Author: Christopher A. Morgan
Date: 14:38:31 12/29/02
Go up one level in this thread
John, What settings do you use for CM9000? Thanks. Chris On December 29, 2002 at 14:28:23, John Merlino wrote: >On December 29, 2002 at 10:34:56, Thomas Lagershausen wrote: > >>[D]r2qr1k1/1p3p1p/p1b1pbpB/4N3/Pn1P4/6R1/1P2QPPP/1B1R2K1 b - - am Bxa4 >> >>In a game Spasski-Pachman (Manila 1976) Pachman found the good defence Nb4-d5-e7 >>to bring a further defender to his king to protect the weak g6 square. >> >>Wrong is of course ...Bxa4 ?? after b3 nebst Qh5 and Lxg6 white´s attack is >>decisive.Maybe an immediate is also decisive. >> >>Here are an example that this tasc of defence is not trivial. >> >>Two strong programs on paralell analysis on Athlon 1,5 Ghz under Arena-GUI: >> >>s: Yace 0.99.68 UCI 100 MB: >>T1 00:00 -0,97 Lxe5 dxe5 >>T1 00:00 0,46 Lxa4 >>T2 00:00 0,45 Lxa4 b3 >>T3 00:00 0,58 Lxa4 b3 Lc6 Sxc6 Sxc6 >>T4 00:00 0,47 Lxa4 b3 Lc6 Tc3 >>T5 00:00 0,68 Lxa4 b3 Lb5 Dg4 Dd5 >>T6 00:00 0,60 Lxa4 b3 Lc6 Dg4 Dd5 Tc1 >>T7 00:01 0,62 Lxa4 b3 Lc6 Dg4 Dd6 Sxc6 Sxc6 >>T8 00:04 0,60 Lxa4 b3 Lc6 Dh5 De7 Tc1 Tac8 Dg4 >>T9 00:15 0,62 Lxa4 b3 Lc6 Dg4 Dd6 Sxc6 Sxc6 Le4 Tad8 d5 >>T10 02:16 0,48 Lxa4 b3 Lc6 Dh5 Te7 Sxf7 Txf7 Lxg6 hxg6 Dxg6 Lg7 Lxg7 Dd5 >>T11 04:54 0,51 Lxa4 b3 Lc6 Dh5 Dc7 Sxg6 fxg6 Lxg6 Te7 Lxh7 Kh8 Lg6 Tc8 >>T12- 05:39 0,11 Lxa4 b3 Lc6 Dh5 Dc7 Lxg6 fxg6 Sxg6 Lg7 Lxg7 Dxg3 hxg3 hxg6 >>T12 01:09:23 -0,14 Lxa4 b3 Lc6 Dh5 Te7 Sxf7 Txf7 Lxg6 Tc7 Lxh7 Kh8 Tg8 Dxg8 >>Lxg8 Txg8 Lg5 Kg7 >>T13- 01:11:03 -0,54 Lxa4 b3 Lc6 Dh5 Te7 Sxf7 Txf7 Lxg6 Tc7 Lxh7 Kh8 Tg8 Dxg8 >>Lxg8 Tac8 Lg5 Kg7 >>T13 01:18:54 -0,88 Lxa4 b3 Lc6 Dh5 Dc7 Lxg6 fxg6 Sxg6 hxg6 Txg6 Lg7 Txg7 >>Dxg7 Lxg7 Kxg7 De5 Kh6 Te1 >>T13+ 01:28:30 -0,87 Dd5 Dh5 Te7 Sg4 Lxd4 Sf6 Lxf6 Txd5 exd5 Txg6 hxg6 Lxg6 >>T13 02:00:00 -0,16 Dd5 Dh5 Te7 b3 Tc7 Sg4 Le7 De5 Dxe5 dxe5 Tac8 Sf6 Lxf6 >>exf6 Sd5 >> >>Aristarch 4.4 UCI 86 MB: >>T2 00:00 0,21 Lxa4 b3 >>T3 00:00 0,36 Lxa4 b3 Lb5 >>T4 00:00 0,25 