FEN
[Event "线上对弈训练 第11次课 随堂赛"]
[Site "https://haichess.com/TcOOMIUt"]
[Date "2022.06.25"]
[Round "-"]
[White "刘佰琛"]
[Black "宋一航"]
[Result "0-1"]
[UTCDate "2022.06.25"]
[UTCTime "09:45:10"]
[WhiteElo "1311"]
[BlackElo "1551"]
[Variant "标准国际象棋"]
[TimeControl "900+5"]
[ECO "C42"]
[Opening "Russian Game: Three Knights Game"]
[Termination "Normal"]
[Annotator "haichess.com"]
1. e4 e5 2. Nf3 Nf6 3. Nc3 { C42 Russian Game: Three Knights Game } d5?! { (0.30 → 0.97) 轻微失误：最佳着法是 Nc6. } (3... Nc6 4. Bb5 Bb4 5. O-O O-O 6. Bxc6 dxc6 7. d3 Bg4 8. h3) 4. Bd3?? { (0.97 → -1.26) 严重错误：最佳着法是 exd5. } (4. exd5 Bd6 5. Bb5+ Bd7 6. Bxd7+ Nbxd7 7. O-O O-O 8. Re1 Re8) 4... dxe4 5. Bxe4 Nxe4 6. Nxe4 Be7 7. Nxe5?? { (-1.06 → -3.97) 严重错误：最佳着法是 O-O. } (7. O-O Nc6) 7... Qd4 8. d3 Qxe5 9. O-O O-O 10. Re1 Nc6 11. Qf3? { (-3.59 → -7.28) 错误：最佳着法是 c3. } (11. c3 Be6 12. d4 Qd5 13. Bf4 Rac8 14. b3 b5 15. Qd2 a5 16. Qe3 a4 17. bxa4 bxa4) 11... f5 12. Bg5 fxe4 13. Bxe7 Rxf3 14. Rxe4 Qxb2 15. Rae1 Rf7 16. Bc5 Rf5 17. Bd4 Nxd4 18. Re8+ Rf8 19. Rxf8+ Kxf8 20. Re4?! { (-26.41 → Mate in 2) 将杀已经不可避免：最佳着法是 a4. } (20. a4 Qxc2) 20... Qb1+ 21. Re1 Qxe1# { Black wins by checkmate. } 0-1