Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/mZiOvOBt"]
[Date "2026.08.30"]
[White "Rishi"]
[Black "Aaron9"]
[Result "1-0"]
[UTCDate "2026.08.30"]
[UTCTime "17:46:06"]
[WhiteElo "1404"]
[BlackElo "1256"]
[WhiteRatingDiff "+8"]
[BlackRatingDiff "-9"]
[WhiteTitle "IM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C00"]
[Opening "French Defense: Steinitz Attack"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e6 2. e5?! { (0.52 → -0.41) Inaccuracy. d4 was best. } { C00 French Defense: Steinitz Attack } (2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 O-O) 2... d5?! { (-0.41 → 0.41) Inaccuracy. c5 was best. } (2... c5 3. Nf3 Nc6 4. Na3 a6 5. c3 d6 6. exd6 Bxd6 7. g3 e5 8. d3 Nf6 9. Bg2) 3. exd6?! { (0.41 → -0.29) Inaccuracy. d4 was best. } (3. d4 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. O-O cxd4 8. cxd4 Nf5 9. Nc3 Rc8) 3... cxd6 { Black offers draw } 4. Bb5+ Nc6 5. Bxc6+ bxc6 6. Qf3?! { (-1.09 → -1.64) Inaccuracy. c4 was best. } (6. c4 Qg5 7. Qf3 d5 8. Nc3 Qd8 9. Nge2 Ne7 10. d4 dxc4 11. O-O Nd5 12. Qg3 h5) 6... d5 7. Qc3 Nf6? { (-1.97 → -0.88) Mistake. Qb6 was best. } (7... Qb6 8. Nf3 Ne7 9. O-O Nf5 10. d3 c5 11. Qb3 Be7 12. Nc3 O-O 13. Qxb6 axb6 14. Nb5) 8. Qxc6+ Bd7 9. Qc3?! { (-0.98 → -2.03) Inaccuracy. Qa6 was best. } (9. Qa6) 9... Be7?! { (-2.03 → -1.16) Inaccuracy. Rc8 was best. } (9... Rc8 10. Qb3 Bc5 11. Ne2 e5 12. d4 exd4 13. O-O O-O 14. Qd3 Qb6 15. a4 Rfe8 16. Nd2) 10. d3 O-O 11. Qd4?? { (-1.60 → -4.59) Blunder. Nf3 was best. } (11. Nf3 Rc8) 11... Bd6? { (-4.59 → -2.71) Mistake. e5 was best. } (11... e5 12. Qc3 Rc8 13. Qd2 Bc5 14. h3 Qb6 15. c3 Rfe8 16. b4 Bxb4 17. cxb4 e4 18. d4) 12. Nf3 e5 13. Nxe5?? { (-2.30 → -8.61) Blunder. Qh4 was best. } (13. Qh4) 13... Re8?! { (-8.61 → -5.06) Inaccuracy. Bxe5 was best. } (13... Bxe5 14. Qxe5 Re8 15. d4 Ng4 16. O-O Nxe5 17. dxe5 Rxe5 18. Bf4 Rf5 19. Bg3 Qf6 20. a4) 14. Bf4?! { (-5.06 → -7.05) Inaccuracy. f4 was best. } (14. f4 Rc8) 14... Qe7 15. O-O Bxe5 16. Bxe5 Ng4?? { (-6.17 → 4.59) Blunder. Qxe5 was best. } (16... Qxe5 17. Qxe5) 17. Bxg7?? { (4.59 → 1.48) Blunder. Bf4 was best. } (17. Bf4) 17... f6?? { (1.48 → 3.89) Blunder. Qd6 was best. } (17... Qd6) 18. Bxf6?? { (3.89 → -0.11) Blunder. h3 was best. } (18. h3 Qxg7 19. hxg4 Bxg4 20. Nd2 Bh3 21. Qxd5+ Kh8 22. Rfe1 Rg8 23. g3 Raf8 24. Qd4 Qh6) 18... Qe1?? { (-0.11 → 9.98) Blunder. Nxf6 was best. } (18... Nxf6 19. Nc3 Qg7 20. Nxd5 Nxd5 21. Qxd5+ Be6 22. Qd6 Qxb2 23. Rae1 Rad8 24. Qg3+ Qg7 25. Qh4) 19. Nc3 Qe6 20. Bh8 Re7 21. Rae1? { (9.12 → 4.69) Mistake. Nxd5 was best. } (21. Nxd5 Rae8) 21... Qxe1 22. Qxd5+ Kxh8 23. Qd4+?? { (5.18 → -6.83) Blunder. Qxa8+ was best. } (23. Qxa8+ Re8) 23... Kg8?? { (-6.83 → 1.00) Blunder. Qe5 was best. } (23... Qe5 24. Qxe5+ Nxe5 25. f4 Nxd3 26. cxd3 Bf5 27. Ne4 Rg8 28. Ng5 Bxd3 29. Rd1 Bg6 30. Nf7+) 24. Qd5+ Kf8?? { (0.76 → 4.78) Blunder. Kg7 was best. } (24... Kg7 25. Ne4 Qb4 26. Qxa8 Qxb2 27. h3 Nf6 28. Qxa7 Nxe4 29. Re1 Rf7 30. Rxe4 Qxc2 31. Qd4+) 25. Qd6?? { (4.78 → -7.01) Blunder. Qxa8+ was best. } { White offers draw } (25. Qxa8+ Re8 26. Rxe1 Rxa8 27. Nd5 Bc6 28. Nf4 Re8 29. Rxe8+ Bxe8 30. b3 Kf7 31. h3 Ne5) 25... Re8?? { (-7.01 → 7.91) Blunder. Qe5 was best. } (25... Qe5) 26. Rxe1 Kg8 27. Rxe7 Bc6?! { (12.79 → Mate in 3) Checkmate is now unavoidable. Rxe7 was best. } (27... Rxe7 28. Qxe7 Bc8 29. Qe8+ Kg7 30. Qxc8 Nf6 31. Qc7+ Kg6 32. Qxa7 h6 33. Qd4 Kf5 34. f3) 28. Rxe8+?! { (Mate in 3 → 13.65) Lost forced checkmate sequence. Qe6+ was best. } (28. Qe6+ Kh8 29. Qf7 Rxe7 30. Qf8#) 28... Kg7?! { (13.65 → Mate in 3) Checkmate is now unavoidable. Bxe8 was best. } (28... Bxe8 29. Qe6+) 29. Re7+ Kf8 30. Qd8+ Be8 31. Qxe8# { White wins by checkmate. } 1-0