FEN
[Event "MrCohenOS Arena"]
[Site "https://cohenchessclub.com/yF2WOqkt"]
[Date "2023.01.03"]
[White "Oskar"]
[Black "Nathan2"]
[Result "1-0"]
[UTCDate "2023.01.03"]
[UTCTime "15:42:08"]
[WhiteElo "1945"]
[BlackElo "1684"]
[WhiteRatingDiff "+3"]
[BlackRatingDiff "-14"]
[WhiteTitle "GM🦃"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D04"]
[Opening "Queen's Pawn Game: Colle System, Grünfeld Formation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 Nf6 2. e3?! { (0.60 → 0.09) Inaccuracy. Nf3 was best. } (2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. Bg5 O-O 6. e3 c5) 2... g6 3. Bd3 d5 4. Nf3 Bg7 { D04 Queen's Pawn Game: Colle System, Grünfeld Formation } 5. Nbd2 O-O 6. c3 c5 7. O-O c4 8. Bc2 Qc7 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Be6?! { (0.88 → 1.48) Inaccuracy. Nd7 was best. } (11... Nd7 12. Re1) 12. d5?! { (1.48 → 0.77) Inaccuracy. Re1 was best. } (12. Re1 a5) 12... Bd7?! { (0.77 → 1.82) Inaccuracy. Bc8 was best. } (12... Bc8 13. Bg5) 13. Be3?! { (1.82 → 0.91) Inaccuracy. Bg5 was best. } (13. Bg5) 13... a6?! { (0.91 → 1.91) Inaccuracy. Na6 was best. } (13... Na6 14. Qe2) 14. Bd4 f6? { (1.41 → 3.22) Mistake. e5 was best. } (14... e5 15. dxe6 Bxe6 16. Bxg7 Kxg7 17. Ng5 Nd7 18. Qd4+ Kg8 19. Nxe6 fxe6 20. Rfe1 Nf6 21. Bf3) 15. b3?! { (3.22 → 2.46) Inaccuracy. Re1 was best. } (15. Re1) 15... cxb3? { (2.46 → 4.47) Mistake. Be8 was best. } (15... Be8 16. bxc4 Bf7 17. Rb1 Nd7 18. Re1 Rfe8 19. h4 Qxc4 20. Rxb7 Rad8 21. Rb4 Qc7 22. h5) 16. Qxb3 Qf4? { (4.58 → 8.29) Mistake. Kh8 was best. } (16... Kh8 17. d6 Qxd6 18. Bxb7 Nc6 19. Bxa8 Rxa8 20. Rad1 Be6 21. Qa4 Bd5 22. Rfe1 e5 23. Be3) 17. d6+ Kh8 18. dxe7 Re8 19. Qxb7 Nc6 20. Bxc6 Bxc6 21. Qxc6 Rxe7? { (9.97 → Mate in 4) Checkmate is now unavoidable. Rac8 was best. } (21... Rac8) 22. Qxa8+ Re8 23. Qxe8+ Bf8 24. Qxf8# { White wins by checkmate. } 1-0