Author: Kurt Utzinger
Date: 23:19:35 02/12/05
Go up one level in this thread
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
Junior 9 can't solve this. The engine shows a mate
in 10 and is unable to recognize the perpetual check
with the rook.
Kurt
3R2nk/r5p1/6PP/3NK3/8/8/8/8 w - - 0 1
Analysis by Junior 9:
2.hxg7+ Kxg7 3.Se3
± (0.86) Tiefe: 3 00:00:00
2.h7 Te7+ 3.Kd6 Te8 4.hxg8D+ Txg8 5.Txg8+ Kxg8 6.Ke7 Kh8 7.Sf6 gxf6 8.Kf7
+- (6.54) Tiefe: 3 00:00:00
+- (#10) Tiefe: 15 00:00:01 1371kN, tb=434
(Utzinger, MyTown 13.02.2005)
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