Computer Chess Club Archives

Search

Terms

Messages

Subject: Re: Nice bishop sacrifice

Author: Kim Roper Jensen

Date: 09:43:26 01/29/02

Go up one level in this thread

On January 28, 2002 at 16:23:37, Kurt Utzinger wrote:

>[Event "T2002  Ath 1.3/64"]
>[Site "Zurich"]
>[Date "2002.01.27"]
>[Round "38.1"]
>[White "ChessTiger14"]
>[Black "TheKing312X"]
>[Result "0-1"]
>[ECO "A07"]
>[PlyCount "81"]
>[Time Control "60 moves/120 min"]
>
>1. g3 d5 2. Nf3 Nf6 3. Bg2 c6 4. O-O Bg4 5. d3 Bxf3 6. exf3 e6 7. c3 Bd6 8. Qb3
>Qc7 9. Be3 Nbd7 10. Nd2 O-O 11. Qd1 e5 12. Nb3 c5 13. c4 a5 14. a4 Qb6 15. Re1
>Rfe8 16. Bh3 Qc6 17. cxd5 Nxd5 18. Bxd7 Qxd7 19. Bxc5 Bc7 20. d4 b6 21. Ba3
>Rad8 22. Qd3 Nf6 23. Rac1 Bb8 24. Rc4 Qh3 25. Qf1 Qh5 26. dxe5 Bxe5 27. Kg2 h6
>28. Rc6 Nd5 29. Qc4 Bxg3 30. Rxe8+ Rxe8 31. Kxg3 Re1 32. h4 Qe5+ 33. f4 Rg1+
>34. Kh2 Qe1 35. Qc2 g6 36. Rc8+ Kh7 37. Rf8 Kg7 38. Bd6 Qf1 39. Be5+ f6 40.
>Rg8+ Kxg8 41. Qc8+ 0-1
>
>The following diagram is after 29.Qc4 of the above game played in round 38 of
>the tournament T2002. Does any program - with the exception of GambitTiger2,
>Junior7 and TheKing312X - find the very nice winning move 29...Bxg3!!
>
>[D]3rr1k1/5pp1/1pR4p/p2nb2q/P1Q5/BN3PP1/1P3PKP/4R3 b - - 0 29

Here's Shredder 6 Classic result on a dual 1GHz P3 with 256MB of hash

Shredder seems rather long on solving this, approx. 8minutes and 44 seconds
before it really likes it.

Heres the Engine stuff:

