[Event "Hart House: Game 4"] [Site "https://lichess.org/study/O0wbWduD"] [Date "2017.02.23"] [White "?"] [Black "?"] [Result "*"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A48"] [Opening "London System"] [Termination "Unterminated"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 g6 3. Bf4 { A48 London System } Bg7 4. e3 O-O 5. Bc4 d5 6. Be2 c5 7. c3 Qb6 8. Qc1 Nc6 9. O-O Bf5 10. Nbd2 cxd4 11. exd4 Rac8 12. Nb3 Ne4 13. Qe3 a5 14. Nfd2 Nf6 15. Bd3?! { (0.46 → -0.58) Inaccuracy. h3 was best. } (15. h3 h5 16. a4 Nd8 17. Bh6 Bc2 18. Bxg7 Kxg7 19. Bb5 Ne6 20. Qe5 Bxb3 21. Nxb3 Nc7) 15... Bxd3 16. Qxd3 Nb8 17. Rab1 Nbd7 18. Nf3 Ne4 19. Nbd2 Nd6 20. Rfe1 Rfe8 21. Ng5 h6 22. Ngf3 Kh7 23. Ne5 Qd8 24. Nxd7 Qxd7 25. Qf3 Nc4 26. Nxc4 Rxc4 27. Bd2 e6 28. Bf4 Rec8 29. Qg3 R4c6 30. Qd3 Rc4 31. Re3 Kg8 32. Rh3 h5 33. Qg3 b5 34. Bd6?! { (-0.50 → -1.50) Inaccuracy. Be5 was best. } (34. Be5 b4 35. Bxg7 Kxg7 36. Qe5+ f6 37. Qe1 R8c6 38. Rd1 bxc3 39. Rxc3 Rxc3 40. bxc3 a4) 34... Bf8?? { (-1.50 → 0.75) Blunder. b4 was best. } (34... b4 35. Be5 bxc3 36. bxc3 Rxc3 37. Qxc3 Rxc3 38. Rxc3 Bxe5 39. dxe5 Qa4 40. a3 Qe4 41. Rcc1) 35. Be5 Kh7 36. Qg5?! { (0.80 → 0.00) Inaccuracy. Qd3 was best. } (36. Qd3) 36... f5 37. Qf6?! { (0.00 → -0.83) Inaccuracy. Re1 was best. } (37. Re1 Bh6 38. Qf6 Bg7 39. Qg5 Bh6) 37... Bg7 38. Qg5 Bxe5 39. dxe5 b4 40. cxb4 Qc7 41. Rc3 axb4 42. Rxc4 Qxc4?! { (-0.94 → 0.00) Inaccuracy. dxc4 was best. } (42... dxc4 43. Rc1 c3 44. bxc3 bxc3 45. h4 Qxe5 46. Qe7+ Kg8 47. a4 Rc7 48. Qb4 Kf7 49. a5) 43. h4 Rc7 44. Qd8 Rg7 45. Qf6 d4 46. Rd1 d3?! { (-0.56 → 0.08) Inaccuracy. Qxa2 was best. } (46... Qxa2 47. Rxd4 Qb1+ 48. Kh2 Qxb2 49. Rc4 b3 50. Rb4 Qxf2 51. Rxb3 Qf4+ 52. Kh3 Qg4+ 53. Kh2) 47. Qd8 Qxa2 48. Qxd3 Qxb2 49. Rb1? { (-0.08 → -1.54) Mistake. Qb5 was best. } (49. Qb5 Qc3 50. Qb8 Rc7 51. g3 f4 52. gxf4 b3 53. Rb1 Qc2 54. Rxb3 Rf7 55. Qb4 Qd1+) 49... Qc3? { (-1.54 → -0.36) Mistake. Qxe5 was best. } (49... Qxe5 50. Qd2 Qc3 51. Qd6 Rb7 52. Qxe6 b3 53. Qd5 Rb4 54. Qd7+ Qg7 55. Qxg7+ Kxg7 56. Kf1) 50. Qd6 b3 51. Qb6 Qxe5 52. Qxb3 Qe4 53. g3 e5 54. Qd1 Qg4?! { (-0.66 → -0.08) Inaccuracy. f4 was best. } (54... f4 55. Qe1 Qf5 56. Rb5 fxg3 57. fxg3 Re7 58. Qe3 Qe6 59. Ra5 Qd6 60. Kh2 Kg7 61. Kg2) 55. Qxg4?! { (-0.08 → -0.80) Inaccuracy. Qd8 was best. } (55. Qd8 Qd4 56. Qf6 f4 57. gxf4 Qe4 58. Rb8 Qxf4 59. Qxf4 exf4 60. Kg2 g5 61. hxg5 Rxg5+) 55... hxg4 56. Re1 Re7 57. Kf1 Kg7 58. Re2 Kf6 59. Ke1 g5 60. hxg5+ Kxg5 61. Kd2 Rd7+ 62. Ke3 Kf6 63. Ra2 Ke6 64. Ra5 Rc7 65. Ra6+ Kd5 66. Rf6 Rc3+ 67. Kd2 Rf3 68. Ke2 Ke4 69. Ra6 Rd3 70. Ra4+ Rd4 71. Ra3 f4 72. gxf4 Kxf4 73. Re3?? { (0.00 → Mate in 23) Checkmate is now unavoidable. Ra8 was best. } (73. Ra8 Rd7 74. Rf8+ Ke4 75. Rg8 Kf5 76. Rf8+ Ke6 77. Rg8 Rd4 78. Kf1 Rf4 79. Rg5 Kf6) 73... Re4 74. Rxe4+ Kxe4 75. Ke1 Kd3 76. Kd1 e4?? { (-60.39 → 0.00) Blunder. Ke4 was best. } (76... Ke4) 77. Ke1 e3?! { (-0.67 → 0.00) Inaccuracy. Kc4 was best. } (77... Kc4 78. Ke2 Kd5 79. Ke1 Kd4 80. Ke2 Ke5 81. Kd2 Kf6 82. Ke1 Kf5 83. Kf1 Ke5 84. Ke1) 78. Kf1 Kd2 79. fxe3 Kxe3 80. Kg2 Ke4 81. Kg3 Kf5 82. Kg2 Kg6 83. Kg3 Kg5 84. Kg2 Kf4 85. Kf2 Kg5 86. Kg3 Kf5 87. Kg2 Kg5 88. Kg3 Kh5 89. Kg2 Kh4 90. Kh2 *