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Subject: Re: Dutch Open CCC Leiden(6)

Author: Richard Pijl

Date: 00:09:43 10/18/04

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>
>I feel really shredderd now. The marshall against The Baron gave me the rest
>today, after yesterdays highlights from IsiChess agains Deep Sjeng (16.Kf1
>18.Kg1) and Nexus, where IsiChess was totally without any clue, got out-searched
>as well as out-evaluated. Very impressed by Nexus knowledge about pawn-levers on
>the attacking side. Very impressed also about Nexus 27.Sxc6, while IsiChess
>pondered on Nxg4. It seems 27.b5 wins too. What is your best move here?
>
>[D]1k2qb1r/1bp1r1p1/p1p5/2PpN2p/PP1B2n1/2Q3PB/7P/1R3RK1 w - -

The Baron (Xeon 2.8) plays Nxc6 in just over a minute.

 ply       time        nodes   score  pv
  4( 6)&   0:00.06     10411   +0.25  Rb1-e1 Ng4xe5 Bd4xe5 h5-h4 Rf1-f2
  4( 7)+   0:00.08     12036   +0.53  Ne5xg4 (h5xg4) (Bh3xg4) (Rh8-h6) (Qc3-d2)
  4(10)&   0:00.08     13820   +0.59  Ne5xg4 h5xg4 Bh3xg4 Rh8-h6 Qc3-d2
                                      Re7-e4
  4(10).   0:00.11     19965   +0.59  Ne5xg4 h5xg4 Bh3xg4 Rh8-h6 Qc3-d2
                                      Re7-e4
  5(11)&   0:00.13     23758   +0.59  Ne5xg4 h5xg4 Bh3xg4 Rh8-h6 Qc3-d2
                                      Re7-e4
  5(11).   0:00.14     32183   +0.59  Ne5xg4 h5xg4 Bh3xg4 Rh8-h6 Qc3-d2
                                      Re7-e4
  6(13)&   0:00.33     77182   +0.25  Rb1-e1 Ng4xe5 Bd4xe5 h5-h4 Rf1-f2
                                      h4xg3 (Qc3xg3)
  6(13).   0:00.42    104685   +0.25  Rb1-e1 Ng4xe5 Bd4xe5 h5-h4 Rf1-f2
                                      h4xg3 (Qc3xg3)
  7(15)&   0:00.56    142392   +0.19  Rb1-e1 Ng4xe5 Re1xe5 h5-h4 Re5xe7
                                      Qe8xe7 Bd4-e5 Qe7-g5
  7(15).   0:01.00    271905   +0.19  Rb1-e1 Ng4xe5 Re1xe5 h5-h4 Re5xe7
                                      Qe8xe7 Bd4-e5 Qe7-g5
  8(15)&   0:01.59    421503   +0.46  Rb1-e1 Ng4xe5 Bd4xe5 Rh8-g8 Qc3-e3
                                      g7-g5 Bh3-f5
  8(17).   0:02.50    697069   +0.46  Rb1-e1 Ng4xe5 Bd4xe5 Rh8-g8 Qc3-e3
                                      g7-g5 Bh3-f5
  9(17)&   0:04.00   1095145   +0.63  Rb1-e1 Ng4xe5 Bd4xe5 Rh8-g8 Qc3-e3
                                      g7-g5 Bh3-f5 g5-g4 Rf1-f4
  9(17)&   0:05.31   1475211   +0.69  Ne5xg4 h5xg4 Bh3xg4 Bb7-c8 Bg4xc8
                                      Kb8xc8 Qc3-d3 Kc8-d8 Qd3xa6 Re7-e6
  9(17).   0:05.89   1674949   +0.69  Ne5xg4 h5xg4 Bh3xg4 Bb7-c8 Bg4xc8
                                      Kb8xc8 Qc3-d3 Kc8-d8 Qd3xa6 Re7-e6
 10(20)&   0:07.44   2131770   +0.77  Ne5xg4 h5xg4 Bh3xg4 Qe8-g6 Bg4-f5
                                      Qg6-h5 Rf1-f2 Re7-e2 Rb1-b2 Re2xf2 Rb2xf2
                                      (Qh5-d1)
 10(20).   0:09.88   2900930   +0.77  Ne5xg4 h5xg4 Bh3xg4 Qe8-g6 Bg4-f5
                                      Qg6-h5 Rf1-f2 Re7-e2 Rb1-b2 Re2xf2 Rb2xf2
                                      (Qh5-d1)
 11(18)&   0:12.50   3710417   +0.76  Ne5xg4 h5xg4 Bh3xg4 Re7-e4 Bg4-f3
                                      Re4-e7 Rb1-e1 Re7xe1 Qc3xe1 Qe8-g6 Qe1-e5
                                      Qg6-d3
 11(18).   0:19.98   5926779   +0.76  Ne5xg4 h5xg4 Bh3xg4 Re7-e4 Bg4-f3
                                      Re4-e7 Rb1-e1 Re7xe1 Qc3xe1 Qe8-g6 Qe1-e5
                                      Qg6-d3
 12(21)&   0:27.00   7945718   +0.80  Ne5xg4 h5xg4 Bh3xg4 Re7-e4 Bg4-f3
                                      Re4-e7 Qc3-d2 Re7-f7 Bf3-g4 Bf8-e7 Rf1-f4
                                      Kb8-a8
 12(23)&   1:08.83  18517118   +0.85  Ne5xc6 Qe8xc6 b4-b5 a6xb5 a4xb5
                                      Qc6-e6 c5-c6 Qe6-e2 Rb1-b2 Qe2-c4 Qc3xc4
                                      d5xc4 c6xb7 Re7-e4
 12(23).   1:13.53  20054752   +0.85  Ne5xc6 Qe8xc6 b4-b5 a6xb5 a4xb5
                                      Qc6-e6 c5-c6 Qe6-e2 Rb1-b2 Qe2-c4 Qc3xc4
                                      d5xc4 c6xb7 Re7-e4
 13(24)+   2:20.31  36736414   +1.20  Ne5xc6 (Qe8xc6) (b4-b5) (a6xb5) (a4xb5)
                                      (Qc6-e6) (c5-c6) (Qe6-e2) (Bh3-g2)
(Ng4-e3) (Bg2-f3)
                                      (Qe2-c4) (Qc3-a1)
 13(25)&   2:52.61  45755678   +1.21  Ne5xc6 Qe8xc6 b4-b5 a6xb5 a4xb5
                                      Qc6-e6 c5-c6 Qe6-e2 Bh3-g2 Ng4-e3 Bg2-f3
                                      Ne3xf1 Bf3xe2 Re7xe2 c6xb7 (Nf1xh2)
>
>23..Bf8?? was also a awkward blunder from IsiChess, while Be7 gives some hope:
>[D]1k2r2r/1bpq2pp/p1pb4/2Pp4/1P1B2n1/2Q2NP1/P5BP/1R3RK1 b - -

