[Event "2021 Summer Marathon"] [Site "https://lichess.org/GrN9f0Iw"] [Date "2021.08.07"] [White "Skybloues_off"] [Black "CROSSOVER3"] [Result "1/2-1/2"] [UTCDate "2021.08.07"] [UTCTime "23:57:20"] [WhiteElo "2484"] [BlackElo "2629"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-2"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "60+0"] [ECO "A49"] [Opening "Indian Defense: Przepiorka Variation"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. d4 g6 3. g3 { A49 Indian Defense: Przepiorka Variation } Bg7 4. Bg2 O-O 5. O-O c5?! { (0.00 → 0.70) Inaccuracy. d5 was best. } (5... d5 6. c4 c6 7. cxd5 cxd5 8. Nc3 Ne4 9. Ne5 Bf5 10. Bf4) 6. c4 cxd4 7. Nxd4 Nc6 8. Nxc6?! { (0.28 → -0.28) Inaccuracy. Nc2 was best. } (8. Nc2 Qa5 9. Nc3 d6 10. Nd5 Nxd5 11. cxd5 Nb8 12. Bd2 Qc7) 8... bxc6 9. Nc3 Rb8 10. Ne4? { (0.47 → -0.92) Mistake. b3 was best. } (10. b3 d6) 10... Nxe4 11. Bxe4 Bxb2?! { (-0.69 → 0.31) Inaccuracy. Qa5 was best. } (11... Qa5 12. Qd3) 12. Rb1 Be5 13. Rxb8 Bxb8 14. Bh6 Re8 15. Qc2?! { (0.22 → -0.60) Inaccuracy. Qd4 was best. } (15. Qd4 e5 16. Qc3 Bc7 17. Rd1 Qf6 18. Qe3 Bd8 19. h4 Qe6 20. Bd3 Be7 21. Qxa7 e4) 15... d6?? { (-0.60 → 7.00) Blunder. Be5 was best. } (15... Be5 16. Rb1 Bd4 17. c5 Qc7 18. Rc1 Qe5 19. Bf4 Qe6 20. Bf3 h5 21. Qa4 Qf6 22. e3) 16. Qb2 e5 17. Qxb8 d5 18. cxd5 cxd5 19. Bg2 g5 20. Rc1 f6? { (7.54 → Mate in 7) Checkmate is now unavoidable. Bg4 was best. } (20... Bg4 21. Qxd8) 21. Rc5? { (Mate in 7 → 7.84) Lost forced checkmate sequence. Rxc8 was best. } (21. Rxc8 Qd7 22. Qxa7 Kf7 23. Qxd7+ Kg6 24. Qg7+ Kf5 25. Rxe8 e4 26. h3 g4 27. Qxh7#) 21... Be6 22. Qxd8 Rxd8 23. h4 gxh4 24. gxh4 Kf7 25. Bd2 d4 26. Ba5 Rd7 27. Rc7 Rxc7 28. Bxc7 Bxa2 29. Ba5 Ke6 30. Kf1 Bc4 31. Ke1 a6 32. Bh3+ Kd6?! { (4.33 → 5.96) Inaccuracy. f5 was best. } (32... f5 33. e3 dxe3 34. fxe3 Bd3 35. Kf2 Kd5 36. Bc7 Ke6 37. Kg3 a5 38. Bxa5 Kf7 39. Bg2) 33. f3?? { (5.96 → 2.87) Blunder. Bb4+ was best. } (33. Bb4+) 33... Be6 34. Bg2 Bd5?! { (2.86 → 3.82) Inaccuracy. f5 was best. } (34... f5 35. Bh3 Kc6 36. Kd2 Bd7 37. Bd8 Kd6 38. Bb6 Kc6 39. Ba5 Kd6 40. h5 Be6 41. Bb6) 35. Kd2 f5 36. Bd8 e4 37. fxe4 fxe4 38. Bf1 Kc5?! { (3.37 → 4.39) Inaccuracy. Be6 was best. } (38... Be6 39. Bb6 Ke5 40. Ke1 a5 41. Bxa5 Kf4 42. Bb6 Ke3 43. Bd8 h6 44. Bb6 h5 45. Bd8) 39. Be7+ Kc4 40. Bh3 e3+ 41. Kd1 a5 42. Bf5 Bg8 43. Bd3+ Kd5 44. Ba3 Ke5 45. Bc5 h5?! { (2.94 → 3.85) Inaccuracy. a4 was best. } (45... a4 46. Kc2) 46. Bc2 Bf7 47. Bb6 a4 48. Bxa4 Kf4 49. Bd8 Kg4 50. Bg5 Bg6 51. Bc2 Bf7 52. Bd3 Bb3+ 53. Kc1 Bd5 54. Kb2 Be6 55. Ka3 Bf5 56. Kb4?? { (7.99 → 0.00) Blunder. Bxf5+ was best. } (56. Bxf5+ Kxf5 57. Kb4 Ke4 58. Kc4 Ke5 59. Kd3 Kd5 60. Bf4 Kc5 61. Bh6 Kd5 62. Bg7 Kc5) 56... Bxd3 57. exd3 e2 58. Bd2 Kxh4 59. Kc4 Kg3 60. Be1+ Kg2?? { (0.10 → 7.46) Blunder. Kg4 was best. } (60... Kg4 61. Kxd4 h4 62. Ke3 h3 63. Kf2 h2 64. Kg2 Kf4 65. Kxh2 Ke3 66. Kg3 Kxd3 67. Kf4) 61. Kxd4 Kf1 62. Bd2?? { (9.11 → -11.47) Blunder. Bh4 was best. } (62. Bh4) 62... e1=Q?? { (-11.47 → 58.82) Blunder. h4 was best. } (62... h4) 63. Bxe1 Kxe1 64. Ke3 h4 65. d4 h3 66. d5?? { (57.16 → Mate in 33) Checkmate is now unavoidable. Kf3 was best. } (66. Kf3) 66... h2 67. d6 h1=Q 68. d7 Qd5 69. d8=Q Qxd8 70. Kf4 { Draw by time and insufficient material. } 1/2-1/2