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Subject: Re: Chess Tiger - Nullmover: Some notes

Author: Djordje Vidanovic

Date: 15:24:56 10/25/03

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On October 25, 2003 at 16:26:43, Jeroen Noomen wrote:

>[Event "Dutch Open"]
>[Site "Leiden"]
>[Date "2003.10.25"]
>[Round "9"]
>[White "Chess Tiger"]
>[Black "Nullmover"]
>[Result "1-0"]
>[PlyCount "103"]
>[EventDate "2003.??.??"]
>
>1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
>Qc7 9. O-O-O Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Nc5 14. f6 gxf6 15.
>gxf6 Bf8 16. Rg1 Rb8
>
>Aha, Michel Langeveld (author of Nullmover) wants to try this deviation from 16
>... b4 as played by IsiChess against Rebel.
>
>17. Qh5 b4 18. Nd5!
>
>Of course, always the move in this position.
>
>18... exd5 19. exd5 Nd7 20. Kb1!
>
>Excellent and completely finishing off this line. Most programs like ideas with
>Nc6, but then Black could sac an exchange and things are not so clear.
>
>20... Ne5 21. Ne6!
>
>Completely paralising black, the knight is huge on e6.
>
>21... Qb6 22. Bh3 h6
>
>It doesn't matter much what Black tries here.
>
>23. Rg3! Bb7 24. Nxf8!
>
>Looks strange, but Tiger already sees it is going to win a rook. The score
>jumped to +3,8.
>
>24... Rxf8 25. Qxh6 a5 26. Rdg1 Nd7 27. Re1+ Ne5 28. Rg5!
>
>With the idea of Rh5 and Qxf8+. Tiger finishes the game off quite elegantly.
>
>28... Bxd5 29. Rh5! Rg8 30. Qg7!
>
>This is it, the remainder of the game requires no comment.
>
>30... Kd8 31. Qxg8+ Kc7 32. Qg3 Re8 33. Rd1 Qc6 34. Rg5 Bf3 35. Re1 Be4 36. Rc1
>a4 37. Qe3 b3 38. Qa7+ Qb7 39. Qxb7+ Kxb7 40. Bg2 Bxg2 41. Rxg2 bxc2+ 42. Rgxc2
>Re6 43. Rf1 Nd7 44. h4 Nxf6 45. Rc4 a3 46. Rf3 d5 47. Rb3+ Rb6 48. Rf4 Rxb3 49.
>axb3 a2+ 50. Kxa2 Nh5 51. Rxf7+ Kc6 52. Rf5 1-0
>
>
>I believe 20 Kb1! kills this line completely, but I am sure some persons (who do
>not know this line, but always tend to disagree :-)) will try to come up with a
>defence.
>
>
>Jeroen


One thing, Jeroen:

why not play 13...Bxg5 and then after 14.Kb1 continue in a cool manner with
kingside castling for black?   Some hidden thorns in Black's side that seem
invisible to the naked eye of an observer?

Nonetheless, I liked the game.  Thanks.

Djordje



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