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Puzzles (3 cohencoins award for each match):

Puzzle OM3PH: 271

 Maria (1167) −7
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/OD901Bby"] [Date "2026.05.06"] [White "Maria"] [Black "Talal"] [Result "0-1"] [UTCDate "2026.05.06"] [UTCTime "20:26:27"] [WhiteElo "1167"] [BlackElo "1275"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+12"] [WhiteTitle "❦"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e3 { A00 Van't Kruijs Opening } d5 2. Nc3 Nf6 3. Bb5+?! { (-0.31 → -1.29) Inaccuracy. Nf3 was best. } (3. Nf3 c5) 3... Nc6? { (-1.29 → 0.13) Mistake. c6 was best. } (3... c6 4. Be2 e5 5. d3 Bd6 6. Nf3 h6 7. a4 O-O 8. e4 Be6 9. h3 d4 10. Nb1) 4. Bxc6+ bxc6 5. Qe2? { (-0.12 → -1.16) Mistake. Nf3 was best. } (5. Nf3) 5... e5 6. d3 d4?? { (-1.04 → 2.75) Blunder. Bd6 was best. } (6... Bd6 7. Nf3 h6 8. e4 O-O 9. O-O Bg4 10. h3 Bh5 11. Re1 Re8 12. g4 Bg6 13. Nh4) 7. exd4 Bd6?? { (2.96 → 7.46) Blunder. Qxd4 was best. } (7... Qxd4 8. Nf3) 8. Qf3?? { (7.46 → -0.40) Blunder. dxe5 was best. } (8. dxe5) 8... exd4 9. Ne4 Nxe4 10. Qxe4+ Kf8? { (-0.42 → 1.03) Mistake. Qe7 was best. } (10... Qe7 11. Qxe7+) 11. Bf4? { (1.03 → -0.12) Mistake. Ne2 was best. } (11. Ne2 Rb8 12. Qxd4 c5 13. Qc3 h5 14. O-O h4 15. h3 Bb7 16. Re1 Rh5 17. Bf4 Rg5) 11... Bxf4?! { (-0.12 → 0.49) Inaccuracy. Rb8 was best. } (11... Rb8) 12. Qxf4 Qd6 13. Qxd6+ cxd6 14. Nf3 c5 15. c3 Rb8?! { (-0.55 → -0.01) Inaccuracy. dxc3 was best. } (15... dxc3 16. bxc3) 16. Ng5?? { (-0.01 → -1.85) Blunder. cxd4 was best. } (16. cxd4 Rxb2) 16... Rxb2 17. cxd4 cxd4?! { (-1.87 → -1.00) Inaccuracy. Bf5 was best. } (17... Bf5 18. dxc5) 18. Rc1 Ke7 19. Rc7+?? { (-1.02 → -5.18) Blunder. O-O was best. } (19. O-O Kd7) 19... Kd8 20. Nxf7+? { (-4.75 → -9.66) Mistake. Rxa7 was best. } (20. Rxa7 Re8+) 20... Kxc7 21. Nxh8 Rxa2 22. Kd1 Rxf2 23. Nf7 Rxf7 24. Re1 Rf2 25. Re7+ Bd7 26. Ke1 Rxg2 27. Kf1 Rxh2 28. Rxg7 Kc6 29. Kg1 Rh3 30. Kg2 Rxd3 31. Rxh7 a5 32. Rh1 a4 33. Rc1+ Kb5 34. Rb1+ Kc4 35. Rc1+ Kb3 36. Kf2 a3 37. Ke2 Rc3 38. Rb1+ Ka2 39. Rd1?! { (-10.73 → Mate in 8) Checkmate is now unavoidable. Rb4 was best. } (39. Rb4 Bf5) 39... Kb2 40. Kd2 a2 41. Ke1 Rc1 42. Kd2 Rxd1+ 43. Kxd1 a1=Q+ 44. Kd2 Qa3 45. Ke2 Qe3+ 46. Kf1 d3 47. Kg2 d2 48. Kf1 Qe8 49. Kf2 d1=Q 50. Kg3 d5 51. Kf4 Qd2+ 52. Kf3 Qde2+ 53. Kf4 d4 54. Kg3 d3 55. Kf4 d2 56. Kg5 d1=Q 57. Kf4 Qf3+ 58. Kg5 Qg8+ 59. Kh6 Qdh1# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting