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Subject: Re: Cabablilities of a SEE

Author: Daniel Clausen

Date: 06:59:49 10/04/01

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Hi

On October 04, 2001 at 09:33:03, Colin Frayn wrote:

>On October 04, 2001 at 07:03:14, Tim Foden wrote:
>
>
>>[D]5rk1/1pp2R1p/p1pb4/6q1/3P1p2/2P4r/PP1BQ1P1/5RKN w - - 2 0
>>
>>This can be evaluated in 2 ways...
>>
>>(1) BxP (+1000) BxB (-3500) R1xB (+3500) QxR (-5500) RxQ (+10000) RxR (-5500)
>>.........+1000.......-2500........+1000.......-4500........+5500...........0
>>
>>>>> value = 0
>>
>>(2) BxP (+1000) BxB (-3500) R7xB (+3500) RxR (-5500) RxR (+5500) QxR (-5500)
>>.........+1000.......-2500........+1000.......-4500.......+1000.......-4500
>>
>>>>> value = -2500
>
>Damn that's clever.  I'd never thought of that.  I wonder if it's worth actually
>testing for these things or whether the extra CPU time would be better spent
>elsewhere?
>
>Cheers,
>Col

I'm wondering what the current SEE implementation does? I mean whether you
thought about this case or not, your implementation has to do something with it.
:) I suspect it simply chooses the rook move it considers first?

While in this example one could find out the better rook-move by looking ahead
one ply, it's easy to imagine there are situations where you'd have to look
ahead more than 1 ply.

Sargon



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