Puzzles (3 cohencoins award for each match):
FEN
[Event "GCS Swiss Tournament"]
[Site "https://cohenchessclub.com/qTae90t6"]
[Date "2026.08.30"]
[White "Caroline1"]
[Black "Shiloh"]
[Result "1-0"]
[UTCDate "2026.08.30"]
[UTCTime "20:08:08"]
[WhiteElo "1519"]
[BlackElo "1106"]
[WhiteRatingDiff "+1"]
[BlackRatingDiff "-1"]
[WhiteTitle "GM🐰"]
[Variant "Standard"]
[TimeControl "600+5"]
[ECO "D00"]
[Opening "Queen's Pawn Game"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 d5 2. e3 { D00 Queen's Pawn Game } Nc6 3. f4?! { (0.58 → -0.01) Inaccuracy. Nf3 was best. } (3. Nf3 Bf5) 3... f6 4. Nf3 e5 5. fxe5 Be7? { (0.49 → 1.76) Mistake. fxe5 was best. } (5... fxe5 6. dxe5 Bg4 7. Be2 Qd7 8. Nc3 O-O-O 9. O-O Nh6 10. e4 Bxf3 11. gxf3 Qh3 12. Kh1) 6. c3?? { (1.76 → 0.12) Blunder. c4 was best. } (6. c4 fxe5 7. cxd5 Qxd5 8. Nc3 Bb4 9. Be2 Nf6 10. O-O Bxc3 11. bxc3 exd4 12. exd4 O-O) 6... Be6?? { (0.12 → 1.84) Blunder. fxe5 was best. } (6... fxe5 7. Nxe5) 7. Bd3?? { (1.84 → -0.09) Blunder. Bb5 was best. } (7. Bb5 a6 8. Bxc6+ bxc6 9. O-O fxe5 10. Nxe5 Nf6 11. Nxc6 Qd6 12. Nxe7 Qxe7 13. Qa4+ Bd7) 7... Nh6?? { (-0.09 → 2.32) Blunder. fxe5 was best. } (7... fxe5) 8. e4?? { (2.32 → 0.38) Blunder. exf6 was best. } (8. exf6 gxf6 9. e4 dxe4 10. Bxe4 Nf7 11. O-O Qd7 12. Bf4 O-O-O 13. Nbd2 f5 14. Bd3 Rhg8) 8... dxe4?? { (0.38 → 3.51) Blunder. fxe5 was best. } (8... fxe5 9. O-O) 9. Bxe4 O-O 10. Bxh6 gxh6 11. O-O?! { (3.40 → 2.28) Inaccuracy. exf6 was best. } (11. exf6 Rxf6) 11... f5?? { (2.28 → 4.72) Blunder. fxe5 was best. } (11... fxe5 12. d5) 12. Bd3 f4?! { (4.41 → 5.91) Inaccuracy. Kh8 was best. } (12... Kh8 13. Nbd2) 13. Nbd2 Bf6?! { (5.26 → 9.84) Inaccuracy. Kh8 was best. } (13... Kh8) 14. Qe2?! { (9.84 → 6.29) Inaccuracy. exf6 was best. } (14. exf6 Qxf6 15. Be4 Qg7 16. d5 Bh3 17. Rf2 Rae8 18. dxc6 bxc6 19. Qa4 c5 20. Qxa7) 14... Bh8 15. Qe4 Bd5?? { (6.79 → Mate in 1) Checkmate is now unavoidable. Qd7 was best. } (15... Qd7 16. Bc2 Na5 17. Nh4 c5 18. Ng6 Rf7 19. Nxh8 Kxh8 20. Rxf4 Rxf4 21. Qxf4 cxd4 22. Qf6+) 16. Qxh7# { White wins by checkmate. } 1-0