[Event "2024 Spring Marathon"] [Site "https://lichess.org/rh0jHJ1T"] [Date "2024.05.11"] [White "HDTKM"] [Black "onon2009"] [Result "1-0"] [UTCDate "2024.05.11"] [UTCTime "22:08:14"] [WhiteElo "1962"] [BlackElo "2369"] [WhiteRatingDiff "+11"] [BlackRatingDiff "-10"] [Variant "Standard"] [TimeControl "300+0"] [ECO "B20"] [Opening "Sicilian Defense: Mengarini Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. a3 { B20 Sicilian Defense: Mengarini Variation } Nc6 3. b4 cxb4 4. axb4 Nxb4 5. c3 Nc6 6. d4 d5 7. exd5 Qxd5 8. Na3 e5? { (0.16 → 1.29) Mistake. Qa5 was best. } (8... Qa5 9. Nf3) 9. Nb5 Qd8?! { (1.28 → 2.14) Inaccuracy. Kd8 was best. } (9... Kd8 10. Nf3 e4 11. Nd2 Nf6 12. Bc4 Qg5 13. O-O Bh3 14. g3 Qf5 15. Re1) 10. d5 Nb8? { (2.20 → 4.00) Mistake. Nf6 was best. } (10... Nf6 11. dxc6 bxc6 12. Qxd8+ Kxd8 13. Na3 Ne4 14. Nc4 Bc5 15. Be3 Bxe3 16. fxe3) 11. d6 Na6?! { (4.00 → 5.17) Inaccuracy. Be6 was best. } (11... Be6 12. Nf3 Nc6 13. Nc7+ Kd7 14. Bb5 Bxd6 15. Nxa8 Qxa8 16. Ba3 Qf8 17. Qa4) 12. Rxa6 bxa6 13. Nc7+ Kd7 14. Qa4+ Kxd6 15. Ne8+ Ke7?! { (4.96 → 8.32) Inaccuracy. Qxe8 was best. } (15... Qxe8 16. Qxe8 Nf6 17. Qd8+ Kc6 18. Nf3 Bc5 19. Qa5 Bb6 20. Qa3 Kc7 21. Be2) 16. Ba3+ Ke6 17. Qg4+ f5 18. Qc4+ Kd7?? { (6.62 → Mate in 4) Checkmate is now unavoidable. Qd5 was best. } (18... Qd5 19. Nc7+ Kf6 20. Nxd5+ Kg6 21. Bxf8 Rb8 22. Bd3 Nf6) 19. Qa4+ Ke6 20. Bc4+ Qd5 21. Nc7+ Kf6 22. Nxd5+ Kg6?! { (10.55 → Mate in 8) Checkmate is now unavoidable. Kf7 was best. } (22... Kf7 23. Nf4+) 23. Qe8+ Kh6 24. Bc1+ g5 25. h4 Nf6 26. hxg5+ Kg7 27. gxf6+ { Black resigns. } 1-0