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Subject: Re: how long till your program avoids 15.Bg5...

Author: Richard Pijl

Date: 00:50:50 01/31/06

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On January 30, 2006 at 20:09:06, Dan Ellwein wrote:

>[Event ""]
>[Site ""]
>[Date "2006.1.30"]
>[Round ""]
>[White "Behemoth"]
>[Black "CMX_Rybka"]
>[TimeControl "40/2400"]
>[Result "0-1"]
>[ECO "C43"]
>
>Time Control 40/40 moves/min
>
>P3/850
>
>1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Nxe5 d6 5.Nf3 d5 6.Bd3 Be7 7.Nbd2 Nf6 8.O-O O-O
>9.Re1 c5 10.dxc5 Bxc5 11.Nb3 Bd6 12.c4 dxc4
>13.Bxc4 Qc7 14.Qd3 Nc6
>
>[d]r1b2rk1/ppq2ppp/2nb1n2/8/2B5/1N1Q1N2/PP3PPP/R1B1R1K1 w - - 0 15
>
>
>15.Bg5?
>
The Baron avoids Bg5 after a while:
 ply       time        nodes   score  pv
  6(10)&   0:00.73    133752   -0.42  Bc1-g5 Nc6-b4 Qd3-c3 Nf6-d5 Qc3-d4
                                      Nd5-f4
  6(13).   0:01.66    300838   -0.42  Bc1-g5 Nc6-b4 Qd3-c3 Nf6-d5 Qc3-d4
                                      Nd5-f4
  7(14)&   0:02.50    459867   -0.34  Bc1-g5 Nf6-g4 Qd3-e4 Bd6xh2 Kg1-f1
                                      Nc6-e5 Nf3xe5 Qc7xe5 Qe4xe5
  7(14).   0:05.48   1042123   -0.34  Bc1-g5 Nf6-g4 Qd3-e4 Bd6xh2 Kg1-f1
                                      Nc6-e5 Nf3xe5 Qc7xe5 Qe4xe5
  8(18)-   0:24.89   4807060   -0.69  Bc1-g5 (Nf6-g4) (Qd3-e4) (Bd6xh2) (Kg1-f1)

                                      (h7-h6) (Bc4-d3) (g7-g6)
  8(18)&   0:25.41   4916603   -0.69  Bc1-g5 Nf6-g4 Qd3-e4 Bd6xh2 Kg1-f1
                                      h7-h6 Bc4-d3 g7-g6 Bg5-e3 (Ng4xe3)
  8(18).   0:25.41   4916654   -0.69  Bc1-g5 Nf6-g4 Qd3-e4 Bd6xh2 Kg1-f1
                                      h7-h6 Bc4-d3 g7-g6 Bg5-e3 (Ng4xe3)
  9(17)&   0:31.33   6081578   -0.67  Bc1-g5 Nf6-g4 Qd3-e4 h7-h6 Bg5-d2
                                      Bd6xh2 Kg1-f1 Ng4-e5 Nb3-c5 Bc8-f5
  9(17)&   0:37.70   7390500   -0.53  h2-h3 Rf8-d8 Qd3-e2 Bc8-f5 a2-a3
                                      Nf6-e4 g2-g4 Bf5-g6 Bc1-e3
  9(17).   1:01.78  12294893   -0.53  h2-h3 Rf8-d8 Qd3-e2 Bc8-f5 a2-a3
                                      Nf6-e4 g2-g4 Bf5-g6 Bc1-e3
 10(17)&   1:21.44  16195125   -0.59  h2-h3 Rf8-d8 Qd3-e2 Bc8-f5 Bc1-e3
                                      b7-b6 a2-a3 Bf5-e4 Nb3-d2 Be4-c2
 10(17)&   1:36.50  19235489   -0.58  Bc1-g5 Nf6-g4 Qd3-e2 h7-h6 Bg5-d2
                                      Bc8-d7 h2-h3 Bd6-h2 Kg1-h1 Rf8-e8 Qe2-f1
 10(17).   2:29.05  29694358   -0.58  Bc1-g5 Nf6-g4 Qd3-e2 h7-h6 Bg5-d2
                                      Bc8-d7 h2-h3 Bd6-h2 Kg1-h1 Rf8-e8 Qe2-f1
 11(19)&   3:36.50  43199320   -0.84  Bc1-g5 Nf6-g4 Qd3-e4 Bd6xh2 Kg1-f1
                                      h7-h6 Bg5-h4 Nc6-e5 Nf3xe5 Bh2xe5 Bc4-d3
                                      Rf8-e8 Kf1-g1
 11(19)&   5:04.36  61324330   -0.43  h2-h3 Rf8-d8 Qd3-e2 Bc8-f5 Bc1-e3
                                      Nf6-e4 Nb3-d4 Nc6xd4 Nf3xd4 Bf5-d7 Nd4-b5
                                      Bd6-h2
 11(19).   6:25.23  78198057   -0.43  h2-h3 Rf8-d8 Qd3-e2 Bc8-f5 Bc1-e3
                                      Nf6-e4 Nb3-d4 Nc6xd4 Nf3xd4 Bf5-d7 Nd4-b5
                                      Bd6-h2
 12(20)&   8:34.75 104183856   -0.50  h2-h3 Rf8-d8 Qd3-e2 Bc8-f5 Bc1-e3
                                      a7-a6 Nb3-d4 Nc6xd4 Be3xd4 Nf6-e4 Bc4-d3
                                      Rd8-e8 Nf3-g5

Richard.



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