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Subject: Re: Surprises with endgame TBs performance

Author: José de Jesús García Ruvalcaba

Date: 11:54:58 02/21/00

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On February 21, 2000 at 14:24:27, Claudio Bollini wrote:

>On February 18, 2000 at 16:49:47, José de Jesús García Ruvalcaba wrote:
>
>>Hi Claudio,
>>	the see the difference, you need to have at least the 3+2 five men tablebases
>>in your harddisk (four men tablebases hardly make any difference).
>>	Also, I do not think that a testsuite is a good measure of tablebase
>>effectiveness. It is better to play from positions taken from actual games
>>against other engines (I have three selected rook endings, if you are
>>interested).
>>José.
>
>Hello, José. Yes, I'm interested in those rook endings. Could you send them
>to me or post them here?
>
>I believe that you are right about testsuites. Although this one was a huge
>set of 1258 positions, it's specially important in endgames to check if
>the program knows the *entire solution path*, not only a single move.
>
>Regards,
>Claudio

Hi Claudio,
	here they are:
8/k6p/3R4/8/Pp6/1P1p2P1/2r2P1P/6K1 b - - 0 36
8/p4rkp/6p1/8/3R2P1/1P6/8/6K1 b - - 0 36
2k4r/1p5p/p3p1P1/8/6P1/4R2P/P1P5/2K5 b - - 0 29
	Best wishes,
José.



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