[Event "Casual correspondence game"] [Site "https://lichess.org/cVtrKwhC"] [Date "2021.09.26"] [White "David_WZ"] [Black "Lahnauer"] [Result "0-1"] [UTCDate "2021.09.26"] [UTCTime "17:30:29"] [WhiteElo "1384"] [BlackElo "1500"] [Variant "Standard"] [TimeControl "-"] [ECO "A02"] [Opening "Bird Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. f4 { A02 Bird Opening } b6 2. c3?! { (0.07 → -0.58) Inaccuracy. e4 was best. } (2. e4 Bb7 3. Nc3 e6 4. Nf3 d5 5. exd5 exd5 6. d4 Nf6) 2... d6?! { (-0.58 → 0.13) Inaccuracy. Nf6 was best. } (2... Nf6 3. Nf3 e6 4. e3 Be7 5. d4 Bb7 6. Bd3 O-O 7. Nbd2) 3. Nf3 e5? { (-0.09 → 1.20) Mistake. Bb7 was best. } (3... Bb7 4. d4 g6 5. e3 Nf6 6. Bd3 Nbd7 7. Qe2 Bh6 8. O-O O-O 9. e4 Nh5 10. g3) 4. fxe5 Nd7 5. exd6 cxd6? { (0.68 → 2.41) Mistake. Bxd6 was best. } (5... Bxd6) 6. d4?! { (2.41 → 1.64) Inaccuracy. e4 was best. } (6. e4) 6... Ba6? { (1.64 → 3.20) Mistake. Bb7 was best. } (6... Bb7 7. e4) 7. e3?! { (3.20 → 2.00) Inaccuracy. e4 was best. } (7. e4 Bxf1 8. Rxf1 Be7 9. Qd3 Ngf6 10. Bf4 O-O 11. Nbd2 b5 12. Kf2 g5 13. Bg3 Nh5) 7... b5? { (2.00 → 4.00) Mistake. Bxf1 was best. } (7... Bxf1) 8. Na3? { (4.00 → 2.43) Mistake. a4 was best. } (8. a4 Bb7 9. axb5 d5 10. Bd3 Bd6 11. b3 Ngf6 12. O-O Qc7 13. h3 O-O 14. c4 Rfe8) 8... Rb8 9. Be2?! { (3.02 → 1.95) Inaccuracy. e4 was best. } (9. e4) 9... Rb6?! { (1.95 → 2.88) Inaccuracy. Ngf6 was best. } (9... Ngf6 10. Nc2) 10. Qb3 Qb8?! { (2.53 → 3.57) Inaccuracy. Ngf6 was best. } (10... Ngf6) 11. c4?? { (3.57 → -0.11) Blunder. Ng5 was best. } (11. Ng5 Nh6) 11... Ngf6?? { (-0.11 → 3.84) Blunder. bxc4 was best. } (11... bxc4 12. Qa4) 12. cxb5?! { (3.84 → 2.62) Inaccuracy. Nxb5 was best. } (12. Nxb5 Bxb5) 12... d5 13. bxa6?? { (3.02 → -2.20) Blunder. Bd2 was best. } (13. Bd2) 13... Rxb3 14. axb3 Qxb3? { (-2.38 → -1.15) Mistake. Bb4+ was best. } (14... Bb4+) 15. Nd2?? { (-1.15 → -4.68) Blunder. O-O was best. } (15. O-O Bxa3 16. Rxa3 Qb6 17. b4 O-O 18. b5 Rc8 19. Bd2 Ne4 20. Ba5 Qe6 21. Bd3 h5) 15... Qxe3 16. Ndc4?! { (-3.90 → -6.12) Inaccuracy. Nc2 was best. } (16. Nc2 Qf4) 16... Qxd4 17. Be3 Qh4+ 18. g3 Qh3 19. Bf1 Qe6 20. Rd1 Bb4+ 21. Ke2 dxc4 22. Rd4 Nb6 23. Nb5 O-O 24. Nxa7 Ra8 25. Nb5 Rxa6 26. Nc7 Qc8 27. Nxa6 Qxa6 28. Rd8+ Bf8 29. Rxf8+ Kxf8 30. Bc5+ Kg8 31. Kf2 Qb5 32. Bxb6 Qxb2+ 33. Kg1? { (-8.70 → Mate in 9) Checkmate is now unavoidable. Be2 was best. } (33. Be2 Qxb6+) 33... Qxb6+ 34. Kg2 Ng4 35. Bxc4 Ne3+? { (Mate in 5 → -9.60) Lost forced checkmate sequence. Qc6+ was best. } (35... Qc6+ 36. Bd5 Qxd5+ 37. Kh3 Nf2+ 38. Kh4 Qe4+ 39. Kg5 Qg4#) 36. Kh3? { (-9.60 → Mate in 1) Checkmate is now unavoidable. Kf3 was best. } (36. Kf3 Nxc4) 36... Nxc4?! { (Mate in 1 → -72.86) Lost forced checkmate sequence. Qh6# was best. } (36... Qh6#) 37. Re1?! { (-72.86 → Mate in 20) Checkmate is now unavoidable. Ra1 was best. } (37. Ra1 Qe6+) 37... h6? { (Mate in 20 → -9.64) Lost forced checkmate sequence. Ne3 was best. } (37... Ne3 38. g4 g5 39. Kg3 Qf6 40. Rxe3 Qf4+ 41. Kh3 Qxe3+ 42. Kg2 Qf4 43. h3 Qe3 44. Kf1) 38. Re8+? { (-9.64 → Mate in 9) Checkmate is now unavoidable. Kg2 was best. } (38. Kg2 Qb2+) 38... Kh7 39. g4 Qe3+?! { (Mate in 5 → -11.08) Lost forced checkmate sequence. Qf2 was best. } (39... Qf2 40. g5 Qf3+ 41. Kh4 hxg5+ 42. Kxg5 f6+ 43. Kh4 g5#) 40. Kh4?! { (-11.08 → Mate in 2) Checkmate is now unavoidable. Rxe3 was best. } (40. Rxe3 Nxe3) 40... Qxe8 41. g5 hxg5+ 42. Kxg5 Qe4 43. Kh5 Ne5 44. h4 Qg4# { Black wins by checkmate. } 0-1