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Subject: Re: Testposition - Superb co-operation

Author: Enrique Irazoqui

Date: 13:11:59 03/05/01

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On March 05, 2001 at 14:11:51, Sune Larsson wrote:

>
>  [D]3k4/1p4pP/4Rp2/3p3q/3N4/8/K2PP1PP/8 w - - 0 1
>
>  Kubbel, Shajmati 1925
>
>  In this position black can relax a bit. His main worry is the dangerous
>  pawn on h7, but now he's ready to send it to the blissful hunting-grounds.
>  Then he should be able to play for a win since white's pawns are somewhat
>  loose?! No, not this time monsigneur! Look above - the name Kubbel spells
>  brilliant co-operation of the white pieces. True - it's actually white
>  to move and win. This one is about covering and taking squares. And shows
>  what a rook and knight can do to a queen...
>
>
>  Test: White to move and win. The time for your program to find the correct
>        line, gives a clue about the performance in blitz, rapid game and
>        tournament level. Solution further down.
>
>
>  Sune
>
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>
>Kubbel,L
>Shajmati, 1925
>
>1.Re3 Qxh7 2.Ne6+ Kc8 3.Rc3+ Kb8 4.Nf8 Qf5 5.e4 dxe4 6.Rc5 Qg4 7.h3 Qe2 8.Nd7+
>Ka7 9.Ra5+ 1-0

On a dual P933:

Deep Fritz 21''
Deep Shredder 197''
Gandalf 4.32h 85''
Junior 7 beta 227''
Gambit 1.0 99''

Enrique



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