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Subject: Re: Bad trades

Author: Uri Blass

Date: 01:11:31 02/11/03

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On February 11, 2003 at 03:45:44, Daniel Clausen wrote:

>On February 11, 2003 at 02:44:48, Russell Reagan wrote:
>
>>I hope this is correct, because I always trade my queen and pawn for two
>>rooks, and a rook and pawn for two minor pieces :)
>
>Let me engine trade R+P vs B+N was not a good idea, since that often lead to the
>variation Bxf2+ Rxf2, Nxf2, Kxf2. I don't know how important it is to tell your
>engine this trade is not so good, when you have other very good eval-terms. My
>engine is so dumb though that it has to be told that. :)
>
>Sargon

My engine value of pieces tell it that.

B+N are evaluated as clearly more than R+P based on Movei's material values so
no special code for bad trade is needed here.

Uri



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