Author: Drexel,Michael
Date: 04:40:03 06/28/03
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On June 28, 2003 at 02:36:39, Slater Wold wrote: >In 1998, DB solved the following position in 5 seconds... > >[D]3rr1k1/1bqnbp1p/ppp1p1pB/6N1/3P3Q/3B4/PPP2PPP/3RR1K1 w - - 0 1 > >Everyone pretty much agreed, it'd be a while before micro's found it. > >Fritz did. In about 4 hours. >Rebel 10 did. In just over 10 minutes. >Tascbase did (on a K6/300). In just over 8 minutes. > > >SO, how about TODAY? 5 years later... > >Crafty couldn't solve it in 10 minutes. >Fritz 6 couldn't solve it in 10 minutes. >Shredder 7.04 did. In 3:37. >(All run on a P4 3.06Ghz.) > > >Anyone else want to give it a stab? New game 3rr1k1/1bqnbp1p/ppp1p1pB/6N1/3P3Q/3B4/PPP2PPP/3RR1K1 w - - 0 1 Analysis by AntiCM: 1.Be4 b5 2.c3 c5 3.Bxb7 Qxb7 ² (0.51) Depth: 3 00:00:00 1.Be4 b5 2.c3 c5 3.Bxb7 Qxb7 ² (0.51) Depth: 4 00:00:00 1.Qh3 Qd6 2.Ne4 Qxd4 3.Bxa6 ± (1.13) Depth: 4 00:00:00 1.Qh3 Qd6 2.Bc4 Nf6 3.Ne4 Nxe4 4.Rxe4 ± (1.27) Depth: 5 00:00:00 1.Qh3 Bd6 2.Nxf7 Kxf7 3.Bc4 Nf8 4.Bg5 Kg8 5.Bxd8 Rxd8 ± (1.28) Depth: 6 00:00:00 115kN 1.Qh3 Bd6 2.Nxf7 Kxf7 3.Bc4 Nf8 4.Bg5 Kg8 5.Bxd8 Rxd8 ± (1.28) Depth: 7 00:00:01 274kN 1.Qh3 Bd6 2.Nxf7 Kxf7 3.Bg5 Nf6 4.Qh4 Bxh2+ 5.Kh1 Bg3 6.fxg3 ± (1.35) Depth: 8 00:00:03 707kN 1.Qh3 Bd6 2.Nxf7 Kxf7 3.Bc4 Bxh2+ 4.Kh1 Qd6 5.Bg5 Nf6 6.Qxh2 c5 7.Qxd6 Rxd6 8.dxc5 Rxd1 9.Rxd1 bxc5 ± (1.33) Depth: 9 00:00:11 2584kN 1.Rxe6 fxe6 2.Bxg6 hxg6 3.Bg7 Bxg5 4.Qh8+ Kf7 5.Qh7 Rg8 6.Be5+ Kf8 7.Bxc7 Nf6 8.Qh3 ± (1.37) Depth: 9 00:00:14 2584kN 1.Rxe6 fxe6 2.Bxg6 hxg6 3.Bg7 Bxg5 4.Qh8+ Kf7 5.Qh7 Nf8 6.Bxf8+ Kxf8 7.Qxc7 Ba8 8.Qxb6 e5 +- (1.91) Depth: 10 00:00:27 6635kN (Drexel, ATHLONXP 28.06.2003) 14 seconds on AMD 2000+. Very disappointing. Yesterday is still faster :) Michael
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