[Event "Main Line 3.Sf3 - 7.a4"] [Site "?"] [Date "2026.03.15"] [Round "?"] [White "?"] [Black "Queen's Gambit, Accepted"] [Result "1/2-1/2"] [ECO "D27"] [Annotator "Egede Andersen,Rune"] [PlyCount "46"] 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 $5 {[%csl Rb4] White has weakened the square b4.} Nc6 {Takes immediatedly b4 into control.} 8. Qe2 Qc7 9. Nc3 (9. Rd1 Be7 $1 {If dxc5, black is in no hurry to take back on c5, but with the bishop on d6 instead, he has to!} 10. dxc5 Bxc5 11. b3 O-O 12. Bb2 e5 $1 13. Nc3 e4 14. Ng5 Bg4 15. Nd5 Bxe2 16. Nxc7 Bxd1 17. Nxa8 Bc2 18. Rc1 Nb4 19. Nc7 Be7 20. Bc3 Bd3 21. Bxb4 Bxb4 22. Nd5 Ba3 23. Ra1 Bxc4 24. bxc4 Rc8 25. Nxf6+ gxf6 26. Nxe4 Rxc4 27. Nxf6+ Kg7 28. Nh5+ Kf8 29. Rb1 Rxa4 30. Rxb7 Rb4 31. Rxb4 Bxb4 32. Kf1 $11) 9... Bd6 10. Rd1 {Main variation} (10. Bd2 O-O 11. Rac1 (11. Rfd1 {Nu skal man ikke spille b6, men Ld7!} Bd7 $1 12. d5 exd5 13. Nxd5 Nxd5 14. Bxd5 Rae8 15. Bc3 Be6 16. Qd3 Bxd5 17. Qxd5 Re6 18. a5 h6 $11) (11. d5 $5 {Not dangerous.} Ne5 (11... exd5 { Er en anden fin løsning.}) 12. Nxe5 Bxe5 13. f4 Bxc3 14. Bxc3 exd5 $1 15. Bxf6 dxc4 16. Bc3 Bf5 17. Qxc4 $11 (17. e4 Rfe8 18. Be5 Rxe5 19. fxe5 Be6 $11 { (-0.15)})) 11... b6 12. Bd3 (12. dxc5 bxc5 $1) 12... Bb7 13. Ne4 Nxe4 14. Bxe4 Qe7 15. dxc5 Bxc5 16. Bc3 Rac8 17. Rfd1 Rfd8 18. h3 Nb4 19. Rxd8+ Rxd8 20. Bxb7 Qxb7 21. Bxb4 Bxb4 22. Qc4 Bd6 $11 {1/2 (27)-1/2 Wells-Stevic, Calvia 2004.}) ( 10. d5 exd5 11. Nxd5 Nxd5 12. Bxd5 O-O $11) (10. h3 O-O 11. dxc5 (11. Rd1 { Main var.}) 11... Bxc5 {[%csl Rb4] Og b4 er stadig svagt.} 12. e4 (12. b3) 12... Nd4 13. Nxd4 Bxd4 {[%CAl Gc8d7,Gd7c6] The game could continue.} 14. Rd1 Be5 15. Be3 Bd7 16. a5 Rac8 17. Bd3 Bc6 18. Bc5 {[%CAl Rb6d8,Rc5b6]} Rfe8 19. Bb6 Qe7 20. Qe3 Nd7 21. Ba7 Qb4 $15 {And black has an easy position.}) (10. b3 O-O 11. Bb2 cxd4 $1 (11... b6 12. d5 Na5 13. dxe6 Nxc4 {Er lovende for sort. F. eks.