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Subject: Re: Is silicon silly?

Author: Drexel,Michael

Date: 09:54:34 12/29/04

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On December 29, 2004 at 11:39:10, Misael Banuelos wrote:

>The next annotated game was published at the chess column of the Spanish
>newspaper 'El Pais' on December 24, and it was written by chess journalist and
>Fide Master Leontxo Garcia.
>
>Yesterday I decided to post this message in this forum and I have translated it
>into English. I hope I didn't commit too many mistakes in this language.
>
>Regards.
>
>MB
>
>---
>
>
>[D] 6k1/6b1/1B1p2qp/3Pp1p1/2r1p3/3n2P1/P2QB2P/R5K1 w - - 0 27
>
>Position after 26...Rxc4
>
>*Silicon is silly*
>
>White: Gelfand.
>Black: Sutovski.
>King's Indian Defence.
>Pamplona, December 22, 2004.
>
>In the opening round Israeli Boris Gelfand manages very well a position that
>computers don't understand yet.
>
>1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 0-0 6.Nf3 e5 7.Be3 h6 8.0-0 Ng4 9.Bc1
>Nd7 10.d5 Ngf6 11.Be3 Ng4 12.Bd2 f5 13.g3 fxe4 14.Nh4 g5 15.Ng6 Nxf2 16.Rxf2
>Rxf2 17.Kxf2 Qf6+ 18.Kg1 Qxg6 19.Nb5 Nc5 20.Nxc7 Rb8 21.Be3 b6
>
>Black's advantange, a pawn, is very little important: the bishop on g7 is almost
>useless and the pawns on a7, b6 and d6 are weak.
>
>22.Nb5 Nd3?!
>
>As the reader is going to understand very soon, it was better 22...a6
>
>23.Nxa7 Nxb2 24.Qd2 Nd3 25.Nxc8 Rxc8 26.Bxb6 Rxc4 (diagram)
>
>Gelfand has got a clear advantage, thanks to his passed pawn on a2. But chess
>programs don't appreciate it, not even after a long calculation time. It is due
>to the so called 'horizon effect': Silicon is uncapable of understanding that
>the little pawn on a2 is a potential queen, something that any chess player of
>certain skill sees it in tenths of second.
>
>27.a4! Qe8 28.a5! Ra4
>
>The computer shows that 28...Qb5 is advantageous for Black, without noticing
>that after 29.Be3 Qxd5 30.a6 Rc8 31.a7 Qa8 32.Bg4 Rf8 33.Be6+ Kh8 34.Qa2, with
>the threat of Bd5, 34...Nb4 35.Qb3, Black must resign.

Complete nonsense...

Is "the Computer" Fritz 5.32 on a P200??
Fritz 8 and Shredder 8 quickly think white is slightly better after 28...Qb5.

Michael


>
>29.Qd1 Rxa1 30.Qxa1 Qb5 31.Be3 Qb3 32.Bd1!
>
>The last trick was 32.a6 Nf4 33.a7 Qxe3+ 34.Kh1 Qxe2 35.a8=Q+ Kh7 36.gxf4, and
>now both 36...Qf3+ and 36...exf4 are drawn.
>
>32...Qb4 33.Bg4 Nc5 34.a6! Nxa6 35.Qxa6 Qe1+ 36.Kg2 Qxe3 37.Be6+ Kh7 38.Bf5+ Kg8
>39.Qc8+
>
>Sutovski resigned in view of an imminent mate.



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