Author: Ed Schröder
Date: 05:19:46 07/09/00
Go up one level in this thread
On July 09, 2000 at 06:52:15, Michael de la Maza wrote: >The following position appeared in a game in the U1800 section of the World >Open. > >[D]rnbr2k1/ppq1ppbp/6p1/1Pp1P3/2P5/P2B1N1P/2QB1PP1/4RRK1 w - - 3 22 > >White played 22. e6!! > >On a P90 it takes Fritz 6 4:17:38 (that's four hours, seventeen minutes, and 38 >seconds) to find this move. Initially, it gets a score of +0.38. At 5:06:33 >the score increases to 0.56. Finally, at 6:03:33 the score goes to +0.59. Rebel Century 2.0 (5:46) Nice position, saved this one. Ed 00:00 06.00 0.12 1.Be4 a5 2.Qb1 Nd7 3.e6 fxe6 00:01 07.00 0.13 1.Be4 a6 2.Qa4 a5 3.Qc2 Nd7 4.e6 00:04 08.00 0.10 1.Be4 a6 2.Qa4 a5 3.Qb3 a4 4.Qc3 Be6 5.Ng5+ 00:06 08.01 0.11 1.Qb3 Bd7 2.Re2 a6 3.b6 Qc8 4.Ng5 Nc6 00:08 08.03 0.15 1.Bc3 a6 2.Bb2 axb5 3.cxb5 Bd7 4.Ng5 h6 5.Ne4 00:16 09.00 0.14 1.Bc3 a6 2.a4 axb5 3.axb5 b6 4.Ng5 Bb7 5.f4 e6 00:21 09.02 0.18 1.Be4 a6 2.Qa4 a5 3.Bf4 Nd7 4.Rd1 Ra7 5.Bd5 00:42 10.00 0.16 1.Be4 a6 2.a4 Nd7 3.e6 fxe6 4.a5 Nf6 5.b6 Qd6 01:07 10.01 0.16 1.Bc3 01:11 10.01 0.22 1.Bc3 e6 2.Be4 Nd7 3.Rd1 a6 4.Qa4 Rf8 5.Rfe1 Nxe5 02:21 11.00 0.36 1.Bc3 Qb6 2.Rd1 Nd7 3.Be4 a6 4.e6 Qxe6 5.Ba5 Re8 6.Rfe1 05:46 11.31 0.36 1.e6 05:47 11.31 0.42 1.e6 Bxe6 2.Rxe6 fxe6 3.Bxg6 hxg6 4.Qxg6 Rxd2 5.Ng5 Na6 6.Qf7+ 12:11 12.00 0.56 1.e6 f5 2.Bc3 a6 3.Bxg7 Kxg7 4.Qb2+ Kg8 5.Bc2 Rd6 6.bxa6 Athlon 600, 128 Mb >On a P90 Bringer 1.7 does not seem to be able to find 22. e6 even after 15 hours >(see below). > >How does your favorite program do? Does any program find this in a reasonable >amount of time? I'm particularly interested in how Phalanx does with this >position. > > >Bringer 1.7 on rnbr2k1/ppq1ppbp/6p1/1Pp1P3/2P5/P2B1N1P/2QB1PP1/4RRK1 w - - 3 22 >0:00:14.3 ( 6/16) 185168 0.06 d2-c3 >0:00:17.1 ( 6/16) 223330 0.18 d2-c3 c8-d7 a3-a4 >0:00:29.0 ( 7/18) 389946 0.12 d2-c3 a7-a6 a3-a4 a6xb5 a4xb5 b8-d7 >e5-e6 >0:00:36.5 ( 7/18) 468056 0.13 c2-b3 >0:00:41.2 ( 7/18) 546541 0.16 c2-b3 c8-e6 d2-g5 d8-d7 d3-e4 >0:01:29.1 ( 8/18) 1213837 0.02 c2-b3 b8-d7 d2-c3 e7-e6 d3-c2 b7-b6 >e1-d1 c8-b7 >0:01:31.0 ( 8/18) 1239652 0.03 d2-c3 >0:01:47.2 ( 8/20) 1482076 0.04 d2-c3 a7-a6 a3-a4 e7-e6 >0:02:01.7 ( 8/20) 1662004 0.05 d3-e4 >0:02:16.0 ( 8/20) 1888167 0.12 d3-e4 b8-d7 d2-f4 d7-b6 e1-d1 c8-e6 >e4-d3 b6-d7 >0:05:29.2 ( 9/22) 4545576 0.12 d3-e4 a7-a6 a3-a4 a6xb5 a4xb5 c8-e6 >f3-g5 e6-d7 d2-c3 >0:06:10.2 ( 9/22) 5142627 0.13 d2-c3 >0:10:01.7 (10/26) 8405179 0.06 d2-c3 a7-a6 a3-a4 e7-e6 e1-e2 b8-d7 >0:17:09.8 (10/28) 14386856 0.07 d2-g5 >0:20:46.3 (10/28) 17402270 0.09 d2-g5 a7-a6 a3-a4 c8-e6 c2-b3 h7-h6 >0:37:16.7 (11/32) 31463811 0.11 d2-g5 a7-a6 a3-a4 h7-h6 g5-f4 b8-d7 >0:42:29.1 (11/32) 35886537 0.12 d3-e4 >0:50:56.7 (11/32) 43235233 0.14 d3-e4 a7-a6 a3-a4 a6xb5 >0:53:50.3 (11/32) 45781924 0.15 d2-c3 >1:19:10.3 (12/35) 68242665 0.11 d2-c3 a7-a6 e1-d1 a6xb5 >1:54:04.1 (12/35) 97799871 0.12 d2-f4 >4:09:52.4 (13/38) 215479682 0.13 d2-f4 b8-d7 >5:19:07.4 (13/38) 273858053 0.14 d2-g5 >13:22:26.6 (14/39) 689998818 0.11 d2-g5 a7-a6 >15:58:12.7 (14/39) 823840407 0.12 d2-f4
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.