Author: Gerd Isenberg
Date: 12:28:46 08/27/05
Go up one level in this thread
On August 27, 2005 at 14:55:29, Normand M. Blais wrote:
>Hi,
>
>Two versions of my program playing against each other produce the game below.
>The final position made me wonder. Why is Black resigning? The obvious answer is
>because I instructed the program to resign when the score is lower than a 1000
>points (value of the Queen). In fact, it is mate in 9 moves.
>
>N.B.
>
>My computer: Penthium 4 (3.0 GHz)
>O.S.: Windows 2000 Pro
>Ram: 512 Meg
>
>[Event "Computer chess game"]
>[Site "NORMAND"]
>[Date "2005.08.27"]
>[Round "5"]
>[White "Alex 1.67.01g"]
>[Black "Alex 1.67.00"]
>[Result "1-0"]
>[TimeControl "40/300"]
>
>1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8.
>f4 Qc7 9. Kh1 O-O 10. a4 Nc6 11. Be3 Re8 12. Bf3 Rb8 13. Qd2 Bd7 14. Nb3 b6
>15. Rad1 Red8 16. Qe2 Bc8 17. Nd2 d5 18. exd5 Nxd5 19. Bxd5 exd5 20. f5 Qa7
>21. Nb3 Bf6 22. Rxd5 Rf8 23. a5 Qe7 24. axb6 Bxc3 25. bxc3 Re8 26. Rf3 Rxb6
>27. f6 Qe4 28. Qd2 Bg4 29. Bxb6 Bxf3 30. Rg5 g6 31. gxf3 Qxf3+ 32. Rg2 Qxf6
>33. Rf2 Qe5 34. Nc5 Nb8 35. c4 f5 36. Qd5+ Kg7 37. Nd3 Qe7 38. Bd4+ Kh6 39.
>Ne5 Rf8 40. Bc5 Qe8 41. Qb7 Rf6 42. Be3+ f4 43. Ng4+ Kg5 44. Qd5+ Kh4 45.
>Rf3
>{Black resigns} 1-0
>
>[D]1n2q3/7p/p4rp1/3Q4/2P2pNk/4BR2/2P4P/7K b - - 5 45
Nice position - easy for computers. But against a human it would be wiser not to
resign a "complicated" -mate in 8 position ;-)
Gerd
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