[Event "Rated classical game"] [Site "https://lichess.org/BJuIZazs"] [Date "2021.04.20"] [White "David1700"] [Black "sanjoybanerjee"] [Result "1-0"] [UTCDate "2021.04.20"] [UTCTime "18:29:43"] [WhiteElo "1778"] [BlackElo "1723"] [WhiteRatingDiff "+30"] [BlackRatingDiff "-10"] [Variant "Standard"] [TimeControl "2700+15"] [ECO "B20"] [Opening "Sicilian Defense: Lasker-Dunne Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. g3 { B20 Sicilian Defense: Lasker-Dunne Attack } Nc6 3. Bg2 g6 4. Ne2 Bg7 5. d3 e6 6. O-O Nge7 7. f4 d5 8. e5 O-O 9. Nd2 b5 10. Nf3 Bb7 11. d4 cxd4 12. Nexd4 Nxd4 13. Nxd4 a6 14. Be3 Rc8?! { (0.67 → 1.37) Inaccuracy. b4 was best. } (14... b4) 15. c3 Qd7 16. Qd2 Rc7 17. Rac1 Rfc8 18. Rfe1 Bf8 19. Kf2?! { (1.15 → 0.09) Inaccuracy. a3 was best. } (19. a3) 19... Rc4?! { (0.09 → 0.69) Inaccuracy. Nf5 was best. } (19... Nf5 20. Nxf5 gxf5 21. Bd4 Bc5 22. a3 a5 23. Bf1 b4 24. axb4 axb4 25. Bxc5 bxc3 26. Rxc3) 20. Bf1 R4c7?! { (0.61 → 1.17) Inaccuracy. Ra4 was best. } (20... Ra4 21. a3) 21. g4 Nc6 22. Nxc6 Qxc6 23. Bd4 Bc5?! { (0.00 → 0.64) Inaccuracy. b4 was best. } (23... b4) 24. Ke3?! { (0.64 → -0.09) Inaccuracy. a3 was best. } (24. a3 Qb6) 24... Bxd4+?! { (-0.09 → 0.79) Inaccuracy. Qe8 was best. } (24... Qe8 25. a3 Qd8 26. g5 h5 27. h4 Qd7 28. Rcd1 Bxd4+ 29. Qxd4 a5 30. Bd3 b4 31. axb4) 25. Qxd4?! { (0.79 → -0.13) Inaccuracy. cxd4 was best. } (25. cxd4 Qb6 26. Rxc7 Rxc7 27. h4 b4 28. Bd3 a5 29. h5 Ba6 30. hxg6 fxg6 31. Bc2 Bc4) 25... Qc5? { (-0.13 → 1.39) Mistake. Qd7 was best. } (25... Qd7 26. a3 a5 27. Kd2 Qd8 28. Bxb5 Bc6 29. Be2 Rb8 30. b4 Qh4 31. f5 Ba4 32. Bd3) 26. Kd2? { (1.39 → -0.07) Mistake. Qxc5 was best. } (26. Qxc5) 26... Qc6? { (-0.07 → 1.47) Mistake. Qe7 was best. } (26... Qe7 27. Bd3) 27. g5?? { (1.47 → -0.58) Blunder. f5 was best. } (27. f5 exf5) 27... Qd7?! { (-0.58 → 0.00) Inaccuracy. a5 was best. } (27... a5) 28. h4 Rc5 29. h5 Qc7?! { (-0.01 → 0.83) Inaccuracy. gxh5 was best. } (29... gxh5 30. a3) 30. Bd3 Rd8?! { (0.41 → 1.09) Inaccuracy. gxh5 was best. } (30... gxh5) 31. Rh1?? { (1.09 → -1.69) Blunder. hxg6 was best. } (31. hxg6 fxg6) 31... Rc4 32. Qe3?? { (-1.66 → -5.14) Blunder. hxg6 was best. } (32. hxg6 