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Subject: Re: queen eval in early middlegame

Author: Jaime Benito de Valle Ruiz

Date: 15:08:33 11/21/03

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>Hi Georg,
>
>my "too early" queen term makes the otherwise better white queen about equal
>with the black one. The "too early" penalty is dependent on the number of own
>and opponent knights and bishops on their initial squares and their ability to
>move. There is also the pinned knight and the black kings bishop, which
>compensate the "too early" queen a bit.
>
>Another idea is to amplify the material difference (specially with pawns vs.
>piece) if positional evaluation score of the lower material side is worse some
>threshold too.
>
>>How does one achieve both ?
>>- avoid too much queen movement in the early middlegame
>>- not make it think the white queen here is bad
>>
>>
>>Georg
>

I do a similar thing, and my Queen hardly ever moves when there are "too many
minor pieces developed", while playing without a book. My engine is still crap
anyway, but this is a minor problem to worry about at the moment.

>Queen movement without real threats should not happen since other pieces are
>developed. So it's a matter of tuning and weights.
>
>Gerd



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