[Event "Weekly Classical Arena"] [Site "https://lichess.org/IWX9VAS8"] [Date "2017.01.26"] [White "Sonata2"] [Black "matt0550"] [Result "0-1"] [UTCDate "2017.01.26"] [UTCTime "17:40:26"] [WhiteElo "2206"] [BlackElo "1535"] [WhiteRatingDiff "-24"] [BlackRatingDiff "+36"] [Variant "Standard"] [TimeControl "600+0"] [ECO "D38"] [Opening "Queen's Gambit Declined: Ragozin Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Nf3 Nf6 { D38 Queen's Gambit Declined: Ragozin Defense } 5. e3 Nc6 6. Qc2 O-O 7. a3 Ba5?? { (0.28 → 2.25) Blunder. Bxc3+ was best. } (7... Bxc3+ 8. Qxc3 Ne7 9. b3 b6 10. Bb2 Bb7 11. Bd3 dxc4 12. bxc4 c5 13. dxc5 bxc5 14. Rd1) 8. b4 Nxb4 9. axb4 Bxb4 10. Bd2 Bxc3?! { (2.05 → 2.83) Inaccuracy. a5 was best. } (10... a5 11. Be2 b6 12. O-O dxc4 13. Bxc4 Bb7 14. Ne5 c5 15. Rfd1 Rc8 16. Na4 Ne4 17. Bc1) 11. Bxc3 dxc4 12. Bxc4 a6 13. O-O b5?! { (3.35 → 4.55) Inaccuracy. b6 was best. } (13... b6 14. Bb4) 14. Bxb5 axb5?! { (4.45 → 5.82) Inaccuracy. Bb7 was best. } (14... Bb7 15. Be2) 15. Rxa8 Qd5 16. Rfa1 Bb7?! { (5.58 → 10.66) Inaccuracy. Re8 was best. } (16... Re8 17. Ne5) 17. Rxf8+ Kxf8 18. Bb4+ Kg8 19. Qxc7 h6 20. Qc2?! { (12.59 → 6.22) Inaccuracy. Ra7 was best. } (20. Ra7 Qc6 21. Qxb7 Qxb7 22. Rxb7 Nd5 23. Rb8+ Kh7 24. Rxb5 Kg8 25. Bd2 g5 26. Ne5 f5) 20... Ne4 21. Nd2?? { (6.95 → 0.00) Blunder. Ra7 was best. } (21. Ra7) 21... Nxd2 22. Qxd2?? { (0.00 → Mate in 1) Checkmate is now unavoidable. f3 was best. } (22. f3 Nxf3+ 23. gxf3 Qxf3 24. Rc1 Qxe3+ 25. Kf1 Qf4+ 26. Ke1 Qe3+ 27. Kf1) 22... Qc6?? { (Mate in 1 → 5.88) Lost forced checkmate sequence. Qxg2# was best. } (22... Qxg2#) 23. Rc1?? { (5.88 → Mate in 1) Checkmate is now unavoidable. f3 was best. } (23. f3) 23... Qxg2# { Black wins by checkmate. } 0-1