Author: Rafael Andrist
Date: 09:22:44 01/05/02
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On January 05, 2002 at 02:18:52, Scott Gasch wrote: >Hi all, > >I just watched an interesting game on ICC between my engine (monsoon) and >Steve's (Chesterx). In the game monsoon is ahead by a few pawns but ends up >losing because its king is out of position and chester is able to queen a pawn >with the help of its knight. Here's a position: > >[D]2n3k1/p4p2/2N5/P5pp/1P6/5K2/8/8 b - - 0 34 > >Monsoon loves black in this position even after a 13 ply search -- my pawn >majority code is boosting the score and it thinks between the knight and the >pawn it will be able to contain the white pawns on the queenside. I'm only a >chess amateur but it looked to me like black was in pretty good shape too. > >Well just a few moves later the picture has changed! > >[D]2n5/N4pk1/8/PP4p1/7p/5K2/8/8 b - - 0 36 > >By now monsoon realizes it's in trouble. My question is this: how deep does >your engine need to search to realize the danger in position 1? Is there any >static eval rule that might help to understand these positions bettwe? Did >monsoon blunder the endgame? If so, where? - in an ideal case, a King can stop up to three pawns - Nights are very bad in stopping advanced passers, especially for a/h pawns regards Rafael B. Andrist
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