[Event "Sparta Grand Prix"] [Site "https://lichess.org/JTi395wt"] [Date "2021.07.20"] [White "svidlerforpresident"] [Black "Bettendorf01"] [Result "0-1"] [UTCDate "2021.07.20"] [UTCTime "18:06:53"] [WhiteElo "2481"] [BlackElo "2243"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+53"] [Variant "Standard"] [TimeControl "600+1"] [ECO "A31"] [Opening "English Opening: Symmetrical Variation, Anti-Benoni Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5 3. Nf3 { A31 English Opening: Symmetrical Variation, Anti-Benoni Variation } g6?! { (0.08 → 0.66) Inaccuracy. cxd4 was best. } (3... cxd4 4. Nxd4 e6 5. e3 Bb4+ 6. Bd2 Be7 7. Bd3 Nc6 8. Nc3) 4. Nc3 cxd4 5. Nxd4 Bg7?! { (0.13 → 0.75) Inaccuracy. d5 was best. } (5... d5 6. Bg5 Bg7 7. Bxf6 Bxf6 8. cxd5 Qb6 9. Nb3 a5 10. Qc2) 6. e4 Nc6 7. Be3 O-O 8. Be2 d6 9. O-O Be6 10. Qd2 Rc8 11. b3 Re8 12. Rad1 Qd7?! { (0.88 → 1.72) Inaccuracy. Bd7 was best. } (12... Bd7 13. f4) 13. f3 a6 14. Nd5? { (1.40 → 0.27) Mistake. Kh1 was best. } (14. Kh1 Nh5) 14... Qd8?? { (0.27 → 2.28) Blunder. Bxd5 was best. } (14... Bxd5 15. exd5 Nxd4 16. Bxd4 b5 17. Kh1 Qb7 18. Bg1 bxc4 19. Bxc4 Nd7 20. Qe2 Ra8 21. f4) 15. a4?? { (2.28 → 0.40) Blunder. Nxe6 was best. } (15. Nxe6 fxe6) 15... h5?? { (0.40 → 3.12) Blunder. Bxd5 was best. } (15... Bxd5 16. exd5 Nxd4 17. Bxd4 Nd7 18. Bxg7 Kxg7 19. Kh1 a5 20. f4 Qb6 21. Rf3 Qb4 22. Qd4+) 16. Nxc6? { (3.12 → 1.36) Mistake. Nxe6 was best. } (16. Nxe6 fxe6 17. Nf4 Qa5 18. Nxe6 Qxd2 19. Rxd2 Nd7 20. f4 Bc3 21. Rd3 Bb4 22. Rd5 Kf7) 16... bxc6 17. Nb6 Rb8 18. a5 Nd7 19. b4 c5 20. bxc5?! { (1.82 → 0.82) Inaccuracy. f4 was best. } (20. f4) 20... Nxc5 21. Bh6?? { (0.74 → -1.60) Blunder. Bd3 was best. } (21. Bd3 Rf8 22. h3 Bd7 23. Rfe1 Bc6 24. Bc2 Nd7 25. Rb1 Qc7 26. Bf2 Bb7 27. Nxd7 Qxd7) 21... Bh8?? { (-1.60 → 0.46) Blunder. Nb3 was best. } (21... Nb3 22. Qa2 Nxa5 23. Bxg7 Kxg7 24. Nd5 Bxd5 25. cxd5 Qb6+ 26. Kh1 Rec8 27. Rb1 Qe3 28. Bxa6) 22. Qe3 Qc7 23. f4 f5 24. exf5 Bxf5 25. h3 e5 26. Bf3 Kh7 27. Bg5 exf4 28. Qxf4 Be5?? { (-0.12 → 2.19) Blunder. Ne6 was best. } (28... Ne6 29. Qh4) 29. Qh4 Rxb6?? { (2.53 → 5.25) Blunder. Qg7 was best. } (29... Qg7) 30. axb6?! { (5.25 → 3.93) Inaccuracy. Bxh5 was best. } (30. Bxh5) 30... Qxb6 31. Kh1 Nd3? { (3.65 → 6.24) Mistake. Kg7 was best. } (31... Kg7 32. Bd5) 32. Bxh5 Kg8 33. Rxf5 gxf5 34. Rxd3 Re6 35. Rd1 Qb3 36. Bf3 Rg6 37. Bf4 Bf6 38. Qe1 Kg7 39. Qe2 Kh7 40. Kh2 Qb4 41. Rxd6 a5?! { (11.74 → Mate in 8) Checkmate is now unavoidable. Bg5 was best. } (41... Bg5 42. Rd7+) 42. Rd7+ Bg7 43. Be5?! { (Mate in 7 → 12.88) Lost forced checkmate sequence. Bd5 was