Author: Rémi Coulom
Date: 00:50:08 06/10/05
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On June 09, 2005 at 23:59:48, Daniel Shawul wrote: >Bxe4 is the suggested best move at this position. >My engine can't find it even after a very long time. >Is it a zugzwang problem? >[D]8/3p4/p1bk3p/Pp6/1Kp1PpPp/2P2P1P/2P5/5B2 b - - >where can i find complete analysis of these positions? >Daniel It is not a zugzwang problem, but a sacrifice with long-term compensation: after sacrificing the bishop, the opponent's bishop cannot prevent the pawn to pass. I believe that, much more than zugzwang, sacrifices with long term compensation are a big problem for the null move in the endgame. I have special heuristics in the Crazy Bishop to limit the use of null move in endgame positions where the opponent has dangerous passed pawns. Rémi
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