[Event "CRO-chT1A 18th"] [Site "Sibenik"] [Date "2009.09.24"] [Round "4"] [White "Naiditsch, Arkadij"] [Black "Tiviakov, Sergei"] [Result "0-1"] [ECO "B01"] [WhiteElo "2685"] [BlackElo "2670"] [Annotator "Tiviakov,S"] [PlyCount "132"] [EventDate "2009.09.21"] [EventType "team-tourn"] [EventRounds "9"] [EventCountry "CRO"] [SourceTitle "CBM 132 Extra"] [Source "ChessBase"] [SourceDate "2009.11.03"] [SourceVersion "1"] [SourceVersionDate "2009.11.03"] [SourceQuality "1"] 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 c6 5. Bc4 (5. Bg5 Bf5 6. Qd2 e6 7. Nf3 Be7 8. O-O-O Nf6 9. Bd3 Bg4 10. Bxf6 Bxf6 11. Ne4 Qe7 12. Qf4 Bxf3 13. gxf3 Nd7 14. h4 Nb6 15. Nd6+ Kf8 16. Nc4 Nxc4 17. Bxc4 h5 18. Qe4 Rd8 19. c3 Rd6 20. Kb1 Qd8 21. Bb3 g6 22. f4 Qa5 23. Qe3 Kg7 24. Bc2 Rhd8 25. Rdg1 Kf8 26. Rg3 R8d7 27. Rf3 Qd8 28. Qe4 c5 29. Ba4 Rc7 30. dxc5 Rxc5 31. Bb3 b5 32. Qe3 Qb6 33. Qe2 a5 34. a3 Qd8 35. Qe3 Rf5 36. Bc2 Rfd5 37. Qe4 Rd2 38. f5 exf5 39. Qb7 Rb6 40. Qa7 b4 41. axb4 axb4 42. cxb4 Rxb4 43. Qa3 Qd6 44. Rb3 Rxb3 45. Qxd6+ Rxd6 46. Bxb3 Rd2 47. Bc2 Rxf2 48. Rd1 Bxh4 49. Rd7 Be7 50. Bb3 h4 51. Bd5 h3 52. Rc7 g5 {0-1 Gopal,G-Tiviakov,S/Kolkata 2007 (52)}) (5. Nf3 Bg4 (5... Nf6 6. Bg5 Bg4 7. Be2 Nbd7 8. Qd2 e6 9. Bf4 Qb4 10. O-O Be7 11. a3 Qa5 12. h3 Bh5 13. Rfe1 O-O 14. g4 Bg6 15. Ne5 Nxe5 16. Bxe5 Rad8 17. Bf3 Nd7 18. Qe2 Nxe5 19. dxe5 Qb6 20. Na4 Qd4 21. b3 Qf4 22. c4 Rd3 {0-1 Dhar-Barua,S-Tiviakov,S/Vlissingen 2007/The Week in Chess 665 (22)}) 6. Be3 Nf6 7. h3 Bh5 8. g4 Bg6 9. Ne5 Nbd7 (9... Nd5 10. Nxd5 Qxd5 11. Rg1 Nd7 12. c4 {1/2-1/2 Fedorchuk,S-Tiviakov,S/Sibenik CRO 2009 (12)}) 10. Qe2 Nd5 11. Bg2 Nxe3 12. Qxe3 e6 13. O-O-O Nxe5 14. dxe5 Qc7 15. f4 Bb4 16. a3 Bxc3 17. Qxc3 h5 18. Rhf1 hxg4 19. hxg4 Rd8 20. Rde1 Qe7 21. Kb1 Rh2 22. f5 exf5 23. gxf5 Bxf5 24. Rxf5 Rxg2 25. e6 fxe6 26. Qh3 Rdd2 27. Qh8+ Kd7 28. Qb8 Rge2 29. Rxe2 Rxe2 30. Qxb7+ Kd6 31. Qb8+ Qc7 32. Qb4+ c5 33. Qf4+ e5 34. Qg3 Qa5 35. Qxg7 Kd5 36. Qd7+ Ke4 37. Qd3# {1-0 Sadvakasov, D-Tiviakov,S/Kolkata 2007 (37)}) (5. g3 Nf6 6. Bg2 g6 7. Nf3 Bg7 8. O-O O-O 9. Re1 Na6 10. Bf4 Qd8 11. Qd2 Re8 12. Rad1 Bg4 13. h3 Bxf3 14. Bxf3 e6 15. Be5 Qe7 16. Ne4 Nxe4 17. Bxe4 Rad8 18. Bxg7 Kxg7 19. Qa5 Qc7 20. Qxc7 Nxc7 21. Rd3 Rd6 22. Rb3 Rb8 23. Kf1 g5 24. Bf3 Kf6 25. c3 h6 26. Re5 Ke7 27. a4 b6 28. Ra3 f6 29. Re2 c5 30. dxc5 bxc5 31. Ke1 f5 32. Rc2 a5 33. Ra1 Ne8 34. Rd1 Rxd1+ 35. Kxd1 Nd6 36. Be2 e5 37. b4 cxb4 38. cxb4 Rxb4 39. Rc5 Rxa4 40. Rxe5+ Kf6 41. Rc5 Ne4 42. Rc6+ Ke5 43. Rxh6 Ra1+ 44. Kc2 Ra2+ 45. Kd3 Nxf2+ 46. Ke3 Ne4 47. Bb5 Ra3+ 48. Ke2 Nc3+ {0-1 Grana Lois,J-Tiviakov,S/Vila Nova de Gaia 2009 (48)} ) (5. Ne4 Qe6 6. Qe2 Nf6 7. f3 g6 8. g3 Nxe4 9. fxe4 Bg7 10. Bh3 f5 11. Nf3 O-O 12. Ng5 Qd6 13. c3 h6 14. Bf4 Qd7 15. Nf3 Qe6 16. Ne5 Nd7 17. exf5 gxf5 18. O-O Nxe5 19. dxe5 Qg6 20. c4 Be6 21. Bg2 Rfd8 22. b3 Rd7 23. Bf3 Bf7 24. Rad1 Rad8 25. Rxd7 Rxd7 26. h4 Qe6 27. h5 Rd8 28. Re1 Be8 29. a4 Qd7 30. Qe3 a6 31. Kf2 Kh7 32. Be2 Qd4 33. Qxd4 Rxd4 34. e6 Re4 35. Bf3 Bd4+ 36. Kf1 Rxe1+ 37. Kxe1 b5 38. cxb5 cxb5 39. a5 b4 40. Be2 Kg7 41. Bxa6 Bxh5 42. Bb7 Kf6 43. a6 Kxe6 44. Kd2 Kd7 45. Bb8 Bf7 46. Kc2 h5 47. a7 Bxa7 48. Bxa7 Kd6 49. Bf3 e5 50. Be3 Bg6 51. Kc1 h4 52. gxh4 f4 53. Bd2 Kc5 54. h5 Bh7 55. Bg4 Kd4 56. Bxb4 e4 57. Kd2 { 1-0 Bologan,V-Tiviakov,S/Sibenik CRO 2009 (57)}) 5... Nf6 (5... Nd7 6. Nf3 Ngf6 7. Qe2 Nb6 8. Bb3 e6 9. Ne4 Nxe4 10. Qxe4 Nd5 11. O-O Nf6 12. Qe2 Be7 13. c4 O-O 14. Rd1 c5 15. dxc5 Qxc5 16. Be3 Qh5 {1/2-1/2 Berg,E-Tiviakov,S/Crete 2007 (16)}) 6. Nge2 Bf5 7. O-O e6 8. Ng3 (8. Bf4 Qd8 (8... Qb4 9. Bb3 Qa5 10. d5 Nxd5 11. Nxd5 cxd5 12. Nd4 Be4 13. c4 Nc6 14. Nb5 Rc8 15. Qe2 a6 16. cxd5 Bxd5 17. Nc7+ Rxc7 18. Bxc7 Qxc7 19. Bxd5 Nd4 20. Qe4 Bc5 21. Rac1 Qb6 22. Bxb7 O-O 23. Qe3 e5 24. Bf3 Bd6 25. b3 f5 26. Bd5+ Kh8 27. Rc4 h6 28. Rfc1 f4 29. Qd3 Qa5 30. Bf3 Rf6 31. Rc8+ Bf8 32. a4 Qb6 33. R1c3 Qe6 34. h3 Qd6 35. Ra8 g6 36. Rcc8 Qb4 37. Qc3 Nxf3+ 38. gxf3 Qd6 39. Rd8 Qe7 40. Re8 {1-0 Autenrieth, M-Schmid,G/Abensberg 1987/EXT 1997 (40)}) 9. Ng3 Bg6 10. Re1 Be7 11. Nce4 (11. Qe2 O-O 12. Rad1 Nd5 13. Bc1 Bb4 14. Qd2 Qa5 15. Nge2 Nd7 16. a3 Bxc3 17. Nxc3 Nxc3 18. bxc3 Nb6 19. Bb3 Qa6 20. Qe2 Qxe2 21. Rxe2 Nd5 22. Bb2 b5 23. c4 Nb6 24. cxb5 cxb5 25. Re5 a6 26. Bc1 Rac8 27. Rc5 Be4 28. f3 Bd5 29. Bd2 Bc4 30. Kf2 Nd7 31. Rxc8 Rxc8 32. Ba5 Nf6 33. Bb4 Bxb3 34. cxb3 Rc2+ 35. Rd2 Rc1 36. Rb2 h6 37. a4 bxa4 38. bxa4 Ra1 39. a5 Ra4 40. Be1 Nd5 41. Rc2 g5 42. g3 Kg7 43. Rc6 Ra2+ 44. Kg1 Ra1 45. Kf2 Ra2+ 46. Kg1 Ne3 47. Rc3 Rg2+ 48. Kh1 Re2 49. Rc1 Kg6 50. Kg1 Rg2+ 51. Kh1 Ra2 52. Kg1 Rg2+ 53. Kh1 Rc2 54. Rxc2 Nxc2 55. Bc3 Ne3 56. Kg1 Kf5 57. Bb4 h5 58. Kf2 Nd5 59. Bd2 Nf6 60. Ke2 g4 61. Bb4 Nh7 62. Be7 f6 63. Ke3 Ng5 64. fxg4+ hxg4 65. Kf2 Nf3 66. h3 Nxd4 67. hxg4+ Kg6 68. Bc5 Nc6 69. Bb6 Kg5 70. Kf3 Ne5+ 71. Ke4 Kxg4 72. Bd4 Nd7 73. Bxf6 Nxf6+ 74. Ke5 Nd7+ 75. Kxe6 Nc5+ 76. Kd5 Nb3 77. Kc6 Nxa5+ 78. Kb6 Nb7 79. Kxa6 {1/2-1/2 Pavelka,J-Buran,J/Moravia 2003/EXT 2006 (79)}) 11... Nxe4 12. Nxe4 O-O 13. c3 Nd7 14. Qe2 Re8 15. Bd6 Nf6 16. Bxe7 Qxe7 17. Nxf6+ Qxf6 18. Qe5 Qe7 19. Re3 b5 20. Bb3 a5 21. a3 Rec8 22. f4 Qc7 23. Rae1 h6 24. g4 c5 25. dxc5 Qxc5 26. f5 exf5 27. gxf5 Bxf5 28. Qxc5 Rxc5 29. Re7 Bg6 30. Rf1 Rf8 31. Rd1 a4 32. Ba2 Rfc8 33. Rdd7 Rg5+ 34. Kf2 Rf5+ 35. Ke3 Rf1 36. Kd2 Rf6 37. Ke3 Rc5 38. Kd4 Rh5 39. Rd8+ Kh7 40. Ree8 Bf5 41. Re5 Rxh2 42. Rb8 Rxb2 43. Rbxb5 Rxa2 44. Rxf5 Rxf5 45. Rxf5 Kg6 46. Re5 Rxa3 47. c4 Kf6 48. Re2 Rb3 49. Rf2+ Ke6 50. Re2+ Kd6 51. c5+ Kc6 52. Kc4 Rf3 53. Rg2 g6 54. Ra2 Rf4+ 55. Kd3 Kxc5 {0-1 Larghi, R-Marelli,M/Robecchetto 1992/EXT 2000 (55)}) (8. Re1 Qb4 9. Bb3 Bd6 10. Bf4 Bxf4 11. Nxf4 O-O 12. Nce2 Qd6 13. Qd2 Nd5 14. Rad1 Nd7 15. Nh5 Bg6 16. Nhg3 N7f6 17. c4 Ne7 18. Nf4 Qc7 19. h4 h6 20. Nxg6 Nxg6 21. h5 Ne7 22. Bc2 Rfd8 23. Qe3 Qa5 24. Qe5 Qxa2 25. Ne4 Qxc4 26. Nxf6+ gxf6 27. Qxf6 Qxc2 28. Qxe7 Rd5 29. Qxb7 Rad8 30. Rc1 Qd2 31. Rcd1 Qf4 32. Qxa7 Rxh5 33. Re3 Qh2+ 34. Kf1 Rg5 35. g3 Rf5 36. Rd2 Qh1+ 37. Ke2 Qg1 38. Rf3 Rxf3 39. Kxf3 Rd5 {0-1 Rolletschek Heinrich (AUT)-Pfaffel Thomas (AUT)/Tweng (Austria) 2007 (39)}) 8... Bg6 9. Nce2 (9. f4 Qd7 (9... Bxc2 10. Qe2 (10. Qd2 Bf5 11. Nxf5 exf5 12. Re1+ Be7 13. Kh1 O-O 14. d5 b5 15. Bb3 b4 16. Nd1 Ne4 17. Qc2 g6 18. Ne3 Qc5 19. a3 bxa3 20. bxa3 Rd8 21. g4 Qxc2 22. Bxc2 Bh4 23. Re2 Nf2+ 24. Kg2 Nxg4 25. Nxg4 fxg4 26. dxc6 Nxc6 27. Be4 Nd4 28. Rb2 Rac8 29. Be3 Bf6 {0-1 Iliopoulos,A-Nikolaidis,I/ Korinthos 2004/CBM 101 ext (29)}) 10... Be7 11. f5 Qxd4+ 12. Kh1 Qg4 13. Rf3 e5 14. h3 Qh4 15. Bxf7+ Kxf7 16. Qxc2 Rd8 17. Qb3+ Kf8 18. Qxb7 Nbd7 19. Nf1 Nc5 20. Qxc6 Rab8 21. Re3 e4 22. b4 Rdc8 23. Qxc8+ Rxc8 24. bxc5 Bxc5 25. Rg3 { 0-1 Charbonneau,P-Zatonskih,A/Reykjavik 2004/CBM 099 ext (25)}) 10. f5 exf5 ( 10... Bxf5 11. Nxf5 exf5 12. Qd3 g6 13. Bg5 Be7 14. Rae1 O-O 15. g4 h6 16. Bxh6 Nxg4 17. Bxf8 Bxf8 18. Ne2 b5 19. Bb3 Na6 20. Nf4 Kg7 21. a4 Bd6 22. d5 Qc7 23. Qd4+ Be5 24. Rxe5 Qxe5 25. Qxe5+ Nxe5 26. dxc6 bxa4 27. Bxa4 Nc5 28. Bb5 a6 29. Ra1 Rb8 30. c7 Rc8 31. Bxa6 Nxa6 32. Rxa6 Rxc7 33. c3 Rd7 34. Ra5 Rd1+ 35. Kf2 Rd2+ 36. Kg3 Nc4 37. Rc5 Nxb2 38. h4 Rd7 39. Rc6 Nd3 40. Nxd3 Rxd3+ 41. Kg2 Kh6 {0-1 Hoffmann,M-Cicak,S/Sitges 1999/EXT 2000 (41)}) 11. Bg5 Be7 12. Bxf6 Bxf6 13. Qe1+ Qe7 14. Nxf5 Bxf5 15. Rxf5 Bxd4+ 16. Kh1 f6 17. Ne4 Be5 18. Rd1 Nd7 19. Qa5 g6 20. Rff1 b5 21. Bb3 f5 22. h3 Rd8 23. Qxa7 Rf8 24. Nd2 Nc5 25. Qb6 Rf6 26. Nf3 Rb8 27. Qxc5 Qxc5 28. Rfe1 Rd6 29. Rc1 Kf8 30. Rxe5 Qf2 31. Ng5 Rd2 32. Nxh7+ Kg7 33. Re7+ Kh6 34. Rg1 Rbd8 35. Nf6 Rd1 36. Rxd1 Rxd1+ 37. Kh2 Qf4+ {0-1 Al Modiahki,M-Cicak,S/Benasque 1999/EXT 2001 (37)}) 9... Nbd7 10. Bf4 $146 (10. Bb3 O-O-O (10... Qc7 $11 {/\Bd6}) 11. Bf4 Qb4 12. c4 e5 13. Bd2 Qb6 14. c5 Qc7 15. f4 exd4 16. f5 Bh5 17. Nxh5 Nxh5 18. Bxf7 d3 19. Bxh5 Bxc5+ 20. Kh1 dxe2 21. Qxe2 Nf6 22. Bc3 Bd4 23. Bf3 Bxc3 24. bxc3 Rhe8 25. Qf2 Kb8 26. Rfe1 Qf4 27. Rxe8 Rxe8 28. Qc5 Qe5 29. Qxe5+ Rxe5 30. g4 Kc7 31. Kg2 Ra5 32. Kg3 h6 33. h4 Ra3 34. g5 hxg5 35. hxg5 Nd7 36. Rg1 Ne5 37. Be4 Kd6 38. Kf4 Nf7 39. f6 gxf6 40. g6 Ng5 41. g7 Ne6+ 42. Kf5 Nxg7+ 43. Rxg7 b5 44. Rf7 Rxc3 45. Rxa7 b4 46. Ra6 Kc7 47. Kxf6 b3 48. axb3 Rxb3 49. Rxc6+ Kb8 50. Ke5 Ka7 51. Bd5 Rb1 52. Rc8 Rg1 53. Kd6 Rd1 54. Ra8+ Kb6 55. Rb8+ Ka7 56. Rb4 Rg1 57. Bc6 Ka6 58. Kc7 Rg7+ 59. Bd7 Rg5 60. Rh4 Re5 61. Kc6 Ka7 62. Ra4+ Kb8 63. Kb6 Re1 64. Rh4 Rb1+ 65. Bb5 Rc1 66. Rh8+ Rc8 67. Rh7 Rc1 68. Bc6 Rb1+ 69. Kc5 Kc8 70. Kd6 Rd1+ 71. Bd5 Kb8 72. Rb7+ Kc8 73. Ra7 Rb1 74. Rh7 {1-0 Del Rio Angelis,S-Pinheiro,J/ Leon 2001/CBM 086 (74)}) 10... Qb4 11. Bb3 Be7 (11... O-O-O {- 10.Bb3 0-0-0 11. Bf4 Qb4}) 12. Bg5 Qa5 13. h4 $6 (13. f4 $11) 13... O-O-O (13... h6 14. Bd2 (14. Bxf6 Nxf6 15. Nf4 Bh7 $15) 14... Qc7 15. Nf4 Bh7 $15) 14. Nf4 Nf8 15. c3 h6 16. Bxf6 Bxf6 17. Qf3 $6 (17. h5 Bh7 18. Qf3 $11) 17... Bh7 $6 (17... h5 $5 $15) 18. Nfh5 Nd7 (18... Bxh4 19. Qxf7) 19. Rfe1 Qc7 (19... Bxh4 20. Qxf7 g6 21. Ng7 Rhf8 22. Qxe6 Bf6 23. Qd6 Bxg7 24. Re7 $14) 20. Ne4 Bxh4 $5 (20... Bxe4 21. Rxe4 Qd6 $11) 21. Qxf7 Bxe4 22. Rxe4 Rdf8 23. Qxe6 Bxf2+ 24. Kh1 Kb8 25. Re2 ( 25. Qe7 $1 $14) (25. Rf1 Nf6 26. Nxf6 Rxf6 27. Qe8+ Rxe8 28. Rxe8+ Qc8 29. Rxc8+ Kxc8 $11) 25... Nf6 26. Nxg7 $2 (26. Nxf6 Rxf6 27. Qe8+ Rxe8 28. Rxe8+ Qc8 29. Rxc8+ Kxc8 $11) (26. Rxf2 Nxh5 27. Rxf8+ Rxf8 28. Re1 a6 $11) 26... Ng4 $1 (26... Bxd4 27. cxd4 (27. Qe7 $11) 27... Qxg7 $11) 27. Qxg4 $8 Rf4 28. Qh5 ( 28. Qh3 Rh4 29. Rxf2 Rxh3+ 30. gxh3 Qxg7 $15) 28... Rh4+ 29. Qxh4 Bxh4 30. Nf5 Bg5 (30... Bd8 $5) 31. Rf1 Rf8 32. Rf3 a6 33. Be6 (33. d5 cxd5 (33... Qa5 34. c4 $15) 34. Bxd5 $15) 33... Ka7 34. c4 (34. b4 $15) 34... Qa5 35. b3 Qa3 36. Ref2 $6 $138 (36. Rf1 Qb4 37. Rf3 $15) 36... Bd8 $1 {[/\Qc1-g5]} 37. d5 cxd5 38. cxd5 Bb6 39. Rc2 Qb4 40. Re2 (40. Rc1 Qd2 $17) (40. Kh2 Qe1 $17) 40... Qg4 41. Kh2 $8 Rf6 $19 {[/\Rg6-g5]} 42. Rc2 Rg6 43. Ng3 Qh4+ (43... Rxe6 $2 44. Rc4 $1 Bd4 45. Rxd4 Qxd4 46. dxe6 $15) 44. Bh3 Qd4 45. Ne2 (45. Bf5 Rg5 46. Kh3 Qxd5 $19) 45... Qxd5 46. Nf4 Qd1 (46... Bg1+ $1 47. Kxg1 (47. Kh1 Qd1 $19) 47... Qxf3 48. Nxg6 Qd1+ $19) 47. Nxg6 Qxc2 48. Bf5 Qxa2 49. Kh3 Qa1 50. Nf4 Bc7 51. g3 Qh1+ 52. Kg4 Qd1 53. Be4 Qd4 54. Bf5 Qg7+ 55. Kh3 Qe5 56. Ne6 Bb6 57. Kg4 Be3 58. Nf4 b5 59. Ng2 Bc1 60. Nf4 a5 61. Nd3 Qd4+ 62. Nf4 a4 63. bxa4 bxa4 64. Rd3 Qg7+ 65. Kf3 a3 66. Ne6 Qf7 0-1 [Event "Linares Anibal op 04th"] [Site "Linares"] [Date "1997.??.??"] [Round "4"] [White "Bellin, Robert"] [Black "Georgiev, Vladimir"] [Result "0-1"] [ECO "B01"] [WhiteElo "2400"] [BlackElo "2515"] [Annotator "Mueller,Karsten"] [PlyCount "90"] [EventDate "1997.02.??"] [EventType "swiss"] [EventRounds "10"] [EventCountry "ESP"] [SourceTitle "CBM 058"] [Source "ChessBase"] [SourceDate "1997.06.01"] [SourceVersion "1"] [SourceVersionDate "1997.06.01"] [SourceQuality "1"] 1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Be2 Nxd5 5. d4 Bf5 6. Nf3 e6 7. O-O Be7 8. c4 {läßt Nb4 zu.} (8. a3 O-O (8... Nd7 9. c4 N5b6 10. Nc3 O-O 11. b4 Bf6 12. Be3 c6 13. Qb3 Qe7 14. Rac1 Rfd8 15. Rfd1 $14 {Kirpichnikov,V-Sangla,P/URS-chT Moscow 1967 1/2-1/2 (42)}) 9. c4 Nb6 (9... Nf6 10. h3 (10. Be3 Nbd7 11. Nh4 Bg6 12. Nxg6 hxg6 13. Nc3 c6 14. f4 c5 15. d5 $14 {Mrva,M-Spacek,P/CSR-ch 1992 1-0 (39)}) (10. Nc3 Nbd7 11. Nh4 Bg6 12. Bf3 c6 13. Nxg6 hxg6 14. Qe2 Qc7 15. Re1 $14 {Kogan,A-Liardet,F/Biel op 1995 1/2-1/2 (63)}) 10... Nbd7 11. Nc3 h6 12. b4 Nb6 13. Bf4 Ne4 14. Qb3 Nxc3 15. Qxc3 Bf6 16. Ne5 $14 {Sedina,E-Susterman,A/ Erevan olw 1996 1-0 (26)}) 10. Nc3 Nc6 (10... Bf6 11. Be3 (11. h3 Nc6 12. Be3 Qd7 13. g4 Bg6 14. g5 Bd8 15. Ne5 Nxe5 16. dxe5 Qc8 17. Qd4 Be7 18. Qg4 Nd7 19. Qg3 c6 20. Rad1 $13 {Podlesnik,B-Loncar,R/Maribor 1996 0-1 (34)}) 11... Nc6 12. b3 (12. b4 Qd7 13. Rc1 Rfd8 14. c5 Nd5 15. Nxd5 Qxd5 16. Bc4 Qe4 17. Nd2 Qh4 18. Nf3 Qh5 $11 {Casa,A-Maric,R/Monte Carlo-B 1969/0-1 (79)}) 12... Qe7 (12... Qd7 13. Ra2 Rfd8 14. Rd2 Qe7 15. Qc1 Rd7 16. Rfd1 Rad8 17. Qb2 a6 18. h3 h6 19. b4 $14 {Acs,P-Palkovi,J/Budapest FS04 GM 1996 1-0 (43)}) 13. c5 Nd5 14. Nxd5 exd5 15. b4 a6 16. Re1 Rfe8 17. Qd2 Be4 $11 {Svidler,P-Terekhin,A/St. Petersburg op 1994 1/2-1/2 (37)}) (10... c5 11. dxc5 Bxc5 12. b4 Be7 13. Qb3 Nc6 14. Be3 a6 15. Rac1 Nd7 16. Rfd1 $14 {Tseshkovsky,V-Saulin,D/RUS-ch Elista 1995 1/2-1/2 (34)}) 11. Be3 Bg4 (11... Bf6 12. b3 Qe7 13. c5 Nd5 14. Nxd5 exd5 15. Qd2 h6 16. Rfe1 Nd8 17. Bd3 Bxd3 18. Qxd3 Ne6 $11 {Nadyrhanov,S-Aung,A/ ASIA-chT 1993/1-0 (67)}) 12. b3 Bf6 13. Ne4 Bxf3 14. Nxf6+ Qxf6 15. Bxf3 Rfd8 16. Bxc6 bxc6 17. Qg4 {1/2-1/2 Bronstein,D-Gipslis,A/Tallinn 1975}) 8... Nb4 ( 8... Nb6 9. Nc3 Nc6 (9... O-O 10. Be3 Nc6 11. h3 Bf6 12. Rc1 h6 13. Qd2 Qd7 14. Rfd1 Rad8 15. d5 Ne5 16. Nxe5 Bxe5 17. Bd4 Bxd4 18. Qxd4 Rfe8 19. Qh4 exd5 20. c5 Nc8 21. Rxd5 Qe7 22. Rxd8 Rxd8 23. Qf4 $14 {Dueball,J-Oswald,H/GER-CupT 1992/1/2-1/2 (56)}) 10. d5 exd5 11. cxd5 Nb4 12. Nd4 Bc8 13. Bf3 O-O 14. Nc2 Bf5 15. Nxb4 Bxb4 16. Qd4 Qe7 17. Bd2 Bc5 18. Qf4 Qf6 19. Nb5 Bd3 20. Qxf6 gxf6 21. Rfc1 Bd6 22. Nxd6 cxd6 $14 {Matanovic,A-Karaklajic,N/Belgrade 1954/1-0 (70) }) (8... Nf6 9. Nc3 (9. Qb3 Qc8 10. Nc3 O-O 11. h3 Nbd7 12. Nh4 Bg6 13. Nxg6 hxg6 14. Bf3 c6 15. Bf4 $14 {Murrey,J-Chevaldonnet,F/FRA-chT 1994 1-0 (29)}) 9... O-O 10. h3 h6 11. Be3 Nbd7 12. Qb3 Qc8 13. Rad1 Rd8 14. Bf4 Ne4 15. Nxe4 Bxe4 16. Nd2 Bg6 17. Bf3 c6 18. Ne4 $14 {Stefansson,H-Bruneau,L/Oviedo rapid 1993 1-0 (31)}) 9. Nc3 (9. Na3 $5 O-O (9... N8c6 10. Be3 O-O 11. Qb3 a5 12. Rfd1 Bf6 13. Rd2 a4 14. Qd1 Ne7 15. Ne5 $14 {Honfi,K-Dely,P/HUN-ch 1973 1-0 (26)}) 10. Be3 (10. Bf4 N8c6 11. Nb5 Rc8 12. a3 a6 13. d5 axb5 14. dxc6 Nd3 15. cxb7 Rb8 16. Bxd3 Bxd3 17. Ne5 Bxf1 18. Qxf1 Qe8 19. cxb5 $11 {Kupreichik, V-Gipslis,A/Norresundby op 1993/1-0 (59)}) 10... c6 (10... a5 11. Qd2 Nd7 12. Rfd1 Nf6 13. Ne5 Qc8 14. g4 Bg6 15. Bf3 Nd7 16. Nxd7 Qxd7 17. Bxb7 Rab8 18. Bg2 Nd3 19. c5 e5 20. Qc3 Qxg4 21. Rxd3 $16 {Stefansson,H-Gipslis,A/WchT Luzern 1993 1-0 (37)}) (10... Nd7 11. Qb3 a5 12. Rfd1 c6 13. Ne5 Nxe5 14. dxe5 Qc7 15. f4 Rfd8 16. Rxd8+ Rxd8 17. Rd1 Rxd1+ 18. Bxd1 g5 19. Nc2 gxf4 20. Bxf4 Bc5+ 21. Kf1 Nd3 22. Bg3 Qd8 23. Qxb7 Nb4 {0-1 Tiefenbacher,R-Wildner,R/AUT-chT2S 1994}) 11. Qd2 Nd7 12. Ne1 e5 13. Nac2 Nxc2 14. Nxc2 Bxc2 15. Qxc2 exd4 16. Bxd4 Bf6 17. Rfd1 Qe7 18. Be3 Nc5 {1/2-1/2 Wittmann,W-Haas,G/Manila olm 1992}) (9. Ne1 $6 O-O (9... c5 10. Bf3 N8c6 11. a3 Na6 12. Bxc6+ bxc6 13. Qa4 Qb6 14. d5 O-O 15. Nc3 Bf6 16. Qxc6 Qxc6 17. dxc6 Rfc8 $15 {Gizynski,T-Dejkalo,S/Porabka 1987/ 0-1 (49)}) 10. a3 N4c6 (10... N4a6 11. Nc3 c6 12. Nf3 Nd7 13. Bf4 $14 { Filipowicz,A-Dejkalo,S/POL-chT Porabka 1986/1-0 (68)}) 11. Be3 Bf6 12. Nf3 Nd7 13. Nc3 Nb6 14. h3 h6 15. b4 Bh7 16. Rc1 $14 {Baron Rodriguez,J-Galego,L/La Coruna op 1996/1-0 (47)}) 9... Nc2 10. Rb1 O-O (10... Bf6 $6 11. d5 $1 O-O { [%tqu "De","Kann Weiß seine Initiative ausbauen ?","","","g2g4","schwächt zwar die Rochadestellung, ist aber wegen der Bindung des Lf5 an den Sc2 taktisch gerechtfertigt.",4]} 12. g4 $1 Bg6 13. g5 Be7 14. Nh4 Nb4 15. Nxg6 hxg6 16. dxe6 $16 {Läuferpaar}) 11. Bd3 (11. Bf4 $6 g5 $5 {(Fritz4)} (11... Bf6 $5) 12. Bg3 (12. g4 Bg6 13. Bg3 Bf6 14. Be5 Nc6 15. Bxf6 Qxf6 16. d5 Rfd8 $15) 12... g4 13. Ne5 Nxd4 14. Bd3 Bxd3 15. Qxd3 f5 $13) 11... Nxd4 12. Nxd4 Qxd4 13. Bxf5 Qxd1 14. Bxh7+ Kxh7 15. Rxd1 $11 {Weiß sollte nicht wirklich schlecht stehen, muß in der Folge aber aufpassen, daß sich die Schwäche des Feldes d4 und die schwarze Mehrheit im Zentrum nicht zu sehr bemerkbar macht.