Author: Kurt Utzinger
Date: 01:55:03 01/29/06
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On January 29, 2006 at 02:08:58, Mike Byrne wrote: >This problem took hours to solve in the 90's. > FEN: [D]7k/6p1/2P3Qp/p3q2P/8/6P1/5K2/8 w - - 0 1 Analysis by Loop List 600: (P4 1.8/32 MB hash) 1.Kg2 a4 2.Kf3 a3 3.g4 ± (1.03) Depth: 5 00:00:00 ² (0.63) Depth: 5 00:00:00 1.g4 a4 2.Kf3 a3 3.c7 Qxc7 ± (1.03) Depth: 5 00:00:00 ² (0.63) Depth: 5 00:00:00 1.Kf3 a4 2.g4 a3 3.Qe4 Qc7 ± (1.03) Depth: 5 00:00:00 ² (0.32) Depth: 6 00:00:00 29kN 1.g4 a4 2.Qf5 Qd4+ 3.Kg2 a3 4.Qf8+ Kh7 5.Qxa3 Qxg4+ 6.Qg3 Qxh5 ² (0.63) Depth: 6 00:00:00 44kN ² (0.31) Depth: 8 00:00:00 265kN 1.Kf3 a4 2.Kg4 a3 3.Qf5 Qd4+ 4.Kh3 Qc3 5.Qe6 a2 6.Qxa2 ² (0.35) Depth: 8 00:00:00 399kN = (0.22) Depth: 9 00:00:00 718kN 1.g4 a4 2.Qf5 Qd4+ 3.Kg2 a3 4.Qf8+ Kh7 5.Qxa3 Qxg4+ 6.Kf2 Qh4+ 7.Qg3 Qxh5 ² (0.47) Depth: 9 00:00:01 1095kN 1.Kg2 Qe2+ 2.Kh3 Qf3 3.Qe8+ Kh7 4.Kh4 Qd5 5.Kg4 a4 6.Qg6+ Kg8 7.Kf4 a3 8.Qe8+ ² (0.54) Depth: 9 00:00:01 1715kN ² (0.34) Depth: 15 00:01:54 133763kN 1.Qc2 Qxh5 2.Qc4 Qf5+ 3.Kg2 Qc8 4.Qd5 Qc7 5.Qe6 Qb8 6.Qe7 Qb2+ 7.Kh3 Qb1 ± (0.74) Depth: 15 00:03:55 275946kN ² (0.36) Depth: 18 00:22:46 1599453kN (Utzinger, 29.01.2006)
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