[Event "Защита.Алехина"] [Site "https://lichess.org/W64uubTh"] [Date "2024.03.29"] [White "Badmaevaaltana2012"] [Black "Sanya_Kh"] [Result "0-1"] [UTCDate "2024.03.29"] [UTCTime "16:35:00"] [WhiteElo "1049"] [BlackElo "1823"] [Variant "From Position"] [TimeControl "600+5"] [ECO "?"] [Opening "?"] [Termination "Normal"] [FEN "rnbqkb1r/ppp1pppp/1n1p4/4P3/2PP4/8/PP3PPP/RNBQKBNR w KQkq - 0 1"] [SetUp "1"] [Annotator "lichess.org"] 1. f4 dxe5 2. Be3?? { (0.72 → -2.60) Blunder. fxe5 was best. } (2. fxe5 Bf5 3. Nf3 e6 4. Nc3 Nc6 5. Be2 Be7 6. Be3 O-O) 2... exf4?! { (-2.60 → -1.83) Inaccuracy. exd4 was best. } (2... exd4 3. Qxd4 Qxd4 4. Bxd4 Nc6 5. Nf3 Bg4 6. Be3 Bxf3 7. gxf3 O-O-O 8. Nc3 e6 9. Kf2) 3. Nc3?? { (-1.83 → -4.23) Blunder. Bxf4 was best. } (3. Bxf4 e5 4. Bxe5 Nc6 5. Nc3 Nxe5 6. dxe5 Qh4+ 7. g3 Qh6 8. Qd4 Qc6 9. O-O-O Be6) 3... fxe3 4. Bd3 Qxd4 5. Bf5? { (-3.99 → -6.61) Mistake. Nf3 was best. } (5. Nf3 Qc5 6. Be2 Bf5 7. O-O e6 8. a3 g6 9. b4 Qd6 10. c5 Qxd1 11. Rfxd1 Nd5) 5... Qh4+ 6. g3 Qg5?! { (-5.97 → -4.02) Inaccuracy. Qf6 was best. } (6... Qf6 7. Nge2 e6 8. Nf4 exf5 9. Qe2 Bb4 10. Qxe3+ Qe7 11. Qxe7+ Kxe7) 7. Nf3?! { (-4.02 → -5.98) Inaccuracy. Bxc8 was best. } (7. Bxc8 Nxc8 8. Nd5 Na6 9. Nf3 Qf5 10. O-O c6 11. Nxe3 Qc5 12. Qe2 g6 13. h4 Nd6) 7... Qxf5 8. Nh4?? { (-6.13 → Mate in 1) Checkmate is now unavoidable. a3 was best. } (8. a3 Be6 9. b3 Na6 10. O-O e2 11. Nxe2 Qc5+ 12. Rf2 c6 13. Nfd4) 8... Qh3?? { (Mate in 1 → -5.69) Lost forced checkmate sequence. Qf2# was best. } (8... Qf2#) 9. Qf3 Bg4 10. Qxe3 N8d7 11. Nf3 Qg2 12. Ng1 Qxh1 13. h3 Nxc4 14. Qd4 e5 15. Qxc4 Qxg1+ 16. Qf1? { (-9.10 → Mate in 10) Checkmate is now unavoidable. Kd2 was best. } (16. Kd2 Qf2+ 17. Kc1 Qe1+ 18. Kc2 Bf5+ 19. Kb3 Qxg3 20. a3 Qg6 21. Nb5 Bd6 22. Kc3 c6) 16... Qxg3+? { (Mate in 10 → -9.03) Lost forced checkmate sequence. Qe3+ was best. } (16... Qe3+ 17. Qe2 Bxe2 18. Nxe2 Bb4+ 19. Kf1 Qf3+ 20. Kg1 Bc5+ 21. Kh2 Qxe2+ 22. Kh1 Qf3+ 23. Kh2) 17. Qf2 Qxh3 18. Nd5? { (-9.85 → Mate in 15) Checkmate is now unavoidable. Kd2 was best. } (18. Kd2 Bc5 19. Qf1 Qh2+ 20. Kc1 Bd4 21. a3 Rd8 22. Kb1 e4 23. Ra2 Be6 24. Qb5 Bxc3) 18... Qh1+ 19. Qf1 Qxd5 20. Qf2?! { (-18.75 → Mate in 6) Checkmate is now unavoidable. Rc1 was best. } (20. Rc1 Bb4+) 20... Nc5 21. Rc1 Nd3+ 22. Kf1 Qh1+ 23. Qg1 Qf3+ 24. Qf2 Qxf2# { Black wins by checkmate. } 0-1