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Subject: Re: Apropos blocked positions.

Author: pavel

Date: 09:07:46 10/07/02

Go up one level in this thread


On October 06, 2002 at 17:01:43, Dan Andersson wrote:

>How long before your favourite engine finds the winning move?
>[D]5k2/1q4bQ/5p1p/p1p1pPpP/2PpP1P1/Pp1P4/1P5K/5B2 b - - 0 1
>A subvariation from a game I played against a computer recently. I'm black.
>
>MvH Dan Andersson


New game
5k2/1q4bQ/5p1p/p1p1pPpP/2PpP1P1/Pp1P4/1P5K/5B2 b - - 0 1

Analysis by Ruffian 1.0.1:

1...a4
  ²  (0.31)   Depth: 1/1   00:00:00
1...Qf7
  =  (0.23)   Depth: 1/2   00:00:00
1...Ke8
  =  (0.07)   Depth: 1/3   00:00:00
1...Ke8 2.Qg8+ Bf8
  ²  (0.46)   Depth: 2/4   00:00:00
1...Qf7 2.Kg3
  ²  (0.36)   Depth: 2/4   00:00:00
1...Qf7 2.Qg6 a4
  =  (0.22)   Depth: 3/5   00:00:00
1...Qf7 2.Kg3 Ke7 3.Bh3
  ²  (0.40)   Depth: 4/6   00:00:00
1...Qc7 2.Kg3 Qd6 3.Bg2
  ²  (0.35)   Depth: 4/6   00:00:00
1...Qe7 2.Bh3 Ke8 3.Qg8+ Kd7
  ²  (0.27)   Depth: 4/6   00:00:00
1...Qe7 2.Qg6 a4 3.Kh3 Qd6
  ²  (0.27)   Depth: 5/9   00:00:00
1...Qe7 2.Bg2 a4 3.Qg6 Qd6 4.Kh3
  ²  (0.39)   Depth: 6/10   00:00:00  8kN
1...Qf7 2.Be2 Ke8 3.Bd1 a4 4.Qg6 Qxg6 5.hxg6
  ²  (0.30)   Depth: 6/10   00:00:00  10kN
1...Qf7 2.Kg3 Ke7 3.Qg6 Qxg6 4.hxg6 Kd6 5.Kf3
  ²  (0.33)   Depth: 7/11   00:00:00  17kN
1...Qf7 2.Kg3 Ke7 3.Qg6 Qxg6 4.hxg6 a4 5.Kf3 Kd6
  ²  (0.29)   Depth: 8/13   00:00:00  32kN
1...Qf7 2.Qg6 Qxg6 3.hxg6 Ke7 4.Kg3 a4 5.Kf3 Kd6 6.Bg2
  ²  (0.32)   Depth: 9/13   00:00:00  54kN
1...Qf7 2.Qg6 Qxg6 3.hxg6 a4 4.Kg3 Ke7 5.Kf3 Kd7 6.Bg2 Kd6
  ²  (0.32)   Depth: 10/14   00:00:00  76kN
1...Qf7 2.Qg6 a4 3.Kg3 Ke7 4.Bg2 Qf8 5.Bh1 Kd8 6.Bf3 Kc8
  =  (0.24)   Depth: 11/15   00:00:00  148kN
1...Qf7 2.Qg6 a4 3.Kg3 Ke7 4.Bg2 Qf8 5.Bf3 Kd8 6.Kf2 Qe7 7.Kf1 Kc8
  ²  (0.28)   Depth: 12/20   00:00:00  223kN
1...Qf7 2.Qg6 a4 3.Kg3 Ke7 4.Bg2 Qf8 5.Bf3 Kd8 6.Kf2 Qe7 7.Kf1 Kc8
  =  (0.21)   Depth: 13/20   00:00:01  455kN
1...Qf7 2.Qg6 a4 3.Kg1 Ke7 4.Bg2 Qf8 5.Kf1 Kd8 6.Bf3 Qe7 7.Be2 Kc8 8.Ke1 Kd7
9.Bf3
  =  (0.24)   Depth: 14/20   00:00:01  674kN
1...Qf7 2.Qg6 a4 3.Kg1 Ke7 4.Bg2 Qf8 5.Kf1 Kd8 6.Bf3 Kc7 7.Ke1 Kb6 8.Kd1 Qe7
