[Event "Casual correspondence game"] [Site "https://live.chess-online.com/8BLsuk42"] [Date "2026.09.27"] [White "lichess AI level 4"] [Black "treisent"] [Result "0-1"] [GameId "8BLsuk42"] [UTCDate "2026.09.27"] [UTCTime "09:52:49"] [WhiteElo "?"] [BlackElo "1500"] [Variant "Standard"] [TimeControl "-"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "live.chess-online.com"] 1. d4 e6 { A40 Horwitz Defense } 2. c3 b6?! { (0.23 → 0.88) Inaccuracy. d5 was best. } (2... d5 3. Bf4) 3. e4 Bb7 4. Nd2 Nf6 5. e5 Nd5 6. c4?! { (0.49 → -0.17) Inaccuracy. Nc4 was best. } (6. Nc4 c5) 6... Nb4?! { (-0.17 → 0.90) Inaccuracy. Ne7 was best. } (6... Ne7 7. Ngf3) 7. a3 N4c6 8. Ne4? { (0.65 → -0.95) Mistake. Ngf3 was best. } (8. Ngf3 d6) 8... Ne7?? { (-0.95 → 1.22) Blunder. Nxe5 was best. } (8... Nxe5 9. Ng3 Ng6 10. Nf3 Be7 11. h4 f5 12. Bd2 O-O 13. d5 Na6 14. h5) 9. Qf3?! { (1.22 → 0.26) Inaccuracy. Bd3 was best. } (9. Bd3 d5) 9... d5? { (0.26 → 1.52) Mistake. Nbc6 was best. } (9... Nbc6 10. Be3) 10. Ng5?! { (1.52 → 0.72) Inaccuracy. exd6 was best. } (10. exd6 cxd6 11. Nxd6+ Qxd6 12. Qxb7 Qc6 13. Qxc6+ Nbxc6 14. Nf3 Rd8 15. d5 exd5) 10... Nf5 11. Bd3?! { (0.71 → 0.00) Inaccuracy. g4 was best. } (11. g4 Nh6) 11... Be7?! { (0.00 → 0.76) Inaccuracy. h6 was best. } (11... h6 12. Nxe6 fxe6 13. Bxf5 exf5 14. Qh5+ Ke7 15. Bg5+ hxg5 16. Qxg5+ Kd7 17. Qxf5+) 12. Qh5?? { (0.76 → -2.94) Blunder. g4 was best. } (12. g4 Nh6 13. h4 c5 14. Ne2 Nd7 15. cxd5 cxd4 16. Qg3 a6 17. d6 Bxh1) 12... g6 13. Nxe6? { (-2.67 → -4.87) Mistake. Qg4 was best. } (13. Qg4 dxc4 14. Be4 h5 15. Qf3 Bxe4 16. Qxe4 Qd5 17. Qxd5 exd5 18. Ne2 Nc6) 13... fxe6 14. Qd1 dxc4 15. Bxf5 exf5 16. Qa4+ Qd7 17. Qxd7+ Nxd7 18. f3 O-O-O 19. Ne2 c5 20. O-O cxd4 21. Nxd4 Bc5 22. Rd1 Nxe5 23. Be3 Bxd4?! { (-7.84 → -5.70) Inaccuracy. f4 was best. } (23... f4 24. b4 cxb3 25. Bf2 b2 26. Rab1 Nc4 27. Nb5 Rxd1+ 28. Rxd1 Bc6 29. Nxa7+) 24. Rxd4 Rxd4 25. Bxd4 Re8 26. Rc1 Ba6 27. Re1 Nxf3+ 28. gxf3 Rxe1+ 29. Kf2 Rh1 30. Kg3 Rd1 31. Be5 b5 32. Bf4 Bb7 33. Bh6 Rd3 34. Kf4 Rxf3+ 35. Ke5 Rf2 36. b3 cxb3 37. Bg5? { (-9.52 → Mate in 10) Checkmate is now unavoidable. Bc1 was best. } (37. Bc1 Kd7 38. a4 b2 39. Bxb2 Rxb2 40. axb5 Rxb5+ 41. Kf4 h6 42. Kg3 Ba6) 37... b2 38. Be3 Re2 39. Kf6 Rxe3 40. a4 b1=Q 41. h4 Qb2+ 42. Kg5 Rg3+ 43. Kh6 Rg4 44. a5 Rxh4+ 45. Kg5 Rh5+ 46. Kf4 Qd4+ 47. Kg3 Qg4+ 48. Kf2 Qf3+ 49. Ke1 Rh2 50. a6 Qe2# { Black wins by checkmate. } 0-1