Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/2Vi3ZOHq"]
[Date "2026.05.04"]
[White "KiRiLL"]
[Black "Jhaedon"]
[Result "1-0"]
[UTCDate "2026.05.04"]
[UTCTime "15:03:14"]
[WhiteElo "1312"]
[BlackElo "1154"]
[WhiteRatingDiff "+7"]
[BlackRatingDiff "-13"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C44"]
[Opening "Scotch Game"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. d4 { C44 Scotch Game } Bd6? { (0.30 → 1.36) Mistake. exd4 was best. } (3... exd4) 4. d5 Nd4?? { (0.85 → 3.75) Blunder. Nce7 was best. } (4... Nce7 5. Nbd2) 5. Nxd4? { (3.75 → 2.30) Mistake. Nfd2 was best. } (5. Nfd2 c6 6. c3 Nb5 7. a4 Nc7 8. Nc4 Bf8 9. d6 Ne6 10. g3 Qf6 11. Bg2 h5) 5... exd4 6. Qxd4 Nf6 7. Nc3 b6? { (2.12 → 3.65) Mistake. Qe7 was best. } (7... Qe7 8. f3 Be5 9. Qe3 O-O 10. Bd2 c6 11. O-O-O b5 12. Re1 b4 13. Na4 Re8 14. Qf2) 8. Bc4?! { (3.65 → 2.32) Inaccuracy. Be3 was best. } (8. Be3 Qe7 9. f3 Bc5 10. Qd2 d6 11. O-O-O O-O 12. Bb5 Nd7 13. Rhe1 a6 14. Bc6 Rb8) 8... Bb7?! { (2.32 → 3.32) Inaccuracy. Qe7 was best. } (8... Qe7) 9. Qd1?? { (3.32 → 1.27) Blunder. f3 was best. } (9. f3 O-O) 9... Qe7?! { (1.27 → 1.99) Inaccuracy. c6 was best. } (9... c6 10. O-O O-O 11. Bg5 b5 12. Bb3 b4 13. Na4 Re8 14. Qf3 cxd5 15. Bxf6 Qxf6 16. Qxf6) 10. O-O Nxe4?? { (1.81 → 7.56) Blunder. O-O-O was best. } (10... O-O-O) 11. Nxe4 Qxe4 12. Re1 Bxh2+ 13. Kxh2 Qxe1 14. Qxe1+ Kf8 15. Qb4+ d6 16. Bf4 Re8 17. Re1 Rxe1 18. Qxe1 g6?! { (10.43 → Mate in 2) Checkmate is now unavoidable. h6 was best. } (18... h6 19. Qc3 Kg8 20. Bb3 Bc8 21. Qxc7 Bf5 22. Bxd6 f6 23. Qxa7 Kh7 24. Qxb6 Kg6 25. Kg3) 19. Bb5? { (Mate in 2 → 9.69) Lost forced checkmate sequence. Bh6+ was best. } (19. Bh6+ Kg8 20. Qe8#) 19... Bxd5? { (9.69 → Mate in 2) Checkmate is now unavoidable. h6 was best. } (19... h6 20. Qc3 Kg8 21. Qxc7 Bxd5 22. Qxa7 Be6 23. Bxd6 Kh7 24. a4 Rc8 25. c3 g5 26. Qxb6) 20. Qe8+? { (Mate in 2 → 8.06) Lost forced checkmate sequence. Bh6+ was best. } (20. Bh6+ Kg8 21. Qe8#) 20... Kg7 21. Qe3 Bxa2?! { (10.90 → Mate in 3) Checkmate is now unavoidable. h5 was best. } (21... h5 22. Qd4+) 22. Qc3+ Kg8 23. Qxc7?! { (Mate in 3 → 10.82) Lost forced checkmate sequence. Bh6 was best. } (23. Bh6 f6 24. Qxf6 a5 25. Qg7#) 23... h6 24. Qd8+ Kg7 25. Qxd6 g5?! { (10.23 → Mate in 4) Checkmate is now unavoidable. Be6 was best. } (25... Be6 26. Be5+ Kh7 27. Bxh8 Kxh8 28. Qb8+ Kg7 29. Qxa7 Bf5 30. c4 h5 31. Qxb6 g5 32. Qd4+) 26. Qe5+ f6 27. Qe7+ Kg6?! { (14.16 → Mate in 5) Checkmate is now unavoidable. Kg6 was best. } (27... Kg6) 28. Bd3+ Kh5 29. Qf7+?? { (Mate in 3 → -5.92) Lost forced checkmate sequence. g4+ was best. } (29. g4+ Kxg4 30. Qe2+ Kxf4 31. Qe4#) 29... Kg4?? { (-5.92 → Mate in 3) Checkmate is now unavoidable. Bxf7 was best. } (29... Bxf7 30. Bg3 Be6 31. f4 f5 32. Bxf5 Bxf5 33. c4 Kg4 34. Bf2 Rc8 35. c5 Rxc5 36. Bxc5) 30. Qxa2 Kxf4 31. Qc4+ Ke5 32. Qe4+ Kd6 33. Qd4+?! { (Mate in 11 → 12.52) Lost forced checkmate sequence. Qb4+ was best. } (33. Qb4+ Ke6 34. Bc4+ Kd7 35. Bb5+ Ke6 36. Qc4+ Ke5 37. Qc7+ Kf5 38. Qd7+ Kg6 39. Bd3+ f5) 33... Ke7?! { (12.52 → Mate in 11) Checkmate is now unavoidable. Ke6 was best. } (33... Ke6 34. Bc4+) 34. Qb4+ Kf7 35. Bc4+ Kg6 36. Bd3+ Kf7 37. Qc4+ Kg7 38. Qc7+ Kg8 39. Bc4+ Kf8 { Black resigns. } 1-0