[Event "Casual rapid game"] [Site "https://lichess.org/Aof1EFQ6"] [Date "2023.05.20"] [White "ortolan"] [Black "Aleksey_B-l-ff"] [Result "1-0"] [UTCDate "2023.05.20"] [UTCTime "21:45:57"] [WhiteElo "1930"] [BlackElo "1786"] [Variant "Standard"] [TimeControl "600+5"] [ECO "D02"] [Opening "Queen's Pawn Game: London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. d4 d5 3. Bf4 { D02 Queen's Pawn Game: London System } c6 4. c3 Bf5 5. Nbd2 Nbd7 6. e3 e6 7. Be2 h6 8. h3 c5 9. O-O c4?! { (0.39 → 1.03) Inaccuracy. Be7 was best. } (9... Be7 10. Qb3) 10. b3 b5 11. a4 Qb6?? { (0.75 → 4.16) Blunder. b4 was best. } (11... b4 12. bxc4) 12. axb5 Qxb5 13. bxc4 dxc4 14. Bxc4 Qb2 15. Qb3? { (4.99 → 2.95) Mistake. Qa4 was best. } (15. Qa4 Be7 16. e4 Nxe4 17. Nxe4 Bxe4 18. Ne5 Rd8 19. Nxd7 Rxd7 20. Bb5 O-O 21. Bxd7 Qxc3) 15... Qxb3 16. Bxb3 Be7 17. c4 Ne4?! { (3.16 → 4.19) Inaccuracy. g5 was best. } (17... g5 18. Bh2 Bb4 19. c5 O-O 20. Ba4 a5 21. Nc4 Ra7 22. Nd6 Bd3 23. Rfc1 Rfa8 24. Ra2) 18. Nxe4 Bxe4 19. Ba4 Rd8?! { (4.15 → 5.99) Inaccuracy. Kd8 was best. } (19... Kd8 20. c5 Bd5 21. Bh2 g5 22. Nd2 f5 23. Nb1 f4 24. Nc3 Bc4 25. Rfd1 Rf8 26. Bc6) 20. Ne5 O-O 21. Nxd7 Rxd7 22. Bxd7 Ra8 23. c5 a5 24. c6 Bxc6 25. Bxc6 Bb4?! { (6.98 → 11.29) Inaccuracy. Ra6 was best. } (25... Ra6 26. Rfc1 Bd8 27. Bb5 Ra8 28. Be5 Bf6 29. Bc7 g6 30. Rxa5 Rc8 31. Raa1 Kg7 32. Bg3) 26. Rfb1?! { (11.29 → 7.06) Inaccuracy. Bxa8 was best. } (26. Bxa8 f6 27. Rfc1 h5 28. Be4 g5 29. Bg3 h4 30. Rc8+ Kf7 31. Bc7 f5 32. Bf3 g4) 26... Rc8 27. Be4 f5 28. Bd3 Rc3 29. Bb5 Kf7 30. Rc1 Rxc1+ 31. Rxc1 g5 32. Be5 Kg6?! { (10.97 → Mate in 6) Checkmate is now unavoidable. a4 was best. } (32... a4 33. Rc7+ Kf8 34. Bxa4 f4 35. exf4 gxf4 36. Bxf4 h5 37. Bh6+ Kg8 38. Bb3 Ba5 39. Bxe6+) 33. Be8+ Kh7 34. Rc7+ Kg8 35. Bf7+ Kf8 36. Bxe6 a4 37. Bxf5 a3 38. Be6 Ke8 39. f4?! { (Mate in 3 → 17.11) Lost forced checkmate sequence. Bf6 was best. } (39. Bf6 Be7 40. Rc8+ Bd8 41. Rxd8#) 39... gxf4?! { (17.11 → Mate in 3) Checkmate is now unavoidable. a2 was best. } (39... a2 40. Bxa2 Ba5 41. Rb7 gxf4 42. exf4 h5 43. f5 Bc3 44. Kf2 h4 45. f6 Bb4 46. Rxb4) 40. exf4?! { (Mate in 3 → 18.47) Lost forced checkmate sequence. Bf6 was best. } (40. Bf6 Be7 41. Rc8+ Bd8 42. Rxd8#) 40... Kd8?! { (18.47 → Mate in 6) Checkmate is now unavoidable. Ba5 was best. } (40... Ba5 41. Rh7 Bb4 42. f5 a2 43. Bxa2 Kd8 44. Kf2 h5 45. f6 Ba3 46. Rxh5 Kd7 47. Rh7+) 41. Ra7 h5 42. f5 h4 43. f6 Bd2 44. f7 Be3+ 45. Kf1 Bc1 46. f8=Q# { White wins by checkmate. } 1-0