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Subject: Re: 44..h5! wins for Hübner according to shredder

Author: Otello Gnaramori

Date: 14:38:43 07/18/01

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On July 18, 2001 at 16:59:26, Sune Larsson wrote:

>On July 18, 2001 at 13:07:01, Thomas Lagershausen wrote:
>
>>[D]8/1p3kn1/3P3p/1p2P1P1/4K2P/8/8/8 b - - 44...h5 ! creates the winning
>>freepawn.
>>
>>Analyses by shredder:
>>
>>21	 2:28 	-3.46 	45.Kd5 b4 46.g6+ Kf8 47.Kc4 Se6 48.Kxb4 Kg7 49.Kb5 Kxg6 50.Kb6
>>Kf5 51.Kxb7 Kxe5 52.Kc6 Sf8 53.Kc5 Ke6 54.Kd4 Sd7 55.Ke4 (70.954.038) 477.0
>> 21	 3:14 	-5.43 	45.Kd3 Se6 46.Kc3 Sf8 47.Kb4 Ke6 48.Kxb5 Sg6 49.Kb6 Kd7
>>50.Kxb7 Sxe5 51.Kb6 (91.507.627) 469.8
>> 21	 4:49 	-6.80 	45.Kd4 Se6+ 46.Kc3 Sf8 47.Kb4 Ke6 48.Kxb5 Sg6 49.Kb6 Sxe5
>>50.Kc5 Sg6 (133.608.426) 461.2
>>
>>Black wins with the h-pawn.No good day for Hübner.A player for his class should
>>see this.
>
>
> Yes, and I was *very* surprised when Huebner played 44.-hxg5. 44.-h5 seemed
> obvious and according to his previous moves. As a pure speculation one could
> assume that he was tired at this stage. Anyway, a gross mistake in pure
> calculation.
>
> Sune

That's the point, Sune.
Calculation is a prerogative of the machines: in that field they shines over us.
We poor humans , also if brilliant GM , have to count on our intuition to supply
to the depth of calculus, but sometimes a precise calculation is necessary, and
to follow the sole intuition can lead to an incorrect path.
But probably , as you said, it was also a problem of tiredness.

Regards.





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