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Subject: Re: Another test position - Qg6!

Author: Steffen Jakob

Date: 01:32:37 03/26/03

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On March 25, 2003 at 22:16:39, bobby palacios wrote:

>Take from a tournament game of mine: Anaconda 1.0 - Delfi 4.1 (p4 2.47ghz, game
>in 2.5hrs)
>
>[D]1r1r3k/4q3/2RNb2p/pp2P1p1/1b2QB2/5PP1/4P2P/R5K1 w - g6 0 29

g6 is not an ep target although I think it's legal to use non existing ep
targets in fens.

>A very nice move by Anaconda, and a difficult move to find for most engines.  In
>fact, during the game it took Anaconda over 4 minutes to play the move.

Analysis by Hossa 1.155 (Athlon 900, 32 MB Hash):

 depth   value    time    nodes pv
    1    +0.55    0.06       49 1.e4g6 g5xf4 2.g6xh6 Kg8 3.h6xf4 b4xd6
                                4.e5xd6
  2/1    +1.19    0.06       69 1.f4e3
   <1>   +1.19    0.06      228 1.f4e3
    2    +1.16    0.06      289 1.f4e3 e7d7
   <2>   +1.16    0.07      854 1.f4e3 e7d7
    3    +1.19    0.08     1475 1.f4e3 b4xd6 2.c6xd6
   <3>   +1.19    0.09     3631 1.f4e3 b4xd6 2.c6xd6
    4    +1.23    0.12     6151 1.f4e3 b4xd6 2.e5xd6 d8xd6 3.c6xd6 e7xd6
   <4>   +1.23    0.21    13761 1.f4e3 b4xd6 2.e5xd6 d8xd6 3.c6xd6 e7xd6
    5    +1.29    0.43    33614 1.f4e3 e7g7 2.a1c1 g7h7 3.d6xb5 h7xe4
                                4.f3xe4
   <5>   +1.29    0.67    61720 1.f4e3 e7g7 2.a1c1 g7h7 3.d6xb5 h7xe4
                                4.f3xe4
    6    +1.35    1.09   106086 1.f4e3 e7g7 2.a1c1 b4xd6 3.e5xd6 d8e8
   <6>   +1.35    1.56   174784 1.f4e3 e7g7 2.a1c1 b4xd6 3.e5xd6 d8e8
    7    +1.23    4.64   530414 1.f4e3 e7h7 2.e4d4 e6c4 3.e6 Kg8
                                4.e3d2 c4xe2 5.d2xb4 a5xb4
   <7>   +1.23    8.04   981126 1.f4e3 e7h7 2.e4d4 e6c4 3.e6 Kg8
                                4.e3d2 c4xe2 5.d2xb4 a5xb4
    8    +1.31   11.67  1434935 1.f4e3 e7h7 2.e4d4 e6c4 3.d4b2 b4xd6
                                4.e5xd6 h7g7 5.e3d4
! 3/8    +1.65   21.96  2639950 1.e4g6
!   8    +1.99   25.46  3068479 1.e4g6 g5xf4 2.g6xh6 Kg8 3.d6e4 e7a7
                                4.Kh1 e6f5 5.h6g5 Kh8 6.g5xf5
   <8>   +1.99   25.93  3140415 1.e4g6 g5xf4 2.g6xh6 Kg8 3.d6e4 e7a7
                                4.Kh1 e6f5 5.h6g5 Kh8 6.g5xf5
    9    +1.80   32.54  4040944 1.e4g6 g5xf4 2.g6xh6 Kg8 3.d6e4 e6f5
                                4.e4f6 Kf7 5.h6xf4 e7a7 6.e3 f5h3
   <9>   +1.80   37.50  4778548 1.e4g6 g5xf4 2.g6xh6 Kg8 3.d6e4 e6f5
                                4.e4f6 Kf7 5.h6xf4 e7a7 6.e3 f5h3
   10    +1.81   55.65  7127612 1.e4g6 g5xf4 2.g6xh6 Kg8 3.d6e4 e6f5
                                4.e4f6 Kf7 5.h6xf4 e7a7 6.Kg2 a7d4
                                7.c6c7 b4e7
  <10>   +1.81    1:07  8730352 1.e4g6 g5xf4 2.g6xh6 Kg8 3.d6e4 e6f5
                                4.e4f6 Kf7 5.h6xf4 e7a7 6.Kg2 a7d4
                                7.c6c7 b4e7
   11    +1.76    1:58 15139537 1.e4g6 g5xf4 2.g6xh6 Kg8 3.d6e4 e6f5
                                4.e4f6 Kf7 5.h6xf4 e7a7 6.e3 a7b7
                                7.a1c1 f5h3

Greetings,
Steffen.



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