[Event "GM Sandipan Chanda's Birthday"] [Site "https://lichess.org/cNBjRCjT"] [Date "2022.08.13"] [White "viper101"] [Black "profunknown_23"] [Result "0-1"] [UTCDate "2022.08.13"] [UTCTime "12:59:13"] [WhiteElo "2096"] [BlackElo "1923"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+47"] [Variant "Standard"] [TimeControl "300+5"] [ECO "A40"] [Opening "Queen's Pawn Game: Modern Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 g6?! { (0.00 → 0.68) Inaccuracy. Nf6 was best. } { A40 Queen's Pawn Game: Modern Defense } (1... Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bf4 c6 6. Nc3) 2. Bf4?! { (0.68 → 0.05) Inaccuracy. e4 was best. } (2. e4 Bg7 3. Nc3 d6 4. Be3 a6 5. a4 Nf6 6. h3 e6) 2... Bg7 3. e3 d5 4. Nf3 Nf6 5. Nbd2 O-O 6. Be2 Bg4?! { (0.15 → 0.71) Inaccuracy. c5 was best. } (6... c5 7. c3 Nbd7 8. h3 b6 9. a4 Bb7 10. O-O a6 11. Bd3) 7. O-O Nbd7 8. c4?! { (0.81 → 0.09) Inaccuracy. h3 was best. } (8. h3 Bxf3 9. Bxf3 Re8 10. c4 c6 11. cxd5 cxd5 12. Qb3 e5) 8... c6?! { (0.09 → 0.71) Inaccuracy. c5 was best. } (8... c5) 9. Rc1 Rc8 10. h3 Bxf3 11. Nxf3 Qa5?! { (0.77 → 1.45) Inaccuracy. c5 was best. } (11... c5 12. dxc5 dxc4 13. Rxc4 Rxc5 14. Rd4 Qc8 15. Rd2 Nb6 16. Qb1 Nfd5 17. Bh2 Bh6 18. Rdd1) 12. a3 Ne4 13. Qc2 Rfe8? { (1.25 → 2.56) Mistake. e6 was best. } (13... e6 14. Bh2 a6 15. Bd3 f5 16. b4 Qd8 17. a4 Qe7 18. Rb1 g5 19. c5 e5 20. b5) 14. Rfd1?! { (2.56 → 1.43) Inaccuracy. cxd5 was best. } (14. cxd5 cxd5) 14... f6?? { (1.43 → 3.57) Blunder. e6 was best. } (14... e6 15. Bd3) 15. cxd5 cxd5 16. Qxc8?! { (2.72 → 1.66) Inaccuracy. Bc7 was best. } (16. Bc7 Nb6 17. Qb3 Nd6 18. Bxd6 exd6 19. g3 f5 20. Kg2 Rf8 21. h4 Qa4 22. Qd3 Bf6) 16... Rxc8 17. Rxc8+ Kf7 18. Rc7 Nb6 19. Rxb7 g5? { (1.94 → 3.39) Mistake. Qa4 was best. } (19... Qa4 20. Nd2 Qc2 21. Rc7 Qxb2 22. Nxe4 Qxe2 23. Nc3 Qc2 24. Rf1 Na8 25. Rc5 g5 26. Nxd5) 20. Bc7 h5 21. Bd8 Bf8 22. Rc1?? { (3.39 → -0.04) Blunder. Ne1 was best. } (22. Ne1 Kg6 23. Rb8 Bh6 24. g4 hxg4 25. hxg4 Kf7 26. Nd3 Bf8 27. Nc5 Nxc5 28. b4 Qa4) 22... Ke8?? { (-0.04 → 7.69) Blunder. g4 was best. } (22... g4 23. Rbc7) 23. Bxb6 axb6 24. Rc8+ Kf7 25. Rcb8?? { (7.85 → -1.13) Blunder. Rbb8 was best. } (25. Rbb8 g4 26. hxg4 hxg4 27. Rxf8+ Ke6 28. Ng5+ Kf5 29. Nxe4 Qe1+ 30. Bf1 Kxe4 31. Rg8 