Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/Fsr606UH"]
[Date "2025.07.16"]
[White "Trekker"]
[Black "Harry2"]
[Result "0-1"]
[UTCDate "2025.07.16"]
[UTCTime "23:27:07"]
[WhiteElo "1747"]
[BlackElo "1628"]
[WhiteRatingDiff "-11"]
[BlackRatingDiff "+7"]
[WhiteTitle "GM🎅"]
[BlackTitle "GM🏆"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A00"]
[Opening "Saragossa Opening"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. c3 { A00 Saragossa Opening } e5 2. d4 Nc6 3. e4 Nf6?! { (0.12 → 0.64) Inaccuracy. d5 was best. } (3... d5 4. dxe5) 4. Bg5? { (0.64 → -0.72) Mistake. d5 was best. } (4. d5) 4... exd4?! { (-0.72 → 0.00) Inaccuracy. d5 was best. } (4... d5 5. dxe5) 5. cxd4 Be7 6. e5 Ne4 7. Bxe7 Qxe7 8. Bd3? { (0.16 → -1.12) Mistake. Ne2 was best. } (8. Ne2 Qb4+ 9. Nbc3 O-O 10. f3 Nxc3 11. bxc3 Qa5 12. Qd2 b5 13. Kf2 Rb8 14. a3 Ne7) 8... Nxd4?? { (-1.12 → 5.00) Blunder. Qb4+ was best. } (8... Qb4+ 9. Nd2 Nxd2 10. Qxd2 Qxd2+ 11. Kxd2 Nxd4 12. Rc1 Ne6 13. Ke3 c6 14. Ne2 Nc7 15. Be4) 9. Bxe4 Qxe5 10. f3?? { (4.60 → -3.11) Blunder. Nc3 was best. } (10. Nc3 c6) 10... O-O?? { (-3.11 → 2.70) Blunder. f5 was best. } (10... f5) 11. Ne2 Nxe2? { (2.75 → 4.41) Mistake. c5 was best. } (11... c5 12. Nxd4 d5 13. Ne2 dxe4 14. fxe4 Qxe4 15. O-O Bg4 16. Nbc3 Qe3+ 17. Rf2 Rad8 18. Qc1) 12. Qxe2 Re8 13. Nc3 d5?! { (4.84 → 6.93) Inaccuracy. Kf8 was best. } (13... Kf8) 14. Nxd5?? { (6.93 → -0.26) Blunder. Bxd5 was best. } (14. Bxd5) 14... f5 15. Qc4?! { (-0.17 → -1.08) Inaccuracy. O-O was best. } (15. O-O fxe4) 15... fxe4?? { (-1.08 → 3.38) Blunder. Be6 was best. } (15... Be6 16. O-O-O fxe4 17. Qxe4 Qg5+ 18. f4 Qh6 19. Rhe1 Bf7 20. Ne7+ Kh8 21. Rd7 Rad8 22. Red1) 16. Nf6+?? { (3.38 → -1.37) Blunder. Nxc7+ was best. } (16. Nxc7+ Be6 17. Qc3 Qxc3+ 18. bxc3 exf3 19. gxf3 Bxa2+ 20. Nxe8 Rxe8+ 21. Kf2 Bd5 22. Rhd1 Bc6) 16... Kh8 17. Nxe8?? { (-2.05 → -7.84) Blunder. Nxe4 was best. } (17. Nxe4 Qxb2) 17... exf3+ 18. Kf2 Qxb2+? { (-8.19 → -4.57) Mistake. Be6 was best. } (18... Be6) 19. Kxf3 Qa3+?? { (-4.16 → 0.52) Blunder. Bd7 was best. } (19... Bd7) 20. Qb3 Qf8+ 21. Ke2?? { (0.72 → -14.53) Blunder. Kg3 was best. } (21. Kg3 Qxe8) 21... Bg4+ 22. Kd2 Rd8+ 23. Kc3 Qc5+ 24. Qc4 Qe5+? { (Mate in 8 → -8.50) Lost forced checkmate sequence. Qe3+ was best. } (24... Qe3+ 25. Kb2 Rd2+ 26. Qc2 Qd4+ 27. Kb3 Rxc2 28. Kxc2 Bf5+ 29. Kb3 a5 30. a4 Qb4+ 31. Ka2) 25. Kb3 Be6 26. Rhe1? { (-9.86 → Mate in 6) Checkmate is now unavoidable. Rhd1 was best. } (26. Rhd1 Rxe8) 26... Bxc4+ 27. Kxc4 Qf4+ 28. Kc5 b6+ 29. Kb5 Qf5+ 30. Ka6 Qc8+ 31. Kb5 c6+ 32. Kc4 b5+? { (Mate in 6 → -9.42) Lost forced checkmate sequence. Qa6+ was best. } (32... Qa6+ 33. Kb3 Rd3+ 34. Kb2 Qa3+ 35. Kc2 Qc3+ 36. Kb1 Rd2 37. Nd6 Qb2#) 33. Kc5? { (-9.42 → Mate in 5) Checkmate is now unavoidable. Kb3 was best. } (33. Kb3 Qf5) 33... Rd5+ 34. Kb4 a5+? { (Mate in 5 → -9.48) Lost forced checkmate sequence. Qg4+ was best. } (34... Qg4+ 35. Re4 Qxe4+ 36. Ka3 Rd2 37. Kb3 Qc4+ 38. Ka3 Qa4#) 35. Kc3 b4+ 36. Kc4? { (-8.96 → Mate in 5) Checkmate is now unavoidable. Kb2 was best. } (36. Kb2 Qg4 37. Rac1 Qxg2+ 38. Rc2 Rd2 39. Rc1 a4 40. Nd6 h6 41. Nf7+ Kg8 42. Rxd2 Qxd2+) 36... Qa6+ 37. Kb3 a4+ 38. Kxb4 Qb5+ 39. Kc3 Rd3+ 40. Kc2 Qc4+ 41. Kb2 a3+ 42. Kb1 Qb4+ 43. Kc2 Qc3+ 44. Kb1 Qb2# { Black wins by checkmate. } 0-1