 06, 2005 at 21:29:55, Eduard Nemeth wrote:

>First the nice game of Hydra/Scylla:
>
>[Event "10m+10s"]
>[Site "playchess.com"]
>[Date "2005.04.07"]
>[Round "?"]
>[White "Zor_champ, Hydra/Scylla_1.03C"]
>[Black "Revenge, Shredder 9"]
>[Result "1-0"]
>[ECO "B85"]
>[WhiteElo "2830"]
>[BlackElo "2790"]
>[PlyCount "55"]
>[EventDate "2005.??.??"]
>
>1. e4 {0} c5 {0} 2. Nf3 {0} d6 {0} 3. d4 {0} cxd4 {0} 4. Nxd4 {0} Nf6 {0} 5.
>Nc3 {0} a6 {0} 6. Be2 {0} e6 {0} 7. Be3 {0} Nc6 {0} 8. O-O {0} Be7 {0} 9. f4 {0
>} O-O {0} 10. a4 {0} Qc7 {0} 11. Nb3 {0} b6 {0} 12. Bf3 {0} Bb7 {0} 13. Qe2 {
>0.07/15 28} Rab8 {0} 14. Qf2 {0.11/16 42} Nd7 {-0.03/14 28} 15. Rad1 {
>0.11/16 32} Rbd8 {0} 16. Rd2 {0.26/15 43} Nc5 {0.08/14 33} 17. Rfd1 {0.26/15 22
>} Qc8 {0.12/14 17} 18. Qg3 {0.35/15 27} Qc7 {0.01/14 8} 19. f5 {0.29/16 26} Bf6
>{-0.16/14 44} 20. a5 {0.28/17 1} Nxa5 {-0.08/15 46} 21. Nxa5 {0.20/17 27} Bxc3
>{0.07/16 34} 22. bxc3 {0.52/18 2} bxa5 {0.12/17 39} 23. f6 {1.41/18 1} g6 {
>1.96/16 151} 24. e5 {1.83/20 0} Bxf3 {2.19/16 41} 25. gxf3 {1.83/19 7} Kh8 {
>2.19/16 20} 26. Qg5 {2.39/18 11} Nd7 {1.95/16 32} 27. Rxd6 {2.58/19 0} Rg8 {
>3.67/17 158} 28. Kg2 {
>Revenge,Shredder 9 resigns  (Lag: Av=0.81s, max=1.8s) 3.17/20 0} 1-0
>
>Testpostition:
>
>[D]3r1rk1/1bq2ppp/pp1ppb2/N1n2P2/4P3/2N1BBQ1/1PPR2PP/3R2K1 b - -
>
>Which program need not play here 21...Bxs3???
>
>Shredder 9 does it against Hydra - and lost soon.
>
>Here a analysis on my P3 600 MHz:
>
>Engine: Shredder 9 UCI (64 MB)
>von Stefan Meyer-Kahlen
>
>
>14/33  1:11   +0.18    21...Lxc3 22.bxc3 bxa5 23.f6 g6
>                       24.Dh4 e5 25.Tb1 Se6 26.c4 Tb8
>                       27.La7 Tbc8 28.Le3 a4 29.Dh6 (8.252.119) 114
>
>15/35  2:08   -0.06    21...Lxc3 22.bxc3 bxa5 23.Txd6 Sxe4
>                       24.Lxe4 Txd6 (14.737.654) 114
>
>16/44  3:51   -0.11    21...Lxc3 22.bxc3 bxa5 23.Txd6 Sxe4
>                       24.Lxe4 Txd6 25.Txd6 Lxe4 26.Ld4 f6
>                       27.fxe6 Tb8 28.Lxf6 Tb1+ (26.321.171) 113
>
>17/45  7:26   -0.12    21...Lxc3 22.bxc3 bxa5 23.Txd6 Sxe4
>                       24.Lxe4 Txd6 25.Txd6 Lxe4 26.Ld4 e5
>                       27.Lxe5 f6 28.Txf6 Db7 29.Txf8+ Kxf8
>                       30.Lxg7+ Dxg7 31.Db8+ Ke7 (50.398.091) 112
>
>Eduard.
>
>My World is not only Chess:
>
>http://www.beepworld.de/members37/computerschach/

Well, sometimes young dummy engines have much luck and some tactical bugs ;)

Output from S9 GUI:

