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Puzzles (3 cohencoins award for each match):

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/b9USEat4"] [Date "2025.09.10"] [White "Christian1"] [Black "Maria"] [Result "1-0"] [UTCDate "2025.09.10"] [UTCTime "20:02:39"] [WhiteElo "1595"] [BlackElo "1141"] [WhiteRatingDiff "+1"] [BlackRatingDiff "-1"] [WhiteTitle "NM🐍"] [BlackTitle "❦"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense: Modern Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5 2. exd5 Nf6 { B01 Scandinavian Defense: Modern Variation } 3. Nc3?! { (1.14 → 0.44) Inaccuracy. Nf3 was best. } (3. Nf3) 3... Nxd5 4. Nxd5?! { (0.38 → -0.22) Inaccuracy. Bc4 was best. } (4. Bc4) 4... Qxd5 5. Qf3 Qxf3 6. Nxf3 Nc6 7. Bb5 Bd7 8. O-O Nb4 9. Bxd7+ Kxd7 10. Ne5+?? { (-0.10 → -1.82) Blunder. c3 was best. } (10. c3 Nd3) 10... Kd6?? { (-1.82 → 7.26) Blunder. Ke6 was best. } (10... Ke6 11. d4 Nxc2 12. Rb1 f6 13. Nd3 b6 14. d5+ Kf7 15. Rd1 Rd8 16. Nf4 c6 17. Rd2) 11. Nxf7+ Ke6 12. Nxh8 Nxc2 13. Rb1 Rd8 14. b3 Rd4 15. Rb2 Nb4 16. Re1+ Kf6 17. Re3 Nd3 18. Rc2 Kf5 19. Bb2 Nxb2 20. Rxb2 Re4 21. Rxe4 Kxe4 22. Nf7 e6 23. Rc2 Bb4 24. Rxc7 a6 25. Rxb7 Bxd2 26. Nd6+ Kd5 27. Rxg7 Kxd6 28. Rxh7 Kc5 29. g4 Kb4 30. Ra7 Kb5 31. h4 e5 32. g5 e4 33. g6 Bc3 34. g7 e3?! { (54.47 → Mate in 8) Checkmate is now unavoidable. Bd4 was best. } (34... Bd4 35. Rf7) 35. g8=Q exf2+ 36. Kxf2?! { (Mate in 8 → 74.61) Lost forced checkmate sequence. Kf1 was best. } (36. Kf1 Kb6 37. Qb8+ Kc6 38. Qc7+ Kd5 39. Qc4+ Ke5 40. Re7+ Kd6 41. Re6+ Kd7 42. Qc6+ Kd8) 36... Bd4+ 37. Ke2 Bxa7 38. Qd5+ Kb6 39. h5 Kc7 40. h6 Bb6 41. h7 a5 42. Qb5 Kb7 43. Qxb6+?! { (Mate in 4 → 74.12) Lost forced checkmate sequence. h8=Q was best. } (43. h8=Q Kc7 44. Qh7+ Kc8 45. Qa6+ Kb8 46. Qab7#) 43... Kxb6?! { (74.12 → Mate in 13) Checkmate is now unavoidable. Kxb6 was best. } (43... Kxb6 44. h8=Q Kc7 45. Qe5+ Kd7 46. Qxa5 Ke7 47. b4 Kd7 48. b5 Kc8 49. b6 Kb7 50. Qa7+) 44. h8=Q Kb5 45. Qc8 a4 46. Qc4+ Ka5 47. Qxa4+ Kb6 48. Qc4 Ka5 49. a3 Kb6 50. Kd3 Ka5 51. b4+ Ka4 52. Qa6+ Kb3 53. Qc4+ Kxa3 54. b5 Kb2 55. Qc3+ Ka2 56. Qb4 Ka1 57. Kc2 Ka2 58. Qb3+ Ka1 59. Qb1# { White wins by checkmate. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting