Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: when tablebases cause blunders

Author: Uri Blass

Date: 23:15:38 05/29/02

Go up one level in this thread


On May 30, 2002 at 00:44:06, Robert Hyatt wrote:

>On May 29, 2002 at 02:34:34, Robin Smith wrote:
>
>>The position is easily winning for white.  But tablebases cause programs to want
>>to play 1.Rxf5?? after which there is a tablebase mate in 65 .... except the 50
>>move rule kicks in first and the game ends up a draw.  Are there any programs
>>that avoid this type of blunder?  [D] 5k2/3K4/8/R4b2/1R6/8/3B4/5r2 w - - 0 1
>
>
>Can't avoid it.  The current tablebases don't include 50-move-rule
>issues, so this is just a fact of life for tablebases.

You can avoid it by translating mate in 67 to something like +2 so you are going
to prefer safer ways to win the game if you can see them by search.

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.