Author: Robert Hyatt
Date: 07:16:11 07/12/99
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On July 12, 1999 at 03:46:02, Sylvain Renard wrote: >Using Crafty 16.5T (Fritz interface) with endgame tablebases, >I have noticed this bug (easy for me, my program has the same!!) : > >Start position: > >4k3/8/6P1/4K1P1/8/8/8/8 w - - 0 1 > >White: Ke5, pawns g5 & g6 >Black: Ke8 >white to move (machine = black, white = weak player!). >1.Kd6?? (there are several wining moves!) 1...Kf8= 2.Ke5 Ke8?? leading >to the start position, so Crafty 16.5T (Fritz interface) evaluation is 0.00 , >because of the repetition of the position! > This bug is not present in "normal" Crafty 16.11 (Winboard interface) so I >wanted to ask Mr Hyatt his explanation. > Thank you and best regards, > Sylvain Renard There doesn't appear to be anything wrong. Crafty considers two repetitions a draw, as it always has. In that regard, the above is a draw as far as it is concerned.
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