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Subject: Re: Testposition - The Prisoner

Author: Dieter Buerssner

Date: 18:41:38 03/09/01

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On March 09, 2001 at 21:25:26, Sune Larsson wrote:

>  8/2p1p3/B1p3p1/4PkP1/5P2/5K2/8/1b6 w - - 0 1
>
>  Melnichenko,E 1979
>
>  Test: White to move and win. The Russian solution further down.

This one looked easier to Yace than the last positions you have shown. Bc8+ is
choosen immediately. After some time:

   2754447  17.907   0.81 17t  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3H c4H 8.Bxc4H Bc2H 9.Be2H c6H
                               10.Bf1H Kg4H 11.Bc4H Kf5H {HT}
   3398235  21.607   0.81 17.  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4 Bc2 9.Be2 c6
                               10.Bf1 Kg4 11.Bc4 Kf5
   3838856  24.325   0.81 18t  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4H 8.Bxc4H Bc2H 9.Be2H c6H
                               10.Bf1H Kg4H 11.Bc4H Kf5H {HT}
   4990590  31.165   0.81 18.  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4 Bc2 9.Be2 c6
                               10.Bf1 Kg4 11.Bc4 Kf5
   5934274  37.327   0.81 19t  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4H Bc2H {HT}
   8251403  54.730   0.81 19.  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4 Bc2
  12508262  1:23.8   0.81 20t  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4H Bc2H {HT}
  17162172  2:00.9   0.81 20.  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4 Bc2
  21392084  2:29.2   0.81 21t  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4H Bc2H {HT}
  27622374  3:14.2   0.81 21.  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4 Bc2
  38754677  4:20.9   0.75 22t  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4 Bc2 9.Bf1 Kg4
                               10.Be2+ Kf5 11.Bc4 c5 12.Bf1 Kg4 13.Bg2 Bf5
                               14.Bc6 {0}
  56690003  6:30.4   0.75 22.  1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4 Bc2 9.Bf1 Kg4
                               10.Be2+ Kf5 11.Bc4 c5 12.Bf1 Kg4 13.Bg2 Bf5
                               14.Bc6 {0}
  66107148  7:28.2   1.15 23++ 1.Bc8+ e6 2.Ba6 Be4+ 3.Ke3 Bb1 4.Bc4 Bc2 5.Ba2
                               c5 6.Bc4 Bb1 7.Bb3 c4 8.Bxc4 Kg4 9.Bxe6+ Bf5
                               10.Bxf5+ Kxf5 11.Kd2 c5 12.Kc2 Ke6 13.Kc3 Kf5
                               14.Kc4 Kg4 15.Kxc5H Kf5H 16.Kc6H Kg4H 17.Kc7H
                               Kg3H 18.f5H gxf5H 19.e6H {HT} {80}
-- Dieter




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