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Subject: Re: Tablebase fun

Author: Rafael Andrist

Date: 03:45:26 01/03/02

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On January 03, 2002 at 05:37:47, Michael Schmolei wrote:

>Hi,
>the Shredder 6-endgame-oracle shows me 12 positions with mate in 127!
>What is there wrong?
>I have installed all 3-,4- and 5-man tablebases.
>8/8/8/8/1p2P3/4P3/1k6/3K4 w - -; e = +M127
>8/8/8/8/3P2p1/3P4/6k1/4K3 w - -; e = +M127
>8/8/8/1p6/4P3/k3P3/8/3K4 w - -; e = +M127
>8/8/8/1p6/4P3/k1K1P3/8/8 w - -; e = +M127
>8/8/8/1p6/4P3/k2KP3/8/8 w - -; e = +M127
>8/8/8/8/1p2P3/1k2P3/8/3K4 w - -; e = +M127
>8/8/8/8/1p2P3/1k1KP3/8/8 w - -; e = +M127
>8/8/8/8/3P2p1/3P2k1/8/4K3 w - -; e = +M127
>8/8/8/8/3P2p1/3PK1k1/8/8 w - -; e = +M127
>8/8/8/6p1/3P4/3P3k/8/4K3 w - -; e = +M127
>8/8/8/6p1/3P4/3PK2k/8/8 w - -; e = +M127
>8/8/8/6p1/3P4/3P1K1k/8/8 w - -; e = +M127
>
>Regards
>Michael

These are only positions with White to move, there are also 7 (using symmetry,
14 in total) with Black to move and White to mate in 127:

8/8/8/1p6/4P3/2K1P3/k7/8 b - - om 127;
8/8/8/1p6/4P3/4P3/1k6/3K4 b - - om 127;
8/8/8/1p6/4P3/1k1KP3/8/8 b - - om 127;
8/8/1p6/8/4P3/k1K1P3/8/8 b - - om 127;
8/8/1p6/8/4P3/k2KP3/8/8 b - - om 127;
8/1p6/8/8/4P3/k1K1P3/8/8 b - - om 127;
8/1p6/8/8/4P3/k2KP3/8/8 b - - om 127;

regards
Rafael B. Andrist



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