[Event "ACP Blitz Octofinal-C 3rd"] [Site "playchess.com INT"] [Date "2004.06.05"] [Round "4"] [White "Petrosian, Tigran L"] [Black "Baklan, Vladimir"] [Result "0-1"] [WhiteElo "2539"] [BlackElo "2615"] [Variant "Standard"] [TimeControl "-"] [ECO "B23"] [Opening "Sicilian Defense: Grand Prix Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nc3 Nc6 3. f4 { B23 Sicilian Defense: Grand Prix Attack } g6 4. Bb5 Bg7 5. Bxc6 bxc6 6. d3 Rb8 7. Nf3 d6 8. O-O Nf6 9. Qe1 O-O 10. b3 Bg4 11. Nd2?! { (0.15 → -0.77) Inaccuracy. Rb1 was best. } (11. Rb1 Bxf3 12. Rxf3 e6 13. Na4 Nd7 14. Be3 Nb6 15. Nc3 f5 16. Ne2 Nd7 17. c4 Re8) 11... Bd7? { (-0.77 → 0.72) Mistake. Nd5 was best. } (11... Nd5 12. Ndb1) 12. Bb2 Ne8 13. Kh1 f5 14. e5 Nc7 15. Na4 Ne6 16. Nf3 Qc7 17. Qh4 Rbe8 18. Rae1 Rf7 19. c4 Ref8 20. Re2 h6 21. Rfe1 d5 22. Rf1?! { (2.40 → 1.60) Inaccuracy. Bc1 was best. } (22. Bc1) 22... Be8?! { (1.60 → 2.26) Inaccuracy. Rd8 was best. } (22... Rd8 23. Qg3) 23. Ba3 Qa5 24. Bc1 Bh8 25. Qe1 Qc7?! { (2.00 → 2.70) Inaccuracy. Qxe1 was best. } (25... Qxe1 26. Rexe1 Bd7 27. Be3 Ra8 28. g3 Rg7 29. Nxc5 Nxc5 30. Bxc5 e6 31. Be3 a5 32. Kg2) 26. Qf2 d4 27. Qh4? { (3.01 → 1.69) Mistake. g3 was best. } (27. g3) 27... Rh7 28. Qg3 Rg7 29. h4 g5 30. hxg5 Bh5 31. Ref2 Bxf3?! { (2.15 → 2.83) Inaccuracy. hxg5 was best. } (31... hxg5 32. Nxg5 Nxg5 33. fxg5 Bg6 34. Kg1 Rh7 35. Re2 e6 36. Nxc5 Qe7 37. b4 Bg7 38. Rf4) 32. Rxf3?? { (2.83 → 0.24) Blunder. gxf3 was best. } (32. gxf3 hxg5 33. Rh2 Rh7 34. Kg2 Bg7 35. Rxh7 Kxh7 36. Rh1+ Kg6 37. Nxc5 Nxc5 38. Qxg5+ Kf7) 32... hxg5 33. fxg5? { (0.37 → -1.01) Mistake. Re1 was best. } (33. Re1 g4 34. Rff1 Rh7+ 35. Kg1 Bg7 36. Kf2 Kf7 37. Ke2 Rfh8 38. Kd1 Rh2 39. Kc2 Qa5) 33... Rh7+ 34. Kg1 Bxe5 35. Qe1 Qd6 36. Rh3?! { (-0.97 → -2.07) Inaccuracy. g6 was best. } (36. g6 Rh5) 36... Bh2+ 37. Kh1 Bg3 38. Qe2 f4?? { (-1.90 → 0.00) Blunder. Rxh3+ was best. } (38... Rxh3+) 39. Rxh7 Kxh7 40. Qh5+ Kg8?? { (0.00 → 2.76) Blunder. Kg7 was best. } (40... Kg7 41. Qh6+ Kf7 