Engine: Shredder 6
by Stefan Meyer-Kahlen
Position:  0 29
  1.00	 0:00 	-1.54--	1...Nf4+ 2.gxf4 (2) 0.1
  1.00	 0:00 	-2.69--	1...Nf4+ 2.gxf4 (4) 0.2
  1.00	 0:00 	-3.19 	1...Nf4+ 2.gxf4 (705) 47.0
  1.00	 0:00 	-2.36++	1...b5 2.Qxb5 (1.809) 58.3
  1.00	 0:00 	-1.31++	1...b5 2.Qxb5 (1.826) 58.9
  1.00	 0:00 	-0.93 	1...b5 2.Qxb5 (1.830) 59.0
  1.00	 0:00 	-0.07++	1...Bf6 2.Rxe8+ Rxe8 3.Rc8 Bd8 (3.432) 110.7
  1.00	 0:00 	-0.07 	1...Bf6 2.Rxe8+ Rxe8 3.Rc8 Bd8 (3.459) 111.5
  2.00	 0:00 	-0.17 	1...Bf6 2.Rxe8+ Rxe8 3.Rc8 Bd8 (4.648) 98.8
  3.00	 0:00 	-0.17 	1...Bf6 2.Rxe8+ Rxe8 3.Rc8 Bd8 (4.848) 103.1
  4.00	 0:00 	-0.17 	1...Bf6 2.Rxe8+ Rxe8 3.Rc8 Bd8 (5.399) 114.8
  5.00	 0:00 	-0.17 	1...Bf6 2.Rxe8+ Rxe8 3.Rc8 Bd8 (7.198) 153.1
  6.00	 0:00 	-0.42--	1...Bf6 2.Rxe8+ Rxe8 3.Rc8 Rxc8 4.Qxc8+ Kh7 (18.403) 235.9
  6.00	 0:00 	-0.79 	1...Bf6 2.Rxe8+ Rxe8 3.Rd6 Ne7 4.Rxb6 Nd5 5.Rc6 (42.325)
302.3
  6.00	 0:00 	-0.78++	1...Kh7 2.h4 Kg8 3.Rxb6 Nxb6 4.Qxf7+ Kxf7 (69.586) 342.7
  6.00	 0:00 	-0.57 	1...Kh7 2.h4 Kg8 3.Nd4 Nf6 4.Nb5 (82.983) 354.6
  7.01	 0:00 	-0.63 	1...Kh7 2.Rd1 Bb8 3.Bd6 Rxd6 4.Rxd6 Bxd6 5.Qxd5 (334.483)
411.9
  8.01	 0:01 	-0.88--	1...Kh7 2.Qg4 Qxg4 3.fxg4 Kg8 4.f4 Kh7 (746.235) 418.9
  8.01	 0:02 	-1.01 	1...Kh7 2.Qg4 Qxg4 3.fxg4 Ra8 4.h3 Bf6 5.Rxe8 Rxe8 6.Rd6
Bc3 (949.829) 425.1
  8.04	 0:02 	-1.00++	1...Bf6 2.Rxe8+ Rxe8 3.Rd6 Rd8 4.Nd4 Rxd6 5.Qc8+ Kh7 6.Qg4
Qxg4 (1.147.021) 426.8
  8.04	 0:02 	-1.00 	1...Bf6 2.Rxe8+ Rxe8 3.Rd6 Rd8 4.Nd4 Rxd6 5.Bxd6 Kh7
(1.167.107) 426.8
  8.05	 0:03 	-0.99++	1...Qf5 2.f4 Bf6 3.Rxe8+ Rxe8 4.Rd6 Rd8 5.Rxd8+ Bxd8 6.Kg1
(1.335.323) 425.2
  8.05	 0:03 	-0.64++	1...Qf5 2.f4 Nxf4+ 3.gxf4 Qg4+ 4.Kf1 Qh3+ 5.Ke2 Qxh2
6.Qxf7+ Kxf7 7.Rc7+ Bxc7+ 8.Kf1 Qxf4 (1.438.005) 426.0
  8.05	 0:05 	-0.57 	1...Qf5 2.Re2 Qh5 3.Nd2 Qf5 4.f4 Re7 5.Bxe7 Nxf4+ 6.gxf4
Bxb2 (2.364.670) 419.2
  9.01	 0:07 	-0.75 	1...Qf5 2.Re2 Kh8 3.Nd2 Bxg3 4.fxg3 (3.125.309) 415.8
 10.01	 0:12 	-0.86 	1...Qf5 2.Re2 Qd7 3.Rd2 Re6 4.Rxe6 Qxe6 5.Kg1 Kh7 6.Qe4+
Kg8 7.Nd4 Bxd4 8.Rxd4 (5.396.181) 415.6
 11.01	 0:34 	-0.90 	1...Qf5 2.Re2 Re6 3.Rxe6 Qxe6 4.Qg4 Qxg4 5.fxg4 f6 6.Rd2 g6
