[Event "Olympiad-23"]
[Site "Buenos Aires"]
[Date "1978.11.10"]
[Round "14"]
[White "Hassan, Abdullah1111"]
[Black "Tan, Bian Huat"]
[Result "1/2-1/2"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 d6 5. Ne2 Bd7 6. O-O a6 7. Bxc6 Bxc6 8. f4 Be7 9. d3 Ng4 10. Qd2 O-O 11. h3 Nh6 12. fxe5 dxe5 13. e4 Bg5 14. Qc3 Be3+ 15. Kh1 Re8 16. Rf3 Bb6 17. Nd2 f6 18. Raf1 Nf7 19. Nc4 Rc8 20. Bc1 Nd6 21. Nxd6 cxd6 22. Qd2 d5 23. Rg3 Kh8 24. exd5 Bxd5 25. c4 Bc6 26. Bb2 Qe7 27. d4 exd4 28. Nxd4 Bxd4 29. Qxd4 Rf8 30. Re3 Qf7 31. Rfe1 Qg6 32. Qd2 Rcd8 33. Qf2 Rd7 34. Ba3 Rfd8 35. Be7 Rd2 36. R3e2 Rxe2 37. Qxe2 Re8 38. Qf2 Kg8 39. Bb4 1/2-1/2