FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/Xs9ySFeG"]
[Date "2025.09.21"]
[White "Allen"]
[Black "Jihoon"]
[Result "1-0"]
[UTCDate "2025.09.21"]
[UTCTime "17:18:58"]
[WhiteElo "1404"]
[BlackElo "1022"]
[WhiteRatingDiff "+10"]
[BlackRatingDiff "-5"]
[WhiteTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A40"]
[Opening "Mikenas Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 Nc6 { A40 Mikenas Defense } 2. c3?! { (0.90 → 0.23) Inaccuracy. d5 was best. } (2. d5 Ne5 3. Nc3 e6 4. f4 Ng6 5. dxe6 dxe6 6. Qxd8+ Kxd8 7. Nf3 Bd7 8. e4 Bc5) 2... e5 3. e4 Bd6? { (0.12 → 1.53) Mistake. d5 was best. } (3... d5 4. dxe5) 4. Nf3 Nf6 5. dxe5 Bxe5 6. Nxe5 Nxe5 7. Nd2?? { (1.75 → 0.08) Blunder. c4 was best. } (7. c4) 7... O-O 8. Bc4?? { (-0.16 → -1.89) Blunder. Be2 was best. } (8. Be2 Re8) 8... Nxc4 9. Nxc4 d5? { (-1.59 → -0.40) Mistake. Nxe4 was best. } (9... Nxe4 10. O-O d5 11. Nd2 Nf6 12. Re1 Re8 13. Rxe8+ Qxe8 14. Nf3 h6 15. Bf4 Qd8 16. Be5) 10. exd5 Nxd5 11. O-O Nf6 12. Qf3 Bg4 13. Qxb7?? { (-0.63 → -4.67) Blunder. Qf4 was best. } (13. Qf4) 13... Qd3?? { (-4.67 → 1.86) Blunder. Be2 was best. } (13... Be2 14. Qb3) 14. b3? { (1.86 → 0.74) Mistake. Ne5 was best. } (14. Ne5) 14... Qxc3?? { (0.74 → 3.27) Blunder. Be6 was best. } (14... Be6 15. Ne3 Qxc3 16. Ba3 Rfc8 17. Qf3 Qe5 18. Rfd1 Rd8 19. Be7 Rxd1+ 20. Rxd1 Ne4 21. Bb4) 15. Bd2?? { (3.27 → 1.01) Blunder. Bb2 was best. } (15. Bb2 Qd3 16. Bxf6 gxf6 17. Qxc7 Qg6 18. Rfe1 Rac8 19. Qxa7 Bf3 20. g3 Ba8 21. Qe3 Rfd8) 15... Qd3 16. Bb4?? { (1.15 → -5.19) Blunder. Ba5 was best. } (16. Ba5 Rfc8) 16... Rab8 17. Qxc7 Rfe8?? { (-5.55 → 3.89) Blunder. Rxb4 was best. } (17... Rxb4) 18. Rfd1?? { (3.89 → -6.56) Blunder. Ne5 was best. } (18. Ne5 Qb5 19. Qxf7+ Kh8 20. Nxg4 Rb7 21. Qc4 Qxc4 22. bxc4 Rxb4 23. Ne3 Rb2 24. Rfc1 Rc8) 18... Bxd1 19. Nd6 Re1+?? { (-6.63 → 2.61) Blunder. Rf8 was best. } (19... Rf8) 20. Bxe1 Ne8?? { (2.44 → Mate in 2) Checkmate is now unavoidable. Rf8 was best. } (20... Rf8) 21. Qxb8?! { (Mate in 2 → 13.90) Lost forced checkmate sequence. Qxf7+ was best. } (21. Qxf7+ Kh8 22. Qf8#) 21... f6?! { (13.90 → Mate in 1) Checkmate is now unavoidable. Qxd6 was best. } (21... Qxd6 22. Qxe8+) 22. Qxe8# { White wins by checkmate. } 1-0