[Event "Olympiad-18 Preliminaries A"]
[Site "Lugano"]
[Date "1968.10.18"]
[Round "1"]
[White "Kottnauer, Cenek"]
[Black "Constantinou, Agathoclis"]
[Result "1-0"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Bd2 dxc4 7. Bxc4 Nfd7 8. O-O Nb6 9. Be2 Nc6 10. Qc2 Bf5 11. e4 Bg4 12. d5 Bxf3 13. dxc6 Bxe2 14. Nxe2 Na4 15. cxb7 Rb8 16. Bf4 e5 17. Be3 Nb6 18. Rfd1 Qh4 19. Qc6 f5 20. Bc5 Rf7 21. g4 a5 22. b4 fxe4 23. bxa5 1-0