Author: Ingo Bauer
Date: 14:07:20 07/20/03
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On July 20, 2003 at 16:05:30, Omid David Tabibi wrote: >A very nice game! There are two domains the computers are still weaker than >humans: closed positions (see my yesterday's game against Junior 8), and >endgames (your today's game against Shredder 7.04). > >The decisive blunder of Shredder was at the following position: >[D]6k1/p4pp1/5n2/3pp2p/8/1PN1P3/P4PPP/6K1 b - - 0 23 >Here it played 23... d4 which after 24. exd4 exd4 25. Nb5 d3 26. Kf1 a6 27. Nc3 Yes a bad move! In analysis mode S7.04 needs 28s on A@2300Mhz with 512 MB Hash. It would need about 56s on a A1200 like the SSDF is using it. With 64MB Hash (like in the game that was played) Shreder needed 5 seconds longer (33s) on my PC. Engine: Shredder 7.04 by Stefan Meyer-Kahlen 12/18 0:00 +0.16 1...d4 2.exd4 exd4 3.Nb5 d3 4.Kf1 a6 5.Nd6 Kf8 6.Ke1 Ke7 7.Nf5+ Kf8 (481.918) 600.8 13/18 0:01 +0.16 1...d4 2.exd4 exd4 3.Nb5 d3 4.Kf1 a6 5.Nd6 Kf8 6.Ke1 Nd5 7.Nc4 Ke7 8.Kd2 (902.895) 612.9 14/21 0:01 -0.09-- 1...d4 2.exd4 exd4 3.Nb5 d3 4.Kf1 a6 5.Nc7 a5 6.Ke1 d2+ 7.Kxd2 a4 (1.197.687) 619.6 14/21 0:02 -0.17 1...d4 2.exd4 exd4 3.Nb5 d3 4.Kf1 a6 5.Nc7 a5 6.Ke1 Ng4 7.h3 Ne5 8.Kd2 Kh7 (1.293.357) 623.9 15/23 0:05 -0.14 1...d4 2.exd4 exd4 3.Nb5 d3 4.Kf1 a6 5.Nc7 a5 6.Ke1 Ng4 7.h3 Ne5 8.Kd2 Kh7 9.Nd5 (3.379.912) 626.1 16/25 0:08 -0.12 1...d4 2.exd4 exd4 3.Nb5 d3 4.Kf1 a6 5.Nc7 a5 6.Ke1 Ne4 7.f3 Nc5 8.Nd5 Kh7 9.Kd2 Kg6 (5.234.131) 626.6 17/28 0:15 -0.21 1...d4 2.Nb5 d3 3.Kf1 a6 4.Nc7 a5 5.Ke1 Ng4 6.b4 axb4 7.a3 (9.617.557) 622.3 17/36 0:28 -0.20++ 1...Kf8 2.Nb5 a6 3.Nc7 a5 4.b4 axb4 5.Na6 b3 6.axb3 d4 7.Nb4 dxe3 8.fxe3 Ke7 9.h3 (17.371.294) 615.1 17/36 0:30 -0.15 1...Kf8 2.Nb5 a6 3.Nc7 a5 4.b4 axb4 5.Na6 b3 6.axb3 Ke7 7.Nc5 Kd6 8.b4 Kc6 9.f3 (18.831.561) 615.1 18/38 0:38 -0.30 1...Kf8 2.Nb5 a6 3.Nc7 a5 4.Na6 d4 5.Nc5 dxe3 6.fxe3 Ng4 7.Nb7 Nxe3 8.Nxa5 Nd5 9.Kf2 Ke7 10.Nc4 f6 (23.775.292) 613.6 18/38 1:15 -0.29++ 1...a6 2.Kf1 Kf8 3.Ke2 Ke7 4.b4 Kd6 5.b5 axb5 6.Nxb5+ Kc5 7.a4 Nd7 8.Nc3 Kc4 9.Nb1 Nc5 10.a5 g5 (45.967.812) 606.0 18/38 1:22 -0.28 1...a6 2.Kf1 Kf8 3.Ke2 Ke7 4.b4 Kd6 5.b5 axb5 6.Nxb5+ Kc6 7.Nc3 d4 8.Nd1 Kc5 9.f3 Kb5 10.Kd3 g5 (50.067.449) 606.3 19/46 2:12 -0.36 1...a6 2.b4 Kf8 3.b5 axb5 4.Nxb5 Ke7 5.a4 Kd7 6.a5 Kc6 7.a6 Nd7 8.Nc3 d4 9.Na4 d3 (80.412.143) 605.9 19/46 2:17 -0.35++ 1...Kf8 2.Nb5 a6 3.Nc7 a5 4.Na6 Ke7 5.Nc5 Ne4 6.Nxe4 dxe4 7.a3 Kd6 8.b4 axb4 9.axb4 Kd5 10.f3 (83.262.130) 605.8 19/46 2:26 -0.28 1...Kf8 2.Nb5 a6 3.Nc7 a5 4.Na6 Ke7 5.Nc5 Ne4 6.Nb7 d4 7.Kf1 Nc3 8.a4 dxe3 9.Ke1 exf2+ 10.Kd2 f1Q (88.901.346) 606.0 best move: Kg8-f8 time: 3:34.399 min n/s: 603.521 CPU 98.5% nodes: 129.394.467 TB: 18
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