[Event "OOBS 17: The Blackjack Swiss"] [Site "https://lichess.org/xqlRl3nS"] [Date "2023.05.21"] [White "Ch5ssPlayer"] [Black "Ilhan_Charyew"] [Result "0-1"] [UTCDate "2023.05.21"] [UTCTime "14:52:26"] [WhiteElo "2540"] [BlackElo "2135"] [WhiteRatingDiff "-18"] [BlackRatingDiff "+14"] [WhiteTitle "FM"] [Variant "Standard"] [TimeControl "480+0"] [ECO "A02"] [Opening "Bird Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. f4 { A02 Bird Opening } c5 2. Nf3 d6 3. g3 Nc6 4. Bg2 g6 5. O-O Bg7 6. e4 e6 7. d3 Nge7 8. c3 O-O 9. Be3 b6 10. Nbd2?! { (0.41 → -0.35) Inaccuracy. d4 was best. } (10. d4) 10... f5?! { (-0.35 → 0.53) Inaccuracy. Ba6 was best. } (10... Ba6 11. Nb3 e5 12. Re1 Qc7 13. a4 Rac8 14. Bf2 Rb8 15. Qd2 Rfe8 16. Be3 Bb7 17. fxe5) 11. Kh1?! { (0.53 → -0.47) Inaccuracy. Re1 was best. } (11. Re1 Qd7 12. d4 cxd4 13. Nxd4 Nxd4 14. Bxd4 Bxd4+ 15. cxd4 Bb7 16. d5 exd5 17. exd5 Nxd5) 11... a5?! { (-0.47 → 0.41) Inaccuracy. Ba6 was best. } (11... Ba6 12. Qc2 Qd7 13. Rae1 Rae8 14. a3 e5 15. b4 d5 16. exf5 Nxf5 17. fxe5 Nxe5 18. Nxe5) 12. a4 Ba6 13. Qc2 fxe4 14. Nxe4 d5 15. Neg5 Qd7 16. Rfe1 h6 17. Nh3 Nf5 18. Bg1 Rae8 19. Rad1 Kh7 20. Nf2? { (0.46 → -0.85) Mistake. Qb3 was best. } (20. Qb3 Qc7) 20... e5 21. fxe5 Nxe5 22. Nxe5 Rxe5 23. Rxe5 Bxe5 24. Re1 Bc7?! { (-0.57 → 0.03) Inaccuracy. Qd6 was best. } (24... Qd6 25. Qb3) 25. Qd2?! { (0.03 → -0.69) Inaccuracy. d4 was best. } (25. d4) 25... Qxa4 26. g4 Ng7 27. Bxd5 Qd7 28. c4 Bf4 29. Qe2 Bb7 30. Qe4?? { (-0.24 → -3.05) Blunder. Qf3 was best. } (30. Qf3 Bd6) 30... Re8 31. Bxb7 Rxe4 32. Bxe4 Ne6 33. Bd5 Nd4 34. Ne4 Kg7 35. Rf1?! { (-3.33 → -4.77) Inaccuracy. Bxd4+ was best. } (35. Bxd4+ cxd4) 35... Qxg4 36. Be3 Ne2 37. Bd2 g5 38. b3 Qh3 39. Rf2 { White offers draw } 39... Qxd3 40. Rxe2? { (-4.85 → -10.02) Mistake. Kg2 was best. } (40. Kg2 Be5) 40... Qxe2 41. Bc3+ Kf8 42. Ng3 Bxg3 43. hxg3 Qd1+ 44. Kh2 Qxb3 45. Bf6 a4 46. Kh3 a3 47. Kg4 a2 48. Kh5 Qb1 49. Kxh6 a1=Q 50. Bxa1 Qxa1 51. Kxg5 Qd4 52. g4?! { (-7.41 → -15.59) Inaccuracy. Bf3 was best. } (52. Bf3 Qxc4) 52... b5 53. Kh5 b4 54. g5?! { (-61.04 → Mate in 8) Checkmate is now unavoidable. Be6 was best. } (54. Be6 Qe5+) 54... b3 55. g6 Kg7 56. Kg5 b2 57. Kh5 b1=Q 58. Kg5 Qe5+ 59. Kh4 Qxg6 60. Kh3 Qeg3# { Black wins by checkmate. } 0-1