[Event "Casual correspondence game"] [Site "https://lichess.org/K4BTZPar"] [Date "2023.03.04"] [White "Schwarzgerat"] [Black "lichess AI level 4"] [Result "0-1"] [UTCDate "2023.03.04"] [UTCTime "18:33:14"] [WhiteElo "1066"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A03"] [Opening "Bird Opening: Dutch Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. f4 d5 { A03 Bird Opening: Dutch Variation } 2. Nf3 Nf6 3. g3 Nbd7 4. Bg2 g6 5. O-O Bg7 6. Nc3 O-O 7. e3 e6 8. b3 c6 9. Ba3?! { (-0.12 → -0.68) Inaccuracy. a4 was best. } (9. a4 Ne4) 9... c5?! { (-0.68 → -0.07) Inaccuracy. Re8 was best. } (9... Re8 10. Bb2 b5 11. Ne5 Qc7 12. Qe1 a5 13. Nd1 a4 14. Nxd7 Nxd7 15. Bxg7 Kxg7 16. e4) 10. d4 Ng4?! { (-0.49 → 0.50) Inaccuracy. b5 was best. } (10... b5 11. dxc5 Qa5 12. Bb2 Nxc5 13. a3 Qb6 14. Ne2 Bb7 15. Bd4 Qc7 16. Ne5 Nfe4 17. Nd3) 11. dxc5?? { (0.50 → -5.55) Blunder. Qe2 was best. } (11. Qe2) 11... Nxe3?! { (-5.55 → -4.04) Inaccuracy. Bxc3 was best. } (11... Bxc3 12. Rb1 Nxe3 13. Qd3 d4 14. Nxd4 Bxd4 15. Qxd4 Nxc2 16. Qb2 Nxa3 17. Qxa3 Nf6 18. Rbd1) 12. Qe2? { (-4.04 → -7.05) Mistake. Qd2 was best. } (12. Qd2 Nxf1 13. Rxf1 Qa5 14. Nb1 Qxd2 15. Nbxd2 Rd8 16. c4 Bf8 17. cxd5 Nxc5 18. d6 Bxd6) 12... Nxg2? { (-7.05 → -3.75) Mistake. Nxf1 was best. } (12... Nxf1 13. Ne5 Qa5 14. Na4 Nxe5 15. fxe5 Nd2 16. c6 b5 17. Bxf8 Bxf8 18. Nb2 Qb6+ 19. Kh1) 13. Qxg2?? { (-3.75 → -8.13) Blunder. Nb5 was best. } (13. Nb5 Nxf4 14. gxf4 a6 15. Nbd4 Qa5 16. Bb2 Nxc5 17. Rac1 Ne4 18. c4 Qd8 19. Qe3 Re8) 13... Bxc3 14. c6 bxc6 15. Rac1 c5 16. Ng5 h6 17. Nf3 Qa5 18. Qh3 Qxa3 19. Qxh6 Bg7 20. Qh4 Bb2 21. Ng5 Bd4+ 22. Kg2 Nf6 23. Rce1 Qb2 24. b4 Qxc2+ 25. Kh3 e5+ 26. f5 cxb4 27. Rc1 Bxf5+ 28. g4 Qd3+ 29. Rf3 Bxg4+ 30. Kg3?! { (-18.81 → Mate in 9) Checkmate is now unavoidable. Qxg4 was best. } (30. Qxg4 Nxg4 31. Kxg4 Qe2 32. Kg3 e4 33. Rff1 f5 34. Rf4 Be5 35. Nxe4 Qg4+ 36. Kf2 Qxf4+) 30... Ne4+?! { (Mate in 9 → -23.97) Lost forced checkmate sequence. Bxf3 was best. } (30... Bxf3 31. Qxd4 Nh5+ 32. Kh3 Qxd4 33. Nxf3 Qf2 34. Rg1 Qxf3+ 35. Kh4 Nf4 36. Rxg6+ fxg6 37. a3) 31. Kxg4 f5+ 32. Rxf5?! { (-23.38 → Mate in 7) Checkmate is now unavoidable. Kh3 was best. } (32. Kh3 Nxg5+ 33. Qxg5 Qxf3+ 34. Qg3 Qh5+ 35. Qh4 Rac8 36. Qxh5 gxh5 37. Rb1 a5 38. Rb3 Rc3+) 32... gxf5+ 33. Kh5 Qe2+ 34. Kg6 Rf6# { Black wins by checkmate. } 0-1