[Event "National Schools Online Chess Championship 2021 - Under 15 Open - Under 15 Open"] [Site "India"] [Date "2021.07.07"] [Round "9.101"] [White "Akash Kumar, Irondla"] [Black "Nankani, Neel"] [Result "0-1"] [WhiteElo "?"] [BlackElo "831"] [Variant "Standard"] [TimeControl "-"] [ECO "A45"] [Opening "Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 { A45 Indian Defense } 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Nf3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Na3 Bf5 9. Nb5 Kd7? { (-0.82 → 0.72) Mistake. Ra5 was best. } (9... Ra5 10. a4 e6 11. Be2 Be7 12. Nd2 O-O 13. O-O Bc2 14. Bd1 Bd3 15. Re1 Rfa8 16. Nc7) 10. Ng5?? { (0.72 → -1.96) Blunder. Ne5+ was best. } (10. Ne5+ Nxe5 11. dxe5 g5 12. Bxg5 Ne4 13. Nd4 Bg6 14. Bh4 Nc5 15. a3 e6 16. O-O-O Rg8) 10... Bg6 11. Be2 h6? { (-1.70 → -0.38) Mistake. e6 was best. } (11... e6 12. O-O Ra5 13. a4 Be7 14. Rfc1 Nh5 15. Nh3 Rha8 16. Bd1 Nxf4 17. Nxf4 Na7 18. Nxa7) 12. Nf3 e6 13. Ne5+ Nxe5 14. Bxe5?? { (-0.12 → -1.85) Blunder. dxe5 was best. } (14. dxe5 Ne4) 14... Ne8? { (-1.85 → -0.25) Mistake. Ra5 was best. } (14... Ra5 15. a4 Be7 16. O-O h5 17. Rfc1 Rha8 18. Nc7 Rc8 19. Nb5 h4 20. g4 Ne8 21. Bf4) 15. O-O? { (-0.25 → -1.62) Mistake. Kd2 was best. } (15. Kd2) 15... f6 16. Bg3 Nd6? { (-1.42 → 0.08) Mistake. Ra5 was best. } (16... Ra5 17. a4 Bc2 18. Bd1 Bd3 19. Re1 Bd6 20. Be2 Bxg3 21. Bxd3 Bxf2+ 22. Kxf2 cxd3 23. b3) 17. Nxd6 Bxd6 18. Bxd6 Kxd6 19. a3 Bf5 20. Rfe1 g5 21. f4?! { (0.18 → -0.60) Inaccuracy. f3 was best. } (21. f3 Bh7 22. e4 b5 23. Bd1 dxe4 24. fxe4 e5 25. Bc2 exd4 26. cxd4 Kc7 27. Rad1 Rhe8) 21... g4 22. g3?! { (-0.77 → -1.75) Inaccuracy. e4 was best. } (22. e4 Bxe4) 22... h5 23. Bf1 Rag8 24. Bg2 Be4?! { (-1.83 → -0.77) Inaccuracy. h4 was best. } (24... h4) 25. Kf2?! { (-0.77 → -1.60) Inaccuracy. b3 was best. } (25. b3 cxb3) 25... h4 26. Rh1 Bf5 27. Rae1 h3? { (-1.85 → -0.64) Mistake. Bd3 was best. } (27... Bd3 28. Ra1) 28. Bf1 Be4 29. Rg1 Ra8 30. Be2 f5 31. Ra1 Ra5 32. Ke1 Rb5 33. a4?? { (0.00 → -8.26) Blunder. b4 was best. } (33. b4 cxb3 34. Bxb5 b2 35. Kd2 bxa1=Q 36. Rxa1 Rc8 37. a4 Rh8 38. Ra2 Ra8 39. Rb2 Kc7) 33... Rxb2 34. Kf2 Bd3 35. Rge1 Ra8 36. Kf1 Be4 37. Rec1 Kc6 38. Ke1 Rh8 39. Kf1 Ra8 40. Ra3 Rc2?! { (-9.87 → -5.87) Inaccuracy. Bd3 was best. } (40... Bd3 41. Re1 Kc7 42. Bxd3 cxd3 43. Rea1 Rxh2 44. R3a2 d2 45. Rd1 b5 46. a5 Rh1+ 47. Ke2) 41. Rca1?! { (-5.87 → -9.22) Inaccuracy. Rxc2 was best. } (41. Rxc2 Bxc2 42. e4 Bxe4 43. Bd1 Ra5 44. Ke1 Bf3 45. Bc2 b5 46. Kd2 bxa4 47. Kc1 b5) 41... Ra5 42. Rd1 Ra8 43. Rda1 Rh8?! { (-8.12 → -4.87) Inaccuracy. Kc7 was best. } (43... Kc7) 44. Rd1?! { (-4.87 → -8.41) Inaccuracy. Ke1 was best. } (44. Ke1) 44... Bf3 45. Bxf3 gxf3 46. Kg1 Re2 47. Rf1 Rxe3 48. Kf2 Rd3 49. Kg1 Ra8 50. Re1 Kd6 51. Rea1 Ra5 52. Rb1 Kc6 53. Re1 Kd6 54. Rb1 Ra6 55. Re1 Rd2 56. Rb1 f2+ 57. Kf1 Kc7 58. Raa1 Kc6 59. Rb4 Rc2 60. Rab1 Ra2 61. Rc1 R6xa4 62. Rxa4 Rxa4 63. Kxf2 b5 64. Rc2 b4 65. cxb4 Rxb4 66. Kf3 Rb3+ 67. Ke2 Ra3 68. Kd2 b5 69. Ke2 Kb6 70. Kd1 Ka5 71. Re2 Ra1+ 72. Kd2 Ra2+ 73. Kd1 Rxe2 74. Kxe2 Ka4 75. Kd2 Ka3 76. Kc2 b4 77. Kb1?! { (-21.17 → Mate in 9) Checkmate is now unavoidable. Kd2 was best. } (77. Kd2 c3+) 77... b3 78. Ka1 c3 79. Kb1 c2+ 80. Kc1 Ka2 81. Kd2 b2 82. Kxc2 b1=Q+ 83. Kc3 Qb3+ 84. Kd2 Kb2 85. Ke2 Kc2 86. Kf2 Kd2 87. Kg1 Qe3+ 88. Kf1 Qe1# { Black wins by checkmate. } 0-1