Author: Sune Larsson
Date: 16:14:46 03/01/01
Go up one level in this thread
On March 01, 2001 at 18:33:33, Dieter Buerssner wrote:
>On March 01, 2001 at 17:42:57, Sune Larsson wrote:
>
>> 4B3/5K2/5P1b/2p5/2p5/1k6/8/8 w - - 0 1
>>
>> A. Selesniew, 1921
>
>[...]
>
>> Test: White to move and draw. Not many choices - the black pawns
>> are on the run.
>
>I think, Yace finds the correct move, but has no understanding at all of the
>position:
Yes, 1.Kg6! is the correct move. And the variation after 1.-c3 is drawn.
But there are other tricky things after 1.-Bf4. Around and around we go...
>
> 2643680 31.800 -3.33 14t 1.Ke6 c3 2.Bg6 c2 3.Bxc2+ Kxc2 4.Kd5 Bf8 5.Kc4
> Kd2 6.f7 Kc2 7.Kd5 Kd3 8.Ke5 c4 9.Kf4 c3 {-350
> 3574883 41.472 -3.33 14. 1.Ke6 c3 2.Bg6 c2 3.Bxc2+ Kxc2 4.Kd5 Bf8 5.Kc4
> Kd2 6.f7 Kc2 7.Kd5 Kd3 8.Ke5 c4 9.Kf4 c3 {-350
> 4170367 46.914 -3.73 15-- 1.Ke6 c3 2.Bg6 c2 3.Bxc2+ Kxc2 4.Kd5 Bf8 5.Kc4
> Kd2 6.Kb3 Kd3 7.Kb2 c4 8.Ka2 c3 9.Ka1
> 5176132 53.761 -4.40 15t 1.Ke6 c3 2.Bg6 c2 3.Bxc2+ Kxc2 4.Kd5 Bf8 5.Kc4
> Kd2 6.f7 Kc2 7.Kb5 Kd3 8.Kc6 c4 9.Kd7 c3 10.Ke
> {-350}
> 7707041 1:17.3 -4.40 15. 1.Ke6 c3 2.Bg6 c2 3.Bxc2+ Kxc2 4.Kd5 Bf8 5.Kc4
> Kd2 6.f7 Kc2 7.Kb5 Kd3 8.Kc6 c4 9.Kd7 c3 10.Ke
> {-350}
> 8990207 1:28.6 -4.80 16-- 1.Ke6 c3 2.Bg6 c2 3.Bxc2+ Kxc2 4.Kf5 Bf8 5.Kg6
> c4 6.Kh7 Kd3 7.Kg8 Bd6 8.Kh7 c3 9.Kh8 {HT}
> 14942957 2:20.0 -8.58 16t 1.Ke6 c3 2.Bg6 c2 3.Bxc2+ Kxc2 4.Kd5 Bf8 5.Kc4
> Kd2 6.Kb3 Kd3 7.Kb2 c4 8.Ka2 c3 9.Ka1 c2 10.Kb
> Ba3+ 11.Kxa3 c1=Q+ {HT} {-921}
> 19373739 2:52.7 -8.57 16t+ 1.Bd7 c3 2.Be6+ c4 3.Kg6 Bf8 4.Kf7 c2 5.Kxf8
> c1=Q
> 36489915 4:49.6 -6.49 16t 1.Bd7 c3 2.Kg6 Bf4 3.f7 Bd6 4.Bf5 c4 5.Kh7 c2
> 6.Bxc2+ Kxc2 7.Kg7 Kd2 8.Kg8 c3 9.f8=Q Bxf8
> 10.Kh7 {HT} {-430}
> 40019716 5:16.7 -6.48 16t+ 1.Kg6 c3 2.Kxh6 c2
> 44923432 5:50.6 -5.91 16t 1.Kg6 c3 2.Kxh6 c2 3.f7 c1=Q+ 4.Kh7 Qf4 5.Kg7
> Qe5+ 6.Kg8 Qg5+ 7.Kh7 Qf6 8.Kg8 Qg6+ 9.Kf8H
> {-651}
> 46323995 6:01.5 -5.91 16. 1.Kg6 c3 2.Kxh6 c2 3.f7 c1=Q+ 4.Kh7 Qf4 5.Kg7
> Qe5+ 6.Kg8 Qg5+ 7.Kh7 Qf6 8.Kg8 Qg6+ 9.Kf8
> {-651}
> 56805790 7:21.1 -5.91 17t 1.Kg6 c3 2.Kxh6 c2 3.f7 c1=Q+ 4.Kh7 Qf4 5.Kg7
> Qe5+ 6.Kg8 Qg5+ 7.Kh7 Qf6 8.Kg8 Qg6+ 9.Kh8 Qd6
> 10.Kg8 Qd5 {-651}
> 61369867 7:57.1 -5.91 17. 1.Kg6 c3 2.Kxh6 c2 3.f7 c1=Q+ 4.Kh7 Qf4 5.Kg7
> Qe5+ 6.Kg8 Qg5+ 7.Kh7 Qf6 8.Kg8 Qg6+ 9.Kh8 Qd6
> 10.Kg8 Qd5 {-651}
> 83656032 10:56.8 -5.88 18t 1.Kg6 c3 2.Kxh6 c2 3.f7 c1=Q+ 4.Kh7 Qf4 5.Kg7
> Qe5+ 6.Kg8 Qe6 7.Bd7 Qd5 8.Bc6 Qg5+ 9.Kh7 Qf6
> 10.Bd5+ Kc3 11.Kg8 {-651}
> 91741907 12:10.7 -5.88 18. 1.Kg6 c3 2.Kxh6 c2 3.f7 c1=Q+ 4.Kh7 Qf4 5.Kg7
> Qe5+ 6.Kg8 Qe6 7.Bd7 Qd5 8.Bc6 Qg5+ 9.Kh7 Qf6
> 10.Bd5+ Kc3 11.Kg8 {-651}
>
>-- Dieter
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