Author: Uri Blass
Date: 12:57:16 05/19/01
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On May 19, 2001 at 15:25:33, Miguel A. Ballicora wrote: >On May 19, 2001 at 10:47:28, Jonathan Lee wrote: > >>There must be about ten testpositions that give softwares a hard time, although >>the second best move on some of them can happen. >>Number 22 eludes all softwares, wow! If this is true, maybe that one should be >>calculated in days not minutes. >>Jonathan (128 message) > >If the programs do not understand how bad or good a bishop is, it might >take years. > >Miguel Here is some analysis of Deep Fritz and it has a4 in the main line the question is if it has to be in the first move. [D]r3kb1r/pp1b1ppp/1q2pn2/n2p4/3P1B2/2PB1N2/PPQ2PPP/RN2K2R w KQkq - 0 1 Analysis by Deep Fritz: 11.Ne5 Bb5 12.Bxb5+ Qxb5 13.Nd2 ² (0.31) Depth: 4/13 00:00:00 2kN 11.Ne5 Bb5 12.Bxb5+ Qxb5 13.Nd2 ² (0.31) Depth: 4/13 00:00:00 2kN 11.Ne5 Bb5 12.Bxb5+ Qxb5 13.Nd2 ² (0.31) Depth: 4/13 00:00:00 2kN 11.Ne5 Bb5 12.Bxb5+ Qxb5 13.Nd2 ² (0.31) Depth: 4/13 00:00:00 2kN 11.Ne5 Bb5 12.Bxb5+ Qxb5 13.Nd2 ² (0.31) Depth: 4/13 00:00:00 2kN 11.Ne5 Bb5 12.Bxb5+ Qxb5 13.Nd2 ² (0.31) Depth: 4/13 00:00:00 2kN 11.Ne5 Bb5 12.Bxb5+ Qxb5 13.Nd2 ² (0.31) Depth: 4/13 00:00:00 2kN 11.Bg5! ² (0.34) Depth: 4/16 00:00:00 5kN 11.Bg5 Ne4 12.Bc1 Bc6 13.Ne5 ² (0.38) Depth: 5/15 00:00:00 12kN 11.Be5! ² (0.41) Depth: 5/15 00:00:00 14kN 11.Be5! Bb5 12.Bxf6 Bxd3 ² (0.47) Depth: 5/18 00:00:00 17kN 11.Be5 Bb5 12.Bxb5+ Qxb5 13.Bxf6 gxf6 14.Nbd2 Nc4 15.Nxc4 = (0.22) Depth: 6/15 00:00:00 33kN 11.Ne5! = (0.25) Depth: 6/15 00:00:00 42kN 11.Qe2! ² (0.28) Depth: 6/17 00:00:00 54kN 11.Qe2! Nc4 12.b3 Nd6 13.Ne5 Rc8 ² (0.38) Depth: 6/19 00:00:00 62kN 11.Qe2 Be7 12.Ne5 Nc6 ² (0.41) Depth: 7/21 00:00:00 152kN 11.Qe2 Be7 12.Ne5 Nc6 13.0-0 Nxe5 14.Bxe5 0-0 15.Re1 ² (0.47) Depth: 8/28 00:00:00 307kN 11.Qe2 Rc8 12.Ne5 Nc6 13.0-0 Nxe5 14.Bxe5 Bd6 15.Bxd6 Qxd6 16.Nd2 ² (0.41) Depth: 9/28 00:00:01 672kN 11.Qe2 Rc8 12.0-0 Be7 13.Ne5 Nc6 14.Bg5 Qc7 15.Bxf6 gxf6 16.Nxd7 Qxd7 ² (0.41) Depth: 10/28 00:00:02 1486kN 11.Qe2 Rc8 12.0-0 Nc6 13.Re1 Be7 14.Bg5 0-0 15.Ne5 Qc7 16.Bxf6 Bxf6 ² (0.38) Depth: 11/29 00:00:06 3498kN 11.Qe2 Rc8 12.0-0 Nc6 13.Ne5 Nxe5 14.Bxe5 Be7 15.a4 0-0 16.a5 Qc6 ² (0.38) Depth: 12/31 00:00:14 8516kN 11.Qe2 a6 12.a3 Bb5 13.Bxb5+ Qxb5 14.Qxb5+ axb5 15.Nbd2 Nc4 16.Rb1 b4 ² (0.34) Depth: 13/38 00:00:57 33453kN 11.Qe2 a6 12.a3 Nb3 13.Ra2 Bd6 14.Ne5 Bxe5 15.dxe5 Ne4 16.Bxe4 dxe4 ² (0.34) Depth: 14/43 00:02:32 89118kN 11.Qe2 a6 12.a4 Be7 13.Ne5 Rc8 14.0-0 Qb3 15.Re1 Nc4 16.Bxc4 ² (0.41) Depth: 15/41 00:07:47 280607kN 11.Qe2 a6 12.a4 Rc8 13.Ne5 Bd6 14.0-0 Qc7 15.Re1 0-0 16.Bg5 ² (0.38) Depth: 16/44 00:20:42 749545kN 11.Qe2 a6 12.a4 Nh5 13.Bg5 h6 14.Be3 Bd6 15.Ne5 Nf6 ² (0.38) Depth: 17/46 00:51:31 1915273kN 11.Qe2 a6 12.a4 Nh5 13.Bg5 h6 14.Be3 Bd6 15.Ne5 Nf6 ² (0.34) Depth: 18/49 02:52:02 6426504kN (Blass, Tel-Aviv 14.05.2001)
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