Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/X45FJzul"]
[Date "2026.01.23"]
[White "Trekker"]
[Black "Benton"]
[Result "1-0"]
[UTCDate "2026.01.23"]
[UTCTime "21:31:16"]
[WhiteElo "1829"]
[BlackElo "2019"]
[WhiteRatingDiff "+12"]
[BlackRatingDiff "-13"]
[WhiteTitle "GM🎅"]
[BlackTitle "GM☾"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A01"]
[Opening "Nimzo-Larsen Attack: Modern Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. b3 e5 2. Bb2 Nc6 3. e3 { A01 Nimzo-Larsen Attack: Modern Variation } d5 4. Bb5 Bd6 5. f4 f6 6. Nc3 d4 7. Ne4 f5?? { (0.78 → 3.99) Blunder. Bf5 was best. } (7... Bf5 8. Nxd6+ cxd6 9. Bxc6+ bxc6 10. exd4 exf4 11. Ne2 Kf7 12. O-O g5 13. d5 Ne7 14. Nxf4) 8. Nxd6+ Qxd6 9. fxe5 Qxe5?! { (4.23 → 5.80) Inaccuracy. Qc5 was best. } (9... Qc5 10. Qh5+) 10. Bxd4 Qe7 11. Bxc6+ bxc6 12. Qh5+ g6?! { (5.13 → 7.76) Inaccuracy. Kd8 was best. } (12... Kd8 13. Nf3 Nf6 14. Qh4 c5 15. Bb2 Bd7 16. O-O Kc8 17. Ne5 Rf8 18. Nxd7 Qxd7 19. Bxf6) 13. Qf3 Nf6 14. Qxc6+ Kf7 15. Bxf6 Qxf6 16. Qxf6+?! { (8.07 → 4.83) Inaccuracy. Qxc7+ was best. } (16. Qxc7+ Kg8) 16... Kxf6 17. Nf3 Be6 18. Kf2 Rad8 19. Rad1 g5 20. g3 g4 21. Nd4?! { (6.23 → 4.62) Inaccuracy. Nh4 was best. } (21. Nh4 Rd6) 21... Bd5 22. Rhe1? { (4.53 → 2.87) Mistake. Rhf1 was best. } (22. Rhf1) 22... c5 23. Ne2 Bf3?? { (2.32 → 4.93) Blunder. h5 was best. } (23... h5) 24. d3 Rhe8 25. Rd2 Rb8 26. Ng1 Bc6 27. Rde2?! { (4.89 → 3.83) Inaccuracy. Ne2 was best. } (27. Ne2) 27... Rbd8?! { (3.83 → 5.46) Inaccuracy. h5 was best. } (27... h5 28. h4) 28. e4?? { (5.46 → 1.18) Blunder. Rf1 was best. } (28. Rf1 Kg6) 28... fxe4 29. dxe4? { (1.13 → 0.09) Mistake. Re3 was best. } (29. Re3 exd3 30. Rxd3 Rxd3 31. cxd3 Rd8 32. Re3 Bb5 33. Ke2 Rd5 34. h4 Rf5 35. Ke1 Bc6) 29... Re5?! { (0.09 → 0.98) Inaccuracy. Ke5 was best. } (29... Ke5 30. Rc1 Rf8+ 31. Ke1 Rd6 32. h3 Rdf6 33. Kd2 Bb5 34. c4 Bd7 35. h4 Bc6 36. Re3) 30. h3 h5 31. hxg4?! { (0.80 → 0.29) Inaccuracy. Re3 was best. } (31. Re3 Rd4 32. R1e2 c4 33. Rc3 Bb5 34. Ree3 cxb3 35. axb3 Rdxe4 36. Rxe4 Rxe4 37. h4 a5) 31... hxg4 32. c4 Rd3 33. Re3 Rxe3? { (0.00 → 1.37) Mistake. Rd2+ was best. } (33... Rd2+ 34. R3e2 Rd3 35. Re3) 34. Rxe3 Rxe4?! { (1.66 → 2.34) Inaccuracy. a5 was best. } (34... a5 35. Ne2 Bxe4 36. Nc3 Rf5+ 37. Ke2 Bf3+ 38. Kd3 Rh5 39. Ne4+ Kf5 40. Nd2 Bc6 41. Re7) 35. Ne2 Rxe3? { (2.39 → 4.48) Mistake. Kf5 was best. } (35... Kf5 36. Nf4) 36. Kxe3 Bf3?! { (4.18 → 5.66) Inaccuracy. Ke5 was best. } (36... Ke5 37. Nf4) 37. Nc3 Ke5 38. a3?? { (4.36 → 1.79) Blunder. Na4 was best. } (38. Na4 Kd6) 38... Bc6? { (1.79 → 3.73) Mistake. a5 was best. } (38... a5 39. Na4 Kd6 40. Nb2 Kc6 41. Nd3 Kd6 42. Nf2 Ke5 43. Kd3 Kf5 44. Kd2 Ke6 45. Kc2) 39. b4 cxb4 40. axb4 a6 41. b5?? { (3.57 → 0.57) Blunder. Nd1 was best. } (41. Nd1 Bb7 42. Nf2 Bc8 43. Nd3+ Kd6 44. Kd4 Bf5 45. Nc5 Bc8 46. Ne4+ Kc6 47. Ng5 Bd7) 41... axb5 42. Nxb5 Bg2?! { (0.44 → 1.19) Inaccuracy. Be8 was best. } (42... Be8 43. Nd4 Bf7 44. c5 Bc4 45. c6 Ba6 46. c7 Kd6 47. Nb5+ Kd7 48. Kf4 Kc8 49. Kxg4) 43. Kd3?! { (1.19 → 0.40) Inaccuracy. Nc3 was best. } (43. Nc3 Bf1 44. Ne2 Bg2 45. Nf4 Bf3 46. Nd3+ Ke6 47. Kd4 Kd6 48. c5+ Ke6 49. Kc4 Be2) 43... Bf1+ 44. Kc3 Bxc4?? { (0.38 → 7.71) Blunder. Bg2 was best. } (44... Bg2 45. c5 Ba8 46. Nd6 Kd5 47. Kb4 Bc6 48. Nf7 Bd7 49. Nh6 Ke4 50. Nxg4 Bxg4 51. c6) 45. Kxc4 Ke4 46. Nd4 Ke3 47. Kd5 Kf2 48. Nf5 Kf3 49. Ke5 Kg2 50. Kf6 Kh3 51. Kg5 Kg2 52. Kxg4 Kf2 53. Kf4 Ke2 54. g4 Kd3 55. g5 Kc4 56. g6 Kc5 57. g7 Kc6 58. g8=Q Kd7 59. Qd5+ Ke8 60. Qe6+ Kd8 61. Qf7 Kc8 62. Qe7 Kb8 63. Qd7 Ka8 64. Nd6 Kb8 65. Qb7# { White wins by checkmate. } 1-0