[Event "Casual correspondence game"] [Site "https://lichess.org/6E8UAS9J"] [Date "2019.03.04"] [White "higasi"] [Black "lichess AI level 5"] [Result "1-0"] [UTCDate "2019.03.04"] [UTCTime "00:45:48"] [WhiteElo "1500"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D07"] [Opening "Queen's Gambit Declined: Chigorin Defense, Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 { D07 Queen's Gambit Declined: Chigorin Defense, Exchange Variation } 4. Nf3 Qf5?? { (0.26 → 2.29) Blunder. e5 was best. } (4... e5 5. Nc3 Bb4 6. a3 Bxc3+ 7. bxc3 Nf6 8. e3 O-O 9. Be2) 5. Nc3 Nd8?? { (2.34 → 4.79) Blunder. Nf6 was best. } (5... Nf6 6. d5) 6. e4 Qa5?! { (4.62 → 6.02) Inaccuracy. Qe6 was best. } (6... Qe6 7. d5) 7. Bd2 e6 8. d5? { (6.07 → 3.04) Mistake. Nd5 was best. } (8. Nd5 Qxd2+ 9. Nxd2 exd5 10. exd5 Be7 11. Ne4 Nf6 12. Nxf6+ Bxf6 13. Qe2+ Kf8 14. Qf3 h5) 8... c6? { (3.04 → 4.97) Mistake. Qb6 was best. } (8... Qb6 9. Bd3 Bd7 10. Ne5 Nf6 11. O-O c6 12. Qe2 Qc7 13. Nc4 e5 14. Bg5 h6 15. Bxf6) 9. dxe6?? { (4.97 → 1.30) Blunder. d6 was best. } (9. d6 Bxd6 10. Nd5 Qxd2+ 11. Qxd2 exd5 12. exd5 cxd5 13. Bb5+ Kf8 14. Qxd5 Bb4+ 15. Ke2 Be6) 9... Qb4?? { (1.30 → 3.39) Blunder. Nxe6 was best. } (9... Nxe6 10. Bc4 Bc5 11. O-O Ne7 12. Ne2 Qc7 13. Qc2 Bd6 14. Ng3 b5 15. Bd3 Bf4 16. Bb4) 10. exf7+ Nxf7 11. Bd3 h6?? { (3.45 → 8.26) Blunder. Qe7 was best. } (11... Qe7 12. O-O) 12. Nd5 Qxb2 13. Nc7+ Kd8 14. Nxa8 b5 15. Ba5+ Kd7 16. Bxb5+ Bd6 17. Bc4 Qa3 18. Bxf7 Qxa5+ 19. Qd2 Qxd2+ 20. Kxd2 Bb7 21. Rhd1 Bxa8 22. Ke2 Nf6 23. e5 Ne4 24. exd6 Nc3+ 25. Kf1 Ne4? { (9.43 → Mate in 12) Checkmate is now unavoidable. Nd5 was best. } (25... Nd5 26. Ne5+ Kxd6 27. Bxd5 Kxe5 28. Bb3 c5 29. Rd7 Rb8 30. Re1+ Kf5 31. Rf7+ Kg6 32. Ree7) 26. Ne5+ Kd8 27. Re1?! { (Mate in 8 → 13.68) Lost forced checkmate sequence. Rab1 was best. } (27. Rab1 Nxd6 28. Rxd6+ Ke7 29. Rbd1 Kf8 30. Re6 g6 31. Bxg6 c5 32. Rd8+ Kg7 33. Rd7+ Kg8) 27... Nxd6 28. Red1 Kc7 29. Rac1 Rd8 30. Bd5 Kb6 31. Bxc6 Bb7 32. Bxb7 Nxb7 33. Rxd8 Nxd8 34. Rc8 Nb7 35. Rg8 Nd6 36. Rxg7 h5 37. Rh7 Ne4 38. Rh6+ Kb7 39. Rxh5 Nc3 40. a3 a6 41. g4 Ne4 42. g5 Nd2+ 43. Ke2 Nb1?! { (64.93 → Mate in 10) Checkmate is now unavoidable. Nb3 was best. } (43... Nb3 44. g6) 44. a4?! { (Mate in 10 → 70.57) Lost forced checkmate sequence. Rh3 was best. } (44. Rh3 a5 45. Rb3+ Kc7 46. Rxb1 Kd6 47. g6 Kxe5 48. g7 Kf6 49. g8=Q a4 50. Rb6+ Ke5) 44... Nc3+ 45. Kd3 Nxa4?! { (63.90 → Mate in 35) Checkmate is now unavoidable. Nd5 was best. } (45... Nd5 46. Rh7+) 46. g6 a5?! { (62.41 → Mate in 8) Checkmate is now unavoidable. Nc5+ was best. } (46... Nc5+ 47. Kc2) 47. g7 Nc5+ 48. Kc2 Nd7 49. g8=Q Nxe5 50. Qg7+ Kb6 51. Qxe5 Kb7 52. Rh6 a4 53. Qg7+ Ka8 54. Rh8# { White wins by checkmate. } 1-0