Author: blass uri
Date: 00:04:05 05/15/00
Go up one level in this thread
On May 14, 2000 at 22:53:51, Robert Hyatt wrote:
>On May 14, 2000 at 09:44:13, Enrique Irazoqui wrote:
>
>>[Event "Dutch championship"]
>>[Site "?"]
>>[Date "2000.??.??"]
>>[Round "?"]
>>[White "Van Wely"]
>>[Black "Fritz SSS"]
>>[Result "1-0"]
>>[ECO "A25"]
>>[WhiteElo "2646"]
>>[PlyCount "49"]
>>
>>1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. a3 Bxc3 6. bxc3 O-O 7. e4 a6 8. a4
>>d6 9. d3 Bg4 10. f3 Bd7 11. Ne2 Qc8 12. h3 b6 13. f4 Be6 14. f5 Bd7 15. g4 Ne8
>>16. Ng3 Qd8 17. g5 Bc8 18. h4 f6 19. Qh5 Na5 20. Ra3 Qe7 21. Nf1 Nc6 22. Ne3
>>Qd7 23. g6 h6 24. Ng4 Ra7 25. Rg1 1-0
>>
>>Enrique
>
>I thought I would run this thru crafty, since it is not half-bad at avoiding
>such strangleholds most of the time. Here is the output. Comments follow the
>output...
>
>[Event "Dutch championship"]
>[Site "?"]
>[Date "2000.??.??"]
>[Round "?"]
>[White "Van Wely"]
>[WhiteElo "2646"]
>[Black "Fritz SSS"]
>[BlackElo ""]
>[Result "1-0"]
>[Annotator "Crafty v17.11"]
>{annotating only black moves.}
>{using a scoring margin of -1.00 pawns.}
>{search time limit is 3:00}
>
> 1. c4 e5
> 2. g3 Nf6
> 3. Bg2 Nc6
> 4. Nc3 Bb4
> 5. a3 Bxc3
> 6. bxc3 O-O
> 7. e4 a6
> ({14:-0.21} 7. ... a6 8. d3 d6 9. Rb1 Rb8 10. Nf3 Bg4 11. O-O
>Qd7 12. Bg5 Bh3 13. Bxh3 Qxh3 14. Bxf6 gxf6 15. Qe2 $10)
> ({14:-0.02} 7. ... d6 8. d3 Bd7 9. Nf3 Qc8 10. O-O h6 11. Bh1
>Bh3 12. Re1 Qg4 13. Rb1 Rab8 14. Be3 $10)
> 8. a4 d6
> ({14:-0.01} 8. ... d6 9. d3 Nd7 10. Be3 Nc5 11. Rb1 b6 12. Ne2
>Qe8 13. O-O f5 14. exf5 Bxf5 $10)
> 9. d3 Bg4
> ({13:-0.23} 9. ... Bg4 10. f3 Bd7 11. Nh3 Ne8 12. O-O Qc8 13.
>Nf2 f5 14. Bg5 fxe4 15. fxe4 h6 16. Be3 $10)
> ({13:-0.05} 9. ... Nd7 10. Nf3 f5 11. exf5 Nc5 12. Nh4 Qf6 13.
>Be3 Bxf5 14. Nxf5 Qxf5 15. Bxc6 bxc6 16. Bxc5 dxc5 17. O-O $10)
> 10. f3 Bd7
> ({14:-0.18} 10. ... Bd7 11. Nh3 Ne8 12. O-O f5 13. Rb1 fxe4 14.
>Bg5 Qc8 15. fxe4 Nf6 16. Nf2 h6 17. Be3 $10)
> 11. Ne2 Qc8
> ({13:-0.18} 11. ... Qc8 12. g4 Be6 13. O-O Nd7 14. Be3 f6 15.
>Qc2 Re8 16. g5 f5 17. a5 b6 $10)
> 12. h3 b6
> ({12:-0.26} 12. ... b6 13. f4 exf4 14. Nxf4 Ne8 15. Be3 f6 16.
>Qh5 Ne5 17. d4 g6 18. Qe2 Nc6 $10)
> ({12:-0.22} 12. ... Ne7 13. h4 Nc6 14. Bg5 Ne8 15. a5 b6 16.
>axb6 cxb6 17. Be3 Qb7 18. O-O Qc7 $10)
> 13. f4 Be6
> ({13:-0.47} 13. ... Be6 14. f5 Bd7 15. O-O h6 16. Be3 Qd8 17.
>Qc2 Qe7 18. Rab1 Rad8 19. Rfe1 Rfe8 $14)
> ({13:-0.34} 13. ... h6 14. f5 Nh7 15. O-O Ng5 16. Be3 Qd8 17.
>Nc1 Qf6 18. Qg4 Rfe8 19. Nb3 Rad8 $14)
> 14. f5 Bd7
> ({15:-0.46} 14. ... Bd7 15. O-O h6 16. Be3 Qe8 17. Nc1 Rd8 18.
>Nb3 Ne7 19. Nd2 Nc6 20. Qc2 Qe7 21. Nb3 Nh5 22. Qf2 Nf6 23. a5 $14)
> 15. g4 Ne8
> ({14:-0.46} 15. ... Ne8 16. h4 Qd8 17. g5 b5 18. axb5 axb5 19.
