[Event "Kosteniuk Chess School simul"] [Site "https://lichess.org/k4MLIHLZ"] [Date "2022.09.03"] [White "chessqueen"] [Black "Maxim_Koynov"] [Result "1-0"] [UTCDate "2022.09.03"] [UTCTime "09:01:59"] [WhiteElo "2500"] [BlackElo "873"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "1200+60"] [ECO "A21"] [Opening "English Opening: King's English Variation, Reversed Sicilian"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 e5 2. Nc3 { A21 English Opening: King's English Variation, Reversed Sicilian } Bc5?! { (0.00 → 0.72) Inaccuracy. Nf6 was best. } (2... Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O) 3. e3 Nc6 4. Nf3 Nf6 5. d4 Bb4 6. dxe5 Bxc3+?! { (0.52 → 1.38) Inaccuracy. Ne4 was best. } (6... Ne4 7. Qc2 Nxc3 8. a3 Nd5+ 9. axb4 Ndxb4 10. Qc3 O-O 11. Be2) 7. bxc3 O-O?? { (1.11 → 7.25) Blunder. Ng4 was best. } (7... Ng4 8. Nd4) 8. exf6 Qxf6 9. Nd4 Nxd4 10. cxd4 d6 11. Bd3 Bf5 12. O-O Bxd3 13. Qxd3 Rae8 14. Bd2 Qe7 15. Rab1 Qxe3?! { (7.19 → 12.03) Inaccuracy. b6 was best. } (15... b6 16. f3 f5 17. Rf2 Rf6 18. Re1 Qf7 19. Qf1 Qh5 20. g3 Qf7 21. d5 Qg6 22. Bc1) 16. fxe3 Rxe3 17. Bxe3 c5 18. dxc5 dxc5?! { (19.04 → Mate in 5) Checkmate is now unavoidable. b5 was best. } (18... b5 19. cxb5 g6 20. Qd5 Kg7 21. Qxd6 f6 22. Qe7+ Rf7 23. Bd4 Kh6 24. Qxf7) 19. Bxc5 h6 20. Bxf8 Kxf8 21. Qd8# { White wins by checkmate. } 1-0