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Subject: Re: Material-only search from the starting position

Author: Alessandro Scotti

Date: 14:29:12 01/10/05

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On January 10, 2005 at 15:25:16, Uri Blass wrote:

>It may be interesting to know how many plies does only material search need to
>find the following mates
>
>mate in 6
>[D]4k3/8/8/8/8/8/PPPPPPPP/RNBQKBNR w - - 0 1
>
>mate in 7
>
>[D]4k3/p7/8/8/8/8/PPPPPPPP/RNBQKBNR w - - 0 1

I run a quick test with Kiwi and it found a mate in 14 for pos #1 in 11 plies
and a mate in 13 for pos #2 in 12 plies. Running the standard evaluation took
the same number of plies but found mate in 11 and mate in 10 using about 30%
less nodes.



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