Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/pbXFRErC"]
[Date "2025.09.24"]
[White "snakeywaters"]
[Black "Wesley"]
[Result "1-0"]
[UTCDate "2025.09.24"]
[UTCTime "20:02:46"]
[WhiteElo "1818"]
[BlackElo "1501"]
[WhiteRatingDiff "+3"]
[BlackRatingDiff "-3"]
[WhiteTitle "㎝"]
[BlackTitle "GM⚜"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A02"]
[Opening "Bird Opening"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. f4 { A02 Bird Opening } c5 2. Nf3 Nc6 3. e3 d6 4. b3 Nf6 5. Bb2 g6 6. Nc3 Bg7 7. Bb5 O-O?! { (-0.31 → 0.44) Inaccuracy. Bd7 was best. } (7... Bd7 8. d3 a6 9. Bxc6 Bxc6 10. e4 Nh5 11. Qd2 Qd7 12. O-O b5 13. Rae1 f5 14. e5) 8. O-O?! { (0.44 → -0.40) Inaccuracy. Bxc6 was best. } (8. Bxc6) 8... a6? { (-0.40 → 0.84) Mistake. Nb8 was best. } (8... Nb8 9. a3) 9. Bxc6 bxc6 10. Qe2 d5? { (0.60 → 1.73) Mistake. Nd5 was best. } (10... Nd5) 11. Ba3?? { (1.73 → -0.08) Blunder. Na4 was best. } (11. Na4) 11... Ne4 12. Qd3?? { (-0.29 → -2.12) Blunder. Bb2 was best. } (12. Bb2 Bg4 13. Na4 Bxb2 14. Nxb2 Bxf3 15. Rxf3 Qa5 16. d3 Qc3 17. dxe4 Qxb2 18. Rff1 c4) 12... Bf5? { (-2.12 → -0.67) Mistake. Nxc3 was best. } (12... Nxc3 13. dxc3 Bf5 14. Qd2 Qa5 15. Bb2 c4 16. Nd4 Bd7 17. Nf3 Rac8 18. h3 Rfd8 19. Kh1) 13. Ne5 Nxc3?? { (-1.12 → 0.98) Blunder. Qa5 was best. } (13... Qa5 14. Bb2 Bxe5 15. fxe5 Nxc3 16. Qxc3 Qxc3 17. dxc3 Rfb8 18. Rf2 Kf8 19. Raf1 c4 20. Bc1) 14. Qxc3 c4 15. bxc4 dxc4 16. Qxc4? { (0.65 → -0.63) Mistake. Rae1 was best. } (16. Rae1 Qd5 17. Bxe7 Rfe8 18. Ba3 Rab8 19. Bb2 c5 20. Rf2 Qe4 21. Rc1 Be6 22. Ba1 Rb4) 16... Qc7?? { (-0.63 → 2.19) Blunder. Qxd2 was best. } (16... Qxd2 17. Bc5) 17. Rab1? { (2.19 → 0.67) Mistake. e4 was best. } (17. e4 Be6) 17... Rab8?? { (0.67 → 6.90) Blunder. Bxe5 was best. } (17... Bxe5) 18. Qxc6?? { (6.90 → -5.92) Blunder. Rxb8 was best. } (18. Rxb8) 18... Qxc6?? { (-5.92 → 4.77) Blunder. Bxe5 was best. } (18... Bxe5 19. Qxc7 Bxc7 20. Bxe7 Rfc8 21. Rxb8 Rxb8 22. Kf2 Rb2 23. Kf3 Rxc2 24. e4 Be6 25. g4) 19. Nxc6 Rxb1 20. Rxb1 Bxc2 21. Rc1 Ba4 22. Nxe7+ Kh8 23. Rc8?? { (6.00 → 1.43) Blunder. d4 was best. } (23. d4) 23... h5?? { (1.43 → 8.54) Blunder. Rxc8 was best. } (23... Rxc8) 24. Nxg6+ fxg6 25. Bxf8 Bxf8 