[Event "2023 Spring Marathon"] [Site "https://lichess.org/thkNrTjL"] [Date "2023.04.15"] [White "TonyNiccoli"] [Black "Karthik25"] [Result "0-1"] [UTCDate "2023.04.15"] [UTCTime "15:03:23"] [WhiteElo "2279"] [BlackElo "1668"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+11"] [Variant "Standard"] [TimeControl "120+0"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. c3 d6?! { (0.19 → 0.84) Inaccuracy. Nf6 was best. } (3... Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 d6 7. exd6 Qxd6 8. O-O) 4. d4 Nf6 5. Bd3 Bg4?! { (0.74 → 1.38) Inaccuracy. cxd4 was best. } (5... cxd4 6. cxd4 Bg4 7. d5 Bxf3 8. gxf3 Ne5 9. Qa4+ Ned7 10. f4) 6. O-O? { (1.38 → -0.19) Mistake. d5 was best. } (6. d5 Bxf3 7. Qxf3 Ne5 8. Bb5+ Ned7 9. g4 g6 10. Qg2 a6) 6... e6 7. Be3 Be7 8. h3 Bh5 9. Nbd2 O-O 10. Re1 Re8 11. e5? { (0.32 → -1.21) Mistake. dxc5 was best. } (11. dxc5 dxc5) 11... dxe5 12. dxc5?? { (-1.06 → -4.96) Blunder. dxe5 was best. } (12. dxe5) 12... Qxd3 13. Qb3 Rab8 14. Rad1 Qf5 15. Rc1 Ne4 16. Nxe4 Qxe4 17. Nd2 Qf5 18. c4 Nd4 19. Qc3 Bxc5 20. b4 Be7 21. Bxd4 exd4 22. Qxd4 Rbd8 23. Qe3 Bg5 24. Qe5 Bxd2 25. Qxf5 exf5 26. Rxe8+ Rxe8 27. Rc2 Re1+ 28. Kh2 Bf4+ 29. g3 Be5 30. c5?? { (-6.13 → Mate in 3) Checkmate is now unavoidable. Kg2 was best. } (30. Kg2 f4 31. gxf4 Bxf4 32. c5 Be2 33. c6 bxc6 34. h4 Bd3 35. Rc3 Be4+ 36. f3 Bf5) 30... g6?? { (Mate in 3 → -6.47) Lost forced checkmate sequence. Bf3 was best. } (30... Bf3 31. Rc1 Rxc1 32. c6 Rh1#) 31. b5?? { (-6.47 → Mate in 3) Checkmate is now unavoidable. Kg2 was best. } (31. Kg2 Bd1 32. Rd2 Bc3 33. Rd8+ Kg7 34. a3 Ba4 35. Rd3 Bc6+ 36. f3 Bxb4 37. axb4 Re2+) 31... Re2?? { (Mate in 3 → -6.46) Lost forced checkmate sequence. Bf3 was best. } (31... Bf3 32. Rc1 Rxc1 33. c6 Rh1#) 32. Rc4?! { (-6.46 → -14.96) Inaccuracy. Rxe2 was best. } (32. Rxe2 Bxe2 33. c6 bxc6 34. bxc6 Bf3 35. Kg1 Kg7 36. Kf1 Kf6 37. h4 Bxg3 38. fxg3 Bxc6) 32... Rxf2+?! { (-14.96 → -7.54) Inaccuracy. Bf3 was best. } (32... Bf3 33. Rf4 Rxf2+ 34. Kg1 Rg2+ 35. Kf1 Bxf4 36. gxf4 Rxa2 37. Ke1 Rc2 38. h4 Be4 39. Kd1) 33. Kg1 Re2 34. c6 bxc6 35. bxc6 Bxg3 36. c7 Bxc7 37. Rxc7 Rxa2 38. Rc8+ Kg7 39. Rc7 a5 40. Rc4 a4 41. Rc7 Bd1 42. Ra7 Ra1 43. Kf2 a3 44. Ke3 a2 45. Kd2 Bb3 46. Kc3 Be6 47. Kb2 Rb1+ 48. Kc2 a1=Q 49. Rxa1 Rxa1 50. Kd2 f4 51. Ke2 Ra3?! { (Mate in 12 → -44.59) Lost forced checkmate sequence. Bxh3 was best. } (51... Bxh3 52. Kf3 g5 53. Ke2 g4 54. Kd3 g3 55. Ke4 Re1+ 56. Kd3 g2 57. Kd2 g1=Q 58. Kc3) 52. Kf2?! { (-44.59 → Mate in 11) Checkmate is now unavoidable. h4 was best. } (52. h4 Rh3 53. Kd2 Kf6 54. h5 Rxh5 55. Kc2 Rh4 56. Kc3 f3 57. Kd2 Ke5 58. Ke3 Rf4) 52... Bxh3 53. Ke2 Bg4+ 54. Kf2 h5 55. Kg2 f3+ 56. Kh2 f2 57. Kg2 f1=Q+ 58. Kxf1 Rf3+ 59. Kg2 f6 60. Kh2 f5 61. Kg2 Kf6 62. Kh2 Kg5 63. Kg2 Kf4 64. Kh2 h4 65. Kg2 Re3 66. Kh2 Ke4 67. Kg2 Re2+ 68. Kf1 f4 69. Kg1 h3 70. Kh1 Bf3+ 71. Kg1 Rg2+ 72. Kf1 h2 73. Ke1 h1=Q# { Black wins by checkmate. } 0-1