Author: Peter McKenzie
Date: 17:51:00 09/07/02
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On September 07, 2002 at 20:21:06, Peter Kappler wrote: >On September 07, 2002 at 19:46:49, Peter McKenzie wrote: > >>I've been having a break from computer chess post WCCC, but have now started >>going over some of Warp's games. First up is Warp's worst game, the loss vs >>Brutus. In this game, Warp showed a total lack of understanding of its >>centralised king in the early middlegame and lost without a fight. >> >>I present here the position after move 21 in the game. White has grabbed a pawn >>thinking this position is OK, but in reality the white king is hopelessly stuck >>in the centre. Also, white is passive, black is active and has a safe king, >>therefore white is totally winning here: >> > ^^^^^^^ >You just have a simple sign problem in your eval. ;) Oops! BLACK is winning of course. > > >>[D]r1r3k1/1p3ppp/b5q1/p7/4n3/P3PNB1/1P3PPP/1Q1RK2R b K - 0 1 >> >>I am curious what the static evaluation of various programs is here. The >>version of warp used in Maastricht gives 0.238 in favour of white. Ideally the >>static evaluation should favour black here I think. >> > >Grok gives White a tiny edge (+0.16). > >I think the only way to score this position correctly is to recognize that White >needs to castle, but may never get a chance. Yes, I evaluate that but don't give it a high enough bonus. It might pay to be a bit more speculative with this term. > >-Peter
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