Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/SuBrh30y"]
[Date "2026.08.26"]
[White "Christian1"]
[Black "snakeywaters"]
[Result "0-1"]
[UTCDate "2026.08.26"]
[UTCTime "20:47:02"]
[WhiteElo "1774"]
[BlackElo "1828"]
[WhiteRatingDiff "-9"]
[BlackRatingDiff "+9"]
[WhiteTitle "NM🐍"]
[BlackTitle "IM㎝"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B01"]
[Opening "Scandinavian Defense: Modern Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 d5?! { (0.33 → 0.87) Inaccuracy. c5 was best. } (1... c5 2. Nf3 d6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nc6 6. O-O h6 7. Nd5 Nf6 8. Nxf6+) 2. exd5 Nf6 { B01 Scandinavian Defense: Modern Variation } 3. Nc3?! { (1.14 → 0.44) Inaccuracy. Nf3 was best. } (3. Nf3) 3... Nxd5 4. Qf3?! { (0.38 → -0.41) Inaccuracy. Bc4 was best. } (4. Bc4) 4... e6 5. Nxd5 exd5 6. Qe3+? { (0.15 → -1.07) Mistake. d4 was best. } (6. d4 c5) 6... Be7 7. Nf3?! { (-0.96 → -1.83) Inaccuracy. d4 was best. } (7. d4 O-O 8. Be2 Re8 9. c3 c5 10. Nf3 c4 11. O-O Bd6 12. Qd2 Nc6 13. Bd1 b5) 7... O-O 8. d4 Nd7?! { (-1.34 → -0.56) Inaccuracy. Re8 was best. } (8... Re8 9. Qb3) 9. Bd3 Re8?! { (-0.77 → -0.18) Inaccuracy. Bb4+ was best. } (9... Bb4+ 10. c3 Re8 11. Ne5 Bd6 12. f4 Nf6 13. O-O Ne4 14. Bxe4 dxe4 15. Nc4 b6 16. Nxd6) 10. O-O c5 11. Bd2? { (0.00 → -1.33) Mistake. c3 was best. } (11. c3 Bd6 12. Qg5 Nf6 13. dxc5 h6 14. Qh4 Bxc5 15. Nd4 Qb6 16. Rb1 Ne4 17. Be3 Bd7) 11... b6? { (-1.33 → 0.00) Mistake. c4 was best. } (11... c4 12. Bf5) 12. Bc3? { (0.00 → -1.16) Mistake. Rfe1 was best. } (12. Rfe1 c4) 12... Bb7? { (-1.16 → -0.10) Mistake. c4 was best. } (12... c4 13. Bf5) 13. dxc5 Nxc5?! { (0.00 → 0.55) Inaccuracy. bxc5 was best. } (13... bxc5 14. Qf4 Qb6 15. Rfe1 Nf6 16. b3 h6 17. Qf5 Bc8 18. Qf4) 14. Qd4?? { (0.55 → -1.15) Blunder. Bb5 was best. } (14. Bb5 Rf8 15. Rfe1 Ne4 16. Bd4 Bd6 17. c3 Qc7 18. Rad1 Bf4 19. Qe2 a6 20. Ba4 b5) 14... Bf6 15. Qf4 Bxc3?! { (-1.13 → -0.59) Inaccuracy. d4 was best. } (15... d4 16. Bxd4 Bxd4 17. Qxd4 Bxf3 18. Qxd8 Raxd8 19. gxf3 Nxd3 20. cxd3 Re2 21. b4 g6 22. Rfd1) 16. bxc3 Rc8?? { (-0.34 → 2.37) Blunder. Ba6 was best. } (16... Ba6 17. Bxa6) 17. Qf5?? { (2.37 → -1.40) Blunder. Ng5 was best. } (17. Ng5 Qe7 18. Bxh7+ Kf8 19. Rae1 Ne4 20. Bxe4 dxe4 21. Qh4 Qe5 22. Rd1 Rc7 23. Rfe1 Kg8) 17... Nxd3?! { (-1.40 → -0.68) Inaccuracy. g6 was best. } (17... g6 18. Qf4) 18. Qxd3 Qf6 19. Nd4 h6 20. Rfe1 a6 21. Re3 Rxe3 22. fxe3? { (-0.36 → -1.78) Mistake. Qxe3 was best. } (22. Qxe3 Bc6) 22... Qd6 23. Nf5 Qc5 24. Rf1?! { (-0.56 → -1.12) Inaccuracy. a4 was best. } (24. a4) 24... Rc7 25. Rf3?? { (-1.14 → -3.07) Blunder. Qd4 was best. } (25. Qd4) 25... Qxc3 26. Rg3? { (-2.64 → -5.21) Mistake. Qxc3 was best. } (26. Qxc3 Rxc3) 26... g6? { (-5.21 → -2.62) Mistake. Qe1+ was best. } (26... Qe1+) 27. Ne7+?? { (-2.62 → -6.45) Blunder. Nxh6+ was best. } (27. Nxh6+ Kf8) 27... Kf8 28. Nxg6+ fxg6 29. Rf3+ Kg7 30. Qe2 Qxc2 31. Qf1 Qc4 32. Qf2 Qc1+ 33. Qf1 Qxf1+ 34. Rxf1 Rf7 35. Rb1 b5 36. g3 Re7 37. Kf2 Kf6 38. Rc1 Kf5 39. h3 Ke4 40. Rd1 b4 41. Rd4+ Ke5 42. Rxb4 Kd6 43. Rb6+ Kc5 44. Rxg6 d4? { (-5.99 → -3.69) Mistake. Rf7+ was best. } (44... Rf7+ 45. Ke1) 45. exd4+ Kxd4 46. Rg4+?! { (-3.73 → -5.16) Inaccuracy. Rd6+ was best. } (46. Rd6+ Kc3) 46... Kd3 47. Rg8?! { (-5.14 → -7.40) Inaccuracy. Ra4 was best. } (47. Ra4) 47... Re2+ 48. Kg1 Rxa2 49. Rd8+ Kc2?! { (-55.17 → -6.15) Inaccuracy. Ke3 was best. } (49... Ke3 50. Rf8 Bf3 51. Re8+ Be4 52. g4 Rg2+ 53. Kh1 Rxg4+ 54. Rxe4+ Kxe4 55. hxg4 Kf3 56. Kh2) 50. Rf8 Ra1+ 51. Kh2?? { (-6.18 → Mate in 1) Checkmate is now unavoidable. Kf2 was best. } (51. Kf2) 51... Rh1# { Black wins by checkmate. } 0-1