[Event "2021 Spring Marathon"] [Site "https://lichess.org/DEIz15zj"] [Date "2021.04.10"] [White "VadimCernov"] [Black "Tankotee"] [Result "0-1"] [UTCDate "2021.04.10"] [UTCTime "11:42:55"] [WhiteElo "2579"] [BlackElo "2100"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+11"] [WhiteTitle "IM"] [Variant "Standard"] [TimeControl "300+0"] [ECO "B21"] [Opening "Sicilian Defense: McDonnell Attack"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. e4 c5 2. f4 { B21 Sicilian Defense: McDonnell Attack } Nc6 3. Nf3 g6 4. Bb5 Nd4 5. Nxd4 cxd4 6. O-O Qb6?! { (-0.01 → 0.97) Inaccuracy. Bg7 was best. } (6... Bg7 7. d3 Nh6 8. g4 Qa5 9. Na3 a6 10. Bc4 d5 11. Bxd5) 7. Bd3?! { (0.97 → 0.21) Inaccuracy. Na3 was best. } (7. Na3 a6 8. Bc4 e6 9. d3 Qc7 10. Bb3 b5 11. Nb1 Bb7) 7... Bg7 8. a4 a6 9. a5 Qa7? { (0.25 → 1.41) Mistake. Qc5 was best. } (9... Qc5 10. Kh1 d5 11. b4 Qc7 12. exd5 Nf6 13. c4 dxc3 14. Nxc3 O-O 15. Qb3 b5 16. axb6) 10. Kh1? { (1.41 → 0.20) Mistake. Na3 was best. } (10. Na3) 10... Nf6? { (0.20 → 1.71) Mistake. d5 was best. } (10... d5 11. exd5) 11. c3? { (1.71 → 0.06) Mistake. e5 was best. } (11. e5 Ng8 12. Na3 Nh6 13. Nc4 O-O 14. b3 d6 15. exd6 exd6 16. Ba3 Bg4 17. Qe1 Rfe8) 11... Kf8?? { (0.06 → 3.00) Blunder. d6 was best. } (11... d6) 12. e5 Nd5 13. Qf3 e6 14. b3?! { (4.04 → 3.05) Inaccuracy. Na3 was best. } (14. Na3 b5) 14... h5? { (3.05 → 5.63) Mistake. f5 was best. } (14... f5) 15. Ba3+ Kg8 16. c4?! { (5.24 → 3.96) Inaccuracy. f5 was best. } (16. f5 gxf5) 16... Nc7 17. Bd6 Ne8 18. Be7 Kh7? { (3.69 → 6.21) Mistake. d6 was best. } (18... d6 19. b4) 19. Qxh5+?? { (6.21 → 3.09) Blunder. c5 was best. } (19. c5) 19... Bh6?? { (3.09 → 6.52) Blunder. Kg8 was best. } (19... Kg8 20. Qf3) 20. Bg5?! { (6.52 → 4.91) Inaccuracy. c5 was best. } (20. c5) 20... Kg7 21. Bxh6+?! { (4.71 → 3.21) Inaccuracy. Qf3 was best. } (21. Qf3 Qc5 22. Bd8 Qc6 23. Be4 d5 24. cxd5 Qd7 25. Bb6 exd5 26. Bxd5 Nc7 27. Bc4 Ne6) 21... Rxh6 22. Qg5 Qc5 23. Be4 Rh5 24. Qd8 d6? { (3.13 → 5.87) Mistake. Rh8 was best. } (24... Rh8) 25. Qe7? { (5.87 → 3.12) Mistake. Qxe8 was best. } (25. Qxe8 Qc7 26. exd6 Qxd6 27. d3 Qc7 28. Qa4 Rh6 29. Kg1 f5 30. Nd2 g5 31. c5 gxf4) 25... Qc7 26. Qxe8?! { (3.26 → 2.33) Inaccuracy. Qxc7 was best. } (26. Qxc7) 26... dxe5 27. d3 exf4 28. Nd2 e5 29. Nf3 Rb8 30. Qa4? { (3.12 → 1.72) Mistake. Kg1 was best. } (30. Kg1) 30... Bg4? { (1.72 → 3.64) Mistake. g5 was best. } (30... g5) 31. Qb4 Rbh8 32. Kg1? { (4.36 → 2.56) Mistake. h3 was best. } (32. h3 Bc8) 32... Bxf3 33. Rxf3? { (1.85 → 0.16) Mistake. Bxf3 was best. } (33. Bxf3) 33... Rxh2 