[Event "Institute Open Round 1.O"] [Site "https://lichess.org/UWqvVVGd"] [Date "2024.04.07"] [White "jee2020kk"] [Black "HSB1107"] [Result "0-1"] [UTCDate "2024.04.07"] [UTCTime "16:56:27"] [WhiteElo "2166"] [BlackElo "2095"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+25"] [Variant "Standard"] [TimeControl "300+3"] [ECO "B00"] [Opening "Owen Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 b6?! { (0.14 → 0.97) Inaccuracy. e5 was best. } { B00 Owen Defense } (1... e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5) 2. d4 Bb7 3. Bd3 Nf6 4. Nd2 g6 5. c3 Bg7 6. f4 d6 7. Ngf3 Nbd7?! { (0.34 → 1.11) Inaccuracy. O-O was best. } (7... O-O 8. f5 gxf5 9. exf5 c5 10. O-O cxd4 11. Nxd4 Nbd7 12. N2f3) 8. O-O Ng4 9. Qe2 e5 10. h3 Nh6? { (1.24 → 2.85) Mistake. Ngf6 was best. } (10... Ngf6 11. fxe5 dxe5 12. Nxe5 Nxe5 13. dxe5 Nd7 14. e6 fxe6 15. e5 Nxe5 16. Bb5+ c6 17. Bc4) 11. fxe5 dxe5 12. Nc4?! { (2.73 → 1.82) Inaccuracy. Nxe5 was best. } (12. Nxe5 Nxe5 13. dxe5 O-O 14. Nf3 Kh8 15. Bc4 a5 16. Bg5 Qe8 17. Bh4 Ng8 18. e6 fxe6) 12... f6?! { (1.82 → 2.77) Inaccuracy. exd4 was best. } (12... exd4 13. cxd4 O-O 14. Bf4 f6 15. Rae1 Nf7 16. b4 Re8 17. Qc2 Nf8 18. d5 f5 19. exf5) 13. a4?! { (2.77 → 1.67) Inaccuracy. Ncxe5 was best. } (13. Ncxe5 fxe5 14. Bg5 Qb8 15. Bc4 b5 16. Be6 Bc8 17. Qd2 Qb6 18. Bd5 Bb7 19. Bxb7 Qxb7) 13... Nf7 14. a5 Qe7?! { (1.59 → 2.50) Inaccuracy. O-O was best. } (14... O-O 15. a6 Bc6 16. b4 Rc8 17. d5 Ba8 18. b5 Nc5 19. Bc2 f5 20. exf5 e4 21. Nd4) 15. a6 Bc8 16. dxe5?! { (2.70 → 1.59) Inaccuracy. Ne3 was best. } (16. Ne3 c6 17. b4 O-O 18. b5 c5 19. Bc4 Rb8 20. Bb2 Kh8 21. Bxf7 Rxf7 22. Rad1 Kg8) 16... Ndxe5? { (1.59 → 3.03) Mistake. fxe5 was best. } (16... fxe5 17. b4 O-O 18. Ne3 Nf6 19. b5 Nd6 20. c4 Be6 21. Qc2 Nd7 22. Nd5 Bxd5 23. cxd5) 17. Ncxe5 Nxe5 18. Nxe5 Qxe5 19. Bf4?! { (2.94 → 2.16) Inaccuracy. Bb5+ was best. } (19. Bb5+ Kf7 20. b4 Be6 21. Bf4 Qxc3 22. Rac1 Qd4+ 23. Kh2 Rhd8 24. Bc4 c5 25. Bxe6+ Kxe6) 19... Qc5+ 20. Kh2 Be6 21. Bb5+? { (2.32 → 0.90) Mistake. b4 was best. } (21. b4 Qe7 22. Bb5+ Kf7 23. e5 f5 24. g4 Rhd8 25. gxf5 Bxf5 26. Bc4+ Kf8 27. Rae1 b5) 21... c6 22. b4?? { (0.80 → -3.97) Blunder. Ba4 was best. } (22. Ba4 O-O) 22... Qxb5 23. Qc2 O-O 24. Bd6 Rf7 25. Rad1 f5 26. exf5 Bxf5 27. Qa2 Be5+ 28. Bxe5 Qxe5+ 29. Kh1 Be6 30. Qd2 Qd5 31. Rxf7 Qxd2 32. Rxd2 Kxf7 33. Rf2+ Ke7 34. Kh2 Rd8 35. Rf3 Rd2 36. Re3 Ra2 37. c4 Rxa6 38. b5 cxb5 39. cxb5 Ra5 40. Rc3 Rxb5 41. Rc7+ Bd7 42. Rxa7 Ra5 43. Rb7 b5 44. Kg3 Ra3+ 45. Kh4 Rb3 46. g4 b4 47. Kg5 Rxh3 48. Rxb4?! { (-4.94 → -8.05) Inaccuracy. Kf4 was best. } (48. Kf4 Rb3 49. Ke5 Rb1 50. Rb6 b3 51. Kd4 Bc6 52. Kc3 Kd6 53. Rb4 Rf1 54. Kb2 Ke5) 48... Rg3 49. Kh6 Rxg4 50. Rb3?? { (-4.89 → Mate in 14) Checkmate is now unavoidable. Rb6 was best. } (50. Rb6 Be6 51. Kg7 h5 52. Rb7+ Bd7 53. Rb8 Ke6 54. Rb6+ Ke5 55. Rb3 h4 56. Rc3 Rg3) 50... Rh4+?? { (Mate in 14 → -5.44) Lost forced checkmate sequence. Kf6 was best. } (50... Kf6 51. Rf3+ Bf5 52. Rh3 Ra4 53. Rh2 Ra3 54. Rh1 Rh3+ 55. Rxh3 Bxh3 56. Kxh7 Be6 57. Kh6) 51. Kg7 g5 52. Re3+ Kd8 53. Kf6 g4 54. Kg5 Rh3 55. Re2 h6+ 56. Kf4 Rf3+ 57. Ke5 g3 58. Rg2 h5 59. Ke4 Bc6+ 60. Kd4 h4 61. Kc5 h3 62. Rg1 g2 63. Kxc6 Rf1 { White resigns. } 0-1