[Event "День космонавтики Arena"] [Site "https://live.chess-online.com/6M0MdQ81"] [Date "2019.04.14"] [White "klavier"] [Black "jsl"] [Result "0-1"] [UTCDate "2019.04.14"] [UTCTime "17:04:25"] [WhiteElo "1708"] [BlackElo "1899"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+6"] [Variant "Standard"] [TimeControl "180+0"] [ECO "A13"] [Opening "English Opening: Agincourt Defense"] [Termination "Normal"] [Annotator "live.chess-online.com"] 1. Nf3 d5 2. c4 e6 { A13 English Opening: Agincourt Defense } 3. d4 Nf6 4. e3 Be7 5. Be2 Nbd7 6. c5 c6 7. O-O b6 8. b4 a5 9. a3? { (-0.17 → -1.48) Mistake. b5 was best. } (9. b5 Bb7 10. bxc6 Bxc6 11. cxb6 O-O 12. Nc3 Ne4 13. Bd2 Nxd2 14. Qxd2 Nxb6 15. Rfb1 Rc8) 9... axb4 10. a4?? { (-1.45 → -4.57) Blunder. cxb6 was best. } (10. cxb6) 10... bxc5 11. dxc5 Nxc5 12. Bd2 Nce4 13. Qc2 Qb6 14. a5 Qc7 15. Nd4 c5?! { (-5.22 → -3.41) Inaccuracy. Bd7 was best. } (15... Bd7 16. Rc1) 16. Bxb4 O-O 17. Nb5 Qb8 18. Bc3?! { (-2.74 → -4.01) Inaccuracy. Be1 was best. } (18. Be1 c4 19. Nd4 Bd7 20. Nc3 Nc5 21. f4 Nb3 22. Nxb3 cxb3 23. Qb2 Rc8 24. Bd2 Bc5) 18... Ba6 19. N1a3 Nxc3 20. Qxc3 Ne4 21. Qc2 c4 22. Rfb1 Qe5 23. Nd4 Rfb8?! { (-3.26 → -2.49) Inaccuracy. Bd6 was best. } (23... Bd6 24. g3 Qf6 25. Bf3 Nc5 26. Nab5 Be5 27. Ra3 Bxb5 28. Rxb5 Bxd4 29. exd4 Qxd4 30. Bg2) 24. Nc6 Rxb1+ 25. Nxb1?? { (-2.52 → -9.37) Blunder. Qxb1 was best. } (25. Qxb1 Qc7) 25... Qc7?? { (-9.37 → -2.83) Blunder. Qxa1 was best. } (25... Qxa1) 26. Nxe7+ Qxe7 27. Nc3?? { (-2.70 → -6.88) Blunder. Qb2 was best. } (27. Qb2) 27... Nc5?? { (-6.88 → -2.74) Blunder. Qf6 was best. } (27... Qf6) 28. Bf3 Qc7 29. Na4?? { (-2.61 → -6.93) Blunder. Bd1 was best. } (29. Bd1 Nb3 30. Ra2 Nxa5 31. Qb2 Bb7 32. g3 h6 33. Nb5 Qc5 34. Nd4 Nc6 35. Rxa8+ Bxa8) 29... Qxa5 30. Ra2?? { (-6.85 → Mate in 1) Checkmate is now unavoidable. Qa2 was best. } (30. Qa2 Nb3 31. Nb2 c3 32. Qxa5 Nxa5 33. Na4 c2 34. Rc1 Rc8 35. Bd1 cxd1=Q+ 36. Rxd1 Kf8) 30... Nxa4? { (Mate in 1 → -7.83) Lost forced checkmate sequence. Qe1# was best. } (30... Qe1#) 31. Rxa4? { (-7.83 → Mate in 1) Checkmate is now unavoidable. Qb1 was best. } (31. Qb1 Bb5 32. h4 Bc6 33. Be2 Qd8 34. Qa1 Qxh4 35. Bd1 Qf6 36. Bxa4 Qxa1+ 37. Rxa1 Bxa4) 31... Qe1# { Black wins by checkmate. } 0-1