[Event "2023 Winter Marathon"] [Site "https://lichess.org/1nsc5PZb"] [Date "2023.12.29"] [White "bubeliang"] [Black "Zhigalko_Sergei"] [Result "0-1"] [UTCDate "2023.12.29"] [UTCTime "23:20:57"] [WhiteElo "2636"] [BlackElo "2804"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+3"] [WhiteTitle "FM"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "B22"] [Opening "Sicilian Defense: Alapin Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. c3 { B22 Sicilian Defense: Alapin Variation } Nc6 3. d4 d5 4. exd5 Qxd5 5. Nf3 e6 6. Na3 Qd8 7. Be3 cxd4 8. Nxd4 Bd7?! { (0.32 → 1.39) Inaccuracy. Bxa3 was best. } (8... Bxa3 9. Nxc6 Qxd1+ 10. Rxd1 bxc6 11. bxa3 Nf6 12. Rd6 Bb7 13. f3 Nd7 14. Rd2 Ke7 15. Be2) 9. Nxc6?! { (1.39 → 0.43) Inaccuracy. Nc4 was best. } (9. Nc4 a6 10. Qf3 Nxd4 11. Bxd4 Bc6 12. Qg3 Nh6 13. Ne3 Qa5 14. Bd3 Qh5 15. O-O Be7) 9... Bxc6 10. Nc2 Nf6 11. Be2 Bxg2 12. Rg1 Bc6 13. Nd4 Nd5 14. Nxc6 bxc6 15. Qa4 Qc7 16. O-O-O?! { (0.47 → -0.34) Inaccuracy. Bf3 was best. } (16. Bf3 f6) 16... Nxe3 17. fxe3 g6 18. Bf3 Rc8 19. Rd3?! { (-0.32 → -1.19) Inaccuracy. Qd4 was best. } (19. Qd4 Rg8 20. Rg2 Be7 21. Qe4 Kf8 22. Rgd2 Qb6 23. h4 Qc5 24. Rd7 Kg7 25. Kc2 a5) 19... Bh6 20. Qh4 Bg7 21. Rgd1 O-O 22. Qg3?! { (-1.57 → -2.27) Inaccuracy. R1d2 was best. } (22. R1d2 Qe5 23. Qe4 Qxe4 24. Bxe4 Bh6 25. Kd1 c5 26. Ke2 c4 27. Rd7 Rc5 28. Rxa7 Rh5) 22... Be5 23. Qh3?! { (-1.71 → -2.77) Inaccuracy. Qh4 was best. } (23. Qh4) 23... Bg7?! { (-2.77 → -1.94) Inaccuracy. Qa5 was best. } (23... Qa5 24. a3 c5 25. Bb7 Rc7 26. Qg2 c4 27. Rd7 Qb6 28. Rxc7 Bxc7 29. Rd4 Be5 30. Rxc4) 24. Rd7? { (-1.94 → -4.04) Mistake. Qh4 was best. } (24. Qh4 Rb8) 24... Qa5 25. Qg4 Qxa2?! { (-4.84 → -3.71) Inaccuracy. Bxc3 was best. } (25... Bxc3 26. Qc4 Bf6 27. R1d2 Rb8 28. Kd1 Bxb2 29. Ke2 Bg7 30. a4 Rb1 31. h4 h5 32. Qf4) 26. Qe4?! { (-3.71 → -5.08) Inaccuracy. Rb7 was best. } (26. Rb7 Qa6 27. Rb4 Rb8 28. Qf4 Rxb4 29. Qxb4 Be5 30. Qc5 Bxh2 31. b4 Qb6 32. Qxb6 axb6) 26... Rb8 27. Qc2 Qa1+ 28. Qb1 Qa5 29. Qc2 Rb6 30. R7d6 Qc5 31. R6d3 Bf6 32. Kb1?! { (-4.31 → -5.59) Inaccuracy. Be4 was best. } (32. Be4 Qa5 33. Rf1 Bg7 34. Rd7 c5 35. Rf4 Be5 36. Rf1 Qa1+ 37. Qb1 Qa6 38. Qd3 c4) 32... Rfb8 33. b4?! { (-5.43 → -7.15) Inaccuracy. R1d2 was best. } (33. R1d2 Qf5 