[Event "Karpov-12 simul"] [Site "https://lichess.org/9NaWct6f"] [Date "2021.06.01"] [White "helen_alen"] [Black "Karpov-12"] [Result "0-1"] [UTCDate "2021.06.01"] [UTCTime "13:02:26"] [WhiteElo "1048"] [BlackElo "2329"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A00"] [Opening "Mieses Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. d3 { A00 Mieses Opening } g6 2. e3 Bg7 3. Nf3 d6 4. Nc3 Nc6 5. d4 e5 6. d5 Nce7 7. Bb5+ c6 8. Bc4 b5 9. Nxb5?? { (-0.48 → -2.93) Blunder. Bb3 was best. } (9. Bb3 b4 10. Ne4 f5 11. Neg5 h6 12. Ne6 Bxe6 13. dxe6 Nf6 14. a3 bxa3 15. Rxa3 a5) 9... cxb5 10. Bxb5+ Bd7 11. Ba6?? { (-2.62 → -7.58) Blunder. Bxd7+ was best. } (11. Bxd7+) 11... Nf6? { (-7.58 → -4.00) Mistake. Qa5+ was best. } (11... Qa5+ 12. Nd2) 12. e4? { (-4.00 → -7.55) Mistake. Be2 was best. } (12. Be2) 12... Nxe4?! { (-7.55 → -5.56) Inaccuracy. Qa5+ was best. } (12... Qa5+ 13. Nd2 Qxa6 14. Qe2 Qxe2+ 15. Kxe2 O-O 16. f3 Rfc8 17. c4 Nh5 18. b3 Nf4+ 19. Kf2) 13. Bg5?! { (-5.56 → -9.69) Inaccuracy. O-O was best. } (13. O-O) 13... Nxg5 14. Nxg5 Qa5+ 15. c3 Qxa6 16. Nf3 O-O 17. b4 Qc4 18. Rb1 Qxc3+ 19. Nd2 Nxd5 20. O-O Nf4 21. g3 Nh3+ 22. Kg2 Qc6+ 23. Nf3 Bg4 24. Rc1 Qb7 25. Qxd6?! { (-13.55 → Mate in 1) Checkmate is now unavoidable. Qb3 was best. } (25. Qb3 Ng5 26. Rc3 Rac8 27. Re3 Nxf3 28. Rxf3 Rc4 29. Rd1 Rxb4 30. Qd5 Qxd5 31. Rxd5 Bxf3+) 25... Qxf3# { Black wins by checkmate. } 0-1