Author: Heiner Marxen
Date: 11:10:47 10/11/00
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On October 11, 2000 at 07:17:19, Uri Blass wrote: >[D]r2r2k1/pp2nq2/3b3p/2p1p2Q/2P1B3/P2PB3/1P2KP2/R7 w - - 0 1 > >Can your favourite mate finder find a forced mate here? > >I will be surprised if a commercial program can find a forced mate even after 24 >hours and I think that a special mate finder is needed to prove a forced mate. > >A team of human(me) and chessmaster6000(ss=10) could find a forced mate after >some hours. > >Chessmaster needed some hours to find the mate in 17 with 29.Bh6(I did not try >it for a long time in the position before 27.Qxh6 that is posted here) On a PIII/550 Chest needs already over 16 minutes to find "no mate in 8". The effective branching factor (for Chest) is around 10, so I do not expect Chest to solve this. "No mate in 10" is already a day... Mate in 17 with so much material left is absolutely out of reach for Chest. Such is life. Heiner
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