Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/K5nbNVF9"]
[Date "2026.03.30"]
[White "Luz"]
[Black "Caroline1"]
[Result "1-0"]
[UTCDate "2026.03.30"]
[UTCTime "15:03:27"]
[WhiteElo "1423"]
[BlackElo "1253"]
[WhiteRatingDiff "+10"]
[BlackRatingDiff "-5"]
[WhiteTitle "NM🐟"]
[BlackTitle "IM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C41"]
[Opening "Philidor Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 d6 { C41 Philidor Defense } 3. Nc3 g6? { (0.35 → 1.54) Mistake. c5 was best. } (3... c5 4. Bc4 Be7 5. d3 Nc6 6. Nd5 Nf6 7. Nxf6+ Bxf6 8. c3 O-O 9. O-O Be7 10. Be3) 4. Bc4? { (1.54 → 0.45) Mistake. d4 was best. } (4. d4 Nd7) 4... Bg7 5. d3 Nc6?! { (0.27 → 1.01) Inaccuracy. Nf6 was best. } (5... Nf6) 6. O-O?! { (1.01 → 0.26) Inaccuracy. Ng5 was best. } (6. Ng5 Nh6 7. a4 Nd4 8. Nb5 Ne6 9. Nxe6 Bxe6 10. h4 Qd7 11. h5 a6 12. Nc3 c6) 6... Nge7? { (0.26 → 1.40) Mistake. h6 was best. } (6... h6 7. a4 Nge7 8. Nd5 Nxd5 9. Bxd5 a5 10. c3 O-O 11. Be3 Ne7 12. Bb3 Kh7 13. d4) 7. Bg5?? { (1.40 → -0.32) Blunder. Ng5 was best. } (7. Ng5 O-O 8. f4 h6 9. f5 hxg5 10. f6 Bh6 11. h4 d5 12. hxg5 dxc4 13. fxe7 Nxe7) 7... O-O 8. Nd5 f6?? { (-0.50 → 7.28) Blunder. h6 was best. } (8... h6) 9. Nxe7+ Kh8 10. Nxc6 bxc6 11. Be3 Bg4 12. h3 Bxf3 13. Qxf3 f5 14. exf5 gxf5 15. c3 Qd7 16. d4 exd4?! { (5.87 → 8.67) Inaccuracy. f4 was best. } (16... f4 17. Bd2 d5 18. dxe5 dxc4 19. Bxf4 Qf5 20. Bg3 Qxf3 21. gxf3 Rxf3 22. Rfe1 Rd3 23. Re4) 17. Bxd4 Rae8 18. Bxg7+ Qxg7 19. Rfe1 Rb8 20. b3 d5 21. Bd3 Qxc3 22. Bxf5?? { (8.80 → 0.27) Blunder. Rad1 was best. } (22. Rad1 c5) 22... Qf6?? { (0.27 → 8.44) Blunder. Qxf3 was best. } (22... Qxf3 23. gxf3 Rxf5 24. Rac1 Rg8+ 25. Kf1 Rfg5 26. Ke2 Re5+ 27. Kd3 Rxe1 28. Rxe1 Rf8 29. Re3) 23. g4 Rbd8 24. Re6?? { (8.62 → -1.70) Blunder. Qg3 was best. } (24. Qg3) 24... Qxa1+? { (-1.70 → -0.19) Mistake. Qxe6 was best. } (24... Qxe6 25. Rc1) 25. Kg2 Rfe8?? { (-0.41 → 2.39) Blunder. Rf7 was best. } (25... Rf7 26. Rxc6 Qd4 27. h4 Qe5 28. Qd3 Rd6 29. Rxd6 Qxd6 30. Qd4+ Kg8 31. Qxa7 d4 32. Qa8+) 26. Rxc6?? { (2.39 → 0.14) Blunder. Rh6 was best. } (26. Rh6 Re7 27. Bxh7 Qe5 28. Bf5+ Kg8 29. Rg6+ Kh8 30. Rxc6 Rd6 31. Rc5 c6 32. Rc3 Kg8) 26... Re1?? { (0.14 → 4.56) Blunder. Qg7 was best. } (26... Qg7 27. Qg3) 27. Kg3?? { (4.56 → 0.00) Blunder. Rh6 was best. } (27. Rh6 Re7 28. Bxh7 Qe5 29. Bd3+ Kg8 30. Rh5 Qe6 31. b4 Qb6 32. Qf4 Qd6 33. Qd4 Rg7) 27... Rg1+? { (0.00 → 1.51) Mistake. Re7 was best. } (27... Re7 28. Kg2 Qg7 29. Qg3 d4 30. Bd3 Rf8 31. Bf5) 28. Kh4?! { (1.51 → 0.84) Inaccuracy. Kh2 was best. } (28. Kh2 Rc1 29. Rxc1 Qxc1 30. Bxh7 Qh6 31. Bf5 Qd6+ 32. Kg2 c5 33. h4 Rf8 34. Qe3 Rg8) 28... Rf8? { (0.84 → 2.14) Mistake. Qg7 was best. } (28... Qg7 29. Re6) 29. Rxc7? { (2.14 → 0.61) Mistake. Qxd5 was best. } (29. Qxd5 Rd1) 29... Qf6+ 30. Kh5 Rg8?? { (0.28 → Mate in 1) Checkmate is now unavoidable. Rf7 was best. } (30... Rf7 31. Qc3 d4 32. Qc5 Rh1 33. Rc8+ Kg7 34. g5 Rxh3+ 35. Kg4 h5+ 36. Kxh3 Qxf5+ 37. Qxf5) 31. h4?? { (Mate in 1 → 0.82) Lost forced checkmate sequence. Rxh7# was best. } (31. Rxh7#) 31... Qf7+?? { (0.82 → Mate in 5) Checkmate is now unavoidable. Rg6 was best. } (31... Rg6) 32. Rxf7 { Black resigns. } 1-0