Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/3K3Pkd6e"]
[Date "2026.03.23"]
[White "Garyd"]
[Black "Caroline1"]
[Result "1-0"]
[UTCDate "2026.03.23"]
[UTCTime "15:13:29"]
[WhiteElo "1783"]
[BlackElo "1244"]
[WhiteRatingDiff "+1"]
[BlackRatingDiff "-1"]
[WhiteTitle "GM🙌"]
[BlackTitle "IM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D02"]
[Opening "Queen's Pawn Game: London System"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. Nf3 d5 2. d4 Nf6 3. Bf4 { D02 Queen's Pawn Game: London System } Nc6 4. e3 Bf5 5. Bd3?! { (0.96 → 0.34) Inaccuracy. Bb5 was best. } (5. Bb5 Nd7 6. c4 dxc4 7. O-O Bd3 8. Re1 a6 9. Bxc6 bxc6 10. Nbd2 e6 11. Rc1 Bb4) 5... Bxd3 6. Qxd3 e6 7. c3 Bd6 8. Bg3 Bxg3 9. hxg3 O-O 10. Ne5 Qd6 11. Nd2?? { (0.28 → -2.12) Blunder. f4 was best. } (11. f4 Ne4 12. Nd2 f5 13. Nxe4 fxe4 14. Qe2 Nxe5 15. dxe5 Qc5 16. Kf2 Qb6 17. b3 h6) 11... Rad8?? { (-2.12 → 1.75) Blunder. Nxe5 was best. } (11... Nxe5 12. dxe5) 12. Nxc6? { (1.75 → 0.52) Mistake. f4 was best. } (12. f4 g6 13. g4 Qe7 14. Nxc6 bxc6 15. g5 Nd7 16. b4 Ra8 17. a3 f6 18. gxf6 Nxf6) 12... Qxc6 13. O-O-O Ng4?? { (-0.11 → Mate in 1) Checkmate is now unavoidable. h6 was best. } (13... h6 14. Qc2) 14. Qe2?? { (Mate in 1 → 0.34) Lost forced checkmate sequence. Qxh7# was best. } (14. Qxh7#) 14... f5 15. f3 Nf6?! { (-0.27 → 0.46) Inaccuracy. Nf6 was best. } (15... Nf6 16. g4 fxg4 17. fxg4 Qa6 18. Qxa6 bxa6 19. g5 Ng4 20. Rh4 Nf2 21. Rf1 Nd3+ 22. Kc2) 16. Nb3? { (0.46 → -0.56) Mistake. g4 was best. } (16. g4) 16... Qa4?? { (-0.56 → 0.96) Blunder. Rde8 was best. } (16... Rde8 17. Qc2 b6 18. Kb1 Qd6 19. Rh3 c5 20. dxc5 bxc5 21. c4 Rc8 22. Nc1 Rfd8 23. Ne2) 17. Kb1?! { (0.96 → 0.22) Inaccuracy. Nc5 was best. } (17. Nc5) 17... Rd6? { (0.22 → 1.36) Mistake. b6 was best. } (17... b6 18. Rh4) 18. Nc5 Qa5?? { (1.33 → 3.58) Blunder. Qc6 was best. } (18... Qc6 19. Rh4) 19. Nxb7 Ra6?? { (3.23 → 8.13) Blunder. Qa6 was best. } (19... Qa6) 20. Nxa5 Rxa5 21. Qc2 Rb5 22. Qa4 Rfb8 23. b3 Nd7 24. Qxa7 c5 25. Qxd7 cxd4?! { (14.71 → Mate in 6) Checkmate is now unavoidable. h6 was best. } (25... h6 26. Qxe6+ Kh7 27. Qxf5+ Kh8 28. dxc5 Re8 29. Qxd5 Rbb8 30. e4 Re7 31. b4 Rbe8 32. b5) 26. Qxe6+ Kh8 27. Rxh7+ Kxh7 28. Rh1# { White wins by checkmate. } 1-0