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Subject: Re: Another position.

Author: William Bryant

Date: 19:42:38 12/07/00

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On December 07, 2000 at 20:52:40, Mogens Larsen wrote:

>The move of the day from FIDE 2000 according to KC came from the Anand-Macieja
>game. Anand played 25.Bxe6! in the position below. Maybe something for a chess
>program to chew on?
>
>[D]2r3k1/5p2/1p2pp1p/pPq5/Pn6/1B6/1P2QPPP/3R2K1 w - - 0 25
>
>Regards,
>Mogens

Screamer on a relatively slow machine by todays standards finds this in under 2
minutes.

G3-266mhz
Aggressive Search
New Board Position
2r3k1/5p2/1p2pp1p/pPq5/Pn6/1B6/1P2QPPP/3R2K1 w - - 0 25
PLY          NODES       TIME      SCORE  PV
______________________________________________________________
 5/00        24286       0.521     +0.54  Qg4+ Kh8 Qh3 Qg5 Rd7 Kg8
 6/00        89472       1.742     +0.66  Qg4+ Kh8 Qf4 Qg5 Qd4 Rb8 Bc4
 7/00       152360       2.893     +0.58  Qg4+ Kh8 Qf4 Qg5 Qd6 Qc5 Qxc5 Rxc5 Rd7
 8/00       695658      12.526     +0.54  Qg4+ Kh8 Rd7 Qc1+ Bd1 Qxb2 Rxf7 f5 Qg6
Qd2
 9/00      1800444      31.517     +0.58  Qg4+ Kh8 Qf4 Qg5 Qd4 Rg8 Qe4 Qe5 Qxe5
fxe5 Rd7
10/00      3179895      54.671     +0.54  Qg4+ Kh8 Qf4 Qg5 Qd4 Rg8 g3 Rb8 f4 Qg6
Bc4
10/01      6195433     106.649     +0.62  Bxe6 fxe6 Qxe6+ Kg7 Rd7+ Kg6 g4 Rf8
Qe4+ f5 Qe6+ Kg5 Rg7+ Kf4 Qxh6+ Kf3 Qh4

It later fails high on ply 12.  So it takes a while to fully understand the
position, but it never switches from the move after this point.

William
wbryant@ix.netcom.com



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