Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Spassky-Fischer 1992 game 16

Author: Andrew Williams

Date: 08:00:10 03/25/02

Go up one level in this thread


On March 25, 2002 at 05:23:35, Kim Roper Jensen wrote:

>Hi Just a little test position
>
>Its from Game 16 of their 1992 match in Beograd, Fischer rewrites opening theory
>from an old line where Geller only had 14...fxe4 15.Qh5+ which was okay for
>white.
>
>[D]rnb1k2r/pp2p3/3p1q1p/2pP1pp1/2P1B2P/6B1/P4PP1/2RQ1KNR b kq -
>
>14...g4!!
>
>how long before your engine sees this ?? I guess its very deep, because Shredder
>6 Paderborn on a dual p3 1GHz with a 1 gig hashtable(half the memory in the
>machine) takes ALOT of minutes before looking at it heres the dump.
>
> 10.01  0:01  +0.42  14...fxe4 15.Qh5+ Kd8 16.hxg5 Qb2 17.Ne2 e3 18.Rh4 exf2
>19.Re4 Qxa2 20.gxh6 (502.998) 434.7
> 11.01  0:01  +0.17-- 14...fxe4 15.Qh5+ Kd8 16.hxg5 Qb2 17.Ne2 e3 18.Qf7 exf2
>19.Rxh6 Nd7 20.Rxh8+ Qxh8 21.Bxf2 (796.681) 432.0
> 11.01  0:02  +0.17  14...fxe4 15.Qh5+ Kd8 16.hxg5 Qb2 17.Ne2 e3 18.Qf7 exf2
>19.Rxh6 Nd7 20.Rxh8+ Qxh8 21.Bxf2 (929.139) 430.7
> 12.01  0:04  +0.42++ 14...fxe4 15.Qh5+ Kd8 16.hxg5 Qb2 17.Ne2 e3 18.Qf7 hxg5
>19.Qxe7+ Kxe7 20.Rh7+ Rxh7 (1.961.384) 425.4
> 12.01  0:06  +0.42  14...fxe4 15.Qh5+ Kd8 16.hxg5 Qb2 17.Bf4 Qxa2 18.Ne2 Bd7
>19.gxh6 Na6 20.Rh4 b5 (2.502.646) 415.9
> 13.01  0:12  +0.20  14...fxe4 15.Qh5+ Kd8 16.hxg5 Qb2 17.Bf4 Na6 18.Qf7 Nb4
>19.Rxh6 Nd3 20.Rxh8+ Qxh8 21.Rb1 Qd4 (5.258.702) 408.4
> 14.01  0:31  +0.10  14...fxe4 15.Qh5+ Kd8 16.hxg5 Qb2 17.Ne2 Nd7 18.Rh4 b6
>19.a4 e3 20.Re4 Qg7 21.gxh6 Rxh6 (12.644.605) 406.6
> 15.01  1:07  +0.22  14...fxe4 15.Qh5+ Kd8 16.hxg5 Qb2 17.Bf4 Rf8 18.Qe2 Qa3
>19.Qxe4 Bf5 20.Qe3 Qxe3 21.Bxe3 hxg5 22.Bxg5 Nd7 (27.556.837) 408.0
> 16.01  3:06  -0.02  14...fxe4 15.Qh5+ Kd8 16.hxg5 Qb2 17.Bf4 Na6 18.Qe2 Qxe2+
>19.Nxe2 h5 20.Ng3 Rf8 21.Nxh5 e3 22.fxe3 Bf5 23.Rh4 (75.297.522) 403.7
> 17.01  6:32  +0.07  14...fxe4 15.Qh5+ Kd8 16.hxg5 Qb2 17.Bf4 Na6 18.Qe2 Qxe2+
>19.Nxe2 h5 20.Ng3 Bg4 21.Re1 Kd7 22.Rxe4 h4 23.Ne2 h3 24.gxh3 (157.240.856)
>400.4
> 18.01 25:38  +0.18  14...fxe4 15.Qh5+ Qf7 16.hxg5 Bf5 17.Qxf7+ Kxf7 18.gxh6 Nd7
>19.Ne2 Raf8 20.Rh4 e3 21.fxe3 e5 22.dxe6+ Ke7 23.exd7 Rc8 (600.477.320) 390.2
> 18.28 82:55  +0.19++ 14...g4 15.Bc2 f4 16.Bh2 g3 17.Qh5+ Kd8 18.Ne2 gxh2
>19.Qxh6 Qxh6 20.Nxf4 (1.919.186.618) 385.7
> 18.28 150:59  +0.52  14...g4 15.Qa4+ Nd7 16.Bb1 f4 17.Bh2 g3 18.Re1 gxh2 19.Nf3
>Kd8 20.Rxh2 Nb6 21.Qb3 Rg8 (3.466.013.741) 382.6
> 19.01 276:43  +0.53  14...g4 15.Bc2 f4 16.Ba4+ Bd7 17.Bh2 g3 18.Nf3 gxh2 19.Qb3
>Bxa4 20.Qxa4+ Nd7 21.Rb1 Rb8 22.Rxh2 Qf5 23.Qb3 b5 24.a4 a6 25.Rh3
>(6.327.276.031) 381.0
>best move: g5-g4 time: 679:58.000 min  n/s: 381.098  CPU 199.8%  nodes:
>15.548.075.734
>
>at 679 minutes it was still looking at g4 with a score of +0.53 but havent
>produced a line......
>
>the game continued 14...g4!! 15.Bd3.f4 16.Ne2.fxg3 17.Nxg3.Rf8 etc.
>
>Gentlemens, Start your engines !!

It takes postmodernist 2 seconds to find this. By ply 15 the score is up
to +0.50

Andrew



This page took 0.01 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.