[Event "AJEFECH Nac Online 2021 F4 Arena"] [Site "https://lichess.org/5ikewm1U"] [Date "2021.08.27"] [White "ChrolloL"] [Black "doons21"] [Result "1-0"] [UTCDate "2021.08.27"] [UTCTime "02:25:00"] [WhiteElo "2658"] [BlackElo "2566"] [WhiteRatingDiff "+4"] [BlackRatingDiff "-5"] [WhiteTitle "GM"] [BlackTitle "FM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "A48"] [Opening "London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 g6 3. Bf4 { A48 London System } Bg7 4. e3 O-O 5. h3 d6 6. Bh2 b6 7. Be2 Bb7 8. O-O Nbd7 9. c3 c5 10. Nbd2 cxd4 11. exd4 a6 12. Re1?! { (0.33 → -0.23) Inaccuracy. a4 was best. } (12. a4 Re8 13. Qb3 Bf8 14. Rfd1 Qc7 15. Nf1 Bd5 16. c4 Bc6 17. Ne3 e6 18. Nc2 Bb7) 12... Rc8?! { (-0.23 → 0.52) Inaccuracy. b5 was best. } (12... b5 13. a4 Bc6 14. a5 Nd5 15. Ne4 Rc8 16. Bg3 N7f6 17. Nxf6+ Nxf6 18. Bd3 Qc7 19. Qe2) 13. a4 Qc7 14. Bd3 Qb8?? { (0.49 → 3.77) Blunder. Rfe8 was best. } (14... Rfe8 15. Bc4) 15. Qe2?! { (3.77 → 2.77) Inaccuracy. Rxe7 was best. } (15. Rxe7 Rfe8) 15... Rfe8 16. Bxa6 Bxa6 17. Qxa6 Nd5 18. Qd3 N7f6 19. Ne4?! { (3.18 → 1.89) Inaccuracy. c4 was best. } (19. c4 Nb4 20. Qb3 Na6 21. Qa3 Qb7 22. b4 Nc7 23. Qb3 Ra8 24. Ra2 Ra7 25. Ra3 Nd7) 19... Qb7 20. Nxf6+ Nxf6 21. Qb5 Rc7?? { (2.16 → 6.62) Blunder. Qc6 was best. } (21... Qc6 22. Kf1 Nd5 23. Qxc6 Rxc6 24. Ke2 Ra8 25. Ra3 f5 26. Kd3 Rc7 27. Rea1 e5 28. dxe5) 22. Bxd6 Rd7 23. Be5 Nd5 24. Bxg7 Kxg7 25. Ne5 Rd6 26. Qxe8 Rf6 27. Ng4 Nf4 28. d5 Qxd5 29. f3 Nxh3+ 30. gxh3 Qxf3 31. Re3 Qf4 32. Qxe7 Rf5 33. Qe4 Qc7 34. Qd4+ Kf8?! { (13.05 → Mate in 1) Checkmate is now unavoidable. f6 was best. } { Black resigns. } (34... f6 35. Rf1) 1-0