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Subject: Re: Under 2600 Club update

Author: James B. Shearer

Date: 09:43:20 12/09/98

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On December 09, 1998 at 04:18:43, Steffen Jakob wrote:

>On December 09, 1998 at 01:34:58, Bruce Moreland wrote:
>
>>
>>On December 08, 1998 at 20:39:44, Will Singleton wrote:
>>

>>>
>>>   <material deleted>
>>>
>>>First congratulations are in order for Rival, who has posted the highest
>>>increase for this period.  And Hossa must have been working on his evaluation :)
>>>
>>>Will
>>
>>These are all playing on ICC or some such?  If so I would expect to see rating
>>fluctuations in excess of 200 points.
>>
>>Another thing is that the time controls used by the program are very important
>>in establishing rating.  If an automatic program only plays 5 0 against humans
>>it will be rated higher than a program that plays 2 12 against humans, and
>>almost certainly higher than one that plays any time control against other
>>computers.
>
>Right, last week I made Hossa's formula more friendlier and the result was that
>its rating went down from about 2350 to 2200.
>
>Greetings,
>Steffen.

       Hossa seems to have a problem with the 50 move rule on ICC.  I recently
won a game when Hossa hung a rook after about 52 moves in a kr vrs kr ending.
The draw is not automatic, you have to claim it.  I have seen this problem with
other programs also (also with 3 time repetitions).
                            James B. Shearer
PS:  Btw is this club for programs only?



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