[Event "Casual correspondence game"] [Site "https://lichess.org/Kt1q9b44"] [Date "2022.04.27"] [White "ChessAuthor"] [Black "lichess AI level 4"] [Result "1-0"] [UTCDate "2022.04.27"] [UTCTime "09:18:39"] [WhiteElo "1500"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A04"] [Opening "Zukertort Opening: Arctic Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 f6?! { (0.25 → 0.97) Inaccuracy. d5 was best. } { A04 Zukertort Opening: Arctic Defense } (1... d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 O-O 6. e3) 2. d4 d5?! { (0.93 → 1.61) Inaccuracy. f5 was best. } (2... f5 3. c4 Nf6 4. Nc3 e6 5. a3 g6 6. g3 Bg7 7. b4) 3. g3?! { (1.61 → 0.80) Inaccuracy. c4 was best. } (3. c4 e6 4. Nc3 Bb4 5. e3 Ne7 6. Bd3 O-O 7. O-O Nbc6) 3... Bd7?! { (0.80 → 1.69) Inaccuracy. Bg4 was best. } (3... Bg4 4. Bg2 Qd7 5. h3 Bxf3 6. exf3 e6 7. O-O Ne7 8. f4) 4. Bg2 e6 5. Nc3?! { (1.33 → 0.58) Inaccuracy. c4 was best. } (5. c4) 5... Bd6 6. e4 Ne7 7. exd5?! { (0.94 → 0.05) Inaccuracy. Nh4 was best. } (7. Nh4 O-O 8. exd5 exd5 9. Nxd5 g5 10. Nxf6+ Rxf6 11. Bxg5 Re6+ 12. Be3 Ng6 13. Bxb7 Bc6) 7... Bb4?? { (0.05 → 3.15) Blunder. exd5 was best. } (7... exd5) 8. dxe6 Bxe6 9. O-O Bxc3 10. bxc3 Bg4?! { (3.79 → 5.61) Inaccuracy. O-O was best. } (10... O-O 11. Re1) 11. h3 Bh5 12. g4?! { (4.91 → 3.17) Inaccuracy. Ba3 was best. } (12. Ba3 Nbc6 13. Qb1 Rb8 14. Bxe7 Kxe7 15. Qb5 Bf7 16. c4 a6 17. Qb3 Qd6 18. Rfe1+ Kf8) 12... Bf7 13. Ng5?? { (4.28 → 0.93) Blunder. Ba3 was best. } (13. Ba3 Nbc6 14. Re1 Qd7 15. Ng5 O-O 16. Nxf7 Rxf7 17. Qb1 Rb8 18. Qb5 a6 19. Qc4 Na5) 13... fxg5 14. Bxb7?! { (1.42 → 0.82) Inaccuracy. Re1 was best. } (14. Re1 Bd5) 14... Nd7?? { (0.82 → 4.09) Blunder. Bd5 was best. } (14... Bd5 15. Bxa8 Bxa8 16. Qe2 Qd5 17. f3 Kd7 18. Rb1 Qd6 19. c4 Nbc6 20. c3 Ng6 21. Rb5) 15. Bxa8 Qxa8 16. Bxg5?? { (3.78 → 1.12) Blunder. Re1 was best. } (16. Re1) 16... Bc4? { (1.12 → 2.34) Mistake. Qd5 was best. } (16... Qd5 17. f4) 17. Re1 Nf6 18. Bxf6 gxf6 19. Qc1 Qd8 20. Qa3 Bd5?? { (1.90 → 4.48) Blunder. Kf7 was best. } (20... Kf7) 21. Qxa7? { (4.48 → 2.50) Mistake. c4 was best. } (21. c4 Bb7 22. Re3 Kf7 23. Rae1 Ng6 24. Qxa7 Bc8 25. Qc5 Rg8 26. Kh2 Qd6+ 27. Qxd6 cxd6) 