Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/pvj2N6Hh"]
[Date "2026.10.16"]
[White "Caroline1"]
[Black "PJ"]
[Result "1-0"]
[UTCDate "2026.10.16"]
[UTCTime "20:43:44"]
[WhiteElo "1591"]
[BlackElo "1978"]
[WhiteRatingDiff "+13"]
[BlackRatingDiff "-12"]
[WhiteTitle "GM😼"]
[BlackTitle "GM🐶"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C61"]
[Opening "Ruy Lopez: Bird Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 { C61 Ruy Lopez: Bird Variation } 4. Nxd4 exd4 5. c3 Qg5 6. g3?? { (0.12 → -7.31) Blunder. Bf1 was best. } (6. Bf1 Bc5) 6... Qxb5 7. cxd4 Nf6 8. Nc3 Qb6?! { (-7.34 → -5.32) Inaccuracy. Qd3 was best. } (8... Qd3) 9. e5 Qxd4?? { (-5.87 → -0.82) Blunder. Qe6 was best. } (9... Qe6 10. Qb3 Ng8 11. O-O Qxb3 12. axb3 b6 13. d5 Bb7 14. Re1 a5 15. d6 cxd6 16. d4) 10. exf6 Bc5?? { (-1.18 → 1.26) Blunder. Qxf6 was best. } (10... Qxf6 11. O-O c6 12. d4 Be7 13. d5 O-O 14. h4 h6 15. Re1 d6 16. Bf4 Rd8 17. Re3) 11. Qe2+?! { (1.26 → 0.47) Inaccuracy. O-O was best. } (11. O-O O-O) 11... Kd8 12. b4?? { (0.65 → -5.98) Blunder. fxg7 was best. } (12. fxg7 Qxg7) 12... Re8 13. Qxe8+ Kxe8 14. bxc5 b6?! { (-6.55 → -4.94) Inaccuracy. Qe5+ was best. } (14... Qe5+ 15. Kd1 Qxf6 16. Re1+ Kf8 17. Ba3 d6 18. cxd6 Bg4+ 19. Kc1 cxd6 20. Re4 Rc8 21. Rxg4) 15. fxg7 Qxg7?! { (-5.54 → -4.04) Inaccuracy. Qe5+ was best. } (15... Qe5+) 16. cxb6? { (-4.04 → -6.74) Mistake. O-O was best. } (16. O-O bxc5) 16... Ba6? { (-6.74 → -3.87) Mistake. Qe5+ was best. } (16... Qe5+) 17. bxc7 Qe5+? { (-4.62 → -2.61) Mistake. Rc8 was best. } (17... Rc8 18. f3 Qd4 19. Bb2 Rxc7 20. O-O-O Bd3 21. Rhe1+ Kd8 22. Re3 Kc8 23. Rde1 Qc4 24. Re8+) 18. Kd1 Bd3?? { (-2.66 → 0.28) Blunder. Qh5+ was best. } (18... Qh5+ 19. Kc2) 19. Re1?? { (0.28 → -1.84) Blunder. Ba3 was best. } (19. Ba3) 19... Qxe1+?? { (-1.84 → 7.91) Blunder. Bc2+ was best. } (19... Bc2+ 20. Kxc2) 20. Kxe1 Rc8 21. Nd5 Bc4 22. Nf6+ Ke7 23. Nxh7 Rxc7 24. Ba3+ Ke6 25. Ng5+ Kf5 26. Nf3 Ke4 27. Rc1 Kxf3 28. d3 Rb7 29. Rxc4 Rb1+ 30. Rc1 Rb6 31. Kd2 Ra6 32. Rc3 Kxf2 33. Bc5+ Kf3 34. d4+ Ke4 35. Re3+ Kd5 36. Re7 Rxa2+ 37. Kd3 Rxh2 38. Rxd7+ Ke6 39. Rxa7 Rh3 40. Ke4 Rxg3 41. Ra6+ Kd7 42. Ra7+ Ke6 43. Ra6+ Kd7 44. Ra7+ Kc6 45. Rxf7 Rg4+ 46. Kf5 Rg2 47. Rf6+ Kd5 48. Rd6+ Kc4 49. Ke6 Re2+ 50. Kd7 Rf2 51. Kc6 Rf8 52. Rd7 Rf6+ 53. Rd6 Rf8 54. Rd7 Rc8+ 55. Rc7 Rd8 56. Rd7?! { (9.59 → 5.82) Inaccuracy. Bb6 was best. } (56. Bb6 Rd5 57. Re7 Rf5 58. d5 Rf8 59. Re4+ Kd3 60. Re3+ Kd2 61. d6 Rf7 62. d7 Rf8) 56... Rf8?? { (5.82 → Mate in 10) Checkmate is now unavoidable. Rc8+ was best. } (56... Rc8+ 57. Kb7) 57. Bxf8 { Black resigns. } 1-0