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Subject: Re: Piece Values in Chess Programs (Larry Kaufman)

Author: Vincent Diepeveen

Date: 10:31:16 05/06/01

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On May 06, 2001 at 09:52:41, Uri Blass wrote:

>On May 06, 2001 at 08:35:07, Vincent Diepeveen wrote:
>
>>On May 05, 2001 at 12:01:08, Dana Turnmire wrote:
>>
>>>  Here is an interesting article found in a 1989 CCR article.
>>
>>Exactly the biggest misunderstanding in chessbooks is that 2 rooks
>>are stronger as a queen. Even in most endgames a queen wins easily
>>against 2 rooks.
>
>I disagree.
>2 rooks that defend themsleves are stronger than a queen.

As i said in human games the weird cases happen.

However the majority of positions which the computer sees are big
crap. About 99.999% of what is sees is complete nonsense.

Loads of hung pawns and passers.

Queens pick those things up quick then!

>When 2 rooks attack a pawn then the queen can do nothing to protect it.
>
>Based on the games that I saw (I am not talking about GM's games) 2 rooks are
>often clearly better than a queen.
>
>The main exceptions to this rule are cases when the rooks cannot cooperate or
>when there is a dangerous passed pawn that cannot be stopped or when there are
>bishops of opposite colour that support mate attack for the queen.

Which happens to be the case in 99% of the cases.

>Uri



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