} Na6 16. Be3 Rfd8 17. Kf1 Nb4 18. Bf4 Rac8 19. Ke2 Bf6 20. Ne4 Bd4 21. a3 Nc6 22. b4 e5 23. Be3 f5 24. Ng5+ Kg6 25. Nf3 Bxe3 26. fxe3 (26. Kxe3 $5) 26... Kf6 27. b5 Na5 28. c5 g6 29. h3 e4 30. Nd4 Rd5 31. c6 b6 32. h4 Nc4 33. a4 Rcd8 34. g3 R8d6 35. Rbc1 Ne5 36. Rf1 Ng4 37. Rcd1 Ke5 38. h5 {[%tqu "De","Schwarz zieht und...","","", "g4e3","gewinnt einfach einen Bauern",3]} Nxe3 $1 $17 39. Kxe3 Rxd4 40. Rxd4 Rxd4 41. h6 (41. hxg6 {[%tqu "De","Wie läßt Schwarz keine Gegenchancen mehr zu ?","","","d4d6","der g-Bauer muß sofort beseitigt werden, sonst bekommt Weiß ausreichendes Gegenspiel.",4,"d4d3","",0]} Rd6 $1 (41... Rd3+ $2 42. Kf2 $1 ( 42. Ke2 $2 Rxg3 $19) 42... Kf6 (42... Rf3+ 43. Kg2 Kf6 $11 (43... Rxf1 $4 44. g7 $1 $18)) (42... Rd6 $2 43. Rh1 Rxg6 44. Rh7 {ist nicht im Sinne von Schwarz. }) 43. Rh1 Rf3+ 44. Kg2 Kxg6 45. Rh8 Ra3 46. Rc8 Rxa4 47. Rxc7 Rb4 48. Rc8 Rc4 49. Kf2 Rc5 50. c7 Kg7 51. Ke3 $11) (41... Rd8 $2 42. g7 Rd3+ (42... Rg8 $2 43. g4 fxg4 44. Rf7 $16) 43. Kf2 Rd2+ 44. Ke3 Rd3+ $11) 42. Rh1 Rxg6 43. Rh7 Rxg3+ 44. Kd2 Rd3+ 45. Kc2 (45. Ke2 Rd4 46. Rxc7 Rxa4 $19) 45... Ra3 46. Rxc7 Rxa4 47. Kb3 Ra5 48. Kb4 Ra1 $19) 41... Rd3+ 42. Ke2 Kf6 43. g4 (43. Rh1 Rd8 44. h7 Rh8 45. Ke3 g5 46. g4 fxg4 47. Kxe4 Kg6 $19) 43... Rh3 44. Rg1 f4 45. g5+ Kf5 0-1 [Event "Sigeman & Co 13th"] [Site "Malmo/Copenhagen"] [Date "2005.04.16"] [Round "2"] [White "Hector, Jonny"] [Black "Nakamura, Hikaru"] [Result "0-1"] [ECO "B01"] [WhiteElo "2513"] [BlackElo "2657"] [Annotator "Finkel,A"] [PlyCount "142"] [EventDate "2005.04.15"] [EventType "tourn"] [EventRounds "9"] [EventCountry "SWE"] [EventCategory "13"] [SourceTitle "CBM 107"] [Source "ChessBase"] [SourceDate "2005.08.01"] [SourceVersion "1"] [SourceVersionDate "2005.08.01"] [SourceQuality "1"] 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Bf5 6. Bd2 e6 {By choosing this move order black deviates from the 7.Nd5 variation which seemed to suffer a serious blow in the Grischuk-Bauer game. On the other hand, the line which occured in the game appears to be very dangerous too!} 7. g4 (7. Qf3 Bb4 (7... Bxc2 $6 8. d5 $36) 8. Qg3 Bg6 9. Nge2 Nf6 10. a3 O-O 11. O-O Bxc3 12. Bxc3 Qb6 $14 {Nisipeanu,L-Mueller,K/Hamburg 1998}) (7. d5 cxd5 8. Nxd5 Qd8 9. Qe2 Ne7 $2 (9... Nf6 $1 {(Wahls)}) 10. Ne3 Nbc6 11. Nf3 Qc7 12. O-O-O O-O-O 13. Bc3 $16 { Kupreichik,V-Wahls,M/Bad Endbach 1995}) 7... Bg6 8. Qe2 (8. h4 h5 9. d5 Qc5 10. Qe2 cxd5 11. Nxd5 hxg4 12. Bf4 Bd6 (12... Nc6 $2 13. Nc7+ Ke7 14. Nxe6 $1 { 1-0 Leyva,R-Matamoros Franco,C/Varadero 2000/CBM 76 ext (14)}) 13. b4 Qd4 14. Rd1 Qe4 15. Bxd6 exd5 16. Bxd5 Qxe2+ 17. Nxe2 Nc6 $14) (8. Nh3 Qb6 (8... Qc7 9. Qe2 Nd7 10. d5 cxd5 11. Nxd5 Qc6 12. Nhf4 $14 {Ahn,M-Buytaert,K/Charleroi 2001} ) 9. Qe2 Nd7 10. O-O-O O-O-O 11. Nf4 $14 {Chandler,M-Forster,R/Bermuda 1999}) ( 8. Nge2 Nf6 9. Nf4 Bb4 10. Qe2 Nd5 11. Nfxd5 (11. Bxd5 cxd5 12. Nxe6 fxe6 13. Qxe6+ Kd8 $13 {Jurkovic,H-Mukic,J/Kastav 2002}) 11... cxd5 12. Bxd5 Nc6 13. Bxc6+ bxc6 $44) (8. d5 $5 Qc5 (8... cxd5 9. Nxd5 Qd8 10. Qe2 Nf6 11. Nxf6+ Qxf6 12. O-O-O Nc6 13. f4 O-O-O 14. Nf3 Bd6 $11) 9. Qe2 cxd5 10. Nxd5 Nf6 11. Bb4 Qc8 12. Nxf6+ gxf6 13. Bc3 Be7 14. g5 $36 {Rasmussen,K-Mukic,J/Saint Vincent 2000}) 8... Bb4 9. f4 (9. O-O-O h5 (9... Ne7 10. Nh3 h5 (10... Nd5 $5 11. Bxd5 cxd5 12. Nf4 Nc6 13. Nfxd5 Bxc2 $1 $17 {Handke,F-Zill,C/Bad Wiessee 2003}) 11. Nf4 hxg4 12. d5 cxd5 13. Ncxd5 Bxd2+ 14. Rxd2 exd5 15. Nxg6 fxg6 16. Rxd5 $40 { Greger,U-Koeller,O/Germany 2000}) (9... Nf6 10. Nh3 Nbd7 11. Nf4 O-O-O 12. h4 Qc7 13. h5 Bxc3 14. bxc3 Be4 15. f3 Bd5 16. Bb3 e5 $15 {Stelzer,H-Duncker,J/ Germany 2002}) (9... Ne7 $5) 10. d5 cxd5 11. Nxd5 Bxd2+ 12. Rxd2 Nc6 13. Nf4 Nge7 14. gxh5 Bxh5 15. Nxh5 Rxh5 16. Nf3 Qc5 $132 {Koch,J-Prie,E/Chambery 1994} ) (9. Nh3 Ne7 10. Nf4 Nd7 11. O-O-O O-O-O 12. h4 h5 13. g5 Nb6 14. Nxg6 Nxg6 15. Bxe6+ fxe6 16. Qxe6+ $16 {Baklan,V-Sjodahl,P/Germany 1999}) 9... Ne7 10. O-O-O Nd7 (10... Qc7 11. Rf1 {[%CAl Gf4f5]} (11. Nh3 h5 (11... Nd7 12. f5 exf5 13. gxf5 Bxf5 14. Bxf7+ Kxf7 15. Qc4+ Ke8 16. Qxb4 Bxh3 17. Rde1 Nf6 18. Re3 $16 {Titzhoff,F-Gottschlich,C/Germany 2003}) 12. f5 exf5 13. gxf5 Bxf5 14. Ng5 Bg6 15. Nxf7 Bxf7 16. Bxf7+ Kxf7 17. Qc4+ Ke8 18. Qxb4 $16 {Titzhoff,F-David,A/ Germany 2003}) 11... Kd8 12. Nh3 h6 13. f5 exf5 14. g5 Nd7 15. gxh6 gxh6 16. Nf4 Nb6 17. h4 h5 18. Bb3 $16 {Fedorov,A-Slovineanu,V/Eforie Nord 2000}) 11. a3 (11. Nf3 Qc7 12. Ne5 O-O-O 13. a3 Nxe5 14. dxe5 Ba5 15. Qf2 Bb6 16. Be3 $14 { Nunn,J-Keitlinghaus,L/Germany/2003}) 11... Bxc3 12. Bxc3 Qc7 13. Nh3 {This move is a novelty according to my database. White intends to push d5 instead of f5 which was tried before.} (13. f5 exf5 14. gxf5 Bxf5 (14... Qf4+ $2 15. Kb1 Qxf5 16. Re1 O-O-O 17. Qxe7 Qxc2+ 18. Ka2 Qg2 19. Ne2 Rhe8 20. Qh4 Re4 21. Nf4 {1-0 Perez,L-Vazquez,R/Havana 1999/CBM 70 ext (21)}) 15. Re1 Nb6 16. Bb4 Nxc4 17. Qxe7+ Qxe7 18. Rxe7+ Kd8 $13 {Alvim,A-Dijksman,L/IECC Email 1999/ MegaCorr2}) 13... Nb6 14. d5 $5 exd5 $6 {A very risky decision by Nakamura. It was safer to opt for 14...c:d5 with an unclear position:} (14... Nxc4 $6 15. dxe6 Nd6 (15... fxe6 $2 16. Qxc4 Nd5 17. f5 $1 Nxc3 18. Qxe6+ Qe7 19. Qxe7+ Kxe7 20. bxc3 $18) 16. Bxg7 $1 (16. f5 $6 f6 17. fxg6 hxg6 18. Nf4 O-O-O 19. h4 Nb5 20. Bd2 Nd4 21. Qf2 c5 $13) 16... Rg8 17. Be5 O-O-O 18. f5 fxe6 19. fxg6 Nxg6 20. Nf4 $16) (14... cxd5 15. Bxg7 Qxc4 (15... Rg8 $6 16. Bb5+ Nc6 17. Be5 Qe7 18. f5 exf5 19. g5 O-O-O 20. Bf6 Qxe2 21. Bxe2 $14) 16. Qxc4 Nxc4 17. Bxh8 Ne3 18. Rd2 Nxg4 19. Rg1 Ne3 20. Ng5 Rc8 $132) 15. Bxg7 Rg8 16. Be5 Qd7 17. Bd3 $6 {It was better to keep the bishop on the board with a very strong initiative.