[Event "Weekly Classical Arena"] [Site "https://lichess.org/6PtSywIb"] [Date "2020.03.20"] [White "GOPA-1"] [Black "andandrov"] [Result "1-0"] [UTCDate "2020.03.20"] [UTCTime "20:04:49"] [WhiteElo "1944"] [BlackElo "1157"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "D02"] [Opening "Queen's Pawn Game: London System, with e6"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Nf3 e6 3. Bf4 { D02 Queen's Pawn Game: London System, with e6 } Bb4+ 4. c3 Ba5?! { (0.37 → 0.96) Inaccuracy. Be7 was best. } (4... Be7 5. e3 Nf6 6. Bd3 Nbd7 7. O-O Nh5 8. Be5 O-O 9. Qc2) 5. Nbd2 b5? { (0.85 → 2.27) Mistake. Nf6 was best. } (5... Nf6 6. Qc2 c5 7. dxc5 Bc7 8. Bg3 O-O 9. e4 h6 10. Bd3) 6. a3?! { (2.27 → 1.49) Inaccuracy. b4 was best. } (6. b4 Bb6 7. e3 c6 8. a4 bxa4 9. Bd3 Nd7 10. Qxa4 Ne7 11. c4 Bc7 12. Bxc7 Qxc7) 6... Nf6 7. e3 O-O 8. Bxb5 Nbd7?! { (1.97 → 3.27) Inaccuracy. c6 was best. } (8... c6 9. Bd3) 9. b4 Bb6 10. c4 dxc4 11. Bxc4?! { (2.89 → 2.16) Inaccuracy. Bc6 was best. } (11. Bc6 Rb8) 11... Bb7 12. a4 Bxf3 13. Nxf3 c5?! { (2.17 → 3.58) Inaccuracy. c6 was best. } (13... c6 14. O-O) 14. bxc5 Bxc5?! { (3.60 → 5.41) Inaccuracy. Ba5+ was best. } (14... Ba5+ 15. Kf1) 15. dxc5 Nxc5 16. Qxd8 Rfxd8 17. O-O Nh5 18. a5 Nxf4 19. exf4 f6 20. Rad1 Rxd1 21. Rxd1 Kf8 22. Rd6 e5 23. fxe5 fxe5 24. Nxe5 Nb3 25. Rd7 Nxa5 26. Rf7+ Kg8 27. Rxa7+ Kh8?! { (65.07 → Mate in 1) Checkmate is now unavoidable. Kf8 was best. } (27... Kf8 28. Rxa8+) 28. Rxa8# { White wins by checkmate. } 1-0