Author: Rory Nolan
Date: 09:29:17 03/25/01
Go up one level in this thread
On March 25, 2001 at 11:53:20, Dieter Buerssner wrote:
>On March 25, 2001 at 10:36:07, John Hatcher wrote:
>
>>Here is the final position of the just-completed game in the finals of the Rapid
>>Chess World Cup tournament between GM Bareev and GM Kasparov. Bareev resigned
>>here.
>>
>>Kasparov,G - Bareev,E
>>
>>8/8/8/pkp2p1p/5P1P/PP1K4/8/8 b - - 0 1
>>
>>Granted, GM Bareev had very little time left, and the position LOOKS lost for
>>Black after 44. Kd3 Kc6 45. Kc4 Kd6 46. Kb5 (46. a4 Kc6 is a draw)...Kd5,
>>but Fritz thinks it's a draw, e.g. 47. Kxa5 Ke4 and the race is on.
>>
>>Maybe somebody with a faster computer than mine can discover the truth about
>>this position. Is it a draw?
>
>I probalby don't have faster hardware. Yace, AMD K6-2 475, 20 MB hash, running
>in the background:
>
>[...]
> nodes time score depth
> 509851 5.359 -1.01 17. 1...Kc6 2.Kc4 Kd6 3.Kb5 Kd5 4.Kxa5 Ke4 5.Kb5
> Kxf4 6.Kxc5 Ke3 7.b4 f4 8.b5 f3 9.b6 f2 10.b7
> f1=Q 11.b8=Q {-80}
> 801467 7.484 -0.73 18t 1...Kc6 2.Kc4 Kd6 3.Kb5 Kd5 4.Kxa5 Ke4 5.Kb5
> Kxf4 6.a4 Kg3 7.Kc4 f4 8.Kd3 f3 9.a5H Kxh4H
> 10.a6H {80}
> 823202 7.653 -0.73 18. 1...Kc6 2.Kc4 Kd6 3.Kb5 Kd5 4.Kxa5 Ke4 5.Kb5
> Kxf4 6.a4 Kg3 7.Kc4 f4 8.Kd3 f3 9.a5 Kxh4 10.a6
> {80}
> 1140073 11.428 -0.33 19++ 1...Kc6 2.Kc4 Kd6 3.Kb5 Kd5 4.Kxa5 Ke4 5.Kb5
> Kxf4 6.a4 Kg3 7.Kc4 f4 8.Kd3 f3 9.Kc3 Kxh4
> 10.Kd3 f2 11.Ke2H Kg3H 12.a5H h4H {80}
> 1290350 12.760 -0.09 19t 1...Kc6 2.Kc4 Kd6 3.Kb5 Kd5 4.Kxa5 Ke4 5.Kb5
> Kxf4 6.Kxc5 Kg3 7.b4 f4 8.b5 f3 9.b6 f2 10.b7
> f1=Q 11.b8=Q+ Kxh4 12.Qe5 {0}
> 1313159 12.929 -0.09 19. 1...Kc6 2.Kc4 Kd6 3.Kb5 Kd5 4.Kxa5 Ke4 5.Kb5
> Kxf4 6.Kxc5 Kg3 7.b4 f4 8.b5 f3 9.b6 f2 10.b7
> f1=Q 11.b8=Q+ Kxh4 12.Qe5 {0}
> 1836769 19.060 -0.05 20t 1...Kc6 2.Kc4 Kd6 3.Kb5 Kd5 4.Kxa5 Ke4 5.a4
> Kxf4 6.Kb6 Kg3 7.a5 f4 8.a6 f3 9.a7 f2 10.a8=Q
> f1=Q 11.Qd8 c4H 12.Qg8+H Kh3H {0}
> 1866930 19.367 -0.05 20. 1...Kc6 2.Kc4 Kd6 3.Kb5 Kd5 4.Kxa5 Ke4 5.a4
> Kxf4 6.Kb6 Kg3 7.a5 f4 8.a6 f3 9.a7 f2 10.a8=Q
> f1=Q 11.Qd8 c4 12.Qg8+ Kh3 {0}
>[...]
> 10271425 1:43.3 0.00 25. 1...Kc6 2.Kc4 Kd6 3.Kb5 Kd5 4.Kxa5 Ke4 5.a4
> Kxf4 6.Kb6 Kg3 7.a5 f4 8.a6 f3 9.a7 f2 10.a8=Q
> f1=Q 11.Qb8+ Kxh4 12.Qd8+ Kh3 13.Qg5 h4 {HT}
> {80}
>[...]
> 41881366 7:27.4 0.00 28. 1...Kc6 2.Kc4 Kd6 3.Kb5 Kd5 4.Kxa5 Ke4 5.a4
> Kxf4 6.Kb6 Kg3 7.a5 f4 8.a6 f3 9.a7 f2 10.a8=Q
> f1=Q 11.Qe4 Qf2 12.Kb5 Qd4 13.Qxd4 {HT} {-1001}
>
>Of course, this is in no way a proof, that it is a draw.
>
>Regards,
>Dieter
Deep Fritz gives the following after about 2 minutes.
New position
8/8/8/pkp2p1p/5P1P/PP1K4/8/8 b - - 0 1
Analysis by Deep Fritz:
1. = (0.00): 1...Kc6 2.Kc4 Kd6 3.Kc3 Kd5
2. ± (1.28): 1...Ka6 2.Kc4 Kb6 3.Kd5 Kb5 4.Kd6 c4 5.bxc4+ Kxc4 6.Ke6 Kb3 7.Kxf5
3. +- (8.22): 1...Kb6 2.Kc4 Kc6 3.a4 Kd6 4.Kb5 Kd5 5.Kxa5 Ke4 6.Kb5 Kxf4 7.a5
4. +- (11.53): 1...c4+ 2.bxc4+ Kc5 3.a4 Kc6 4.Kd4 Kd6 5.c5+ Kd7 6.Kd5 Kc7 7.c6
(Nolan, 25.03.2001)
system= AMD 950, 128mb ram for DF,
take care
Rory
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