} (17. Bb3 $1 {[%CAl Gf4f5]} Bh5 (17... f5 18. g5 O-O-O 19. Ng1 Bf7 20. h4 Ng6 21. Nf3 $16) 18. gxh5 Qxh3 19. Rhe1 {[%CAl Ge5f6]} Qe6 20. Qf2 $16) 17... Bxd3 18. Qxd3 Rxg4 19. Ng5 (19. Rhe1 $5 O-O-O 20. Bf6 Re8 21. Qxh7 Ng8 ( 21... Ng6 22. f5 Nf4 (22... Nf8 23. Qh8 Nc4 24. Rxe8+ Qxe8 25. Bg7 $16) 23. Nxf4 Rxf4 24. h4 Nc4 25. h5 $16 {[%CAl Gh5h8]}) 22. Bd4 f6 23. Qh5 Rxe1 24. Rxe1 $14) 19... Qf5 20. Nxh7 Nd7 21. h4 (21. Qxf5 Nxf5 22. Rdg1 Rg6 $5 $13) 21... Qxd3 22. Rxd3 Rg6 {[%CAl Gf7f6,Gg6h6]} 23. h5 $6 (23. Re1 $5 Nxe5 $6 ( 23... Rh6 24. Rde3 Nxe5 25. Rxe5 Rxh7 26. Rxe7+ Kf8 27. Rxb7 Rxh4 28. Rc7 $14) 24. fxe5 (24. Rxe5 $2 f6 $15 {[%csl Rh7][%CAl Ge8f7]}) 24... Nf5 (24... O-O-O 25. Rf3 Rg7 26. Ng5 Rh8 27. Nxf7 Rxh4 28. Nd6+ Kd7 29. Nxb7 $16) 25. Nf6+ Ke7 26. h5 Rg2 27. c4 dxc4 28. Rd7+ Ke6 29. Rxb7 Nd4 $132) 23... Rh6 24. Ng5 f6 25. Bc3 Nf5 $5 (25... fxg5 26. fxg5 Rh7 27. Rdd1 Nf8 28. g6 Nexg6 29. hxg6 Rxh1 30. Rxh1 Nxg6 31. Rh6 Nf8 32. Bd4 a6 $15) 26. Bb4 Nb6 (26... fxg5 27. fxg5 Re6 28. Rf1 Ne7 29. Rdf3 O-O-O 30. Rf7 Re8 31. Bxe7 R6xe7 32. g6 $44) 27. Re1+ (27. Ne6 Kf7 (27... Kd7 28. Nc5+ Kc7 29. Ne6+ Kd7 $11) 28. Nc5 Rb8 29. b3 d4 $13) 27... Kd7 28. Ne6 Rg8 29. b3 $6 Rxh5 $17 30. a4 Nc8 31. Nf8+ Kc7 32. c4 Rg3 33. Ne6+ Kb8 34. Rxg3 Nxg3 35. Nc5 (35. cxd5 cxd5 36. Kb2 Ne4 $17) 35... Rf5 36. Re8 ( 36. cxd5) 36... b6 37. Ne6 dxc4 38. bxc4 c5 39. Bd2 Rh5 40. f5 $2 Nxf5 41. Rd8 Kb7 42. a5 Nfe7 43. Bf4 bxa5 $1 (43... Ka6 44. axb6 axb6 45. Rf8 Ka5 46. Bd2+ Ka4 47. Kc2 Rh4 48. Kc3 Rh3+ 49. Kc2 $132 {[%csl Ra4]}) 44. Rd7+ Kb6 45. Rc7 Rh3 46. Rxc5 a4 47. Bc7+ $6 (47. Rb5+ Kc6 48. Nd4+ Kd7 49. Rb7+ Ke8 50. Kb2) 47... Ka6 48. Bd8 Re3 49. Rc6+ Kb7 50. Rc7+ Kb8 51. Nc5 a3 52. Kb1 (52. Nd7+ Ka8 53. Nxf6 Re1+ 54. Kc2 a2 $19) 52... f5 53. Na6+ $6 Ka8 54. c5 Nd5 $1 $19 55. c6 (55. Rxc8+ Kb7 56. Rb8+ Kxa6 57. c6 Re1+ 58. Ka2 Nc3+ 59. Kxa3 Ra1+ 60. Kb3 Rb1+ 61. Kxc3 Rxb8 $19) 55... Nd6 56. Rd7 Rb3+ 57. Kc2 (57. Ka2 Rb2+ 58. Kxa3 Nc4+ 59. Ka4 Nc3#) 57... Rc3+ 58. Kb1 Rxc6 59. Nc7+ Nxc7 60. Bxc7 Nb5 61. Be5 Re6 62. Rd5 a6 63. Rc5 Kb7 64. Bf4 Re1+ 65. Ka2 Re2+ 66. Ka1 Kb6 67. Rc8 ( 67. Rxf5 Nc3 $19 {[%csl Ra1]}) 67... Nd4 68. Rc3 Kb5 69. Bd6 Nc2+ 70. Kb1 Re1+ 71. Kxc2 a2 0-1 [Event "RUS-ch"] [Site "Elista"] [Date "1996.??.??"] [Round "7"] [White "Rublevsky, Sergei"] [Black "Dreev, Alexey"] [Result "0-1"] [ECO "B01"] [WhiteElo "2645"] [BlackElo "2645"] [Annotator "Belov,I"] [PlyCount "104"] [EventDate "1996.10.15"] [EventType "swiss"] [EventRounds "11"] [EventCountry "RUS"] [SourceTitle "CBM 056"] [Source "ChessBase"] [SourceDate "1997.02.01"] [SourceVersion "1"] [SourceVersionDate "1997.02.01"] [SourceQuality "1"] 1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nf3 Bg4 6. c5 N6d7 7. Bc4 (7. h3 Bxf3 (7... Bh5 8. Qb3 Nc6 9. d5 Bxf3 10. Qxf3 Nd4 11. Qe4 e5 12. dxe6 Nxe6 13. Qxb7 Bxc5 14. Bc4 O-O 15. O-O Qh4 $132 {Klovan,Y-Gutman,L/URS/1972/0:1/41/}) 8. Qxf3 Nc6 9. Be3 e5 10. dxe5 Ndxe5 11. Qe4 Qd7 12. Nc3 f5 13. Qa4 O-O-O 14. Rd1 Qe8 15. Be2 Rxd1+ 16. Qxd1 f4 17. Bxf4 Bxc5 18. O-O $14 {Illescas Cordoba, M-Corbin,P/Novi Sad olm/1990/1:0/67/}) (7. Qb3 Nc6 8. Be3 Bxf3 9. gxf3 Rb8 10. d5 Nce5 11. Be2 h5 12. Nc3 c6 13. f4 Ng4 14. O-O-O Nxe3 15. fxe3 Qa5 $13 { Zuidema,C-Karaklajic,N/Amsterdam/1965/0:1/42/}) 7... e6 8. Nc3 (8. Be3 b6 9. Nc3 bxc5 10. d5 Bd6 (10... Bxf3 11. Qxf3 Ne5 12. Bb5+ c6 13. Qe4 cxb5 14. Qxe5 Nd7 15. Qg3 e5 16. Nxb5 Qb6 17. Nc3 f5 $132 {Justin,M-Karaklajic,N/Ljubjana/ 1983/0:1/24/}) 11. dxe6 fxe6 12. h3 Bf5 13. g4 Bg6 14. Bxe6 Nc6 15. O-O $16 { Christiansen,L-Commons,K/USA-ch/1978/1:0/24/}) 8... Be7 9. h3 Bh5 10. Be3 (10. O-O O-O 11. g4 Bg6 12. Be3 Nc6 13. a3 e5 14. d5 Nd4 15. Nxd4 exd4 16. Bxd4 Bxc5 17. Bxc5 Nxc5 18. f4 f5 19. b4 Nd7 20. g5 $16 {Gruenfeld,Y-Strauss,D/Lone Pine op/1981/1:0/47/}) 10... Nc6 (10... O-O 11. g4 Bg6 12. h4 h5 13. Ng5 Nf6 14. gxh5 Bxh5 15. Be2 Bg6 $13 {Suetin,A-Gipslis,A/Minsk/1993/0,5/30/}) (10... b6 11. g4 Bg6 12. Qe2 c6 13. O-O-O Qc7 14. h4 h5 15. Ng5 Nf6 16. f3 $14 {Muller, M-Schitzer,K/GER/1995/0:1/40/}) 11. Qe2 (11. a3 e5 12. d5 Nd4 13. g4 Nxf3+ 14. Qxf3 Bg6 15. b4 $16 {Byrne,R-Rogoff,K/USA-ch/1978/1:0/31/}) 11... O-O 12. O-O-O Bg6 (12... Na5 13. d5 e5 14. d6 cxd6 15. cxd6 Bf6 16. Bd5 Rc8 17. Be4 Nc6 18. g4 Bg6 19. Bxg6 hxg6 20. Kb1 $16 {Renner,C-Dutschak,H/GER/1994/1:0/31/}) 13. h4 Bh5 14. Rhg1 (14. g4 Bxg4 15. Rhg1 Bxf3 16. Qxf3 Kh8 17. Qg2 Bf6 (17... Rg8 18. d5 exd5 19. Bxd5 $40) 18. d5 exd5 19. Nxd5 $40) 14... Bg4 $1 (14... Nf6 15. d5 exd5 16. Nxd5 Nxd5 17. Bxd5 (17. Rxd5 Bxf3 18. gxf3 Qe8 19. Bh6 Bf6 20. Qxe8 Raxe8 21. Rd7 Re7 $10) 17... Bxf3 (17... Qe8 18. g4 Bg6 19. h5 $18) 18. gxf3 Qe8 19. Qc4 $36) 15. d5 (15. a3 $5) 15... exd5 16. Nxd5 (16. Bxd5 $5 $16) 16... Bxc5 $1 17. Bxc5 Nxc5 18. Qe3 (18. Nb6 Qf6 19. Nxa8 Rxa8 20. Qe3 $16) 18... Nd7 (18... Ne6 19. Nb6 $16) 19. Qf4 Bxf3 (19... Be6 20. Ng5 Bxd5 21. Rxd5 $40) 20. gxf3 Nce5 (20... Nde5 $4 21. Nf6+ $18) 21. Rg5 Re8 $1 (21... Ng6 22. Qg3 Nde5 23. h5 Nxc4 (23... h6 24. Rxg6 Nxg6 25. hxg6 $18) 24. hxg6 f6 25. gxh7+ Kh8 26. Rxg7 $40) (21... Nxc4 22. Rdg1 g6 (22... Nd6 23. Rxg7+ Kh8 24. Qh6 $18) 23. Qxc4 c6 24. Ne3 Nf6 25. h5 $36) 22. Rdg1 Ng6 (22... g6 23. h5 h6 24. hxg6 hxg5 25. gxf7+ Nxf7 26. Nxc7 Qf6 27. Bxf7+ Qxf7 28. Rxg5+ Kf8 29. Rf5 $18) 23. Qg3 ( 23. Rxg6 hxg6 24. Nxc7 Qf6 25. Qxf6 Nxf6 26. Nxa8 Rxa8 $17) 23... Nde5 24. Bb3 (24. h5 Nxc4 25. hxg6 hxg6 $19) 24... c6 25. Nc3 (25. h5 cxd5 26. hxg6 hxg6 $19 ) 25... Qf6 $1 26. h5 (26. Bd1 h6) 26... Nxf3 $8 (26... Nf8 27. Rxg7+) 27. hxg6 Qxg5+ 28. Qxg5 Nxg5 29. Rxg5 hxg6 30. Rxg6 Rad8 $17 31. Rg4 Kf8 32. Rf4 Re7 33. a4 g6 34. Kc2 Kg7 35. Bc4 Rd6 36. Rg4 (36. b3 Rf6 37. Rxf6 Kxf6 38. Kd3 Kf5 39. Ne2 Kg4 40. Nd4 c5 41. Nc2 Kf3 $19) 36... Re5 37. Bd3 Rh5 38. Rb4 b6 39. Be2 Rh2 40. f3 (40. Rf4 Rf6 41. Rxf6 Kxf6 42. f3 Ke5 43. Kd3 Kf4 44. b4 g5 45. b5 cxb5 46. Nxb5 a6 47. Nd6 f5 48. Nc8 b5 $19) 40... f5 $1 41. Rc4 g5 42. b4 Rh4 $1 43. Kb3 (43. Rxh4 gxh4 44. Bf1 Rd4 45. Kb3 Rd2 46. Kc4 Rf2 $19) 43... Kf6 44. Nb1 Rxc4 45. Kxc4 Ke5 46. Bd3 Kf4 $19 47. Nd2 b5+ $1 48. axb5 cxb5+ 49. Kc3 Rd5 50. Nb3 Ke3 51. Bc2 g4 52. fxg4 fxg4 0-1 [Event "EU-ch 16th"] [Site "Jerusalem"] [Date "2015.03.02"] [Round "6"] [White "Kovalev, Vladislav"] [Black "Laznicka, Viktor"] [Result "0-1"] [ECO "B01"] [WhiteElo "2531"] [BlackElo "2670"] [Annotator "Laznicka,V"] [PlyCount "114"] [EventDate "2015.02.24"] [EventType "swiss"] [EventRounds "11"] [EventCountry "ISR"] [SourceTitle "CBM 166"] [Source "ChessBase"] [SourceDate "2015.05.11"] [SourceVersion "1"] [SourceVersionDate "2015.05.11"] [SourceQuality "1"] 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 {My idea was to play a rare opening. Guess, who was my inspiration.} 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Be3 (8. Ne2 {was played by Caruana against Carlsen.}) (8. Qd3 {was played by Carlsen transposing to a Caro-Kann.}) 8... e6 9. Bd3 Be7 10. O-O O-O {Every move was quite logical from both sides so far. Now White has to come up with some sort of plan.} 11. Ne4 {White wants to play c4 and break through in the centre.} Nd5 (11... Nbd7 12. c4 Nxe4 13. Bxe4 Bg5 14. d5 cxd5 15. cxd5 Bxe3 16. Qxe3 exd5 17. Bxd5 $14 {would be ideal for White.}) 12. c4 (12. Bd2 Nb4 13. Rad1 Nxd3 14. Qxd3 Nd7 $11 {does not make much sense for White.}) 12... Nxe3 13. fxe3 (13. Qxe3 Nd7 $11) 13... Nd7 14. c5 Nf6 $6 (14... f5 {had to be played, since the pawn on c5 is sometimes hanging} 15. Nf2 Kh8 16. Bc2 e5 17. g4 e4 18. Qg2 g6 { might be suddenly more pleasant for Black.}) 15. Nxf6+ Bxf6 16. b4 {Now Black comes under pressure. It is not easy to break through in the centre, but what else?} Bg5 (16... e5 17. Qf5 $18) (16... Qe7 17. b5 $14) (16... Re8 17. b5 $16) 17. Bc4 Qe7 (17... Qf6 18. Qg3 Qh6 19. Rf3 b5 20. Bb3 a5 21. bxa5 Rxa5 22. Raf1 Ra7 23. Kh1 $14 {the queen would be misplaced on h6.