[Event "Olympiad-20 Final D"]
[Site "Skopje"]
[Date "1972.10.09"]
[Round "12"]
[White "Potter, H"]
[Black "Choong, Liong On Mark"]
[Result "1-0"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 Nc6 6. Bc4 e6 7. O-O Nf6 8. Qe2 Bd7 9. Rd1 Qc7 10. Be3 a6 11. Rac1 Be7 12. Bb3 O-O 13. Nd5 exd5 14. exd5 Rfd8 15. Ng5 Be8 16. Qc4 Bf8 17. Bf4 h6 18. Nf3 Qd7 19. dxc6 bxc6 20. Ba4 d5 21. Qc3 Qf5 22. Bc7 Ne4 23. Qa5 Qf6 24. Bxd8 Rxd8 25. Bxc6 Bxc6 26. Rxc6 Rd6 27. Rxd6 Qxd6 28. Qxd5 Qg6 29. Rf1 Bc5 30. h3 Kh7 31. Nh4 Qe6 32. Qxe6 fxe6 33. g3 Nxg3 34. Re1 Nf5 35. Nxf5 exf5 36. Re5 Bd4 37. Rxf5 1-0