[Event "Olympiad-20 Preliminaries A"]
[Site "Skopje"]
[Date "1972.09.20"]
[Round "2"]
[White "Hamann, Svend"]
[Black "Smyslov, Vassily V"]
[Result "0-1"]

1. c4 e5 2. Nc3 d6 3. Nf3 Bg4 4. e3 Nf6 5. h3 Bh5 6. g4 Bg6 7. Nh4 Be4 8. Nxe4 Nxe4 9. Qf3
Qxh4 10. Qxe4 c6 11. d4 Nd7 12. dxe5 dxe5 13. Bd2 Bd6 14. O-O-O Nc5 15. Qc2 a5 16. Bc3 Bc7
17. f3 O-O 18. Be1 Qh6 19. Bd2 Rfd8 20. h4 e4 21. fxe4 Qe6 22. g5 Nxe4 23. Bh3 Qe5 24. Bc3
Nxc3 25. Qxc3 Qe4 26. h5 Be5 27. Bg2 Qf5 28. Qc2 Qxg5 29. Rde1 Rd6 30. Be4 h6 31. Kb1 Rad8
32. Re2 Bf6 33. Bf5 Qg3 34. a3 Re8 35. Rhe1 Qh4 36. e4 Be5 37. Rd1 Red8 38. Rxd6 Rxd6 39.
c5 Rd8 40. Rd2 Qe1+ 0-1