Author: Uri Blass
Date: 13:29:28 02/14/01
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On February 14, 2001 at 13:55:54, Jeremiah Penery wrote: >On February 14, 2001 at 06:38:34, leonid wrote: > >>Hi! >> >>If you like to solve forced mate then you can try this: >> >>[D]2kr3r/qq2q1qp/nnb1nbn1/1B2QnN1/3N1Q2/1NQ1B1B1/1P4Q1/R1R3K1 w - - >> >>Please, indicate your result. > >Modified Crafty with Singular Extensions finds: > >9 15:20 Mat09 1. Qcxc6+ Nec7 2. Qxb7+ Qxb7 3. Qxb7+ > Kxb7 4. Rxc7+ Nxc7 5. Qxc7+ Qxc7 6. > Nc5+ Qxc5 7. Ba6+ Ka7 8. Bc8+ Na4 9. > Qb8# <HT> > >Maybe the number of moves will go down later, but I'm not going to let it search >any longer. :) Is it the first mate that your modified Crafty discovers If it is then Junior is faster: Junior5.9 on p200 has the follwong evaluation 9 0:52 MATE10 1.Qcxc6+ Nec7 2.Qxb7+ Qxb7 3.Qxb7+ Kxb7 4.Bxa6+ Ka8 5.Bf1+ Kb8 6.Nc6+ Kb7 7.Ra7+ Kc8 8.Qxc7+ Qxc7 9.Qxf5+ Qgd7 10.Rxc7# Unfortunately Junior stops to search when it finishes iteration when it finds a mate for itself. I guess that chessmaster is faster in finding a mate but I did not check it. Uri
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