CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/XP8Ov8Fi"] [Date "2025.09.24"] [White "Trekker"] [Black "Junhee"] [Result "1-0"] [UTCDate "2025.09.24"] [UTCTime "23:24:24"] [WhiteElo "1826"] [BlackElo "1708"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-7"] [WhiteTitle "GM🎅"] [BlackTitle "GM⏳"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A28"] [Opening "English Opening: King's English Variation, Four Knights Variation, Quiet Line"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e3 { A28 English Opening: King's English Variation, Four Knights Variation, Quiet Line } Bc5? { (0.00 → 1.05) Mistake. Bb4 was best. } (4... Bb4 5. Qc2 Bxc3 6. Qxc3 Qe7 7. Be2 d5 8. d4 Ne4 9. Qb3 dxc4 10. Qxc4 exd4 11. Nxd4) 5. d4 exd4 6. exd4 Bb4 7. Qc2?! { (1.15 → 0.14) Inaccuracy. Bd3 was best. } (7. Bd3 O-O 8. O-O Bxc3 9. bxc3 h6 10. Re1 d6 11. Bd2 Re8 12. Rxe8+ Nxe8 13. h3 b6) 7... d5 8. a3 Bxc3+ 9. Qxc3 dxc4? { (-0.64 → 0.38) Mistake. O-O was best. } (9... O-O 10. Be3 Re8 11. Be2 Ne4 12. Qc2 Bf5 13. Bd3 dxc4 14. Qxc4 Nd6 15. Qc2 Bxd3 16. Qxd3) 10. Bxc4 Be6 11. Bxe6 fxe6 12. O-O Nd5?! { (0.55 → 1.39) Inaccuracy. O-O was best. } (12... O-O 13. Re1) 13. Qd3?! { (1.39 → 0.60) Inaccuracy. Qb3 was best. } (13. Qb3) 13... Qd6?! { (0.60 → 1.18) Inaccuracy. Qd7 was best. } (13... Qd7 14. Re1) 14. Re1 O-O-O 15. Ng5 Qe7?! { (1.00 → 1.75) Inaccuracy. Qd7 was best. } (15... Qd7 16. Bd2 Rhe8 17. Nxh7 Nf6 18. Bg5 Qf7 19. Be3 Ng4 20. Ng5 Qh5 21. h3 Nxe3 22. Qxe3) 16. Rxe6?! { (1.75 → 1.18) Inaccuracy. Bd2 was best. } (16. Bd2 Qf6) 16... Qf8?? { (1.18 → 3.93) Blunder. Qd7 was best. } (16... Qd7) 17. Re3?? { (3.93 → -1.24) Blunder. Nxh7 was best. } (17. Nxh7) 17... Nxe3 18. Bxe3 Qf6 19. Rc1?? { (-1.45 → -3.53) Blunder. Ne4 was best. } (19. Ne4 Qg6 20. f3 Rhf8 21. Kh1 Rf5 22. Rc1 a6 23. Bf2 Rb5 24. Qc3 Qf7 25. h3 Qd5) 19... Rde8?? { (-3.53 → 1.84) Blunder. Nxd4 was best. } (19... Nxd4 20. Qc4) 20. Qc2?? { (1.84 → -6.46) Blunder. d5 was best. } (20. d5 h6) 20... Rxe3 21. d5 Qe5?? { (-7.71 → -0.27) Blunder. Qxg5 was best. } (21... Qxg5 22. dxc6 Re7 23. h4 Qd5 24. b3 Rhe8 25. Qd1 Qxd1+ 26. Rxd1 bxc6 27. g3 c5) 22. fxe3 Qxe3+?! { (-0.37 → 0.15) Inaccuracy. Qxd5 was best. } (22... Qxd5 23. Qc5 Qd3 24. Ne6 g6 25. Rf1 Re8 26. Rf8 Rxf8 27. Qxf8+ Nd8 28. Qxd8+ Qxd8 29. Nxd8) 23. Kh1 Qxg5 24. dxc6 b6 25. Qc4 Rf8?? { (0.29 → 7.83) Blunder. b5 was best. } (25... b5 26. Qc3) 26. Qa6+ Kd8 27. Rd1+ Ke7 28. Qe2+ Kf7 29. Rd7+?? { (7.91 → 0.15) Blunder. Rf1+ was best. } (29. Rf1+ Qf6 30. Qc4+ Kg6 31. Qe4+ Kh6 32. Rxf6+ Rxf6 33. h4 g5 34. Qe3 Kg6 35. Qe8+ Kg7) 29... Kg8 30. Qe6+ Kh8 31. Rd1 Qd2 32. Re1 Qf4 33. Qe2 Qf6 34. Qf3?! { (-0.08 → -0.93) Inaccuracy. Qc4 was best. } (34. Qc4 h6) 34... Qxf3?! { (-0.93 → 0.00) Inaccuracy. h6 was best. } (34... h6) 35. gxf3 h6?! { (0.00 → 0.94) Inaccuracy. Kg8 was best. } (35... Kg8 36. Re7 Rf7 37. Re8+ Rf8) 36. Kg2? { (0.94 → -0.22) Mistake. Re7 was best. } (36. Re7 Rxf3) 36... Rf6 37. Rc1?! { (-0.25 → -0.87) Inaccuracy. Re8+ was best. } (37. Re8+ Kh7 38. b4 Rxc6 39. Ra8 Rc4 40. Rxa7 g5 41. a4 Kg6 42. a5 Rxb4 43. Rxc7 bxa5) 37... Kg8 38. b4 Kf7?! { (-0.97 → -0.19) Inaccuracy. a6 was best. } (38... a6 39. h4 Rd6 40. Rc4 b5 41. Rc3 Rd4 42. Kg3 Kf7 43. f4 Kf6 44. Kf3 g6 45. Ke3) 39. b5 Ke6 40. Rc4 Kd5 41. Re4 Kc5 42. a4 Rd6 43. Re2?! { (0.02 → -0.54) Inaccuracy. Kg3 was best. } (43. Kg3 a6 44. bxa6 Rd8 45. Rg4 g5 46. h4 Ra8 47. hxg5 hxg5 48. Kf2 Kd6 49. Rxg5 Rxa6) 43... Kb4 44. Ra2?? { (-0.72 → -4.72) Blunder. Re4+ was best. } (44. Re4+ Ka5) 44... Rd4 45. Re2 Kxa4 46. Re7 Kxb5 47. Rxc7 Rc4?? { (-4.94 → -0.75) Blunder. a5 was best. } (47... a5) 48. Rxa7 Kxc6 49. Rxg7 b5 50. Rg6+ Kd5?! { (-0.84 → -0.24) Inaccuracy. Kc5 was best. } (50... Kc5 51. Rxh6 b4 52. Rh5+ Kd4 53. f4 Rc5 54. Rh7 Kc4 55. Rb7 b3 56. h4 Rb5 57. Rc7+) 51. Rxh6 b4 52. Rh5+?! { (0.00 → -0.82) Inaccuracy. Rb6 was best. } (52. Rb6 Kc5 53. Rb8 Kd4 54. Kg3 Kc3 55. h4 b3 56. h5 b2 57. h6 Rc6 58. h7 Rg6+) 52... Kc6 53. Kf1?? { (-0.36 → -4.68) Blunder. Rh8 was best. } (53. Rh8 Rc5 54. Re8 b3 55. Re1 Kb5 56. Kg3 Kb4 57. Kg4 b2 58. Rb1 Ka3 59. h4 Rc1) 53... Rf4?? { (-4.68 → -0.03) Blunder. b3 was best. } (53... b3 54. Rh6+ Kc5 55. Rh5+ Kb4 56. Rh8 Rc5 57. Rb8+ Rb5 58. Re8 b2 59. Re1 Rc5 60. Kg2) 54. Ke2 Kd6 55. Ke3 Rc4 56. Rb5 Kc6 57. Rb8 Kc5?? { (0.00 → 9.67) Blunder. Kc7 was best. } (57... Kc7 58. Rg8 b3 59. Rg1 b2 60. Rb1 Rb4 61. f4 Rb3+ 62. Kd4 Rb4+) 58. h3?? { (9.67 → 0.00) Blunder. Rc8+ was best. } (58. Rc8+) 58... Rc3+ 59. Kf2 Kc4 60. h4 b3 61. h5 Rc2+ 62. Kg3 Kc3?? { (0.44 → 12.53) Blunder. Rd2 was best. } (62... Rd2 63. h6 Rd7 64. Kh4 Kc3 65. f4 b2 66. Kg5 Rd1 67. f5 Rg1+ 68. Kf6 Rh1 69. Kg6) 63. h6 b2?! { (54.78 → Mate in 13) Checkmate is now unavoidable. Rc1 was best. } (63... Rc1 64. h7 Rh1 65. h8=Q+ Rxh8 66. Rxh8 Kd4 67. Rd8+ Kc3 68. Rb8 Kc4 69. Kf4 Kc3 70. Kf5) 64. h7 Kd2 65. h8=Q Kc1 66. Qh1+ Kd2 67. Rxb2?! { (Mate in 7 → 56.60) Lost forced checkmate sequence. Qg2+ was best. } (67. Qg2+ Kd3 68. Rd8+ Kc3 69. Rc8+ Kd4 70. Qxc2 b1=Q 71. Qc5+ Kd3 72. Rd8+ Ke2 73. Qf2#) 67... Rxb2 68. Qg2+ Kc3 69. Qxb2+ Kxb2 70. f4 Kc3 71. f5 Kd4 72. f6 Ke5 73. f7 Ke6 74. f8=Q Ke5 75. Qf7 Kd6 76. Kf4 Kc5 77. Ke5 Kc6 78. Qe8+ Kc5 79. Qd7 Kc4 80. Qd5+ Kc3 81. Ke4 Kb4 82. Kd4 Ka3 83. Qb7 Ka4 84. Qb6 Ka3 85. Qb5 Ka2 86. Qb4 Ka1 87. Kc3 Ka2 88. Qb2# { White wins by checkmate. } 1-0