[Event "Yearly Classical Arena"] [Site "https://lichess.org/a4AG3qUM"] [Date "2021.05.14"] [White "alkimkey"] [Black "Othello1896"] [Result "0-1"] [UTCDate "2021.05.14"] [UTCTime "18:03:04"] [WhiteElo "1562"] [BlackElo "1793"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+7"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "A45"] [Opening "Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 { A45 Indian Defense } 2. c3 d5 3. Nf3 e6 4. Ne5 Nbd7 5. e3 Nxe5 6. dxe5 Nd7 7. f4 Bc5 8. g3 O-O 9. Bd3 a6?! { (-1.45 → -0.46) Inaccuracy. Qe7 was best. } (9... Qe7) 10. Qc2?! { (-0.46 → -1.31) Inaccuracy. Nd2 was best. } (10. Nd2 Qe8) 10... g6? { (-1.31 → 0.03) Mistake. h6 was best. } (10... h6 11. Nd2) 11. b4 Ba7 12. Ba3?? { (0.31 → -2.20) Blunder. h4 was best. } (12. h4 f6) 12... Bxe3? { (-2.20 → -0.92) Mistake. f6 was best. } (12... f6 13. Bxg6) 13. b5?? { (-0.92 → -3.56) Blunder. h4 was best. } (13. h4 b5 14. Nd2 Bxd2+ 15. Kxd2 Nb6 16. Ke1 Bb7 17. h5 d4 18. Rh2 g5 19. Bxh7+ Kh8) 13... axb5?! { (-3.56 → -2.51) Inaccuracy. Bc5 was best. } (13... Bc5 14. h4 Qe7 15. Bxc5 Nxc5 16. b6 f6 17. h5 g5 18. O-O gxf4 19. Rxf4 Qg7 20. Kg2) 14. Bxf8 Qxf8 15. Bxb5 Qc5 16. Qe2?! { (-3.35 → -4.36) Inaccuracy. a4 was best. } (16. a4 f6 17. Bxd7 Bxd7 18. Ra2 fxe5 19. fxe5 d4 20. cxd4 Qd5 21. Rf1 Bxd4 22. Nd2 Bc6) 16... d4 17. c4?! { (-4.75 → -8.08) Inaccuracy. Qc4 was best. } (17. Qc4 c6) 17... c6 18. Bxc6 bxc6 19. a3 Ba6 20. Qc2 Bxc4 21. Nd2 Qd5 22. Ne4 Bb3 23. Qd3 Qa5+ 24. Ke2 Qa4 25. Kf3 c5 26. h4 Bc4 27. Qd1 Bb3 28. Qd3 c4 29. Qb1 Bc2 30. Qb4?! { (-11.07 → Mate in 7) Checkmate is now unavoidable. Qb7 was best. } (30. Qb7 Bxe4+) 30... Qc6?! { (Mate in 7 → -16.88) Lost forced checkmate sequence. Bxe4+ was best. } (30... Bxe4+ 31. Kg4 Bf5+ 32. Kg5 Kg7 33. Qf8+ Rxf8 34. h5 h6+ 35. Kh4 g5+ 36. fxg5 Bxg5#) 31. Kg4 Qxe4 32. Rhf1?! { (-19.07 → Mate in 6) Checkmate is now unavoidable. Kh3 was best. } (32. Kh3 Qf5+) 32... Qf5+ 33. Kf3 Be4+ 34. Ke2 Qg4+ 35. Ke1 Qxg3+ 36. Kd1 Bf3+ 37. Kc2 Qg2+ 38. Kb1 Qxf1+?! { (Mate in 1 → -30.84) Lost forced checkmate sequence. Be4# was best. } (38... Be4#) 39. Ka2 Qg2+?! { (Mate in 7 → -29.93) Lost forced checkmate sequence. Qd3 was best. } (39... Qd3 40. Rb1 Bd5 41. Re1 c3+ 42. Ka1 Qc2 43. Re2 Qd1+ 44. Qb1 Rxa3+ 45. Ra2 Rxa2#) 40. Qb2 Rb8 41. Qxg2 Bxg2 42. a4 c3 43. a5 Bd5+ 44. Ka3 Rb3+ 45. Ka4 Nc5# { Black wins by checkmate. } 0-1