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Subject: Re: Endgame tablebases - how much do they really affect playing strength

Author: Les Fernandez

Date: 10:40:59 10/03/03

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On October 03, 2003 at 09:45:36, Mark Rawlings wrote:

>On October 02, 2003 at 04:09:22, Robert Allgeuer wrote:
>
>>Hi,
>>I have run two self-play tests on this subject in the past, please refer to
>>these links:
>>
>>http://www.chess-archive.com/ccc.php?art_id=281455
>>http://www.chess-archive.com/ccc.php?art_id=307405
>>
>>The bottom-line of these tests (and at least another one that I am aware of) is
>>that 5 men EGTBs do not give you a statistically measurable increase in playing
>>strength compared to having no EGTBs.
>
>Is this because it slows down the search?  The "no increase in strenght" has
>been reported before, but it's still hard for me to believe...
>
>Mark
>
>
>>But for endgame analysis I would still clearly prefer having them than not.
>>
>>Robert


My thoughts are it may not be a measurable difference "yet" I suspect that if we
were talking 9 or 10 piece egtb's then we would show the advantage.  Not that 9
or 10 is the transisiton point but that as we have more pieces in a tb then the
more measurable will be the advantage.

Les



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