[Event "Olympiad-15 Final C"]
[Site "Varna"]
[Date "1962.10.09"]
[Round "11"]
[White "Rivera, D"]
[Black "Hemasian, Nasser"]
[Result "1/2-1/2"]
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 b6 5. Nc3 Bb7 6. Nh3 c6 7. cxd5 cxd5 8. O-O Be7 9. Bf4 O-O 10. Rc1 Nc6 11. Re1 Rc8 12. Bg5 Ne4 13. Nxe4 dxe4 14. Bxe7 Nxe7 15. Rxc8 Nxc8 16. e3 Bd5 17. Qc2 Nd6 18. Nf4 Qd7 19. Nxd5 exd5 20. Rc1 Rc8 21. Qd1 g6 22. Bf1 Rxc1 23. Qxc1 Qc8 24. Qxc8+ Nxc8 25. Bb5 Kf8 26. Bd7 Ne7 27. Kf1 Ng8 28. Ke2 Ke7 29. Ba4 1/2-1/2