[Event "LIGHT"]
[Site "Spain"]
[Date "2004.03.13"]
[Round "7"]
[White "Oratovsky, Michael"]
[Black "Adla, Diego Gustavo"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2536"]
[BlackElo "2503"]
[Annotator "gmail,thechesscorner"]
[PlyCount "41"]
[EventDate "2004.01.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Nbd2 Ba7 7. h3 O-O 8. Bb3
d6 9. Nf1 $5 Be6 (9... h6 $2 10. g4 $1 Be6 (10... d5 11. Qe2 Be6 12. g5 hxg5
13. Bxg5 dxe4 14. dxe4 Bxb3 15. axb3 Qd6 16. Ng3 (16. Rg1 $1 Qe6 17. Ng3 g6 18.
h4 Ng4 19. Rg2 f6 20. Bd2) 16... Ne7 17. Rd1 Qe6 18. Qc4 Nh7 19. h4 {1-0 (49)
Chigaev,M (2588)-Arjun,K (2477) Lichess.org INT 2020}) 11. g5 hxg5 12. Bxg5 Nb8
13. Rg1 Kh7 14. Nh4 Nbd7 15. Qf3 Qe8 16. Ne3 Bxb3 17. axb3 Qe6 18. Nd5 Rac8 19.
O-O-O c6 20. Bxf6 Nxf6 21. Rxg7+ $1 Kxg7 22. Rg1+ Ng4 23. Rxg4+ Kh8 24. Nf6 Rg8
25. Rxg8+ Rxg8 26. Qh5+ Kg7 27. Qg5+ {1-0 (27) Mamedov,R (2654)-Nasuta,G (2512)
Europe Echecs INT 2021}) (9... Ne7 10. Ng3 Ng6 11. O-O c6 12. Re1 h6 13. d4 $1
Re8 14. Bc2 Be6 15. Be3 Qc7 16. Qd2 Kh7 {and here Rad1 or Nf5 score high for
White}) 10. Ng3 (10. Ng5 $2 Bxb3 11. axb3 (11. Qxb3 d5) 11... d5) 10... h6 (
10... Qd7 11. Ba4 (11. Bg5 $5) 11... b5 12. Bc2 d5 13. exd5 Bxd5 14. O-O h6 15.
Be3 Rfe8 16. Bxa7 Rxa7 17. Re1 Raa8 18. Re3 {Oratovsky-Adla} Nh7 19. Qe2 f6 20.
Rd1 Nf8 21. d4 Bxf3 22. Qxf3 exd4 23. Be4 Ne5 24. Bd5+) (10... Bxb3 11. axb3 h6
12. O-O d5 13. Qe2 Re8 14. b4 Qd7 15. Nh2 Rad8 16. Qf3 {Classic plan} dxe4 17.
dxe4 Qe6 {to guard Nf6 against Bxh6} 18. Nf5 $1 Bb6 $2 (18... Ne7) 19. Bxh6 $1
gxh6 20. Qg3+ {1-0 (20) Mamedov,R (2654)-Guliyev,N (2529) Europe Echecs INT
2020}) (10... d5 11. Qe2 dxe4 12. dxe4 Bxb3 13. axb3 Re8 14. Nh2 Nd7 15. b4 Nf8
16. Nf5 Ne7 17. Bg5 f6 18. Rd1 (18. Qc4+ $1 Kh8 19. Nh6 $1 Qd7 20. Nf7+ Kg8 21.
Nd8+ $1) 18... Qc8 19. Nxe7+ Rxe7 20. Be3 {1-0 (62) Chigaev,M (2631)-Le Goff,R
(2288) Chess.com INT 2022}) (10... Re8 11. Bg5 Qe7 (11... h6 12. Bh4 Bxb3 13.
axb3 g5 14. Nxg5 $1) 12. Nh5 $1 Kh8 13. Nh4 $1 Bxb3 14. axb3 Qe6 15. Bxf6 gxf6
16. Qf3 Rg8 17. Nxf6 Rg5 18. Nd5 Rc8 19. Nf5 Bb6 20. g4 Na5 21. b4 Nc6 22. h4
$1 Rgg8 23. g5 Rce8 24. Nf6 Rd8 25. Qh5 Rg7 26. Nxg7 Kxg7 27. Qh6+ {1-0 (27)
Dourerassou,J (2477)-Thorsbro,P (2221) Lund 2019}) 11. Nh2 $5 {THIS IS
VARIATION A- no Castle Morozevich-Adams 2008, Also Nevednichy-Moradiabadi 2009}
(11. O-O {this would be Variation B with Castle, can be obtained via several
move orders with early 0-0 by White} Re8 (11... Qd7 $6 12. Be3 Ne7 13. Nh4 Ng6
14. Nhf5 $1 {Carlsen-Nakamura 2011}) 12. Nh2 $5 (12. Bc2 d5 13. exd5 Nxd5 14.
Re1 Qd6 15. Nh4 Qe7 (15... Rad8 16. Nhf5 Bxf5 17. Nxf5 Qf6 18. Qg4 {
So-Nakamura 2022}) 16. Nhf5 Qf6 {Duda-Carlsen 2020 =}) 12... Bxb3 (12... d5 13.
Qf3 dxe4 14. dxe4 Bxb3 15. axb3 Re6 {critical line}) 13. axb3 Ne7 14. Qf3 Ng6
15. Nf5 {Jakovenk-Zou 2019}) 11... Ne7 (11... d5 12. Qf3 {Variation A,
2008-2009 games}) 12. Ng4 Ng6 13. Nf5 d5 (13... Nh7 14. h4 Qd7 15. h5 Ne7 16.
Ngxh6+ Kh8 17. Qg4 g6 18. Bxe6 Qxe6 19. Nxe7 Qxe7 20. hxg6 fxg6 21. f3 {
1-0 (21) Yemelin,V (2582)-Klimov,S (2521) St Petersburg 2009}) (13... Re8 $2
14. Nxg7 $1 {trap}) 14. Qf3 Bxf5 15. Qxf5 Nxg4 16. hxg4 Nh4 (16... Qd6 17. g5
$1) 17. Qxe5 dxe4 18. d4 Nxg2+ 19. Kf1 Nh4 20. Qh5 Nf3 21. Bxh6 {1-0 (21)
Oratovsky,M (2445)-Silva,M (2250) Evora 2019} 1-0