Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/320OsTEK"]
[Date "2026.10.06"]
[White "Walker"]
[Black "Summer"]
[Result "0-1"]
[UTCDate "2026.10.06"]
[UTCTime "14:10:15"]
[WhiteElo "1624"]
[BlackElo "1349"]
[WhiteRatingDiff "-11"]
[BlackRatingDiff "+18"]
[WhiteTitle "GM🥈"]
[BlackTitle "GM🐬"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C46"]
[Opening "Four Knights Game: Italian Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 { C46 Four Knights Game: Italian Variation } d6?? { (-0.17 → 1.41) Blunder. Nxe4 was best. } (4... Nxe4) 5. h3? { (1.41 → 0.23) Mistake. Ng5 was best. } (5. Ng5 d5) 5... Be7 6. d3 O-O 7. O-O?! { (0.50 → -0.03) Inaccuracy. a3 was best. } (7. a3 Na5) 7... Nd4? { (-0.03 → 1.04) Mistake. Na5 was best. } (7... Na5 8. Bb3 a6 9. Ne2 c5 10. Ng3 Re8 11. Bd2 Nxb3 12. axb3 a5 13. c4 Bd7 14. Nh2) 8. Nxd4 exd4 9. Ne2 d5 10. exd5 Nxd5 11. Nxd4 Nb6 12. Bb3?? { (1.55 → -5.65) Blunder. Be3 was best. } (12. Be3) 12... Qxd4 13. Qf3 Be6 14. Bxe6 fxe6 15. Qg3 Bd6 16. Qg5 Qe5 17. Qxe5 Bxe5 18. c3 Rad8 19. d4 Bf6 20. Bf4 c6 21. Rae1 Rde8 22. Bd6 Rf7 23. b3 Nd5 24. c4 Nc3 25. d5 cxd5 26. cxd5 Nxd5 27. f4 Rd7 28. Bc5 b6 29. Ba3 a5 30. f5 e5 31. Bb2 Rdd8 32. Re2 e4 33. Bxf6 Nxf6 34. g4 g5 35. Rff2 e3 36. Rh2 b5 37. h4 gxh4 38. Rxh4 Rd2 39. Re1 Rxa2 40. g5 Nd7 41. Rd4 Nc5 42. Rd5 Nxb3 43. f6 Nd2 44. Kg2 e2 45. Rd7 Ra1?? { (-7.54 → 0.00) Blunder. Re5 was best. } (45... Re5) 46. f7+ Kf8 47. fxe8=Q+ Kxe8 48. Rxd2?? { (0.06 → -6.95) Blunder. Rxa1 was best. } (48. Rxa1 Kxd7 49. Kf2 a4 50. Kxe2 Ne4 51. Rg1 Ke6 52. Kd3 Nc5+ 53. Kd4 Nb3+ 54. Kc3 Kf5) 48... Rxe1 49. Kf2 Rb1 50. Rxe2+ Kd7 51. Re5 Kc6?! { (-7.79 → -5.64) Inaccuracy. a4 was best. } (51... a4) 52. Re7 a4 53. Rxh7 a3 54. g6?! { (-5.97 → -60.14) Inaccuracy. Ra7 was best. } (54. Ra7 b4 55. g6 Rd1 56. Ra8 Rd7 57. Ke3 Kb5 58. Kf4 Kc4 59. Ra5 Kb3 60. Rg5 a2) 54... a2 55. g7?! { (-60.27 → Mate in 10) Checkmate is now unavoidable. Ra7 was best. } (55. Ra7 a1=Q 56. Rxa1 Rxa1 57. g7 Ra8 58. Kf3 Rg8 59. Ke4 Rxg7 60. Ke5 b4 61. Kd4 Rg3) 55... a1=Q 56. g8=Q Rf1+ 57. Ke3 Qe1+ 58. Kd4 Rf4+ 59. Kd3 Qe4+ 60. Kd2 Rf2+ 61. Kc3 b4+ 62. Kb3 Rf3+ 63. Kb2 Qe2+ 64. Kc1 Rf1# { Black wins by checkmate. } 0-1