[Event "Olympiad-18 Preliminaries C"]
[Site "Lugano"]
[Date "1968.10.21"]
[Round "4"]
[White "Kroon, Piet"]
[Black "Mc Alpine, Kenneth"]
[Result "1/2-1/2"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Qc7 8. Bd3 Nbd7 9. O-O g6 10. Kh1 Bg7 11. fxe5 dxe5 12. Qe1 b5 13. Qh4 Bb7 14. a3 O-O 15. Bh6 Nh5 16. Bxg7 Kxg7 17. Ne2 Nc5 18. Rae1 Ne6 19. g4 Nhf4 20. Ng3 f6 21. g5 fxg5 22. Nxg5 Nxg5 23. Qxg5 Rae8 24. Ne2 Nxe2 25. Rxf8 Rxf8 26. Rxe2 Rf5 27. Qe3 Qf7 28. Kg2 1/2-1/2