[Event "2021 Spring Marathon"] [Site "https://lichess.org/MKCRhyQn"] [Date "2021.04.10"] [White "aviraldobhal"] [Black "Grischuk_Student"] [Result "0-1"] [UTCDate "2021.04.10"] [UTCTime "15:49:45"] [WhiteElo "1848"] [BlackElo "2045"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A05"] [Opening "King's Indian Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. g3 d5 { A05 King's Indian Attack } 3. Bg2 c6 4. O-O Nbd7 5. d4 g6 6. c3 Bg7 7. Nbd2 O-O 8. Re1 Re8 9. e4 dxe4 10. Nxe4 Nxe4 11. Rxe4 Nf6 12. Re1 Bf5 13. Qb3 Qb6 14. Ne5 Be6 15. Nc4 Bxc4 16. Qxc4 Rad8 17. Bg5 h6 18. Bxf6 Bxf6 19. b4 e6 20. a4 Qc7 21. a5 a6 22. Rad1 Bg7 23. d5 exd5 24. Rxe8+ Rxe8 25. Bxd5 Qe7 26. Bg2 Qe2 27. Qxe2 Rxe2 28. Rd8+ Kh7 29. Rd7 Re1+ 30. Bf1 Bxc3?? { (0.39 → 2.48) Blunder. Kg8 was best. } (30... Kg8 31. c4 Bc3 32. Rxb7 Rb1 33. b5 cxb5 34. cxb5 Bxa5 35. bxa6 Rxb7 36. axb7 Bc7 37. Kg2) 31. Rxf7+ Kg8 32. Rxb7 Bd4?! { (3.35 → 4.62) Inaccuracy. g5 was best. } (32... g5 33. Kg2) 33. Ra7?? { (4.62 → -5.98) Blunder. Kg2 was best. } (33. Kg2 Kf8) 33... Rb1?? { (-5.98 → 3.88) Blunder. Bxa7 was best. } (33... Bxa7 34. Kg2 Rxf1 35. Kxf1 Bb8 36. Ke2 Bd6 37. Kd3 Bxb4 38. Kc4 Bxa5 39. Kc5 Be1 40. Kxc6) 34. Rxa6 Rxb4 35. Rxc6 Rb2 36. a6?? { (3.63 → 0.95) Blunder. Rxg6+ was best. } (36. Rxg6+ Kf8 37. Rd6 Bxf2+ 38. Kh1 Kg7 39. a6 Rc2 40. Re6 Ra2 41. Be2 Bd4 42. Bc4 Rc2) 36... Rxf2 37. Kh1?? { (1.41 → -2.40) Blunder. Bc4+ was best. } (37. Bc4+ Kf8) 37... Rxf1+ 38. Kg2 Ra1? { (-2.16 → -0.43) Mistake. Rf2+ was best. } (38... Rf2+) 39. Rd6 Bg7 40. Rxg6 Kf7 41. Rc6 Ra2+ 42. Kf3? { (-0.51 → -2.05) Mistake. Kh3 was best. } (42. Kh3 Bf6 43. Rb6 Kg7 44. Rc6 Ra4 45. Rb6 Ra5 46. Kg2 h5 47. Rc6 Kg6 48. Kh3 Ra2) 42... Bf6?? { (-2.05 → -0.32) Blunder. Rxh2 was best. } (42... Rxh2) 43. Rb6?? { (-0.32 → -2.06) Blunder. h4 was best. } (43. h4 Ra3+ 44. Kf4 Ra4+ 45. Kf5 Ra5+ 46. Kf4 Kg6 47. g4 Kf7 48. Kf3 Bxh4 49. Rxh6 Ra3+) 43... Ra3+? { (-2.06 → -0.34) Mistake. Rxh2 was best. } (43... Rxh2 44. Rb7+ Kg6 45. a7 Ra2 46. Kg4 Ra3 47. Rd7 Ra4+ 48. Kh3 Bg5 49. Rd6+ Kf7 50. Rd7+) 44. Kg2 Kg6 45. Rc6 Kf5 46. Rc5+ Be5 47. Rc6 Ra2+ 48. Kf3 Ra3+ 49. Kg2 Ra2+ 50. Kh3 Kg5 51. Rb6 Ra4 52. Rc6 Bf6 53. Kg2 h5 54. h4+ Kg6 55. Kf3 Kf5 56. Rc5+?? { (-0.68 → -4.00) Blunder. Kg2 was best. } (56. Kg2 Ra2+ 57. Kh3 Ra3 58. Kg2 Be5 59. Rh6 Rxg3+ 60. Kf1 Ra3 61. Rxh5+ Ke4 62. Rg5 Bf4) 56... Be5 57. Rc6 Ra3+ 58. Kg2 Rxg3+ 59. Kf2 Ra3 60. Rh6 Kg4 61. Rc6 Kxh4 62. Rc4+ Kg5 63. Rc5 Kf6?! { (-7.37 → -5.45) Inaccuracy. Kf5 was best. } (63... Kf5) 64. Rc6+ Kf5 65. Ke2 h4 66. Kf2 h3 67. Kg1?! { (-11.21 → Mate in 7) Checkmate is now unavoidable. Rc1 was best. } (67. Rc1 Bd4+) 67... h2+ 68. Kg2 Ra2+ 69. Kh1 Ra1+ 70. Kg2 h1=Q+ 71. Kf2 Ra2+ 72. Ke3 Qh3# { Black wins by checkmate. } 0-1