[Event "?"] [Site "squareoffnow.com"] [Date "2020.12.06"] [Round "?"] [White "Ulf"] [Black "Square Off"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A04"] [Opening "Zukertort Opening: Black Mustang Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nc6 { A04 Zukertort Opening: Black Mustang Defense } 2. g3 g6 3. Bg2 e5 4. e4 d6?! { (0.09 → 0.64) Inaccuracy. Bg7 was best. } (4... Bg7 5. O-O Nge7 6. c4 O-O 7. Nc3 d6 8. d3 Bg4 9. h3) 5. O-O g5 6. Nc3 f6?? { (0.48 → 3.23) Blunder. Bg7 was best. } (6... Bg7) 7. Nd5? { (3.23 → 1.60) Mistake. Nxg5 was best. } (7. Nxg5) 7... Nce7 8. d4 Nxd5 9. exd5 Ne7?! { (1.55 → 2.34) Inaccuracy. Bg7 was best. } (9... Bg7 10. dxe5) 10. c4?! { (2.34 → 1.34) Inaccuracy. Nxg5 was best. } (10. Nxg5 fxg5 11. Bxg5 h5 12. dxe5 dxe5 13. f4 Bg4 14. Qd3 Rg8 15. Qb5+ Bd7 16. Qxb7 Rb8) 10... h5?! { (1.34 → 2.24) Inaccuracy. Bg7 was best. } (10... Bg7 11. dxe5 dxe5 12. h4 h6 13. Bd2 O-O 14. Re1 g4 15. Nh2 f5 16. Bc3 e4 17. Bxg7) 11. Qa4+?! { (2.24 → 1.31) Inaccuracy. Re1 was best. } (11. Re1) 11... Qd7 12. Qb4 h4 13. Re1 h3 14. Bf1?! { (1.08 → 0.02) Inaccuracy. Bh1 was best. } (14. Bh1 Bg7 15. Bd2 a5 16. Qa3 Ng6 17. dxe5 Nxe5 18. Nd4 O-O 19. Ne6 Re8 20. Bc3 Qf7) 14... a5? { (0.02 → 1.24) Mistake. g4 was best. } (14... g4 15. Nd2 a5 16. Qb3 Bg7 17. Ne4 Nf5 18. dxe5 dxe5 19. Be3 a4 20. Qa3 Nxe3 21. Rxe3) 15. Qb3?! { (1.24 → 0.30) Inaccuracy. Qc3 was best. } (15. Qc3 Bg7 16. dxe5 dxe5 17. b3 O-O 18. Ba3 a4 19. b4 Ng6 20. b5 Re8 21. Rad1 g4) 15... c6?? { (0.30 → 3.22) Blunder. g4 was best. } (15... g4 16. dxe5) 16. c5?? { (3.22 → 0.75) Blunder. dxe5 was best. } (16. dxe5 dxe5) 16... Nxd5 17. dxe5 dxe5 18. Bc4?? { (1.63 → -1.44) Blunder. Nxe5 was best. } (18. Nxe5) 18... Bg7?! { (-1.44 → -0.44) Inaccuracy. Be7 was best. } (18... Be7 19. Bxg5) 19. Nd4? { (-0.44 → -1.92) Mistake. Bxg5 was best. } (19. Bxg5) 19... Bf8? { (-1.92 → -0.49) Mistake. a4 was best. } (19... a4) 20. f4?? { (-0.49 → -7.07) Blunder. Bxg5 was best. } (20. Bxg5 Be7) 20... gxf4 21. Bxf4 Nxf4 22. gxf4 Bxc5 23. Kh1 Bxd4 24. Rad1 Qg4 25. Bf7+ Kf8 26. Rg1 Bxg1 27. Rxg1 Qd7 28. Be6 Qxe6 29. Qg3?! { (-15.17 → Mate in 24) Checkmate is now unavoidable. Qf3 was best. } (29. Qf3 exf4) 29... Qd5+ { White resigns. } 0-1