[Event "Import"] [Site "https://lichess.org/HJbW5wUH"] [Date "2019.12.14"] [White "?"] [Black "?"] [Result "*"] [UTCDate "2019.12.14"] [UTCTime "10:55:20"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "C42"] [Opening "Russian Game: Nimzowitsch Attack"] [Termination "Unterminated"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 { C42 Russian Game: Nimzowitsch Attack } Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Qd2 Be6 9. Bd3 Qd7 10. O-O-O O-O-O 11. Kb1 Kb8 12. Nd4 a6 13. f4 f6? { (0.42 → 1.87) Mistake. Nxd4 was best. } (13... Nxd4 14. Bxd4) 14. Rde1? { (1.87 → 0.27) Mistake. Nxe6 was best. } (14. Nxe6 Qxe6 15. Rhe1 Qd5 16. Bf2 Rde8 17. Qe2 Bd8 18. Be3 Qa5 19. Bc4 Qa4 20. Bd5 f5) 14... Nxd4 15. Bxd4 *