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[Event "Import"] [Site "https://lichess.org/02zEQnj7"] [Date "2015.11.28"] [White "Chess Gym"] [Black "Anonymous"] [Result "*"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A43"] [Opening "Benoni Defense: Old Benoni"] [Termination "Unterminated"] [Annotator "lichess.org"] 1. d4 c5 { A43 Benoni Defense: Old Benoni } 2. Nf3 cxd4 3. Bf4?! { (0.05 → -0.65) Inaccuracy. Qxd4 was best. } (3. Qxd4 Nc6 4. Qd3 Nf6 5. e4 e6 6. Nc3 Bc5 7. Be3 Be7 8. O-O-O O-O 9. Kb1 Ng4 10. h3 Nxe3 11. fxe3 Qa5 12. Be2 d6) 3... d6 4. Nxd4? { (-0.70 → -2.32) Mistake. c3 was best. } (4. c3 e5 5. Bg3 dxc3 6. Nxc3 Nf6 7. e4 Be7 8. Be2 O-O 9. O-O Nc6 10. Rc1 Nh5 11. Nd5 Nxg3 12. hxg3 Be6 13. Nxe7+ Nxe7) 4... e5 5. e3 exf4 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. exf4 Nf6 9. Qe2+ Qe7 10. O-O Qxe2 11. Nxe2 Nc6 12. Re1 Be7 13. c3 O-O 14. Nd2 Rfe8 15. Nc4 d5 16. Ne5 Nxe5 17. fxe5 Ne4 18. Nf4 Red8 19. Rad1 Bc5 20. Kf1? { (-2.26 → -3.98) Mistake. Re2 was best. } (20. Re2 d4 21. cxd4 Bxd4 22. Rxe4 Bxf2+ 23. Kxf2 Rxd1 24. Re2 Re8 25. Kf3 g6 26. e6 Kg7 27. exf7 Rf1+ 28. Rf2 Rxf2+ 29. Kxf2 Kxf7) 20... Nxf2 21. Rxd5 Rxd5 22. Nxd5 Ng4? { (-4.01 → -2.41) Mistake. Nd3 was best. } (22... Nd3 23. Re2 Rd8 24. c4 b5 25. b3 bxc4 26. bxc4 Re8 27. g3 Rxe5 28. Nf4 Rxe2 29. Kxe2 Nxf4+ 30. gxf4 g6 31. Kd3 Kf8 32. Ke4) 23. e6? { (-2.41 → -4.29) Mistake. h3 was best. } (23. h3 Rd8 24. c4 Nh2+ 25. Ke2 Re8 26. Kd3 Bf2 27. Re2 Bg3 28. Kd4 Nf1 29. b4 f6 30. e6 Be5+ 31. Rxe5 fxe5+ 32. Kxe5 Nd2) 23... fxe6 24. Rxe6 Nxh2+ 25. Ke2 Kf7 26. Re5 Re8 27. Rxe8 Kxe8 28. b4 Bb6 29. a4 Bd8 30. a5 Ng4 31. Kf3 Nf6 32. Ne3 b6 33. axb6 Bxb6 34. Nc2 Nd5 35. c4 Nf6 36. c5 Bc7 37. c6?! { (-3.35 → -4.81) Inaccuracy. g4 was best. } (37. g4 Kd7 38. b5 Ke6 39. Nb4 Nd7 40. Na6 Be5 41. Ke3 Nf6 42. g5 Nd5+ 43. Kd3 Bf4 44. Kc4 Bxg5 45. Nb4 Nxb4 46. Kxb4 Bf4) 37... Nd5 38. b5?! { (-3.86 → -4.85) Inaccuracy. Ke4 was best. } (38. Ke4 Nf6+ 39. Kd3 Ke7 40. Kc4 Kd6 41. b5 Bb6 42. Nb4 Ng4 43. Nc2 Ne5+ 44. Kb3 a6 45. bxa6 Kxc6 46. Na3 Nd7 47. Kc4 Bc5) 38... Bb6 39. Ke4 Nc7 40. Ke5 Nxb5 41. Kd5 Nc7+ 42. Kd6 Kf7 43. Nb4 Nb5+ 44. Kd7 g5 45. Nd5 Ba5 46. g4 Kg6 47. Ne7+ Kf6 48. Nd5+ Ke5 49. c7?! { (-5.79 → -8.18) Inaccuracy. Ne3 was best. } (49. Ne3 Bc7 50. Nc2 a5 51. Ne1 a4 52. Nd3+ Kd4 53. Nb4 Kc4 54. Na2 a3 55. Nc1 Kc5 56. Na2 Kd5 57. Nc1 Kc4 58. Ke7 Kc5) 49... Nxc7 50. Nxc7? { (-8.93 → Mate in 16) Checkmate is now unavoidable. Ne3 was best. } (50. Ne3 Kf4 51. Nc4 Bc3 52. Nd6 Kxg4 53. Ne4 Nb5 54. Nc5 h5 55. Kc6 Nd4+ 56. Kd5 h4 57. Ne4 Ne2 58. Kc4 Be5 59. Kd3 Nf4+) 50... Bxc7 51. Kxc7 a5 52. Kc6 a4 53. Kb5 a3 54. Kb4 a2 55. Kb3 a1=Q 56. Kc2 *