Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/DtSJzhHU"]
[Date "2026.01.28"]
[White "Walker"]
[Black "Gabriel1"]
[Result "1/2-1/2"]
[UTCDate "2026.01.28"]
[UTCTime "21:17:32"]
[WhiteElo "1611"]
[BlackElo "1287"]
[WhiteRatingDiff "-4"]
[BlackRatingDiff "+10"]
[WhiteTitle "⚡"]
[BlackTitle "🏈"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C46"]
[Opening "Four Knights Game: Italian Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 { C46 Four Knights Game: Italian Variation } a6?! { (0.05 → 0.83) Inaccuracy. Nxe4 was best. } (4... Nxe4 5. Nxe4) 5. d3 b5 6. Bd5 Nxd5 7. Nxd5 Bb7 8. b3 Nd4?! { (0.00 → 0.74) Inaccuracy. Bc5 was best. } (8... Bc5 9. Be3 Bxe3 10. Nxe3 d6 11. a4 O-O 12. O-O Ne7 13. axb5 axb5 14. Rxa8 Bxa8 15. c4) 9. Nxd4 exd4 10. Bb2? { (0.56 → -0.70) Mistake. Qh5 was best. } (10. Qh5 Bd6 11. Bg5 Qc8 12. O-O Bxd5 13. exd5 O-O 14. Rae1 f6 15. Bd2 c6 16. Re2 Qc7) 10... Bxd5? { (-0.70 → 0.59) Mistake. c6 was best. } (10... c6 11. Nf4) 11. exd5 Bc5 12. c4? { (0.33 → -0.94) Mistake. O-O was best. } (12. O-O O-O 13. Qg4 Qf6 14. Qxd7 Rfd8 15. Qxc7 Rac8 16. Qg3 Bd6 17. Qg4 Rxc2 18. Bxd4 Be5) 12... Bb4+? { (-0.94 → 0.11) Mistake. dxc3 was best. } (12... dxc3) 13. Kf1 Bc3? { (-0.08 → 1.43) Mistake. O-O was best. } (13... O-O) 14. Bxc3 dxc3 15. Qe1+ Kf8? { (1.28 → 2.81) Mistake. Qe7 was best. } (15... Qe7) 16. Qxc3 a5 17. cxb5 Rb8? { (3.79 → 6.51) Mistake. h5 was best. } (17... h5 18. h4) 18. Qxa5 Qf6 19. Re1 Re8 20. Qb4+ d6 21. Rxe8+ Kxe8 22. Qc4?? { (6.87 → 0.00) Blunder. g3 was best. } (22. g3 h5) 22... Kd7?? { (0.00 → 6.92) Blunder. Qa1+ was best. } (22... Qa1+ 23. Ke2 Qxh1 24. Qxc7 Qa1 25. Qc8+ Ke7 26. Qxh8 Qb2+ 27. Kf3 Qf6+ 28. Kg4 Qg6+ 29. Kf4) 23. Ke2?? { (6.92 → -0.65) Blunder. g3 was best. } (23. g3) 23... Re8+ 24. Kd2 Qg5+?? { (-1.08 → 4.52) Blunder. Qb2+ was best. } (24... Qb2+ 25. Kd1) 25. f4?? { (4.52 → -7.46) Blunder. Kc3 was best. } (25. Kc3) 25... Qxg2+ 26. Kc3 Qxh1 27. Qc6+ Ke7?? { (-7.69 → -2.00) Blunder. Kd8 was best. } (27... Kd8 28. b6 Qc1+ 29. Kb4 Qxc6 30. dxc6 cxb6 31. a4 Kc7 32. Kc3 Kxc6 33. b4 Re2 34. Kd4) 28. Qxc7+?! { (-2.00 → -2.76) Inaccuracy. Qxc7+ was best. } (28. Qxc7+ Kf8 29. Qxd6+ Kg8 30. b6 Qc1+ 31. Kb4 Qd2+ 32. Kc4 Rc8+ 33. Kb5 Qxd3+ 34. Kb4 Qd2+) 28... Kf8?! { (-2.76 → -1.97) Inaccuracy. Kf8 was best. } (28... Kf8) 29. Qxd6+?! { (-1.97 → -2.94) Inaccuracy. Qxd6+ was best. } (29. Qxd6+ Kg8 30. b6 Qc1+ 31. Kb4 Qd2+ 32. Kb5 Qxd3+ 33. Kb4 Qd2+ 34. Kb5 Qxa2 35. b7 Qxb3+) 29... Kg8?! { (-2.94 → -2.13) Inaccuracy. Kg8 was best. } (29... Kg8 30. b6) 30. Qd7?? { (-2.13 → -5.84) Blunder. b6 was