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Subject: Re: sac position

Author: Peter Fendrich

Date: 14:02:31 06/16/02

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Terra (2.8 Beta3) just loves Nxg5 from iteration 1. I let it go on until
iteration 15 and it still went for Nxg5. The evaluation droped somewhat from
0.54 to 0.41.

Peter

On June 16, 2002 at 12:45:09, Will Singleton wrote:
>Is Nxg5 sound here?  Amateur seems to think so, but I don't know
>if Black's play is optimal.  Interesting to note that both programs
>had positive scores throughout the middlegame.
>
>[D]rnbqr1k1/ppb2p2/3p1n1p/2pP2p1/2B1P2B/2N2N2/PP3PPP/R2Q1RK1 w - g6 0 12
>
>
>[Event "Computer chess game"]
>[Site "MICRON"]
>[Date "2002.06.16"]
>[Round "1"]
>[White "amateur2"]
>[Black "leila_053h"]
>[Result "1-0"]
>[TimeControl "300+1"]
>
>1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 Bd6 6. Nf3 O-O 7. Bg5 Bc7
>8. e4 d6 9. Bc4 h6 10. Bh4 Re8 11. O-O g5 12. Nxg5 hxg5 13. Bxg5 Nbd7 14.
>Qf3 a6 15. Qg3 Kf8 16. Qh4 b5 17. Be2 b4 18. Bg4 Re5 19. Qh6+ Ke7 20. Bxd7
>Rxg5 21. Qxg5 bxc3 22. Bxc8 cxb2 23. Rab1 Qxc8 24. Rxb2 Rb8 25. Rb3 Qg4 26.
>Qxg4 Nxg4 27. Rfb1 Rg8 28. Rb7 Kd7 29. Ra7 c4 30. Rbb7 Rc8 31. Rxa6 Ne5 32.
>h4 Rb8 33. Rxb8 Bxb8 34. h5 Bc7 35. Ra3 Bb6 36. h6 Bd4 37. h7 Ng6 38. Ra4
>Be5 39. Rxc4 Nf8 40. a4 Ng6 41. a5 Ne7 42. Rb4 Nc8 43. a6 Ke8 44. Rb8 Kd7
>45. Rb7+ Ke8 46. Rc7 Kd8 47. Rxf7 Bd4 48. a7 Nxa7 49. Rxa7 Ke8 50. h8=Q+
>Bxh8 51. Ra8+ Ke7 52. Rxh8 Kf7 53. Rh6 Ke7 54. f4 Kd7 55. Re6 Kc7 56. f5
>Kb6 57. f6 Kc5 58. g4 Kd4 59. g5 Kc5 60. g6 Kd4 61. f7 Kc5 62. g7 Kc4 63.
>f8=Q Kd4 64. Qf2+ Kc4 65. g8=Q Kd3 66. Qg7 Kc4 67. Qfb2 Kc5 68. Qc7#
>{White mates} 1-0



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