[Event "Leningrad Interzonal"]
[Site "Leningrad URS"]
[Date "1973.06.25"]
[EventDate "1973.06.03"]
[Round "16"]
[Result "0-1"]
[White "Jan Smejkal"]
[Black "Anatoly Karpov"]
[ECO "B46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "144"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7
7. O-O Nf6 8. Be3 Bb4 9. Na4 O-O 10. Nxc6 bxc6 11. Nb6 Rb8
12. Nxc8 Rfxc8 13. Bxa6 Rd8 14. Bd3 Bd6 15. Kh1 Be5 16. c3
Rxb2 17. Qc1 Ng4 18. f4 Nxe3 19. Qxb2 Bxf4 20. Qf2 Nxf1
21. Rxf1 e5 22. g3 Qd6 23. Be2 Bg5 24. Qxf7+ Kh8 25. a4 Be7
26. a5 Rf8 27. Qc4 Rxf1+ 28. Bxf1 Qf6 29. Kg2 Qf8 30. Be2 Bc5
31. Bg4 Qf2+ 32. Kh3 d6 33. Bd7 g6 34. Bxc6 Kg7 35. Bb5 Qb2
36. a6 Bg1 37. Qe2 Qxc3 38. Bc4 Qc1 39. Qf1 Qh6+ 40. Kg2 Qxh2+
41. Kf3 Qh5+ 42. Kg2 Qh2+ 43. Kf3 Bd4 44. Bd5 Bc5 45. Bc6 Bd4
46. Bb7 g5 47. Kg4 h5+ 48. Kf5 Qxg3 49. Ke6 Qf2 50. Qb5 Qf6+
51. Kd5 g4 52. Bc8 Qe7 53. Bf5 Kh6 54. Qf1 Qc7 55. Qe2 Qc5+
56. Ke6 Kg5 57. Qf1 Qa3 58. Qe2 Bc5 59. Qd2+ Qe3 60. Qa5 Bb6
61. Qa2 Qf2 62. Qb1 g3 63. Bh3 Kh4 64. Bg2 Qg1 65. Qxg1 Bxg1
66. Kxd6 Bd4 67. a7 Bxa7 68. Kxe5 Kg4 69. Kd5 h4 70. e5 h3
71. Bxh3+ Kxh3 72. e6 Bc5 0-1