}) 18. Rab1 {White prepares an attack against the c6- or b7-pawn.} Rad8 19. Kh1 g6 $6 (19... a6 { could be less nasty:} 20. a4 e5 21. d5 e4 22. Qf5 cxd5 23. Bxd5 Rd7 24. b5 $14) 20. b5 Qc7 21. Rb3 (21. a4 $14 {was the correct move order to stop Black's counterplay.}) 21... Be7 $2 (21... cxb5 {was the right moment to change the plot} 22. Rxb5 b6 23. c6 Be7 24. Rbb1 Kg7 25. Rbc1 Rd6 26. Be2 Rd5 27. Qf2 f5 28. Bf3 Ra5 $11) 22. a4 $6 (22. bxc6 $16 bxc6 23. Ba6 {was quite easy, since} Rb8 24. Rxb8 {loses the important pawn.}) 22... Rc8 $2 {Again a blunder.} 23. a5 $2 (23. bxc6 bxc6 24. Ba6 $16) 23... Qxa5 24. bxc6 bxc6 25. Rfb1 {A beautiful line stayed hidden. After 25.Rb7, Black could easily be trapped.} ( 25. Rb7 Rc7 (25... Qd8 26. Rxa7 Rc7 27. Ra6 Qd7 28. Rb6 Bg5 29. Rfb1 Rd8 $14) 26. Rb8 {could be a really beautiful point} Rxb8 27. Qxf7+ Kh8 28. Qxe6 { What an idea.} Kg7 29. Qe5+ Kh6 30. h4 {again, of course not easy to spot, now White is winning} Rf8 31. Rxf8 Bxf8 32. Qf4+ Kg7 33. h5 h6 34. Qe5+ Kh7 35. Qf6 $1 gxh5 36. Kh2 $1 Bxc5 (36... Rb7 37. Qxf8 Qc7+ 38. Kg1 Rb1+ 39. Kf2 Rb2+ 40. Kf3 $16) 37. dxc5 Qxc5 38. Bd3+ Kg8 39. Qd8+ $16) 25... Rc7 $2 {White still has very good compensation for the pawn.} (25... Qd8 26. Kg1 Bg5 $11) 26. Qf1 ( 26. Rf1 Kg7 27. Qf4 Rd7 28. Qe4 $14) 26... Rd7 27. Ra1 $6 (27. Qf3 Qc7 $11) 27... Qc7 {Now Black is getting his chances. The position is still equal, but White has to be accurate. And it is not psychologically easy after you lose such a big edge.} 28. Ba6 $6 (28. Rba3 $11) 28... Rb8 $6 (28... e5 $15 29. Rab1 exd4 30. Rb7 Qd8 31. Rxd7 Qxd7 32. Rb7 Qd8 33. exd4 Bf6 {would cause White serious troubles.}) 29. Rxb8+ Qxb8 30. Rb1 $6 (30. Qf3 Qc7 31. Rb1 Bg5 $15) 30... Qg3 31. Qf3 Qxf3 32. gxf3 e5 33. dxe5 {After 33.Rb7 a very interesting ending could emerge, probably a winning one for Black.} (33. Rb7 Rxb7 34. Bxb7 exd4 35. exd4 Bf6 36. d5 cxd5 37. Bxd5 a5 38. Bb3 Bd4 $17 (38... Kf8 $11 39. Kg2 Ke7 40. Kg3 Bd4 41. c6 Bb6 42. h4 Bc7+ 43. Kg4 h5+ (43... f6 44. h5 Kd6 45. hxg6 hxg6 46. Bc2 g5 47. Kf5 Kxc6 48. Kxf6 Bf4 49. Kf5 Kd5 50. Ba4 Kc4 51. Ke4 Kb4 52. Bd1 a4 53. Kd3 a3 54. Kc2 $11) (43... f5+ 44. Kg5 $11) 44. Kg5 Bd8 45. Kf4 f6 (45... Kd6 46. Bxf7 a4 47. Bxg6 a3 48. Bf7 Bxh4 49. Ke3 $11) 46. Kg3 Kd6 47. Bc2 f5 48. Ba4 Kc5 49. Bb3 Kxc6 50. Bf7 Kd6 51. Bxg6 a4 (51... Ke6 52. Be8 $11) 52. Bxf5 a3 53. Bb1 $11) 39. c6 Be5 40. Kg2 Kf8 (40... Kg7 $11 41. Kf2 f6 42. Ke3 g5 43. Ke4 Kg6 44. Bc2 Kh5 45. Kd5 h6 46. Kc4 Kh4 47. Bf5 Bc7 48. Kd5 { this is the key position of the ending, it seems White is holding now.} a4 ( 48... Kg3 49. Bg4) (48... h5 49. Bg6 Kxh3 50. Bxh5 Kg3 51. Ke4 $11) 49. Kc4 Bd6 50. c7 Bxc7 51. Kb4 h5 (51... Kg3 52. Bg4 Kf4 53. Bh5 $11) 52. Bg6 $11) 41. Kf2 (41. h4 Ke7 42. Kh3 f5 $17) 41... Ke7 42. Ke3 f6 43. Kd3 (43. Bg8 h6 $17 (43... a4 44. Kd3 a3 45. Kc2 h6 46. Kb3 Bd6 47. Bd5 g5 48. Bg8 f5 49. c7 Bxc7 50. Kxa3 $11) 44. f4 Bc7 45. Bh7 Kf7 (45... g5 46. fxg5 hxg5 47. Kd4 Kd6 48. Be4 a4 49. Kc4 a3 50. Kb3 Ke5 51. Bh7 Bd6 52. c7 Bxc7 53. Kxa3 f5 54. Kb3 f4 55. Kc2 f3 56. Kd3 Kf4 57. Bg6 Kg3 58. Be4 $11) 46. f5 g5 47. Bg6+ Ke7 48. Bh5 Kd6 49. Bf3 a4 50. Kd4 a3 51. Kc3 Ke5 52. Kb3 Bd6 53. c7 Bxc7 54. Kxa3 Kf4 $17) (43. Ke4 Kd6 44. Bg8 h6 45. f4 Bb2 46. Bf7 f5+ 47. Kd3 g5 $17) 43... Kd6 44. Bg8 (44. Ba4 Kc5 45. Kc2 Kd4 46. Bb3 Ke3 $17) 44... h6 45. Bf7 g5 46. Be8 (46. c7 Kxc7 47. Kc4 Kc6 48. Bh5 Kd6 49. Kb5 Bc3 50. Bg4 Ke5 51. Ka4 Kf4 $19) 46... Kc5 47. Kc2 (47. Bd7 Kb4 48. Kc2 Kc4 49. Bg4 Kd4 50. Kb3 Ke3 51. Kc4 Kf4 52. Bh5 Kg3 53. Bg4 Kh4 54. Bf5 h5 55. Bg6 Kxh3 56. Bxh5 Kg3 57. Kd5 Kf4 58. Kc4 f5 $19) 47... Kd4 (47... Kb4 48. Kb1 a4 49. Ka2 Bd6 50. Bg6 a3 51. Bf7 $11) 48. Kb3 Ke3 49. Bh5 Kf4 50. Kc4 {now White is not in time} (50. Ka4 Bc7 51. Kb5 Kg3 52. Bg4 Kh4 53. Ka6 (53. Bf5 h5 54. Bg6 Kxh3 55. Bxh5 Kg3 $19) 53... h5 $17) 50... Kg3 51. Bg4 Kh4 52. Bf5 h5 $17 (52... Bc7 53. Kd4 h5 54. Bg6 Kxh3 55. Bxh5 f5 56. Bg6 Kg2 57. f4 g4 58. Ke3 Bb6+ $19)) 33... Bxc5 34. e4 (34. Rb3 {would be better, with good drawing chances.} Rd1+ 35. Kg2 Rc1 36. Rd3 (36. f4 Bb6 37. Kf3 c5 38. Ke2 c4 39. Ra3 c3 40. f5 gxf5 41. Bd3 Kg7 42. Bxf5 h5 $15) 36... Bb6 37. Bb7 Rc2+ 38. Kg3 a5 39. f4 a4 40. Ra3 Rc4 41. Ba6 Re4 42. Kf3 Rb4 43. Bc8 $15) 34... Re7 35. f4 ({After} 35. Bb7 {it would be still very difficult to convert an edge.} Rc7 $15 (35... Rxe5 36. Bxc6 Rh5)) 35... g5 36. fxg5 Rxe5 37. Bb7 (37. Rb7 Rxe4 $17) (37. Rc1 $1 Rxg5 38. Bb7 {with still good chances to hold.}) 37... Rxe4 38. Bxc6 (38. Rc1 Re5 39. h4 Bf2 $17) (38. Kg2 Re6 (38... Be3 39. Kf3 Re6 (39... Re5 40. h4 c5) 40. h4 Kg7 41. Re1) 39. h4 Bd4 $15) 38... Rh4 {Now it is too late; the pawns are too weak.} 39. Rb3 Rh5 40. Rg3 (40. Rf3 Rxg5 41. Be8 Rg7 $17) 40... Be7 (40... Bd6 41. Rd3 $11) 41. Re3 Kf8 {The a-pawn is too important. It is worth losing the h7-pawn in order to keep the a-pawn.} (41... Bxg5 42. Ra3 Bf6 43. Rxa7 Rxh3+ 44. Kg2 Re3 45. Bd5 Be7 { I would bet on a draw.}) 42. Be4 a5 43. Rf3 Rxg5 (43... Bxg5 44. Rf5 Rxh3+ 45. Kg2 Re3 46. Rxg5 Rxe4 47. Rxa5 $11) 44. Bxh7 a4 {Due the king being cut off on the h-file and the passed a-pawn the game should be over.} 45. Bc2 a3 46. Bb3 f6 47. Rc3 Bd6 48. Rc6 Ke7 49. Ra6 f5 50. Bc2 f4 51. Ra7+ Kd8 52. Be4 Rg3 53. Bf5 Bc5 54. Ra5 f3 55. Rxc5 f2 56. Bd3 Rxd3 57. Kg2 Rd1 0-1 [Event "Fajr op 19th"] [Site "Mashhad"] [Date "2011.02.28"] [Round "4"] [White "Dzhumaev, Marat"] [Black "Tiviakov, Sergei"] [Result "0-1"] [ECO "B01"] [WhiteElo "2493"] [BlackElo "2623"] [Annotator "Tiviakov,S"] [PlyCount "118"] [EventDate "2011.02.26"] [EventType "swiss"] [EventRounds "11"] [EventCountry "IRI"] [SourceTitle "CBM 141"] [Source "ChessBase"] [SourceDate "2011.03.17"] [SourceVersion "1"] [SourceVersionDate "2011.03.17"] [SourceQuality "1"] {This game from the 4th round of the 19th Fajr International chess tournament in Mashhad was very important for me. It not only allowed me to take the lead but also gave the necessary confidence which resulted in good play during the whole tournament and eventually the shared 1st place in a very strong tournament (I won the event on tie-break and gained 14 rating points).} 1. e4 d5 {[The Scandinavian Defence remains my main weapon against 1.e4 and I don't see any reason to change it to any other opening. And, with each tournament played, the theory of the Scandinavian Defence advances rapidly. In several lines (like in the present game, for example) theory already starts after move 15!]} 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Ne5 Nbd7 7. Nc4 Qc7 8. Qf3 Nb6 9. Bf4 Qd7 10. h3 $5 {This interesting pawn sacrifice was introduced into practice by Bologan against me in the Croatian League last September, although there was 1 engine game with it played at playchess.com earlier (gone mostly unnoticed). After the loss to Bologan (connected mostly to my bad form in the league but not the variation itself) I did some work at home finding a convincing way to re-group the black pieces and neutralise White's initiative. Still I was surprised that my opponent in the present game - Marat Dzhumaev chose 10.h3 to repeat since the pawn's sacrifice is very risky. Any of 3 results can happen after it, whereas there are a lot of other lines in the Scandinavian Defence where White can choose to play much more solidly.