Author: John Boyd
Date: 04:13:55 05/13/03
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On May 13, 2003 at 00:56:49, Jouni Uski wrote: [D]5bk1/p3p1p1/p3P1P1/p7/p7/8/P7/5K2 w - - > >This is one of my oldest test positions with mate in 17 (Ke2). It's still >unsolved by top pros, but Yace and Crafty can solve it. Interestingly >Shredder7.04 first says mate in 22 and then mate in 0 (#0) !?!? > >Jouni My engine (TRACE 1.1.2) running on a P3-600 finds Ke2 Mate16 in less than a second... at least its good for one thing... :-) ... 17 0 0 14082 a2a3 g8h8 f1e2 h8g8 e2f1 18 0 0 16672 a2a3 g8h8 f1e2 h8g8 e2f1 19 0 0 19657 a2a3 g8h8 f1e2 h8g8 e2f1 20 0 6 23810 a2a3 g8h8 f1e2 h8g8 e2f1 21 0 6 28797 a2a3 g8h8 f1e2 h8g8 e2f1 22 0 6 35317 a2a3 g8h8 f1e2 h8g8 e2f1 23 0 6 43342 a2a3 g8h8 f1e2 h8g8 e2f1 24 0 11 53174 a2a3 g8h8 f1e2 h8g8 e2f1 25 0 11 65373 a2a3 g8h8 f1e2 h8g8 e2f1 26 0 17 78861 a2a3 g8h8 f1e2 h8g8 e2f1 26 143 22 104496 f1e2 a4a3 e2d2 a5a4 d2c3 g8h8 c3b4 h8g8 b4a3 g8h8 a3a4 h8g8 a4a5 g8h8 a5a6 h8g8 a6a7 g8h8 a7b8 h8g8 27 724 28 124911 f1e2 a4a3 e2d2 a5a4 d2c3 g8h8 c3b4 h8g8 b4a3 g8h8 a3a4 h8g8 a4a5 g8h8 a5a6 h8g8 a6a7 g8h8 a2a4 h8g8 28 724 33 162263 f1e2 a4a3 e2d2 a5a4 d2c3 g8h8 c3b4 h8g8 b4a3 g8h8 a3a4 h8g8 a4a5 g8h8 a5a6 h8g8 a6a7 g8h8 a2a4 h8g8 28 734 33 165815 a2a3 g8h8 f1e2 h8g8 e2d2 g8h8 d2c3 h8g8 c3c4 g8h8 c4c5 h8g8 c5c6 g8h8 c6b7 h8g8 b7a6 g8h8 a6b5 h8g8 29 744 44 192410 a2a3 g8h8 f1e2 h8g8 e2d2 g8h8 d2c3 h8g8 c3c4 g8h8 c4c5 h8g8 c5c6 g8h8 c6b7 h8g8 b7a6 g8h8 a6a5 a7a6 29 32736 55 270178 f1e2 a4a3 e2d2 a5a4 d2c3 g8h8 c3b4 h8g8 b4a3 g8h8 a3a4 h8g8 a4a5 g8h8 a5a6 h8g8 a6a7 g8h8 a2a4 h8g8
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