CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/WN7iu3yx"] [Date "2026.09.09"] [White "Ellis"] [Black "Samuel"] [Result "1/2-1/2"] [UTCDate "2026.09.09"] [UTCTime "14:09:07"] [WhiteElo "911"] [BlackElo "1122"] [WhiteRatingDiff "+36"] [BlackRatingDiff "-67"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Grob Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. g4 { A00 Grob Opening } e5?! { (-1.54 → -1.00) Inaccuracy. d5 was best. } (1... d5 2. Bg2 Bxg4 3. c4 Nf6 4. cxd5 c6 5. dxc6 Nxc6 6. Nc3 e5 7. d3 Rc8 8. Nf3) 2. g5?! { (-1.00 → -1.69) Inaccuracy. c4 was best. } (2. c4) 2... Qxg5?! { (-1.69 → -1.07) Inaccuracy. Nc6 was best. } (2... Nc6 3. c4) 3. Bh3? { (-1.07 → -2.68) Mistake. d4 was best. } (3. d4 Qh5 4. Nc3 Bb4 5. Qd3 Nc6 6. Nf3 d5 7. Nxe5 Bf5 8. Qg3 Nxe5 9. Qxe5+ Ne7) 3... Qxg1+?? { (-2.68 → 7.84) Blunder. Nc6 was best. } (3... Nc6 4. d3) 4. Rxg1 h5 5. Bxd7+? { (8.45 → 4.49) Mistake. d4 was best. } (5. d4 Nc6) 5... Kxd7?! { (4.49 → 6.62) Inaccuracy. Bxd7 was best. } (5... Bxd7 6. d3 Nc6 7. c3 O-O-O 8. b4 Nf6 9. Qc2 e4 10. dxe4 Bd6 11. Nd2 Bxh2 12. Rxg7) 6. e4 c5 7. Rxg7?? { (5.83 → -0.76) Blunder. Na3 was best. } (7. Na3 Nc6) 7... c4?? { (-0.76 → 7.23) Blunder. Bxg7 was best. } (7... Bxg7) 8. Rxg8?? { (7.23 → 1.32) Blunder. Rxf7+ was best. } (8. Rxf7+) 8... Bg7?? { (1.32 → 14.53) Blunder. Rxg8 was best. } (8... Rxg8 9. Kf1) 9. Rxc8 Rg8 10. Rxg8 Nc6 11. Rxg7 Nd4 12. d3 Nxc2+ 13. Qxc2 cxd3?! { (24.84 → Mate in 4) Checkmate is now unavoidable. Rc8 was best. } (13... Rc8 14. Qxc4 Rxc4 15. dxc4 Ke6 16. Nc3 a6 17. Rh7 f5 18. Rxb7 Kd6 19. exf5 Kc5 20. b3) 14. h4?! { (Mate in 4 → 16.76) Lost forced checkmate sequence. Rxf7+ was best. } (14. Rxf7+ Ke8 15. Qc7 d2+ 16. Bxd2 Rd8 17. Qe7#) 14... dxc2 15. Be3 Kd6 16. Nd2 a5 17. Nb1 Kc6 18. Bh6 f5 19. Be3 fxe4 20. Bh6 a4 21. f4?? { (16.01 → -7.54) Blunder. Na3 was best. } (21. Na3) 21... exf4?? { (-7.54 → 13.59) Blunder. c1=Q+ was best. } (21... c1=Q+) 22. Kf1?? { (13.59 → -8.68) Blunder. Na3 was best. } (22. Na3) 22... Ra5?? { (-8.68 → 12.69) Blunder. c1=Q+ was best. } (22... c1=Q+) 23. Bxf4 e3 24. Bxe3 a3 25. bxa3 Rxa3 26. Nxa3 Kd5 27. Bg1 Ke4 28. Re1+ Kd3 29. Nxc2 Kxc2 30. Kg2 Kd2 31. Re4 Kd3 32. Re1 Kd2 33. Re8 b5 34. Kh1 b4 35. Ba7 b3 36. Kh2 bxa2 37. Kg3?! { (Mate in 6 → 59.63) Lost forced checkmate sequence. Rd7+ was best. } (37. Rd7+ Kc3 38. Rc8+ Kb4 39. Rb7+ Ka5 40. Bd4 Ka6 41. Rcb8 a1=Q 42. Ra7#) 37... Kd1?! { (59.63 → Mate in 5) Checkmate is now unavoidable. a1=Q was best. } (37... a1=Q 