CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/U9Uku8sd"] [Date "2026.09.01"] [White "Mateo1"] [Black "Summer"] [Result "0-1"] [UTCDate "2026.09.01"] [UTCTime "14:46:03"] [WhiteElo "748"] [BlackElo "1339"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+2"] [BlackTitle "GM🥟"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A07"] [Opening "King's Indian Attack"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. Nf3 d5 2. g3 { A07 King's Indian Attack } Nc6 3. Bh3?? { (0.43 → -9.69) Blunder. d4 was best. } (3. d4 Nf6 4. Bg2 g6 5. Ne5 Bg7 6. c4 O-O 7. cxd5 Nxd5 8. Nxc6 bxc6 9. O-O Nb6) 3... Bxh3 4. Ng5 Be6 5. O-O Nh6 6. Nxe6 fxe6 7. Na3 e5 8. Nb5 e6 9. Nxc7+ Qxc7 10. e4 dxe4 11. Qh5+ Nf7 12. Re1 g6 13. g4 gxh5 14. Rxe4 hxg4 15. Rxe5 Nfxe5 16. d4?! { (-26.32 → Mate in 8) Checkmate is now unavoidable. c3 was best. } (16. c3 Nf3+) 16... Nf3+ 17. Kg2 Nfxd4?! { (Mate in 3 → -24.30) Lost forced checkmate sequence. Qxh2+ was best. } (17... Qxh2+ 18. Kf1 Ncxd4 19. c3 Qg1#) 18. a4?! { (-24.30 → Mate in 8) Checkmate is now unavoidable. Be3 was best. } (18. Be3 Nf3) 18... Qf7?! { (Mate in 8 → -27.61) Lost forced checkmate sequence. Nf3 was best. } (18... Nf3 19. Kf1 Qxh2 20. Be3 Qg1+ 21. Ke2 Qxa1 22. c3 O-O-O 23. Bd4 Nce5 24. Ke3 Bh6+ 25. Ke2) 19. Bg5?! { (-27.61 → Mate in 6) Checkmate is now unavoidable. Kg1 was best. } (19. Kg1 Nxc2) 19... Qf3+ 20. Kf1 Qh1# { Black wins by checkmate. } 0-1