[Event "Rated classical game"] [Site "https://lichess.org/Bm78lvmt"] [Date "2021.01.16"] [White "Perroso"] [Black "meru"] [Result "0-1"] [UTCDate "2021.01.16"] [UTCTime "22:13:12"] [WhiteElo "1620"] [BlackElo "1563"] [WhiteRatingDiff "-15"] [BlackRatingDiff "+10"] [Variant "Standard"] [TimeControl "1800+0"] [ECO "A46"] [Opening "Indian Defense: London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 e6 3. Bf4 { A46 Indian Defense: London System } d5 4. e3 c5 5. c3 Nc6 6. Be2 Qb6 7. b3?! { (0.28 → -0.35) Inaccuracy. Qc2 was best. } (7. Qc2 Nh5 8. Be5 cxd4 9. cxd4 f6 10. Bg3 Bd7 11. Nc3 Be7) 7... Ne4?! { (-0.35 → 0.48) Inaccuracy. Nh5 was best. } (7... Nh5 8. Be5 cxd4 9. Bxd4 Nxd4 10. cxd4 Nf6 11. O-O Bd7 12. Ne5) 8. Nbd2?? { (0.48 → -5.49) Blunder. Qc2 was best. } (8. Qc2 cxd4 9. exd4 Bd6 10. Bxd6 Nxd6 11. Nbd2 O-O 12. Bd3 h6) 8... Nxc3 9. Qc2 cxd4?! { (-6.16 → -4.22) Inaccuracy. Nxe2 was best. } (9... Nxe2 10. Kxe2 Nb4 11. Qc3 Qa6+ 12. Kd1 cxd4 13. Qxd4 f6 14. Bg3 e5 15. Bxe5 fxe5 16. Nxe5) 10. exd4?! { (-4.22 → -5.40) Inaccuracy. Nxd4 was best. } (10. Nxd4 Nxe2 11. Nxe2 e5 12. Bg3 Nb4 13. Qc3 Be6 14. O-O f6 15. Nf3 Be7 16. Qd2 O-O) 10... Nxd4?? { (-5.40 → 0.60) Blunder. Nxe2 was best. } (10... Nxe2 11. Kxe2 Bd7 12. Rhc1 Ba3 13. Kf1 Bxc1 14. Rxc1 O-O 15. Kg1 f6 16. Qb1 Rac8 17. h4) 11. Qxc3 Nxe2 12. Kxe2 Qb5+? { (0.29 → 1.46) Mistake. f6 was best. } (12... f6 13. Rhc1) 13. Ke1? { (1.46 → 0.19) Mistake. Kd1 was best. } (13. Kd1 f6 14. Rc1 Be7 15. Qc7 Bd7 16. Re1 Qb4 17. a3 Qb6 18. Qxb6 axb6 19. a4 e5) 13... f6 14. Nd4?? { (0.46 → -1.24) Blunder. Rc1 was best. } (14. Rc1) 14... Qb6 15. Be3?! { (-0.88 → -1.75) Inaccuracy. Ne2 was best. } (15. Ne2 e5) 15... Bb4?! { (-1.75 → -0.68) Inaccuracy. e5 was best. } (15... e5) 16. Qc2? { (-0.68 → -1.87) Mistake. Qd3 was best. } (16. Qd3 e5) 16... e5 17. Nc6?? { (-1.80 → -6.03) Blunder. Nf5 was best. } (17. Nf5) 17... d4?? { (-6.03 → -2.40) Blunder. Qxc6 was best. } (17... Qxc6 18. Qxc6+) 18. Bxd4 Bxd2+?! { (-2.28 → -1.65) Inaccuracy. Qxc6 was best. } (18... Qxc6 19. Qxc6+) 19. Qxd2?? { (-1.65 → -6.71) Blunder. Kxd2 was best. } (19. Kxd2 Qxc6) 19... exd4?? { (-6.71 → -2.70) Blunder. Qxc6 was best. } (19... Qxc6 20. Qe2 O-O 21. Bb2 Qxg2 22. f3 Bh3 23. Qxg2 Bxg2 24. f4 Bxh1 25. fxe5 Rfe8 26. Rc1) 20. Qe2+? { (-2.70 → -5.30) Mistake. Nxd4 was best. } (20. Nxd4) 20... Kf7 21. Qe7+ Kg6 22. Nb4? { (-4.88 → -8.79) Mistake. Qe4+ was best. } (22. Qe4+ f5 23. Ne5+ Kf6 24. Qh4+ Kxe5 25. Kd1 Be6 26. Re1+ Kd6 27. Kc2 Kd7 28. Rad1 Ke8) 22... Bf5 23. Kd2 Rhe8 24. Nd5 Rxe7 25. Nxb6 axb6 26. a4 d3 27. Rhe1 Rae8 28. Rxe7 Rxe7 29. Re1 Re2+ 30. Rxe2 dxe2 31. Kxe2 Bc2 32. b4 Bxa4 33. g3 Kf5 34. Kf3 Ke5 35. Ke3 Kd5 36. Kd3 Bb5+ 37. Kc3 Ke4 38. Kd2 Kf3 39. Ke1 Kg2 40. h4 h6 41. h5?! { (-13.80 → Mate in 23) Checkmate is now unavoidable. g4 was best. } (41. g4 Kf3) 41... Kh3? { (Mate in 23 → -9.87) Lost forced checkmate sequence. f5 was best. } (41... f5 42. Kd2 Kxf2 43. Kc3 Kxg3 44. Kd4 f4 45. Ke5 f3 46. Kd6 f2 47. Kc7 Kg4 48. Kb8) 42. Kd2 Be8 43. Ke3 Bxh5 44. Kf4 Kg2 45. Ke3 g5 46. Ke4 Bf3+ 47. Ke3 Bh5 48. Ke4 Kxf2 49. Kf5 Kxg3 50. Kxf6 Kh3 51. Kf5 g4 52. Ke5 g3 53. Kd6 g2 54. Kd7 g1=Q 55. Kc8 Qg8+ 56. Kxb7 Bf3+ 57. Kxb6 Qe6+ 58. Ka5 Qd5+ 59. Kb6 Qc6+ 60. Ka5 Be2 61. b5 Qxb5# { Black wins by checkmate. } 0-1