[Event "National Amateur Online Chess Championship 2021 - National Amateur"] [Site "India"] [Date "2021.08.06"] [Round "10.134"] [White "Sirin, Kalyani"] [Black "Gupta, Shivam"] [Result "1-0"] [WhiteElo "699"] [BlackElo "1269"] [Variant "Standard"] [TimeControl "-"] [ECO "B07"] [Opening "Pirc Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 d6 2. d4 Nf6 3. Nc3 g6 { B07 Pirc Defense } 4. Bf4 Bg7 5. Qd2 c6 6. Nf3 O-O 7. g3 Bg4 8. Bg2 Nbd7 9. h3?! { (0.00 → -0.62) Inaccuracy. O-O was best. } (9. O-O Re8 10. Rad1 e5 11. dxe5 dxe5 12. Be3 Qe7 13. h3 Bxf3 14. Bxf3 Nc5 15. Kg2 Ne6) 9... Bxf3 10. Bxf3 e5 11. dxe5 dxe5 12. Be3 Qe7 13. O-O-O b5?! { (0.09 → 1.18) Inaccuracy. Rfd8 was best. } (13... Rfd8 14. Qd6 Qxd6 15. Rxd6 Bf8 16. Rd2 Nc5 17. Rxd8 Rxd8 18. Rd1 Re8 19. g4 h6 20. Be2) 14. g4? { (1.18 → -0.14) Mistake. Qd6 was best. } (14. Qd6) 14... b4?! { (-0.14 → 0.62) Inaccuracy. Nb6 was best. } (14... Nb6) 15. Ne2 Nc5 16. Qd6 Qxd6 17. Rxd6 Nfxe4 18. Rxc6 Rac8 19. Bxc5? { (0.37 → -1.26) Mistake. Rxc8 was best. } (19. Rxc8 Rxc8 20. Kb1 f5 21. Ng3 f4 22. Nxe4 Nxe4 23. Bxe4 fxe3 24. Bd5+ Kf8 25. fxe3 Bh6) 19... Nxc5 20. Rxc8 Rxc8 21. Rd1? { (-1.15 → -2.87) Mistake. Bd5 was best. } (21. Bd5 e4 22. Kb1 Rd8 23. Rd1 Kf8 24. c3 bxc3 25. bxc3 Nd3 26. Bc4 Bf6 27. f4 Rb8+) 21... e4 22. Bg2 Nd3+ 23. Kb1 Nxb2?! { (-2.93 → -1.87) Inaccuracy. Nxf2 was best. } (23... Nxf2 24. Rd7) 24. Rd7 Nc4?! { (-2.08 → -1.11) Inaccuracy. Re8 was best. } (24... Re8 25. Rxa7) 25. Bxe4 a5? { (-0.93 → 0.22) Mistake. Re8 was best. } (25... Re8 26. f3 Bh6 27. Nd4 Nd2+ 28. Kb2 Nxe4 29. fxe4 Rxe4 30. Nc6 a6 31. Ne7+ Kg7 32. Nc6) 26. Bd3 Nd2+ 27. Kc1 Nf3 28. Ra7 Ne5 29. Kd2 Rd8 30. Ke3 Bh6+?! { (-0.06 → 0.62) Inaccuracy. Re8 was best. } (30... Re8 31. Kd2) 31. f4 Re8 32. Kf2 Bf8 33. Rxa5 Bc5+?? { (1.15 → 6.66) Blunder. Nxd3+ was best. } (33... Nxd3+ 34. cxd3) 34. Rxc5 Nxd3+ 35. cxd3 Rb8 36. Nd4 Rd8 37. Ke3 Ra8 38. Rc2 Kf8 39. Rb2 Re8+ 40. Kd2 Ra8 41. Nc6 Rc8 42. Nxb4 Rb8 43. a4 Ke8 44. a5 Kd7 45. a6 Kd6 46. a7 Ra8 47. Ra2 Kc5 48. Kc3 Kb6 49. d4 Rxa7 50. Rxa7 Kxa7 51. d5 Kb6 52. Kc4 h6 53. d6 Kb7 54. Kc5 f5?! { (21.30 → Mate in 6) Checkmate is now unavoidable. g5 was best. } (54... g5 55. f5) 55. gxf5?! { (Mate in 6 → 73.13) Lost forced checkmate sequence. Nd5 was best. } (55. Nd5 Kc8 56. Kc6 fxg4 57. d7+ Kd8 58. Kd6 gxh3 59. Nb4 h2 60. Nc6#) 55... gxf5 56. Nd5 Kc8 57. Kc6 h5 58. Nb6+ Kd8 59. h4 Ke8 60. d7+ Kd8 61. Nc4 Ke7 62. Kc7 Kf7 63. d8=Q Kg7 64. Qe7+ Kh8 65. Ne5 Kg8 66. Qf7+ Kh8 67. Ng6# { White wins by checkmate. } 1-0