CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/oQp70Upv"] [Date "2026.07.22"] [White "Alexander9"] [Black "Owen6"] [Result "0-1"] [UTCDate "2026.07.22"] [UTCTime "20:12:44"] [WhiteElo "956"] [BlackElo "1536"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+1"] [BlackTitle "NM🗺"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C46"] [Opening "Four Knights Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 { C46 Four Knights Game } 4. g3 Bb4 5. Bb5? { (0.31 → -1.04) Mistake. Bg2 was best. } (5. Bg2 Bxc3) 5... O-O 6. O-O Nd4 7. Nxd4 exd4 8. Nd5 Nxe4? { (-0.51 → 0.56) Mistake. Nxd5 was best. } (8... Nxd5 9. exd5 d6 10. a3 Bc5 11. b4 Bb6 12. d3 a5 13. Bd2 axb4 14. axb4 Rxa1 15. Qxa1) 9. Nxb4 a6?? { (0.48 → 6.55) Blunder. a5 was best. } (9... a5) 10. Bd3?! { (6.55 → 4.37) Inaccuracy. Be2 was best. } (10. Be2 d5) 10... Nc5?! { (4.37 → 6.29) Inaccuracy. d5 was best. } (10... d5 11. Be2 Re8 12. Nd3 Bh3 13. Re1 Qd7 14. Bf1 Ng5 15. Bxh3 Qxh3 16. f4 Ne4 17. Qf3) 11. Re1 b5 12. Re5?? { (5.96 → 2.83) Blunder. Be2 was best. } (12. Be2 Bb7) 12... d6? { (2.83 → 4.70) Mistake. Nxd3 was best. } (12... Nxd3) 13. Rd5?? { (4.70 → 1.75) Blunder. Nc6 was best. } (13. Nc6 Qf6 14. Ne7+ Kh8 15. Rxc5 Qxe7 16. Rh5 f5 17. Bf1 g6 18. Rh4 g5 19. Rh6 Bb7) 13... Bh3?? { (1.75 → 6.46) Blunder. Bb7 was best. } (13... Bb7 14. Rxd4 f5 15. Bf1 Qf6 16. Rh4 g5 17. d4 gxh4 18. dxc5 dxc5 19. Nd5 Qf7 20. c4) 14. Rxd4 Qf6?! { (5.14 → 7.87) Inaccuracy. f5 was best. } (14... f5 15. Nd5) 15. Rd5?? { (7.87 → 3.14) Blunder. Bxh7+ was best. } (15. Bxh7+) 15... Qe6 16. Qh5?? { (3.20 → Mate in 2) Checkmate is now unavoidable. Bf1 was best. } (16. Bf1 Bxf1 17. Qxf1 a5 18. Rxc5 dxc5 19. Nd3 Qe4 20. b3 c4 21. bxc4 bxc4 22. Nf4 Qxc2) 16... g6?? { (Mate in 2 → -3.06) Lost forced checkmate sequence. Qe1+ was best. } (16... Qe1+ 17. Bf1 Qxf1#) 17. Qg5?? { (-3.06 → Mate in 2) Checkmate is now unavoidable. Qd1 was best. } (17. Qd1 a5) 17... Qe1+ 18. Bf1 Qxf1# { Black wins by checkmate. } 0-1