[Event "Olympiad-25"]
[Site "Luzern"]
[Date "1982.10.30"]
[Round "1"]
[White "Riza, Conrad"]
[Black "Sigurjonsson, Gudmundur"]
[Result "0-1"]
[BlackElo "2435"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Be2 Bb7 9. O-O a6 10. a4 Be7 11. e4 b4 12. e5 bxc3 13. exf6 Bxf6 14. bxc3 c5 15. Bf4 O-O 16. Rb1 Be4 17. Bd3 Bxd3 18. Qxd3 cxd4 19. cxd4 Nb6 20. Qb3 Nd5 21. Bg3 Qa5 22. Rfc1 Rfc8 23. Rxc8+ Rxc8 24. Qb7 Rd8 25. Qc6 h6 26. h3 Ne7 27. Qb6 Qxb6 28. Rxb6 Ra8 29. Be5 Nd5 30. Rc6 Be7 31. Kf1 Kf8 32. Ke2 Bb4 33. Rc4 Ba3 34. Nd2 f6 35. Bg3 Ke7 36. a5 Bb4 37. Nb3 Kd7 38. Kd3 Ra7 39. Kc2 Rb7 40. Nc5+ Bxc5 41. Rxc5 Rb4 42. Kd3 Rb1 43. Bh2 Rb2 44. Bg3 Ra2 45. h4 h5 46. Kc4 Ra3 47. Rxd5+ exd5+ 48. Kxd5 Rxa5+ 0-1