Author: Marek Soszynski
Date: 12:20:49 01/27/00
Go up one level in this thread
Jouni, I'm afraid that even "Extra ply=4" (which is the maximum setting) is insufficient. Take a look at the following analysis in which Fritz would report that the engine solved the 6th position of GS2930 after just 2 seconds, which is not really the case. 6 - 1.Ng5 [D]1nr3k1/p4pbp/1n1Rp1p1/2p5/4bB2/P4NPB/1P3P1P/R5K1 w - - 0 1 Analysis by Doctor? 3.0: 1.Rxb6 axb6 µ (-1.14) depth: 1/4 00:00:00 1.Rxe6 Bxf3 2.Bxb8 Rxb8 µ (-1.05) depth: 1/8 00:00:00 1.Ne1 Bxb2 ³ (-0.63) depth: 1/8 00:00:00 1.Nd2 Bxb2 ³ (-0.56) depth: 1/8 00:00:00 1.Bg2 Bxb2 ³ (-0.53) depth: 1/8 00:00:00 1.Ne5 ± (0.86) depth: 1/8 00:00:00 1.Ne5 Nc6 ± (0.84) depth: 1/8 00:00:00 1.Ne5 Nc6 ± (0.84) depth: 1/8 00:00:00 1.Ne5 Bd5 2.Rc1 ± (0.93) depth: 4/11 00:00:00 1.Rxe6 fxe6 2.Bxe6+ Kf8 3.Bxc8 Nxc8 = (-0.22) depth: 4/11 00:00:00 1.Ne1 Bxb2 2.Ra2 ³ (-0.70) depth: 4/11 00:00:00 1.Nd2 Bxb2 2.Rd1 ³ (-0.56) depth: 4/11 00:00:00 1.Ng5 Bxb2 2.Rad1 ³ (-0.47) depth: 4/11 00:00:00 1.Ne5 Bd5 2.Rc1 ± (0.93) depth: 4/11 00:00:00 1.Ne5 Bd5 2.Rc1 ± (0.93) depth: 4/11 00:00:00 1.Ne5 Bd5 2.Rc1 ± (0.93) depth: 7/13 00:00:00 6kN 1.Ne5 Bd5 2.Rc1 f5 ± (0.94) depth: 8/15 00:00:00 10kN 1.Ne5 Bd5 2.Rc1 f5 ± (0.94) depth: 8/15 00:00:00 17kN 1.Ne5 Bd5 2.Rc1 f5 3.f3 ± (0.96) depth: 10/15 00:00:01 36kN 1.Ne5 Bd5 2.f3 Bxe5 3.Bxe5 Bxf3 4.Re1 = (0.22) depth: 10/16 00:00:01 55kN 1.Ng5 Bd5 2.Rb1 Bf8 3.Rxd5 Nxd5 4.Nxe6 Be7 5.b3 ² (0.44) depth: 11/16 00:00:02 74kN 1.Ng5 Bd5 2.Rb1 Bf8 3.Rxd5 Nxd5 4.Nxe6 Re8 5.Rd1 Rxe6 6.Rxd5 ² (0.48) depth: 12/16 00:00:03 101kN 1.Ng5 Bd5 2.Rb1 Bf8 3.Rxd5 Nxd5 4.Nxe6 Re8 5.Rd1 Rxe6 6.Rxd5 ² (0.48) depth: 13/18 00:00:05 163kN 1.Ng5 Bd5 2.Rb1 Bf8 3.Rxd5 Nxd5 4.Nxe6 Re8 5.Bxb8 Rxb8 6.b3 ² (0.47) depth: 14/18 00:00:07 227kN 1.Ne5 Bd5 2.Re1 c4 3.Nxf7 Bxb2 4.Bxe6 Bxe6 5.Nh6+ Kf8 6.Rdxe6 Bxa3 ± (0.92) depth: 14/18 00:00:09 304kN 1.Ne5 Bd5 2.Re1 c4 3.Nxf7 Bxb2 4.Bxe6 Bxe6 5.Nh6+ Kf8 6.Rdxe6 Bxa3 ± (0.92) depth: 15/20 00:00:13 419kN 1.Ne5 Bd5 2.Re1 f5 3.Rc1 c4 4.f3 ± (0.94) depth: 16/22 00:00:20 633kN 1.Ne5 Bd5 2.Re1 Bf6 3.b4 Be7 4.bxc5 Bxd6 5.cxd6 N8d7 6.Nxd7 Nxd7 ² (0.40) depth: 17/22 00:00:35 1080kN 1.Ne5 Bd5 2.Re1 Bf6 3.b4 Be7 4.bxc5 Bxd6 5.cxd6 Rc2 ² (0.35) depth: 18/22 00:00:56 1728kN 1.Ng5 Bd5 2.Rb1 Bf8 3.Rxd5 Nxd5 4.Nxe6 Re8 5.Bxb8 Rxb8 6.Nxf8 Kxf8 7.Rd1 Nf6 ² (0.44) depth: 18/24 00:01:10 2181kN 1.Ng5 Bd5 2.Rb1 Bf8 3.Rxd5 Nxd5 4.Nxe6 Re8 5.Bxb8 Rxb8 6.Nxf8 Kxf8 7.Rd1 Nf6 ² (0.44) depth: 19/24 00:01:41 3094kN 1.Ng5 Bd5 2.Rb1 Bf8 3.Rxd5 Nxd5 4.Nxe6 Re8 5.Bxb8 Rxb8 6.Kg2 Rb6 7.Nxf8 Kxf8 8.Rd1 ² (0.42) depth: 20/25 00:02:21 4296kN 1.Ne5 Bd5 2.Re1 Re8 3.Bg2 Nc8 4.Rxd5 exd5 5.Bxd5 Nd6 ² (0.46) depth: 20/26 00:02:58 5510kN etc. _______________ Marek Soszynski Sutton Coldfield Chess Club http://www.brum2000.swinternet.co.uk/
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