[Event "End of May Swiss"] [Site "https://lichess.org/yIXYpvva"] [Date "2021.05.26"] [White "AlexHeinz"] [Black "NajdorfProphet"] [Result "0-1"] [UTCDate "2021.05.26"] [UTCTime "19:25:37"] [WhiteElo "1985"] [BlackElo "2010"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+24"] [Variant "Standard"] [TimeControl "420+5"] [ECO "B23"] [Opening "Sicilian Defense: Closed"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nc3 e6 { B23 Sicilian Defense: Closed } 3. Bc4 g6? { (-0.25 → 1.13) Mistake. a6 was best. } (3... a6 4. a4 Nf6 5. d3 d5 6. Bb3 dxe4 7. Nxe4 Be7 8. Nxf6+) 4. d3? { (1.13 → 0.00) Mistake. d4 was best. } (4. d4 cxd4 5. Qxd4 Nf6 6. Bg5 Be7 7. Qd2 O-O 8. O-O-O Nc6) 4... Bg7 5. f4 Ne7 6. Nf3 a6 7. O-O b5 8. Bb3 O-O 9. a4 b4 10. Ne2 a5 11. Qe1 Nec6?? { (-0.90 → 1.86) Blunder. d5 was best. } (11... d5 12. Be3 Nd7 13. c3 Ba6 14. Bc2 b3 15. Bb1 dxe4 16. dxe4 f5 17. Qf2 Qc7 18. Rd1) 12. g4?? { (1.86 → -0.25) Blunder. f5 was best. } (12. f5 Ne5) 12... Kh8?? { (-0.25 → 1.42) Blunder. d5 was best. } (12... d5 13. Be3) 13. Qg3? { (1.42 → 0.00) Mistake. f5 was best. } (13. f5 gxf5) 13... d5 14. e5?! { (0.73 → -0.30) Inaccuracy. exd5 was best. } (14. exd5 exd5) 14... Ba6?? { (-0.30 → 1.42) Blunder. Nd7 was best. } (14... Nd7 15. Be3 Qe7 16. d4 Ba6 17. Rf2 f6 18. c3 bxc3 19. bxc3 Rac8 20. h4 Bd3 21. Rc1) 15. Be3?? { (1.42 → -0.72) Blunder. f5 was best. } (15. f5 gxf5) 15... c4 16. Ba2 b3 17. Bb1?? { (-1.11 → -5.12) Blunder. cxb3 was best. } (17. cxb3 cxd3 18. Ned4 Nxd4 19. Nxd4 Nd7 20. Rad1 Nc5 21. Bb1 Qb6 22. Nb5 Bxb5 23. axb5 Qxb5) 17... Nb4?? { (-5.12 → -0.17) Blunder. bxc2 was best. } (17... bxc2 18. d4 cxb1=Q 19. Raxb1 Ne7 20. Qh4 Nbc6 21. Ng5 h6 22. Nf3 c3 23. Nxc3 Bxf1 24. Rxf1) 18. Bc5?? { (-0.17 → -4.28) Blunder. f5 was best. } (18. f5 exf5) 18... Re8?? { (-4.28 → -0.62) Blunder. bxc2 was best. } (18... bxc2 19. d4 cxb1=Q 20. Raxb1 Re8 21. Bd6 N8c6 22. Nc3 Nd3 23. Kh1 f6 24. g5 fxe5 25. fxe5) 19. Ned4? { (-0.62 → -1.98) Mistake. Bxb4 was best. } (19. Bxb4 bxc2) 19... bxc2 20. Bxc2 Nxc2?! { (-2.50 → -1.64) Inaccuracy. cxd3 was best. } (20... cxd3) 21. Nxc2 cxd3 22. Ncd4 Nd7 23. Bd6 Qb6 24. Qh3?! { (-1.86 → -2.72) Inaccuracy. Kh1 was best. } (24. Kh1 Rac8) 24... Kg8 25. Rfc1?! { (-2.64 → -3.82) Inaccuracy. Kh1 was best. } (25. Kh1 Rac8) 25... Rac8 26. Kh1?! { (-4.00 → -5.64) Inaccuracy. b3 was best. } (26. b3 d2) 26... Rxc1+?! { (-5.64 → -4.20) Inaccuracy. Rc4 was best. } (26... Rc4) 27. Rxc1 Qxb2 28. Rg1 Rc8 29. f5? { (-4.37 → -8.25) Mistake. Qg2 was best. } (29. Qg2 Rc2) 29... Rc1 30. fxe6 Rxg1+ 31. Kxg1 Qc1+?? { (-9.91 → -0.14) Blunder. d2 was best. } (31... d2) 32. Kf2 d2?? { (-0.05 → 13.33) Blunder. fxe6 was best. } (32... fxe6 33. g5 Nf8 34. Bxf8 Bc8 35. Bxg7 d2 36. Nxd2 Qxd2+ 37. Ne2 Kxg7 38. Qe3 Qxe3+ 39. Kxe3) 33. exf7+?? { (13.33 → -5.82) Blunder. exd7 was best. } (33. exd7) 33... Kh8 34. g5? { (-3.83 → -6.38) Mistake. Nb3 was best. } (34. Nb3 d1=N+) 34... d1=Q?? { (-6.38 → 0.00) Blunder. Nc5 was best. } (34... Nc5) 35. Qxd7 Qf1+ 36. Kg3 Qxg5+ 37. Nxg5 Qg1+ 38. Kf4?? { (0.00 → -10.79) Blunder. Kf3 was best. } (38. Kf3 Qd1+ 39. Kg2 Qf1+ 40. Kg3 Qg1+) 38... Qxd4+ 39. Kg3 Bxe5+?? { (-10.63 → -2.28) Blunder. Qg1+ was best. } (39... Qg1+ 40. Kf3 Qd1+ 41. Ke3 Qd3+ 42. Kf4 Qd2+ 43. Kg3 Qe1+ 44. Kf3 Be2+ 45. Ke3 Bb5+ 46. Kd4) 40. Bxe5+ Qxe5+ 41. Kf2 Qf4+?? { (-2.10 → 0.00) Blunder. Qe2+ was best. } (41... Qe2+ 42. Kg3) 42. Ke1?? { (0.00 → Mate in 8) Checkmate is now unavoidable. Nf3 was best. } (42. Nf3 Kg7 43. f8=B+ Kxf8 44. Qd8+ Kg7 45. Qxa5 Qd6 46. Qc3+ Qf6 47. Qe3 Qb2+ 48. Kg3 Qb8+) 42... Qe3+ 43. Kd1 Be2+ 44. Kc2 Qd3+ 45. Kb2 Qd4+ 46. Kc2 Bd3+ 47. Kb3 Qb4+ 48. Ka2 Bc4+ 49. Ka1 Qc3+ 50. Kb1 Bd3+ 51. Ka2 Qc2+ 52. Ka3 Qc1+ 53. Ka2 Bc4# { Black wins by checkmate. } 0-1