26. Rxf8+ Kg7 27. Ra8 Bb5 28. d4 Kf6 29. Kf2 g5 30. fxg5+ Kxg5 31. Kf3?? { (8.85 → 1.11) Blunder. Rf8 was best. } (31. Rf8 Kg6 32. d5 h4 33. d6 h3 34. gxh3 Bc6 35. Kg1 Bd7 36. Rb8 Bxh3) 31... Bc6+ 32. Kg3?? { (1.49 → -3.70) Blunder. e4 was best. } (32. e4) 32... Bxa8 33. h4+? { (-3.12 → -5.98) Mistake. a3 was best. } (33. a3 a5) 33... Kg6?? { (-5.98 → -1.20) Blunder. Kf5 was best. } (33... Kf5) 34. Kf4 Bxg2 35. e4? { (-1.43 → -3.06) Mistake. Ke5 was best. } (35. Ke5 Kf7 36. e4 Ke7 37. Kf4 Ke6 38. Ke3 Bf1 39. Kf4 Bc4 40. a3 Bb3 41. Ke3 Bd1) 35... a5?! { (-3.06 → -2.24) Inaccuracy. Kf6 was best. } (35... Kf6 36. Ke3 Ke6 37. Kd3 Kd6 38. Ke3 Kc6 39. Kf4 a5 40. Kf5 Kb5 41. Ke5 Kc4 42. d5) 36. d5?? { (-2.24 → -5.04) Blunder. Ke5 was best. } (36. Ke5 Kf7) 36... Kf6 37. a3 Ke7?! { (-5.07 → -3.60) Inaccuracy. Bh1 was best. } (37... Bh1) 38. Ke5 Bh3 39. d6+ Kd7 40. Kd5 a4 41. e5 Bg2+ 42. Kc5 Ke6 43. Kb6 Be4?? { (-7.79 → 7.62) Blunder. Bh3 was best. } (43... Bh3) 44. Kc7 Bc2 45. d7 Kxe5 46. d8=Q Kf4 47. Qf6+ Kg4 48. Qg5+ Kh3 49. Qxh5 Bb3 50. Qb5 Kxh4 51. Qb4+ Kg5 52. Kc6 Kf5 53. Kc5 Ke6 54. Kd4 Kf7?! { (61.13 → Mate in 9) Checkmate is now unavoidable. Kf5 was best. } (54... Kf5 55. Qe1 Kf6 56. Qe4 Bf7 57. Qe5+ Kg6 58. Qe7 Bc4 59. Qe4+ Kg5 60. Kxc4 Kf6 61. Qe1) 55. Qb6 Ke7 56. Kc5?! { (Mate in 6 → 59.98) Lost forced checkmate sequence. Ke5 was best. } (56. Ke5 Kf7 57. Qf6+ Kg8 58. Qe7 Bd5 59. Kf6 Bf7 60. Qxf7+ Kh8 61. Qg7#) 56... Kd7 57. Qc6+ Ke7 58. Qd6+ Kf7 59. Kc6 Kg8?! { (11.39 → Mate in 11) Checkmate is now unavoidable. Ba2 was best. } (59... Ba2) 60. Qe7?! { (Mate in 11 → 72.49) Lost forced checkmate sequence. Qg6+ was best. } (60. Qg6+ Kh8 61. Kd6 Bf7 62. Qf6+ Kh7 63. Qxf7+ Kh6 64. Qf4+ Kg6 65. Ke6 Kh5 66. Ke7 Kg6) 60... Bf7?! { (72.49 → Mate in 8) Checkmate is now unavoidable. Bf7 was best. } (60... Bf7 61. Kd6 Kg7 62. Ke5 Kh6 63. Qxf7 Kg5 64. Qf4+ Kg6 65. Qxa4 Kf7 66. Kd6 Kf6 67. Qf4+) 61. Kd6 Kg7 62. Ke5 Kg6 63. Qd6+ Kg5 64. Qd8+ Kg4 65. Qd4+ Kg5 66. Qxa4 Kh6 67. Qg4 Bh5 68. Qxh5+ Kxh5 69. a4 Kg6 70. a5 Kf7 71. a6 Ke8 72. a7 Kd7 73. a8=Q Kc7 74. Qa6 Kb8 75. Qd6+ Kb7 76. Kd5 Kc8 77. Qe7 Kb8 78. Qd7 Ka8 79. Kc6 Kb8 80. Qb7# { White wins by checkmate. } 1-0