[Event "Russian Ambassadors Cup 2021"] [Site "https://lichess.org/akPZOcqa"] [Date "2021.11.28"] [White "Stefansj12"] [Black "Otilishca2011"] [Result "1-0"] [UTCDate "2021.11.28"] [UTCTime "13:59:00"] [WhiteElo "1207"] [BlackElo "1164"] [WhiteRatingDiff "+64"] [BlackRatingDiff "-5"] [Variant "Standard"] [TimeControl "600+5"] [ECO "C40"] [Opening "King's Pawn Game: Busch-Gass Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Bc5?? { (0.39 → 2.15) Blunder. Nc6 was best. } { C40 King's Pawn Game: Busch-Gass Gambit } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1) 3. Nc3?? { (2.15 → 0.20) Blunder. Nxe5 was best. } (3. Nxe5 Nc6 4. Nxc6 dxc6 5. Qe2 f5 6. exf5+ Qe7 7. Nc3 Bxf5) 3... Nf6?! { (0.20 → 0.95) Inaccuracy. d6 was best. } (3... d6 4. Na4 Nf6 5. Nxc5 dxc5 6. d3 Qe7 7. Be2 Nc6 8. O-O) 4. Bc4?! { (0.95 → 0.00) Inaccuracy. Nxe5 was best. } (4. Nxe5 Bd4 5. Nf3 Bxc3 6. dxc3 Nxe4 7. Bd3 Nf6 8. Qe2+ Qe7) 4... Ng4?! { (0.00 → 0.93) Inaccuracy. d6 was best. } (4... d6 5. O-O O-O 6. d4 exd4 7. Nxd4 Re8 8. Bg5 h6 9. Bh4) 5. Ng5? { (0.93 → -0.60) Mistake. O-O was best. } (5. O-O d6 6. Na4 Bb6 7. d4 exd4 8. Nxb6 axb6 9. Nxd4 O-O) 5... Nxf2?? { (-0.60 → 6.90) Blunder. Bxf2+ was best. } (5... Bxf2+ 6. Kf1 Qxg5 7. h3 Bd4 8. hxg4 c6 9. Qf3 Qg6 10. Rh5) 6. Nxf7?? { (6.90 → -5.31) Blunder. Qh5 was best. } (6. Qh5 Qf6 7. Nd5 Qg6 8. Nxc7+ Ke7 9. Qxg6 hxg6 10. Rf1 b5 11. Bxb5 Bb7 12. Nxa8 Bxa8) 6... Nxd1 7. Nxd8 Bf2+?? { (-5.20 → 2.92) Blunder. Nxc3 was best. } (7... Nxc3 8. dxc3) 8. Kxd1 Kxd8 9. Rf1 Bd4 10. Nd5?? { (2.85 → 0.76) Blunder. Rf7 was best. } (10. Rf7 g5 11. Ne2 Nc6 12. c3 Bb6 13. d3 h6 14. a4 a5 15. Ng3 Ne7 16. Kc2 c6) 10... d6?? { (0.76 → 4.42) Blunder. c6 was best. } (10... c6 11. Nc3) 11. d3 Bg4+ 12. Ke1 Nc6? { (3.56 → 7.23) Mistake. Bh5 was best. } (12... Bh5 13. Bg5+) 13. Bg5+ Ne7?! { (6.16 → 9.28) Inaccuracy. Kc8 was best. } (13... Kc8 14. Rf7) 14. Nxe7 Bxb2 15. Ng6+ Ke8 16. Rb1 Bc3+ 17. Kf2 Bd4+ 18. Kg3 Be2 19. Rf5 Kd7? { (7.23 → Mate in 7) Checkmate is now unavoidable. hxg6 was best. } (19... hxg6 20. Rf7 b5 21. Rxb5 Rh5 22. h4 d5 23. Bxd5 c6 24. Bxc6+ Kxf7 25. Bd5+ Kf8 26. Bxa8) 20. Nxh8? { (Mate in 7 → 9.13) Lost forced checkmate sequence. Rf7+ was best. } (20. Rf7+ Ke8 21. Re7+ Kd8 22. Rxg7+ Kc8 23. Ne7+ Kd7 24. Nc6+ Kxc6 25. Bd5+ Kc5 26. Rxc7#) 20... Rxh8 21. Rf7+ Kc6? { (9.29 → Mate in 2) Checkmate is now unavoidable. Kc8 was best. } (21... Kc8 22. Rxg7) 22. Bd5+ Kc5 23. Bxb7?! { (Mate in 1 → 25.81) Lost forced checkmate sequence. Rxc7# was best. } (23. Rxc7#) 23... Re8?! { (25.81 → Mate in 1) Checkmate is now unavoidable. Bb2 was best. } (23... Bb2 24. Rxb2) 24. Rxc7# { White wins by checkmate. } 1-0