CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/AfWhD28i"] [Date "2022.07.26"] [White "HockeyBaseball13"] [Black "Lukey9"] [Result "0-1"] [UTCDate "2022.07.26"] [UTCTime "20:04:52"] [WhiteElo "1401"] [BlackElo "1357"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+11"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C42"] [Opening "Russian Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nf6 { C42 Russian Game } 3. Qe2?! { (0.47 → -0.40) Inaccuracy. Nxe5 was best. } (3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O) 3... d6?! { (-0.40 → 0.25) Inaccuracy. Nc6 was best. } (3... Nc6 4. g3) 4. c4?! { (0.25 → -0.44) Inaccuracy. d4 was best. } (4. d4 c6) 4... Nc6 5. c5?? { (-0.53 → -3.48) Blunder. d3 was best. } (5. d3 g6 6. Qd1 Bg7 7. Nc3 O-O 8. Bg5 h6 9. Be3 Ng4 10. Bd2 a5 11. Be2 Nf6) 5... dxc5 6. Qb5 a6 7. Qe2 Bg4 8. Nc3 Be7?! { (-5.92 → -4.21) Inaccuracy. Nd4 was best. } (8... Nd4 9. Qd1 Nh5 10. Be2 Nf4 11. Nxd4 Nd3+ 12. Kf1 Qxd4 13. Qa4+ Qxa4 14. Nxa4 Bxe2+ 15. Kxe2) 9. Nd5? { (-4.21 → -8.91) Mistake. Qd1 was best. } (9. Qd1 Nb4 10. d3 Bxf3 11. gxf3 Nh5 12. Be3 O-O 13. Rg1 g6 14. Qd2 Nc6 15. Nd5 Bd6) 9... Nxd5 10. exd5 Nd4 11. Nxe5 Nxe2 12. Bxe2 O-O 13. Bxg4 f6? { (-8.23 → -4.56) Mistake. Qxd5 was best. } (13... Qxd5) 14. Nc4?! { (-4.56 → -7.09) Inaccuracy. Be6+ was best. } (14. Be6+ Kh8) 14... b5 15. Ne3 Rb8 16. Nf5 g6 17. Nh6+ Kg7 18. d3 Rb6 19. a3 Rd6 20. Bf3 g5? { (-6.87 → -3.48) Mistake. f5 was best. } (20... f5 21. O-O g5 22. Nxf5+ Rxf5 23. Be4 Rf8 24. h3 Rxd5 25. a4 Re5 26. Be3 Rf6 27. f3) 21. Ng4? { (-3.48 → -6.77) Mistake. Nf5+ was best. } (21. Nf5+ Kf7) 21... a5 22. Bd2 c4? { (-6.62 → -3.35) Mistake. f5 was best. } (22... f5) 23. dxc4 bxc4?! { (-3.56 → -2.81) Inaccuracy. f5 was best. } (23... f5 24. Ne3) 24. Bxa5 f5 25. Ne5? { (-3.09 → -6.02) Mistake. Ne3 was best. } (25. Ne3 g4 26. Be2 h5 27. Bxc4 f4 28. Nc2 Rxd5 29. Bxd5 Qxd5 30. Bc3+ Bf6 31. O-O Bxc3) 25... Ra6?? { (-6.02 → -2.63) Blunder. Bf6 was best. } (25... Bf6 26. Nxc4) 26. Nxc4?? { (-2.63 → -5.84) Blunder. Bc3 was best. } (26. Bc3 Re8 27. O-O Bf6 28. Nc6 Qd6 29. Nd4 Kg6 30. g3 h5 31. Rad1 Rb6 32. Bg2 Qd7) 26... g4 27. Be2 