[Event "Olympiad-13 Final A"]
[Site "Munich"]
[Date "1958.10.22"]
[Round "11"]
[White "Petrosian, Tigran V"]
[Black "Nievergelt, Erwin"]
[Result "1-0"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Bf4 Bg7 8. Qa4+ Bd7 9. Qb3
Qc7 10. Nf3 O-O 11. Be2 Bg4 12. Nb5 Qa5+ 13. Nd2 c4 14. Qxc4 Rc8 15. Qd3 Bxe2 16. Qxe2
Nxe4 17. O-O Nxd2 18. Bxd2 Qa6 19. Bb4 Nd7 20. Bxd6 Nf6 21. a4 Re8 22. Qf3 Rad8 23. Bc7
Rxd5 24. Bf4 Re4 25. Nc7 Rd3 26. Qxe4 1-0