[Event "Open Section Arena"] [Site "https://lichess.org/EmssOmqP"] [Date "2023.04.25"] [White "SKEMasterAccount"] [Black "a10_23"] [Result "1-0"] [UTCDate "2023.04.25"] [UTCTime "00:56:56"] [WhiteElo "1601"] [BlackElo "1204"] [WhiteRatingDiff "+12"] [BlackRatingDiff "-19"] [Variant "Standard"] [TimeControl "300+1"] [ECO "D31"] [Opening "Semi-Slav Defense: Accelerated Move Order"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 c6 { D31 Semi-Slav Defense: Accelerated Move Order } 4. Nf3 f6?? { (0.24 → 2.40) Blunder. Nf6 was best. } (4... Nf6 5. e3 a6 6. c5 Nbd7 7. Be2 a5 8. O-O b6 9. cxb6) 5. e4 Bd6 6. exd5 e5?? { (1.32 → 4.10) Blunder. cxd5 was best. } (6... cxd5) 7. Bd3?! { (4.10 → 3.04) Inaccuracy. c5 was best. } (7. c5 exd4 8. Qxd4 Qe7+ 9. Be3 Be5 10. Qa4 Nh6 11. Bc4 Nf5 12. d6 Bxc3+ 13. bxc3 b5) 7... c5? { (3.04 → 5.06) Mistake. Bg4 was best. } (7... Bg4 8. O-O exd4 9. Qe1+ Ne7 10. Nxd4 Bd7 11. Ne4 Qc7 12. Nxd6+ Qxd6 13. Nf5 Bxf5 14. Bxf5) 8. dxe5 fxe5 9. O-O?! { (5.00 → 3.94) Inaccuracy. Ng5 was best. } (9. Ng5 Nf6 10. Bxh7 Rxh7 11. Nxh7 Bf5 12. Nxf6+ Qxf6 13. Qh5+ Qf7 14. Qxf7+ Kxf7 15. Bg5 e4) 9... Bd7?! { (3.94 → 5.50) Inaccuracy. Nf6 was best. } (9... Nf6 10. Qc2 O-O 11. Bg5 h6 12. Bh4 Bg4 13. Nd2 Be7 14. Bg3 Nbd7 15. Rae1 Nh5 16. h3) 10. Re1 Qf6?! { (4.63 → 7.21) Inaccuracy. Nf6 was best. } (10... Nf6 11. Nxe5 O-O 12. Bg5 Qb6 13. Qd2 Qc7 14. f4 Na6 15. g3 Rae8 16. Bxf6 gxf6 17. Nxd7) 11. Bg5 Qf7 12. Nxe5 Bxe5 13. Rxe5+ Ne7 14. Qe2 O-O 15. Rxe7 Qxf2+ 16. Qxf2 Rxf2 17. Kxf2 Bg4?! { (10.56 → Mate in 8) Checkmate is now unavoidable. Nc6 was best. } (17... Nc6 18. dxc6 Bxc6 19. Kg3 Rf8 20. Bf4 h5 21. Be5 Rf7 22. Rxf7 Kxf7 23. Rf1+ Ke7 24. Bxg7) 18. Rxb7?! { (Mate in 8 → 10.10) Lost forced checkmate sequence. Re8+ was best. } (18. Re8+ Kf7 19. Rae1 Nc6 20. Rxa8 h6 21. dxc6 hxg5 22. Rf8+ Kxf8 23. Bg6 Be6 24. Rxe6 bxc6) 18... Na6 19. Re1 Rf8+ 20. Kg3 Bc8 21. Rxa7 Nb4?! { (13.79 → Mate in 7) Checkmate is now unavoidable. Nb8 was best. } (21... Nb8 22. Ree7 Nd7 23. Rexd7 Bxd7 24. Rxd7 Rc8 25. Be3 g6 26. Ne4 Rf8 27. Bg5 Rf7 28. Rd8+) 22. Ree7 Nxd3 23. Rxg7+ Kh8 24. Rxh7+ Kg8 25. Rag7# { White wins by checkmate. } 1-0