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Subject: Re: Rebel 12 misses a mate in one?

Author: Ernst Walet

Date: 01:00:22 07/26/03

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On July 25, 2003 at 18:32:56, Ed Schröder wrote:

>On July 25, 2003 at 18:22:43, Ernst Walet wrote:
>
>>On July 25, 2003 at 18:14:25, Ed Schröder wrote:
>>
>>>On July 25, 2003 at 17:50:21, Ernst Walet wrote:
>>>
>>>>This afternoon my account on the chessbase server played a game against Rebel
>>>>12.  To my astonishment Rebel missed a mate in one, and got mated right away.
>>>>Any thoughts on this, Ed?
>>>
>>>Yes, I have.
>>>
>>>Rebel claims a draw (50 moves rule) after 151.Bd3 which is ignored by the
>>>interface.
>>>
>>>Since blacks last pawn move is at move 101 is black allowed to make its 151th
>>>move? It's no capture, neither a pawn move.
>>>
>>>If so I have a bug in Rebel of over 20 years :)
>>>
>>>101. Bc2 d4
>>>102. Bd3 Kg7
>>>
>>>151. Bd3 Qg1#
>>>
>>>So what's the verdict?
>>>
>>>Ed
>
>
>>I was thinking in the direction of draw by repetion, but couln't find it.
>>yes, this draw by 50 move rule is interpreted in different ways, and honestly I
>>have no clue which interpretation is right.  As far as I can tell (I only
>>checked shortly due to the late hour) the chessbase interface, Shredder's
>>classic interface and the chessmaster interface don't claim draw after move 151
>>for white.
>
>I think Uri described it well, nice curiosity after 20 years. Of course you as
>long time Rebel beta-tester failed miserably, shame on you for missing this one
>:-)
>

And yet I am the first one to finally pin down this bummer, again.  ;)

>
>>Alles goed met je Ed?
>
>Prima joh, nog wat bugjes wegwerken en dan kan ik weer in de zon. Met jou ook
>alles goed?
>
>Ed

Ja redelijk wel, dank je.  Fijn dat het met jou goed gaat.

Groetjes
Ernst.



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