[Event "Rated classical game"] [Site "https://lichess.org/BJvtXGuv"] [Date "2023.04.13"] [White "Okoros"] [Black "mathaias"] [Result "0-1"] [UTCDate "2023.04.13"] [UTCTime "17:00:47"] [WhiteElo "2307"] [BlackElo "2074"] [WhiteRatingDiff "-43"] [BlackRatingDiff "+9"] [Variant "Standard"] [TimeControl "2700+45"] [ECO "E60"] [Opening "Indian Defense: Anti-Grünfeld, Alekhine Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. f3 { E60 Indian Defense: Anti-Grünfeld, Alekhine Variation } Bg7 4. e4 c5 5. d5 d6 6. Nc3 O-O 7. Nge2 e6 8. Ng3 exd5 9. cxd5 a6 10. a4 Re8 11. Be2 Nbd7 12. O-O Rb8 13. Bg5 h6 14. Be3 Nh7 15. Qd2 h5 16. Nh1 Ne5 17. h3 Qa5?! { (0.46 → 1.18) Inaccuracy. f5 was best. } (17... f5 18. Nf2 Nf7 19. a5 Bd7 20. Rfe1 b5 21. axb6 Qxb6 22. Ncd1 Nf6 23. Rxa6 Qb7 24. Ra3) 18. f4 Nd7 19. Nf2 Qb4 20. a5 b5 21. e5 c4 22. Nfe4 dxe5 23. f5 Nhf6 24. fxg6 fxg6 25. Ng5? { (1.70 → 0.23) Mistake. Bf3 was best. } (25. Bf3 Rf8 26. Qf2 Bb7 27. Rad1 Nxe4 28. Nxe4 Nf6 29. Qg3 Nxe4 30. Bxe4 Rxf1+ 31. Rxf1 Qd6) 25... Nc5 26. Rad1 Bf5 27. Qe1?? { (0.41 → -1.49) Blunder. g4 was best. } (27. g4 hxg4) 27... Nd3 28. Qh4?! { (-1.27 → -2.29) Inaccuracy. Bxd3 was best. } (28. Bxd3) 28... Nxb2 29. Rc1 Nd3 30. Bxd3 Bxd3 31. Rfd1?! { (-2.27 → -3.37) Inaccuracy. Nge4 was best. } (31. Nge4) 31... Bf5?? { (-3.37 → -1.03) Blunder. Qd6 was best. } (31... Qd6 32. Qf2 Rbc8 33. Qg3 Nxd5 34. Qf3 Nf6 35. Qb7 Qd7 36. Qxa6 b4 37. Nce4 Nxe4 38. Nxe4) 32. Qf2? { (-1.03 → -2.85) Mistake. g4 was best. } (32. g4 hxg4 33. hxg4 Bxg4 34. Nce4 Bh5 35. Rd2 Qa3 36. Re1 Nxe4 37. Nxe4 Qe7 38. Bg5 Qa7+) 32... Qxa5 33. Ne2 Ne4 34. Nxe4 Bxe4 35. Ra1 Qd8 36. Rxa6 Rf8 37. Qg3 Qc8 38. Ra7 Qf5 39. Bc5 Rf7 40. Qe3 Bd3 41. d6 Rxa7 42. Bxa7 Rd8 43. Bc5 Kh7 44. Nc3 Bh6 45. Qg3?! { (-2.92 → -4.22) Inaccuracy. Qf3 was best. } (45. Qf3 e4 46. Qxf5 gxf5 47. Nxb5 Bg7 48. Nd4 Bxd4+ 49. Bxd4 Rxd6 50. Be3 c3 51. Ra1 Rf6) 45... e4 46. Bb6 Rd7 47. Ra1 Bf4 48. Qf2 Bxd6 49. Qxf5 gxf5 50. Nxb5 Be5 51. Ra5 Rb7 52. Nd4 Rxb6?! { (-5.61 → -4.19) Inaccuracy. Bb8 was best. } (52... Bb8 53. Nxf5 Rxb6 54. g3 h4 55. Kf2 c3 56. g4 Rb2+ 57. Ke3 c2 58. Ra1) 53. Rxe5 Rb1+ 54. Kf2?! { (-4.45 → -6.59) Inaccuracy. Kh2 was best. } (54. Kh2 f4) 54... f4 55. g4 hxg4 56. hxg4 e3+?! { (-8.32 → -5.93) Inaccuracy. Rb2+ was best. } (56... Rb2+ 57. Kg1 f3 58. Rf5 c3 59. Kh1 f2 60. Rxf2 Rxf2 61. Kg1 c2 62. Nb3 c1=Q+ 63. Nxc1) 57. Kf3 Rf1+ 58. Kg2 Rf2+ 59. Kg1 c3 60. Rc5 c2 61. Rc7+ Kg6 62. Nb3?! { (-10.03 → Mate in 11) Checkmate is now unavoidable. Rc8 was best. } (62. Rc8 f3 63. Nxf3 Rxf3 64. Kg2 Rf2+ 65. Kg3 Rf1 66. Rc6+ Kg5 67. Rc5+ Kf6 68. g5+ Ke6) 62... Kg5?! { (Mate in 11 → -13.52) Lost forced checkmate sequence. Rf1+ was best. } (62... Rf1+ 63. Kg2 e2 64. Rc6+ Kg5 65. Re6 Kxg4 66. Re5 e1=Q 67. Rxe1 Rxe1 68. Kf2 Rb1 69. Nc1) 63. Rc3?! { (-13.52 → Mate in 10) Checkmate is now unavoidable. Nd4 was best. } (63. Nd4 Rd2 64. Rc8 Kh4 65. Nxc2 Rxc2 66. Rxc2 Bxc2 67. Kg2 Kxg4 68. Kg1 e2 69. Kf2 e1=Q+) 63... Be4?! { (Mate in 10 → -13.19) Lost forced checkmate sequence. Rf1+ was best. } (63... Rf1+ 64. Kg2 e2 65. Rc5+ Kxg4 66. Re5 e1=Q 67. Rxe1 Rxe1 68. Kf2 c1=Q 69. Nxc1 Rxc1 70. Kg2) 64. Nc5 Bf3 65. Nd3 Rd2 66. Rc5+ Kxg4 67. Nf2+ exf2+ 68. Kf1 Kg3 69. Rg5+ Bg4 70. Rd5 Bh3# { Black wins by checkmate. } 0-1