[Event "CNU ON LINE 2021-I - VARONES"] [Site "https://lichess.org/i5YoXnhS"] [Date "2021.06.27"] [White "CesarValdivia_UP"] [Black "DiegoQuiroz_UPCH"] [Result "0-1"] [UTCDate "2021.06.27"] [UTCTime "01:13:45"] [WhiteElo "1526"] [BlackElo "1831"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+5"] [Variant "Standard"] [TimeControl "900+0"] [ECO "D00"] [Opening "Queen's Pawn Game: Accelerated London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Accelerated London System } Nf6 3. Nd2 g6 4. Ngf3 Bg7 5. e3 Nc6?! { (0.20 → 0.98) Inaccuracy. O-O was best. } (5... O-O 6. Be2 Nh5 7. Be5 f6 8. Bg3 Nxg3 9. hxg3 e5 10. c4) 6. Be2?! { (0.98 → 0.30) Inaccuracy. c4 was best. } (6. c4 O-O 7. Rc1 Be6 8. h3 dxc4 9. Bxc4 Bxc4 10. Nxc4 Qd5) 6... O-O 7. c3?! { (0.60 → 0.00) Inaccuracy. h4 was best. } (7. h4 Bf5 8. c3 h6 9. O-O Nd7 10. Bg3 e5 11. dxe5 Ndxe5) 7... Nh5 8. Bg5 h6 9. Bh4 g5 10. Bg3 Bf5 11. Ne5 Nxg3 12. hxg3? { (0.35 → -1.04) Mistake. Nxc6 was best. } (12. Nxc6 bxc6) 12... Qd6? { (-1.04 → 0.14) Mistake. Nxe5 was best. } (12... Nxe5) 13. f4 f6?! { (-0.07 → 0.50) Inaccuracy. Nxe5 was best. } (13... Nxe5 14. fxe5 Qb6 15. O-O Bg6 16. Nb3 f6 17. exf6 Rxf6 18. Rxf6 Qxf6 19. Bd3 b6 20. Qc2) 14. Nxc6 bxc6 15. Bg4 Bh7 16. Qf3?! { (0.86 → 0.20) Inaccuracy. Nb3 was best. } (16. Nb3 e5) 16... f5 17. Bh3?? { (0.59 → -3.75) Blunder. Bh5 was best. } (17. Bh5 a5 18. Nb3 a4 19. Nc5 e5 20. Qe2 gxf4 21. gxf4 exf4 22. exf4 Qxf4 23. Ne6 Qg3+) 17... g4 18. Bxg4 fxg4 19. Qxg4 Rf6 20. Nf3?! { (-3.23 → -4.29) Inaccuracy. O-O was best. } (20. O-O c5) 20... Bf5 21. Qh4 Rg6 22. Ne5 Bxe5 23. dxe5 Qc5 24. Kf2 Kf7 25. Qh5 e6 26. Qe2 Rag8 27. Rh3?! { (-5.28 → -9.52) Inaccuracy. Rag1 was best. } (27. Rag1 Qb6 28. b4 c5 29. a3 Ke7 30. Qd2 Rxg3 31. Rxh6 Qc6 32. Rh2 R3g7 33. g4 cxb4) 27... Bxh3 28. gxh3 Rxg3 29. Qh5+ R8g6 30. f5? { (-9.68 → Mate in 2) Checkmate is now unavoidable. Qxg6+ was best. } (30. Qxg6+ Rxg6 31. a4 Qc4 32. Rg1 Rxg1 33. Kxg1 Qe2 34. c4 Qxe3+ 35. Kg2 dxc4 36. a5 Qxf4) 30... Qxe3+ 31. Kf1 Rg1# { Black wins by checkmate. } 0-1