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Subject: Re: a strange positional evaluation

Author: Uri Blass

Date: 01:27:44 09/30/01

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On September 29, 2001 at 21:05:58, allan johnson wrote:

>On September 29, 2001 at 18:02:31, Uri Blass wrote:
>
>>PATZER 3.61 - Quark
>>[D]8/6kB/8/6P1/P7/4p3/3bK3/8 w - - 0 1
>>
>>I wonder what is the reason that patzer evaluated
>>this drawn position as +2.50 for white.
>>
>>Even programs with only material evaluation can see only +1
>>for white.
>>
>>What is the reason for 1.5 pawns positional bonus?
>>
>>Uri
> Uri: Perhaps the programmer did not include rules about end games when the
>bishops are on opposite colours?
>Al

even without rules for opposite bishop the question still remain
What is the reason for 1.5 pawns positional bonus.

I do not think that a dustance passed pawn justifies 1.5 pawn positional bonus.

Uri



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