[Event "Casual rapid game"] [Site "https://lichess.org/qJ6adOhm"] [Date "2024.03.01"] [White "Thao_2012"] [Black "Koekebakker"] [Result "0-1"] [UTCDate "2024.03.01"] [UTCTime "15:00:28"] [WhiteElo "1586"] [BlackElo "1709"] [Variant "Standard"] [TimeControl "480+5"] [ECO "B90"] [Opening "Sicilian Defense: Najdorf Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 { B90 Sicilian Defense: Najdorf Variation } 6. Bd3 e5 7. Nf3 Be7 8. Be3 Be6 9. Qd2 Nc6 10. O-O-O?! { (0.22 → -0.70) Inaccuracy. Ng5 was best. } (10. Ng5) 10... Rc8 11. h3 b5 12. a4?? { (-0.62 → -2.52) Blunder. Kb1 was best. } (12. Kb1 Nb4 13. Ng5 Bd7 14. Be2 h6 15. a3 Nc6 16. h4 b4 17. Nd5 Nxd5 18. exd5 Na5) 12... b4? { (-2.52 → -0.85) Mistake. Nb4 was best. } (12... Nb4 13. Kb1 bxa4 14. Nxa4 Rb8 15. Ng5 Qa5 16. b3 Bd7 17. Nc3 h6 18. h4 O-O 19. Kb2) 13. Nb1?? { (-0.85 → -4.63) Blunder. Nd5 was best. } (13. Nd5 b3 14. Nb6 Rb8 15. a5 Nd7 16. cxb3 Nxa5 17. Qxa5 Nxb6 18. Bc2 O-O 19. Kb1 Qc7) 13... Na5 14. Qxb4 Nb3+ 15. Qxb3 Bxb3 16. Bxa6?? { (-4.52 → Mate in 1) Checkmate is now unavoidable. g4 was best. } (16. g4 O-O 17. g5 Nh5 18. Nc3 Rxc3 19. bxc3 Be6 20. a5 g6 21. Bb6 Qa8 22. Kb2 Rb8) 16... Rxc2# { Black wins by checkmate. } 0-1