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Subject: One more Albillo position

Author: Jouni Uski

Date: 23:45:12 07/07/03

[D]8/3R1P2/1ppP1p2/3r4/8/K7/p4k2/8 w - - bm Kb2

Also this was considered 1998 as unsolvable by current hard/software. Not
anymore:

Analysis by Ruffian 1.0.5:

1.f8Q a1Q+
  -+  (-2.32)   Depth: 1/2   00:00:00
1.Kxa2
  ²  (0.68)   Depth: 1/2   00:00:00
1.Kxa2 Ra5+ 2.Kb3
  ±  (0.78)   Depth: 2/5   00:00:00
1.Kxa2 Ra5+ 2.Kb3 Ra8
  ±  (0.78)   Depth: 3/7   00:00:00
1.Kxa2 Ra5+ 2.Kb3 Rb5+ 3.Kc3 Rc5+ 4.Kd4
  ±  (1.29)   Depth: 4/9   00:00:00
1.Kxa2 Ra5+ 2.Kb3 Ra8 3.Rb7 b5
  ±  (1.05)   Depth: 5/10   00:00:00
1.Kxa2 Ra5+ 2.Kb3 Rb5+ 3.Kc3 Rc5+ 4.Kb4 Rb5+ 5.Kc4 Rc5+ 6.Kd4 Rd5+ 7.Ke4 Re5+
  ±  (1.29)   Depth: 6/15   00:00:00  8kN
1.Kxa2 Ra5+ 2.Kb3 Ra8 3.Rc7 c5 4.d7 Rf8 5.Kc4
  ±  (0.87)   Depth: 7/15   00:00:00  22kN
1.Kxa2 Ra5+ 2.Kb3 Ra8 3.Rc7 Rf8 4.Rxc6 Rxf7 5.Rxb6
  ±  (1.35)   Depth: 8/17   00:00:00  53kN
1.Kxa2 Ra5+ 2.Kb3 Ra8 3.Rc7 b5 4.d7 c5 5.Rxc5 Rb8 6.Kb4
  +-  (3.63)   Depth: 9/19   00:00:00  146kN
1.Kxa2 Ra5+ 2.Kb3 Ra8 3.Re7 Rf8 4.d7 Kf3 5.Re8 Rxf7 6.d8Q
  +-  (5.33)   Depth: 10/21   00:00:00  325kN
1.Kxa2 Ra5+ 2.Kb3 Ra8 3.Re7 Rf8 4.d7 Kf3 5.Re8 Rxf7 6.d8Q b5
  +-  (5.14)   Depth: 11/21   00:00:00  426kN
1.Kxa2 Ra5+ 2.Kb3 Ra8 3.Re7 Rf8 4.d7 Kf3 5.Re8 Rxf7 6.d8Q b5 7.Kb4
  +-  (5.29)   Depth: 12/22   00:00:00  621kN
1.Kxa2 Ra5+ 2.Kb3 Ra8 3.Re7 Rf8 4.d7 Rd8 5.Re8 Rxd7 6.f8Q Rd3+ 7.Kc4 Rf3 8.Kd4
f5
  +-  (6.16)   Depth: 13/23   00:00:01  1140kN
1.Kxa2
  +-  (6.51)   Depth: 14/25   00:00:01  1663kN
1.Kxa2 Ra5+ 2.Kb3 Ra8 3.Re7 Rf8 4.d7 Rd8 5.Re8 Rxd7 6.f8Q Rd3+ 7.Kc2 Rf3 8.Re6
f5 9.Rxc6
  +-  (7.14)   Depth: 14/27   00:00:02  2362kN
1.Kxa2 Ra5+ 2.Kb3 f5 3.f8Q Rb5+ 4.Ka2 Ra5+ 5.Kb1 Rb5+ 6.Kc1 Rc5+ 7.Kb2 Rb5+
8.Kc3 Rc5+ 9.Kd3 Rd5+ 10.Kc4 Rc5+ 11.Kb4 Rb5+ 12.Ka3 Ke3 13.Re7+
  +-  (6.95)   Depth: 15/31   00:00:04  4596kN
1.Kxa2
  +-  (6.60)   Depth: 16/31   00:00:06  6350kN
1.Kxa2 Ra5+ 2.Kb3 f5 3.Ra7 Rxa7 4.f8Q Ra5 5.d7 Rb5+ 6.Kc3 Rc5+ 7.Qxc5+ bxc5
8.Kc4 f4 9.d8Q f3 10.Kxc5
  +-  (6.55)   Depth: 16/33   00:00:08  9131kN
1.Kxa2 Ra5+ 2.Kb3 Rb5+ 3.Kc3 Rc5+ 4.Kd3 f5 5.Ra7 Rd5+ 6.Kc3 Rxd6 7.f8Q Rd5 8.Ra4
Kf3 9.Qh6 Rc5+ 10.Rc4 Rxc4+ 11.Kxc4 b5+ 12.Kc5 f4 13.Qxc6+
  +-  (6.43)   Depth: 17/37   00:00:18  18884kN
1.Kxa2
  +-  (6.78)   Depth: 18/40   00:00:38  37388kN
1.Kxa2 Ra5+ 2.Kb3 Rb5+ 3.Kc3 Rc5+ 4.Kd3 f5 5.Ra7 Rd5+ 6.Kc4 b5+ 7.Kc3 Rxd6 8.f8Q
Rd5 9.Rf7 Ke2 10.Qe8+ Kf2 11.Qe4 Rc5+ 12.Kb3 Rd5 13.Rxf5+
  +-  (7.54)   Depth: 18/40   00:00:55  54922kN
1.Kxa2
  +-  (7.89)   Depth: 19/41   00:01:54  112054kN
1.Kxa2 Ra5+ 2.Kb3 Rb5+ 3.Kc3 Rc5+ 4.Kd3 f5 5.Ra7 Rd5+ 6.Kc4 Rc5+ 7.Kb3 Rb5+
8.Ka2 Re5 9.f8Q Re2+ 10.Kb3 Re3+ 11.Kc2 Re2+ 12.Kc1 Re1+ 13.Kd2 Re2+ 14.Kc3 Re3+
15.Kc4 Re4+ 16.Kd3 Re3+
  +-  (8.08)   Depth: 19/43   00:02:30  150689kN
1.Kxa2
  +-  (7.73)   Depth: 20/45   00:05:02  305105kN
1.Kxa2 f5 2.f8B f4 3.Be7 Ke3 4.Bd8 f3 5.Bh4 Kd3 6.Rf7 Rxd6
  ²  (0.69)   Depth: 20/45   00:09:22  574275kN
1.Kb2 a1Q+ 2.Kxa1 Ra5+ 3.Kb2 Rb5+ 4.Kc2 Rc5+ 5.Kd3 f5 6.Ra7 Rd5+ 7.Kc3 Rc5+
8.Kb2
  +-  (8.17)   Depth: 20/49   00:31:14  1977644kN

Jouni

Re: One more Albillo position Dieter Buerssner 09:38:39 07/08/03
- Re: One more Albillo position Tony Werten 23:28:35 07/08/03
  - Re: One more Albillo position Dieter Buerssner 16:08:45 07/09/03
    - Re: One more Albillo position Uri Blass 16:45:49 07/09/03
      - Re: One more Albillo position Tony Werten 23:34:42 07/09/03
Re: One more Albillo position Richard Pijl 08:06:53 07/08/03

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Last modified: Thu, 15 Apr 21 08:11:13 -0700

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