Just over 2 seconds for the Baron:
 ply       time        nodes   score  pv
  4( 8).   0:00.05     10839   -0.15  Bd6-f8 Rf1-e1 Re8xe1 Qc3xe1 Qd7-f7
                                      Rb1-d1
  5( 9)&   0:00.06     17248   -0.31  Bd6-f8 Nf3-e5 Ng4xe5 Bd4xe5 Qd7-e6
                                      Be5xg7 (Bf8xg7) (Qc3xg7)
  5(11).   0:00.09     25351   -0.31  Bd6-f8 Nf3-e5 Ng4xe5 Bd4xe5 Qd7-e6
                                      Be5xg7 (Bf8xg7) (Qc3xg7)
  6(10)&   0:00.17     42959   -0.34  Bd6-f8 h2-h3 Ng4-f6 Nf3-e5 Qd7-e6
                                      Qc3-d2
  6(13).   0:00.23     62452   -0.34  Bd6-f8 h2-h3 Ng4-f6 Nf3-e5 Qd7-e6
                                      Qc3-d2
  7(11)&   0:00.41    104667   -0.21  Bd6-f8 Nf3-e5 Ng4xe5 Bd4xe5 Rh8-g8
                                      Qc3-e3 Bf8-e7
  7(14).   0:00.66    176693   -0.21  Bd6-f8 Nf3-e5 Ng4xe5 Bd4xe5 Rh8-g8
                                      Qc3-e3 Bf8-e7
  8(15)&   0:02.19    581311   -0.25  Bd6-e7 Bd4xg7 Rh8-g8 Nf3-e5 Ng4xe5
                                      Bg7xe5 Qd7-e6 Rb1-e1 Re8-f8
  8(16).   0:02.84    775363   -0.25  Bd6-e7 Bd4xg7 Rh8-g8 Nf3-e5 Ng4xe5
                                      Bg7xe5 Qd7-e6 Rb1-e1 Re8-f8
  9(15)&   0:04.31   1189888   -0.25  Bd6-e7 Bd4xg7 Rh8-g8 Nf3-e5 Ng4xe5
                                      Bg7xe5 Qd7-e6 Rb1-e1 Re8-f8
  9(15).   0:05.42   1517804   -0.25  Bd6-e7 Bd4xg7 Rh8-g8 Nf3-e5 Ng4xe5
                                      Bg7xe5 Qd7-e6 Rb1-e1 Re8-f8
 10(18)-   0:09.38   2791631   -0.60  Bd6-e7 (Bd4xg7) (Rh8-g8) (Nf3-e5) (Ng4xe5)
                                      (Bg7xe5) (Qd7-e6) (Rb1-e1) (Re8-f8)
(Rf1xf8) (Rg8xf8)
                                      (Qc3-d3)
 10(18)&   0:10.97   3274432   -0.56  Bd6-e7 Bd4xg7 Rh8-g8 Nf3-e5 Ng4xe5
                                      Bg7xe5 h7-h5 Qc3-e1 h5-h4 g3xh4
 10(18).   0:10.97   3274483   -0.56  Bd6-e7 Bd4xg7 Rh8-g8 Nf3-e5 Ng4xe5
                                      Bg7xe5 h7-h5 Qc3-e1 h5-h4 g3xh4
 11(17)&   0:17.47   5228907   -0.38  Bd6-e7 Bd4xg7 Rh8-g8 Nf3-e5 Ng4xe5
                                      Bg7xe5 Be7-g5 Rb1-e1 Qd7-e7 Rf1-f5 Rg8-f8
 11(19).   0:23.59   7042836   -0.38  Bd6-e7 Bd4xg7 Rh8-g8 Nf3-e5 Ng4xe5
                                      Bg7xe5 Be7-g5 Rb1-e1 Qd7-e7 Rf1-f5 Rg8-f8
 12(20)&   0:37.58  11219176   -0.47  Bd6-e7 Bd4xg7 Rh8-g8 Nf3-e5 Ng4xe5
                                      Bg7xe5 h7-h5 Qc3-d3 h5-h4 Qd3-f5 Qd7xf5
                                      Rf1xf5 h4xg3
 12(20).   0:48.31  14659861   -0.47  Bd6-e7 Bd4xg7 Rh8-g8 Nf3-e5 Ng4xe5
                                      Bg7xe5 h7-h5 Qc3-d3 h5-h4 Qd3-f5 Qd7xf5
                                      Rf1xf5 h4xg3
Richard.



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