Kf5) 25... g4 26. hxg4 hxg4 27. Nh4?? { (-1.31 → Mate in 14) Checkmate is now unavoidable. Kf1 was best. } (27. Kf1 gxf3) 27... Qe1+ 28. Kh2 Qxf2? { (Mate in 13 → -8.69) Lost forced checkmate sequence. g3+ was best. } (28... g3+ 29. fxg3 Qxg3+ 30. Kg1 Qf2+ 31. Kh2 Qxh4+ 32. Kg1 Bh6 33. Rxe7+ Kxe7 34. Rb7+ Kd8 35. Rb8+) 29. Rxf8+ Kxf8 30. Ng6+ Kf7 31. Nxe7 g3+ 32. Kh3 Ng5+?! { (-7.78 → -5.26) Inaccuracy. Qxe2 was best. } (32... Qxe2 33. Nf5+ Ke6 34. Nh4 Kd6 35. a4 Ng5+ 36. Kxg3 Qxe3+ 37. Kg4 Qe2+ 38. Kf5 Qe4+ 39. Kxf6) 33. Kh4 Qxe2 34. Nxd5+ Kf8 35. Rb8+ Kg7 36. Rb7+ Kh6 37. Nxf6 Qxg2 38. Ng4+ Kg6 39. Rxb6+ Kg7 40. Kxg5 Qd5+ 41. Ne5 Qd8+ 42. Kf4 Qxb6 43. Kxg3 Qxb2 44. a4 Qb3 45. Kf4 Qxa4 46. Kf5 Qc2+ 47. Kf4 Qf2+?! { (-9.01 → -5.38) Inaccuracy. Kf6 was best. } (47... Kf6 48. Nd7+ Ke6 49. Nc5+ Kd5 50. e4+ Kxd4 51. Ne6+ Kd3 52. Ke5 Kc4 53. Kf5 Qf2+ 54. Ke5) 48. Ke4 Qh4+ 49. Kf5 Qf6+ 50. Ke4 Qe6 51. Kf4 Kf6 52. Ng4+ Kf7 53. Ne5+?! { (-5.52 → -7.45) Inaccuracy. e4 was best. } (53. e4 Qd6+ 54. Ne5+ Kg7 55. Ke3 Qh6+ 56. Ke2 Qf4 57. Kd3 Kh6 58. Kc4 Qxe4 59. Nd3 Qe6+) 53... Ke7 54. Ke4 Kd6 55. Kf4 Qh6+ 56. Ke4 Qh4+ 57. Kd3 Kd5 58. Ke2?! { (-12.72 → Mate in 17) Checkmate is now unavoidable. Nf3 was best. } (58. Nf3 Qe4+) 58... Ke4 59. Nd3 Qh2+? { (Mate in 14 → -8.43) Lost forced checkmate sequence. Qh5+ was best. } (59... Qh5+ 60. Kd2 Qa5+ 61. Kc2 Qa4+ 62. Kd2 Qa2+ 63. Kc3 Qa3+ 64. Kc4 Qxd3+ 65. Kc5 Qxe3 66. Kd6) 60. Nf2+ Kd5 61. Kf3 Qh5+ 62. Ng4 Ke6 63. Kf4 Qf5+ 64. Kg3 Qg5 65. Kf3 Kf5 66. Nf2 Qh5+ 67. Kg3 Qe2 68. e4+ Kg5 69. Nh3+ Kf6 70. e5+ Ke7 71. Kf4 Qd2+ 72. Kf5 Qd3+ 73. Kg4 Qxd4+ 74. Nf4 Qe4 75. e6?! { (-12.53 → Mate in 39) Checkmate is now unavoidable. Kg3 was best. } (75. Kg3 Qxe5 76. Kf3 Kf6 77. Nd3 Qe8 78. Nf4 Ke5 79. Ke3 Kf5+ 80. Kd4 Kxf4 81. Kc5 Qc8+) 75... Kf6 76. Kg3 Qe5 77. Kg4 Qf5+ 78. Kg3 Kg5 79. Nh3+ Kg6 80. Nf4+ Kf6 81. e7 Kxe7 82. Nh3?! { (-12.45 → Mate in 46) Checkmate is now unavoidable. Ne2 was best. } (82. Ne2 Kf6 83. Kg2 Ke5 84. Kg3 Ke4 85. Nc3+ Kd4 86. Nd1 Qd3+ 87. Kf4 Qxd1 88. Kf5 Kd5) 82... Qd3+ 83. Kh4 Kf6 84. Kg4 Qf5+ 85. Kg3 Ke5 86. Nf2 Qf4+ 87. Kg2 Kf5 88. Nh3 Qd2+ 89. Kg3 Qe3+ 90. Kg2 Kg4 91. Nf2+ Kh4 92. Nh1 Qe2+ 93. Kg1 Kh3 94. Nf2+ Kg3 95. Nh1+ Kf3 96. Ng3 Qg2# { Black wins by checkmate. } 0-1