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Subject: Re: Shredder wins in Graz after controversy

Author: Robert Hyatt

Date: 20:52:11 12/09/03

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On December 09, 2003 at 14:32:03, Gian-Carlo Pascutto wrote:

>On December 09, 2003 at 10:50:23, Sune Fischer wrote:
>
>>>The operator reasoned: neither engine understands this is (claimable
>>>as) a draw, so why should it be a draw?
>>
>>I disagree, one engine here showed by a draw score that it understood it was
>>draw, it even played the right moves and the GUI claimed the draw.
>>From what I can tell the whole thing worked as designed for Jonny.
>
>The engine did not understand it was a draw. It scored 0 because it saw
>the position was repeated(*), but this is NOT the same as a draw.
>
>If Sjeng shows 0.00 in a losing position against you, can I claim
>a draw? Dont think so.
>
>(*) any number of times
>
>--
>GCP

No, but if your program pops up "this is a 3-fold repetition" you certainly
should get the draw if the claim is verified by the real game history.

Engine scores are meaningless.  On a chess server I have a dynamic draw
score that changes based on the rating of my opponent, how much time he
has left, etc.





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