7.f4 Ne3+ 8.Kf3 g5 (14.172.002) 409.4
 12.01	 1:07 	-0.84 	1...Qf5 2.Re2 Qd7 3.Rd2 Re6 4.Rxe6 Qxe6 5.Kg1 Bf6 6.Qe4 Qc6
7.Rd1 Qe6 (27.804.338) 410.9
 13.01	 2:45 	-0.95 	1...Qf5 2.Re2 Re6 3.Rxe6 Qxe6 4.Qg4 f5 5.Qh5 Kh7 6.f4 Nf6
(69.034.174) 415.9
 13.02	 4:15 	-0.94++	1...Bxg3 2.Rxe8+ Rxe8 3.Kxg3 Re1 4.h4 Qe5+ 5.f4 Rg1+ 6.Kh2
Nxf4 7.Rc8+ Kh7 8.Qc2+ Rg6 9.Nd4 Qxd4 10.Qd1 Qxd1 (109.699.794) 429.8
 13.02	 4:57 	-0.59++	1...Bxg3 2.Rxe8+ Rxe8 3.Kxg3 Re1 4.h4 Qe5+ 5.f4 Rg1+ 6.Kh2
Nxf4 7.Rc8+ Kh7 8.Qc2+ Rg6 9.Nd4 Qxd4 10.Qd1 Qxd1 11.Rh8+ (128.154.398) 430.8
 13.02	 8:44 	+0.48 	1...Bxg3 2.Rxe8+ Rxe8 3.Kxg3 Re1 4.h4 Qe5+ 5.f4 Qh5 6.Nd2
Rg1+ 7.Kh2 Rd1 8.Rc8+ Kh7 9.Qc2+ g6 10.Kg3 Rg1+ 11.Kh2 Rg4 12.Nf3 Nb4 13.Qc3
(227.838.210) 434.5
 14.01	12:44 	+0.73++	1...Bxg3 2.Rxe8+ Rxe8 3.Kxg3 Re1 4.h4 Qe5+ 5.f4 Qh5 6.Nd2
Rg1+ 7.Kh2 Rd1 8.Rc8+ Kh7 9.Qc2+ g6 10.Kg3 Rg1+ 11.Kh2 Rg4 12.f3 Ne3
(328.003.265) 428.9
 14.01	19:40 	+1.23++	1...Bxg3 2.Rxe8+ Rxe8 3.Kxg3 Re1 4.h4 Qe5+ 5.f4 Qh5 6.Nd2
Rg1+ 7.Kh2 Rd1 8.Rc8+ Kh7 9.Qc2+ g6 10.Kg3 Rg1+ 11.Kh2 Rg4 12.f3 Rxh4+ 13.Kg2
(508.109.811) 430.4
 14.01	27:04 	+1.24 	1...Bxg3 2.Rxe8+ Rxe8 3.Kxg3 Re1 4.h4 Qe5+ 5.f4 Qh5 6.Nd2
Rg1+ 7.Kh2 Rd1 8.Rc8+ Kh7 9.Qc2+ g6 10.Kg3 Rg1+ 11.Kh2 Qg4 12.Qe4 Qxc8 13.Kxg1
Qg4+ 14.Kf1 (704.259.957) 433.6
 15.01	48:02 	+1.49++	1...Bxg3 2.Rxe8+ Rxe8 3.Kxg3 Re1 4.h4 Qe5+ 5.f4 Qh5 6.Nd2
Rg1+ 7.Kh2 Rd1 8.Rc8+ Kh7 9.Qc2+ g6 10.Kg3 Rg1+ 11.Kh2 Rg4 12.Nf3 Rxf4 13.Bd6
Rxf3 14.Qc3 Rxf2+ (1.255.051.330) 435.4
 15.01	73:51 	+1.99++	1...Bxg3 2.Rxe8+ Rxe8 3.Kxg3 Re1 4.h4 Qe5+ 5.f4 Rg1+ 6.Kh2
Qe1 7.Qc2 g6 8.Rc8+ Kh7 9.Rf8 Kg7 10.Nxa5 Rh1+ 11.Kg2 Ne3+ 12.fxe3
(1.953.813.267) 440.9
 15.01	144:07 	+2.40 	1...Bxg3 2.Rxe8+ Rxe8 3.hxg3 Re1 4.Rxh6 gxh6 5.Qg4+ Qxg4
6.fxg4 Re4 7.f3 Rxa4 8.Kf2 (3.830.838.109) 443.0
 16.01	189:07 	+2.65++	1...Bxg3 2.Rxe8+ Rxe8 3.hxg3 Re1 4.Rxh6 gxh6 5.Qg4+ Qxg4
6.fxg4 Re4 7.f3 Rxa4 8.Kf2 b5 9.Bd6 Rc4 10.Ke2 Rc2+ (5.005.365.441) 441.1
 16.01	203:21 	+2.65 	1...Bxg3 2.Rxe8+ Rxe8 3.hxg3 Re1 4.Rxh6 gxh6 5.Qg4+ Qxg4
6.fxg4 Re4 7.f3 Rxa4 8.Kf2 b5 9.Bd6 Rc4 10.Ke2 Rc2+ (5.391.777.997) 441.9

With regards

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.