[Event "SIMUL PEDRO KELLER simul"] [Site "https://lichess.org/MIhXPnxY"] [Date "2022.05.14"] [White "jonatannava"] [Black "leo_duarte"] [Result "0-1"] [UTCDate "2022.05.14"] [UTCTime "16:36:04"] [WhiteElo "1453"] [BlackElo "2102"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "600+3"] [ECO "B21"] [Opening "Sicilian Defense: Smith-Morra Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. d4 { B21 Sicilian Defense: Smith-Morra Gambit } cxd4 3. Qxd4 Nc6 4. Qd1 g6 5. f4 Bg7 6. Nc3 d6 7. Nf3 Nf6 8. Bb5 Bd7 9. Be3?? { (-0.28 → -2.35) Blunder. Qe2 was best. } (9. Qe2 O-O) 9... O-O? { (-2.35 → -0.70) Mistake. Nxe4 was best. } (9... Nxe4 10. Bxc6 Bxc3+ 11. bxc3 bxc6 12. O-O Nxc3 13. Qd3 Nd5 14. c4 Bf5 15. Qd4 Nf6 16. c5) 10. Qd2 a6 11. Bxc6?? { (-0.09 → -2.10) Blunder. Bd3 was best. } (11. Bd3) 11... Bxc6 12. O-O-O? { (-1.70 → -3.49) Mistake. Qd3 was best. } (12. Qd3 b5) 12... Nxe4 13. Nxe4 Bxe4 14. Rhg1? { (-3.39 → -6.12) Mistake. Qb4 was best. } (14. Qb4 Bf5) 14... Rc8 15. c3?! { (-5.65 → -9.38) Inaccuracy. Ne1 was best. } (15. Ne1 Rc4 16. b3 Bc3 17. Qe2 Qa5 18. Kb1 d5 19. Bd2 Qb6 20. Bxc3 Rxc3 21. Qd2 Rfc8) 15... Qa5 16. Ng5 Bxc3 17. bxc3?! { (-13.57 → Mate in 5) Checkmate is now unavoidable. Nxe4 was best. } (17. Nxe4 Bxd2+ 18. Kb1 Bxe3 19. Rge1 Bxf4 20. Nc3 e6 21. g4 d5 22. Rc1 Bh6 23. a3 Bg7) 17... Rxc3+? { (Mate in 5 → -9.49) Lost forced checkmate sequence. Qa3+ was best. } (17... Qa3+ 18. Qb2 Rxc3+ 19. Kd2 Qxb2+ 20. Ke1 Rxe3+ 21. Kf1 Qe2#) 18. Kb2 Qa3+ 19. Ka1 Rc2 20. Nxe4? { (-9.54 → Mate in 1) Checkmate is now unavoidable. Qxc2 was best. } (20. Qxc2 Bxc2 21. Bc1 Qb4 22. Bb2 Bxd1 23. Rxd1 Qxf4 24. h4 Rc8 25. a3 Qf2 26. Nxf7 Qxf7) 20... Qxa2# { Black wins by checkmate. } 0-1