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Subject: Re: test position... avoid 16. ...Na6

Author: Richard Pijl

Date: 15:26:32 04/28/05

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On April 28, 2005 at 17:12:13, Dan Ellwein wrote:

>[Event ""]
>[Site ""]
>[Date "2005.4.28"]
>[Round ""]
>[White "Chessmaster"]
>[Black "CM10_SoFar"]
>[TimeControl "1800+30"]
>[Result "1:0"]
>[ECO "D35"]
>
>P3/850
>
>Fischer time: 30/30
>
>1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 Bb4 6.e3 h6 7.Bh4 g5 8.Bg3 Ne4 9.Ne2
>h5 10.h4 Nxg3 11.Nxg3 gxh4 12.Nxh5 c6 13.a3 Be7
>14.g3 Qb6 15.Ra2 Qd8 16.b3
>
>[d]rnbqk2r/pp2bp2/2p5/3p3N/3P3p/PPN1P1P1/R4P2/3QKB1R b Kkq - 0 16
>
>16. ...Na6?

Is this move hard to avoid? The Baron doesn't consider it (P4-2.4):
 ply       time        nodes   score  pv
  6(12)-   0:01.21    146732   -0.41  Rh8-g8 (Qd1-c2) (Bc8-g4) (Qc2-h7) (Rg8-g6)

                                      (Nh5-g7)
  6(12)&   0:01.27    157661   -0.54  Rh8-g8 Qd1-c2 h4xg3 Qc2-h7 Rg8-g6
                                      Qh7-h8 Be7-f8 (f2xg3)
  6(12).   0:01.49    206557   -0.54  Rh8-g8 Qd1-c2 h4xg3 Qc2-h7 Rg8-g6
                                      Qh7-h8 Be7-f8 (f2xg3)
  7(12)&   0:01.76    262545   -0.54  Rh8-g8 Qd1-c2 h4xg3 Qc2-h7 Rg8-g6
                                      Qh7-h8 Be7-f8 Nh5xg3
  7(14)&   0:02.09    342284   -0.47  Bc8-d7 g3xh4 Rh8-g8 Qd1-f3 Bd7-g4
                                      Qf3-g3 Nb8-d7
  7(14).   0:03.03    527815   -0.47  Bc8-d7 g3xh4 Rh8-g8 Qd1-f3 Bd7-g4
                                      Qf3-g3 Nb8-d7
  8(15)&   0:05.11    961538   -0.47  Rh8-g8 g3xh4 Nb8-d7 Qd1-f3 Be7xh4
                                      (Bf1-d3) (Qd8-e7) (Nc3-e2)
  8(15).   0:06.60   1267519   -0.47  Rh8-g8 g3xh4 Nb8-d7 Qd1-f3 Be7xh4
                                      (Bf1-d3) (Qd8-e7) (Nc3-e2)
  9(15)&   0:08.63   1727203   -0.38  Rh8-g8 g3xh4 Nb8-d7 Nh5-g3 Be7xh4
                                      Ng3-f5 Bh4-e7 Nf5xe7 Qd8xe7 Bf1-e2
  9(16).   0:12.86   2610819   -0.38  Rh8-g8 g3xh4 Nb8-d7 Nh5-g3 Be7xh4
                                      Ng3-f5 Bh4-e7 Nf5xe7 Qd8xe7 Bf1-e2
 10(17)&   1:06.25  13017514   -0.61  Bc8-e6 Nh5-g7 Ke8-d7 Ng7xe6 f7xe6
                                      Qd1-c1 h4xg3 Rh1xh8 Qd8xh8 f2xg3 Be7-d6
                                      Ra2-g2
 10(17).   1:07.34  13229330   -0.61  Bc8-e6 Nh5-g7 Ke8-d7 Ng7xe6 f7xe6
                                      Qd1-c1 h4xg3 Rh1xh8 Qd8xh8 f2xg3 Be7-d6
                                      Ra2-g2
 11(18)&   1:41.51  20836290   -0.50  Bc8-e6 Nh5-g7 Ke8-d7 Ng7xe6 f7xe6
                                      g3xh4 Be7xh4 Bf1-h3 Qd8-f6 Qd1-g4 Nb8-a6
                                      Bh3-f1
 11(18)&   2:04.41  25900962   -0.42  Rh8-g8 g3xh4 Nb8-d7 Bf1-d3 Be7xh4
                                      Qd1-f3 Bh4-e7 Bd3-f5 Nd7-f6 Nh5xf6 Be7xf6
                                      Ra2-e2 Bc8xf5
 11(18).   2:26.11  30286517   -0.42  Rh8-g8 g3xh4 Nb8-d7 Bf1-d3 Be7xh4
                                      Qd1-f3 Bh4-e7 Bd3-f5 Nd7-f6 Nh5xf6 Be7xf6
                                      Ra2-e2 Bc8xf5


Richard.



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