[Event "Casual rapid game"] [Site "https://lichess.org/4Iv2VGSO"] [Date "2021.04.14"] [White "jposthuma"] [Black "Joe_Mansur"] [Result "1-0"] [UTCDate "2021.04.14"] [UTCTime "16:53:46"] [WhiteElo "2569"] [BlackElo "1606"] [WhiteTitle "IM"] [Variant "Standard"] [TimeControl "600+5"] [ECO "A57"] [Opening "Benko Gambit: Zaitsev System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 { A57 Benko Gambit: Zaitsev System } g6? { (0.36 → 1.65) Mistake. axb5 was best. } (5... axb5 6. Nxb5 Qa5+ 7. Nc3 g6 8. Bd2 Bg7 9. e4 O-O 10. a4) 6. e4 Qa5?? { (1.63 → 4.35) Blunder. d6 was best. } (6... d6 7. Nf3 Bg7 8. Bf4 O-O 9. a4 Nbd7 10. Be2 axb5 11. axb5) 7. Bd2? { (4.35 → 2.40) Mistake. e5 was best. } (7. e5 Ne4 8. Qa4 Qxa4 9. Nxa4 axb5 10. Nb6 Ra6 11. Nxc8 c4 12. Be3 e6 13. f3 Nc5) 7... Bg7?? { (2.40 → 4.92) Blunder. d6 was best. } (7... d6 8. Nf3 Bg7 9. a4 O-O 10. Ra3 Nbd7 11. Qc2 Qb4 12. Bd3 c4 13. Be2 Ng4 14. Nd1) 8. e5 Ng8 9. Nf3 d6 10. exd6 exd6?! { (4.02 → 5.44) Inaccuracy. Qd8 was best. } (10... Qd8 11. Bf4) 11. Ne4 Qc7 12. Bf4 Bf8 13. Qe2 Qa5+?! { (6.39 → 10.50) Inaccuracy. Kd8 was best. } (13... Kd8 14. Nfg5 Nh6 15. b4 axb5 16. Qb2 Rg8 17. Bxb5 Bg7 18. Qb1 Ba6 19. Bxa6 Nxa6 20. O-O) 14. Bd2 Qb6?! { (11.17 → Mate in 12) Checkmate is now unavoidable. Qxd2+ was best. } (14... Qxd2+ 15. Nfxd2 Kd8 16. Nc4 Ra7 17. O-O-O Re7 18. Ncxd6 Nf6 19. f3 Nxe4 20. fxe4 Ra7 21. Qf3) 15. Nf6+? { (Mate in 12 → 8.51) Lost forced checkmate sequence. Nxd6+ was best. } (15. Nxd6+ Kd7 16. Qe8+ Kc7 17. Qxc8+ Kxd6 18. Bf4+ Ke7 19. d6+ Qxd6 20. Bxd6+ Kf6 21. Be5+ Ke7) 15... Kd8 16. Qe8+ Kc7 17. Qxf8 Nxf6 18. Qxh8 Bf5 { Black resigns. } 1-0