} Nxc4 11. Bxc4 Qxd4 12. Bb3 (12. Bd3 {took place in the source game. Black should be OK also after it.} Qb6 13. O-O g6 14. a4 Bg7 15. a5 Qxb2 16. Be5 Qb4 17. Ne4 Nxe4 18. Bxg7 Nd2 19. Qe2 Rg8 20. c3 Qh4 21. Qxd2 Rxg7 22. Rfe1 e6 23. a6 b6 24. c4 Qe7 25. Be4 Bd7 26. c5 b5 27. Qc3 Kf8 28. Rad1 Rc8 29. Rd6 Rc7 30. Red1 Rg8 31. Bc2 Be8 32. Bb3 Rc8 33. Re1 Rd8 34. Qd4 Rd7 35. Rd1 Rc7 36. Qe5 Bd7 37. h4 Ke8 38. g4 g5 39. R6d4 Bc8 40. hxg5 Rd7 41. Rxd7 Bxd7 42. Qb8+ Qd8 43. Qxa7 Ke7 44. f4 Qc8 45. Kg2 b4 46. Kg3 Rh8 47. Qb6 Rg8 48. a7 h6 49. gxh6 Rf8 50. Rd4 Rh8 51. Rxb4 Rxh6 52. Qb8 Rh3+ 53. Kxh3 Qa6 54. Qd6+ Kf6 55. g5+ Kg7 56. Qe5+ Kg8 57. Rb8+ Bc8 58. Kg2 Qe2+ 59. Qxe2 Kg7 60. a8=Q Kg6 61. Bc2+ f5 62. gxf6+ Kxf6 63. Qe5+ Ke7 64. Qg7+ Ke8 65. Rxc8# {1-0 THX_Ultra,R-Alcaudon,R/ playchess.com 2009/IM 29 Computer (65)}) 12... e6 13. Rd1 (13. O-O {allows} Bd6 {with better chances for Black.}) 13... Qb6 ({The text move is not the only one for Black to play here. After} 13... Qc5 $5 {Black has at least equal chances as well, although the arising positions are too complex to analyse out until a definite conclusion.} 14. O-O Be7 (14... Qf5 $5 {deserves serious attention as well.}) 15. Rfe1 O-O (15... Qh5 $5 {is playable}) 16. Re5 Qb6 17. Na4 Qa6 18. Nc5 Qb6 19. Na4 Qa6 20. c4 ({Here White should have forced a draw by} 20. Nc5 $11) 20... Rd8 21. Rxd8+ Bxd8 22. Qd3 Be7 23. Bc2 b6 24. Bg5 h6 25. Bf4 Bb7 26. Qg3 Kf8 27. b3 Rd8 28. Qe3 Ng8 29. Rh5 Bf6 30. Qg3 c5 31. Bd6+ Be7 32. Bxe7+ Nxe7 33. Qe3 Qa5 34. Nc3 Qa3 35. Kh2 Qb2 36. Be4 Bxe4 37. Nxe4 Nf5 38. Qf4 g6 39. Rxh6 Nxh6 40. Qxh6+ Kg8 41. Qg5 Qd4 42. Qe7 Kg7 43. Ng3 Qf6 44. Qc7 Rd4 45. f3 Qf4 46. Qxf4 Rxf4 47. Ne2 Rh4 48. Kg3 Rh8 49. Nc3 Rd8 50. Nb5 Kf6 51. Kf4 g5+ 52. Ke3 Rd7 53. Nc3 Kg6 54. Ke2 f5 55. Nd1 Kf6 56. Nf2 Ke5 57. Ke3 Rd4 58. g3 f4+ 59. gxf4+ gxf4+ 60. Ke2 Kf5 61. Nd3 Kg5 62. Ne5 Kh4 63. Nc6 Rd7 64. Ne5 Rg7 65. Kd3 Kxh3 66. Ke4 Kg3 67. a3 a5 68. Nc6 Rc7 69. Ne5 a4 70. bxa4 Ra7 {0-1 Melia,S-Mikadze,M/Anaklia GEO 2011/The Week in Chess 846 (70)}) 14. O-O Be7 15. Ne4 Nxe4 (15... O-O 16. Be5 Nxe4 17. Qxe4 {leads us to the same position as 15...Ne4}) 16. Qxe4 O-O 17. Be5 Rd8 $1 $146 ({An improvement to the above-mentioned game against Bologan. I saw this move during that game but failed to find the strong plan with Rd7-Qd8 re-grouping the Black pieces.} 17... c5 18. Rfe1 a5 {These 2 last moves only weakened the black pawn structure on the queenside. Later White won the game although clearly Black could have defended stubbornly!} (18... Rd8 $5) 19. Re3 Rd8 (19... Qb4 20. Bc4 $16) 20. Rxd8+ Qxd8 21. Rd3 Qf8 (21... Qb6 22. Qg4 (22. Bxg7 Kxg7 23. Rg3+ Kf8 24. Qxh7 Bf6 $11) 22... f6 23. Bd6 Bxd6 24. Bxe6+ Bxe6 25. Qxe6+ Kf8 26. Qxd6+ (26. Rxd6 Qxb2 $11) 26... Qxd6 27. Rxd6 Ke7 28. Rb6 Ra7 $14 29. f4 Kd7 30. Kf2 Kc7 31. Re6 Kd7 32. f5 $14) 22. Ba4 f6 23. Bc7 f5 24. Qc4 Qf6 (24... h6 25. Bd7 $14) 25. Qb5 Ra6 ({Wohl nur unwesentlicher zäher wäre} 25... h6 26. Bxa5 Kh7 { would probably only be insignificantly more tenacious,}) 26. Bxa5 (26. Bd8 $1 Qf8 (26... Bxd8 27. Qe8+ Qf8 28. Qxf8+ Kxf8 29. Rxd8+) 27. Bxe7 Qxe7 28. Qe8+ $1 Qxe8 29. Bxe8 Kf8 30. Rd8 Rb6 31. b3 Bd7 32. Bxd7+ Ke7 33. Rg8 Kxd7 34. Rxg7+ $18 {Breutigam}) 26... e5 (26... Bd6 27. Bc3 $16) 27. Rd8+ Bxd8 28. Qe8+ Qf8 29. Bb3+ Be6 30. Bxe6+ Rxe6 31. Qxe6+ Kh8 32. Qc8 Be7 33. Qxb7 e4 34. a4 Bf6 35. Bc7 c4 36. a5 {1-0 Bologan,V-Tiviakov,S/Sibenik 2010/CBM 138 Extra (36) }) 18. Bc4 ({After} 18. Qg4 Bf8 19. Qg3 (19. Bf6 Rd7) 19... Rd7 {(this move was not seen by me during the game with Bologan)} 20. Rxd7 Bxd7 21. Rd1 Be8 22. Rd4 Qc5 23. c3 Qe7 $11 {Black is OK. He manages to defend everything and keep the extra pawn.}) 18... Rd7 {The black position looks extremely dangerous since his queenside pieces are not developed at all. But strangely enough White has nothing in the position, all his threats can be neutralised. And although all engines evaluate this position as equal it is White who should be thinking about equality!} 19. Qg4 ({Other moves don't create serious threats for Black either.} 19. Bd3 g6 20. Qf4 Qd8 21. Bc3 Bd6 $15) ({or} 19. Rd3 Rxd3 20. Bxd3 g6 {followed by Bd7-e8.}) 19... Bf8 (19... g6 $5 {was possible here as well but I wanted to refrain from the weakening g7-g6 until the last possible moment.}) 20. a3 ({Strange move connected with the idea to play b2-b4 at some point, but I failed to find anything dangerous for Black and after other lines also. For example,} 20. Rxd7 Bxd7 21. Rd1 Be8 $15) ({or} 20. Bd3 g6 {followed by Bg7.}) 20... Qc5 21. Qe4 g6 22. b4 ({Or} 22. Rxd7 Bxd7 23. Rd1 Be8 {and Bg7.}) 22... Qe7 23. h4 ({After} 23. Rxd7 Bxd7 24. Qf4 {Black plays similarly to the game continuation:} Be8 25. Bf6 Qd6 26. Be5 Qd8 {followed by Bg7.}) 23... h5 $1 (23... a5 $5 {is offered by the computer engine, but I didn't want to allow White any play on the kingside. So I decided to fix the pawns there and give more space to my king.}) 24. Rxd7 Bxd7 25. Qf4 Be8 (25... Bg7 $6 26. Bxg7 Kxg7 {is not good since after it White has} 27. Qc7 Qxh4 28. Qxb7 $11 {with equal chances.}) 26. Bf6 Qd6 ({The immediate} 26... Bh6 { is a loss of tempo after} 27. Qe5 {It is better to put the queen on d8 first where it has more squares to move from.}) 27. Be5 Qe7 (27... Qd8 {It was possible to play} 28. Bf6 Bh6 {immediately, but I wanted to repeat the position winning 1 extra minute thinking time. I was already short on time from now on and until the end of the game. The shortage of time explains my not always accurate play in the later stages of the game.}) 28. Bf6 Qd6 29. Be5 Qd8 30. Bf6 Bh6 31. Qf3 ({Black is also better after} 31. Qe5 $5 Qb8 32. Qc3 Qf4 $15 (32... Qd6 $5 {deserves attention as well})) 31... Qd2 32. Bb3 (32. Bd3 {allows the exchange of queens after} Qf4 $17 {with a huge advantage for Black. }) 32... Qf4 33. Qc3 Rc8 $6 ({A mistake. It was better to play} 33... c5 $1 { immediately with a big advantage after} 34. bxc5 Bc6 $17) 34. Re1 c5 ({Finally I play it... Other moves were also good to keep the small advantage.} 34... Qf5 $15) ({or} 34... Rc7 $15 {and if} 35. Be5 $140 {now, then} Qd2 36. Qxd2 Bxd2 37. Rd1 Rd7) 35. Rxe6 {During the game I thought this move was impossible but I missed the move 40.Qc3-a1.} fxe6 (35... c4 36. Re1 b5 $15 {locking the Bb3 out of play was a good alternative to the text. But during the game I thought the text was winning.}) 36. Bxe6+ Kh7 37. Bxc8 Qc1+ 38. Kh2 Bf4+ 39. g3 Bc6 40. Qa1 $8 ({The only move, missed by me.} 40. f3 {loses immediately after} Be3 $19 ({or} 40... Qf1 $19)) 40... Qd2 $1 ({Luckily for me the advantage is not lost, Black still keeps the upper hand due to the active position of his pieces and the attacking possibilities.} 40... Qxc2 41. Qe1 $11 {is equal.}) 41. Qg1 $2 ({ The losing move. Only} 41. Qf1 $8 {could have resisted Black's attack, although still after} cxb4 ({other moves are not enough to keep the advantage} 41... Bxg3+ 42. Kxg3 Qd6+ 43. f4 Qxf6 $11) (41... Be3 42. Kh3 Bxf2 43. Qc4 Bd5 44. Qb5 Bc6 45. Qc4 $11) (41... Bd6 42. c3 Bxg3+ 43. Kxg3 Qd6+ 44. f4 Qxf6 45. Qc4 $11) 42. axb4 Qxb4 43. Qe2 Bh6 $15 {Black is slightly better due to the pawn majority on the queenside (passed pawn a7) if he exchanges queens on e4 which cannot be prevented.