Lxa4 b3 Lb5 Dg4 >>T5 00:00 0,53 Lxa4 b3 Lb5 Dg4 Tc8 >>T6 00:00 0,31 Lxa4 b3 Lc6 Dg4 Tc8 Tc1 >>T7 00:00 0,37 Lxa4 b3 Lb5 Dg4 Lh4 Th3 g5 >>T8 00:01 0,30 Lxa4 b3 Lc6 Dg4 Ld5 h3 Tc8 Te1 >>T9 00:04 0,47 Lxa4 b3 Lb5 Dg4 Sc6 Lc2 Tc8 Le4 Sxd4 >>T10 00:08 0,45 Lxa4 b3 Lb5 Dh5 De7 Dg4 Sc6 Df4 Tad8 Lc2 >>T11 00:31 0,47 Lxa4 b3 Lb5 Dh5 Dc7 Le4 Tad8 Lf4 Lg7 Dg4 Tc8 >>T12 02:50 0,50 Lxa4 b3 Lc6 >>T13 10:46 0,37 Lxa4 b3 >>T14 26:40 0,07 Lxa4 b3 Lb5 Dh5 >>T15 01:29:04 -0,13 Lxa4 b3 Lc6 >> >>So no result by Aristarch and a subperfect solution by Yace. >> >>What is the opinion of your favorite program? >> >>TL > >Chessmaster 9000, on a humble P3-733, still has not found Nd5 after almost 90 >minutes. > >However, in just over 2 minutes it found that Bxa4 was better for White (0.08), >which appears at least to be better than the above two programs. In just under >10 minutes it found that it was even better for White (0.73), and there was a >huge fail-low which did not resolve after over 75 minutes! > >Time Depth Score Positions Moves >0:00 1/3 0.05 1251 1...Bxa4 2.b3 Bb5 3.Qd2 >0:00 1/4 -0.64 4762 1...Bxa4 2.b3 Bb5 3.Qd2 Nd5 >0:00 1/5 -0.47 24503 1...Bxa4 2.b3 Bb5 3.Qd2 Nd5 4.Rc1 >0:01 1/6 -0.69 63668 1...Bxa4 2.b3 Bb5 3.Qd2 Nd5 4.Rc1 > Qd6 >0:03 1/7 -0.69 140442 1...Bxa4 2.b3 Bb5 3.Qd2 Nd5 4.Rc1 > Qd6 >0:06 1/8 -0.26 372786 1...Bxa4 2.b3 Bb5 3.Qh5 Qc7 4.Rc1 > Qe7 5.Bg5 Nd5 6.Bxf6 Qxf6 >0:15 1/9 -0.26 1111867 1...Bxa4 2.b3 Bb5 3.Qh5 Qc7 4.Rc1 > Qe7 5.Bg5 Nd5 6.Bxf6 Qxf6 >0:52 1/10 -0.09 4194171 1...Bxa4 2.b3 Bc6 3.Qh5 Qc7 4.Nxg6 > fxg6 5.Bxg6 Kh8 6.Bxe8 Rxe8 7.Qg4 >2:19 2/11 0.08 11512758 1...Bxa4 2.b3 Bc6 3.Qg4 Qc7 4.Nxg6 > fxg6 5.Bxg6 Kh8 6.Bxe8 Rxe8 7.Bf4 > Qg7 8.Qe2 >9:54 3/12 0.73 50565289 1...Bxa4 2.Bxg6 fxg6 3.Nxg6 Qc7 > 4.b3 Bxb3 5.Ne5+ Kh8 6.Rxb3 Bxe5 > 7.dxe5 Nd5 8.Rg3 >1:25:23 3/12 0.52 334614650 1...Qc7 2.Bf4 Qd8 3.Qd2 Nd5 4.Nxc6 > bxc6 5.Be5 Bxe5 6.dxe5 Qh4 7.Qc2 > Qh5 8.Re1 > >jm
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