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Subject: Re: Pawn Majorities - an interesting evaluation issue

Author: J. Wesley Cleveland

Date: 11:54:42 09/17/99

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On September 17, 1999 at 11:28:04, Robert Hyatt wrote:

>On September 17, 1999 at 09:55:43, Claudio A. Amorim wrote:
>
>>On September 16, 1999 at 23:59:25, Robert Hyatt wrote:
>>
[snip]
>>
>>Plain brute force is the answer. Given a sufficiently powerful hardware and a
>>search algorithm good enough, the problem shall be over (as any other
>>positional-judgement problem, for that matter)...
>>
>>Or not?
>
>
>One day, yes.  Seeing a passed pawn queen takes search.  Seeing how an outside
>passed pawn distracts the opposing king takes even more search.  Seeing how an
>offside majority turns into an outside passed pawn takes even more search.  More
>than I can do at present, so I am taking the evaluation approach.
>
>odd for a 'bean counter' as some would say.  :)

How about a tablebase-like approach. I would guess that 10^8 >the number of
interesting pawn structures >10^4, so with a clever encoding scheme (Eugene ?),
the whole table would fit in less than a gig, perhaps much less. It could
contain enough hints to allow a program to have a good estimate of the value.
Creating this table would not be easy (perhaps a PhD project).



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