Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/8SAshv3I"]
[Date "2025.07.18"]
[White "Trekker"]
[Black "Peter3"]
[Result "1-0"]
[UTCDate "2025.07.18"]
[UTCTime "23:42:27"]
[WhiteElo "1769"]
[BlackElo "1322"]
[WhiteRatingDiff "+1"]
[BlackRatingDiff "-1"]
[WhiteTitle "GM🎅"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D20"]
[Opening "Queen's Gambit Accepted: Saduleto Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. c4 d5 2. d4?! { (0.93 → 0.37) Inaccuracy. cxd5 was best. } (2. cxd5) 2... dxc4 3. e4 { D20 Queen's Gambit Accepted: Saduleto Variation } e6 4. Bxc4 Nc6? { (0.75 → 1.98) Mistake. c5 was best. } (4... c5 5. Nf3 cxd4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. Nb5 Na6 9. O-O Bc5 10. N1c3 Nf6 11. Bf4) 5. Nf3 Bd7?! { (1.98 → 3.00) Inaccuracy. Bb4+ was best. } (5... Bb4+ 6. Nc3) 6. Nc3 Nf6 7. e5? { (3.03 → 1.76) Mistake. a3 was best. } (7. a3) 7... Ng4?? { (1.76 → 4.07) Blunder. Nd5 was best. } (7... Nd5 8. Nxd5 exd5 9. Bxd5 Be6 10. Bxe6 fxe6 11. Qb3 Qd7 12. a3 Be7 13. Be3 g5 14. Rd1) 8. h3?! { (4.07 → 2.87) Inaccuracy. O-O was best. } (8. O-O Bb4) 8... Nh6 9. Bg5 f6? { (2.89 → 4.75) Mistake. Be7 was best. } (9... Be7 10. Bxh6 gxh6 11. O-O O-O 12. Qe2 Kh8 13. d5 exd5 14. Nxd5 Rg8 15. Nf4 Qf8 16. Rad1) 10. Bxh6 gxh6 11. exf6?? { (4.73 → 0.62) Blunder. O-O was best. } (11. O-O fxe5) 11... Qxf6 12. O-O Bd6?? { (0.42 → 3.63) Blunder. O-O-O was best. } (12... O-O-O) 13. Ne4 Qf4 14. Nxd6+ Qxd6 15. Ne5?? { (4.60 → 2.24) Blunder. d5 was best. } (15. d5 exd5 16. Re1+ Kd8 17. Bxd5 Kc8 18. Qb3 a5 19. Rad1 Qb4 20. Qc2 a4 21. Bc4 Ra5) 15... Nxe5 16. Qh5+?? { (2.02 → -7.30) Blunder. dxe5 was best. } (16. dxe5) 16... Nf7?! { (-7.30 → -4.88) Inaccuracy. Ng6 was best. } (16... Ng6 17. Rfe1) 17. Rfe1 O-O-O?? { (-5.27 → 0.23) Blunder. Rg8 was best. } (17... Rg8) 18. Qxf7 Qxd4?! { (0.38 → 0.91) Inaccuracy. Rdf8 was best. } (18... Rdf8 19. Qg7 Rhg8 20. Qe5 Qc6 21. Bf1 Qf3 22. Qe3 Rg6 23. Rac1 Bc6 24. Qxf3 Bxf3 25. g3) 19. Bxe6 Bxe6 20. Qxe6+ Rd7?? { (1.37 → 8.28) Blunder. Kb8 was best. } (20... Kb8 21. Re2 h5 22. Rae1 h4 23. b3 a6 24. Qe5 Qxe5 25. Rxe5 b5 26. R5e4 Rd2 27. R1e2) 21. Rad1 Qg7? { (8.26 → Mate in 3) Checkmate is now unavoidable. Qxd1 was best. } (21... Qxd1 22. Rxd1) 22. Qe8+ Rxe8 23. Rxe8+ Rd8 24. Rdxd8# { White wins by checkmate. } 1-0