Author: Stefan Knappe
Date: 00:34:29 10/23/03
Go up one level in this thread
Hi, >>>[D] QnKn4/PPbQ4/rNqN4/kqnR4/rqqP4/BPqQ4/BRbN4/qQqq4 w - - >>> >>>Leonid. >> >>Time Depth Score Positions Moves >>0:00 1/3 -6.84 69537 1.Nbxc4+ Q5xc4 2.N6xc4+ Qbxc4 3.b4+ >> Rxb4 4.Nxc4+ Qxc4 5.Bxc4 Qxd7+ >> 6.Rxd7 Bxd3 7.Rxb4 ... >>0:22 1/6 Mate11 5140494 1.N2xc4+ Q5xc4 2.Nbxc4+ Qbxc4 3.b4+ >> Rxb4 4.Nxc4+ Qxc4 5.Bxb4+ Qxb4 >> 6.Qb5+ Qcxb5 7.Qxb5+ Kxb5 8.Rxb4+ >> Kc6 9.axb8=N+ Bxb8 10.Qxa6+ Nxa6 >> 11.Rb6# > >Your result confirm that last position is, probably, mate in 11. Mine solved it >in 11 by selective and went by brute force only 9 moves deep. Still ten moves >are not verified. > >Leonid. My program confirms your results too. > input: setboard QnKn4/PPbQ4/rNqN4/kqnR4/rqqP4/BPqQ4/BRbN4/qQqq4 w - - > input: analyze 1/3 0 -1901 21 b3c4 <c2b1> 1/30 0.85 -1504 94718 d2c4 <b4c4> <b3c4> <c5d7> <c4b5> <d7b6> 1/30 0.86 -761 95283 b6c4 b4c4 b3c4 c5d7 c4b5 d7b6 2/29 0.97 -1121 108323 b6c4 b4c4 b3c4 c5d7 c4b5 <d7b6> 3/32 3.21 -955 378934 b6c4 b4c4 b3b4 <b5b4> <d6c4> <c3c4> <d2c4> <b4c4> <a2c4> <c6d7> <d5d7> <c2d3> <a7b8Q> <c7b8> 4/34 10.49 -1057 1261527 b6c4 b4c4 b3b4 a4b4 d6c4 c3c4 d2c4 b4c4 a2c4 c6d7 d5d7 c2d3 a7b8Q c7b8 4/34 24.93 -981 2900767 d6c4 b4c4 d2c4 b5c4 <b3b4> <a4b4> <b6c4> <b4c4> <b1c1> <c6d7> <d5d7> <c5d3> <c1a1> 5/35 1:19 -678 8695870 d6c4 b4c4 d2c4 b5c4 b3c4 a4b4 <a3b4> <c3b4> <d5c5> <c6c5> <a7b8Q> <c7b8> <d4c5> <a1b2> <d3d1> 6/40 4:17 -578 25105105 d6c4 b5c4 <b6c4> <b4c4> <d2c4> <a4c4> <d5c5> <c4c5> <a3b4> <a5b4> <a7b8N> <c2b1> <b8c6> <c5c6> 6/40 5:21 17 32220574 d2c4 b5c4 b6c4 b4c4 b3b4 a4b4 d5c5 c4c5 a3b4 <c3b4> <b1c1> 7/42 7:37 31979 58617054 d2c4 b5c4 b6c4 b4c4 b3b4 a4b4 d6c4 <c3c4> <a3b4> <c4b4> <d3b5> <c6b5> <d7b5> <a5b5> <b2b4> <b5c6> <a7b8N> <c7b8> <a8a6> <c5a6> Regards, Stefan
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