fxg6) 32... d4 33. cxd4 Bxh1? { (-4.82 → -2.40) Mistake. Qa5+ was best. } (33... Qa5+ 34. Ke2) 34. Bxc4 Qa5+?? { (-2.85 → 0.00) Blunder. bxc4 was best. } (34... bxc4) 35. Ke2?? { (0.00 → -2.86) Blunder. Qc3 was best. } (35. Qc3 b4 36. Qd3 Bd5 37. Ke3 gxh5 38. Bb3 Bxb3 39. Qxb3 Qb6 40. Qc4 b3 41. a3 h4) 35... bxc4 36. Rxh1 Qxa2?! { (-2.65 → -1.58) Inaccuracy. Rb8 was best. } (36... Rb8 37. b4) 37. Qc3?? { (-1.58 → -6.61) Blunder. Qa3 was best. } (37. Qa3 Qxa3 38. bxa3 Rxd4 39. h6 Rxf4 40. Rb1 Kf8 41. Rb8+ Ke7 42. Kd2 Rf5 43. Rb7+ Ke8) 37... Qb3?? { (-6.61 → 0.51) Blunder. Rb8 was best. } (37... Rb8) 38. hxg6 hxg6 39. Rc1?? { (0.00 → -3.47) Blunder. Qxb3 was best. } (39. Qxb3 cxb3 40. Rc1 Rxd4 41. Rc8+ Kg7 42. Ke3 Rd1 43. Rc3 a5 44. Rxb3 Rb1 45. Rb7 Ra1) 39... Qxc3?? { (-3.47 → 0.49) Blunder. Qb7 was best. } (39... Qb7 40. Ke3) 40. bxc3 Rb8 41. Rc2 Kf8? { (0.42 → 1.67) Mistake. Rb3 was best. } (41... Rb3) 42. Ra2 Rb6?! { (1.11 → 2.03) Inaccuracy. Ra8 was best. } (42... Ra8) 43. Ra4 Rc6?! { (1.94 → 2.86) Inaccuracy. Rb2+ was best. } (43... Rb2+ 44. Ke3 Ke8 45. Rxc4 Rc2 46. Rc7 a5 47. Kd3 Rf2 48. Kc4 Rxf4 49. Kc5 Rg4 50. Kd6) 44. Ke3 Ke7 45. Ke4 Kd7?! { (2.64 → 3.88) Inaccuracy. Kd8 was best. } (45... Kd8 46. d5 exd5+ 47. Kxd5 Kd7 48. Ra1 Kc7 49. Rf1 Re6 50. Kxc4 Rc6+ 51. Kd4 a5 52. f5) 46. d5 exd5+ 47. Kxd5 Rb6 48. Rxc4?? { (3.91 → 1.43) Blunder. Kxc4 was best. } (48. Kxc4 Kc6) 48... a5?! { (1.43 → 2.25) Inaccuracy. Rb3 was best. } (48... Rb3 49. Rc6) 49. Ra4 Rb3?? { (2.00 → 5.93) Blunder. Rc6 was best. } (49... Rc6 50. Ra3) 50. c4? { (5.93 → 3.27) Mistake. Kc4 was best. } (50. Kc4) 50... Rf3? { (3.27 → 5.76) Mistake. Rd3+ was best. } (50... Rd3+) 51. c5 Kc7?! { (4.96 → 7.40) Inaccuracy. Rf1 was best. } (51... Rf1) 52. Rxa5 Rxf4 53. Ra7+ Kc8 54. Kd6 Rf5? { (7.70 → Mate in 8) Checkmate is now unavoidable. Rf3 was best. } (54... Rf3 55. Ra8+) 55. c6 Kb8 56. Re7?! { (Mate in 7 → 65.94) Lost forced checkmate sequence. Ra3 was best. } (56. Ra3 Rf2 57. c7+ Kb7 58. Rb3+ Ka7 59. c8=Q Rd2+ 60. Ke7 Rd7+ 61. Qxd7+ Ka6 62. Qa4#) 56... Rxg5?! { (65.94 → Mate in 6) Checkmate is now unavoidable. Rf1 was best. } (56... Rf1 57. Re8+) 57. c7+ { Black resigns. } 1-0