[Event "2024 Spring Marathon"] [Site "https://lichess.org/GdBfMtu4"] [Date "2024.05.11"] [White "ClementChai"] [Black "Monnt"] [Result "0-1"] [UTCDate "2024.05.11"] [UTCTime "23:29:44"] [WhiteElo "1936"] [BlackElo "1303"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+47"] [Variant "Standard"] [TimeControl "300+0"] [ECO "B31"] [Opening "Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 { B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation } 4. O-O Bg7 5. Nc3 Nf6 6. d3 O-O 7. Bxc6 dxc6 8. Be3 b6 9. Qd2 Ng4 10. h3 Nxe3 11. fxe3 Qc7 12. Qf2 Bxc3?! { (-0.32 → 0.46) Inaccuracy. b5 was best. } (12... b5 13. Rae1) 13. bxc3 Rd8 14. Nh2?! { (1.05 → 0.37) Inaccuracy. Qh4 was best. } (14. Qh4 f6 15. e5 Rf8 16. a4 Be6 17. c4 Rf7 18. e4 Raf8 19. Qh6 Rg7) 14... Be6 15. Nf3 a5 16. d4? { (1.23 → 0.12) Mistake. Ng5 was best. } (16. Ng5 Rf8 17. Qh4 h5 18. Rf2 Qe5 19. g4 f6 20. Nxe6 Qxe6 21. gxh5 Kg7) 16... cxd4 17. exd4 b5 18. Rab1?? { (0.33 → -1.42) Blunder. Ng5 was best. } (18. Ng5 Bc4 19. Qh4 h5 20. e5 Rf8 21. Rf3 Bd5 22. Rg3 Kg7 23. Qxh5 gxh5) 18... Bxa2 19. Rb2?! { (-1.49 → -2.27) Inaccuracy. Ra1 was best. } (19. Ra1 Bc4 20. Ne5 Be6 21. Qf4 f6 22. Nxg6 Qxf4 23. Nxf4 Bc4 24. Nd3 a4) 19... Bc4 20. Re1 a4 21. Ne5 Be6 22. Rf1 f6 23. Nf3 a3 24. Rbb1 Ra5 25. Nd2 a2 26. Ra1 Rda8 27. Nb3 Bxb3?! { (-2.82 → -2.07) Inaccuracy. Bc4 was best. } (27... Bc4 28. Rfe1 Ra3 29. h4 Qd7 30. Nc5 Qg4 31. Re3 Kg7 32. Rf3 R3a7 33. Re3) 28. cxb3 Ra3 29. Qb2 Qa5 30. Rf2 b4 31. c4 Qd8 32. Qc1?? { (-2.08 → -5.58) Blunder. Kh2 was best. } (32. Kh2 Qd6+ 33. g3 e5 34. d5 cxd5 35. exd5 f5 36. h4 e4 37. h5 Kf7) 32... Qxd4 33. Kf1 Qd3+ 34. Kg1 Qxb3 35. Rb2 Qd3 36. Kh2 Rc3 37. Qg1 Qxc4 38. Qf2 Rc1 39. Rxc1 Qxc1 40. Rxa2 Rxa2 41. Qxa2+ Kf8 42. Qe6 Qf4+ 43. Kg1 Qc1+ 44. Kh2 Qc3 45. Qc8+ Kf7 46. e5 b3 47. e6+ Kg7 48. Qe8 Qe5+ 49. Kg1 Qxe6 50. Qb8 Qe1+ 51. Kh2 Qc3 52. Kg1 b2 53. Kf1? { (-7.89 → Mate in 36) Checkmate is now unavoidable. Kh2 was best. } (53. Kh2 Qe5+ 54. Qxe5 fxe5 55. g4 Kf7 56. h4 b1=Q 57. Kh3 Ke6 58. Kg2 e4) 53... Qc1+ 54. Ke2?! { (-10.69 → Mate in 17) Checkmate is now unavoidable. Kf2 was best. } (54. Kf2 b1=Q 55. Qxb1 Qxb1 56. h4 Qh1 57. g3 Kh6 58. Ke3 Qg1+ 59. Kf4 Kh5) 54... b1=Q 55. Qxb1 Qxb1 56. Kf3 Qf5+? { (Mate in 15 → -8.35) Lost forced checkmate sequence. Qf1+ was best. } (56... Qf1+ 57. Ke3 g5 58. g3 Qxh3 59. Kf3 g4+ 60. Kf4 Kf7 61. Ke4 Qxg3 62. Kd4) 57. Kg3? { (-8.35 → Mate in 10) Checkmate is now unavoidable. Ke3 was best. } (57. Ke3 Kf7 58. g4 Qg5+ 59. Kd4 Ke6 60. Kc4 Qf4+ 61. Kc5 Qf2+ 62. Kc4 Qf3) 57... Kf7 58. Kh2 Ke6 59. g4 Ke5? { (Mate in 5 → -7.87) Lost forced checkmate sequence. Qf2+ was best. } (59... Qf2+ 60. Kh1 Ke5 61. g5 Kf4 62. gxf6 Kf3 63. fxe7 Qg2#) 60. Kg3? { (-7.87 → Mate in 5) Checkmate is now unavoidable. gxf5 was best. } (60. gxf5 gxf5 61. Kg3 c5 62. Kf3 c4 63. Ke2 f4 64. Ke1 c3 65. h4 h5) 60... Qe4 61. Kh4 Kd4 62. Kg3 g5 63. Kh2 Qe3 64. Kg2 Kd3 65. Kh2 Ke2 66. Kh1 Qf3+ 67. Kg1 Qf2+ 68. Kh1 Qe1+ 69. Kg2 Kd2 70. h4 Qe2+ 71. Kh3 Ke3 72. h5 Kf3 73. h6 Qg2# { Black wins by checkmate. } 0-1