Author: Drexel,Michael
Date: 13:05:32 01/03/05
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On January 03, 2005 at 15:53:19, F. Huber wrote: >On January 03, 2005 at 14:47:02, Drexel,Michael wrote: > >>No, but this mate in 21 is AFAIK still not solved by a computer program >> >>:-) >> >>[D]8/8/8/8/8/3Q4/pp1KPPP1/k6n w - - 0 1 >> >>Michael > >I´m really very sorry, Michael, but I have to disappoint you! ;-) > >Here´s ChestUCI´s solution for this ´unsolved´ mate in 21: > >ChestUCI Ver.3.7: >CPU: Celeron 400MHz >FEN: 8/8/8/8/8/3Q4/pp1KPPP1/k6n w - - >Suche nach Spezial-Matt [C0/K3/P2/X7] in 21 ... (Hash=64MB) > 21 00:43 2.565.559 95.515 +M21 1.Dd4 >Suche abgeschlossen ... (Zeit=43.23s) >Matt in 21 gefunden ! (1 Lösung in 00:43) > 21/21 00:43 4.234.979 97.963 +M21 1.Dd4 Kb1 2.De4+ Ka1 3.De5 Kb1 4.Df5+ Ka1 >5.Df6 Kb1 6.Dg6+ Ka1 7.Dg7 Kb1 8.Dh7+ Ka1 9.Dh8 Sxf2 10.Kc2 Sd1 11.Kb3 Kb1 >12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1 18.De4+ Ka1 >19.Dd4 Sc3 20.Dxc3 Kb1 21.De1+ >Bester Zug: Dd4, Wert: +Matt in 21, Tiefe: 21/21, Dauer: 00:43,687, 4.234.979 >Knoten, 97.963 K/sek > >So you´ll have to look for another ´unsolved´ mate position ... ;-) > >Best regards, >Franz. I have to disappoint you too. I completely forgot that Yace has solved this already. But it´s fine that Chest now also finds the solution ;-) Michael
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