[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.21"]
[Round "13"]
[White "Tukmakov, Vladimir B"]
[Black "Smejkal, Jan"]
[Result "0-1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4 8. Be3 Nfd7 9. Rd1 Nc6 10. Be2 Bxf3 11. gxf3 e5 12. dxe5 Ncxe5 13. Qa4 Qc8 14. a3 Nb6 15. Qb3 Rd8 16. Rxd8+ Qxd8 17. O-O g5 18. Nb5 Ng6 19. Rd1 Qe7 20. a4 Nf4 21. Bf1 Be5 22. Nd4 Bxd4 23. Rxd4 Rb8 24. Qd1 a5 25. Rd2 Re8 26. Bxb6 cxb6 27. Rd7 Qf6 28. Rxb7 Ng6 29. Qd7 Rd8 30. Qf5 Qxf5 31. exf5 Nh4 32. f6 h6 33. Be2 Rd6 34. f4 gxf4 35. f3 Rxf6 36. Rd7 Rc6 37. Rd4 Rc2 38. Kf2 Ng6 39. b4 Ra2 40. bxa5 bxa5 41. Kf1 Kg7 42. h4 h5 43. Bd3 Ra3 44. Kf2 Nxh4 45. Rxf4 Rxd3 46. Rxh4 Kg6 47. Rc4 Ra3 48. Kg3 Kg5 49. Rc5+ f5 50. Rxa5 h4+ 51. Kg2 Ra2+ 52. Kh3 Rf2 53. Ra8 Rxf3+ 54. Kg2 Rg3+ 55. Kh2 Ra3 56. Rg8+ Kf4 57. Rh8 Kg4 58. Rg8+ Kf3 59. Ra8 f4 60. a5 Kf2 61. a6 f3 62. a7 Ra1 63. Kh3 Ra4 64. Kh2 Ra3 65. Kh1 Ra2 66. Kh2 Kf1+ 67. Kh1 f2 68. Kh2 h3 69. Kh1 Ra3 70. Kh2 Ra1 71. Rb8 Rxa7 72. Rb1+ Ke2 73. Rb2+ Ke3 74. Rb3+ Ke4 75. Rb4+ Ke5 76. Rb5+ Ke6 77. Rb6+ Ke7 78. Rb1 Ra3 79. Rb7+ Ke6 80. Rb6+ Ke5 81. Rb5+ Ke4 82. Rb4+ Kf3 0-1