38. Be3+ Kc2 39. Rc7+ Qc3 40. Rxc3+ Kxc3 41. Re5 Kc2 42. Rxh5 Kb3 43. Ba7 Ka4 44. Re5) 38. Kf4 Kd2 39. Ke5?? { (Mate in 5 → 0.00) Lost forced checkmate sequence. Be3+ was best. } (39. Be3+ Kd3 40. Rd8+ Kc3 41. Rc7+ Kb3 42. Rb8+ Ka4 43. Ra7#) 39... Ke2?? { (0.00 → Mate in 5) Checkmate is now unavoidable. a1=Q+ was best. } (39... a1=Q+ 40. Bd4 Qe1+ 41. Kf5 Qxe8 42. Bf6 Qb5+ 43. Kg6 Ke2 44. Rf7 Kf2 45. Bg5+ Kg2 46. Kg7) 40. Kd6+ Kf3 41. Kc7?? { (Mate in 4 → 4.39) Lost forced checkmate sequence. Rf8+ was best. } (41. Rf8+ Ke2 42. Rg3 a1=Q 43. Rf2+ Kd1 44. Rg1#) 41... Kf4?? { (4.39 → Mate in 5) Checkmate is now unavoidable. a1=Q was best. } (41... a1=Q) 42. Re6?? { (Mate in 5 → 3.95) Lost forced checkmate sequence. Rf7+ was best. } (42. Rf7+ Kg3 43. Rg8+ Kh3 44. Rf3+ Kh2 45. Bg1+ Kh1 46. Rh3#) 42... Kf5?? { (3.95 → 77.03) Blunder. a1=Q was best. } (42... a1=Q 43. Be3+) 43. Rc6? { (77.03 → 4.25) Mistake. Ra6 was best. } (43. Ra6 a1=Q 44. Rxa1 Ke4 45. Rg5 Kf3 46. Rxh5 Kg4 47. Rg5+ Kf4 48. Rga5 Kf3 49. h5 Ke2) 43... Kf4?? { (4.25 → Mate in 7) Checkmate is now unavoidable. a1=Q was best. } (43... a1=Q 44. Rg5+ Kf4 45. Bb6 Kf3 46. Re6 Qa4 47. Rf6+ Ke4 48. Bc5 Qa5+ 49. Kd7 Qa4+ 50. Ke7) 44. Bf2?? { (Mate in 7 → 4.31) Lost forced checkmate sequence. Ra6 was best. } (44. Ra6 Ke4 45. Rxa2 Kd3 46. Rg3+ Ke4 47. Ra4+ Kd5 48. Rg5+ Ke6 49. Rf4 Ke7 50. Re5#) 44... Kf3? { (4.31 → 76.37) Mistake. a1=Q was best. } (44... a1=Q 45. Rg5) 45. Bc5? { (76.37 → 4.29) Mistake. Bd4 was best. } (45. Bd4 Ke4 46. Ba1 Ke3 47. Rg5 Kd2 48. Rxh5 Kd3 49. Ra6 Ke3 50. Rxa2 Ke4 51. Rha5 Kf4) 45... Ke2?? { (4.29 → Mate in 10) Checkmate is now unavoidable. a1=Q was best. } (45... a1=Q 46. Rgg6 Qa5+ 47. Kd7 Qa4 48. Be7 Qa8 49. Bd8 Ke2 50. Ke8 Kf1 51. Rcf6+ Ke2 52. Rd6) 46. Rg2+ Ke1 47. Rg1+ Kd2 48. Rd1+ Kxd1 49. Bg1?? { (64.80 → 0.00) Blunder. Ra6 was best. } (49. Ra6 Ke2 50. Rxa2+ Kf3 51. Bf2 Kg2 52. Be1+ Kf3 53. Ra5 Ke2 54. Bb4 Kf3 55. Rc5 Kf4) 49... a1=R?? { (0.00 → 5.31) Blunder. a1=Q was best. } (49... a1=Q 50. Be3) 50. Bc5 Ra8?! { (4.78 → 6.51) Inaccuracy. Ke2 was best. } (50... Ke2 51. Be7 Kf3 52. Rc4 Ra6 53. Kd7 Kg3 54. Rc5 Ra7+ 55. Ke6 Kg4 56. Rc4+ Kg3 57. Bg5) 51. Kd6?! { (6.51 → 4.62) Inaccuracy. Re6 was best. } (51. Re6 Ra5 52. Be7 Kc2 53. Kd6 Kd3 54. Bf6 Ra7 55. Re5 Rh7 56. Kd5 Rc7 57. Ke6 Rh7) 51... Rd8+?! { (4.62 → 6.33) Inaccuracy. Ra4 was best. } (51... Ra4 52. Bf2) 52. Ke5 Rd6?! { (5.93 → 71.11) Inaccuracy. Ke2 was best. } (52... Ke2 53. Be7 Rh8 54. Kf5 Kf3 55. Kg6 Kg4 56. Rc4+ Kg3 