[Event "Olympiad-19 Preliminaries A"]
[Site "Siegen"]
[Date "1970.09.07"]
[Round "3"]
[White "Belliard Alonzo, Luis Manuel"]
[Black "Vizantiadis, Lazaros"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. d5 Bf5 5. e3 Nbd7 6. Nge2 a5 7. Ng3 Bg6 8. e4 h5 9. Bd3 Nc5 10. f3 Nfd7 11. Be3 Be7 12. Qd2 Nxd3+ 13. Qxd3 Bg5 14. Qd2 Bxe3 15. Qxe3 h4 16. Nf1 Nc5 17. Nd2 Rh5 18. O-O-O a4 19. g4 Rh6 20. Ndb1 Kf8 21. Na3 f6 22. Rhe1 Be8 23. Re2 Bd7 24. Red2 Qe8 25. Kb1 g5 26. h3 Ke7 27. Ncb5 Qc8 28. Qc3 Rh8 29. Nc2 Ra6 30. Nba3 Ra8 31. Ne3 Qe8 32. Kc2 Kf7 33. Ra1 Ra6 1/2-1/2