}) 41... Be3 42. Bg5 (42. Qf1 Bxf2 $19 {loses}) 42... Bxg5 43. hxg5 cxb4 44. axb4 Qxb4 $19 {Because of the vulnerable position of the Kh2 White cannot prevent the quick advance of the a7-pawn.} 45. Qa1 ({or} 45. Qf1 Qd2 $19 {winning}) 45... Qe4 ({More accurate was} 45... Qf8 $1 { winning immediately after} 46. Qf6 Qxc8 ({or} 46... Qxf6 47. gxf6 a5 48. Be6 a4 $19 {with a win in the bishop ending after Be4-c2-b3}) 47. Qf7+ Kh8 48. Qf6+ Kg8 49. Qxg6+ Kf8 $19 {and the black king escapes from all checks.}) 46. Bh3 a5 47. Qd1 a4 48. f4 Qe3 ({other moves win as well} 48... h4 $19) (48... Qf3 49. Qe1 Be4 $19) 49. Bf5 gxf5 $6 ({I saw the easiest way to win and escape from the checks but at the last moment panicked and played the worse 49...gxf5.} 49... Qf3 $142 {was better:} 50. Bxg6+ (50. Qxf3 Bxf3 $19 {is an easily won bishop ending for Black.}) 50... Kxg6 51. Qd6+ Kf7 52. Qf6+ Ke8 53. Qe6+ Kd8 54. Qf6+ Kc7 $19 {winning easily}) 50. Qxh5+ Kg7 51. Qh6+ Kf7 52. g6+ Ke7 ( 52... Ke6 53. g7+ Kf7 54. Kh3 Qe4 $19 {wins as well.}) 53. Qg7+ Kd6 54. Qf8+ Kc7 55. Kh3 Qe6 (55... Bd5 $19 {was also possible}) 56. Qg7+ ({or} 56. Qf7+ Bd7 $19) 56... Kb6 57. Kh4 Ka6 58. Kg5 ({After} 58. Qf7 Bd5 $19 {Black prevents the further advance of the white pawn g6, his own pawn a4 will decide!}) 58... Be8 59. g4 Qxg6+ {I am quite happy with this game which I think will close the line with the pawn sacrifice 10.h3 forever!} 0-1 [Event "ROM-ch"] [Site "Iasi"] [Date "1999.12.22"] [Round "10"] [White "Vajda, Levente"] [Black "Istratescu, Andrei"] [Result "0-1"] [ECO "B01"] [WhiteElo "2483"] [BlackElo "2570"] [Annotator "Mueller,Karsten"] [PlyCount "156"] [EventDate "1999.12.13"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ROU"] [EventCategory "9"] [SourceTitle "CBM 075"] [Source "ChessBase"] [SourceDate "2000.04.05"] [SourceVersion "1"] [SourceVersionDate "2000.04.05"] [SourceQuality "1"] 1. e4 {Hecht. Marin} d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 Bg4 6. Nf3 c6 7. h3 Bh5 8. Bc4 e6 9. Qe2 Bb4 10. a3 Nbd7 11. O-O-O Bxc3 12. Bxc3 Qc7 13. g4 Bg6 14. Ne5 Ne4 15. Qe3 (15. Bb4 $5 Nxe5 16. dxe5 Qxe5 17. Qe3 $40 {1-0 Kudrin, S-Berg,K/Hamar op 1983/MCD-op (25)}) 15... Nxc3 16. Qxc3 O-O-O 17. Rhe1 (17. Nxd7 Rxd7 $6 (17... Qf4+ 18. Qe3 Qxe3+ 19. fxe3 Kxd7 $11) 18. Qe3 $1 $14 { 0-1 Wolff,P-Rogers,I/Honolulu 73/113 1998/Inf 73/[Rogers,I] (35)}) 17... Nxe5 18. dxe5 h5 $11 19. Qe3 Qb6 20. Qxb6 axb6 21. Rxd8+ Kxd8 22. g5 Ke7 23. h4 b5 24. Bd3 Bxd3 25. cxd3 Rd8 26. Kc2 Kf8 27. Kc3 Kg8 28. Re4 Rd5 {Marin: '/ \Kg8-h7-g6-f5'} 29. g6 {'!?' Marin.} fxg6 30. f4 Kf7 31. Rd4 Rxd4 32. Kxd4 { Hecht: '[#] Themen: doppelter g-Bauer als Temposchlucker Entfernter Freibauer Dreiecksmanöver D-D+B'} b6 33. Ke4 Ke7 34. d4 Kd7 35. b3 (35. b4 $1 {Hecht} c5 36. bxc5 bxc5 37. dxc5 Kc6 38. Kd4 g5 39. fxg5 g6 40. Kc3 Kxc5 41. Kb3 Kd4 42. Kb4 Kxe5 43. Kxb5 Kf4 44. Kc4 e5 45. Kd3 Kf3 46. Kd2 $11) 35... Kc7 36. Kd3 Kb7 37. Kc3 c5 38. dxc5 (38. b4 {Hecht} c4 39. Kd2 Kc6 40. Ke2 Kd5 41. Ke3 c3 42. Kd3 c2 43. Kxc2 Kxd4 44. Kb3 Ke3 45. a4 bxa4+ 46. Kxa4 Kxf4 47. Kb5 g5 $19) 38... bxc5 39. Kd3 Kb6 40. Ke3 Kc6 41. Ke4 Kc7 42. Kd3 Kb6 43. Ke3 Kc6 44. Ke4 g5 $5 {Marin: '?e5'} 45. fxg5 (45. hxg5 $2 h4 46. f5 h3 $19) 45... g6 { Hecht: 'Der Temposchlucker'} {[%tqu "En","Can White hold the position ?","If the king moves, Kd5 is possible...","It is a pawn move.","e4d3","",0,"b3b4", "Yes, because the black king can not penetrate into the position.",6,"De", "Kann Weiß die Stellung halten ?","Wenn der weiße König zieht, wird Kd5 ermöglicht...","Es ist ein Bauernzug.","e4d3","",0,"b3b4","Ja ! Denn der schwarze König kann nicht eindringen.",6]} 46. Kd3 $2 (46. b4 $1 c4 47. Kd4 Kb6 {'?' Marin. '?!' Hecht.} (47... c3 $2 {Marin} 48. Kxc3 Kd5 49. Kb3 Kxe5 50. a4 bxa4+ 51. Kxa4 $16 (51. Kxa4 {Hecht} Kd5 (51... Kd4 52. b5 Kc5 53. Ka5 $18) 52. Kb3 Kd4 53. b5 Kc5 54. Kc3 Kxb5 55. Kd4 Kc6 56. Ke5 Kd7 57. Kf6 e5 $11)) 48. Ke3 Kc7 49. Ke4 Kb7 50. Ke3 Kc6 51. Kd4 $11 {denn} c3 $6 {bringt nur Schwarz in Schwierigkeiten:} 52. Kxc3 Kd5 53. Kb3 Kxe5 54. a4 bxa4+ 55. Kxa4 Kd5 $1 56. Kb3 (56. b5 e5 57. Kb4 e4 58. Kc3 Kc5 59. b6 Kxb6 60. Kd4 Kc6 61. Kxe4 Kd6 $11) 56... Kd4 57. b5 Kc5 58. Kc3 Kxb5 59. Kd4 Kc6 60. Ke5 Kd7 61. Kf6 e5 62. Kxg6 e4 $11) (46. a4 {Hecht} c4 $19) 46... Kd5 47. a4 Kc6 $1 {[%mdl 4096]} (47... bxa4 $2 48. bxa4 c4+ (48... Kxe5 $2 49. Kc4 Kd6 50. a5 Kc6 51. a6 Kb6 52. a7 Kxa7 53. Kxc5 $18) 49. Kc3 Kc5 50. a5 Kb5 51. a6 Kxa6 52. Kxc4 Kb6 53. Kb4 Kc6 54. Kc4 Kb6 $11) 48. a5 $1 {Weiß rettet sich noch in ein Damenendspiel, das nur sehr schwer - wenn überhaupt - zu gewinnen ist.} (48. axb5+ Kxb5 49. Kc3 Kb6 $1 50. Kd3 (50. Kc4 Kc6 $22) (50. Kc2 Kc6 51. Kc3 Kd5 $19) 50... Kc7 51. Kc3 (51. Ke4 Kc6) 51... Kb7 52. Kd3 (52. b4 Kc6 $19) 52... Kb6 {Hecht: 'Ende des Dreiecksmanövers, wonach Weiß im Zugzwang. d3 ist das einzige Feld, von dem aus man beide Drohungen Kb5/Kc6 zugeleich bedienen kann.'} 53. Kc4 (53. Kc3 {Marin} Kb5 54. Kd3 Kb4 55. Kc2 c4 56. bxc4 Kxc4 $19) 53... Kc6 $19) (48. Kc3 Kb6 49. Kd2 c4 50. Kc3 cxb3 51. axb5 Kxb5 52. Kxb3 Kc5 $19) 48... Kb7 49. Kc3 Ka7 $1 (49... Ka6 $2 50. b4 c4 $11 {'=[]' Marin.}) 50. b4 cxb4+ 51. Kxb4 (51. Kb3 Kb7 52. Kxb4 Ka6 $15 {/-/+}) 51... Ka6 52. Kc5 Kxa5 53. Kd6 b4 54. Kxe6 b3 55. Kf7 b2 56. e6 b1=Q 57. e7 Qf5+ 58. Kg7 Qe4 59. Kf7 Qxh4 60. e8=Q Qxg5 61. Qe1+ Kb5 62. Qe2+ Kc5 63. Qf2+ Kc6 64. Qc2+ Kd6 65. Qh2+ Qe5 66. Qg1 Qe4 (66... g5 $2 67. Qb6+ Kd5 68. Qb5+ Ke4 69. Qe2+ Kf4 70. Qf1+ $11) 67. Kf6 Qf4+ 68. Kg7 (68. Kxg6 $2 Qg4+ $19) 68... g5 $2 (68... Qe4 $15 {/-/+}) 69. Qd1+ $11 { (Endspiel CD ROM)} Ke6 70. Qxh5 g4 71. Qe8+ $1 Kd5 72. Qb5+ Ke4 73. Qe2+ Kf5 74. Qd3+ Qe4 75. Qf1+ $1 Qf3 76. Qb1+ Kf4 77. Kh6 $2 {'??' Hecht. Marin: 'The white king should avoid getting to close to the pawn, but probably Vajda didn't know that.' Weiß läßt, vermutlich ermüdet vom langen Kampf, Damentausch zu:} (77. Qc1+ Qe3 78. Qf1+ Kg5 79. Qf6+ Kh5 80. Qg6+ Kh4 81. Qh7+ Kg3 82. Qh1 $11) (77. Qb4+ $11 {Hecht}) (77. Qb8+ $11 {Hecht}) 77... Qc6+ 78. Kh5 $6 (78. Kg7 g3 $19) 78... Qd5+ (78... Qd5+ 79. Kh6 (79. Kh4 Qg5#) 79... Qg5+ 80. Kh7 Qf5+ $19) 0-1 [Event "Tilburg Fontys"] [Site "Tilburg"] [Date "1996.10.17"] [Round "6"] [White "Svidler, Peter"] [Black "Shirov, Alexei"] [Result "0-1"] [ECO "B01"] [WhiteElo "2650"] [BlackElo "2685"] [Annotator "Shirov,A"] [PlyCount "118"] [EventDate "1996.10.11"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [EventCategory "16"] [SourceTitle "CBM 056"] [Source "ChessBase"] [SourceDate "1997.02.01"] [SourceVersion "1"] [SourceVersionDate "1997.02.01"] [SourceQuality "1"] 1. e4 d5 2. exd5 Nf6 3. d4 Bg4 $5 {A very provocative opening which probably has every reason to be called 'Portuguese variation' because a large percentage of the games on it found in the database have been played by Portuguese players. I was suggested this setup by Kevin Spraggett who has lived in Portugal for many years and has picked up many ideas of his local colleagues. He has employed it as well.