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Subject: Re: A move maybe Fischer or Petrosian would find, but not a computer

Author: Dieter Buerssner

Date: 16:17:24 07/31/02

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On July 31, 2002 at 11:20:10, Jeroen van Dorp wrote:

>r7/1p2ppkp/6p1/p2n4/Pn6/1r1P1P2/1P1Q2PP/1K1R3R w - - 0 21

Yace, K6-2 475, 30M hash finds Qc1 in reasonable time, but interestingly, after
a while the score drops again.

   9017652  1:03.6   1.24 10t  21. Ka1 b5 22. axb5 a4
  16475222  1:55.0   1.25 10t+ 21. Qc1 Ra6 22. Rd2 Rc6 23. Qg1 Nc3+ 24. Ka1 f6
                               25. bxc3 Rbxc3 {581}
  17853011  2:04.2   1.44 10t  21. Qc1 Ra6 22. Rd2 Rc6 23. Qg1 Nc3+ 24. Ka1
                               Nxa4 25. Qd4+ f6 26. Qd7 Nc2+ 27. Rxc2 {581}
  18241764  2:06.6   1.44 10.  21. Qc1 Ra6 22. Rd2 Rc6 23. Qg1 Nc3+ 24. Ka1
                               Nxa4 25. Qd4+ f6 26. Qd7 Nc2+ 27. Rxc2 {581}
  30137151  3:24.3   1.70 11t  21. Qc1 Rd8 22. d4 Nc3+ 23. Qxc3 Rxc3 24. bxc3
                               Nd5 25. Rc1 e6 26. Rhe1 h5 {HT} {160}
  35731924  4:04.9   1.70 11.  21. Qc1 Rd8 22. d4 Nc3+ 23. Qxc3 Rxc3 24. bxc3
                               Nd5 25. Rc1 e6 26. Rhe1 h5 {HT} {160}
  57861529  6:22.3   1.60 12t  21. Qc1 Rd8 22. d4 Nb6 23. Qc7 Nxa4 24. Rd2 Nc6
                               25. Ka1 e6 26. Rhd1 Rd5 {HT} {241}
  82673259  9:18.8   1.60 12.  21. Qc1 Rd8 22. d4 Nb6 23. Qc7 Nxa4 24. Rd2 Nc6
                               25. Ka1 e6 26. Rhd1 Rd5 {HT} {241}
 152505052 17:25.5   1.47 13t  21. Qc1 Ra6 22. Rd2 Rc6 23. Qf1 e5 24. h4 Kf8
                               25. d4 exd4 26. Qf2 d3H {HT} {241}
 230378802 27:06.5   1.47 13.  21. Qc1 Ra6 22. Rd2 Rc6 23. Qf1 e5 24. h4 Kf8
                               25. d4 exd4 26. Qf2 d3 {HT} {241}
 316584060 36:44.1   1.37 14t  21. Qc1 Ra6 22. Rd2 Rc6 23. Qf1 e6 24. Qf2 Nc3+
                               25. Ka1 Nxa4 26. Qd4+ Kg8 27. Qd8+ Kg7 28. Qxa5
                               b5 29. Rb1 Nxd3 {241}
 514165576 1:02:53   1.37 14.  21. Qc1 Ra6 22. Rd2 Rc6 23. Qf1 e6 24. Qf2 Nc3+
                               25. Ka1 Nxa4 26. Qd4+ Kg8 27. Qd8+ Kg7 28. Qxa5
                               b5 29. Rb1 Nxd3 {241}

Regards,
Dieter





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