} 14. exf7+ Qxf7 15. Qxc4 (15. bxc4 Bg4 16. Rad1 Rad8 17. h3 Bxf3 18. gxf3 Qg6+ 19. Kh1 Qh5 20. Kg2 Qg6+ 21. Kh1 $11) 15... Be6 $15 16. Qh4 Bxb3 17. Ng5 Qg6 18. Nce4 Nxe4 19. Nxe4 Bc7 20. a5 (20. Qg5 Qxg5 21. Nxg5 Rad8 22. Nf3 Rfe8 23. Rfc1) 20... Rae8 21. f3 bxa5 22. Nxc5 Rxe3 23. Nxb3 Rxb3 24. Qc4+ Qf7 25. Qe2 Rb5 $17) 12. exd4 Na5 13. Rfc1 Bd7 14. Ne4 Nxe4 15. Qxe4 Nxc4 16. bxc4 Rac8 17. h3 h6 {Med mikro sort fordel.}) (10. dxc5 Bxc5 11. e4 Ng4 12. g3 O-O 13. Bf4 e5 14. Nd5 Qd6 15. Bd2 Nf6 (15... Kh8 $1 16. h3 Nh6 17. Kh2 f5 18. b4 $1 { [%csl Re5][%CAl Gc6b4]} Bd4 19. Ra2 fxe4 20. Ng5 (20. Qxe4 $2 Bf5 $19 21. Qh4 ( 21. Qe2 $2 Ng4+ {[%CAl Gg4h2,Gg4f2]} 22. hxg4 Bxg4 23. Ra3 Na5 $3 24. Nc7 Qxc7 $8 25. bxa5 Qc5 26. Rb3 Qc6 27. Nxd4 Bxe2 28. Nxc6 Bxc4 29. Rxb7 Bxf1) 21... Bg6 $1 22. Ng5 b5 $1 {[%csl Ra2,Rb3,Rc4]} 23. axb5 (23. Bb3 Bxf2 {[%CAl Gf2g3, Gf8f1]}) 23... axb5 24. Rxa8 Rxa8 {[%csl Ra2,Rb3,Rc4][%CAl Gb5c4,Gd6d5,Ga8a3, Ga3b3,Ga3a2]} 25. Ne4 Bxe4 26. Qxe4 bxc4)) 16. b4 Ba7 $1 $11) 10... O-O 11. h3 (11. d5 {White tries to do without h3, and plays d5 one move earlier.} exd5 12. Nxd5 Nxd5 13. Bxd5 Ne5 14. h3 Be6 15. e4 Bxd5 16. Rxd5 Nxf3+ 17. Qxf3 Rad8 18. Be3 Bh2+ 19. Kf1 Rxd5 20. exd5 Be5 21. Rd1 Rd8 22. Qe4 b6 23. b3 Qd6 24. a5 bxa5 25. Bxc5 Qxc5 26. Qxe5 Qb5+ 27. Kg1 Qxb3 $11) (11. dxc5 {Does not promise white any advantage.} Bxc5 12. b3 $11 b6 13. Bb2 Bb7 14. Rac1 Rfd8 {[%csl Ra6] [%CAl Rc4a6]} 15. Rxd8+ Qxd8 16. Bd3 Nb4 17. Bb1 Rc8 18. Rd1 Qc7 $11) 11... b6 12. d5 (12. dxc5 Bxc5 13. e4 Bb7 14. Bg5 (14. e5 Nh5 15. Ne4 Nxe5 16. Nxe5 Qxe5 17. Nxc5 Qxc5 18. Be3 Qc6 19. Qf1 Nf6 $11 {(0.10)}) 14... Nb4 $11 {Slightly better for black. White should not give the bishop pair by Lxf6.} 15. Bxf6 $5 $15 gxf6 16. Rd2 Rad8 17. Rad1 Kh8 18. Rxd8 Rxd8 19. Rxd8+ Qxd8 20. Nd2 Qc7 { Er mikro bedre for sort.}) 12... exd5 13. Nxd5 Nxd5 14. Bxd5 Bb7 15. e4 Rae8 16. Be3 Bc8 {GM Radulov, Bulgaria. This is his favorite variation, and it has served him well.} 17. Qd2 Rd8 18. Bg5 Rd7 19. Qc3 (19. Nh4 $6 {[%csl Rf3,Rf5]} Nd4 $17 {[%CAl Gd4f3,Gd4f5]} 20. Ra3 $6 Bb7 $1 21. Bxb7 Qxb7 {[%CAl Ga3d3]} 22. Re1 $2 f6 $1 {[%csl Gc2][%CAl Gd6f4,Gd4c2]} 23. Be3 Qxe4 24. Bxd4 Qxh4 { 0-1 (24) Holm,S-Radulov,I Hamburg 1974 EXT 2001 [Zysk]}) 19... Re8 $1 20. Re1 Ne5 21. Rad1 h6 22. Bh4 Bb7 23. b3 Bc6 $11 1/2-1/2