Author: Matthew White
Date: 15:04:35 10/21/03
Go up one level in this thread
On October 21, 2003 at 17:58:03, Matthew White wrote: >On October 21, 2003 at 14:09:10, Jouni Uski wrote: > >>[D] 2r1N2B/PP1RqP1Q/K2nnq1R/Npk3q1/3q1qQr/2qbbQ2/1P1Q3q/1q1B1Q2 w - - >> >>It's interesting to test this under Fritz8 GUI with 2,4 GHz PC: >> >>Fritz: no solution in 5 minutes (depth still 1 ply!) >>Yace: no solution in 5 minutes >>Ruffian: 26 seconds to bxc8R and 10x announcement >>Shredder: crash after 2 minutes (in shredder704.dll)! >> >>Finally the truth = analysis by ChestUCI Ver 2.6: >> >>1.Qxc3+ Qxc3 2.bxc8Q+ Nxc8 3.Qc6+ Kb4 4.Qxc3+ Qxc3 5.Bxc3+ Kc5 6.Nb3+ Kc6 >>7.Rxe6+ Qed6 8.Rexd6+ Nxd6 9.a8Q+ Nb7 10.Qxb7# >> +- (#10) Depth: 10 00:23:02 >>1.bxc8R+ Nxc8 2.Qc6+ Kb4 3.Qcxc3+ Qxc3 4.Qxc3+ Qxc3 5.Bxc3+ Kc5 6.Nb3+ Kc6 >>7.Rxe6+ Qed6 8.Rexd6+ Nxd6 9.a8Q+ Nb7 10.Qxb7# >> +- (#10) Depth: 10 00:23:02 >>1.bxc8Q+ Nxc8 2.Qc6+ Kb4 3.Qcxc3+ Qxc3 4.Qxc3+ Qxc3 5.Bxc3+ Kc5 6.Nb3+ Kc6 >>7.Rxe6+ Qed6 8.Rexd6+ Nxd6 9.a8Q+ Nb7 10.Qxb7# >> +- (#10) Depth: 10 00:23:02 >> >>Jouni >Maybe the difficulty has to do with the fact that this is a technically illegal >position. It is impossible to have that many Queens on the board with any pawns >left. > >Just a guess. > >Matt I just realized that I can't count :). Please disregard the previous post. Matt
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