[Event "OOBS 17: The Blackjack Swiss"] [Site "https://lichess.org/uaKmhfEn"] [Date "2023.05.21"] [White "bambumaster"] [Black "Dimitriy1975"] [Result "0-1"] [UTCDate "2023.05.21"] [UTCTime "17:21:06"] [WhiteElo "2503"] [BlackElo "2387"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+17"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "480+0"] [ECO "A36"] [Opening "English Opening: Symmetrical Variation, Ultra-Symmetrical Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 { A36 English Opening: Symmetrical Variation, Ultra-Symmetrical Variation } 5. d3 Nh6 6. e4 f5?! { (0.33 → 1.37) Inaccuracy. b6 was best. } (6... b6 7. h3 Bb7 8. Bf4 d6 9. Nge2 e5 10. Be3 Ng8 11. Nd5) 7. Nge2?! { (1.37 → 0.40) Inaccuracy. Bxh6 was best. } (7. Bxh6 Bxh6 8. exf5 d6 9. Be4 Rg8 10. fxg6 hxg6 11. f4 Nd4 12. Nge2 Bh3 13. Nxd4 cxd4) 7... O-O 8. O-O d6 9. Rb1 e5 10. a3 a5 11. Nd5 Be6 12. f4?! { (0.80 → 0.00) Inaccuracy. exf5 was best. } (12. exf5) 12... Rb8 13. fxe5 dxe5 14. Be3 b6 15. Qd2 Ng4?! { (0.04 → 0.71) Inaccuracy. f4 was best. } (15... f4 16. gxf4 Ng4 17. f5 Qh4 18. h3 Nxe3 19. Nxe3 Bc8 20. Qe1 Qxe1 21. Rbxe1 b5 22. cxb5) 16. Bg5 Qd7 17. h3 Nf6 18. Bxf6?! { (0.80 → 0.18) Inaccuracy. Rf2 was best. } (18. Rf2) 18... Bxf6 19. Kh2?! { (0.16 → -0.62) Inaccuracy. Nxf6+ was best. } (19. Nxf6+) 19... Bg7 20. exf5 gxf5 21. Nec3 Nd4 22. b4 axb4? { (-1.43 → -0.31) Mistake. cxb4 was best. } (22... cxb4) 23. axb4 Kh8 24. Ne2 Qd6 25. Nxd4 cxd4 26. b5?! { (0.23 → -0.45) Inaccuracy. Qg5 was best. } (26. Qg5 Rbe8) 26... Bxd5?! { (-0.45 → 0.16) Inaccuracy. Rbe8 was best. } (26... Rbe8 27. Rbe1 Rg8 28. Re2 Ra8 29. Qb4 Qxb4 30. Nxb4 e4 31. g4 Bf8 32. gxf5 Bxb4 33. fxe6) 27. Bxd5 Bh6 28. Qe2 Be3 29. Ra1 Rf6 30. Ra7 Rbf8 31. Qf3 e4 32. Qg2? { (0.00 → -1.68) Mistake. dxe4 was best. } (32. dxe4 fxe4 33. Qg4 Rf2+ 34. Rxf2 Rxf2+ 35. Kh1 Rf1+ 36. Kg2 Rf2+) 32... exd3 33. Qf3 d2 34. Rb7 Qe5 35. Ra1 Rh6 36. Kg2? { (-1.98 → -3.96) Mistake. Rf7 was best. } (36. Rf7 Rxf7 37. Bxf7 Qe4 38. Bd5 Qxf3 39. Bxf3 Rd6 40. Kg2 d3 41. Bd5 Rd8 42. Be6 Kg7) 36... f4?? { (-3.96 → -1.81) Blunder. d3 was best. } (36... d3 37. Ra2 Bf4 38. Qxd3 Qe1 39. Rxd2 Qxd2+ 40. Qxd2 Bxd2 41. g4 fxg4 42. hxg4 Be3 43. Be4) 37. g4?! { (-1.81 → -2.97) Inaccuracy. Be4 was best. } (37. Be4 d3) 37... d3 38. Raa7?? { (-3.74 → Mate in 15) Checkmate is now unavoidable. Ra2 was best. } (38. Ra2 Bc5) 38... d1=Q 39. Qxd1?! { (-12.99 → Mate in 4) Checkmate is now unavoidable. Rxh7+ was best. } (39. Rxh7+ Rxh7 40. Rxh7+ Kxh7 41. Qxd1 f3+ 42. Bxf3 Qb2+ 43. Kh1 Kg7 44. Qxd3 Rxf3 45. Qd7+ Rf7) 39... Qb2+ 40. Kf3 Rxh3+ 41. Ke4 Qd4# { Black wins by checkmate. } 0-1