[Event "Berlin"] [Site "Berlin"] [Date "1837.??.??"] [Round "?"] [White "Mayet, Carl"] [Black "Hanstein, Wilhelm"] [Result "1-0"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "C40"] [Opening "Latvian Gambit Accepted: Bilguer Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 f5?! { (0.28 → 1.24) Inaccuracy. Nc6 was best. } (2... Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. d3 Nf6 7. Nbd2 Bd6 8. h3 Be6 9. Ng5) 3. Nxe5 Qf6 4. d4 d6 5. Nc4 { C40 Latvian Gambit Accepted: Bilguer Variation } fxe4 6. Nc3 Ne7 7. d5 Qg6 8. h3?! { (1.40 → 0.77) Inaccuracy. Bf4 was best. } (8. Bf4 a6 9. Qd4 Nd7 10. Nxe4 Nf5 11. Qd3 Be7 12. O-O-O O-O 13. Kb1 b5 14. Na5 Nc5) 8... h5?! { (0.77 → 1.42) Inaccuracy. Nd7 was best. } (8... Nd7 9. Nb5 Kd8 10. Nc3 Nf6 11. Bf4 Bd7 12. a4 Qf7 13. Bxd6 Nexd5 14. Bh2 Bb4 15. Qd4) 9. Bf4 Bf5?? { (1.42 → 3.98) Blunder. Bd7 was best. } (9... Bd7 10. Qe2 b5 11. Nd2 Qf5 12. Bh2 Kd8 13. Qxe4 b4 14. Qxb4 Nxd5 15. Nxd5 Qxd5 16. Qc4) 10. Qd4? { (3.98 → 1.84) Mistake. Nb5 was best. } (10. Nb5 Kd7 11. Nxc7 Kxc7 12. Nxd6 Kd8 13. Nxb7+ Kc8 14. Nd6+ Kd8 15. Qd2 Nc8 16. Qa5+ Nb6) 10... a6 11. a4 Nd7 12. O-O-O Nf6?? { (1.45 → 3.55) Blunder. Nc5 was best. } (12... Nc5) 13. Bxd6 cxd6?! { (3.37 → 4.67) Inaccuracy. Rc8 was best. } (13... Rc8 14. Bf4 Bd7 15. Ne5 Qf5 16. Bh2 Qg5+ 17. Kb1 Nf5 18. Qa7 Nd6 19. Nxd7 Nxd7 20. Re1) 14. Nxd6+ Kd7 15. Nxb7 Nc8 16. d6 Ke8? { (4.27 → 8.03) Mistake. Ra7 was best. } (16... Ra7 17. Nc5+ Ke8 18. Qe5+ Kd8 19. Bxa6 Nxd6 20. Rxd6+ Bxd6 21. Qxd6+ Nd7 22. Qd5 Ke7 23. Rd1) 17. Qe5+?! { (8.03 → 5.94) Inaccuracy. Bc4 was best. } (17. Bc4) 17... Kd7?? { (5.94 → Mate in 3) Checkmate is now unavoidable. Be7 was best. } (17... Be7 18. dxe7 Nxe7 19. Nd6+ Kf8 20. Bc4 h4 21. Kb1 Rh5 22. Bf7 Qg5 23. Bxh5 Qxh5 24. Rhe1) 18. Bb5+ axb5 19. Qxb5+ Ke6 20. Nd8# { White wins by checkmate. } 1-0