57. Kg5 Re8 58. Bd6+ Kg2 59. Kxh5) 53. Rxd6+ Ke1?! { (66.76 → Mate in 5) Checkmate is now unavoidable. Kc2 was best. } (53... Kc2 54. Kf4 Kb2 55. Rh6 Kb3 56. Rxh5 Ka4 57. Rf5 Kb5 58. h5 Kc6 59. h6 Kb5 60. h7) 54. Kf4 Kf1 55. Kf5 Kg2 56. Ke6 Kh3 57. Be3 Kxh4 58. Bd4 Kg4 59. Ra6 h4 60. Rd6 h3 61. Bf6 h2?! { (53.49 → Mate in 17) Checkmate is now unavoidable. h2 was best. } (61... h2 62. Rd1 Kf3 63. Be5 Ke2 64. Rh1 Kd3 65. Kd5 Kd2 66. Rxh2+ Kd3 67. Bf6 Ke3 68. Rh3+) 62. Bg5?? { (Mate in 17 → -0.26) Lost forced checkmate sequence. Rd1 was best. } (62. Rd1 Kf4 63. Be5+ Kg4 64. Bxh2 Kf3 65. Be5 Ke3 66. Rh1 Ke4 67. Rh5 Ke3 68. Kd5 Kd2) 62... Kxg5 63. Kd7? { (0.00 → -1.35) Mistake. Rd1 was best. } (63. Rd1 Kf4 64. Rb1 Kf3 65. Kf5 Kg3 66. Rb3+ Kg2 67. Rb2+ Kg3) 63... h1=R? { (-1.35 → 0.00) Mistake. h1=Q was best. } (63... h1=Q 64. Rc6) 64. Rf6?? { (0.00 → Mate in 14) Checkmate is now unavoidable. Rd4 was best. } (64. Rd4 Kf5 65. Kd6 Re1 66. Kc5 Rc1+ 67. Kd5 Ra1 68. Rd3 Kf4 69. Kd4 Kg5 70. Rd2 Kh4) 64... Ra1?? { (Mate in 14 → 0.00) Lost forced checkmate sequence. Kxf6 was best. } (64... Kxf6 65. Kc6 Rh5 66. Kd6 Rf5 67. Kd7 Rd5+ 68. Kc7 Ke7 69. Kc6 Ke6 70. Kc7 Rc5+ 71. Kb7) 65. Rh6?? { (0.00 → -6.27) Blunder. Rf2 was best. } (65. Rf2 Kg4 66. Ke6 Kg3 67. Rd2 Ra3 68. Kd5 Re3 69. Kd4 Rf3 70. Ke4 Rf4+ 71. Ke3) 65... Ra8?? { (-6.27 → 0.00) Blunder. Ra7+ was best. } (65... Ra7+ 66. Kc6 Ra6+ 67. Kd5 Rxh6 68. Ke4 Re6+ 69. Kd3 Kf4 70. Kd4 Rd6+ 71. Kc4 Ke4 72. Kc5) 66. Rh4?? { (0.00 → -8.52) Blunder. Rh2 was best. } (66. Rh2 Kf4 67. Kc6 Ra7 68. Rg2 Kf3 69. Rc2 Kg3 70. Rb2 Rf7 71. Kd5 Rd7+ 72. Ke4 Rd1) 66... Rg8?? { (-8.52 → 0.00) Blunder. Kxh4 was best. } (66... Kxh4 67. Kd6 Ra5 68. Kc6 Kg5 69. Kb7 Re5 70. Kc8 Kf5 71. Kc7 Ke6) 67. Rd4 Ra8 68. Rd6 Ra1 69. Kc8 Kf5 70. Rg6?? { (0.00 → Mate in 17) Checkmate is now unavoidable. Rd3 was best. } (70. Rd3 Rc1+ 71. Kd7 Rh1 72. Kd6 Ke4 73. Ra3 Kd4 74. Ra5 Rh6+ 75. Kc7 Rh7+ 76. Kb6) 70... Kxg6 71. Kb8 Ra8+?? { (Mate in 15 → 0.00) Lost forced checkmate sequence. Rc1 was best. } (71... Rc1 72. Kb7 Kf5 73. Kb6 Ke5 74. Kb5 Kd4 75. Kb6 Kd5 76. Kb7 Kd6 77. Kb6 Rb1+ 78. Ka5) 72. Kc7?? { (0.00 → Mate in 12) Checkmate is now unavoidable. Kxa8 was best. } (72. Kxa8 Kf5 73. Kb8 Kf4 74. Kc7 Ke4 75. Kd6 Kd3 76. Ke5 Ke3 77. Kf5 Kd4 78. Kg6 Ke3) 72... Rc8+?? { (Mate in 12 → 0.00) Lost forced checkmate sequence. Ra6 was best. } (72... Ra6 73. Kb7 Re6 74. Kc7 Kf6 75. Kd7 Kf7 76. Kc8 Ke7 77. Kc7 Rg6 78. Kc8 Kd6 79. Kb7) 73. Kxc8 { The game is a draw. } 1/2-1/2