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Subject: Re: Superb test position:Avoid Qxa2 (Fritz6 can't avoid this mistake!!!)

Author: Richard Pijl

Date: 16:41:42 03/03/06

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On March 03, 2006 at 19:21:57, ALI MIRAFZALI wrote:

>In this test position 26...Qxa2 leads to a loss interestingly Up to ply 18 it
>still in considered by Fritz 6 as the move to make in this position!!
>[D]rn2r1k1/pb3qpp/1pp2p2/7P/5N2/2Q3P1/P3PPB1/2RR2K1 b
>Chessmaster does not even consider 26...Qxa2 .This is a huge difference between
>2 well known Commercial programs!!Analysis for both engines follow:
>New game - Fritz 6
>rn2r1k1/pb3qpp/1pp2p2/7P/5N2/2Q3P1/P3PPB1/2RR2K1 b - - 0 1

CM isn't the only one. The Baron:
  6(11).   0:00.64    105818   +0.05  Nb8-a6 Qc3-f3 Na6-c5 h5-h6 g7-g6
                                      Rd1-d6
  7(13)&   0:01.19    208839   -0.28  Nb8-a6 Bg2xc6 Bb7xc6 Qc3xc6 Qf7xa2
                                      Qc6-f3 Na6-c5 Qf3-g4
  7(14)&   0:01.94    339421   -0.26  Nb8-d7 Bg2xc6 Bb7xc6 Qc3xc6 Nd7-e5
                                      Qc6-e4 Ra8-d8 a2-a3
  7(14).   0:02.39    412783   -0.26  Nb8-d7 Bg2xc6 Bb7xc6 Qc3xc6 Nd7-e5
                                      Qc6-e4 Ra8-d8 a2-a3
  8(13)&   0:03.94    695926   -0.15  Nb8-d7 Bg2xc6 Bb7xc6 Qc3xc6 Nd7-c5
                                      h5-h6 g7-g5 Nf4-d5 Nc5-e4
  8(13).   0:06.53   1120541   -0.15  Nb8-d7 Bg2xc6 Bb7xc6 Qc3xc6 Nd7-c5
                                      h5-h6 g7-g5 Nf4-d5 Nc5-e4
  9(15)&   0:12.42   2135397   -0.14  Nb8-d7 h5-h6 Nd7-e5 h6xg7 Qf7xa2
                                      g3-g4 Ra8-d8 Nf4-h5 Qa2-e6
  9(15).   0:18.91   3168560   -0.14  Nb8-d7 h5-h6 Nd7-e5 h6xg7 Qf7xa2
                                      g3-g4 Ra8-d8 Nf4-h5 Qa2-e6
 10(16)&   0:31.53   5469659   -0.24  Nb8-d7 h5-h6 Nd7-e5 h6xg7 Qf7xa2
                                      g3-g4 Ra8-d8 Rd1xd8 Re8xd8 Rc1-a1 Qa2-f7
 10(16).   0:50.08   8594724   -0.24  Nb8-d7 h5-h6 Nd7-e5 h6xg7 Qf7xa2
                                      g3-g4 Ra8-d8 Rd1xd8 Re8xd8 Rc1-a1 Qa2-f7
 11(17)&   1:21.89  14255793   -0.20  Nb8-d7 h5-h6 Nd7-e5 h6xg7 Qf7xa2
                                      Rd1-d6 Qa2-f7 Bg2-h3 Bb7-a6 Bh3-e6 Re8xe6
                                      (Nf4xe6) (Ba6xe2)



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