[Event "1 доска 9-11 классы"] [Site "https://lichess.org/IJQcHvl5"] [Date "2021.12.21"] [White "ha1co"] [Black "O_Nurgun2007"] [Result "0-1"] [UTCDate "2021.12.21"] [UTCTime "05:30:00"] [WhiteElo "1500"] [BlackElo "1842"] [WhiteRatingDiff "-105"] [BlackRatingDiff "+23"] [Variant "Standard"] [TimeControl "420+5"] [ECO "D00"] [Opening "Queen's Pawn Game: Accelerated London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Accelerated London System } Nc6 3. c4 Nf6 4. Qb3?? { (0.55 → -2.84) Blunder. e3 was best. } (4. e3 Bf5 5. Nd2 e6 6. Rc1 a6 7. Ngf3 Bd6 8. Bg3 O-O) 4... e6?? { (-2.84 → 0.10) Blunder. Nxd4 was best. } (4... Nxd4 5. Qd1 e5 6. Bxe5 Nc6 7. Nf3 Nxe5 8. Nxe5 Bb4+ 9. Nd2 Qe7 10. Nf3 dxc4 11. a3) 5. Nc3?? { (0.10 → -2.20) Blunder. Nf3 was best. } (5. Nf3 Bb4+ 6. Nc3 a5 7. cxd5 Nxd5 8. Bd2 a4 9. Qc2 a3 10. Nb5 axb2 11. Qxb2 Bxd2+) 5... Nxd4 6. e3?? { (-2.34 → -9.61) Blunder. Qd1 was best. } (6. Qd1 Nc6) 6... Nxb3 7. axb3 Bb4 8. Bd3 O-O 9. e4 dxe4 10. Nh3 exd3 11. O-O Bxc3 12. Ng5 h6 13. Ne4 Nxe4 14. Ra6 bxa6 15. Re1?! { (-24.79 → Mate in 7) Checkmate is now unavoidable. bxc3 was best. } (15. bxc3 Nxc3) 15... Bxe1 16. Bxc7 Qxc7 17. f3 Bf2+ 18. Kf1 Qa5 19. h3 Qe1# { Black wins by checkmate. } 0-1