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Subject: Re: Pepito improve game Ferret-Crafty (CCT5) - testposition

Author: Steffen Jakob

Date: 12:09:45 01/28/03

Go up one level in this thread


On January 28, 2003 at 12:52:54, Thomas Lagershausen wrote:

>[D]2rqrbk1/5pp1/pnbp1n1p/1p2p3/1P2P2B/1BPQ1NNP/P4PP1/R3R1K1 b - - not 21...g5?
>
>Pepito 1.55 on Athlon 1.5 Ghz by Carlos del Cacho will play here 21..g6 !
>
>This avoids 22.Nh5 or Nf5 by white and gives black a healthy kingposition.
>
>As we see in the game the bishop on h4 is poisenend.
>
>How long did it take for your program to avoid 21...g5?

On my CCT5 hardware, a P4 2.8 GHz machine,  Hossa 1.152 needs 3:32 to switch
from g5 to g6 but only with a very small eval difference:

    6    +0.24    0.43    41132 1... g5 2.f3xg5 h6xg5 3.h4xg5 c6d7
                                4.g3h5
   <6>   +0.24    0.51    59956 1... g5 2.f3xg5 h6xg5 3.h4xg5 c6d7
                                4.g3h5
    7    +0.31    0.60    87856 1... g5 2.f3xg5 h6xg5 3.h4xg5 f8g7
                                4.g3h5 g7h8
   <7>   +0.31    0.85   175438 1... g5 2.f3xg5 h6xg5 3.h4xg5 f8g7
                                4.g3h5 g7h8
    8    +0.15    1.10   282401 1... g5 2.f3xg5 h6xg5 3.h4xg5 c6b7
                                4.g5xf6 d8xf6 5.g3f5
   <8>   +0.15    1.70   467668 1... g5 2.f3xg5 h6xg5 3.h4xg5 c6b7
                                4.g5xf6 d8xf6 5.g3f5
    9    +0.12    2.27   671939 1... g5 2.f3xg5 h6xg5 3.h4xg5 c8a8
                                4.g3f5 a5 5.b4xa5 a8xa5
   <9>   +0.12    2.71   843750 1... g5 2.f3xg5 h6xg5 3.h4xg5 c8a8
                                4.g3f5 a5 5.b4xa5 a8xa5
   10    +0.07    5.06  1592109 1... g5 2.f3xg5 h6xg5 3.h4xg5 f8g7
                                4.a1d1 d8d7 5.g5e3 b6a8 6.d1d2
  <10>   +0.07    6.78  2200586 1... g5 2.f3xg5 h6xg5 3.h4xg5 f8g7
                                4.a1d1 d8d7 5.g5e3 b6a8 6.d1d2
   11    -0.12   11.21  3447139 1... g5 2.f3xg5 h6xg5 3.h4xg5 c6b7
                                4.g3f5 b6c4 5.d3g3 f8g7 6.g3h4 d5
                                7.b3xc4 c8xc4 8.g5xf6 g7xf6
 32/11    -0.10    3:32 60093901 1... g6 2.h4xf6 d8xf6 3.a1d1 f6e7
                                4.e1e2 e8d8 5.e2d2 d8d7 6.d3e3 e7d8
  <11>   -0.10    3:32 60093901 1... g6 2.h4xf6 d8xf6 3.a1d1 f6e7
                                4.e1e2 e8d8 5.e2d2 d8d7 6.d3e3 e7d8
   12    -0.13    6:41 107648759 1... g6 2.d3e3 b6d7 3.a4 d8c7
                                4.a4xb5 c6xb5 5.c4 b5xc4 6.a1c1 d5
                                7.h4xf6 d7xf6 8.e4xd5

Greetings,
Steffen.

//

>[Event "CCT5 45 10"]
>[Site "Internet Chess Club"]
>[Date "2003.01.18"]
>[Round  "5"]
>[White "Ferret"]
>[Black "Crafty"]
>[Result "1-0"]
>[ECO "C91"]
>[Time "17:58:11"]
>[Comment "Black resigns"]
>
>1 .e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.d4 d6 9.c3
>Bb7 10.h3 Re8 11.Nbd2 Bf8 12.d5 Nb8 13.Nf1 Nbd7 14.Ng3 Nc5 15.Bc2 c6 16.b4 Ncd7
>17.dxc6 Bxc6 18.Bb3 Nb6 19.Qd3 Rc8 20.Bg5 h6 21.Bh4 g5 22.Nxg5 hxg5 23.Bxg5 Nc4
>24.Nf5
>Bg7 25.Qg3 Re6 26.a4 Qf8 27.axb5 axb5 28.Bh6 Ne8 29.Qg5 Ra8 30.Rxa8 Bxa8 31.Bxg7
>Nxg7 32.Bxc4 bxc4 33.Re3 Rg6 34.Ne7+ Kh7 35.Nxg6 fxg6 36.Rf3 Qe8 37.Rf6 Ne6
>38.Qg4
>Nf8 39.Qh4+ Kg7 40.Rxd6 Ne6 41.Qg3 Nf8 42.Qg5 Bxe4 43.Qf6+ Kg8 44.Rd8 Qf7
>45.Qxe5
>Qf5 46.Qe7 Bd5 47.Qc5 Bb7 48.Qxc4+ Qf7 49.Qh4 Ba6 50.Qg3 Bc4 51.Qe5 Qf5 52.Qd4
>Qf7
>53.Qc5 Ba6 54.b5 Bb7 55.c4 Qf6 56.Rb8 Qf7  {} 1-0
>
>TL



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