[Event "MTS Osterblitzturnier 2021"] [Site "https://lichess.org/eS9etSmK"] [Date "2021.04.05"] [White "Spiekeroog-Gast"] [Black "tawi29"] [Result "0-1"] [UTCDate "2021.04.05"] [UTCTime "12:07:23"] [WhiteElo "1792"] [BlackElo "1749"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+12"] [Variant "Standard"] [TimeControl "180+2"] [ECO "D02"] [Opening "Queen's Pawn Game: London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Nf3 Nf6 3. Bf4 { D02 Queen's Pawn Game: London System } e6 4. e3 c5 5. Nbd2 Nc6 6. c3 b6 7. Qc2 cxd4 8. Nxd4 Bb7? { (0.34 → 2.02) Mistake. Bd7 was best. } (8... Bd7) 9. Bd3?? { (2.02 → -0.02) Blunder. Bb5 was best. } (9. Bb5 Rc8 10. N2f3 Nd7 11. Nxc6 Bxc6 12. Ba6 Be7 13. O-O O-O 14. Bxc8 Qxc8 15. Rfc1 Qb7) 9... Rc8?! { (-0.02 → 0.77) Inaccuracy. a6 was best. } (9... a6 10. O-O Bd6 11. Bxd6 Qxd6 12. f4 Na5 13. Rae1 O-O 14. Rf2 Rac8 15. h3 b5 16. g4) 10. O-O?! { (0.77 → 0.00) Inaccuracy. Bb5 was best. } (10. Bb5 Qd7 11. Qa4 Bc5 12. N2f3 Bxd4 13. exd4 a6 14. Bd3 O-O 15. Qb3 b5 16. O-O Na5) 10... Bd6 11. Nxc6 Bxc6 12. Bg5 Be7 13. Bxf6 Bxf6 14. Bxh7?? { (-0.28 → -3.26) Blunder. Nf3 was best. } (14. Nf3 Qc7 15. Nd4 Bd7 16. a4 g6 17. Ba6 Rb8 18. Qe2 O-O 19. Rfd1 h5 20. Bb5 Rfd8) 14... Qd6 15. Rad1?! { (-2.83 → -3.61) Inaccuracy. f4 was best. } (15. f4) 15... g6 16. Bxg6?? { (-3.59 → Mate in 1) Checkmate is now unavoidable. Ne4 was best. } (16. Ne4) 16... Qxh2# { Black wins by checkmate. } 0-1