Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/nQjNU86q"]
[Date "2026.01.31"]
[White "Robbie3"]
[Black "TC"]
[Result "1-0"]
[UTCDate "2026.01.31"]
[UTCTime "00:10:39"]
[WhiteElo "1238"]
[BlackElo "825"]
[WhiteRatingDiff "+2"]
[BlackRatingDiff "-4"]
[WhiteTitle "NM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B06"]
[Opening "Modern Defense"]
[Termination "Time forfeit"]
[Annotator "cohenchessclub.com"]
1. e4 g6 { B06 Modern Defense } 2. Nf3 Nh6?! { (0.62 → 1.47) Inaccuracy. c5 was best. } (2... c5 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. c4 Qd8 7. d5 e6 8. Nc3 Bg7 9. Be2) 3. Nc3 Bg7 4. b3? { (1.26 → -0.22) Mistake. d4 was best. } (4. d4 c6) 4... O-O?! { (-0.22 → 0.29) Inaccuracy. c5 was best. } (4... c5 5. Ba3 b6 6. d4 Nc6 7. Bb2 cxd4 8. Nb5 Bb7 9. Nbxd4 O-O 10. Nxc6 Bxc6 11. Bxg7) 5. d4 d5? { (0.13 → 1.54) Mistake. c5 was best. } (5... c5 6. Bb2 cxd4 7. Nxd4 Nc6 8. Nxc6 dxc6 9. Qxd8 Rxd8 10. Na4 f5 11. Bd3 fxe4 12. Bxg7) 6. e5?? { (1.54 → -0.44) Blunder. Nxd5 was best. } (6. Nxd5 c6 7. Ne3 c5 8. c3 Nc6 9. d5 Bxc3+ 10. Bd2 Bxa1 11. Qxa1 Nd4 12. Nxd4 cxd4) 6... e6?? { (-0.44 → 2.00) Blunder. c5 was best. } (6... c5 7. dxc5) 7. Bd3?? { (2.00 → -0.18) Blunder. Bg5 was best. } (7. Bg5 f6) 7... Re8?? { (-0.18 → 3.35) Blunder. c5 was best. } (7... c5 8. O-O) 8. Ng5?? { (3.35 → -0.56) Blunder. Bg5 was best. } (8. Bg5) 8... Re7?? { (-0.56 → 2.75) Blunder. c5 was best. } (8... c5 9. h4) 9. Qf3?? { (2.75 → -0.31) Blunder. h4 was best. } (9. h4) 9... Rd7?? { (-0.31 → 3.14) Blunder. c5 was best. } (9... c5 10. Qh3) 10. Bb5?? { (3.14 → -1.05) Blunder. h4 was best. } (10. h4 c5) 10... Rd6?? { (-1.05 → 5.20) Blunder. c5 was best. } (10... c5 11. O-O cxd4 12. Ne2 Nc6 13. Bxc6 bxc6 14. Nxd4 c5 15. Ngxe6 fxe6 16. Nxe6 Qe7 17. Nxg7) 11. Ba3?? { (5.20 → -0.93) Blunder. Nxh7 was best. } (11. Nxh7) 11... Rb6?? { (-0.93 → 1.14) Blunder. a6 was best. } (11... a6 12. Be2) 12. Qxf7+?? { (1.14 → -10.24) Blunder. h4 was best. } (12. h4 Nd7 13. O-O-O c6 14. Be2 c5 15. Nxd5 exd5 16. Qxd5 cxd4 17. Bc4 Bxe5 18. Nxf7 Nxf7) 12... Kh8?? { (-10.24 → 5.28) Blunder. Nxf7 was best. } (12... Nxf7 13. Nxf7) 13. O-O? { (5.28 → 2.92) Mistake. Qf4 was best. } (13. Qf4) 13... Nxf7?? { (2.92 → 8.44) Blunder. Nc6 was best. } (13... Nc6 14. Qf4) 14. Nxf7+ Kg8 15. Ng5?? { (8.33 → -10.23) Blunder. Nxd8 was best. } (15. Nxd8) 15... Bh6 16. Nf3 a6 17. Bd3 a5 18. Bc5 a4 19. Bxb6 cxb6 20. bxa4 Ra5 21. g4 b5?! { (-5.25 → -3.76) Inaccuracy. Nc6 was best. } (21... Nc6 22. Kg2) 22. axb5 Ra3 23. Nb1 Rb3?? { (-3.29 → 6.60) Blunder. Ra8 was best. } (23... Ra8 24. Nc3) 24. Nbd2?? { (6.60 → -3.74) Blunder. axb3 was best. } (24. axb3 Qc7 25. h3 Nd7 26. Re1 Nb6 27. Nbd2 Qc3 28. Nf1 Nc4 29. Ng3 Nb2 30. Ne2 Qc7) 24... Ra3 25. Nb1 Bf4?? { (-3.50 → 3.01) Blunder. Ra8 was best. } (25... Ra8 26. Kg2) 26. Nxa3 Bxe5? { (2.75 → 5.10) Mistake. Qf8 was best. } (26... Qf8) 27. dxe5?? { (5.10 → 2.27) Blunder. Nxe5 was best. } (27. Nxe5 Qd6 28. Rae1 Qxa3 29. Nf3 Nd7 30. Rxe6 Qf8 31. Re3 Qf4 32. h3 Nf6 33. Ne5 Qxd4) 27... Kf7?? { (2.27 → 6.76) Blunder. Qf8 was best. } (27... Qf8 28. Be2 Qxa3 29. c4 Nd7 30. Rac1 Nc5 31. Rfd1 Bd7 32. Nd4 h5 33. Rc2 Kh7 34. Kg2) 28. Ng5+?? { (6.76 → -0.11) Blunder. Nb1 was best. } (28. Nb1 b6) 28... Kg7?? { (-0.11 → 6.21) Blunder. Qxg5 was best. } (28... Qxg5 29. h3) 29. Nxe6+?? { (6.21 → 0.00) Blunder. f4 was best. } (29. f4) 29... Kh6?? { (0.00 → 21.69) Blunder. Bxe6 was best. } (29... Bxe6 30. Rae1 Nd7 31. Nb1 Nc5 32. f3 Qa5 33. Re2 Qxa2 34. Ref2 Qa1 35. Re1 h5 36. gxh5) 30. Nxd8 b6 31. Nc6 Nxc6 32. bxc6 Bxg4 33. c7 b5 34. Bxb5 d4 35. Ba6 Kg7 36. c8=Q Bxc8 37. Bxc8 h5 38. e6 d3 39. e7 dxc2?! { (73.97 → Mate in 5) Checkmate is now unavoidable. d2 was best. } (39... d2 40. e8=R) 40. Nxc2 Kf7 41. Rfe1 Ke8 42. a4 g5 43. Ba6 g4 44. Bb5+ Kf7 45. e8=Q+ Kf6 46. Qxh5 g3 47. fxg3 Kg7 48. Re7+ Kf6 49. Qf7+ { White wins on time. } 1-0