[Event "OOBS 17: The Blackjack Swiss"] [Site "https://lichess.org/yLEAEtjy"] [Date "2023.05.21"] [White "Sathwik_12_48"] [Black "cucumber4"] [Result "1/2-1/2"] [UTCDate "2023.05.21"] [UTCTime "12:00:00"] [WhiteElo "2040"] [BlackElo "2364"] [WhiteRatingDiff "+17"] [BlackRatingDiff "-22"] [BlackTitle "CM"] [Variant "Standard"] [TimeControl "480+0"] [ECO "D00"] [Opening "Queen's Pawn Game: Accelerated London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Accelerated London System } e6 3. e3 Bd6 4. Bg3 Nf6 5. Bd3 O-O 6. Nd2 c5 7. c3 Nc6 8. f4 Rb8 9. Ngf3 b5?! { (-0.50 → 0.11) Inaccuracy. Qb6 was best. } (9... Qb6 10. Qc2 Ne7 11. Ne5 Qc7 12. a4 c4 13. Be2 a6 14. O-O b5 15. axb5 axb5 16. b3) 10. Ne5 Qc7 11. Bh4 Nd7 12. g4?! { (0.36 → -0.59) Inaccuracy. a3 was best. } (12. a3 f5 13. O-O c4 14. Bc2 Ndxe5 15. fxe5 Be7 16. Bxe7 Nxe7 17. Nf3 a5 18. Ng5 b4) 12... f6 13. Nxd7? { (-0.10 → -1.28) Mistake. Nxc6 was best. } (13. Nxc6 Qxc6) 13... Bxd7 14. g5 fxg5?! { (-1.18 → -0.27) Inaccuracy. f5 was best. } (14... f5 15. dxc5 Bxc5 16. Bf2 e5 17. O-O Bb6 18. Be2 exf4 19. exf4 Qxf4 20. Nf3 Qd6 21. Bxb6) 15. Bxg5 Be8 16. h4? { (-0.57 → -2.18) Mistake. Qg4 was best. } (16. Qg4 cxd4) 16... b4 17. h5?! { (-2.45 → -3.27) Inaccuracy. Rc1 was best. } (17. Rc1 h6) 17... bxc3 18. bxc3 cxd4 19. cxd4?! { (-3.01 → -4.02) Inaccuracy. h6 was best. } (19. h6 g6 20. O-O dxe3 21. Nb3 Bxf4 22. Nc5 Bh2+ 23. Kh1 Rxf1+ 24. Qxf1 Qe5 25. Bf6 Qd6) 19... Rb2?? { (-4.02 → -0.64) Blunder. Nb4 was best. } (19... Nb4 20. Bxh7+ Kxh7 21. Kf2 Qc3 22. h6 g6 23. Rb1 Nd3+ 24. Kg2 Rxb1 25. Nxb1 Qb2+ 26. Qd2) 20. Qg4?? { (-0.64 → -4.45) Blunder. h6 was best. } (20. h6 g6 21. O-O Nb4 22. Rc1 Qf7 23. Nf3 Nxd3 24. Qxd3 Bb5 25. Qc3 Re2 26. Nh4 Rxa2) 20... Bb4?! { (-4.45 → -3.44) Inaccuracy. Nb4 was best. } (20... Nb4 21. O-O Nxd3 22. Rad1 Rf5 23. h6 g6 24. Nf3 Bb5 25. a4 Nxf4 26. Bxf4 Bxf4 27. axb5) 21. Rd1?! { (-3.44 → -4.56) Inaccuracy. Rh2 was best. } (21. Rh2 Bxd2+) 21... Qf7?? { (-4.56 → -1.69) Blunder. Bxd2+ was best. } (21... Bxd2+ 22. Rxd2 Nb4 23. O-O Rxd2 24. Bb1 Bb5 25. Qxe6+ Qf7 26. Qxf7+ Rxf7 27. Rc1 Bc4 28. h6) 22. Rg1? { (-1.69 → -3.04) Mistake. Rh2 was best. } (22. Rh2 Rxa2) 22... Ba5?? { (-3.04 → 3.63) Blunder. Qxh5 was best. } (22... Qxh5 23. Qg2 Rxa2 24. f5 exf5 25. Bf4 Qg6 26. Qxd5+ Bf7 27. Qg2 Ne7 28. Kf1 Qxg2+ 29. Rxg2) 23. Bh6 g6?? { (3.47 → 7.94) Blunder. Nb4 was best. } (23... Nb4 24. Bb1 Ba4 25. Qxg7+ Qxg7 26. Rxg7+ Kh8 27. Rxh7+ Kg8 28. Rg7+ Kh8 29. Rxa7 Bxd1 30. Bxf8) 24. hxg6 hxg6 25. Bxf8?? { (8.14 → 1.72) Blunder. Bxg6 was best. } (25. Bxg6 Bxd2+ 26. Rxd2 Qxg6 27. Qxe6+ Kh7 28. Rxg6 Rb1+ 29. Kf2 Rf7 30. Rg2 Ne7 31. Bg5 Rh1) 25... Kxf8 26. Bxg6 Qxg6 27. Qxg6 Bxg6 28. Rxg6 Kf7 29. Rh6 Nb4?! { (1.62 → 2.54) Inaccuracy. Rxa2 was best. } (29... Rxa2) 30. Rh7+ Kg6 31. Rxa7 Rxa2 32. Kf1 Nc2? { (2.30 → 4.33) Mistake. Kf5 was best. } (32... Kf5 33. Ke2 Nc6 34. Rh7 Kf6 35. Rh6+ Kf5 36. Rh2 Kg6 37. Kf3 Bxd2 38. Rhxd2 Ra3 39. Rd3) 33. Ke2 Ra3 34. Nb3?? { (4.63 → 0.05) Blunder. Rg1+ was best. } (34. Rg1+ Kh6 35. Ra8 Kh7 36. Nf1 Ra2 37. Kf3 Ra3 38. Ra7+ Kh6 39. Ra6 Nxd4+ 40. Kg4 Nb5) 34... Rxb3 35. Rxa5 Nxe3 36. Rd3 Rxd3 37. Kxd3 Ng2 38. Ke2 Nxf4+ 39. Ke3 Kf5 40. Ra8 Ng6 41. Kf3 Kf6 42. Kg4 Ne7 43. Kf4 Nf5 44. Rf8+ Kg6?? { (0.00 → 5.32) Blunder. Ke7 was best. } (44... Ke7 45. Rxf5 exf5 46. Kxf5 Kd7 47. Ke5 Ke7 48. Kxd5 Kd7 49. Kc5 Kc7 50. d5 Kd7 51. d6) 45. Ke5 Kg7 46. Rxf5?? { (5.47 → 0.00) Blunder. Rb8 was best. } (46. Rb8 Kg6 47. Rb7 Kg5 48. Rb6 Ne3 49. Rxe6 Nc4+ 50. Kxd5 Nb2 51. Ke4 Nc4 52. Rc6 Nd2+) 46... exf5 47. Kxf5 Kf7 48. Ke5 Ke7 49. Kxd5 Kd7 50. Ke5 Ke7 51. d5 Kd7 52. d6 Kd8 53. Kd4 Kd7 54. Kd5 Kd8 55. Ke6 Ke8 56. d7+ Kd8 57. Kd6 { Draw by stalemate. } 1/2-1/2