Qxd5?! { (-6.17 → -4.25) Inaccuracy. Rxa5 was best. } (27... Rxa5 28. Nxa5 Qxd5 29. O-O Qxa5 30. Rad1 Qe5 31. Bc4 Bd6 32. Rxd6 cxd6 33. b3 d5 34. Bb5) 28. Ne3? { (-4.25 → -9.59) Mistake. Bc3+ was best. } (28. Bc3+ Bf6 29. O-O Bxc3 30. Ne3 Qd6 31. Rad1 Qh6 32. bxc3 Re6 33. Bc4 Rd6 34. Bd3 Qh5) 28... Qxa5+ 29. Kf1 Re6 30. Re1 Rd8 31. Nc4 Qa8 32. Bxg4?! { (-10.61 → Mate in 9) Checkmate is now unavoidable. h3 was best. } (32. h3 Rxe2) 32... fxg4? { (Mate in 9 → -8.89) Lost forced checkmate sequence. Rxe1+ was best. } (32... Rxe1+ 33. Kxe1 Qe4+ 34. Ne3 fxg4 35. g3 Qb1+ 36. Ke2 Qd3+ 37. Ke1 Bc5 38. b4 Bxe3 39. fxe3) 33. Rxe6 Kf7 34. Re1 Rg8 35. Ne5+ Ke6?! { (-7.61 → -4.93) Inaccuracy. Kg7 was best. } (35... Kg7 36. Nxg4 Bc5 37. h4 Kh8 38. Rh3 Rxg4 39. Ree3 Qxg2+ 40. Ke1 Bxe3 41. Rxe3 Rf4 42. Kd2) 36. f3?! { (-4.93 → -7.74) Inaccuracy. Nc6+ was best. } (36. Nc6+ Kd7) 36... gxf3 37. gxf3 Bh4 38. Re4 Kd5 39. Rxh4 Rb8?? { (-8.38 → -0.71) Blunder. Kxe5 was best. } (39... Kxe5) 40. Nd3?? { (-0.71 → -7.29) Blunder. Nc4 was best. } (40. Nc4) 40... Rf8?? { (-7.29 → -0.21) Blunder. Qa6 was best. } (40... Qa6 41. Kg2) 41. Ne1?? { (-0.21 → -2.95) Blunder. Ke2 was best. } (41. Ke2 Kd6) 41... Qb8?? { (-2.95 → -1.00) Blunder. Qa6+ was best. } (41... Qa6+ 42. Kf2) 42. Rxh7?? { (-1.00 → -6.13) Blunder. Rb4 was best. } (42. Rb4) 42... Qxb2?? { (-6.13 → -1.21) Blunder. Qb5+ was best. } (42... Qb5+ 43. Kf2 Qxb2+ 44. Kg3 Rg8+ 45. Kh3 Kc6 46. Rh4 Qf2 47. Rh6+ Kb7 48. Rh4 Kc8 49. Rh5) 43. Rxc7?? { (-1.21 → -7.88) Blunder. Rh4 was best. } (43. Rh4) 43... Qxa3?? { (-7.88 → -1.65) Blunder. Qb5+ was best. } (43... Qb5+ 44. Kf2 Qb6+ 45. Kf1 Qxc7 46. Rg1 Qc4+ 47. Kg2 Rh8 48. Kh1 Qh4 49. Kg2 Ke6 50. Kf1) 44. Rd7+ Kc6 45. Rd1? { (-0.97 → -2.26) Mistake. Rg7 was best. } (45. Rg7) 45... Qa6+ 46. Nd3 Rxf3+?! { (-1.90 → -1.05) Inaccuracy. Rd8 was best. } (46... Rd8 47. Rc1+) 47. Ke2 Qa2+?? { (-0.97 → 3.99) Blunder. Rh3 was best. } (47... Rh3 48. Rd2 Qb5 49. Rc1+ Kb7 50. Rcc2 Rxh2+ 51. Kd1 Rh1+ 52. Ke2 Qe8+ 53. Kf3 Qf7+ 54. Nf4) 48. Rd2?? { (3.99 → 0.16) Blunder. Kxf3 was best. } (48. Kxf3 Qd5+ 49. Ke3 Qe6+ 50. Kd4 Qd6+ 51. Kc4 Qe6+ 52. Kc3 Kc7 53. Rhe1 Qc6+ 54. Kb3 