Author: Kurt Utzinger
Date: 23:35:36 02/12/05
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On February 12, 2005 at 22:33:35, Rick Hagen wrote: > >[D] 3R2nk/r5p1/6PP/3NK3/8/8/8/8 w - - 0 2 > >From the game Kramnik-Krasenkov (Wijk aan Zee 2003) >The obvious 1.h7 leads to a draw (perpetual check with rook) >Kramnik played Ne3 btw, and won. >Engines that see the draw after h7 rather fast are Goliath Light 1.5 >and Anaconda 1.0 >Most engines have difficulties seeing the "crazy rook" concept. >How does your engine(s) handle this? > >Rick Neue Partie, 120'/40+60'/20+30' 3R2nk/r5p1/6PP/3NK3/8/8/8/8 w - - 0 1 Analysis by Yace 0.99.87: 2.Txg8+ Kxg8 = (0.13) Depth: 1 00:00:00 2.hxg7+ Kxg7 +- (1.94) Depth: 1 00:00:00 +- (1.94) Depth: 1 00:00:00 2.h7 Te7+ 3.Kd6 Te6+ 4.Kc5 Tc6+ 5.Kd4 Tc4+ 6.Ke3 Te4+ 7.Kd3 Te3+ 8.Kc4 Tc3+ 9.Kb5 Tb3+ 10.Kc5 Tc3+ 11.Kb6 Tb3+ 12.Kc7 Tb7+ 13.Kc6 Tb6+ 14.Kd7 Td6+ 15.Kxd6 +- (2.68) Depth: 1 00:00:00 = (0.00) Depth: 16/43 00:00:43 38082kN 2.hxg7+ Kxg7 3.Kd6 Kxg6 4.Txg8+ Kf7 5.Th8 Ta6+ 6.Kc5 Ta5+ 7.Kd4 Ke6 8.Sf4+ Kf6 = (0.01) Depth: 16/43 00:01:49 95077kN = (0.01) Depth: 16/43 00:01:49 95077kN (Utzinger, MyTown 13.02.2005)
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