34. Kf2 Qd8?! { (0.00 → 0.64) Inaccuracy. g5 was best. } (34... g5 35. Qxb7 Qd8 36. Bd5 Qf6 37. Rg1 g4 38. Ke1 gxf3 39. gxf3+ Kh6 40. Qb6 Qxb6 41. axb6) 35. Rg1 Qh4+ 36. Ke2 Qg4 37. Qe1?? { (2.41 → -1.02) Blunder. Qe7 was best. } (37. Qe7 Rxg2+) 37... Rxg2+?! { (-1.02 → 0.00) Inaccuracy. f5 was best. } (37... f5 38. Bd5) 38. Rxg2 Qxg2+ 39. Qf2?? { (0.00 → -5.26) Blunder. Rf2 was best. } (39. Rf2 Qg5 40. Bg2 Qg3 41. Bf3 f5 42. Qb4 Rh2 43. Rxh2 Qxh2+ 44. Kd1 Qg3 45. Be2 e4) 39... Qg4 40. Kd2 f5?? { (-5.83 → -2.85) Blunder. Rh1 was best. } (40... Rh1 41. Kc2) 41. Bd5?! { (-2.85 → -4.01) Inaccuracy. Bxb7 was best. } (41. Bxb7 Qg5 42. Qe1 Qe7 43. Rf2 Qb4+ 44. Kd1 Qxb3+ 45. Kc1 e4 46. Bxa6 Qxd3 47. Rb2 Rh3) 41... Re8?? { (-4.01 → 0.16) Blunder. Rh1 was best. } (41... Rh1 42. Qe2 e4 43. dxe4 Qg1 44. Kd3 Qa1 45. exf5 Rd1+ 46. Ke4 Re1 47. f6+ Kxf6 48. Rxf4+) 42. Kc2 Re7?? { (0.00 → 1.70) Blunder. Rh8 was best. } (42... Rh8 43. Kb2 Qg5 44. Qe2 Qf6 45. Qg2 g5 46. Bxb7 g4 47. Rf1 Qd6 48. Rh1 f3 49. Bxf3) 43. Qh2 e4 44. Rxf4?? { (0.79 → -6.25) Blunder. Rf1 was best. } (44. Rf1 f3) 44... exd3+ 45. Kxd3?? { (-6.62 → Mate in 13) Checkmate is now unavoidable. Kd2 was best. } (45. Kd2 Re2+) 45... Re3+?? { (Mate in 13 → 7.10) Lost forced checkmate sequence. Qd1+ was best. } (45... Qd1+ 46. Qd2 Re3+ 47. Kxd4 Qxd2+ 48. Kc5 Qxa5+ 49. Kd4 Qc3+ 50. Kc5 Qf6 51. Bxb7 Qe7+ 52. Kd5) 46. Kxd4 Qe2 47. Qh4?? { (7.74 → 0.00) Blunder. Qxe2 was best. } (47. Qxe2 Rxe2) 47... Rd3+ 48. Kc5 Qe7+?? { (0.00 → Mate in 2) Checkmate is now unavoidable. Qe5 was best. } (48... Qe5 49. Kb6 Qd6+ 50. Ka7 Qc5+ 51. Kb8 Qd6+) 49. Kb6?? { (Mate in 2 → -1.75) Lost forced checkmate sequence. Qxe7+ was best. } (49. Qxe7+ Kh6 50. Rh4#) 49... Qb4+?? { (-1.75 → 0.00) Blunder. g5 was best. } (49... g5 50. Qf2 Rxb3+ 51. Ka7 gxf4 52. Qxf4 Kg6 53. Qf2 b6+ 54. Kxa6 bxa5 55. c5 Rb4 56. Kxa5) 50. Ka7 Qc5+ 51. Kb8 Re3?? { (0.00 → 7.31) Blunder. Qd6+ was best. } (51... Qd6+ 52. Ka8 Re3 53. b4 Re8+ 54. Ka7 Qb8+ 55. Kb6 Qd6+) 52. Re4?? { (7.31 → -1.07) Blunder. Qd8 was best. } (52. Qd8 Rh3) 52... Qd6+ 53. Ka8?? { (-0.68 → -3.25) Blunder. Ka7 was best. } (53. Ka7 fxe4 54. b4 Qxb4 55. Qd8 Re2 56. Qc7+ Kh6 57. Qf4+ g5 58. Qe5 Qc5+ 59. Kxb7 Qf8) 53... Rxe4?? { (-3.25 → 4.63) Blunder. fxe4 was best. } (53... fxe4) 54. Bxe4 fxe4 55. Qxe4 Qd8+?! { (4.24 → 6.02) Inaccuracy. Kf6 was best. } (55... Kf6 56. Qxb7 Ke5 57. b4 g5 58. c5 Qd8+ 59. Qb8+ Qxb8+ 60. Kxb8 g4 61. c6 g3 62. c7) 56. Ka7 Qxa5 57. Qxb7+ Kh6 58. Qxa6?? { (5.36 → 1.44) Blunder. b4 was best. } (58. b4) 58... Qc5+ { Black wins on time. } 0-1