[Event "Rated classical game"] [Site "https://lichess.org/gVpGUxrS"] [Date "2019.05.31"] [White "lscosta"] [Black "zaynabk"] [Result "1-0"] [UTCDate "2019.05.31"] [UTCTime "01:15:13"] [WhiteElo "1548"] [BlackElo "1500"] [WhiteRatingDiff "+7"] [BlackRatingDiff "-153"] [Variant "Standard"] [TimeControl "900+15"] [ECO "D00"] [Opening "Queen's Pawn Game: Accelerated London System, Steinitz Countergambit Accepted"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Bf4 c5 3. dxc5 { D00 Queen's Pawn Game: Accelerated London System, Steinitz Countergambit Accepted } e5?! { (0.05 → 0.98) Inaccuracy. Nf6 was best. } (3... Nf6 4. c4 Nc6 5. Nf3 e6 6. Nc3 Bxc5 7. e3 O-O 8. Be2) 4. Bxe5 d4?? { (1.18 → 3.42) Blunder. Nc6 was best. } (4... Nc6 5. Bd4 Nf6 6. e3 Be7 7. Nf3 O-O 8. Nc3 Nxd4 9. Qxd4) 5. e4? { (3.42 → 1.51) Mistake. Qxd4 was best. } (5. Qxd4 Qxd4 6. Bxd4 Nc6 7. e3 Nf6 8. Nc3 Be6 9. Bd3 Nd7 10. Ne4 Bd5 11. Ne2 Bxe4) 5... b5?? { (1.51 → 4.49) Blunder. Nc6 was best. } (5... Nc6 6. Nf3 Bg4 7. Bg3 Nf6 8. Nbd2 Bxc5 9. Bb5 O-O 10. O-O Qb6 11. a4 a6 12. Nc4) 6. Bxb5+ Ke7? { (4.41 → 10.45) Mistake. Bd7 was best. } (6... Bd7 7. Bc4 Nf6 8. Bxd4 Nc6 9. Nf3 Nxd4 10. Qxd4 Qa5+ 11. Nc3 Qxc5 12. O-O-O Qxd4 13. Rxd4) 7. Bd6+ Qxd6 8. cxd6+ Kxd6 9. Qxd4+ Ke7 10. Qc5+ Kd8 11. Qxf8+ Kc7 12. Qxf7+ Kb6 13. Nc3 Nd7?! { (26.23 → Mate in 7) Checkmate is now unavoidable. Nc6 was best. } (13... Nc6 14. Qxg7 Be6 15. Qxh8 Rc8 16. Qxh7 Nge7 17. Qh6 Bg8 18. O-O-O Rc7 19. Nh3 Kb7 20. Nf4) 14. Qe6+ Kb7 15. Bc6+ Kb8 16. Qb3+?! { (Mate in 1 → 28.28) Lost forced checkmate sequence. Qd6# was best. } (16. Qd6#) 16... Nb6?! { (28.28 → Mate in 3) Checkmate is now unavoidable. Kc7 was best. } (16... Kc7 17. Bxa8) 17. Nd5 Bb7 18. Nxb6?! { (Mate in 2 → 27.19) Lost forced checkmate sequence. Qg3+ was best. } (18. Qg3+ Kc8 19. Qc7#) 18... g6?! { (27.19 → Mate in 1) Checkmate is now unavoidable. Bxc6 was best. } (18... Bxc6 19. Qg3+) 19. Nxa8 Kxa8 20. Qxb7# { White wins by checkmate. } 1-0