Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/B3r6ZqP4"]
[Date "2026.03.18"]
[White "ZePHyRos"]
[Black "Wali"]
[Result "0-1"]
[UTCDate "2026.03.18"]
[UTCTime "23:44:58"]
[WhiteElo "1767"]
[BlackElo "1825"]
[WhiteRatingDiff "-10"]
[BlackRatingDiff "+6"]
[WhiteTitle "GM☢"]
[BlackTitle "GM🏆"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C50"]
[Opening "Italian Game: Giuoco Pianissimo, Italian Four Knights Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 { C50 Italian Game: Giuoco Pianissimo, Italian Four Knights Variation } h6 6. h3 O-O 7. g4 Na5? { (0.50 → 1.67) Mistake. b5 was best. } (7... b5 8. Bb3 a5 9. g5 a4 10. gxf6 Qxf6 11. Bd5 Nd4 12. Nxe5 c6 13. Ng4 Qh4 14. Be3) 8. g5 hxg5 9. Bxg5 Nxc4 10. dxc4 d6?? { (1.92 → 5.47) Blunder. Bb4 was best. } (10... Bb4 11. Rg1) 11. Rg1?? { (5.47 → 1.76) Blunder. Nd5 was best. } (11. Nd5) 11... Bxh3?? { (1.76 → 7.59) Blunder. Bb4 was best. } (11... Bb4 12. Nh4) 12. Nd5?! { (7.59 → 4.95) Inaccuracy. Nh4 was best. } (12. Nh4) 12... Kh8? { (4.95 → 12.00) Mistake. Bxf2+ was best. } (12... Bxf2+ 13. Ke2) 13. Rh1 Qd7 14. Bxf6 gxf6 15. Nxf6 Qe6 16. Qd2 Qxf6 17. Rxh3+ Kg7 18. O-O-O?? { (8.12 → 0.40) Blunder. Rg3+ was best. } (18. Rg3+) 18... Rh8?? { (0.40 → 2.03) Blunder. Qf4 was best. } (18... Qf4) 19. Rg1+?! { (2.03 → 1.30) Inaccuracy. Rg3+ was best. } (19. Rg3+) 19... Kf8 20. Rxh8+ Qxh8 21. Qg5?! { (1.37 → 0.48) Inaccuracy. b4 was best. } (21. b4 Bd4) 21... Bxf2?! { (0.48 → 1.22) Inaccuracy. Ke8 was best. } (21... Ke8 22. Kb1 Kd7 23. a3 a5 24. Ne1 b6 25. Nd3 Rf8 26. Nxc5+ bxc5 27. Rd1 a4 28. Qd2) 22. Rf1?! { (1.22 → 0.46) Inaccuracy. Rg2 was best. } (22. Rg2 Bb6) 22... Bc5 23. Qf5 Ke7?? { (0.16 → 2.77) Blunder. f6 was best. } (23... f6 24. Qd7 Qg7 25. Qh3 Ke7 26. Nh4 Qg5+ 27. Kb1 Rg8 28. Nf5+ Kd8 29. Qh7 Qg2 30. Rc1) 24. Ng5?? { (2.77 → 0.00) Blunder. Nxe5 was best. } (24. Nxe5 Qxe5 25. Qxf7+ Kd8 26. Qg8+ Qe8 27. Rf8 Kd7 28. Qg4+ Kc6 29. Rxe8 Rxe8 30. c3 a5) 24... Be3+ 25. Kb1 Qg7?? { (0.00 → 4.93) Blunder. Bxg5 was best. } (25... Bxg5 26. Qxf7+ Kd8 27. Rg1 Qh2 28. Rd1 Qh8) 26. Nxf7?? { (4.93 → -5.15) Blunder. Qxf7+ was best. } (26. Qxf7+ Qxf7 27. Rxf7+ Ke8 28. Rg7 Rd8 29. Nh7 Bb6 30. c3 a5 31. Kc2 a4 32. Kd3 d5) 26... Rf8 27. Qh3 Rxf7 28. Rxf7+ Qxf7 29. Qxe3 Qxc4?? { (-6.23 → -2.84) Blunder. Qf1+ was best. } (29... Qf1+) 30. b3 Qd4?! { (-2.45 → -1.41) Inaccuracy. Qc5 was best. } (30... Qc5 31. Qe2 Kd7 32. a4 Kc6 33. c3 b5 34. axb5+ Qxb5 35. Qd1 a5 36. Kb2 Qc5 37. Qd3) 31. Qg5+? { (-1.41 → -2.82) Mistake. Qe2 was best. } (31. Qe2 Qg1+ 32. Kb2 a6 33. a4 Kd7 34. b4 c5 35. Qf3 Kc6 36. Qf7 Qd4+ 37. c3 Qd2+) 31... Kd7 32. Qf5+ Kc6 33. Qf3 Kb5 34. a4+?? { (-2.39 → -5.26) Blunder. c3 was best. } (34. c3) 34... Kb4 35. Qe2?! { (-5.32 → -7.58) Inaccuracy. Ka2 was best. } (35. Ka2 c5) 35... Ka3 36. Qe1? { (-7.83 → Mate in 1) Checkmate is now unavoidable. Kc1 was best. } (36. Kc1 Qg1+ 37. Qd1 Qxd1+ 38. Kxd1 Kb4 39. Kd2 a5 40. Kd3 c5 41. Kd2 c4 42. bxc4 Kxc4) 36... Qb2# { Black wins by checkmate. } 0-1