[Event "Olympiad-26"]
[Site "Thessaloniki"]
[Date "1984.11.19"]
[Round "1"]
[White "Si, Ignatius"]
[Black "Tukmakov, Vladimir B"]
[Result "0-1"]
[WhiteElo "2225"]
[BlackElo "2550"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 d6 4. d4 Nbd7 5. e4 c6 6. Bd3 g6 7. h3 Bg7 8. dxe5 dxe5 9. Be3 Qe7 10. Bc2 O-O 11. a3 Nc5 12. O-O Nh5 13. Qc1 Ne6 14. Ne2 a5 15. Rd1 f5 16. exf5 gxf5 17. Ng5 f4 18. Nxe6 Bxe6 19. Bd2 f3 20. Ng3 Nf4 21. Bxf4 exf4 22. Nh5 Qg5 23. Ng3 Bh6 24. Rd6 Rae8 25. c5 fxg3 26. Qxg5+ Bxg5 27. Rxe6 Rxe6 28. Bb3 gxf2+ 29. Kxf2 fxg2+ 30. Kxg2 Rf6 31. Re1 Kf7 0-1