Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/6LVC277i"]
[Date "2025.08.19"]
[White "John2"]
[Black "Levi2"]
[Result "0-1"]
[UTCDate "2025.08.19"]
[UTCTime "14:43:36"]
[WhiteElo "1087"]
[BlackElo "1212"]
[WhiteRatingDiff "-16"]
[BlackRatingDiff "+5"]
[BlackTitle "IM🎷"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C47"]
[Opening "Four Knights Game: Scotch Variation Accepted"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 { C47 Four Knights Game: Scotch Variation Accepted } 5. Nxd4 Nxd4? { (0.11 → 1.48) Mistake. Bb4 was best. } (5... Bb4 6. Nxc6) 6. Qxd4 Ng4?? { (1.31 → 3.51) Blunder. d6 was best. } (6... d6 7. Bf4 Be7 8. O-O-O O-O 9. f3 a6 10. g4 b5 11. h4 c5 12. Qd2 b4 13. Ne2) 7. Qd1?? { (3.51 → 1.48) Blunder. h3 was best. } (7. h3 c5) 7... d6 8. Bd2?! { (1.20 → 0.50) Inaccuracy. h3 was best. } (8. h3 Ne5) 8... d5?? { (0.50 → 2.63) Blunder. Be7 was best. } (8... Be7 9. Be2 Nf6 10. Bf4 O-O 11. Qd2 a6 12. O-O b5 13. Bf3 Re8 14. a3) 9. Nxd5?? { (2.63 → 0.72) Blunder. exd5 was best. } (9. exd5) 9... Bc5 10. Be2?? { (0.69 → -7.12) Blunder. Ne3 was best. } (10. Ne3 Bxe3 11. Bxe3 Qxd1+ 12. Rxd1 Nxe3 13. fxe3 Be6 14. Rd3 h5 15. Rc3 c6 16. Bc4 Rh6) 10... Nxf2 11. O-O Nxd1+ 12. Kh1 Ne3 13. Bxe3 Bxe3 14. Nxe3 O-O 15. Rfd1 Qe8 16. Rd2 b6 17. Nf5 Bb7 18. Nxg7 Kxg7 19. g4? { (-9.74 → Mate in 5) Checkmate is now unavoidable. c3 was best. } (19. c3 a5 20. Bd3 Bc8 21. Kg1 Qe7 22. Rf1 a4 23. Rdf2 Qc5 24. a3 b5 25. g3 Bg4) 19... Bxe4+?! { (Mate in 5 → -11.32) Lost forced checkmate sequence. Qxe4+ was best. } (19... Qxe4+ 20. Bf3 Qxf3+ 21. Kg1 Rae8 22. Re2 Qxe2 23. c3 Qg2#) 20. Kg1 Qe5 21. Kf1 Qf4+ 22. Ke1 Qxh2 23. g5?! { (-14.69 → Mate in 4) Checkmate is now unavoidable. Bd3 was best. } (23. Bd3 Qg1+ 24. Ke2 Bxd3+ 25. Rxd3 Qxa1 26. Kd2 Qxa2 27. Kc3 Rae8 28. Rd1 a5 29. g5 Qe6) 23... Qg1+ 24. Bf1 Rae8 25. g6 Bf3+ 26. Re2 Rxe2+ 27. Kd1 Qxf1# { Black wins by checkmate. } 0-1