  =  (0.15)   Depth: 15/24   00:00:04  1781kN
1...Qf7 2.Qg6 a4 3.Kg1 Ke7 4.Bg2 Qf8 5.Kf1 Kd8 6.Bf3 Kc7 7.Ke1 Kb6 8.Kd1 Qe7
9.Ke1
  =  (0.15)   Depth: 16/24   00:00:04  2102kN
1...Qf7 2.Qg6 a4 3.Kg1 Ke7 4.Bg2 Qf8 5.Kf1 Kd8 6.Bf3 Kc7 7.Ke1 Kb6 8.Kd1 Qe7
9.Ke1 Qd7
  =  (0.15)   Depth: 17/27   00:00:06  3157kN
1...Qf7 2.Qg6 a4 3.Kg1 Ke7 4.Bg2 Qf8 5.Kf1 Kd8 6.Bf3 Kc7 7.Ke1 Kb6 8.Kd1 Qe7
9.Be2 Qd7 10.Bf3
  =  (0.15)   Depth: 18/30   00:00:08  4523kN
1...Qd7 2.Qg6 Qa4 3.Be2 Qxa3 4.bxa3 b2 5.Bd1 b1Q 6.Ba4 Kg8 7.Qe8+ Bf8 8.Qg6+ Bg7
  =  (0.00)   Depth: 18/30   00:00:11  5926kN
1...Qd7 2.Qg6 Qa4 3.Be2 Qxa3 4.bxa3 b2 5.Bd1 b1Q 6.Ba4 Kg8 7.Qe8+ Bf8 8.Qg6+ Bg7
  =  (0.00)   Depth: 19/34   00:00:12  6778kN
1...Qd7 2.Qg6 Qa4 3.Be2 Qxa3 4.bxa3 b2 5.Bd1 b1Q 6.Ba4 Kg8 7.Qe8+ Bf8 8.Qg6+ Bg7
  =  (0.00)   Depth: 20/36   00:00:15  8711kN
1...Qd7 2.Qg6 Qa4 3.Be2 Qxa3 4.bxa3 b2 5.Bd1 b1Q 6.Ba4 Kg8 7.Qe8+ Bf8 8.Qg6+ Bg7
  =  (0.00)   Depth: 21/38   00:00:20  11606kN
1...Qd7 2.Qg6 Qa4 3.Be2 Qxa3 4.bxa3 b2 5.Bd1 b1Q 6.Ba4 Kg8 7.Qe8+ Bf8 8.Qg6+ Bg7
  =  (0.00)   Depth: 22/42   00:00:29  16521kN
1...Qd7 2.Qg6 Qa4 3.Be2 Qxa3 4.bxa3 b2 5.Bd1 b1Q 6.Ba4 Kg8 7.Qe8+ Bf8 8.Qg6+ Bg7
  =  (0.00)   Depth: 23/46   00:00:45  26239kN
1...Qd7 2.Qg6 Qa4 3.Be2 Qxa3 4.bxa3 b2 5.Bd1 b1Q 6.Ba4 Kg8 7.Qe8+ Bf8 8.Qg6+ Bg7
  =  (0.00)   Depth: 24/48   00:01:23  48627kN
1...Qd7 2.Qg6 Qa4 3.Be2 Qxa3 4.bxa3 b2 5.Bd1 b1Q 6.Ba4 Kg8 7.Qe8+ Bf8 8.Qg6+ Bg7
  =  (0.00)   Depth: 25/50   00:02:47  97195kN
1...Qc7
  ³  (-0.35)   Depth: 25/52   00:03:36  123314kN
1...Qc7 2.Kg3 a4 3.Kf3 Qa5 4.Ke2 Qc3 5.bxc3 b2 6.cxd4 cxd4 7.c5 b1Q 8.Kf2 Qb2+
9.Be2 Qxa3 10.c6 Qc1 11.c7 a3 12.Bd1 Qd2+ 13.Kg3 Qxd3+ 14.Bf3 Qc4 15.Be2 Qc3+
16.Kf2 Qxc7
  -+  (-3.16)   Depth: 25/55   00:04:27  144974kN
1...Qc7
  -+  (-3.51)   Depth: 26/55   00:06:09  199567kN
1...Qc7 2.Kg3 a4 3.Kf3 Qa5 4.Ke2 Qc3 5.bxc3 b2 6.cxd4 cxd4 7.c5 b1Q 8.Kf2 Qb2+
9.Be2 Qxa3 10.c6 Qc1 11.c7 a3 12.Bd1 Qe3+ 13.Kf1 Qxd3+ 14.Kf2
  -+  (-3.70)   Depth: 26/55   00:06:39  217296kN

(Mahamood / PIII- 1Ghz, home 07.10.2002)



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