ChessOnlineFree.com Replay and analyse 1bsnkaj7

[Event "Rated game"]
[Site "/1bsnkaj7"]
[Date "2021-02-17"]
[White "MELCHIOR"]
[Black "Koniu"]
[Result "1/2-1/2"]
[WhiteElo "1972"]
[BlackElo "1691"]
[PlyCount "169"]
[Variant "standard"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O h6 9. Be3 Be7 10. f4 O-O 11. Be2 e5 12. Nxc6 bxc6 13. fxe5 dxe5 14. Qxd8 Rxd8 15. Rxd8+ Bxd8 16. Bf3 Be6 17. Na4 Nd7 18. Rd1 Kf8 19. Be2 a5 20. b3 Be7 21. Kb2 Ke8 22. Rd3 Rc8 23. Bf3 Rc7 24. a3 Kf8 25. Be2 f5 26. exf5 Bxf5 27. Rd1 Bf6 28. Nb6 e4+ 29. Kc1 Be6 30. Rd6 Ke7 31. Rxe6+ Kxe6 32. Bg4+ Kd6 33. Nxd7 Rxd7 34. Bxd7 Kxd7 35. Kd2 Ke6 36. Bb6 Bg5+ 37. Ke2 Be7 38. a4 Bb4 39. Ke3 Kf5 40. h3 h5 41. Bd4 Bd6 42. Bxg7 Bf4+ 43. Ke2 Bc7 44. Bc3 c5 45. Be1 Kf4 46. g3+ Ke5 47. Bf2 Bd6 48. c4 Be7 49. Be1 Bd8 50. Bc3+ Kf5 51. Ke3 Bg5+ 52. Kf2 Bd8 53. Ke2 Bc7 54. Ke3 Bxg3 55. Bxa5 Bf4+ 56. Ke2 Ke6 57. Bd2 Bg3 58. Ke3 Kd6 59. Kxe4 Kc6 60. Kf5 Kb6 61. Kg5 h4 62. Kg4 Bf2 63. Bg5 Ka5 64. Bxh4 Bxh4 65. Kxh4 Kb4 66. Kg5 Kxb3 67. a5 Kxc4 68. a6 Kb5 69. a7 c4 70. a8=Q Kb4 71. Kf4 c3 72. Qc8 Kb3 73. Qc6 c2 74. Qxc2+ Kxc2 75. h4 Kb1 76. h5 Ka1 77. h6 Kb2 78. h7 Kc3 79. h8=Q+ Kd3 80. Qg8 Kd4 81. Qd8+ Kc5 82. Ke4 Kb5 83. Qc8 Kb6 84. Kd4 Ka7 85. Kc5 1/2-1/2

View the computer analysis

https://www.ChessOnlineFree.com/game/1bsnkaj7/black

Opening B66 Sicilian, Richter-Rauzer Attack, 7...a6