21... Kf8? { (2.50 → 4.54) Mistake. Kf7 was best. } (21... Kf7 22. Qc5) 22. Qc5 Bf7?! { (4.87 → 7.31) Inaccuracy. Qd6 was best. } (22... Qd6 23. Qxd6 cxd6 24. Rab1 Kf7 25. c4 Ba8 26. Rb5 Ng6 27. Re3 Nf4 28. d5 h5 29. gxh5) 23. Rab1 Be8 24. Rb7 Bd7 25. Qxc7 Qxc7 26. Rxc7 Ke8 27. d5 f5?! { (6.14 → 12.89) Inaccuracy. Kd8 was best. } (27... Kd8 28. d6 Nc8 29. Rb1 Nxd6 30. Rb8+ Bc8 31. Ra7 Re8 32. Rxh7 Re1+ 33. Kg2 Rc1 34. Rb6) 28. d6 Kf8?! { (14.07 → Mate in 5) Checkmate is now unavoidable. Kd8 was best. } (28... Kd8 29. Rxe7 Bc8 30. Rxh7 Rxh7 31. Rxh7 f4 32. Rh8+ Kd7 33. h4 Ba6 34. Rh7+ Kc6 35. g5) 29. dxe7+?! { (Mate in 5 → 14.21) Lost forced checkmate sequence. Rxe7 was best. } (29. Rxe7 Be6 30. Rxe6 Rg8 31. Ree7 Rxg4+ 32. hxg4 fxg4 33. Rc8#) 29... Ke8 30. gxf5 h5 31. f6 Rg8+ 32. Kh2 Rh8 33. f7+ Kxf7 34. Rxd7?! { (Mate in 24 → 65.16) Lost forced checkmate sequence. e8=Q+ was best. } (34. e8=Q+ Rxe8 35. Rxd7+ Kg6 36. Rxe8 h4 37. c4 Kf6 38. Rd4 Kf7 39. Rxh4 Kg6 40. Re6+ Kf7) 34... Re8 35. a4 Kg6?! { (28.85 → Mate in 8) Checkmate is now unavoidable. Kf6 was best. } (35... Kf6 36. a5 h4 37. a6 Rc8 38. a7 Re8 39. Re4 Kf7 40. f3 Kf6 41. c4 Kf7 42. c5) 36. a5?! { (Mate in 8 → 65.50) Lost forced checkmate sequence. Rd8 was best. } (36. Rd8 Rxe7 37. Rxe7 Kf6 38. Rde8 Kg6 39. Rf8 h4 40. a5 Kh5 41. Rf6 Kg5 42. Ree6 Kh5) 36... Kf5?! { (65.50 → Mate in 8) Checkmate is now unavoidable. Kf7 was best. } (36... Kf7 37. a6 Kg6 38. Rd6+ Kf5 39. Rd8 Rxe7 40. Rd5+ Kg6 41. Rxe7 h4 42. Re4 Kf7 43. Rxh4) 37. c4?! { (Mate in 8 → 54.22) Lost forced checkmate sequence. Rd8 was best. } (37. Rd8 Rxe7 38. Rf8+ Rf7 39. Rxf7+ Kg6 40. Ree7 Kg5 41. Rf8 Kh4 42. Re1 Kg5 43. Rg1+ Kh6) 37... Kf4?! { (54.22 → Mate in 7) Checkmate is now unavoidable. Kf6 was best. } (37... Kf6 38. a6 Kf7 39. c5 h4 40. c6 Kf6 41. a7 Rh8 42. e8=Q Rxe8 43. Rxe8 Kg6 44. Rdd8) 38. Kg2 Kf5 39. c5?! { (Mate in 8 → 55.23) Lost forced checkmate sequence. Rd8 was best. } (39. Rd8 Rxe7 40. Rf8+ Rf7 41. Rxf7+ Kg6 42. Ree7 Kg5 43. h4+ Kxh4 44. Re5 Kg4 45. f3+ Kh4) 39... Kf6 40. c6 Kf7 41. c7 Rg8+ 42. Kf3 Kf6 43. Rd8 Rg6 44. e8=Q Kg7 45. c8=Q Rf6+ 46. Ke4 Rh6 47. Qe7+ Kg6 48. Qc6# { White wins by checkmate. } 1-0