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Subject: Re: positions to search deep for hours ; Nikolic - Fischer 1968

Author: Vincent Lejeune

Date: 10:09:24 09/22/03

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On September 22, 2003 at 12:45:44, Vincent Diepeveen wrote:
>>[D]r3r1k1/pp1q1p2/2p2npb/PPPp1bnp/3PpN2/2N1P1PP/1R1B1PBK/3Q1R2 b - - 0 19
>>
>>Nikolic - Fischer 1968
>>
>>The key move is 19 - Bg4!!
>
>I hadn't seen this one before.
>
>If i may ask: Bg4 hxg4 hxg4 Rh1 nf3 xf3 kg1
>
>how's black going to win that?

Here's the game :

[Event "Vinkovci"]
[Event "Vinkovci"]
[Site "Vinkovci"]
[Date "1968.??.??"]
[Round "9"]
[White "Nikolic, Emil"]
[Black "Fischer, Robert James"]
[Result "0-1"]
[ECO "E61"]
[PlyCount "62"]
[EventDate "1968.09.??"]
[Source "ChessBase"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O c6 8. d4
Re8 9. Rb1 e4 10. b4 Bf5 11. h3 h5 12. Nf4 Nbd7 13. a4 Nf8 14. c5 d5 15. b5
N8h7 16. Bd2 Ng5 17. Rb2 Qd7 18. Kh2 Bh6 19. a5 Bg4 20. hxg4 hxg4 21. Rh1 Nf3+
22. Bxf3 gxf3 23. Kg1 Bxf4 24. exf4 Kg7 25. f5 Rh8 26. Bh6+ Rxh6 27. Rxh6 Kxh6
28. Qd2+ g5 29. bxc6 Qxf5 30. Nd1 Qh3 31. Ne3 Kg6 0-1

The mating threat 25...Rh8 is too strong !

>
>so not 'auto232play and they'll win', but some concrete thing.
>note we talk about a deep sacrafice here which has to do with putting
>white mate trivially.



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