[Event "NAM KHỐI 5 VINSCHOOL"] [Site "https://lichess.org/2kjiAsxP"] [Date "2022.03.27"] [White "NAM_5A6_VUMINHTRI"] [Black "MaiGiaBao33"] [Result "1-0"] [UTCDate "2022.03.27"] [UTCTime "02:45:05"] [WhiteElo "2039"] [BlackElo "1694"] [WhiteRatingDiff "+10"] [BlackRatingDiff "-41"] [Variant "Standard"] [TimeControl "900+0"] [ECO "D06"] [Opening "Queen's Gambit Declined: Austrian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c5 { D06 Queen's Gambit Declined: Austrian Defense } 3. dxc5 dxc4?! { (0.25 → 0.97) Inaccuracy. e6 was best. } (3... e6 4. cxd5 Bxc5 5. Qc2 Qb6 6. e3 exd5 7. Nc3 Nf6 8. Na4) 4. Qxd8+ Kxd8 5. e4 e5 6. Bxc4 Nf6? { (0.97 → 2.61) Mistake. Bxc5 was best. } (6... Bxc5 7. Bxf7 Nf6 8. Nc3 Nc6 9. Bg5 Ke7 10. Bd5 Be6 11. Nge2) 7. Nc3? { (2.61 → 0.83) Mistake. Nf3 was best. } (7. Nf3) 7... Bxc5 8. Nf3 Nc6 9. Bg5?! { (1.62 → 0.73) Inaccuracy. Bxf7 was best. } (9. Bxf7 Ke7 10. Bd5 Nd4 11. Kf1 Nxf3 12. gxf3 Bd4 13. Rg1 g6 14. Kg2 Be6 15. Bxe6 Kxe6) 9... h6?! { (0.73 → 1.62) Inaccuracy. Be6 was best. } (9... Be6) 10. Bxf6+ gxf6 11. Bxf7 Rf8 12. Bd5 Bd7 13. O-O-O Kc7 14. Nb5+ Kd8?? { (0.91 → 6.05) Blunder. Kb6 was best. } (14... Kb6 15. Nc3) 15. Be6 Nb8 16. Rd5 Bxf2?! { (5.63 → 8.85) Inaccuracy. a6 was best. } (16... a6 17. Rhd1) 17. Rhd1 Be3+ 18. Kb1 Ke7 19. Bxd7 Nxd7? { (9.87 → Mate in 2) Checkmate is now unavoidable. Rd8 was best. } (19... Rd8 20. Nh4 Rxd7 21. Nf5+ Kf8 22. Rxd7 Nxd7 23. Rxd7 Bb6 24. Nbd6 Rd8 25. Rf7+ Kg8 26. Ne7+) 20. Rxd7+ Ke8 21. Nc7# { White wins by checkmate. } 1-0