>Rxa8 Qxa8 20. cxb5 Nd8 21. c4 Bxf5 22. O-O Bg4 23. Be3 $14)
> ({14:-0.29} 15. ... Na5 16. g5 Ne8 17. Ng3 Kh8 18. Nh5 Rg8 19.
>Be3 Nb7 20. Ng3 Nc5 21. h4 Nxa4 22. Rxa4 Bxa4 23. Qxa4 $10)
> 16. Ng3 Qd8
> ({14:-0.35} 16. ... Qd8 17. g5 Rb8 18. h4 b5 19. cxb5 axb5 20.
>axb5 Rxb5 21. h5 Na5 22. h6 Nb3 23. hxg7 Nxg7 24. Ra7 Nxc1 25. Qxc1 $14)
> ({14:-0.19} 16. ... Nd8 17. Be3 Nb7 18. g5 b5 19. axb5 axb5 20.
>Rxa8 Qxa8 21. cxb5 Bxb5 22. O-O Qd8 23. g6 hxg6 24. fxg6 fxg6 25. Rxf8+ Kxf8
>$10)
> 17. g5 Bc8
> ({13:-0.87} 17. ... Bc8 18. h4 f6 19. g6 h6 20. h5 Bb7 21. Bf3
>Qe7 22. Be3 Rd8 23. Bg4 Rd7 $16)
> ({13:-0.33} 17. ... Na5 18. h4 Nb7 19. h5 Nc5 20. Be3 b5 21. g6
>bxc4 22. dxc4 Nxa4 23. Rxa4 Bxa4 24. gxh7+ Kxh7 25. Qxa4 $14)
> 18. h4 f6
> ({14:-0.87} 18. ... f6 19. g6 h6 20. Be3 Bb7 21. h5 Na5 22. Bf3
>Qd7 23. Bg4 Nc6 24. Ne2 Rd8 25. Ng3 $16)
> 19. Qh5 Na5
> ({14:-0.81} 19. ... Na5 20. g6 h6 21. Qd1 Bd7 22. h5 Qe7 23.
>Bf3 Nb7 24. Be3 Nc5 25. Be2 Rd8 26. Bg4 $16)
> ({14:-0.75} 19. ... Qd7 20. g6 h6 21. Qe2 Na5 22. Qa2 Qc6 23.
>c5+ Kh8 24. Qf7 Rg8 25. Bxh6 Nb7 26. Be3 Nxc5 27. Qc4 $16)
> 20. Ra3 Qe7
> ({13:-0.57} 20. ... Qe7 21. g6 h6 22. Qd1 Bd7 23. h5 Rd8 24.
>Ra1 Nb7 25. Be3 Nc5 $14)
> 21. Nf1 Nc6
> ({13:-0.52} 21. ... Nc6 22. g6 h6 23. Ne3 Qd7 24. Qd1 Bb7 25.
>h5 Rd8 26. Rb3 Na5 27. Rb4 Nc6 $14)
> ({13:-0.39} 21. ... Bd7 22. g6 h6 23. Qd1 c6 24. Ng3 Nc7 25.
>Qc2 Rfb8 26. h5 Nb7 27. Qb3 Nc5 28. Qd1 $14)
> 22. Ne3 Qd7
> ({14:-0.60} 22. ... Qd7 23. g6 h6 24. Ra1 Na5 25. Qd1 b5 26.
>cxb5 axb5 27. axb5 Qxb5 28. Nd5 Qd7 29. h5 c6 30. Nb6 $14)
> 23. g6 h6
> ({15:-0.60} 23. ... h6 24. Qd1 Ne7 25. h5 Qc6 26. Nd5 Nxd5 27.
>cxd5 Qc5 28. Qd2 Bd7 29. Ra1 Qa5 30. c4 Qc5 31. Bb2 $14)
> 24. Ng4 Ra7
> ({13:-1.79} 24. ... Ra7 25. Bf3 Nd8 26. Bxh6 gxh6 27. Rg1 Kg7
>28. Qxh6+ Kg8 29. g7 Nxg7 30. Nxf6+ Rxf6 31. Qxf6 Nc6 32. Kd1 Qf7 $18)
> ({13:-0.31} 24. ... Nd8 25. Be3 Nb7 26. O-O Nc5 27. Bxc5 dxc5
>28. Rd1 Bb7 29. a5 Rb8 30. Bf3 bxa5 31. Rxa5 Qd6 $14)
> 25. Rg1
>
>
>comments.
>
>1. black's move 24 was a lemon. After Rg1 crafty has black at -5 and
>dropping, probably why Frans resigned. However, Ra7 was essentially a
>null-move of sorts... I would hardly say that black can win if he doesn't
>play Ra7. Black may be already lost. But that certainly made it easier.
>White has a strong attack with the pawn-roller, but things are blocked
>up requiring white to sac on h6 to make anything happen.
After crafty's move 24...Nd8 white can also win by 25.Rg1.
a possible game against crafty can continue 25...Rb8 26.Bf3 and now crafty can
also see a winning advantage for white.
Black's position is hopeless.
Uri
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