42. Qh5+) 41. g6 Kg7 42. Qh7+ Kf6 43. Nxc5?? { (2.40 → -4.56) Blunder. Bxf4 was best. } (43. Bxf4 Bxf4 44. g3 Qe5 45. g7 Nxg7 46. Qh6+ Kf7 47. Qxf4+ Qf6 48. Kg2 Kg8 49. Nxc5 Qxf4) 43... Qxc5 44. Bxf4 Bxf4?? { (-4.39 → -1.79) Blunder. Nxf4 was best. } (44... Nxf4) 45. g7 Nxg7?? { (-1.81 → 0.79) Blunder. Rd8 was best. } (45... Rd8 46. g8=N+ Rxg8 47. Qxg8 Qh5+ 48. Kg1 Qh2+ 49. Kf2 Ng5 50. Qf8+ Kg6 51. Qe8+ Kf5 52. Qd7+) 46. Rxf4+ Nf5 47. g4?! { (0.88 → 0.00) Inaccuracy. Qh6+ was best. } (47. Qh6+) 47... e6?? { (0.00 → 4.07) Blunder. Kg5 was best. } (47... Kg5 48. Rf2 Ng3+ 49. Kg2 Rxf2+ 50. Kxg3 Qe5+ 51. Kxf2 Qe3+ 52. Kf1 Kxg4 53. Qg6+ Kh4 54. Qh7+) 48. gxf5 exf5 49. Rh4 Ke5?? { (2.95 → Mate in 29) Checkmate is now unavoidable. Rf7 was best. } (49... Rf7 50. Rh6+ Ke7 51. Qh8 Qa5 52. b4 Qxb4 53. Qe5+ Kd8 54. Rh8+ Rf8 55. Qf6+ Kc7 56. Qg7+) 50. Qg7+ Rf6 51. Rh8 Qd6?! { (13.91 → Mate in 10) Checkmate is now unavoidable. Qa3 was best. } (51... Qa3 52. Re8+) 52. Re8+?? { (Mate in 10 → 1.42) Lost forced checkmate sequence. Qg3+ was best. } (52. Qg3+ Ke6 53. Qe1+ Qe5 54. Re8+ Kf7 55. Qxe5 Rh6+ 56. Kg2 Rg6+ 57. Kf1 Rf6 58. Qe7+ Kg6) 52... Kf4 53. Rg8 Rh6+ 54. Kg2?? { (0.98 → -5.01) Blunder. Kg1 was best. } (54. Kg1 Ke3 55. Qg2 Qe6 56. Qf2+ Kxd3 57. Rg2 Qe3 58. Rg3 f4 59. Rf3 c5 60. Kg2 Kc3) 54... Ke3 55. Qg3+ Qxg3+ 56. Rxg3+ Ke2 57. c5?? { (-4.22 → -11.02) Blunder. Rg7 was best. } (57. Rg7 Kxd3) 57... f4 58. Rg8 f3+ 59. Kg3 f2 60. Re8+ Kf1 61. Rf8 Rg6+ 62. Kf3 Kg1 63. Ke4 f1=Q 64. Rxf1+ Kxf1 65. Kxd4 Ke2 66. Kc4?? { (-6.47 → Mate in 26) Checkmate is now unavoidable. b4 was best. } (66. b4 Kd2 67. Ke4 a6 68. Kf5 Rh6 69. d4 Kc3 70. Ke5 Kxb4 71. Ke4 Rh2 72. Ke5 Rxa2) 66... Ke3 67. b4 Rg4+ 68. Kc3 Rd4 69. b5 cxb5 70. a3?! { (-57.63 → Mate in 11) Checkmate is now unavoidable. c6 was best. } (70. c6 Rd6) 70... a5 71. c6 Rxd3+ 72. Kb2 Rd6 73. a4 bxa4 74. Ka3 Rxc6 75. Kxa4 Rc5 76. Ka3 Kd3 77. Ka2 Rb5 78. Ka3 Rb4 79. Ka2 Kc3 80. Ka3 Kc2 81. Ka2 Ra4# { Black wins by checkmate. } 0-1