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Subject: Re: when tablebases cause blunders

Author: Helmut Conrady

Date: 00:01:53 05/29/02

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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

No. It isn t possible for a distance to mate-database to avoid draws under the
50-move-rule. If you use a distance to conversion-database (like Thompson´s)
this problem wouldn t arise.

helmut

• Re: when tablebases cause blunders James T. Walker 06:51:12 05/29/02
  • Re: when tablebases cause blunders Jeroen van Dorp 07:20:32 05/29/02
    • Re: when tablebases cause blunders Jeroen van Dorp 07:22:42 05/29/02
      • Re: when tablebases cause blunders James T. Walker 13:07:29 05/29/02
        • Re: when tablebases cause blunders James T. Walker 14:28:18 05/29/02
          • Re: when tablebases cause blunders Jeroen van Dorp 17:49:13 05/29/02
            • Re: when tablebases cause blunders Mogens Larsen 07:31:40 05/30/02
      • Re: when tablebases cause blunders Joshua Lee 09:45:49 05/29/02
        • Re: when tablebases cause blunders Jeroen van Dorp 17:50:19 05/29/02

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