Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Capablanca testposition.

Author: Eelco de Groot

Date: 14:33:51 08/20/03

Go up one level in this thread


On August 20, 2003 at 15:53:13, George Tsavdaris wrote:

>The following position is from a game between Capablanca and Bernstein
>from Chessmaster's library.
>
>In the annotation says after the move 25...Rh8  :
>"Other moves are no better. Two variations given by Capablanca are 25...g5 26.e5
>f6 27.Qd3, and 25...g6 26.Qxh6+ Kg8 27.e5 gxh5 28.gxh5, and there is no answer
>to the threat of Re1-e2-g2+."
>
>But Deep Junior 8/Shredder 7.04/Fritz 8  prefer  25...Rg8 with a
>score ~ -1.00 for black.
>Who is wrong? Capablanca and the annotator who believe there is no
>defence, or the todays top programs who found Rg8 and believe black
>is better?
>
>[D]4rr2/p1pb1ppk/2ppn2p/5N1N/4P1P1/1P2QP2/1q5P/2R1R1K1 b - - 0 25

Rebel Personality Betazoid also gives Black a slight plus. For a long time it
chooses 25...,g5 though.
(Celeron 500, 28 Mb)

00:00:00.3	1,67	2	906	c5 Re2
00:00:00.4	1,99	2	1602	Rb8 Rb1
00:00:00.5	1,40	3	3378	Rb8 Nhxg7 Ng5
00:00:00.5	1,55	3	3917	c5 Re2 Qe5
00:00:00.6	1,60	3	7320	Ng5 Nhxg7 Nh3+ Kh1
00:00:00.8	1,60	4	9854	Ng5 Nhxg7 Nh3+ Kh1
00:00:01.0	0,63	5	29218	Ng5 Re2 Qa3 Nhxg7 Nxf3+
00:00:01.1	1,26	5	43226	Rb8 Rb1 Qe5 Qxa7 Qc5+ Qxc5
00:00:01.2	1,33	5	51246	a5 Re2 Qe5 f4 Qb5
00:00:01.4	1,34	5	81550	Qe5 f4 Qb2 Re2 Qa3
00:00:01.7	0,71	6	104366	Qe5 f4 Qb2 Re2 Qa3 Nfxg7 Rb8 Nxe6
00:00:01.8	1,22	6	127039	a5 Re2 Qe5 Rec2 Kg8 f4 Qb5
00:00:02.4	1,22	7	220960	a5 Re2 Qe5 Rec2 Kg8 f4 Qb5
00:00:02.9	1,26	7	305422	Rb8 Rb1 Qe5 Rec1 c5 Ne7
00:00:05.5	1,14	8	764795	Rb8 Rb1 Qe5 b4 a5 bxa5 Ra8 Nhxg7
00:00:09.6	0,75	9	1549124	Rb8 Nhxg7 Ng5 Rb1 Qd2
00:00:11.2	0,80	9	1850136	a5 Rb1 Qe5 f4 Qc5 Nfxg7 Qxe3+ Rxe3
00:00:12.6	0,84	9	2146819	a6 Rb1 Qe5 f4 Qc5 Nfxg7 Qxe3+
00:00:25.8	-0,03	10	4789539	a6 Re2 Qe5 f4 Qb5 Nfxg7 Rb8 Nxe6
00:00:31.0	0,66	10	5849325	Rb8 Nhxg7 Ng5 Rb1 Qd2
00:00:36.2	0,78	10	6942105	Rg8 Re2 Qe5 Ra2
00:00:53.6	0,85	10	10522147	g5 Re2 Qe5 Qxa7 Ra8 Qe3 Ra1 Rc2
00:01:25.8	0,88	11	17158972	g5 Qxa7 f6 Qe3 Rb8
00:04:23.2	0,94	12	51494813	g5 Qxa7 Ra8 Qf2 Qe5
00:07:48.3	0,92	13	96583983	g5 Ra1
00:16:18.2	0,80	14	209570377	g5 Ra1
00:33:40.6	0,84	14	438100594	Rg8 Kh1 Ng5 h4
01:05:52.6	0,84	15	869746651	Rg8 Kh1




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.