Close to blunder at move 77

Amazing move number 77. King is nicely protecting the Queen.

8/8/8/8/2K5/8/4Q3/3k4 b - - 14 77

[Event "Rated Rapid game"] [Site "lichess.org/AfRHJSns"] [Date "2018.03.08"] [Round "-"] [White "raappjan"] [Black "josephkang91"] [Result "1-0"] [UTCDate "2018.03.08"] [UTCTime "17:52:58"] [WhiteElo "1456"] [BlackElo "1422"] [WhiteRatingDiff "+9"] [BlackRatingDiff "-9"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C50"] [Opening "Italian Game: Schilling-Kostic Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4?! { (0.10 → 0.98) Inaccuracy. Best move was Nf6. } { C50 Italian Game: Schilling-Kostic Gambit } (3... Nf6 4. d3 Bc5 5. Nc3 O-O 6. O-O a6 7. Nd5 Nxd5 8. Bxd5) 4. Nxd4 exd4 5. d3 c6 6. Nd2 d5 7. exd5 cxd5 8. Bb3 Nf6?! { (0.42 → 1.00) Inaccuracy. Best move was Bc5. } (8... Bc5 9. Qh5) 9. Nf3?! { (1.00 → 0.39) Inaccuracy. Best move was O-O. } (9. O-O Be7 10. Nf3 Bg4 11. Bd2 Rc8 12. Ba4+ Nd7 13. h3 Bxf3 14. Qxf3 O-O 15. Qxd5 Nc5) 9... Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 O-O 12. Nxd4?! { (1.32 → 0.67) Inaccuracy. Best move was O-O. } (12. O-O Qd6 13. Nxd4 Bd7 14. Rae1 Rfe8 15. g3 h6 16. Rxe8+ Rxe8 17. Re1 Rxe1+ 18. Qxe1 g5) 12... Re8+ 13. Ne2?! { (0.92 → 0.35) Inaccuracy. Best move was Kf1. } (13. Kf1 a5 14. a4 Be6 15. h4 Qb6 16. c3 Nd7 17. g3 Nc5 18. Bd1 Bd7 19. Kg2 Qg6) 13... Bg4?! { (0.35 → 0.92) Inaccuracy. Best move was Qe7. } (13... Qe7 14. Kf1 b5 15. c3 a5 16. h4 a4 17. Bc2 Bg4 18. Nd4 b4 19. Re1 bxc3 20. Qxc3) 14. f3 Bh5?! { (0.89 → 1.79) Inaccuracy. Best move was Bd7. } (14... Bd7 15. O-O-O a5 16. a3 b5 17. Rde1 h6 18. Nf4 Bc6 19. Rxe8+ Nxe8 20. Re1 Qd6 21. d4) 15. O-O-O Qe7?! { (1.64 → 2.50) Inaccuracy. Best move was Bg6. } (15... Bg6 16. Rde1 Bf5 17. g4 Be6 18. Nd4 b5 19. h4 Qb6 20. Nxe6 fxe6 21. h5 h6 22. g5) 16. Nf4 Bg6 17. Nxg6? { (2.32 → 1.23) Mistake. Best move was g4. } (17. g4 Qd6 18. h4 h6 19. g5 Nh5 20. Nxd5 Kh7 21. Rhe1 b5 22. a3 Rad8 23. Rxe8 Rxe8) 17... fxg6 18. Rhe1 Qd6 19. h4 Rac8 20. g4 Rxe1?! { (1.66 → 2.24) Inaccuracy. Best move was Nd7. } (20... Nd7 21. Rxe8+ Rxe8 22. Re1 Rxe1+ 23. Qxe1 h6 24. Qe3 Nc5 25. Qd4 Nxb3+ 26. axb3 Qe6 27. Kd2) 21. Rxe1 h6 22. g5 hxg5 23. Qxg5 Nh7? { (2.17 → 5.16) Mistake. Best move was b5. } (23... b5 24. Qxg6 a5 25. Qf5 Rf8 26. Re5 a4 27. Bxd5+ Nxd5 28. Rxd5 Rxf5 29. Rxd6 Rxf3 30. Rb6) 24. Qxd5+ Qxd5 25. Bxd5+ Kf8 26. Bxb7 Rc7 27. Ba6? { (5.29 → 3.70) Mistake. Best move was Be4. } (27. Be4 Kf7 28. Rg1 Nf8 29. c4 Rc5 30. Bd5+ Kf6 31. b4 Rc8 32. Kc2 Re8 33. Be4 Re5) 27... Rc6? { (3.70 → 4.73) Mistake. Best move was g5. } (27... g5 28. hxg5 Nxg5 29. Bc4 Rc5 30. f4 Nf3 31. Re3 Nh4 32. Re6 Rf5 33. Ra6 Rxf4 34. Rxa7) 28. Bb5 Rc5? { (4.62 → 5.67) Mistake. Best move was Rb6. } (28... Rb6 29. Re8+ Kf7 30. Re5 Kf8 31. Bc4 Nf6 32. Ra5 Rb7 33. Rg5 Rb6 34. Rxg6 Nd5 35. Rxb6) 29. Ba4? { (5.67 → 4.29) Mistake. Best move was Be8. } (29. Be8 Nf6 30. Bxg6 Ra5 31. a3 Rd5 32. c4 Rd7 33. Kc2 Re7 34. Rxe7 Kxe7 35. Kc3 Kd7) 29... Ra5 30. Re4 Nf6 31. Rf4 Ke7 32. Rd4 Nd5?! { (3.75 → 4.35) Inaccuracy. Best move was g5. } (32... g5 33. hxg5 Rxg5 34. b4 a5 35. a3 axb4 36. axb4 Rd5 37. Rc4 g5 38. Kd2 Rf5 39. Bc6) 33. Re4+ Kd6 34. c4? { (4.51 → 2.20) Mistake. Best move was Bb3. } (34. Bb3) 34... Nb6?? { (2.20 → 6.17) Blunder. Best move was Nf6. } (34... Nf6 35. c5+ Rxc5+ 36. Rc4 a5 37. Kc2 Rf5 38. Bc6 g5 39. hxg5 Rxg5 40. Kc3 Nd5+ 41. Bxd5) 35. b3? { (6.17 → 3.25) Mistake. Best move was Bb5. } (35. Bb5) 35... Kc5?? { (3.25 → 11.46) Blunder. Best move was Nxa4. } (35... Nxa4 36. bxa4 Kd7 37. Rg4 Rxa4 38. Rxg6 Ra3 39. Rxg7+ Kd6 40. Kd2 Rxa2+ 41. Ke3 a5 42. Ra7) 36. Re5+ Kb4 37. Rxa5? { (12.37 → 7.12) Mistake. Best move was a3+. } (37. a3+) 37... Kxa5 38. c5 Nd5 39. d4 Nc3?! { (6.64 → 7.23) Inaccuracy. Best move was Nb4. } (39... Nb4 40. a3) 40. Kb2 Nd1+?? { (6.84 → 12.02) Blunder. Best move was Nd5. } (40... Nd5 41. Be8) 41. Kc2 Ne3+ 42. Kd3 Nf5 43. c6?? { (11.68 → 5.93) Blunder. Best move was d5. } (43. d5) 43... Kb6 44. Ke4 Nxh4 45. Kd5 Nxf3?? { (5.95 → 15.25) Blunder. Best move was Nf5. } (45... Nf5 46. Ke5 Kc7 47. d5 a5 48. Bb5 Nd6 49. Bd3 g5 50. Ke6 Nc8 51. a3 Na7 52. d6+) 46. Kd6 Nxd4 47. c7 Nf5+ 48. Kd7 Ne7 49. Kxe7 Kxc7 50. Kf7 g5 51. Kxg7 g4 52. Bb5 g3 53. Bf1 a5?? { (5.04 → 56.33) Blunder. Best move was Kb6. } (53... Kb6 54. Kh6) 54. Kg6 Kd6 55. Kf5 Kd5 56. Kf4 g2?? { (6.22 → Mate in 21) Checkmate is now unavoidable. Best move was Kc5. } (56... Kc5 57. Kxg3) 57. Bxg2+ Kd4 58. Bc6 Kc5 59. Ba4 Kb4 60. Ke4 Ka3 61. Kd4 Kxa2 62. Kc4 Ka3 63. Kb5 Kb2 64. Kxa5 Kc3 65. b4 Kc4 66. b5 Kc5 67. Ka6 Kb4 68. b6 Kxa4 69. b7 Kb4 70. b8=Q+ Kc5 71. Qc7+ Kb4 72. Qd6+?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Qc2. } (72. Qc2 Ka3 73. Qb1 Ka4 74. Kb6 Ka3 75. Kc5 Ka4 76. Qa2#) 72... Ka4 73. Qd4+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qd3. } (73. Qd3 Kb4 74. Kb6 Ka4 75. Kc5 Ka5 76. Qa3#) 73... Kb3 74. Kb5 Kc2 75. Kc4 Kc1 76. Qe3+?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Kb3. } (76. Kb3 Kb1 77. Qd1#) 76... Kd1 77. Qe2+?? { (Mate in 3 → 0.00) Lost forced checkmate sequence. Best move was Qf2. } (77. Qf2 Kc1 78. Kc3 Kd1 79. Qf1#) 77... Kc1?? { (0.00 → Mate in 2) Checkmate is now unavoidable. Best move was Kxe2. } (77... Kxe2 78. Kc5 Ke3 79. Kc4 Ke4 80. Kc5 Ke5 81. Kc6 Kd4 82. Kd6 Kd3 83. Kd5 Ke3 84. Ke5) 78. Kc3 Kb1 79. Qb2# { White wins by checkmate. } 1-0

Hmm how to attach game..