CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/j4wdIu2n"] [Date "2022.03.18"] [White "Rohan"] [Black "ezavalis"] [Result "0-1"] [UTCDate "2022.03.18"] [UTCTime "20:17:02"] [WhiteElo "1238"] [BlackElo "1386"] [WhiteRatingDiff "-15"] [BlackRatingDiff "+20"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Blackmar-Diemer Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 Nf6 2. Nc3?! { (0.82 → 0.30) Inaccuracy. e5 was best. } (2. e5 Nd5 3. c4 Nb6 4. Nf3 d6 5. exd6 exd6 6. d4 Be7) 2... d5 3. d4? { (0.49 → -0.99) Mistake. e5 was best. } { D00 Blackmar-Diemer Gambit } (3. e5) 3... Bg4?? { (-0.99 → 1.41) Blunder. Nxe4 was best. } (3... Nxe4 4. Nxe4 dxe4 5. Be3 Nd7 6. f3 Nf6 7. fxe4 Nxe4 8. Bd3 Nd6 9. Nf3 g6 10. Qe2) 4. Nf3?? { (1.41 → -0.59) Blunder. f3 was best. } (4. f3 Bc8) 4... dxe4 5. h3 Bxf3 6. Bb5+?? { (-0.26 → -7.77) Blunder. gxf3 was best. } (6. gxf3) 6... c6 7. gxf3 exf3?? { (-7.93 → -1.53) Blunder. cxb5 was best. } (7... cxb5 8. O-O) 8. Ba4 e5 9. d5? { (-1.75 → -3.42) Mistake. dxe5 was best. } (9. dxe5 Qxd1+) 9... Bb4 10. dxc6? { (-3.58 → -6.60) Mistake. Bb3 was best. } (10. Bb3 Nxd5) 10... bxc6?? { (-6.60 → -0.81) Blunder. Qxd1+ was best. } (10... Qxd1+ 11. Kxd1) 11. a3?? { (-0.81 → -5.84) Blunder. Qxf3 was best. } (11. Qxf3) 11... Bc5?? { (-5.84 → 1.11) Blunder. Qxd1+ was best. } (11... Qxd1+ 12. Kxd1 Bxc3 13. bxc3 Ne4 14. Ke1 Nc5 15. Bb3 Nxb3 16. cxb3 f5 17. Kd2 f4 18. Kd3) 12. b4?? { (1.11 → -3.00) Blunder. Qxf3 was best. } (12. Qxf3 e4 13. Qf5 Be7 14. Bd2 Nbd7 15. O-O-O g6 16. Qf4 O-O 17. Nxe4 Nxe4 18. Qxe4 Nc5) 12... Bd4 13. O-O?? { (-2.38 → -7.68) Blunder. Bb2 was best. } (13. Bb2 a5) 13... O-O 14. Re1?! { (-6.02 → -8.81) Inaccuracy. Qxf3 was best. } (14. Qxf3 e4) 14... h5?! { (-8.81 → -5.26) Inaccuracy. Bxc3 was best. } (14... Bxc3) 15. Ne2?! { (-5.26 → -10.15) Inaccuracy. Qxf3 was best. } (15. Qxf3 e4 16. Nxe4 Nxe4 17. Qxe4 Bxa1 18. c4 Qf6 19. Rd1 Nd7 20. Bc2 g6 21. Rxd7 Rae8) 15... Bxa1 16. Qxd8 Rxd8 17. Bxc6 Nxc6 18. Ng3 Bc3 19. Re3 Bd4 20. Rxf3 Ne4 21. Nxe4 g6 22. Bg5 Rd5?? { (-8.38 → 0.00) Blunder. f5 was