[Event "Import"] [Site "https://lichess.org/qW3ACrWT"] [Date "2019.09.24"] [White "?"] [Black "?"] [Result "0-1"] [UTCDate "2019.09.24"] [UTCTime "19:40:52"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "E43"] [Opening "Nimzo-Indian Defense: St. Petersburg Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. Nf3 Bb7 6. e3 Ne4 7. Bd3 f5 8. O-O Bxc3 9. bxc3 { E43 Nimzo-Indian Defense: St. Petersburg Variation } O-O 10. Ba3?! { (0.41 → -0.26) Inaccuracy. Nd2 was best. } (10. Nd2 Nxd2 11. Bxd2 Nc6 12. e4 f4 13. e5 Qh4 14. f3 Ne7 15. Rae1 a5 16. Rb1 Bc6) 10... d6?! { (-0.26 → 0.45) Inaccuracy. c5 was best. } (10... c5) 11. Rab1?! { (0.45 → -0.58) Inaccuracy. d5 was best. } (11. d5 Qe8) 11... Rf6 12. Nd2 Rh6 13. g3?? { (0.00 → -4.56) Blunder. Nxe4 was best. } (13. Nxe4 Qh4 14. f4 Qxh2+ 15. Kf2 Rg6 16. Ng5 Bxg2 17. Ke1 h6 18. Rf2 Qg3 19. Bxf5 exf5) 13... Qh4 14. Nf3 Ng5 15. gxh4 Nxf3+ 16. Kg2?? { (-4.32 → Mate in 4) Checkmate is now unavoidable. Kh1 was best. } (16. Kh1 Rxh4) 16... Ne1+ 17. Kh3 Bg2+ 18. Kg3 Rg6+ 19. Kf4 Rg4# { Black wins by checkmate. } 0-1