[Event "Casual classical game"] [Site "https://lichess.org/P9ZJqe52"] [Date "2022.06.12"] [White "Onkel_Sam"] [Black "magho"] [Result "0-1"] [UTCDate "2022.06.12"] [UTCTime "18:35:40"] [WhiteElo "1500"] [BlackElo "994"] [Variant "Standard"] [TimeControl "3600+10"] [ECO "D91"] [Opening "Grünfeld Defense: Three Knights Variation, Petrosian System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 { D91 Grünfeld Defense: Three Knights Variation, Petrosian System } Ne4 6. Bf4 Nxc3 7. bxc3 c5 8. cxd5 cxd4 9. cxd4 Qxd5 10. e3 O-O 11. Be2 Nc6 12. O-O Bf5 13. Qa4 Qa5 14. Qxa5 Nxa5 15. Rfc1 Rac8 16. Nd2 Rxc1+ 17. Rxc1 Rc8 18. Rxc8+ Bxc8 19. Bc7 Nc6 20. Bc4 Kf8 21. f4?! { (0.65 → -0.20) Inaccuracy. Ne4 was best. } (21. Ne4 h6 22. Bb5 f5 23. Nc5 Nb4 24. Bc4 b6 25. Ne6+ Kf7 26. Nxg7+ Kxg7 27. a3 Ba6) 21... Ke8 22. d5 Nb4 23. Ba5? { (-0.21 → -1.59) Mistake. Kf2 was best. } (23. Kf2 b6) 23... Na6? { (-1.59 → -0.08) Mistake. Nc2 was best. } (23... Nc2) 24. Nb3? { (-0.08 → -1.46) Mistake. Ne4 was best. } (24. Ne4 b6 25. Bd2 f5 26. Ng5 Nc7 27. Nxh7 Bb7 28. Ng5 b5 29. Bb3 Bxd5 30. Bxd5 Nxd5) 24... b6 25. Bd2 Nc7 26. e4?! { (-1.52 → -2.63) Inaccuracy. Kf2 was best. } (26. Kf2 f5 27. g4 fxg4 28. e4 Ba6 29. Bxa6 Nxa6 30. Kg3 h5 31. a4 Kd7 32. Be3 Nb4) 26... f5 27. exf5 Bxf5 { White resigns. } 0-1