best. } (30. b6) 30... Kf8?? { (-5.84 → -0.42) Blunder. Qa1+ was best. } (30... Qa1+) 31. b6 Qe1+? { (-0.38 → 0.77) Mistake. Qc1+ was best. } (31... Qc1+ 32. Kb4) 32. Kd4?? { (0.77 → Mate in 1) Checkmate is now unavoidable. Kc4 was best. } (32. Kc4 g5) 32... Qf2+?? { (Mate in 1 → -6.69) Lost forced checkmate sequence. Qb4# was best. } (32... Qb4#) 33. Kc3?? { (-6.69 → Mate in 4) Checkmate is now unavoidable. Kc4 was best. } (33. Kc4 Qxb6) 33... Qxb6? { (Mate in 4 → -7.60) Lost forced checkmate sequence. Qc5+ was best. } (33... Qc5+ 34. Kd2 Qb4+ 35. Kd1 Qe1+ 36. Kc2 Re2#) 34. Qh3? { (-7.60 → Mate in 4) Checkmate is now unavoidable. Qc6 was best. } (34. Qc6) 34... Qc5+ 35. Kd2 Qxd5?! { (Mate in 3 → -10.61) Lost forced checkmate sequence. Qb4+ was best. } (35... Qb4+ 36. Kc2 Re2+ 37. Kb1 Qe1#) 36. Qxh7?! { (-10.61 → Mate in 5) Checkmate is now unavoidable. Qf1 was best. } (36. Qf1 Qa5+) 36... Qg2+ 37. Kc3 Rc8+ 38. Kd4 Qf2+?! { (Mate in 11 → -10.76) Lost forced checkmate sequence. Qf2+ was best. } (38... Qf2+ 39. Ke4 Re8+ 40. Kd5 Rd8+ 41. Ke5 Qd4+ 42. Kf5 Qxd3+ 43. Kg4 Qxh7 44. f5 Qxh2 45. a4) 39. Ke4?! { (-10.76 → Mate in 10) Checkmate is now unavoidable. Ke4 was best. } (39. Ke4 Re8+) 39... Ke7? { (Mate in 10 → -8.38) Lost forced checkmate sequence. Re8+ was best. } (39... Re8+ 40. Kd5 Rd8+ 41. Ke5 Qd4+ 42. Kf5 Qxd3+ 43. Kg4 Qxh7 44. f5 Qxh2 45. f6 Qe2+ 46. Kh4) 40. Qxg7 Qxh2 41. Qe5+ Kd7?? { (-6.33 → 0.00) Blunder. Kf8 was best. } (41... Kf8 42. Qd6+) 42. Qf5+ Kd6 43. Qxc8 Qe2+?? { (0.00 → 3.41) Blunder. Qh1+ was best. } (43... Qh1+ 44. Ke3 Qe1+ 45. Kf3 Qd1+ 46. Kf2 Qd2+ 47. Kg3 Qxd3+ 48. Kf2 Qd2+ 49. Kf1 Qd1+ 50. Kf2) 44. Kf5?? { (3.41 → 0.00) Blunder. Kd4 was best. } (44. Kd4) 44... Qxa2?? { (0.00 → 7.32) Blunder. Qh5+ was best. } (44... Qh5+ 45. Ke4 Qh1+ 46. Ke3 Qe1+ 47. Kf3 Qd1+ 48. Kf2 Qd2+ 49. Kg3 Qxd3+ 50. Kh2 Qd2+ 51. Kh3) 45. Qf8+ Kd5 46. Qxf7+ Kd4 47. Qf6+?! { (7.72 → 5.57) Inaccuracy. Qc4+ was best. } (47. Qc4+) 47... Kxd3 48. Qe5?! { (5.81 → 4.24) Inaccuracy. Qe6 was best. } (48. Qe6 Qh2) 48... Qxb3 49. Qe4+ Kd2 50. Qg2+?? { (4.13 → 0.75) Blunder. Kf6 was best. } (50. Kf6) 50... Ke1 51. Qg1+ Ke2 { Black offers draw } 52. Qg2+ Ke1 53. Qe4+ Kf2 54. Qd4+ Kf3 55. Qh8 Qf7+ 56. Kg5 Qxf4+ 57. Kg6 Qg4+ 58. Kf7 Qf4+ 59. Ke6 Qe4+ 60. Kd6 Qf4+ 61. Kc5 Qe3+ 62. Kb5 Qd3+ 63. Ka4 Qc2+ 64. Ka3 Ke2 65. Qh2+ Kd3 66. Qh7+ Kd2 { Black offers draw } 67. Qd7+ Kc3 68. Qc6+ Kd2 69. Qd5+ Kc3 70. Qa5+ Kd3 71. Qa6+ Kc3 72. Qf6+ Kd2 73. Qf2+ Kc3 74. Qe3+ Kc4 75. Qe6+ Kd3 76. Qd5+ Kc3 77. Qf3+ Kd2 78. Qg2+ Kc3 79. Qc6+ Kd2 80. Qd5+ Kc3 { The game is a draw. } 1/2-1/2