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Subject: Re: WAC 8

Author: Martin Grabriel

Date: 00:49:25 10/25/99

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I set up the position in Fritz 5.32
Hash/Hardware : 2048kB Pentium II 350mHz


2.  Nxf7+ Kg8
3.  Nh6+ Kh8
4.  Re1 Be6
5.  Rxe6 Rb8
6.  Re7 Ra8

+- (#7) depth: 8/25 00:00:00 88kN





On October 24, 1999 at 12:55:22, James Robertson wrote:

>r4q1k/p2bR1rp/2p2Q1N/5p2/5p2/2P5/PP3PPP/R5K1 w - - bm Rf7; id WAC008;
>
>My program has always solved WAC 8 easily. But last night I noticed the latest
>version chose Nf7+ instead of Rf7. I looked at the position with Crafty 16.18,
>and it gives mate in 7 after Rf7. After Nf7+, Crafty gives mate in 10 on ply 12,
>so this value may not be trustworthy.
>
>Can anyone look at the position and find out how far Nf7+ really is from mate?
>
>James



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