Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/iMd8XBbm"]
[Date "2025.09.27"]
[White "Matilda"]
[Black "Liam7"]
[Result "1-0"]
[UTCDate "2025.09.27"]
[UTCTime "17:28:18"]
[WhiteElo "1315"]
[BlackElo "1330"]
[WhiteRatingDiff "+18"]
[BlackRatingDiff "-22"]
[WhiteTitle "⛸"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C60"]
[Opening "Ruy Lopez"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 { C60 Ruy Lopez } Bd6 4. Nc3?! { (1.09 → 0.11) Inaccuracy. O-O was best. } (4. O-O Nge7 5. c3 Ng6 6. d4 O-O 7. Be3 Be7 8. dxe5 Ncxe5 9. Nxe5 Nxe5 10. f4 Ng6) 4... Nf6 5. d3 O-O 6. Bg5 Bc5 7. Qe2?! { (0.43 → -0.33) Inaccuracy. Nd5 was best. } (7. Nd5 Be7) 7... h6 8. Bxf6 Qxf6 9. Nd5 Qd6 10. O-O a6 11. Bxc6 dxc6 12. Nc3 Bg4 13. h3 Bxf3 14. Qxf3 Bd4 15. Rab1 b5 16. Ne2 c5?? { (0.07 → 7.58) Blunder. Bb6 was best. } (16... Bb6 17. Qg4) 17. Nxd4?? { (7.58 → -0.35) Blunder. c3 was best. } (17. c3) 17... cxd4 18. c3? { (-0.26 → -1.39) Mistake. Qg3 was best. } (18. Qg3 Rae8 19. f4 f6 20. a3 exf4 21. Rxf4 Re5 22. Rbf1 Rc5 23. Qf2 Re8 24. Rg4 Re6) 18... c5? { (-1.39 → -0.24) Mistake. dxc3 was best. } (18... dxc3 19. bxc3 Rfd8 20. Rfd1 c5 21. a3 Ra7 22. Kh2 Rad7 23. Qe2 Qb6 24. Kg1 Rd6 25. Ra1) 19. cxd4 cxd4 20. Rbc1 Qb4 21. b3?! { (-0.17 → -1.17) Inaccuracy. Qe2 was best. } (21. Qe2) 21... Qa3?! { (-1.17 → -0.33) Inaccuracy. Qd2 was best. } (21... Qd2) 22. Rc2?! { (-0.33 → -0.86) Inaccuracy. Qe2 was best. } (22. Qe2) 22... a5?! { (-0.86 → 0.03) Inaccuracy. Rfc8 was best. } (22... Rfc8 23. Qe2 Rc3 24. Rd2 Rac8 25. f4 Rc1 26. Kh2 Rxf1 27. Qxf1 Rc1 28. Qf2 Qc5 29. h4) 23. Qf5 f6? { (0.00 → 1.53) Mistake. a4 was best. } (23... a4 24. Rb1 Qe7 25. bxa4 bxa4 26. Rbc1 Qa3 27. Qf3 Rab8 28. Qg3 Rfe8 29. Qf3) 24. Qe6+? { (1.53 → 0.20) Mistake. f4 was best. } (24. f4) 24... Kh8 25. f4 a4 26. bxa4? { (0.77 → -0.35) Mistake. fxe5 was best. } (26. fxe5 fxe5) 26... Qxa4?! { (-0.35 → 0.38) Inaccuracy. Qxd3 was best. } (26... Qxd3 27. Rc7 exf4 28. axb5 Qe3+ 29. Kh1 d3 30. Qg4 Rg8 31. Qxf4 Qxf4 32. Rxf4 Rxa2 33. Rd7) 27. Rff2?! { (0.38 → -0.20) Inaccuracy. Rc7 was best. } (27. Rc7) 27... exf4 28. Qf5 Qa3 29. Rxf4?! { (-0.36 → -1.31) Inaccuracy. Qxb5 was best. } (29. Qxb5 Rab8) 29... Qxd3 30. Qg6?? { (-1.35 → -10.65) Blunder. Rc7 was best. } (30. Rc7 Qg3 31. Qg4 Qxg4 32. Rxg4 g5 33. Rg3 Rac8 34. Rxc8 Rxc8 35. Rb3 Rc5 36. Rd3 Rc4) 30... Qxc2 31. Rg4 Qd1+ 32. Kh2 Rxa2?? { (-9.48 → Mate in 1) Checkmate is now unavoidable. Rg8 was best. } (32... Rg8 33. e5) 33. Qxg7# { White wins by checkmate. } 1-0