best. } (22... f5 23. Nd2 e4 24. Rg3 Kf7 25. b5 Ne7 26. Nc4 Rac8 27. Bxe7 Kxe7 28. Ne3 f4 29. Rxg6) 23. c4?? { (0.00 → -6.74) Blunder. Nf6+ was best. } (23. Nf6+ Kg7 24. Nxd5 e4 25. Rb3 Be5 26. Be3 Nd4 27. Bxd4 Bxd4 28. c4 Rc8 29. c5 f5) 23... Rd6?? { (-6.74 → 1.17) Blunder. Rdd8 was best. } (23... Rdd8 24. Rf6 Rdc8 25. c5 Nd8 26. Rd6 Ne6 27. h4 a5 28. c6 Rcb8 29. Rd7 axb4 30. axb4) 24. h4?? { (1.17 → -7.37) Blunder. Nxd6 was best. } (24. Nxd6 f5) 24... Bb2?? { (-7.37 → 2.30) Blunder. Re6 was best. } (24... Re6) 25. c5?? { (2.30 → -8.00) Blunder. Nxd6 was best. } (25. Nxd6) 25... Rd1+ 26. Kg2 Nd4 27. Re3 f6 28. Bxf6 Nc2 29. Rg3 Ne1+ 30. Kf1 Nc2+ 31. Ke2 Re1+ 32. Kd2 Bc1+? { (-6.38 → -3.50) Mistake. Rxe4 was best. } (32... Rxe4 33. Kxc2) 33. Kxc2 Bf4?? { (-3.47 → 0.00) Blunder. Rxe4 was best. } (33... Rxe4 34. Kxc1) 34. Kd3?? { (0.00 → -3.75) Blunder. Rxg6+ was best. } (34. Rxg6+ Kf7 35. Rg7+ Ke6 36. f3 Rxe4 37. fxe4 Kxf6 38. Rh7 Kg6 39. Rd7 Bg3 40. Rd6+ Kg7) 34... Rd1+?? { (-3.75 → 0.00) Blunder. Bxg3 was best. } (34... Bxg3) 35. Ke2 Rc1? { (-0.16 → 1.30) Mistake. Rd4 was best. } (35... Rd4) 36. Kf3?? { (1.30 → -5.04) Blunder. Rd3 was best. } (36. Rd3 Rc2+ 37. Kf3 Rf8 38. Rd6 Bc1 39. Ra6 Rf7 40. b5 Bb2 41. Ke3 Rd7 42. Rd6 Bd4+) 36... Bh6?? { (-5.04 → 8.60) Blunder. Bxg3 was best. } (36... Bxg3 37. Kxg3 Ra1 38. Bxe5 Rxa3+ 39. Kf4 Rb3 40. Bc3 Rf8+ 41. Ke5 Re8+ 42. Kd4 Rxe4+ 43. Kxe4) 37. Ke2?? { (8.60 → 1.46) Blunder. Rxg6+ was best. } (37. Rxg6+) 37... Rc2+?? { (1.46 → 4.22) Blunder. Bf4 was best. } (37... Bf4 38. Rd3) 38. Kd3 Ra2 39. Kc3?? { (3.53 → 0.37) Blunder. Rxg6+ was best. } (39. Rxg6+ Kh7 40. Rg1 Rxa3+ 41. Kc4 a5 42. Bxe5 axb4 43. Nf6+ Kh8 44. Nd7+ Kh7 45. c6 Rf3) 39... Rxa3+ 40. Kc4 Ra4?? { (0.00 → 3.20) Blunder. Rxg3 was best. } (40... Rxg3 41. fxg3 Bg7 42. Bg5 Bf8 43. b5 Kf7 44. Be3 Ke6 45. c6 Be7 46. Nc5+ Bxc5 47. Bxc5) 41. Kb5 Ra3?? { (2.68 → 10.31) Blunder. Ra1 was best. } (41... Ra1 42. Rxg6+) 42. Rxa3 Rb8+ 43. Ka5 Bc1 44. Ra1 Bd2 45. Ka6 Bxb4 46. Kxa7 Rc8 47. Rb1?! { (8.05 → 4.98) Inaccuracy. Rc1 was best. } (47. Rc1) 