Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/Wh1G5llC"]
[Date "2025.09.12"]
[White "Benton"]
[Black "Harry2"]
[Result "0-1"]
[UTCDate "2025.09.12"]
[UTCTime "20:43:49"]
[WhiteElo "1995"]
[BlackElo "1598"]
[WhiteRatingDiff "-14"]
[BlackRatingDiff "+10"]
[WhiteTitle "GM☾"]
[BlackTitle "GM🏆"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B21"]
[Opening "Sicilian Defense: Smith-Morra Gambit Declined, Alapin Formation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 c5 2. d4 cxd4 3. c3?! { (0.31 → -0.38) Inaccuracy. Nf3 was best. } (3. Nf3 e5 4. c3 Nc6 5. cxd4 exd4 6. Nxd4 Nf6 7. Nc3 Bb4 8. Nxc6 dxc6 9. Qxd8+ Kxd8) 3... Nf6?! { (-0.38 → 0.20) Inaccuracy. dxc3 was best. } { B21 Sicilian Defense: Smith-Morra Gambit Declined, Alapin Formation } (3... dxc3 4. Nxc3 d6 5. Nf3 e6 6. Bc4 Nc6 7. Qe2 Be7 8. O-O e5 9. Rd1 Nf6 10. Bg5) 4. e5 Ne4?? { (0.15 → 3.66) Blunder. Nd5 was best. } (4... Nd5 5. Nf3) 5. cxd4?? { (3.66 → 0.90) Blunder. Qxd4 was best. } (5. Qxd4 f5 6. f3 Nc6 7. Qe3 d5 8. fxe4 fxe4 9. Bb5 g6 10. Ne2 Bg7 11. O-O Rf8) 5... g6?? { (0.90 → 3.24) Blunder. Qa5+ was best. } (5... Qa5+ 6. Nd2 d5 7. Bd3 Bf5 8. Qb3 Qb6 9. Qxb6 axb6 10. Nxe4 dxe4 11. Bb5+ Bd7 12. Bxd7+) 6. Bd3 d5 7. exd6?? { (2.65 → -0.67) Blunder. f3 was best. } (7. f3 Qa5+ 8. Kf1 f5 9. Ne2 Nc6 10. Bc2 Bg7 11. h4 O-O 12. Nbc3 h5 13. fxe4 fxe4+) 7... Bf5?? { (-0.67 → 4.72) Blunder. Nxd6 was best. } (7... Nxd6 8. Nc3 Bg7 9. Nf3 Bg4 10. h3 Bxf3 11. Qxf3 Nc6 12. d5 Ne5 13. Qd1 Nxd3+ 14. Qxd3) 8. dxe7?? { (4.72 → 1.36) Blunder. g4 was best. } (8. g4 Qa5+) 8... Qxe7 9. Bxe4?? { (1.44 → -0.12) Blunder. Ne2 was best. } (9. Ne2 Bg7) 9... Bxe4 10. Qa4+?? { (-0.14 → -10.99) Blunder. Ne2 was best. } (10. Ne2 Bxg2 11. Rg1 Bf3 12. Nc3 Bg7 13. Rg3 Bxe2 14. Qxe2 Qxe2+ 15. Nxe2 Nc6 16. Re3+ Ne7) 10... Bc6+ 11. Be3 Bxa4 12. Nc3 Bc6 13. d5 Bd7 14. O-O-O Bg7 15. d6 Qe6 16. Nd5 Na6 17. Bf4 Rc8+ 18. Kb1?! { (-17.47 → Mate in 7) Checkmate is now unavoidable. Nc3 was best. } (18. Nc3 Qxa2) 18... Qe4+ 19. Ka1 Bxb2+ 20. Kxb2 Qc2+ 21. Ka3 Qxd1?! { (Mate in 2 → -21.08) Lost forced checkmate sequence. Rc3+ was best. } (21... Rc3+ 22. Nxc3 Qxc3#) 22. Nf6+?! { (-21.08 → Mate in 5) Checkmate is now unavoidable. Nc7+ was best. } (22. Nc7+ Nxc7) 22... Kd8 23. Nd5 Qxd5 24. Nf3 Qa5+ 25. Kb2 Qc3+ 26. Kb1 Qc2+ 27. Ka1 Qc3+ 28. Kb1 Bf5# { Black wins by checkmate. } 0-1