[Event "Torneo estudiantil DuocUC CCP Arena"] [Site "https://lichess.org/fCQ9ZAiW"] [Date "2021.07.10"] [White "CsaezDuocAlam"] [Black "JespinozaDuocAV"] [Result "1-0"] [UTCDate "2021.07.10"] [UTCTime "00:01:18"] [WhiteElo "991"] [BlackElo "1410"] [WhiteRatingDiff "+44"] [BlackRatingDiff "-11"] [Variant "Standard"] [TimeControl "180+2"] [ECO "D00"] [Opening "Blackmar-Diemer Gambit"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. d4 d5 2. Nc3 Nf6 3. e4?! { (-0.17 → -0.82) Inaccuracy. Nf3 was best. } (3. Nf3 e6 4. e3 Be7 5. Bd3 c5 6. O-O O-O 7. b3 Nc6) 3... dxe4 { D00 Blackmar-Diemer Gambit } 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. Nf3?? { (-0.97 → -5.89) Blunder. Bg5 was best. } (6. Bg5 Qf5 7. Bxf6 exf6 8. f3 exf3 9. Nxf3 Bd6 10. Qe2+ Qe6) 6... exf3 7. gxf3 e6 8. f4 Bb4 9. Bd2 Nc6 10. Nb5 a6 11. Bxb4 Nxb4 12. c3 Nbd5 13. O-O axb5 14. b4 O-O-O 15. f5 exf5 16. Qd2 h5 17. Kh1 Ng4 18. h3 Qc6 19. Qg5?! { (-12.34 → Mate in 9) Checkmate is now unavoidable. Kg1 was best. } (19. Kg1 Ngf6) 19... Nde3+ 20. f3 Nxf1?! { (Mate in 8 → -13.61) Lost forced checkmate sequence. Qd6 was best. } (20... Qd6 21. Qxf5+ Nxf5 22. f4 Qd5+ 23. Kg1 Nh4 24. Rf2 Nxf2 25. Kxf2 Qg2+ 26. Ke1 Nf3+ 27. Kd1) 21. Qe7?! { (-13.61 → Mate in 3) Checkmate is now unavoidable. Rxf1 was best. } (21. Rxf1 Nh6 22. Qd2 f4 23. Kg2 Qg6+ 24. Kf2 Qg3+ 25. Ke2 Nf5 26. Rf2 Nh4 27. Kd1 Nxf3) 21... Ng3+?! { (Mate in 3 → -18.62) Lost forced checkmate sequence. Qxf3+ was best. } (21... Qxf3+ 22. Kg1 Qf2+ 23. Kh1 Qh2#) 22. Kg2 Ne2 23. Re1 Nxd4 24. hxg4?! { (-14.38 → Mate in 6) Checkmate is now unavoidable. cxd4 was best. } (24. cxd4 Nh6) 24... Qxf3+ 25. Kg1 hxg4 26. Qxc7+ Kxc7 27. Re7+ { White wins on time. } 1-0