Author: John Merlino
Date: 17:46:58 10/04/03
Go up one level in this thread
On October 04, 2003 at 20:37:11, Slater Wold wrote: >On October 04, 2003 at 20:17:49, Slater Wold wrote: > >>Who can see this position is lost? >> >>[D]8/6NK/8/1Bk5/P5q1/8/8/8 w - - 0 107 > >I tried one of my "old school" engines, HIARCS 7.32, and it can see this >position is lost. And quick too! > >Hiarcs 7.32 >8/6NK/8/1Bk5/P5q1/8/8/8 w - - 0 1 > >Analysis by Hiarcs 7.32: > >1.Kh7-g8 > -+ (-2.91) Depth: 1 00:00:00 >1.Kh7-g8 Kc5-b6 > -+ (-3.06) Depth: 3/7 00:00:00 >1.Kh7-g8 Qg4-e4 > -+ (-2.80) Depth: 3/7 00:00:00 >1.Kh7-g8 Qg4-g6 2.Bb5-e8 > -+ (-2.76) Depth: 3/10 00:00:00 >1.Kh7-g8 Qg4-g6 2.Kg8-f8 Qg6-f6+ 3.Kf8-g8 > -+ (-2.88) Depth: 4/11 00:00:00 >1.Kh7-g8 Qg4-g6 2.Bb5-d7 Kc5-b4 3.Bd7-e8 > -+ (-2.86) Depth: 5/11 00:00:00 4kN, tb=10 >1.Kh7-g8 Qg4-g6 2.Kg8-f8 Qg6-f6+ 3.Kf8-g8 Kc5-b6 4.Ng7-e8 Qf6-e6+ 5.Kg8-f8 > -+ (-2.93) Depth: 6/15 00:00:00 9kN, tb=25 >1.Kh7-g8 Qg4-g6 2.Kg8-f8 Qg6-f6+ 3.Kf8-g8 Kc5-b6 4.Ng7-e8 Qf6-e7 > -+ (-3.11) Depth: 7/17 00:00:00 17kN, tb=76 >1.Kh7-g8 Qg4-g6 2.Bb5-d7 Kc5-b6 3.Bd7-e8 Qg6-f6 4.Be8-b5 Qf6-g6 5.Kg8-f8 > -+ (-3.16) Depth: 8/21 00:00:00 42kN, tb=190 >1.Kh7-g8 Qg4-g6 2.Kg8-f8 Qg6-f6+ 3.Kf8-g8 Kc5-b6 4.Ng7-e8 Qf6-e7 5.Ne8-g7 Kb6-a5 >6.Bb5-c6 > -+ (-3.30) Depth: 9/22 00:00:00 159kN, tb=501 >1.Kh7-g8 Qg4-g6 2.Kg8-f8 Qg6-f6+ 3.Kf8-g8 Kc5-b6 4.Ng7-e8 Qf6-e7 5.Ne8-g7 Kb6-a5 >6.Ng7-e8 Qe7-g5+ > -+ (-3.31) Depth: 10/27 00:00:00 336kN, tb=1048 >1.Kh7-g8 Qg4-g6 > -+ (-3.06) Depth: 11/30 00:00:02 1120kN, tb=2591 >1.Kh7-g8 Qg4-g6 2.Kg8-f8 Qg6-f6+ 3.Kf8-g8 Kc5-b6 4.Ng7-e8 Qf6-e7 5.Ne8-g7 Kb6-a5 >6.Ng7-e8 Qe7-e6+ 7.Kg8-f8 > -+ (-3.05) Depth: 11/30 00:00:02 1254kN, tb=3284 >1.Kh7-g8 Qg4-g6 2.Kg8-f8 Qg6-f6+ 3.Kf8-g8 Kc5-b6 4.Ng7-e8 Qf6-f5 5.Kg8-g7 > -+ (-3.05) Depth: 12/30 00:00:05 2487kN, tb=6086 >1.Kh7-g8 Qg4-g6 > -+ (-3.30) Depth: 13/30 00:00:07 2964kN, tb=7325 >1.Kh7-g8 Qg4-g6 > -+ (-3.30) Depth: 13/30 00:00:11 5195kN, tb=9670 >1.Kh7-g8 Qg4-g6 2.Kg8-f8 Qg6-f6+ 3.Kf8-g8 Kc5-b6 4.Ng7-e8 Qf6-e7 5.Ne8-g7 > -+ (-3.30) Depth: 14/30 00:01:26 36645kN, tb=49562 > >(, 04.10.2003) I don't trust HIARCS' eval here, because it doesn't show that Black is able to win the pawn. I think the eval is just a combination of material difference (2 points) and a bonus for the queen and perhaps for the White King being so far away from the pawn. jm
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