[Event "CS Primary Championship 2020"] [Site "https://lichess.org/R84c75GS"] [Date "2020.07.07"] [White "RossBoA"] [Black "IKChess"] [Result "1-0"] [UTCDate "2020.07.07"] [UTCTime "18:20:00"] [WhiteElo "1550"] [BlackElo "1822"] [WhiteRatingDiff "+329"] [BlackRatingDiff "-6"] [Variant "Standard"] [TimeControl "1200+7"] [ECO "C77"] [Opening "Ruy Lopez: Morphy Defense, Anderssen Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 { C77 Ruy Lopez: Morphy Defense, Anderssen Variation } b5 6. Bb3 Be7 7. Nc3 O-O 8. O-O d6 9. h3 h6 10. Nd5 Bb7?! { (-0.06 → 0.60) Inaccuracy. Na5 was best. } (10... Na5 11. Nxe7+ Qxe7 12. Nh2 c5 13. Bd2 Nc6 14. Re1 Be6 15. Nf1 Qc7 16. c3 c4 17. dxc4) 11. a3 Nxd5 12. Bxd5 Rb8 13. b4 Bf6 14. Be3 Qd7 15. Re1 Rfe8 16. Qd2?! { (0.71 → -0.13) Inaccuracy. Nh2 was best. } (16. Nh2 Nd4 17. Ng4 Be7 18. Bxb7 Rxb7 19. c3 Ne6 20. d4 exd4 21. cxd4 c6 22. Rc1 Bg5) 16... Nd4 17. Bxd4 exd4 18. Bxb7 Rxb7 19. Rad1 Rbb8 20. Rc1 Rbc8 21. Re2 c5 22. Ne1 d5 23. exd5 Qxd5 24. bxc5?! { (-0.64 → -1.33) Inaccuracy. Rxe8+ was best. } (24. Rxe8+ Rxe8 25. Ra1 Rc8 26. Qd1 Qc6 27. bxc5 Qxc5 28. a4 b4 29. a5 Rc6 30. Ra2 Qb5) 24... Qxc5?! { (-1.33 → -0.70) Inaccuracy. Rxe2 was best. } (24... Rxe2 25. Qxe2) 25. Rxe8+ Rxe8 26. Qa5 Ra8?! { (-1.00 → -0.41) Inaccuracy. Qd6 was best. } (26... Qd6 27. Nf3 Rc8 28. Qb4 Be7 29. Qxd6 Bxd6 30. Nxd4 Bxa3 31. Rb1 g6 32. Rb3 Bd6 33. c3) 27. Nf3 Bd8?! { (-0.77 → -0.13) Inaccuracy. Be7 was best. } (27... Be7 28. a4 Qa3 29. Rf1 Bf6 30. Rb1 bxa4 31. Qb4 Qxb4 32. Rxb4 a3 33. Ra4 a5 34. Nd2) 28. Qb4 Qxb4 29. axb4 Be7 30. Nxd4?! { (0.00 → -0.65) Inaccuracy. Rb1 was best. } (30. Rb1 Rc8 31. Rb2 Bf6 32. Nd2 Be7 33. g3 g5 34. Kg2 Kf8 35. Nf3 Bf6 36. Nd2) 30... Bxb4 31. c3 Rc8 32. Ne2 Ba5 33. c4 bxc4 34. dxc4 Kf8 35. f3 Bb4 36. Kf2 a5 37. Nd4?? { (-0.64 → -6.68) Blunder. Ke3 was best. } (37. Ke3 g5 38. Kd4 Rd8+ 39. Ke4 Bc5 40. Ra1 Rd2 41. Ng3 Rxg2 42. Rxa5 Rxg3 43. Rxc5 Rxh3) 37... Bc5 38. Ke3 Rd8 39. Rd1 a4 40. Ke4 a3?? { (-4.56 → 5.92) Blunder. Rd6 was best. } (40... Rd6) 41. Ne6+ fxe6 42. Rxd8+ Ke7 43. Ra8 Kd7 44. Kd3 Kd6 45. Kc2 Ke5 46. Kb3 Kd4 47. Rg8 g5 48. Rg6 e5?! { (4.68 → 7.78) Inaccuracy. a2 was best. } (48... a2 49. Kxa2) 49. Rxh6 Ke3 50. Rg6 Be7 51. Re6 Bf8 52. Rxe5+ Kf4 53. Re8 Bd6 54. Rg8 Be7 55. Rg7 Bd6 56. Rg6 Be7 57. Re6 Bc5 58. Re4+ Kf5 59. h4 gxh4 60. Rxh4 Kg5 61. Re4 Kf5 62. g4+ Kf6 63. f4 Be7?! { (68.84 → Mate in 16) Checkmate is now unavoidable. Ba7 was best. } (63... Ba7 64. Re5 Kg6 65. c5 Kf7 66. g5 a2 67. Kxa2 Bb8 68. c6 Bc7 69. Ka3 Bd6+ 70. Kb3) 64. Re5?! { (Mate in 16 → 68.78) Lost forced checkmate sequence. g5+ was best. } (64. g5+ Kf7 65. Rxe7+ Kxe7 66. f5 a2 67. f6+ Kd6 68. Kxa2 Ke6 69. c5 Kf7 70. c6 Ke6) 64... Bd6 65. Re4 Bc5 66. Re5 Bd6 67. Ra5 Bxf4?! { (15.63 → Mate in 14) Checkmate is now unavoidable. Kf7 was best. } (67... Kf7 68. g5) 68. Kxa3?! { (Mate in 14 → 67.71) Lost forced checkmate sequence. Rf5+ was best. } (68. Rf5+ Ke6 69. Rxf4 Ke5 70. Rf2 a2 71. Kxa2 Kd4 72. g5 Ke4 73. Rf8 Ke3 74. g6 Kd2) 68... Bd2 69. Rb5 Kg6?! { (67.05 → Mate in 33) Checkmate is now unavoidable. Be3 was best. } (69... Be3 70. Kb3) 70. Kb3?! { (Mate in 33 → 31.50) Lost forced checkmate sequence. c5 was best. } (70. c5 Be3 71. c6 Bc1+ 72. Kb3 Bf4 73. Rb7 Bd6 74. c7 Bxc7 75. Rxc7 Kg5 76. Rd7 Kf4) 70... Bf4 71. c5 Kg5?! { (67.50 → Mate in 32) Checkmate is now unavoidable. Kf7 was best. } (71... Kf7 72. g5) 72. c6+ Kxg4?! { (61.31 → Mate in 12) Checkmate is now unavoidable. Kh4 was best. } (72... Kh4) 73. Rb4 Kf5 74. Rxf4+ { Black resigns. } 1-0