Author: John Merlino
Date: 11:18:38 09/20/02
Go up one level in this thread
On September 20, 2002 at 13:30:09, Gian-Carlo Pascutto wrote: >[D]4b3/6p1/5p1p/5P1P/3kPK2/1p6/1P2B3/8 b - - 0 1 > >My engine just managed to lose what looked like a dead-drawn >endgame against a Crafty clone on ICC. I couldn't understand >what happened. I still don't know exactly, but it looks like >some kind of hashing/draw-by-rep/nullmove artifact ;) > >But my program doesn't seem to be the only one that >gets funny on this position: Here's what Chessmaster 9000 says on this position. Not sure if it is also "funny": Time Depth Score Positions Moves 0:00 3/7 -0.38 4743 1...Bc6 2.Bd1 Ba4 3.Be2 Be8 4.Bf3 Bb5 0:00 4/8 -0.36 10780 1...Bc6 2.Bd1 Ba4 3.Kf3 Ke5 4.Ke3 Be8 5.Bxb3 Bxh5 0:00 4/8 -0.43 19865 1...Bf7 2.Bd1 Bc4 3.Bg4 Bd3 4.Bd1 Bc2 5.Bf3 0:00 5/9 -0.44 26752 1...Bf7 2.Bd1 Kd3 3.e5 fxe5+ 4.Kxe5 Kd2 5.f6 Kxd1 6.fxg7 Bg8 0:00 6/10 -0.69 67861 1...Bf7 2.Bf3 Kd3 3.e5 fxe5+ 4.Kxe5 Kc2 5.f6 gxf6+ 6.Kxf6 Kxb2 7.Kxf7 Kc2 0:01 6/10 -1.48 98615 1...Ba4 2.Bf1 Bc6 3.Be2 Bxe4 4.Bb5 Bd3 5.Be8 Bc4 6.Bc6 Be2 0:01 7/11 -0.97 152287 1...Ba4 2.Bf3 Kd3 3.e5 Kc2 4.e6 Kxb2 5.Be4 Be8 6.Ke3 Bxh5 7.Kd4 0:02 8/12 -1.21 242560 1...Ba4 2.Bf3 Kd3 3.e5 Kc2 4.e6 Kxb2 5.Be4 Be8 6.Ke3 Kc3 7.Bf3 0:05 9/13 -1.41 531277 1...Ba4 2.Bf3 Kd3 3.e5 Kc2 4.e6 Kxb2 5.Be4 Ka1 6.Ke3 b2 7.Kd4 Be8 8.Kc5 Bxh5 0:09 10/14 -1.21 969537 1...Ba4 2.Bf3 Kd3 3.e5 Kc2 4.e6 Kxb2 5.Ke4 Kc1 6.Kd5 b2 7.Be4 Bb3+ 8.Kd6 Bc2 9.Bxc2 Kxc2 0:22 11/15 -1.41 2239357 1...Ba4 2.Kf3 Bc6 3.Kf4 Bxe4 4.Bb5 Bd3 5.Be8 Bc4 6.Bd7 Kd5 7.Be6+ Kc5 8.Bc8 Kd6 9.Bb7 Bd3 0:40 12/16 -1.52 4027500 1...Ba4 2.Kf3 Bc6 3.Kf4 Bxe4 4.Bb5 Bc2 5.Be2 Bd3 6.Bf3 Bc4 7.Bg4 Bd5 8.Bd1 Kd3 9.Bg4 1:52 13/17 -1.54 11346643 1...Ba4 2.Bd1 Kd3 3.e5 Kd2 4.Bf3 Kc2 5.e6 Kxb2 6.Kg4 Kc1 7.Be4 b2 8.Kh4 Bc6 9.Bd3 b1=Q 10.Bxb1 Kxb1 3:58 14/18 -1.56 23785267 1...Ba4 2.Bd1 Kd3 3.e5 Kd2 4.Bf3 Kc2 5.e6 Kxb2 6.Kg3 Kc1 7.Be4 b2 8.Kh4 Bc6 9.Bd3 b1=Q 10.Bxb1 Kxb1 11.Kg4 jm
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