Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Bug in Deep Junior 7 (and Junior 7) engine ...

Author: Uri Blass

Date: 07:44:36 01/16/03

Go up one level in this thread


On January 16, 2003 at 09:16:16, Aseldar Salautdinov wrote:

>Kramnik - Krasenkow (Corus Wijk aan Zee 2003)
>
>[D] 3R2nk/r5p1/6PP/3NK3/8/8/8/8 w - - 0 70
>
>Analysis by Deep Junior 7:
>
>70.hxg7+ Kxg7 71.Ke6
>  ±  (0.91)   Depth: 3   00:00:00
>70.h7!
>  +-  (5.77)   Depth: 6   00:00:00  1kN
>70.h7!
>  +-  (5.77)   Depth: 6   00:00:00  1kN
>70.h7!
>  +-  (6.07)   Depth: 9   00:00:00  11kN
>
>70.h7 Re7+ 71.Kd6 Re6+ 72.Kd7 Re8 73.Kxe8 Nh6 74.Kd7+ Ng8 75.hxg8Q#
>  +-  (#6)   Depth: 9   00:00:00  31kN
>
>70.h7 Re7+ 71.Kd6 Re6+ 72.Kd7 Re8 73.Kxe8 Nh6 74.Kd7+ Ng8 75.hxg8Q#
>  +-  (#6)   Depth: 9   00:00:00  39kN, tb=2
>
>(Salautdinov, Home 16.01.2003)

Junior is known to have bug in it's stalemate detection for years.
Here is analysis of Junior5 of the same position.

New position
3R2nk/r5p1/6PP/3NK3/8/8/8/8 w - - 0 1

Analysis by Junior 5.0:

1.h6-h7 Ra7-a1 2.h7xg8Q#
  +-  (#2)   Depth: 3   00:00:00

(Blass, Tel-aviv 16.01.2003)


Uri



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.