[Event "Casual rapid game"] [Site "https://lichess.org/fdcqdPk2"] [Date "2021.05.22"] [White "alecssv"] [Black "AlejandroAlfonzo"] [Result "1-0"] [UTCDate "2021.05.22"] [UTCTime "17:16:34"] [WhiteElo "1861"] [BlackElo "2156"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B90"] [Opening "Sicilian Defense: Najdorf Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 { B90 Sicilian Defense: Najdorf Variation } 6. a4 e5 7. Nb3 Be6 8. Nd2 Nc6 9. Be2 Be7 10. O-O Qb6?! { (-0.38 → 0.21) Inaccuracy. O-O was best. } (10... O-O 11. Re1 d5 12. exd5 Nxd5 13. Nxd5 Qxd5 14. Bc4 Qd7 15. c3 Rfd8 16. Bxe6 Qxe6 17. Qb3) 11. Kh1?! { (0.21 → -0.38) Inaccuracy. Nc4 was best. } (11. Nc4 Qc5 12. b3 O-O 13. Ba3 Qd4 14. Qd3 Rfc8 15. Rfd1 Qxd3 16. Bxd3 Bxc4 17. Bxc4 Na5) 11... O-O 12. f4?! { (-0.07 → -0.74) Inaccuracy. Nb3 was best. } (12. Nb3) 12... exf4 13. Nf3?? { (-0.21 → -2.00) Blunder. Rxf4 was best. } (13. Rxf4 Qd4 14. Qf1 Ne5 15. Nb3 Bxb3 16. cxb3 Rfe8 17. a5 b5 18. axb6 Qxb6 19. Bc4 Nxc4) 13... Ne5?? { (-2.00 → -0.12) Blunder. Ng4 was best. } (13... Ng4) 14. Nd4? { (-0.12 → -1.25) Mistake. a5 was best. } (14. a5 Qb4 15. Ra4 Qc5 16. Bxf4 Bd8 17. Rd4 Bxa5 18. Na4 Qc6 19. Nxe5 dxe5 20. Bxe5 b5) 14... Rac8? { (-1.25 → 0.01) Mistake. g5 was best. } (14... g5 15. a5) 15. Nxe6? { (0.01 → -1.13) Mistake. a5 was best. } (15. a5 Qc5 16. Bxf4 Bd7 17. Be3 Nc4 18. Bxc4 Qxc4 19. Qd3 Qxd3 20. cxd3 d5 21. exd5 Rfe8) 15... fxe6 16. Rxf4?? { (-1.15 → -3.71) Blunder. a5 was best. } (16. a5) 16... Nfd7?? { (-3.71 → -0.90) Blunder. g5 was best. } (16... g5 17. Rf1 Nfg4 18. h3 Nf2+ 19. Rxf2 Qxf2 20. Bd2 Kh8 21. Be1 Qe3 22. Bd2 Qd4 23. a5) 17. a5 Qc5 18. Qf1 Rxf4 19. Bxf4 Rf8 20. Qc1 Qf2?! { (-1.04 → -0.38) Inaccuracy. Bf6 was best. } (20... Bf6) 21. Bg3 Qf7 22. Qd2 Qg6 23. Qe3 Bg5 24. Qa7 Nc5?? { (0.00 → 5.53) Blunder. h5 was best. } (24... h5 25. Qxb7 h4 26. Bxe5 Nxe5 27. Qxa6 h3 28. gxh3 Be3 29. Qxd6 Rf2 30. Qd8+ Kf7 31. Qc7+) 25. Bxe5 dxe5 26. Qxc5 Bf4 27. Rf1 Rd8 28. Qe7 Bg5 29. Qxb7 h6 30. Qxa6 Bf4 31. h3 Qg3 32. Qxe6+ Kh8 33. Rxf4 Qxf4 34. Qe7 Rf8 35. a6 Qc1+ 36. Nd1 Rf2 37. a7 Rxe2?! { (10.98 → Mate in 4) Checkmate is now unavoidable. Kh7 was best. } (37... Kh7 38. Qxe5) 38. a8=Q+?! { (Mate in 4 → 10.51) Lost forced checkmate sequence. Qf8+ was best. } (38. Qf8+ Kh7 39. Qf5+ g6 40. Qd7+ Kg8 41. a8=Q#) 38... Kh7 39. Qxe5 Qxd1+ 40. Kh2 Rf2 41. Qb7 Rxg2+ 42. Kxg2 Qxc2+?! { (14.85 → Mate in 10) Checkmate is now unavoidable. Qd2+ was best. } (42... Qd2+ 43. Kf3) 43. Kf3?! { (Mate in 10 → 27.12) Lost forced checkmate sequence. Kg3 was best. } (43. Kg3 Qd3+ 44. Kh4 Qd8+ 45. Qbe7 Qxe7+ 46. Qxe7 Kg6 47. Qe6+ Kh7 48. Qf7 h5 49. Kxh5 Kh8) 43... Qd1+ 44. Kf4 Qd2+?! { (11.83 → Mate in 8) Checkmate is now unavoidable. Qf1+ was best. } (44... Qf1+ 45. Ke3) 45. Kf5 Qf2+ 46. Ke6 Qf8 47. Qf5+ Qxf5+ 48. Kxf5 Kg8 49. e5 Kf8 50. e6 g6+ 51. Kxg6 Kg8 52. Qc8# { White wins by checkmate. } 1-0