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Subject: Re: Troitsky endgame position (1913) Nice position!!!

Author: bobby palacios

Date: 18:46:36 03/25/03

Go up one level in this thread


On March 25, 2003 at 19:35:11, Tanya Deborah wrote:

>
>
>8/2pp2pp/8/2PP1P2/1p5k/8/PP4p1/6K1 w - - 0 1
>
>
>White is winning in this position!!! And the best move is not Kxg2.
>
>Which engine can solve this position in less time showing a winning line (score)
>???
>
>Regards!
>
>Tanya Deborah.

Ruffian 1.01 takes about the same time as Yace.

p4 2.47ghz, 256mb hash.


Analysis by Ruffian 1.0.1:

1.Kxg2
  µ  (-0.84)   Depth: 1/1   00:00:00
1.a4 bxa3 2.bxa3
  ²  (0.56)   Depth: 1/3   00:00:00
1.a4 bxa3 2.bxa3
  ²  (0.56)   Depth: 2/3   00:00:00
1.a4 bxa3 2.bxa3 Kg3
  ²  (0.46)   Depth: 3/8   00:00:00
1.a4 bxa3 2.bxa3 Kg5 3.a4 Kxf5
  =  (-0.05)   Depth: 4/8   00:00:00
1.a4 bxa3 2.bxa3 Kg5 3.a4 Kxf5
  =  (-0.05)   Depth: 5/9   00:00:00
1.a4 bxa3 2.bxa3 Kg5 3.a4 Kxf5 4.a5
  ±  (0.86)   Depth: 6/10   00:00:00  5kN
1.a4 bxa3 2.bxa3 Kg5 3.a4 Kxf5 4.a5 Ke4
  ²  (0.66)   Depth: 7/11   00:00:00  10kN
1.a4 bxa3 2.bxa3 Kg5 3.a4 Kxf5 4.a5 Ke4 5.a6 Kxd5
  ²  (0.62)   Depth: 8/13   00:00:00  24kN
1.a4 bxa3 2.bxa3 Kg5 3.a4 Kxf5 4.a5 Ke4 5.a6 Kxd5
  ²  (0.62)   Depth: 9/14   00:00:00  54kN
1.a4 bxa3 2.bxa3 Kg3 3.a4 h5 4.f6 gxf6 5.a5 d6 6.c6
  ±  (0.76)   Depth: 10/16   00:00:00  119kN
1.a4 bxa3 2.bxa3 Kg3 3.a4 h5 4.f6 gxf6 5.a5 h4 6.a6 h3
  =  (-0.23)   Depth: 11/21   00:00:00  245kN
1.a4 bxa3 2.bxa3 Kg3 3.a4 h5 4.f6 gxf6 5.c6 dxc6 6.dxc6 h4 7.a5 h3
  ²  (0.35)   Depth: 12/22   00:00:01  656kN
1.a4 bxa3 2.bxa3 Kg3 3.c6 dxc6 4.dxc6 h5 5.f6 gxf6 6.a4 h4 7.a5 h3
  µ  (-1.33)   Depth: 13/25   00:00:01  1060kN
1.Kxg2 Kg5 2.a4 bxa3 3.bxa3 Kxf5 4.a4 Ke4 5.d6 cxd6 6.a5 Kd5 7.a6 Kc6 8.cxd6
  ³  (-0.52)   Depth: 13/25   00:00:01  1695kN
1.Kxg2 Kg5 2.a4 bxa3 3.bxa3 Kxf5 4.a4 Ke4 5.d6 cxd6 6.a5 Kd5 7.a6 Kc6 8.a7 Kb7
  ³  (-0.50)   Depth: 14/25   00:00:02  2189kN
1.Kxg2 Kg5 2.a4 bxa3 3.bxa3 Kxf5 4.a4 Ke4 5.d6 cxd6 6.c6 dxc6 7.a5 d5 8.a6 c5
9.a7
  =  (-0.22)   Depth: 15/27   00:00:02  3116kN
1.Kxg2
  =  (0.13)   Depth: 16/28   00:00:03  4115kN
1.Kxg2 Kg5 2.a4 bxa3 3.bxa3 Kf6 4.a4 Ke7 5.a5 Kd8 6.a6 Kc8 7.c6 dxc6 8.dxc6 Kb8
9.Kf3 g6
  ±  (1.14)   Depth: 16/28   00:00:04  5393kN
1.Kxg2
  ±  (0.79)   Depth: 17/29   00:00:05  6129kN
1.Kxg2 Kg5 2.a4 bxa3 3.bxa3 Kf6 4.a4 Ke7 5.a5 Kd8 6.c6 dxc6 7.dxc6 Kc8 8.Kf3 h5
9.a6 h4
  ±  (0.74)   Depth: 17/31   00:00:06  7663kN
1.Kxg2 Kg5 2.a4 bxa3 3.bxa3 Kf6 4.a4 Ke7 5.a5 Kd8 6.c6 dxc6 7.dxc6 Kc8 8.Kf3 Kb8
9.Ke4 Ka7 10.Ke5
  ±  (1.01)   Depth: 18/34   00:00:10  13306kN
1.Kxg2
  ²  (0.66)   Depth: 19/37   00:00:14  17639kN
1.Kxg2 Kg5 2.a4 bxa3 3.bxa3 Kf6 4.a4 Ke7 5.a5 Kd8 6.c6 dxc6 7.dxc6 Kc8 8.Kf3 Kb8
9.Ke4 Ka7 10.Ke5 Ka6
  ²  (0.61)   Depth: 19/39   00:00:18  22150kN
1.f6
  ±  (1.36)   Depth: 19/41   00:01:02  67829kN
1.f6 gxf6 2.Kxg2 Kg5 3.a4 bxa3 4.bxa3 Kf5 5.a4 Ke4 6.d6 cxd6 7.c6 dxc6 8.a5 c5
9.a6 c4 10.a7 c3 11.a8Q+ Kd3
  +-  (2.32)   Depth: 19/43   00:01:22  88665kN
1.f6
  +-  (2.67)   Depth: 20/44   00:01:55  123137kN
1.f6 gxf6 2.Kxg2 Kg5 3.a4 bxa3 4.bxa3 Kf5 5.a4 Ke4 6.d6 cxd6 7.c6 dxc6 8.a5 c5
9.a6 c4 10.a7 c3 11.a8Q+ d5 12.Kf2
  +-  (2.70)   Depth: 20/44   00:02:18  147747kN
1.f6
  +-  (2.35)   Depth: 21/44   00:02:24  154249kN
1.f6 gxf6 2.Kxg2 Kg5 3.a4 bxa3 4.bxa3 Kf5 5.a4 Ke5 6.d6 cxd6 7.c6 dxc6 8.a5 c5
9.a6 c4 10.a7 c3 11.a8Q c2 12.Qc6
  +-  (2.18)   Depth: 21/44   00:02:53  185423kN
1.f6
  +-  (2.53)   Depth: 22/51   00:05:25  346549kN
1.f6 gxf6 2.Kxg2 Kg5 3.a4 bxa3 4.bxa3 Kf5 5.a4 Ke5 6.d6 cxd6 7.c6 dxc6 8.a5 c5
9.a6 c4 10.a7 d5 11.a8Q c3 12.Kf3
  +-  (2.90)   Depth: 22/51   00:08:02  507618kN





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