[Event "Michael Prusikin simul"] [Site "https://lichess.org/owkRg6qP"] [Date "2023.05.07"] [White "Michael_Prusikin"] [Black "DocRob270203"] [Result "1-0"] [UTCDate "2023.05.07"] [UTCTime "14:51:58"] [WhiteElo "1500"] [BlackElo "1500"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "B30"] [Opening "Sicilian Defense: Nyezhmetdinov-Rossolimo Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 3. Bb5 { B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack } Nd4 4. Nxd4 cxd4 5. O-O a6 6. Bc4 e6 7. c3 dxc3 8. Nxc3 d6 9. d4 Be7?! { (1.46 → 2.17) Inaccuracy. Nf6 was best. } (9... Nf6 10. Qf3 Qc7 11. Bb3 Be7 12. Qg3 O-O 13. Bh6 Ne8 14. Rfd1 Bd7 15. Rac1 Qa5 16. Be3) 10. Bb3?! { (2.17 → 1.29) Inaccuracy. Qg4 was best. } (10. Qg4) 10... Bd7?! { (1.29 → 2.12) Inaccuracy. Nf6 was best. } (10... Nf6 11. Qe2 O-O 12. Rd1 b5 13. e5 Nd7 14. Qg4 Kh8 15. Ne4 f5 16. exf6 Nxf6 17. Nxf6) 11. Qg4 g6 12. Qg3 Bc6? { (2.21 → 4.27) Mistake. h5 was best. } (12... h5 13. h3) 13. d5 Bd7 14. dxe6 Bxe6 15. Nd5 Nf6 16. Bh6 Nxd5? { (3.10 → 5.06) Mistake. Bf8 was best. } (16... Bf8 17. Nxf6+) 17. exd5 Bf5 18. Rfe1 Kd7 19. Qc3 Re8?? { (5.14 → Mate in 2) Checkmate is now unavoidable. Rc8 was best. } (19... Rc8 20. Qb4 Kc7 21. Bf4 Bg5 22. Rac1+ Kb8 23. Rxc8+ Bxc8 24. Bxd6+ Ka7 25. Bc5+ b6 26. Be7) 20. Ba4+ b5 21. Qc6# { White wins by checkmate. } 1-0