} 4. Be2 {One of the funniest variations I've ever seen is} (4. f3 Bf5 5. c4 e6 6. dxe6 Nc6 $1 {which has occured in several games. Other critical moves are}) (4. Bb5+ {and}) (4. Nf3 {. }) 4... Bxe2 5. Qxe2 Qxd5 6. Nf3 Nc6 7. Nc3 {A new move. 'Theory' (in fact the whole system is still completely desert) is} (7. c4) 7... Qh5 8. Bg5 $6 { During the game I couldn't understand whether this was a blunder or a sacrifise. Normally in such a case it depends on the final result. Yet White gets some initiative for a pawn but it seems not at all sufficient. Instead White had an interesting opportunity} (8. Qb5 $5 {which I was slightly afraid of. After} O-O-O (8... Qxb5 9. Nxb5 O-O-O 10. Ng5 $1 a6 11. Nxf7 axb5 12. Nxh8 Nxd4 13. O-O Nxc2 14. Rb1 $16) 9. Qxh5 Nxh5 10. Ng5 Nxd4 11. O-O Nxc2 12. Rb1 { White seems to have a good compensation for sacrifised pawns. And, of course, he could have chosen simple development like}) (8. Be3 {or}) (8. Bf4 {with equal game.}) 8... Nxd4 9. Nxd4 Qxg5 10. h4 $1 {This I to be honest overlooked counting only on} (10. Ncb5 Qc5 11. O-O-O a6 {which is very sad story for White.}) 10... Qh5 $1 {Gaining an important tempo.} 11. f3 (11. Qxh5 Nxh5 12. Ncb5 Rc8 $1 {is winning for Black due to} 13. Nxa7 $6 Rd8 $1 14. Nb3 c6 $19) 11... O-O-O 12. O-O-O e6 13. g4 Qa5 $1 {I think this is more precise than} ( 13... Qc5 $6 14. Nb3 Qb6 15. Rxd8+ Kxd8 16. Rd1+ Bd6 17. g5 Nd7 18. Ne4 $15) 14. Nb3 {Going for an inferior ending. I was more concerned about} (14. g5 { and actually my intention} Nd7 $1 (14... Nd5 $6 {proves to be incorrect because of} 15. Nxe6 Ba3 $5 (15... Bb4 $5 {that I thought would be winning, thanks to Fritz, leads just to an equal ending after} 16. Nxd8 $1 Nxc3 17. Qc4 $1 Nxa2+ 18. Kb1 Nc3+ 19. bxc3 Bxc3 20. Qa2 Rxd8 21. Rxd8+ Kxd8 22. Rd1+ Ke7 23. Qxa5 Bxa5 $10) 16. Nxd8 Bxb2+ (16... Qxc3 $2 {fails to} 17. Qb5 Rxd8 18. Rd3 Qc5 19. Qxc5 Bxc5 20. Rhd1 c6 21. c4 Be3+ 22. Kb1 $18) 17. Kxb2 Qxc3+ 18. Kb1 {and Black can not make more than draw. However a simple retreat}) 15. Nb3 Qb6 {leaves White with no compensation for pawn.}) 14... Rxd1+ 15. Rxd1 Qa6 $1 {Now} (15... Qb6 16. g5 {would yield White a certain play after} Nh5 (16... Nd7 17. Qd2 Bd6 18. Ne4 $44) 17. Nd2 $1 $44) 16. Qxa6 bxa6 17. Rd4 Nd7 $1 {Not an easy move. Black is ready to give up his 'a' pawns since White's ones on the kingside are vulnerable as well.} 18. Ra4 Ne5 19. Nd2 (19. Rxa6 Kb7 20. Ra4 Nxf3 21. Na5+ Kc8 {isn't of much chance for White}) 19... Kb7 $17 20. Kd1 Be7 21. h5 $6 {Playing on Black's hands.} (21. Re4 Nc6 22. g5 $17 {would be slightly more tenacious.}) 21... g6 22. Re4 Nc6 23. hxg6 hxg6 24. f4 Rh1+ $2 { Having reached a winning position I started doing ridiculous things. I rejected } (24... Rh4 {in view of} 25. f5 (25. g5 Bd6 $19 {, but the endgame resulting after}) 25... Rh1+ 26. Re1 Rxe1+ 27. Kxe1 gxf5 (27... Ne5 $5 $19 {is also possible}) 28. gxf5 exf5 {should be hopeless for White.}) 25. Ke2 f5 $6 { Activating Black's and White's pieces at the same time.} 26. gxf5 gxf5 27. Rc4 Rh2+ 28. Kd1 e5 $2 {Almost losing the advantage.} (28... Bd6 $17 {was called for.}) 29. Nd5 Rh1+ 30. Ke2 Bh4 $6 {Still} (30... Bd6 {should have been preferred although after} 31. fxe5 Nxe5 (31... Bxe5 32. Nb3 $132) 32. Rf4 c6 33. Ne3 Rh2+ 34. Rf2 Rxf2+ 35. Kxf2 {it's already very difficult to win as one extra pawn is not so sound anymore.}) 31. Nb3 $1 {Here I realised how wrong I had gone. Still there was a last chance - his time-pressure and I decided to try to use it by playing} Bg3 $5 {. At least Black is not risking to lose yet.} 32. Nc5+ Kc8 33. Nb3 $6 {The following day Peter stated that the simpliest way to draw would be} (33. Nd3 Kd7 34. Nf6+ Kd6 35. Ne8+ Kd7 36. Nf6+ $10) 33... Rh2+ 34. Kd1 $6 {Falling into a trap although not losing the game so far.} (34. Kf3 exf4 35. Nxf4 Bxf4 36. Rxc6 Bd6 {would leave Black with a small advantage hardly enough to win.}) 34... exf4 $3 {Quite an untipical for an endgame piece sacrifise. Its main background is still opponent's clock although during the game I thought that Black is already almost winning.} 35. Rxc6 (35. Nxf4 Ne5 $19) 35... f3 36. Rf6 $2 {Giving up the rook is no way to save the game. Meanwhile} (36. c4 $1 {was probably enough for a draw. Black has then a choice between} Bd6 $3 {I don't know whether I would find this move over the board but it is the only way to pose White serious practical difficulties. Now} ( 36... Rh1+ 37. Kc2 f2 38. Nd2 Bd6 39. Ne3 Re1 40. Rxd6 cxd6 41. Nxf5 $10) ( 36... Rxb2 37. Rf6 Rb1+ {(during the game I missed that} (37... f2 $4 38. Rxf5 Rb1+ {is met by} 39. Nc1) 38. Kc2 (38. Nc1 $2 Bf4 39. Nxf4 Rxc1+ 40. Kxc1 f2 $19) 38... f2 39. Nd2 f1=Q 40. Nxf1 Rxf1 41. Rxf5 $10) 37. Nd2 (37. c5 { leads to a probably lost ending after} Rh1+ 38. Kc2 f2 39. Nd2 Kb7 40. cxd6 ( 40. Rxd6 cxd6 41. cxd6 Rh6 $1 $19) 40... Kxc6 41. dxc7 Kd7 42. Ne3 Re1 43. Nxf5 f1=Q 44. Nxf1 Rxf1 {. Also risky is}) (37. Rxa6 Rh1+ 38. Kc2 f2 39. Nd2 Re1 $1 40. Kd3 f4 $1 41. Nc3 Be5 $1 42. c5 Bxc3 43. Kxc3 Rc1+ 44. Kb3 Rd1 45. Rf6 Rxd2 46. Rxf4 $15 {although I am not sure whether Black can win this. The right way for White is probably}) 37... Kb7 (37... Rh1+ 38. Kc2 f2 39. Ne3 Re1 40. Rxd6 cxd6 41. Nxf5 Kd7 42. Ng3 $10) 38. Rxd6 cxd6 39. Nxf3 Rxb2 {and although Black will keep on fighting till the end, it's gonna be draw.}) 36... Rh1+ 37. Kd2 f2 38. Rf8+ Kd7 39. Rxf5 f1=Q 40. Rxf1 Rxf1 41. Nb4 Bd6 $1 $17 {A very important move after which White has to turn into a passive defence.} 42. Nd3 (42. Nxa6 $6 Kc6 {is lost because the knight will not come back, for example} 43. Nb8+ Kd5 $19 {. However after the text Black's task is not at all easy. The ending is unusual and on the board I couldn't decide whether it was good or bad for me to change the bishop for one of his knights and where I should keep my pawns. I am not sure that my further play was entirely correct. In fact I was kind of moving back and forth searching for the right plan until something became clear.}) 42... Rf5 43. Kc3 Rh5 44. Nd2 Kc6 45. Nc4 Rh4 46. Kb3 Kb5 47. Ne3 {Is the position after} (47. Nxd6+ cxd6 {winning? I am not completely sure about that.}) 47... Re4 48. Nd5 Rd4 49. Nc3+ Kc6 50. Na4 Kd5 51. Nc3+ Ke6 52. Nd1 c5 $1 53. Ne3 Re4 54. Nc4 Be7 $1 {It took me some time to realise that} ( 54... Kd5 $2 55. Nxd6 Kxd6 56. c4 $1 {might be just draw because Black's king or rook will be stuck defending the c5 pawn and it will be very difficult to make progress. Fortunately at this point I already saw the right setup.}) 55. Nf2 Rh4 56. Nd3 Bg5 $1 $19 {Die pointe. White has to resign the fortress he's built.} 57. Kc3 {I had to see that} (57. Nxc5+ Kd5 58. Nxa6 Rxc4 59. Nb4+ Kc5 60. Na6+ Kb5 61. a4+ Rxa4 62. Nc7+ Ka5 {is winning}) 57... Kd5 58. b3 Rh2 { A move without a clear idea that suddenly wins the game immediately.} 59. b4 $2 {Of course, he should play something like} (59. Ne1 {. The best winning plan seems to me then} Rh3+ 60. Nd3 Bf6+ 61. Kd2 Rh2+ 62. Kd1 Bg5 {intending to penetrate with the king to c3.}) 59... Rh4 {White's defence collapses and therefore he resigned.} 0-1