[Event "Olympiad-19 Final A"]
[Site "Siegen"]
[Date "1970.09.21"]
[Round "7"]
[White "Petrosian, Tigran V"]
[Black "Liebert, Heinz"]
[Result "1-0"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Nd5 e4 6. Nh4 O-O 7. Bg2 Re8 8. O-O Bf8 9. d3
exd3 10. Qxd3 Ne5 11. Qc2 c6 12. Nxf6+ Qxf6 13. b3 d6 14. Bb2 Qh6 15. Rad1 Ng6 16. Nf5 Qh5
17. Nd4 Ne5 18. f3 f5 19. Rde1 Bd7 20. e4 fxe4 21. Rxe4 Ng6 22. f4 Rxe4 23. Bxe4 Re8 24.
Bf5 Bxf5 25. Qxf5 Qxf5 26. Nxf5 Nh8 27. Kf2 Nf7 28. Ne3 Be7 29. Rd1 Bd8 30. Bd4 Bb6 31.
Bxb6 axb6 32. g4 g6 33. h4 Kg7 34. g5 h6 35. Ng4 hxg5 36. hxg5 Ra8 37. Rd2 Re8 38. Nf6 Re7
39. Rd3 Re6 40. Rh3 Re7 41. b4 Re6 42. Ra3 Nh6 43. gxh6+ Kxf6 44. Re3 Rxe3 45. Kxe3 Kf7
46. Ke4 Kg8 47. f5 Kh7 48. fxg6+ Kxg6 49. b5 1-0