Author: Marc D
Date: 04:13:45 04/29/05
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On April 29, 2005 at 07:12:04, Marc D wrote: >I was analysing a position under Arena 1.1 and Crafty 19.19 showed some strange >analysis and even an illegal move. > >[D]1r3k2/8/p3Q3/P2p1p2/3P1q2/7P/1P3P1N/4R2K w - - 0 53 > >Crafty-19.19: > 6 00:01,071 114.054 1.900.900 +13,12 De6-f6+ Kf8-g8 Te1-e7 Df4xh2+ >Kh1xh2 Tb8xb2 Kh2-g3 f5-f4+ Df6xf4 Tb2-b3+ Kg3-g4 Kg8-h8 > 6 00:01,111 188.101 1.710.009 +11,82 De6-d6+ Kf8-f7 Dd6-c7+ Kf7-g8 >Dc7xb8+ Kg8-h7 Db8-b7+ > 6 00:01,141 236.029 1.685.921 +11,82 De6-d6+ Kf8-f7 Dd6-c7+ Kf7-g8 >Dc7xb8+ Kg8-h7 Db8-b7+ > 7 00:01,211 353.050 1.765.250 +14,37 De6-d6+ Kf8-g7 Dd6-c7+ Kg7-g6 >Te1-e6+ Kg6-f6 Dc7-d6+ Kf6-f7 Dd6xb8 > 7 00:01,271 458.239 1.697.181 +14,37 De6-d6+ Kf8-g7 Dd6-c7+ Kg7-g6 >Te1-e6+ Kg6-f6 Dc7-d6+ Kf6-f7 Dd6xb8 Kf7-f6 > 8 00:01,331 555.306 1.735.331 +15,12 De6-d6+ Kf8-g7 Dd6-c7+ Kg7-h6 >Te1-e6+ Kh6-g6 Dc7xb8+ Kg6-h5 Db8-g8 > 8 00:01,511 861.748 1.689.701 +15,12 De6-d6+ Kf8-g7 Dd6-c7+ Kg7-h6 >Te1-e6+ Kh6-g6 Dc7xb8+ Kg6-h5 Db8-g8 > 9 00:01,711 1.231.367 1.734.319 +20,41 De6-d6+ Kf8-g7 Te1-e7+ Kg7-g8 >Dd6-e6+ Kg8-h7 De6xf5+ Kh7-g8 Df5-g5+ Kg8-h7 Dg5-h4+ Kh7-g6 Dh4-g3+ Kg6-f5 > 9 00:02,282 2.165.736 1.691.981 +20,41 De6-d6+ Kf8-g7 Te1-e7+ Kg7-g8 >Dd6-e6+ Kg8-h7 De6xf5+ Kh7-g8 Df5-g5+ Kg8-h7 Dg5-h4+ Kh7-g6 Dh4-g3+ Kg6-f5 > 10 00:03,644 4.660.926 1.765.502 +23,61 De6-d6+ Kf8-g7 Dd6-c7+ Kg7-g6 >Te1-e6+ Kg6-f6 Dc7xb8+ Kf6-g6 Db8-e8+ Kg6-f6 De8-c6+ Kf6-g5 Dc6xa6 > 10 00:06,619 9.472.123 1.457.249 +23,61 De6-d6+ Kf8-g7 Dd6-c7+ Kg7-g6 >Te1-e6+ Kg6-f6 Dc7xb8+ Kf6-g6 Db8-e8+ Kg6-f6 De8-c6+ Kf6-g5 Dc6xa6 > 11 00:08,712 13.129.509 1.542.833 +24,33 De6-d6+ Kf8-g7 Dd6-c7+ Kg7-g6 >Te1-e6+ Kg6-f6 Dc7xb8+ f5xf4 Db8-d6+ Kf6-f5 Dd6xa6 Kf5-e4 > 11 00:16,693 26.337.709 1.646.106 +24,08 De6-e4 d5xe4 a5xa6 > 11 00:17,604 27.838.128 1.637.536 +24,08 De6-e4 d5xe4 a5xa6 > 12 00:25,285 40.399.402 1.615.976 +24,71 De6-e4 d5xe4 > 12 00:43,171 70.700.942 1.644.207 +24,71 De6-e4 d5xe4 > > >I was astonished when i saw this strange analysis but i couldn't reproduce >it again. > >just thought i make a copy for eternity. > >Regards >Marc Its strange that Crafty didn't even show the mate in 5
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