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Subject: Diagram

Author: Richard Pijl

Date: 01:22:53 10/25/04

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On October 25, 2004 at 04:10:12, J. Noomen wrote:

>The following game was played in the 6th round of the Dutch Open:
>
>[Event "24th DOCC"]
>[Site "Leiden Ned"]
>[Date "2004.10.17"]
>[Round "6"]
>[White "Pro Deo"]
>[Black "ANT"]
>[Result "1-0"]
>[ECO "C42"]
>[PlyCount "77"]
>[EventDate "2004.??.??"]
>
>1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. c4
>Nb4 9. Be2 O-O 10. Nc3 Bf5 11. a3 Nxc3 12. bxc3 Nc6 13. Re1 Re8 14. cxd5 Qxd5
>15. Bf4 Rac8 16. h3 Be4
>
>All well known, in the match Leko-Kramnik this was played twice. Leko didn't
>manage to create even a slight edge and switched to 1.d4. Now Pro Deo thought
>for some minutes and responded with an incredible move:

[D]2r1r1k1/ppp1bppp/2n5/3q4/3PbB2/P1P2N1P/4BPP1/R2QR1K1 w - -

>17. Nd2!!??
>
>Just letting black take on g2!! During the game we couldn't believe this is
>correct, but some analysis yesterday revealed that maybe this is a very
>interesting idea! Don't forget that as a Petroff player you want a quiet and
>nice draw, now you are drawn into a pool of crazy complications. As withdrawing
>the bishop is tantamount to saying that 16 ... Be4 is wrong, there is only one
>critical move to consider:
>
>17 ... Bxg2. White responds with 18. Bg4!, threatening the c8 rook and also 19.
>f3! winning the bishop.
>
>Two replies are posssible:
>
>A) 18... Bh1!? 19. f3. This looks good for White, but additional analysis is
>needed.
>
>B) 18... f5 (played by ANT and looks most logical) 19. Be2! (threatening Bc4)
>and again White seems to have very interesting tactical chances. At least after
>an hour of thinking my engines indicate a White advantage.
>
>So what is the truth here!? Is 17. Nd2!? a brilliant novelty, or just a typical
>tactical machine move creating interesting chances?
>
>Please post your analysis!
>
>Jeroen



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