[Event "Olympiad-20 Final D"]
[Site "Skopje"]
[Date "1972.10.03"]
[Round "7"]
[White "Calderon, D"]
[Black "Giam, Choo Kwee"]
[Result "0-1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 Bg4 7. h3 Bxf3 8. Bxf3 Nc6 9. Be3 e5 10. d5 Nd4 11. Bxd4 exd4 12. Ne2 Re8 13. Qc2 c5 14. O-O Qe7 15. Ng3 Nd7 16. Rfe1 Ne5 17. Bd1 Qh4 18. Rb1 a5 19. b3 b6 20. Rf1 Bh6 21. Qe2 Bf4 22. Nh1 d3 23. Qe1 Qh6 24. g3 Bd2 0-1