Author: Thomas McBurney
Date: 09:14:51 06/21/04
Go up one level in this thread
On June 21, 2004 at 10:57:21, Jaime Benito de Valle Ruiz wrote: >In this position, engines such as Crafty or Fruit need to reach depths of about >13 (15-30 secs on an Athlon 1800+) before they find the winning, while many >other (even amateur) engines show very high scores from depth 1: > >[d]7k/6p1/1p6/p2Q4/2P1qPKP/8/8/8 b - - 0 50 Thanks for this test position. I just happen to have been programming simple pawn end game knowledge into my chess engine in the past two weeks and as you can see it gives a high score for black immediately. I used the pawn square rule to acheive this and I have found that it has improved the end game performace of my engine. Kanguruh v1.87 2 783 12 109 e4d5 c4d5 h8g8 3 762 12 277 e4d5 c4d5 h8g8 g4f5 4 778 12 1064 e4d5 c4d5 h8g8 g4f5 a5a4 5 758 11 4265 e4d5 c4d5 h8g8 g4f5 a5a4 f5e6 6 774 8 19703 e4d5 c4d5 h8g8 g4f5 a5a4 f5e6 a4a3 7 759 6 86397 e4d5 c4d5 h8g8 g4f5 a5a4 f5e6 a4a3 e6d6 8 777 67 387899 e4d5 c4d5 h8g8 g4f5 a5a4 f5e5 a4a3 e5d6 g8f7 9 747 327 1749309 e4d5 c4d5 10 777 1543 8350876 e4d5! c4d5 10 777 1560 8402972 e4d5 c4d5 11 747 7299 39955382 e4d5 c4d5 Cheers, Tom.
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