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Subject: Re: while we are talking WAC

Author: Roy Eassa

Date: 10:20:56 06/27/02

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On June 27, 2002 at 09:40:40, Georg v. Zimmermann wrote:

>Hi,
>
>another not-so-trivial is
>
>WAC 213
>
>[D]3r1r1k/1b4pp/ppn1p3/4Pp1R/Pn5P/3P4/4QP2/1qB1NKR1 w - - bm Rxh7+
>
>
>
>How long does it take your program and the top to see that Rxh7+ is a mate in 15
>( at least thats what Sunsetter says ) ?
>


How can white shorten this mate, which takes 18 moves? :

1.Rxh7+ Kxh7 2.Qh5+ Kg8 3.Rxg7+ Kxg7 4.Bh6+ Kh7 5.Bg5+ Kg7 6.Qh6+ Kf7
7.Qf6+ Kg8 8.Qg6+ Kh8 9.Bf6+ Rxf6 10.exf6 Qxe1+ 11.Kxe1 Nc2+ 12.Kf1 Ne3+
13.fxe3 Rd7 14.Qe8+ Kh7 15.Qxd7+ Ne7 16.Qxe7+ Kh6 17.Qg7+ Kh5 18.Qg5#




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