[Event "Weekly Classical Arena"] [Site "https://lichess.org/7b88gIqF"] [Date "2023.06.23"] [White "Cascamonde"] [Black "Olidbin"] [Result "1-0"] [UTCDate "2023.06.23"] [UTCTime "20:47:26"] [WhiteElo "1651"] [BlackElo "2085"] [WhiteRatingDiff "+55"] [BlackRatingDiff "-14"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "A48"] [Opening "London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Bf4 g6 3. Nf3 { A48 London System } Bg7 4. e3 O-O 5. Bd3 d6 6. c3 c6 7. Nbd2 Re8 8. O-O Nbd7 9. Rb1?! { (0.12 → -0.45) Inaccuracy. Bg3 was best. } (9. Bg3 e5 10. Qc2 Nh5 11. Bh4 Qc7 12. g4 Nhf6 13. h3 exd4 14. exd4 h5 15. Rfe1 hxg4) 9... e5 10. dxe5 dxe5 11. Bg5 h6 12. Bxf6 Nxf6 13. Ne4 Nxe4 14. Bxe4 Qc7 15. Qc2?! { (-0.52 → -1.44) Inaccuracy. Qe2 was best. } (15. Qe2 Qe7) 15... f5?! { (-1.44 → -0.40) Inaccuracy. Be6 was best. } (15... Be6 16. Bd3 Bxa2 17. Ra1 Be6 18. c4 Qe7 19. c5 Red8 20. Nd2 a6 21. Rfd1 a5 22. Ne4) 16. Bd3 e4 17. Bc4+ Kh7 18. Nd2 a5 19. a4 b5?! { (-0.63 → 0.06) Inaccuracy. Rb8 was best. } (19... Rb8 20. Rfd1 b5 21. Bf1 Be6 22. g3 h5 23. axb5 cxb5 24. Nb3 b4 25. Nd4 b3 26. Qe2) 20. axb5 cxb5 21. Bxb5 Rb8?? { (0.10 → 4.02) Blunder. Rd8 was best. } (21... Rd8) 22. Bxe8 Ba6 23. Bxg6+ Kxg6 24. Rfd1 Bd3 25. Qa4 Bxb1 26. Rxb1 Qd6 27. Rd1? { (3.50 → 1.93) Mistake. Nc4 was best. } (27. Nc4 Qc7 28. Rd1 Rd8 29. Rxd8 Qxd8 30. h3 Qd5 31. g3 Qd3 32. Nxa5 Kh7 33. Qc4 Qd8) 27... Rd8 28. Qc2?! { (1.89 → 1.04) Inaccuracy. Qxa5 was best. } (28. Qxa5) 28... Qd7 29. Kf1 Be5?! { (1.52 → 2.58) Inaccuracy. Qb5+ was best. } (29... Qb5+ 30. Ke1 h5 31. Ra1 h4 32. Ra4 Bf6 33. g3 hxg3 34. hxg3 Rh8 35. c4 Qxb2 36. Qxb2) 30. g3 h5 31. Ke1 Qb5 32. Qb3 Qa6 33. Nc4 Rxd1+ 34. Kxd1 Bf6 35. Nd2 h4 36. Qg8+ Bg7 37. gxh4 Qd6 38. Qe8+ Kh7?! { (4.22 → 5.64) Inaccuracy. Kh6 was best. } (38... Kh6 39. Qb5 Kg6 40. h5+ Kg5 41. Kc1 Qe6 42. Qxa5 Kxh5 43. Qc7 Bh6 44. b4 Qg8 45. Kc2) 39. Qh5+ Kg8 40. Qxf5 Qxh2 41. h5 a4 42. Nxe4 Qg1+ 43. Ke2 Qc1?? { (6.01 → Mate in 9) Checkmate is now unavoidable. Qh2 was best. } (43... Qh2 44. Qe6+ Kf8 45. Qc8+ Ke7 46. Qc5+ Ke6 47. Qb6+ Ke7 48. Qb4+ Kd8 49. h6 Qh5+ 50. Kd2) 44. h6?? { (Mate in 9 → 4.89) Lost forced checkmate sequence. Qe6+ was best. } (44. Qe6+ Kf8 45. Qc8+ Ke7 46. Qc7+ Ke6 47. Qd6+ Kf7 48. Qd7+ Kg8 49. Qe8+ Bf8 50. Nf6+ Kg7) 44... Qxb2+ 45. Kf3 Bxh6?! { (4.93 → 7.18) Inaccuracy. Qb7 was best. } (45... Qb7 46. hxg7 Kxg7 47. Qa5 Qf7+ 48. Kg2 Qg6+ 49. Ng3 Qe8 50. e4 Kh7 51. Qb4 Kh8 52. Nf5) 46. Qg6+ Bg7? { (9.36 → Mate in 2) Checkmate is now unavoidable. Kf8 was best. } (46... Kf8 47. Qxh6+) 47. Nf6+ Kf8 48. Qe8# { White wins by checkmate. } 1-0