Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Great test position from Dortmund qualifier: well done Gambit!

Author: John Merlino

Date: 12:22:41 07/06/02

Go up one level in this thread


On July 06, 2002 at 14:48:52, George Sobala wrote:

>Topalov v Lutz
>
>How long does it take for your engine to find Nxf6?
>
>Live on the ICC, I happened to have Gambit Tiger analyzing on aggressive mode on
>a humble K6-2 450Mhz and it found the winning line *immediately*, whereas other
>engines I tried subsequently such as Fritz7 and Hiarcs8 were struggling even
>after several minutes on a Duron 800Mhz.
>
>[D]1r4k1/1q3pp1/r3b2p/p2N4/3R4/QP3P2/2P3PP/1K1R4 w - -

I assume you mean Nf6+ rather than Nxf6? If so, then Chessmaster 9000 sees it in
1:37 on a (relatively slow) PIII-600:

Time	Depth	Score	Positions	Moves
0:00	1/3	1.58	1515		1.Qc5 Bxd5 2.Rxd5 Re8
0:00	1/4	1.81	6765		1.Qc5 Qb5 2.Rc4 Qxc5 3.Rxc5 Bxd5
					4.Rdxd5
0:00	1/5	1.67	33581		1.Qc5 Kh8 2.Nc7 Rc6 3.Rd8+ Rxd8
					4.Rxd8+ Kh7
0:01	1/6	1.53	92375		1.Qc5 Kh8 2.Qc3 Rc8 3.Rc4 Rac6
					4.Rxc6 Qxc6 5.Qxc6 Rxc6
0:03	1/7	1.50	222972		1.Qc5 Kh8 2.Qc3 Bf5 3.Kb2 Re8 4.Re1
0:09	1/8	1.42	694778		1.Qc5 Kh8 2.Qc3 Rc6 3.Qd3 Rbc8
					4.Nf4 Qb8 5.c4
0:37	1/9	1.49	2926516		1.Qc5 Kh7 2.Qc3 Rc6 3.Qd3+ g6 4.g4
					Rbc8 5.Rd2 Bxd5 6.Rxd5
1:19	2/10	1.39	6403907		1.Qc5 Kh7 2.Qc3 Rc6 3.Qd3+ g6 4.g4
					Rbc8 5.Rd2 f5 6.Re2 Bxd5 7.Rxd5
1:37	2/10	3.06	8039436		1.Nf6+ gxf6 2.Rd8+ Rxd8 3.Rxd8+
					Kh7 4.Qf8 Kg6 5.Qg8+ Kh5 6.Qg7
					f5 7.Rd4 Bc8 8.g3 Qe7 9.Rh4+ Qxh4
					10.Qxf7+ Rg6 11.gxh4
2:28	3/11	3.12	13185138	1.Nf6+ gxf6 2.Rd8+ Rxd8 3.Rxd8+
					Kh7 4.Qf8 Kg6 5.Qg8+ Kh5 6.Qg7
					f5 7.Rd4 Bc8 8.g3 Qe7 9.Rh4+ Qxh4
					10.Qxf7+ Rg6 11.gxh4 Be6 12.Qc7

jm



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.