Qd5+) 48... Qe6+ 49. Kxf3 Qf5+?? { (0.00 → 7.15) Blunder. Qd5+ was best. } (49... Qd5+ 50. Kf4 Qd4+ 51. Kf5 Qd7+ 52. Kg5 Qd5+ 53. Kg4) 50. Nf4 Qa5 51. Rhd1 Qc3+ 52. Rd3 Qc5 53. Rd5 Qa3+ 54. R5d3 Qb2 55. R1d2 Qe5? { (7.16 → Mate in 14) Checkmate is now unavoidable. Qh8 was best. } (55... Qh8 56. Rc2+) 56. Rc2+ Kb5 57. Rb3+?! { (Mate in 10 → 63.73) Lost forced checkmate sequence. Rd5+ was best. } (57. Rd5+ Qxd5+ 58. Nxd5 Ka4 59. Rc3 Kb5 60. h4 Ka6 61. h5 Ka7 62. h6 Ka6 63. h7 Kb7) 57... Ka4 58. Ra2+?? { (59.49 → 0.10) Blunder. Rb7 was best. } (58. Rb7) 58... Kxb3 59. Rf2 Qc3+ 60. Kg4 Qg7+ 61. Kf3 Qb7+ 62. Ke2 Qe4+ 63. Kf1 Qc4+ 64. Kg2 Qe4+ 65. Kg3 Kc3 66. h4 Qe3+?? { (0.15 → 63.76) Blunder. Qe1 was best. } (66... Qe1 67. Kf3 Kd4 68. Re2 Qh1+ 69. Kg4 Qg1+ 70. Kf5 Qb1+ 71. Kf6 Qf1 72. Kg5 Qg1+ 73. Rg2) 67. Kg2?? { (63.76 → 0.21) Blunder. Rf3 was best. } (67. Rf3 Qxf3+ 68. Kxf3 Kd4 69. Kg4 Kc4 70. h5 Kb4 71. Kf5 Ka4 72. Ne2 Kb5 73. h6 Kc4) 67... Kd4 68. h5 Ke5?? { (0.00 → 33.86) Blunder. Qe5 was best. } (68... Qe5 69. Rd2+ Kc3 70. Rf2) 69. h6?? { (33.86 → 0.00) Blunder. Re2 was best. } (69. Re2 Kxf4) 69... Qa7 70. Kf3 Qb7+ 71. Ke2 Qh7 72. Rh2?? { (0.00 → -3.19) Blunder. Nd3+ was best. } (72. Nd3+ Kd4 73. Rf4+ Kc3 74. Nf2 Qxh6 75. Kf3 Qh5+ 76. Ke3 Kb3 77. Re4 Qf5 78. Ke2 Kc3) 72... Qe4+ 73. Kd2?? { (-4.30 → Mate in 10) Checkmate is now unavoidable. Kd1 was best. } (73. Kd1 Qb1+ 74. Kd2 Qa2+ 75. Ke3 Qxh2 76. Ne2 Qh3+ 77. Kf2 Qf5+ 78. Ke3 Qh7 79. Kf3 Qf7+) 73... Qxf4+ 74. Ke2 Qxh2+ 75. Kf3 Qxh6 76. Ke2 Qf4 77. Kd3 Qe4+ 78. Kd2 Qd4+ 79. Ke2 Ke4 80. Kf1 Qd3+ 81. Kf2 Qf3+ 82. Ke1 Qe3+ 83. Kd1 Qd3+ 84. Ke1 Qc3+ 85. Kf2 Qf3+ 86. Ke1 Qc3+ 87. Ke2 Qe3+ 88. Kd1 Kf3 89. Kc2 Qe2+ 90. Kc3 Qe5+ 91. Kc4 Qc7+ 92. Kd4 Qf4+ 93. Kd5 { White offers draw } 93... Qf7+ 94. Kd6 Qe8 95. Kd5 Qd8+ 96. Ke5 Qb8+ 97. Kd5 Qb5+ 98. Ke6 Kf4 99. Kd6 Ke4 100. Ke7 Ke5 101. Kf7 Qb6 102. Ke7 Qe6+ 103. Kd8 Qb6+ 104. Ke7 Kf5 105. Kd7 Qe6+ 106. Kc7 Kf6 107. Kb7 Ke7 108. Kc7 Qd7+ 109. Kb6 Qd6+ 110. Kb5 Ke6 111. Kc4 Ke5 112. Kc3 Ke4 113. Kc4 Qd4+ 114. Kb5 Kd5 115. Ka6 Kd6 116. Kb5 Kc7 117. Ka5 Qb6+ 118. Ka4 Kc6 119. Ka3 Kc5 120. Ka4 Qb4# { Black wins by checkmate. } 0-1