[Event "Casual correspondence game"] [Site "https://lichess.org/H8gOFb1P"] [Date "2023.05.17"] [White "lichess AI level 6"] [Black "derkleineJo"] [Result "0-1"] [UTCDate "2023.05.17"] [UTCTime "20:30:25"] [WhiteElo "?"] [BlackElo "1500"] [Variant "Standard"] [TimeControl "-"] [ECO "B06"] [Opening "Rat Defense: Accelerated Gurgenidze"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 g6 2. d4 d6 3. Nc3 c6 { B06 Rat Defense: Accelerated Gurgenidze } 4. a4 Bg7 5. Be3 Nf6 6. h3 Nbd7 7. Nf3 e5 8. dxe5 dxe5 9. Qd2 Qe7 10. O-O-O O-O 11. Qd3? { (0.65 → -0.47) Mistake. Qd6 was best. } (11. Qd6) 11... Nc5 12. Qe2? { (-0.56 → -1.96) Mistake. Bxc5 was best. } (12. Bxc5 Qxc5 13. Qe3 Qxe3+ 14. fxe3 Be6 15. Bd3 Rfe8 16. Rhe1 h6 17. Nxe5 Nxe4 18. Nxe4 Bxe5) 12... Ncxe4 13. Qe1 Nxc3 14. Qxc3 Nd5 15. Qc5 Qf6 16. Be2 b6 17. Qa3 Nf4 18. Bc4 Nxg2 19. Nd2 Bf5 20. Bd3?! { (-3.30 → -4.22) Inaccuracy. h4 was best. } (20. h4 Nxe3 21. fxe3 e4 22. h5 Rad8 23. h6 Bh8 24. Ba2 b5 25. c3 Qe5 26. Nb3 Rxd1+) 20... Nxe3 21. fxe3 Bxd3 22. Qxd3 Rad8 23. Ne4 Qh4 24. Qc4 Rxd1+ 25. Rxd1 Qxh3 26. Re1 c5 27. b3 h5 28. a5 Qg2 29. axb6 axb6 30. Kb1 h4 31. Qd5 h3 32. Rd1 Kh8 33. Nd6 Qxd5 34. Rxd5 f5 35. Rd2 g5 36. e4 f4 37. Rh2 g4 38. c4 f3 39. Rh1 f2 40. Nf5 Rxf5 41. exf5 e4 42. Kc2 Be5 43. Kd1 h2 44. Ke2 g3 45. Kf1 Kg7 46. Kg2 Kf6 47. Rf1?! { (-13.97 → Mate in 11) Checkmate is now unavoidable. b4 was best. } (47. b4 e3 48. Kf3 cxb4 49. Rb1 e2 50. Kxe2 f1=R 51. Rxf1 g2 52. Rb1 g1=R 53. c5 Rxb1) 47... Kxf5?! { (Mate in 11 → -13.92) Lost forced checkmate sequence. e3 was best. } (47... e3 48. Kf3 g2 49. Kxg2 e2 50. Kxf2 exf1=Q+ 51. Kxf1 h1=Q+ 52. Kf2 Kxf5 53. b4 Qd1 54. bxc5) 48. Rh1?! { (-13.92 → Mate in 8) Checkmate is now unavoidable. b4 was best. } (48. b4 e3) 48... Kf4 49. Rc1 e3 50. Rf1 e2 51. Rh1 e1=Q 52. Kh3 f1=Q+ 53. Kh4 Qf3 54. Kh3 Qg4+ 55. Kg2 Qee2# { Black wins by checkmate. } 0-1