47... g5? { (4.98 → 11.08) Mistake. Bxc5+ was best. } (47... Bxc5+ 48. Kb7) 48. Bxe5?! { (11.08 → 5.33) Inaccuracy. Rxb4 was best. } (48. Rxb4) 48... Ba5?! { (5.33 → 11.84) Inaccuracy. Rxc5 was best. } (48... Rxc5 49. Bd6) 49. Ra1?! { (11.84 → 6.46) Inaccuracy. Rb7 was best. } (49. Rb7 Rd8 50. hxg5 Bb4 51. Rxb4 Kf7 52. f4 Ke6 53. c6 Rc8 54. c7 Kd5 55. Nf6+ Kc5) 49... gxh4?! { (6.46 → 10.61) Inaccuracy. Bb4 was best. } (49... Bb4 50. Bd6 gxh4 51. Kb7 Bxc5 52. Rg1+ Kf7 53. Kxc8 Bd4 54. Kc7 h3 55. Rh1 Kg6 56. Kc6) 50. f4 h3 51. Ka6 Rc6+ 52. Kxa5 h2 53. Nf2?! { (61.65 → 5.40) Inaccuracy. f5 was best. } (53. f5 Rc8 54. Kb5 Kf8 55. Bxh2 Kg8 56. Be5 Rf8 57. Nf6+ Rxf6 58. Bxf6 Kf8 59. Rh1 Kf7) 53... Rxc5+ 54. Kb4 Rc2 55. f5?? { (5.48 → 0.59) Blunder. Ne4 was best. } (55. Ne4) 55... Rxf2 56. Bxh2?! { (0.48 → -0.04) Inaccuracy. f6 was best. } (56. f6 Kf7 57. Kc4 Ke6 58. Bc3 Rg2 59. Re1+ Kf7 60. Rh1 Ke6 61. Bd4 h4 62. Kd3 h3) 56... Rxh2 57. Ra4?? { (0.00 → -14.20) Blunder. Kc3 was best. } (57. Kc3 h4 58. Kd3 h3 59. Ke3 Kf7 60. Kf4 Rg2 61. Ra7+ Kf6 62. Ra6+ Kg7 63. Ra7+) 57... h4?? { (-14.20 → -0.03) Blunder. Rh4+ was best. } (57... Rh4+ 58. Kb3) 58. Ra5 Rb2+?! { (-0.53 → 0.00) Inaccuracy. Rh1 was best. } (58... Rh1 59. f6) 59. Kc3 Rb1 60. Ra8+ Kf7 61. Ra6 Kg7 62. Ra5 h3 63. Rd5?? { (-0.85 → -6.67) Blunder. Ra7+ was best. } (63. Ra7+ Kh6 64. Ra2 Rh1 65. Rf2 h2 66. Rc2 Kg7 67. f6+ Kf7 68. Kc4 Kxf6 69. Kc3 Ke5) 63... h2 64. Rd4?! { (-6.42 → -65.54) Inaccuracy. Rd7+ was best. } (64. Rd7+ Kf6) 64... h1=Q 65. Rg4+ Kf6 66. Rg3 Qe4 67. Rd3 Qf3?? { (Mate in 2 → 0.00) Lost forced checkmate sequence. Qb4+ was best. } (67... Qb4+ 68. Kc2 Qb2#) 68. Kd4?? { (0.00 → Mate in 6) Checkmate is now unavoidable. Rxf3 was best. } (68. Rxf3 Ra1 69. Kd4 Rd1+ 70. Ke3 Rh1 71. Kf4 Ra1 72. Ke4 Ra4+ 73. Kd5 Ra1 74. Ke4) 68... Qxf5 69. Kc3 Qa5+ 70. Kc4 Ra1 71. Kd4 Ra4+ 72. Ke3 Qh5 73. Kd2 Qh2+ 74. Ke3 Qh3+ 75. Kf2 Qxd3 76. Kg2 Qd2+ 77. Kf3 Ra3+ 78. Ke4 Qa5 79. Kf4 Rh3 80. Kg4 Ra3 81. Kf4 Ra4+ 82. Kg3 Qh5 83. Kf2 Qh4+ 84. Ke3 Ra3+ 85. Kd2 Qh2+ 86. Ke1 Ra1# { Black wins by checkmate. } 0-1