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Subject: Re: Hard Position for PCs?!

Author: Boris Burrakowski

Date: 09:58:21 11/28/99

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On November 28, 1999 at 11:41:34, Charlie GOLD wrote:

>
> I would like to know what programs solve/do not solve the position below WHEN
>SET AT 40 MOVES IN 2 HOURS?    white side: Kg2, Qf3, Rb1, Ba2-c3, Pa3-b4-g4-h3;
> black side: Kg8, Ra8-f7, Bb6, Nb8-h6, Pa6-b7-c6-c2-f6-g5-h7. white is at the
>bottom of the board. I believe it is MATE IN SIX.
>   As an aside, the pieces are in the configuration 2000.   Yours, Charlie Gold

Rebel Century plays Qxf6 after 11 sec:s (on AMD K6-2/400) announcing mate in 8.
You are right it's a mate-in-6, but in an actual game who cares if mate will
follow in 6 or 8 moves. The point is that it stops calculating when it spots a
mate, it doesn't endeavour in finding a faster mate.

Boris



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