[Event "Olympiad-16 Preliminaries A"]
[Site "Tel Aviv"]
[Date "1964.11.06"]
[Round "4"]
[White "Villarroel, Geber"]
[Black "Vergara, Pablo"]
[Result "0-1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qf3 Qf6 11. Qg3 h6 12. a4 g5 13. Be3 Bc7 14. Nd2 Ne7 15. f3 Ng6 16. Rfd1 Nf4 17. Bf1 h5 18. Nc4 b6 19. Rd2 h4 20. Qf2 g4 21. fxg4 Bxg4 22. Bxf4 exf4 23. e5 Qg5 24. Nd6+ Kf8 25. Kh1 Qxe5 26. Re1 Qf6 27. Ne4 Qg7 28. Be2 Be6 29. Bf3 Re8 30. Nd6 Rd8 31. Ne4 Bd5 32. Red1 Re8 33. Rxd5 cxd5 34. Rxd5 Rd8 35. Rxd8+ Bxd8 36. Qd2 Be7 37. Qxf4 Qh6 38. Qxh6+ Rxh6 39. Kg1 f5 40. Nd2 Bg5 41. Nc4 Re6 42. Kf1 Bf4 43. Bd5 Re7 44. Kf2 Bxh2 45. Ne3 Bg1+ 46. Kxg1 Rxe3 47. Bc4 Re1+ 0-1