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Subject: Re: couple positions

Author: Will Singleton

Date: 08:56:50 09/13/05

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On September 13, 2005 at 04:09:19, Richard Pijl wrote:

>On September 13, 2005 at 01:16:48, Will Singleton wrote:
>
>>[d]5r2/2q3k1/3p1pp1/3Pp1p1/Q1N1P3/2pB1P1P/5PK1/8 b - - bm Rh8; "anything else
>>loses";
>>
>>after 48...Rh8, Kg3 leads to nothing, due to Qc8 etc... but, 49.Qb5 continues
>>the pressure, with perhaps Rb8 or Qc8 keeping things interesting.  Lots of sharp
>>continuations.
>
>The Baron 1.7.0 initially selects Rh8, finds a problem with it and changes to
>Qc5. Switches back to Rh8 as it discovers that Qc5 isn't good either:
>
> ply       time        nodes   score  pv
>  7(13)&   0:00.52    149905   -0.04  Rf8-h8 Qa4-b4 Qc7-c8 Kg2-f1 Rh8xh3
>                                      Kf1-e2 c3-c2 (Bd3xc2)
>  7(13).   0:00.72    212770   -0.04  Rf8-h8 Qa4-b4 Qc7-c8 Kg2-f1 Rh8xh3
>                                      Kf1-e2 c3-c2 (Bd3xc2)
>  8(14)&   0:01.30    391565   -0.04  Rf8-h8 Qa4-c2 Qc7-d7 Kg2-f1 Rh8xh3
>                                      Qc2xc3 Rh3xf3 (Nc4-e3)
>  8(14).   0:01.66    494998   -0.04  Rf8-h8 Qa4-c2 Qc7-d7 Kg2-f1 Rh8xh3
>                                      Qc2xc3 Rh3xf3 (Nc4-e3)
>  9(16)-   0:09.08   2700393   -0.39  Rf8-h8 (Bd3-f1)
>  9(16)&   0:09.95   2986176   -0.85  Rf8-h8 Bd3-f1 Kg7-f8 Qa4-c2 Qc7-c8
>                                      Kg2-g1 Qc8-c5 Qc2xc3 (Rh8-h4)
>  9(16)&   0:11.39   3436929   -0.63  Qc7-c5 Qa4-b3 f6-f5 Qb3xc3 f5xe4
>                                      Bd3xe4 Rf8-c8 Be4-d3
>  9(16).   0:13.38   4028810   -0.63  Qc7-c5 Qa4-b3 f6-f5 Qb3xc3 f5xe4
>                                      Bd3xe4 Rf8-c8 Be4-d3
> 10(16)&   0:17.41   5257867   -0.60  Qc7-c5 Qa4-b3 f6-f5 e4xf5 g6xf5
>                                      Qb3xc3 Kg7-h6 Qc3-a3 Qc5xa3
> 10(16).   0:22.13   6701189   -0.60  Qc7-c5 Qa4-b3 f6-f5 e4xf5 g6xf5
>                                      Qb3xc3 Kg7-h6 Qc3-a3 Qc5xa3
> 11(18)&   0:27.47   8427189   -0.91  Qc7-c5 Qa4-b3 f6-f5 e4xf5 g6xf5
>                                      Qb3xc3 g5-g4 h3xg4 f5xg4 Bd3-e2 Qc5xd5
>                                      (Kg2-g1)
> 11(18).   0:39.77  12318962   -0.91  Qc7-c5 Qa4-b3 f6-f5 e4xf5 g6xf5
>                                      Qb3xc3 g5-g4 h3xg4 f5xg4 Bd3-e2 Qc5xd5
> 12(21)&   0:50.25  15553142   -0.90  Qc7-c5 Qa4-b3 f6-f5 e4xf5 g6xf5
>                                      Qb3xc3 f5-f4 Qc3-c2 Qc5xd5 Bd3-e4 Qd5-e6
>                                      Qc2-e2 (Rf8-f6)
> 12(21).   1:08.84  21295294   -0.90  Qc7-c5 Qa4-b3 f6-f5 e4xf5 g6xf5
>                                      Qb3xc3 f5-f4 Qc3-c2 Qc5xd5 Bd3-e4 Qd5-e6
>                                      Qc2-e2 (Rf8-f6)
> 13(23)&   1:47.03  32733039   -1.00  Qc7-c5 Qa4-b3 f6-f5 e4xf5 g6xf5
>                                      Nc4-e3 Qc5-c8 Qb3-b4 Rf8-f6 h3-h4 e5-e4
>                                      f3xe4 g5xh4 (Ne3xf5)
> 13(23)&   3:00.61  54310766   -0.94  Rf8-h8 Bd3-f1 f6-f5 Qa4-c2 Rh8-h4
>                                      Qc2xc3 f5xe4 f3xe4 Rh4xe4 f2-f3 (Re4-d4)
>                                      (Bf1-d3)
> 13(25).   3:18.55  59892295   -0.94  Rf8-h8 Bd3-f1 f6-f5 Qa4-c2 Rh8-h4
>                                      Qc2xc3 f5xe4 f3xe4 Rh4xe4 f2-f3
> 14(25)&   5:23.75  96058266   -0.68  Rf8-h8 Bd3-f1 Qc7-b7 Nc4xd6 Rh8-a8
>                                      Nd6xb7 Ra8xa4 Bf1-d3 Ra4-a2 Nb7-c5 Ra2-b2
>                                      Bd3-c4 c3-c2 Nc5-d3
> 14(25).   6:49.17 120604097   -0.68  Rf8-h8 Bd3-f1 Qc7-b7 Nc4xd6 Rh8-a8
>                                      Nd6xb7 Ra8xa4 Bf1-d3 Ra4-a2 Nb7-c5 Ra2-b2
>                                      Bd3-c4 c3-c2 Nc5-d3
> 15(28)&   9:54.80 173369918   -0.92  Rf8-h8 Bd3-f1 Qc7-b7 Nc4xd6 Rh8-a8
>                                      Nd6xb7 Ra8xa4 Bf1-d3 Ra4-a2 d5-d6 Ra2-d2
>                                      Nb7-c5 Kg7-f8 f3-f4 c3-c2
>>

Actually, if you follow your last pv for a couple ply (thru Rxa4), you might see
your eval change in favor of black. :)




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