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Subject: Re: Which programs can find Rebels amazing 23.Qh3-h4!?!?! (Diagramm)

Author: Uri Blass

Date: 12:21:14 02/19/02

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On February 19, 2002 at 14:19:06, Thomas Lagershausen wrote:

>Rebel Centuy 4 - Loek van Wely
>[D]r5k1/2q2pbp/p1b1p1p1/8/Pp2p3/4N2Q/1PPR1PPP/3R2K1 w - - 0 1
>
>A wonderfull move.Something unbelievable.A real pawnsac for attack.Worldchampion
>Junior 7 couldn´t attack so strong the gm.
>
>Analysis by Junior 7(Athlon 1,5 Ghz):
>
>23.a5 Lxb2
>  ³  (-0.37)   Tiefe: 3   00:00:00
>23.b3 Tc8
>  =  (0.03)   Tiefe: 3   00:00:00
>23.b3 Tc8 24.Dh4
>  =  (-0.16)   Tiefe: 6   00:00:00  1kN
>23.Dg3 Le5 24.Dh4 Lxb2 25.Td8+ Txd8 26.Txd8+ Kg7
>  =  (0.02)   Tiefe: 6   00:00:00  5kN
>23.Dg3 Le5 24.Dh4 Lxb2 25.Td8+ Kg7 26.Txa8 Lxa8 27.Dd8
>  =  (-0.04)   Tiefe: 9   00:00:00  36kN
>23.b3 Lc3 24.Td6 Le5 25.T6d2 Lf4 26.Dh4
>  =  (-0.01)   Tiefe: 9   00:00:00  52kN
>23.b3 Lc3 24.Dg3 Dxg3 25.Td8+ Txd8 26.Txd8+ Kg7 27.hxg3 Kf6 28.Td6 Lb7 29.Td7
>  =  (0.01)   Tiefe: 12   00:00:00  341kN
>23.b3 Lf6 24.Dg3 Dxg3 25.hxg3 Kf8 26.Sc4 Lc3 27.Td6 Ld5 28.Td7 Lxc4
>  =  (0.09)   Tiefe: 15   00:00:04  5005kN
>23.b3 Lf6 24.Dg3 Dxg3 25.hxg3 Kf8 26.Td6 Tc8 27.Sc4 Ke7 28.Kh2
>  =  (0.09)   Tiefe: 17   00:00:25  26225kN
>23.b3 Lf6 24.Dg3 Dxg3 25.hxg3 Tc8 26.Sc4 Kg7 27.Sd6 Tc7 28.Kh2 Lc3
>  =  (0.14)   Tiefe: 18   00:02:16  137285kN
>23.b3 Lf6 24.Dg3 Dxg3 25.hxg3 Tc8 26.Sc4 Kf8 27.Td6 Le7
>  =  (0.16)   Tiefe: 19   00:04:51  289489kN

It is not about tactics
Junior7 gives the position after 27.Rg8+ smaller score than 0.16

I am not sure if Rebel's move is objectively the best move.

I believe that programs that cannot find it are going to find it if you increase
the material value of the queen in their evaluation.

Uri



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