34. Be2 c5 35. Kc1 c4 36. Rd7 Qa5 37. Bxc4 Rxb2 38. Qxb2 Rxb2 39. Rxb2 Qxc3+) 33... a5 34. Kc1 axb4 35. cxb4 Qxb4 36. Rd7? { (-7.61 → Mate in 4) Checkmate is now unavoidable. Rb3 was best. } (36. Rb3 Qxb3 37. Qxb3 Rxb3 38. Be4 Ra3 39. Rd2 Ra1+ 40. Kc2 c5 41. Kd3 Re1 42. Rf2 Rb3+) 36... Qa3+?! { (Mate in 4 → -18.61) Lost forced checkmate sequence. Bb2+ was best. } (36... Bb2+ 37. Kb1 Bc3+ 38. Qb3 Qxb3+ 39. Kc1 Qb1#) 37. Kd2 Rb2 38. Rc1 Rxc2+? { (Mate in 14 → -8.69) Lost forced checkmate sequence. Qc3+ was best. } (38... Qc3+ 39. Ke2 Rxc2+ 40. Rxc2 Qxc2+ 41. Rd2 Qc4+ 42. Kf2 Qh4+ 43. Kf1 Rb1+ 44. Bd1 Qh3+ 45. Ke2) 39. Rxc2 Rb2 40. Bd1 Qc3+ 41. Ke2 Rxc2+ 42. Bxc2 Qxc2+ 43. Kf3?! { (-7.40 → -40.74) Inaccuracy. Rd2 was best. } (43. Rd2 Qxd2+ 44. Kxd2 g5 45. Kd3 Kg7 46. Ke4 c5 47. Kd3 g4 48. Ke4 c4 49. Kf4 h5) 43... Qc4 44. Rb7?! { (-40.51 → Mate in 5) Checkmate is now unavoidable. Rd1 was best. } (44. Rd1 Qb5 45. Rd2 Bh4 46. e4 Qf1+ 47. Ke3 Bg5+ 48. Kd4 Bxd2 49. Kc5 Qb5+ 50. Kd6 Bf4+) 44... Kg7 45. h4 h5 46. Kf2 Qg4?! { (Mate in 6 → -40.19) Lost forced checkmate sequence. Bxh4+ was best. } (46... Bxh4+ 47. Kg1 Qc2 48. Kh1 Bg3 49. Rb2 Qxb2 50. Kg1 Qh2+ 51. Kf1 Qf2#) 47. Ke1 Bxh4+ 48. Kd2 Bg5 49. Kd3?! { (-38.41 → Mate in 12) Checkmate is now unavoidable. Kc3 was best. } (49. Kc3 h4 50. Kb3 h3 51. Rd7 Bxe3 52. Rd3 h2 53. Rxe3 h1=Q 54. Re5 Qge4 55. Rxe4 Qxe4) 49... Qf5+?! { (Mate in 12 → -40.51) Lost forced checkmate sequence. Qd1+ was best. } (49... Qd1+ 50. Kc3 Bxe3 51. Rb2 Bd4+ 52. Kc4 Bxb2 53. Kc5 h4 54. Kb6 Qb3+ 55. Kc7 h3 56. Kc8) 50. e4?! { (-40.51 → Mate in 19) Checkmate is now unavoidable. Kc3 was best. } (50. Kc3 Bf6+ 51. Kd2 h4 52. Rd7 h3 53. e4 Qxe4 54. Rd3 Qg2+ 55. Ke3 h2 56. Rd1 h1=Q) 50... Qe5?! { (Mate in 19 → -39.95) Lost forced checkmate sequence. Qf3+ was best. } (50... Qf3+ 51. Kd4 Qe3+ 52. Kc4 Qxe4+ 53. Kc3 Bf6+ 54. Kd2 h4 55. Rb3 Bg5+ 56. Kc3 Qe5+ 57. Kc4) 51. Ke2?! { (-39.95 → Mate in 8) Checkmate is now unavoidable. Rb6 was best. } (51. Rb6 h4 52. Rxc6 Qb5+ 53. Rc4 h3 54. Kc3 h2 55. Rb4 Qc5+ 56. Rc4 Qe3+ 57. Kb2 h1=Q) 51... Qd4 52. Kf3 Qe3+ 53. Kg2 Qxe4+ 54. Kf2 Qe3+ 55. Kg2 h4 56. Rb3 Qxb3 57. Kf2 Qg3+ 58. Ke2 Bd8 59. Kd1 h3 60. Kc2 h2 61. Kb2 h1=Q 62. Ka2 Qhh2+ 63. Kb1 Qgg1# { Black wins by checkmate. } 0-1