Homer 0.03 by Daniel Mehrmann, daniel.mehrmann@gmx.de
CPU0: AuthenticAMD x86 Family 6 Model 10 Stepping 0 2290 MHz
GUI: Tablebases mit max. 5 Steinen gefunden! [Cache: 64 MB + intern 13.67 MB]
Ponder = 1
Bishop value = 310
Max QS Depth = 16
Engine: Homer 0.03 Build 272 qs16 (128 MB)
von Daniel Mehrmann
fen: 3r1rk1/1bq2ppp/pp1ppb2/N1n2P2/4P3/2N1BBQ1/1PPR2PP/3R2K1 b - - moves
  1/18	 0:00 	+0.04 	1...Lxc3 2.bxc3 (39.470) 315
  2/01	 0:00 	+0.04 	1...Lxc3 2.bxc3 (39.508) 316
  3/19	 0:00 	+0.04 	1...Lxc3 2.bxc3 bxa5 3.Txd6 (45.437) 291
  4/20	 0:00 	+0.04 	1...Lxc3 2.bxc3 bxa5 3.Txd6 Txd6 (50.486) 269
  5/20	 0:00 	+0.04 	1...Lxc3 2.bxc3 bxa5 3.Txd6 Txd6 4.Dxd6 Dxd6 5.Txd6 Sxe4
6.Lxe4 (63.197) 270
  6/22	 0:00 	-0.15 	1...Lxc3 2.bxc3 bxa5 3.f6 g6 4.Txd6 Txd6 5.Dxd6 Dxd6 6.Txd6
(133.933) 296
  7/23	 0:01 	-0.14 	1...bxa5 2.Txd6 Txd6 3.Txd6 Tb8 4.e5 Lxf3 5.gxf3 (475.417)
317
  8/24	 0:02 	-0.06 	1...bxa5 2.Txd6 Txd6 3.Dxd6 Dxd6 4.Txd6 Tc8 5.fxe6 fxe6
6.Lf4 Lxc3 7.bxc3 Lxe4 (755.657) 332
  8/24	 0:04 	-0.06 	1...bxa5 2.Txd6 Txd6 3.Dxd6 Dxd6 4.Txd6 Tc8 5.fxe6 fxe6
6.Lf4 Lxc3 7.bxc3 Lxe4 (1.612.827) 343
  9/25	 0:07 	-0.07 	1...bxa5 2.Txd6 Txd6 3.Dxd6 Dxd6 4.Txd6 Tc8 5.fxe6 fxe6
6.Ld4 Lxd4+ 7.Txd4 Tf8 8.Le2 (2.420.566) 345
  9/27	 0:12 	-0.07 	1...bxa5 2.Txd6 Txd6 3.Dxd6 Dxd6 4.Txd6 Tc8 5.fxe6 fxe6
6.Ld4 Lxd4+ 7.Txd4 Tf8 8.Le2 (4.574.696) 353
 10/25	 0:17 	-0.08 	1...bxa5 2.Txd6 Txd6 3.Dxd6 Dxd6 4.Txd6 Tc8 5.Lxc5 Txc5
6.e5 Lxf3 7.exf6 Tc6 8.Txc6 Lxc6 (6.409.845) 364
 10/26	 0:36 	-0.08 	1...bxa5 2.Txd6 Txd6 3.Dxd6 Dxd6 4.Txd6 Tc8 5.Lxc5 Txc5
6.e5 Lxf3 7.exf6 Tc6 8.Txc6 Lxc6 (13.300.731) 366
 11/27	 0:49 	-0.12 	1...bxa5 2.Txd6 Txd6 3.Dxd6 Tc8 4.Dxc7 Txc7 5.Lf4 Tc8 6.e5
Lxf3 7.gxf3 (18.633.379) 374
 11/28	 1:09 	-0.06 	1...Le5 2.Lf4 bxa5 3.Lxe5 dxe5 4.Txd8 Txd8 5.Txd8+ Dxd8
6.Dxe5 Sd7 7.Dd6 e5 (25.813.780) 372
 11/28	 1:25 	-0.06 	1...Le5 2.Lf4 bxa5 3.Lxe5 dxe5 4.Txd8 Txd8 5.Txd8+ Dxd8
6.Dxe5 Sd7 7.Dd6 e5 (31.064.947) 365
 12/27	 1:36 	-0.08 	1...Le5 2.Lf4 bxa5 3.Lxe5 dxe5 4.Txd8 Txd8 5.Txd8+ Dxd8
6.Dxe5 Sd7 7.Dd6 exf5 8.exf5 Lxf3 9.gxf3 (35.299.451) 365
 12/28	 2:43 	-0.08 	1...Le5 2.Lf4 bxa5 3.Lxe5 dxe5 4.Txd8 Txd8 5.Txd8+ Dxd8
6.Dxe5 Sd7 7.Dd6 exf5 8.exf5 Lxf3 9.gxf3 (59.215.620) 362
 13/27	 3:05 	-0.08 	1...Le5 2.Lf4 bxa5 3.Lxe5 dxe5 4.Txd8 Txd8 5.Txd8+ Dxd8
6.Dxe5 Sd7 7.Dd4 De7 8.fxe6 Dxe6 (67.537.251) 363



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.