[Event "Casual correspondence game"] [Site "https://lichess.org/9aQxb4q9"] [Date "2024.02.28"] [White "hengzijun"] [Black "lichess AI level 5"] [Result "1-0"] [UTCDate "2024.02.28"] [UTCTime "13:06:03"] [WhiteElo "1761"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "E21"] [Opening "Nimzo-Indian Defense: Three Knights Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 { E21 Nimzo-Indian Defense: Three Knights Variation } Ne4?! { (0.00 → 0.59) Inaccuracy. O-O was best. } (4... O-O 5. Qc2 d5 6. a3 Bxc3+ 7. Qxc3 b6 8. Bg5 dxc4 9. Qxc4) 5. Qc2 d5 6. e3 Bxc3+ 7. bxc3 Nc6 8. cxd5 exd5 9. Bd3 Bf5 10. O-O O-O 11. a4 g6 12. Ba3 Re8 13. c4 Rb8 14. cxd5 Ne7?? { (1.54 → 5.53) Blunder. Qxd5 was best. } (14... Qxd5 15. Nh4 Bd7 16. Rfc1 Na5 17. Bb4 Nc6 18. Be1 Nf6 19. Qb2 Qd6 20. Nf3 a5 21. Bf1) 15. Nh4?? { (5.53 → 1.17) Blunder. Bxe4 was best. } (15. Bxe4 Bxe4 16. Qxe4 Nxd5 17. Qc2 Rc8 18. Qb3 b6 19. Rac1 c6 20. Ne5 c5 21. g3 a5) 15... Rc8?? { (1.17 → 3.22) Blunder. Nxd5 was best. } (15... Nxd5 16. Nf3 Rc8 17. Rfe1 c6 18. Rac1 Rc7 19. a5 b5 20. axb6 axb6 21. Qb3 c5 22. h3) 16. Nxf5 gxf5 17. Bxe4 fxe4 18. Qxe4 Qd7? { (2.52 → 4.19) Mistake. Qxd5 was best. } (18... Qxd5 19. Qg4+) 19. Rfc1?? { (4.19 → 1.97) Blunder. Bxe7 was best. } (19. Bxe7 Rxe7 20. Qf4 f5 21. Rfc1 Rf7 22. h3 Qxd5 23. Rc5 Qe4 24. Qxe4 fxe4 25. Rac1 Rg7) 19... Qxd5?! { (1.97 → 3.08) Inaccuracy. Nxd5 was best. } (19... Nxd5 20. Qd3 f5 21. Re1 Qf7 22. f3 Re6 23. Re2 Kh8 24. Rae1 Rh6 25. g3 Rg8 26. Qb3) 20. Qxd5?! { (3.08 → 1.93) Inaccuracy. Qg4+ was best. } (20. Qg4+ Ng6 21. Rc5 Qe6 22. Qxe6 Rxe6 23. Ra5 a6 24. g3 Rb6 25. Kg2 Rb3 26. Rf5 h6) 20... Nxd5 21. Rc5 Rcd8 22. Re1 a5?! { (1.57 → 2.66) Inaccuracy. f5 was best. } (22... f5) 23. e4?! { (2.66 → 1.64) Inaccuracy. Rxa5 was best. } (23. Rxa5 b6 24. Rb5 f5 25. Rc1 f4 26. exf4 c5 27. dxc5 Nc3 28. g3 Nxb5 29. axb5 Rd3) 23... c6?! { (1.64 → 2.89) Inaccuracy. f5 was best. } (23... f5 24. f3) 24. Kf1 Nb4 25. Bxb4 axb4 26. Rc4 b3 27. f3 f5 28. e5?! { (3.46 → 2.45) Inaccuracy. exf5 was best. } (28. exf5 Rxe1+) 28... b5?! { (2.45 → 3.67) Inaccuracy. Rd5 was best. } (28... Rd5 29. Rb4) 29. axb5 cxb5 30. Rb4 Kf7 31. Rb1 Rc8 32. R4xb3 Red8 33. Rd1?! { (3.62 → 2.59) Inaccuracy. Rxb5 was best. } (33. Rxb5 Rxd4 34. Rb7+ Ke6 35. Re1 h5 36. Rh7 h4 37. Re2 Rdc4 38. Rh6+ Ke7 39. Kf2 R8c5) 33... Rd5 34. Ke2 Rc4 35. Ke3 Ke6 36. f4 b4 37. h3 Rb5?! { (3.46 → 4.62) Inaccuracy. Rd8 was best. } (37... Rd8 38. g4 Kd5 39. Kf3 Rf8 40. gxf5 Rxf5 41. Kg4 Rf8 42. f5 Ra8 43. e6 Kd6 44. Kf4) 38. g4 fxg4 39. hxg4 Rc3+?! { (4.47 → 5.99) Inaccuracy. Kd5 was best. } (39... Kd5 40. f5 Rb7 41. e6 Rg7 42. Kf3 Kd6 43. Re3 Rg8 44. e7 Rc3 45. Re1 Kd7 46. Rxc3) 40. Rd3 Rc8 41. Ke4 Rc2 42. d5+ Kf7 43. d6 Ke8 44. Rd4 Rc1 45. Rdxb4 Rxb4+ 46. Rxb4 Rf1? { (8.48 → Mate in 10) Checkmate is now unavoidable. Rd1 was best. } (46... Rd1 47. Rb7 h6 48. Kf5 Kd8 49. Rb8+ Kd7 50. e6+ Kc6 51. Rc8+ Kb5 52. d7 Rd5+ 53. Kf6) 47. e6 Kf8 48. Rb8+ Kg7 49. e7 Rd1 50. e8=Q Re1+ 51. Kf5 Rxe8 52. Rxe8 h6 53. d7 Kh7 54. d8=Q Kg7 55. Qf6+ Kh7 56. Qg6# { White wins by checkmate. } 1-0