[Event "IT IS A PRIVATE LESSON my students only simul"] [Site "https://lichess.org/slPh8Ph3"] [Date "2023.05.27"] [White "MPaula_br"] [Black "elpepinillo14"] [Result "0-1"] [UTCDate "2023.05.27"] [UTCTime "20:06:03"] [WhiteElo "1527"] [BlackElo "1632"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "1800+0"] [ECO "B99"] [Opening "Sicilian Defense: Najdorf Variation, Main Line"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nbd7 9. O-O-O Qc7 { B99 Sicilian Defense: Najdorf Variation, Main Line } 10. g4 h6 11. Qh3 b5 12. Bxf6 Bxf6 13. g5 Bxd4 14. Rxd4 Qc5 15. Rd2 Nb6 16. g6 fxg6 17. Be2? { (0.69 → -0.64) Mistake. Rg2 was best. } (17. Rg2 Ra7) 17... O-O 18. Qg3 Bb7 19. Qxg6 Rf6 20. Qg3?! { (-0.65 → -1.56) Inaccuracy. Qg1 was best. } (20. Qg1 b4) 20... b4 21. Rg1 g6?? { (-1.63 → 2.43) Blunder. Qc7 was best. } (21... Qc7) 22. e5?? { (2.43 → 0.22) Blunder. Na4 was best. } (22. Na4 Nxa4 23. e5 Raf8 24. exf6 Rxf6 25. Rdd1 Bd5 26. Qd3 Kf7 27. Qxa6 Nc3 28. bxc3 bxc3) 22... bxc3 23. exf6?? { (0.45 → -3.60) Blunder. bxc3 was best. } (23. bxc3 Na4) 23... cxd2+ 24. Kd1?! { (-3.71 → -4.81) Inaccuracy. Kxd2 was best. } (24. Kxd2 Be4 25. Bd3 Qd4 26. Kc1 Nd5 27. Bxe4 Qxe4 28. Qxg6+ Qxg6 29. Rxg6+ Kf7 30. Rxh6 Nxf4) 24... Be4 25. Bd3 Bxd3 26. cxd3 h5?? { (-5.64 → Mate in 2) Checkmate is now unavoidable. Qc1+ was best. } { White resigns. } (26... Qc1+ 27. Ke2 d1=B+ 28. Rxd1 Qxb2+ 29. Ke1 Qxf6 30. f5 exf5 31. Kf1 Re8 32. Re1 Rxe1+ 33. Qxe1) 0-1