[Event "Olympiad-20 Preliminaries A"]
[Site "Skopje"]
[Date "1972.09.24"]
[Round "6"]
[White "Delgado, Simon"]
[Black "Smyslov, Vassily V"]
[Result "0-1"]

1. e4 d6 2. Nf3 Nf6 3. d3 c5 4. Nbd2 Nc6 5. Be2 g6 6. O-O Bg7 7. a4 O-O 8. Re1 a6 9. Nc4
Be6 10. Nfd2 b5 11. Ne3 Nd7 12. c3 Nb6 13. axb5 axb5 14. Rxa8 Qxa8 15. f4 b4 16. c4 Na4
17. f5 Bd7 18. Bg4 e6 19. Rf1 Nxb2 20. Qc2 b3 21. Nxb3 Nb4 22. Qe2 N2xd3 23. f6 Nxc1 24.
Nxc1 Bh6 25. Bf3 Qa3 26. Re1 Qc3 27. Kh1 Bxe3 28. Qxe3 Qxf6 29. e5 Qxe5 30. Qxe5 dxe5 31.
Rxe5 Rc8 32. Nb3 Nd3 33. Re3 Nb2 34. Be2 f6 35. Nd2 Kf7 36. Rb3 Na4 37. Ne4 Ke7 38. Rb7 f5
39. Bd1 Nb2 0-1