Author: Uri Blass
Date: 14:13:17 01/22/01
Go up one level in this thread
On January 22, 2001 at 16:02:56, Robert Hyatt wrote: >On January 22, 2001 at 14:55:49, Peter Berger wrote: > >>A tough position it seems . >> >>Although none of them is "mine" , a try : >> >>"Bringer" >> >>0:00:00.1 ( 4/12) 3891 4.87 f6-e6 d7-f7 f5-f6 >>0:00:00.2 ( 5/13) 17765 4.83 f6-e6 d7-f7 h2-h4 a5-a4 e6xf7 g8xf7 >>e5-e6 f7-e7 h4-h5 >>0:00:00.5 ( 6/15) 58783 4.72 f6-e6 d7-f7 h2-h4 a5-a4 e6xf7 g8xf7 >>e5-e6 f7-e7 >>0:00:00.7 ( 6/16) 86563 4.73 f6-g6 >>0:00:01.9 ( 7/18) 212939 4.72 f6-g6 g8-f8 g6-h6 f8-g8 h6-e6 >>0:00:05.1 ( 8/23) 645145 4.74 f6-g6 g8-f8 g6-h6 f8-g8 h6-e6 >>0:00:13.4 ( 9/27) 1869222 4.61 f6-g6 g8-f8 g6-h6 f8-g8 h6-e6 >>0:00:17.1 ( 9/27) 2428949 4.63 f6-e6 d7xe6 f5xe6 g8-f8 >>0:00:29.8 (10/30) 4346163 4.23 f6-e6 d7xe6 >>0:00:30.8 (10/30) 4559520 3.83 f6-e6 d7xe6 >>0:00:32.7 (10/30) 4871934 1.97 f6-e6 d7xe6 f5xe6 g8-f8 d5-d6 c7xd6 >>e5xd6 a5-a4 h1-g1 b4-b3 a2xb3 a4-a3 d6-d7 >>0:00:41.8 (10/30) 6179798 1.98 f6-g6 >>0:00:42.7 (10/30) 6346445 2.48 f6-g6 >>0:01:34.8 (10/36) 13206630 2.49 e5-e6 >>0:01:44.8 (10/36) 14944128 2.99 e5-e6 >>0:02:03.3 (10/36) 17506577 3.00 f6-g5 >>0:02:28.9 (10/36) 21440299 3.35 f6-g5 g8-f8 d5-d6 >>0:03:57.7 (11/36) 34278234 3.26 f6-g5 g8-f8 d5-d6 >> >>So , Bringer might be lucky and avoid it at fast blitz time control but needs 43 >>secs to avoid it for the right reasons it seems . >> >>In fact this position is a hard challenge for the commercials, too : >> >>"Century 3" >> >>00:00:24 11.00 10.63 1.De6+ Dxe6 2.fxe6 Kf8 3.d6 cxd6 >> 4.exd6 a4 5.d5 a3 6.d7 Ke7 7.h4 >> b3 8.d6 Kd8 (23) (0.00) >> >>00:00:50 12.00 8.02 1.De6+ Dxe6 2.fxe6 Kf8 3.d6 cxd6 >> 4.exd6 a4 5.d5 a3 6.d7 Ke7 7.h3 >> b3 8.d6 Kxe6 9.d8 (32) (0.00) >> >>00:03:00 13.00 0.44 1.De6+ Dxe6 2.fxe6 Kf8 3.Kg2 a4 >> 4.d6 (159) (0.00) >> >>No news after 15 minutes , so probably Rebel can't avoid it at tournament time >>control . >> >>Both tried on PIII500 . >> >>pete > > >The problem is endgame knowledge. A program _ought_ to know that if you have >a passer, then trade pieces to reach a won ending. Only in this case, that >heuristic back-fires as it is black who ends up winning. This is a _tough_ >exception to handle... > >although a GM would tell you instantly "No I won't trade queens..." IM's and FM's would also say it instantly. > >And no, there is no point in starting another "is the computer a GM?" >thread. So long as they can fall for these positions, the answer is pretty >obvious. No. By the same logic you could claim that they are also not IM's and not FM's. The only test is games and Rebel proved that it can win a match of 6 games against a GM so it seems to be better than part of the GM's inspite of some weaknesses. Uri
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