best. } (43. Bd5 Rg5 44. Bxg5 Qb8+ 45. g3 Qxg3+ 46. Kxg3 f4+ 47. Bxf4 Kg6 48. Qe8+ Kh7 49. Be4#) 43... Qb6?! { (12.88 → Mate in 8) Checkmate is now unavoidable. Qa4 was best. } (43... Qa4 44. Ra7) 44. Rxg7+?! { (Mate in 8 → 10.71) Lost forced checkmate sequence. Bd5 was best. } (44. Bd5 Kh6 45. Bf4+ Rg5 46. h4 Qg1+ 47. Kxg1 Bd4+ 48. Kh1 Be3 49. Qg4 fxg4 50. Be4 Bxf4) 44... Rxg7 45. Bxg7 Kxg7 46. Qe5+ Kg6 47. g4?! { (12.28 → 6.33) Inaccuracy. c5 was best. } (47. c5 Qf6) 47... Qf2+ 48. Bg2 f4 49. Qe4+ Kg7 50. Qf3 Qd4 51. g5 Qe5 52. Kh1?! { (8.59 → 5.24) Inaccuracy. h4 was best. } (52. h4) 52... Qe1+?! { (5.24 → 7.56) Inaccuracy. Kg6 was best. } (52... Kg6) 53. Bf1 Qc1 54. Kg2 Qd2+ 55. Be2 a4 56. Qe4 a3?! { (6.14 → 9.54) Inaccuracy. f3+ was best. } (56... f3+ 57. Kxf3) 57. Qe5+ Kg6 58. Kf3?? { (9.73 → 0.00) Blunder. Qf6+ was best. } (58. Qf6+) 58... Qe3+?? { (0.00 → 14.22) Blunder. a2 was best. } (58... a2 59. Qf6+ Kh7 60. Qh6+ Kg8 61. Qe6+ Kg7 62. Qe7+ Kg8) 59. Qxe3 fxe3 60. Kxe3?? { (13.77 → -4.36) Blunder. Bd3+ was best. } (60. Bd3+ Kxg5 61. Bb1 e2 62. Kxe2 Kf6 63. Ke3 Kg5 64. c5 Kf6 65. Kd4 Kg5 66. c6 Kh4) 60... a2 61. Bd3+ Kg7 62. c5 a1=Q 63. h4 Qe5+ 64. Be4 Qxc5+ 65. Kf3 Qc3+ 66. Kg4 Qd4 67. Kf3 Qg1 68. Kf4 Qf2+ 69. Kg4 Qe2+ 70. Kf4 Qf2+ 71. Kg4 Qg1+ 72. Kf4 Qh2+ 73. Kg4 Kf7 74. Bf5 Qg2+ 75. Kf4 Ke7 76. h5 Qh2+ 77. Kg4 Kf7?! { (-5.81 → -4.41) Inaccuracy. Qe2+ was best. } (77... Qe2+) 78. h6 Qg2+ 79. Kf4 Qf2+ 80. Kg4 Qe2+ 81. Kf4 Qd2+ 82. Kg4 Qg2+ 83. Kf4 Kg8?! { (-3.62 → -2.65) Inaccuracy. Qh2+ was best. } (83... Qh2+ 84. Kf3 Qh5+ 85. Kf4 Qh4+ 86. Ke5 Qxg5 87. h7 Qg7+ 88. Kf4 Qc3 89. Bd3 Qd4+ 90. Be4) 84. Be6+?! { (-2.65 → -3.83) Inaccuracy. h7+ was best. } (84. h7+ Kg7 85. g6 Qh2+ 86. Ke3 Qg1+ 87. Ke4 Qb1+ 88. Kf4 Qb6 89. Ke5 Qf2 90. Ke4 Qc2+) 84... Kf8 85. Bf5 Kf7? { (-3.99 → -2.34) Mistake. Qf2+ was best. } (85... Qf2+ 86. Kg4) 86. Be4? { (-2.34 → -3.92) Mistake. h7 was best. } (86. h7 Qf2+ 87. Ke5 Qh2+ 88. Kd5 Qh5 89. Ke5 Kg7 90. g6 Qe2+ 91. Be4 Qb2+ 92. Kf4 Qf2+) 86... Qh2+ 87. Kg4 Ke6? { (-4.11 → -2.47) Mistake. Qe5 was best. } (87... Qe5 88. Kf3 Qxg5 89. h7 Qh6 90. Ke2 Kf6 91. Bb1 Ke5 92. Bg6 Kd4 93. Kf3 Qh3+ 94. Kf4) 88. Bf5+?? { (-2.47 → Mate in 54) Checkmate is now unavoidable. h7 was best. } (88. h7 Ke5 89. Bb1 Qe2+ 90. Kg3 Qh5 91. g6 Kf6 92. Bd3 Qe5+ 93. Kf3 Kg7 94. Be4 Qg5) 88... Ke5 89. Bd7?! { (-140.50 → Mate in 9) Checkmate is now unavoidable. Bc8 was best. } (89. Bc8 Qg2+) 89... Qg2+ 90. Kh5 Kf4 91. Kg6 Qxg5+ 92. Kf7 Qxh6 93. Be8 Ke5 94. Ke7 Qf6+ 95. Kd7 Qd6+ 96. Kc8 Qe7 97. Bc6 Kd6 98. Kb8 Kxc6 99. Ka8 Qb7# { Black wins by checkmate. } 0-1