Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: The Pawn Game revisited...

Author: Sune Fischer

Date: 01:59:46 09/21/03

Go up one level in this thread


On September 21, 2003 at 01:00:37, Paul Byrne wrote:

I tried a different, even faster position, looks like it's a big zugzwang!

[D]8/8/pppppppp/8/8/PPPPPPPP/8/8 w - -
1	0	1	1		1.a4
2	0	1	17		1.a4 a5
3	0	1	58		1.a4 b5 2.axb5
4	0	1	235		1.a4 b5 2.c4 bxa4
5	0	1	574		1.a4 b5 2.c4 h5 3.axb5
6	0	1	1609		1.a4 b5 2.c4 h5 3.h4 bxa4
7	0	2	3481		1.a4 b5 2.c4 h5 3.h4 e5 4.axb5
8	0	2	8625		1.a4 b5 2.c4 h5 3.h4 e5 4.axb5 cxb5
9	0	4	18592		1.a4 b5 2.c4 h5 3.h4 e5 4.b4 d5 5.axb5
10	0	5	43157		1.a4 b5 2.c4 h5 3.h4 c5 4.f4 a5 5.e4 bxa4
11	0	10	98442		1.a4 b5 2.c4 h5 3.h4 c5 4.b4 d5 5.e4 dxe4 6.dxe4
12	0	33	391079		1.a4 b5 2.c4 h5 3.f4 c5 4.h4 a5 5.d4 f5 6.b4 bxa4
13	0	73	851266		1.a4 b5 2.c4 h5 3.f4 c5 4.e4 b4 5.d4 e5 6.g4 a5 7.dxe5
14	-100	251	2929213		1.a4 a5 2.e4 e5 3.d4 d5 4.b4 c5 5.f4 f5 6.c4 h5 7.g4
15	100	1499	17292060	1.a4 h5 2.h4 b5 3.e4 d5 4.b4 g5 5.g4 f5 6.f4
16	-100	1976	22723174	1.a4 a5 2.h4 h5 3.c4 f5 4.b4 b5 5.d4 g5 6.f4 d5 7.g4 c5
8.e4
17	0	2655	30378376	1.a4 h5 2.h4 a5 3.f4 e5 4.c4 f5 5.d4 b5 6.g4 g5 7.b4
18	-299982	5394	62233614	1.a4 h5 2.h4 a5 3.c4 c5 4.f4 e5 5.e4 f5 6.d4
19	-299982	18708	244756665	1.a4 h5 2.h4 a5 3.c4 e5 4.d4 d5 5.f4 g5 6.e4 f5 7.g4
20	-299982	32140	429458855	1.a4 h5 2.h4 a5 3.c4 e5 4.e4 d5 5.f4 c5 6.g4 b5 7.d4
g5 8.b4 f5 9.axb5
21	-299982	45633	614250543	1.a4 h5 2.h4 a5 3.c4 e5 4.e4 d5 5.f4 c5 6.d4 f5 7.g4
22	-299982	59388	802228766	1.a4 h5 2.h4 a5 3.c4 e5 4.e4 d5 5.f4 c5 6.d4 f5 7.g4
23	-299982	72952	987563406	1.a4 h5 2.h4 a5 3.c4 e5 4.e4 d5 5.f4 c5 6.d4 f5 7.g4
24	-299982	86610	1173582223	1.a4 h5 2.h4 a5 3.c4 e5 4.e4 d5 5.f4 c5 6.d4 f5 7.g4

I'm not fond of those eval swings in the middle, but my qsearch had to suffer
some simplification, and this being a pure bean counter eval might produce such
instability.

Perhaps you can confirm it?
It's quite fast this one.

-S.



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.