[Event "BCC TNS March 2017"] [Site "BCC"] [Date "Mar 30, 2017"] [Round "4"] [White "Kannan, Atul S"] [Black "riemannn"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "B23"] [Opening "Sicilian Defense: Closed"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nc3 { B23 Sicilian Defense: Closed } g6 3. f4?! { (0.35 → -0.21) Inaccuracy. Nf3 was best. } (3. Nf3) 3... Bg7 4. Nf3 Nc6 5. Bb5 Nd4 6. O-O Nxb5 7. Nxb5 d6 8. d3 Nf6 9. c4 O-O 10. Qe1 a6 11. Nc3 e6 12. f5?! { (-0.12 → -1.02) Inaccuracy. e5 was best. } (12. e5 dxe5 13. fxe5 Ng4 14. Qg3 Nxe5 15. Nxe5 Qd4+ 16. Be3 Qxe5 17. Qxe5 Bxe5 18. Bxc5 Rd8) 12... exf5 13. Qh4 Nh5?! { (-1.06 → -0.12) Inaccuracy. Ng4 was best. } (13... Ng4 14. Qxd8 Rxd8 15. Bg5 Re8 16. h3 Ne5 17. Nxe5 Bxe5 18. Bf4 Bd4+ 19. Kh2 Rd8 20. exf5) 14. Bg5 Bf6 15. Bxf6 Nxf6 16. exf5 Nh5?! { (0.20 → 1.18) Inaccuracy. Bxf5 was best. } (16... Bxf5) 17. Nd5 Qxh4 18. Nxh4 g5 19. Nf3 f6 20. Rae1 Nf4 21. Nxf4 gxf4 22. Nh4 Bd7 23. Rxf4 Rae8 24. Rfe4 Re5 25. g4 Bc6 26. Rxe5?! { (0.93 → 0.15) Inaccuracy. R4e3 was best. } (26. R4e3 Kf7 27. Kf2 Rxe3 28. Rxe3 d5 29. Kg3 dxc4 30. dxc4 Rd8 31. b3 Rd1 32. a4 b5) 26... dxe5 27. Kf2 Rd8 28. Ke2 Rd4 29. h3 e4 30. b3?! { (-0.08 → -0.99) Inaccuracy. dxe4 was best. } (30. dxe4 Rxe4+ 31. Kf2 Rxc4 32. b3 Rb4 33. Re3 c4 34. Kg3 b5 35. Nf3 cxb3 36. Rxb3 Rxb3) 30... Rxd3 31. Ng2 Rxh3 32. Nf4 Rh2+ 33. Ke3 Rxa2 34. Ne6?! { (-0.64 → -1.20) Inaccuracy. Nd5 was best. } (34. Nd5 Kg7 35. Nf4 Rb2 36. Ne6+ Kg8 37. Nxc5 b6 38. Nxe4 Rxb3+ 39. Kf4 Bxe4 40. Kxe4 a5) 34... Rg2 35. g5? { (-0.94 → -2.77) Mistake. Rh1 was best. } (35. Rh1 Rg3+ 36. Ke2 Rxb3 37. Rh6 Be8 38. Rxf6 Bf7 39. Nxc5 Bxc4+ 40. Kd1 Rf3 41. Ne6 Bxe6) 35... fxg5 36. Nxc5?! { (-2.54 → -3.69) Inaccuracy. Rh1 was best. } (36. Rh1 Rg3+ 37. Ke2 g4 38. Rh6 Kf7 39. Rxh7+ Kf6 40. Nxc5 Rh3 41. Rc7 e3 42. Nxa6 g3) 36... h5 37. Nxe4?! { (-2.97 → -3.82) Inaccuracy. b4 was best. } (37. b4 Kf7 38. Kd4 Rb2 39. Ke5 g4 40. Ne6 g3 41. Nd8+ Kg7 42. Ne6+ Kg8 43. Kf4 g2) 37... Bxe4? { (-3.82 → -2.29) Mistake. h4 was best. } (37... h4) 38. Kxe4 h4 39. Ke5?? { (-1.73 → -4.67) Blunder. f6 was best. } (39. f6 Rf2) 39... Kf7 40. c5? { (-4.43 → -7.91) Mistake. f6 was best. } (40. f6 Rf2 41. Rh1 Rxf6 42. Rh2 Rf3 43. Ke4 Rf4+ 44. Ke3 Kg6 45. Rh3 Kf5 46. Rh1 Kg4) 40... h3 41. Rh1?! { (-7.18 → -11.39) Inaccuracy. Rd1 was best. } (41. Rd1 Re2+) 41... h2 42. f6 g4 43. Rd1 Rf2 44. Rd7+ Ke8 45. Rh7 g3 46. Ke6 Re2+ 47. Kf5 Rf2+ 48. Ke6 Rxf6+ 49. Kxf6 g2 50. Rxh2 g1=Q 51. Re2+ Kd7 52. Re5?! { (-7.06 → -12.23) Inaccuracy. Re4 was best. } (52. Re4 Qf2+) 52... Qf2+ 53. Rf5 Qb2+ 54. Kf7?! { (-7.30 → -17.43) Inaccuracy. Kg6 was best. } (54. Kg6 Qb1) 54... Qxb3+ 55. Kf8? { (-7.33 → Mate in 25) Checkmate is now unavoidable. Kg6 was best. } (55. Kg6 Qg8+ 56. Kh5 Kc6 57. Rf6+ Kxc5 58. Rf3 Qd5+ 59. Kg4 b5 60. Rf2 a5 61. Rf4 Kb6) 55... Kc6 56. Ke7?! { (-53.71 → Mate in 25) Checkmate is now unavoidable. Kg7 was best. } (56. Kg7 a5) 56... Qe3+ 57. Kf6?! { (-39.84 → Mate in 21) Checkmate is now unavoidable. Kf7 was best. } (57. Kf7 a5) 57... Qxc5?! { (Mate in 21 → -59.91) Lost forced checkmate sequence. a5 was best. } (57... a5 58. Re5 Qxc5 59. Re8 Kc7 60. Re5 Qd6+ 61. Kf5 Kc6 62. Rxa5 Qd3+ 63. Kg4 Qd1+ 64. Kh3) 58. Rf4?! { (-59.91 → Mate in 19) Checkmate is now unavoidable. Rxc5+ was best. } (58. Rxc5+ Kxc5) 58... a5 59. Kf7 b5 60. Rf6+ Qd6 61. Ke8 Kc5 62. Rf5+ Qd5 63. Rf1 a4 64. Rc1+ Qc4 65. Re1 a3 66. Re7 a2 67. Ra7 a1=Q 68. Rd7 Qg8+ 69. Ke7 Qe5# { Black wins by checkmate. } 0-1