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Subject: Re: Rep detection question

Author: Will Singleton

Date: 01:10:43 04/22/02

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On April 21, 2002 at 20:42:43, Russell Reagan wrote:

>Another idea might be to extend when you find the first repetition of a
>position. That way once the position had been repeated once, you would extend
>and look for a final repitition for maybe 2 or 3 ply.
>
>You could also try some kind of extention when the king has no legal moves, or
>when the king's only legal move is to the square he just came from.
>
>There are lots of ideas. Most probably wouldn't work or would cause the search
>to blow up, but there are plenty of ideas to play around with.
>
>Russell

Thanks for your comments.  The pertinent line is 42... a3 43. Nxf6+ gxf6 44.
Rg4+ Kh8 45. Rh4+ Kg8 46. Rg4+...  after which the draw should be seen and
recorded.  For some reason, I get that line, but the draw score isn't returned.
Must be buggy.

Will





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