[Event "March Matches: K-12 Section Arena"] [Site "https://lichess.org/QyMNzq76"] [Date "2020.03.28"] [White "Transformer5"] [Black "ramck"] [Result "1-0"] [UTCDate "2020.03.28"] [UTCTime "20:55:11"] [WhiteElo "1668"] [BlackElo "963"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-2"] [Variant "Standard"] [TimeControl "1500+5"] [ECO "D31"] [Opening "Queen's Gambit Declined: Queen's Knight Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 2. c4 d5 3. Nc3 { D31 Queen's Gambit Declined: Queen's Knight Variation } dxc4 4. e4 Bd6? { (0.37 → 1.74) Mistake. Nf6 was best. } (4... Nf6 5. Bxc4 c5 6. Nf3 cxd4 7. Nxd4 Bc5 8. Be3 O-O 9. O-O) 5. Bxc4 c5?! { (0.98 → 1.75) Inaccuracy. Ne7 was best. } (5... Ne7 6. a3 c6 7. Nf3 O-O 8. Be3 Nd7 9. O-O e5 10. h3) 6. dxc5 Bxc5 7. Qxd8+ Kxd8 8. Bg5+ f6 9. Bd2?! { (1.49 → 0.67) Inaccuracy. Bh4 was best. } (9. Bh4) 9... f5?? { (0.67 → 2.99) Blunder. Nc6 was best. } (9... Nc6) 10. exf5 exf5 11. O-O-O Bxf2?? { (2.55 → Mate in 7) Checkmate is now unavoidable. Bd7 was best. } (11... Bd7) 12. Be3+? { (Mate in 7 → 7.23) Lost forced checkmate sequence. Bg5+ was best. } (12. Bg5+ Kc7 13. Bd8+ Kc6 14. Bb5+ Kc5 15. Rd5+ Kb4 16. Kc2 Bb6 17. a3+ Ka5 18. b4#) 12... Nd7 13. Bxf2 b6 14. Nf3 Bb7 15. Ne5 Bxg2?! { (10.27 → Mate in 8) Checkmate is now unavoidable. Nf6 was best. } (15... Nf6 16. Nxd7) 16. Rxd7+ Ke8 17. Bf7+?! { (Mate in 7 → 16.06) Lost forced checkmate sequence. Nb5 was best. } (17. Nb5 Bd5 18. Nc7+ Kf8 19. Bxd5 Nh6 20. Ne6+ Ke8 21. Bc6 Rd8 22. Rxg7+ Rd7 23. Bxd7#) 17... Kf8 18. Bh4 Re8?! { (14.55 → Mate in 6) Checkmate is now unavoidable. Nf6 was best. } (18... Nf6 19. Be6 Nxd7 20. Nxd7+ Ke8 21. Re1 Be4 22. Bxf5 Rf8 23. Rxe4+ Kf7 24. Nxf8 Kxf8 25. Bxh7) 19. Bxe8 Kxe8 20. Re7+? { (Mate in 1 → 7.06) Lost forced checkmate sequence. Rd8# was best. } (20. Rd8#) 20... Kf8? { (7.06 → Mate in 1) Checkmate is now unavoidable. Nxe7 was best. } (20... Nxe7 21. Rg1 Ng6 22. Rxg2 Nxh4 23. Rxg7 Ng6 24. Nc4 Kf8 25. Rxa7 h5 26. Nxb6 Rh6 27. Nbd5) 21. Nd7# { White wins by checkmate. } 1-0