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Subject: Re: Testposition - Instructive Bishop ending

Author: Dieter Buerssner

Date: 14:35:08 03/04/01

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On March 04, 2001 at 15:56:40, Sune Larsson wrote:

>  8/4k3/1p2b1pp/p1p1p3/P1P1P3/1P3P1P/5KB1/8 b - - 0 37
>
>  Novikov-Hjartarson, Tilburg 1992
>
>  Test: Black to move and win. Try out how fast your programs find
>        the winning line. (Found further down)

Yace:
   2600778  17.954   0.60 13t  1...g5 2.Kg3 Kf6 3.h4 h5 4.Bh3 Bf7 5.Bf5 Be8
                               6.Kh3 Bc6 7.Kg3 Bb7 {0}
   4678954  31.459   0.61 13t+ 1...b5 2.axb5 Bxc4 3.h4 Bxb5 4.f4
   5586372  37.418   0.94 13t  1...b5 2.axb5 Bxc4 3.b6 Kd8 4.f4 Bxb3 5.f5 gxf5
                               6.exf5 a4 7.b7 Kc7 8.f6 a3 9.h4 {80}
   5846630  39.110   0.94 13.  1...b5 2.axb5 Bxc4 3.b6 Kd8 4.f4 Bxb3 5.f5 gxf5
                               6.exf5 a4 7.b7 Kc7 8.f6 a3 9.h4 {80}
   8433325  56.348   1.34 14++ 1...b5 2.axb5 Bxc4 3.b6 Kd8 4.f4 Bxb3 5.f5 gxf5
                               6.exf5 a4 7.b7 Kc7 8.f6 a3 9.h4 a2 10.h5 {80}
  15314691  1:41.7   1.63 14t  1...b5 2.cxb5 Bxb3 3.h4 Bxa4 4.Bf1 Kd6 5.Bc4
                               Kc7H 6.Ke3H Kb6H 7.Bf7H Bxb5H 8.Bxg6H Kc7H {HT}
                               {80}
  16946879  1:53.0   1.63 14.  1...b5 2.cxb5 Bxb3 3.h4 Bxa4 4.Bf1 Kd6 5.Bc4
                               Kc7 6.Ke3 Kb6 7.Bf7 Bxb5 8.Bxg6 Kc7 {HT} {80}

Perhaps this is wrong - at least it is different to the solution you gave ...

-- Dieter





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