[Event "Casual correspondence game"] [Site "https://lichess.org/zrKNSUSN"] [Date "2021.02.10"] [White "Gustav-Baecker"] [Black "lichess AI level 8"] [Result "0-1"] [UTCDate "2021.02.10"] [UTCTime "11:32:10"] [WhiteElo "1610"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "C65"] [Opening "Ruy Lopez: Berlin Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 { C65 Ruy Lopez: Berlin Defense } 4. d3 d6 5. Bg5?! { (0.50 → -0.05) Inaccuracy. c3 was best. } (5. c3 Be7 6. O-O O-O 7. Ba4 a6 8. Nbd2 b5 9. Bc2 d5) 5... Be7 6. O-O O-O 7. Nbd2 h6 8. Be3 a6 9. Ba4 b5 10. Bb3 Na5 11. Re1 c5 12. Nf1? { (-0.53 → -1.71) Mistake. c3 was best. } (12. c3) 12... c4 13. dxc4 bxc4 14. Ba4 Nxe4 15. c3 Be6 16. Bc2 Nf6 17. Ng3 Qd7?! { (-1.80 → -0.94) Inaccuracy. Re8 was best. } (17... Re8 18. b4) 18. Qe2?! { (-0.94 → -1.68) Inaccuracy. Qc1 was best. } (18. Qc1 Ng4 19. Bd2 f5 20. h3 f4 21. Ne4 Nf6 22. Nc5 dxc5 23. Nxe5 Qc8 24. Bxf4 Bf5) 18... Nd5 19. Rad1 Nxe3 20. Qxe3 Qc8 21. Rd2 Rb8 22. Rb1 f5 23. Qe2 Nb7 24. b3 Nc5 25. b4?! { (-2.75 → -4.20) Inaccuracy. Qd1 was best. } (25. Qd1) 25... Nd3 26. a3 Nf4 27. Qf1 e4 28. Nd4 Bg5 29. Ndxf5 Bxf5 30. Nxf5 Qxf5 31. Qxc4+ d5 32. Qxa6 Nxg2 33. Re2 Nf4 34. Bxe4 dxe4 35. Qc4+ Kh8 36. Rxe4?! { (-15.18 → Mate in 3) Checkmate is now unavoidable. Re3 was best. } (36. Re3 Qg4+) 36... Nh3+ 37. Kh1 Qf3# { Black wins by checkmate. } 0-1