Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/9tI02Nsg"]
[Date "2026.03.27"]
[White "Jeremiah1"]
[Black "Armaan"]
[Result "1-0"]
[UTCDate "2026.03.27"]
[UTCTime "23:29:07"]
[WhiteElo "1157"]
[BlackElo "1290"]
[WhiteRatingDiff "+117"]
[BlackRatingDiff "-31"]
[BlackTitle "IM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C40"]
[Opening "King's Pawn Game: McConnell Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Qf6? { (0.41 → 1.97) Mistake. Nc6 was best. } { C40 King's Pawn Game: McConnell Defense } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Ba4 Be7 7. Nxe5 Nxe5 8. Rxe5 O-O 9. Bb3) 3. d4?! { (1.97 → 1.38) Inaccuracy. Nc3 was best. } (3. Nc3 Nc6) 3... g5?? { (1.38 → 5.63) Blunder. exd4 was best. } (3... exd4 4. c3) 4. dxe5 Qh6?! { (5.45 → 7.71) Inaccuracy. Qg7 was best. } (4... Qg7 5. Bxg5 Nc6 6. Nc3 Nxe5 7. Qd2 f6 8. Be3 Bb4 9. O-O-O d6 10. a3 Ba5 11. b4) 5. Bxg5 Qg6 6. Nh4?? { (8.45 → -2.50) Blunder. Nc3 was best. } (6. Nc3 h6 7. Be3 Nc6 8. Qd2 f6 9. exf6 Nxf6 10. O-O-O Nxe4 11. Nxe4 Qxe4 12. Re1 Be7) 6... Qxe4+?? { (-2.50 → 3.50) Blunder. Qxg5 was best. } (6... Qxg5 7. Nf3 Qh6 8. Bc4 Nc6 9. Nc3 Bb4 10. Qd3 Nge7 11. O-O Bxc3 12. Qxc3 Rg8 13. g3) 7. Qe2 Qxe2+ 8. Bxe2 f6? { (3.49 → 7.18) Mistake. Bg7 was best. } (8... Bg7 9. Nf3) 9. exf6 Bb4+ 10. c3 Bc5 11. Nd2 Nc6 12. O-O-O Bxf2 13. Rhf1 Bxh4?! { (11.24 → Mate in 6) Checkmate is now unavoidable. Nh6 was best. } (13... Nh6 14. Bxh6) 14. g3?? { (Mate in 6 → -3.86) Lost forced checkmate sequence. f7+ was best. } (14. f7+ Kf8 15. fxg8=Q+ Kxg8 16. Bh6 Be7 17. Bc4+ d5 18. Bxd5+ Be6 19. Bxe6#) 14... Bxg5 15. h4? { (-4.27 → -9.08) Mistake. f7+ was best. } (15. f7+ Kf8 16. fxg8=Q+ Kxg8 17. Rf5 Bxd2+ 18. Rxd2 Kg7 19. Bc4 d5 20. Rfxd5 h6 21. Rc5 Re8) 15... Bxf6 16. Bh5+ Ke7 17. Ne4 Ne5 18. Nxf6 Nxf6 19. Rde1 d6 20. g4 Kd7 21. Rxf6 Nd3+ 22. Kd2 Nxe1 23. Kxe1 Re8+? { (-7.30 → -4.11) Mistake. Kc6 was best. } (23... Kc6 24. g5 Bd7 25. Kf2 Raf8 26. Bf3+ Kb6 27. Rxf8 Rxf8 28. Kg3 Bc6 29. Bxc6 Kxc6 30. h5) 24. Bxe8+ Kxe8 25. g5? { (-4.03 → -6.62) Mistake. Rh6 was best. } (25. Rh6 Bxg4 26. Rxh7 Rd8 27. Rxc7 Rd7 28. Rxd7 Kxd7 29. Kd2 Ke6 30. c4 Ke5 31. Kd3 Bh5) 25... c5 26. h5 Bg4?? { (-5.55 → -2.40) Blunder. Ke7 was best. } (26... Ke7 27. Rh6) 27. g6?! { (-2.40 → -3.18) Inaccuracy. g6 was best. } (27. g6 Ke7 28. Rf7+ Ke6 29. Rxh7 Rg8 30. Kf2 Kf6 31. Ke3 Kg5 32. Rxb7 Bxh5 33. Rxa7 Bxg6) 27... hxg6 28. hxg6?! { (-3.22 → -5.00) Inaccuracy. Rxg6 was best. } (28. Rxg6 Bc8) 28... Bh5 29. g7?! { (-4.31 → -5.61) Inaccuracy. Rxd6 was best. } (29. Rxd6 Rc8) 29... Bf7?! { (-5.61 → -4.28) Inaccuracy. Ke7 was best. } (29... Ke7) 30. Rh6?! { (-4.28 → -6.20) Inaccuracy. Rxd6 was best. } (30. Rxd6 Ke7 31. Rd2 Rg8 32. Rg2 Bxa2 33. b4 Bd5 34. Rg5 Bc6 35. Kd2 cxb4 36. cxb4 Kf6) 30... d5?? { (-6.20 → 7.29) Blunder. Ke7 was best. } (30... Ke7) 31. Rh8+ Ke7 32. Rxa8 Kf6 33. Rxa7 Kxg7 34. Rxb7 d4 35. Ke2 dxc3 36. bxc3 Kg6 37. c4?? { (60.24 → 0.06) Blunder. Rxf7 was best. } (37. Rxf7 Kxf7 38. Kd3 Ke7 39. Kc4 Kd6 40. Kb5 c4 41. a4 Kd5 42. a5 Kd6 43. Kxc4 Kc6) 37... Bxc4+ 38. Ke3 Bxa2 39. Rb2 Bd5 40. Rc2 c4 41. Kd4 Kf5?? { (0.10 → Mate in 15) Checkmate is now unavoidable. Bb7 was best. } (41... Bb7 42. Ke5 Kg5 43. Rxc4 Ba6 44. Rb4 Be2 45. Rb2 Bf3 46. Rb1 Kg4 47. Rg1+ Kh3 48. Kf4) 42. Kxd5 Kf4 43. Rxc4+ Ke3 44. Re4+ Kd3 45. Rd4+ Ke3 46. Rc4 Kf3 47. Rc3+ Kf4 48. Kd4 Kf5 49. Rf3+ Ke6 50. Re3+ Kf6 51. Re5 Kg6 52. Re6+ Kf5 53. Kd5 Kf4 54. Re4+ Kf3 55. Kd4 Kg3 56. Ke3 Kg2 57. Rf4 Kg3 58. Ke4 Kg2 59. Rf3 Kg1 60. Ke3 Kg2 61. Ke2 Kg1 62. Rf2 Kh1 63. Kf3 Kg1 64. Kg3 Kh1 65. Rh2+ Kg1 66. Rf2 Kh1 67. Rf1# { White wins by checkmate. } 1-0