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Subject: Re: Which programs can solve Queen vrs Rook without Nalimov tablebases?

Author: Robert Hyatt

Date: 21:12:53 05/31/02

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On May 31, 2002 at 18:43:38, Terry Ripple wrote:

>I discovered that both Tiger 14.0 and Hiarcs 8 can perform this mate, but
>Chessmaster 8000 can only do it sometimes because it got lucky as it don't
>approach with it's king the way it should. Now it might be able to do it in a
>longer time control as i was only allowing it about 20-30 seconds.
>
>Both Tiger and Hiarcs used the proper technic to perform it correctly in this
>rather short time period!
>
>What other programs can mate with only your Queen against a Rook with in the
>50-move rule and not using either the 4,or 5 man endgame tablebases?
>
>Regards,
>      Terry


Give crafty 1 second per move.  It solves it easily.  I discovered this
a few years ago when talking about the 4 piece files.  This is hard for
humans.  It is _very_ easy for computers.  Far easier than I would have
thought possible...



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