[Event "Olympiad-23"]
[Site "Buenos Aires"]
[Date "1978.11.08"]
[Round "13"]
[White "Orestes, Jorge"]
[Black "Arbouche, Muhamed"]
[Result "0-1"]

1. e4 Nf6 2. Nc3 d5 3. e5 Nfd7 4. d4 c5 5. f4 e6 6. Nce2 Nc6 7. Nf3 Qb6 8. a3 f6 9. c3 Be7 10. Rb1 cxd4 11. Nexd4 Nxd4 12. Nxd4 fxe5 13. fxe5 Nxe5 14. Be3 O-O 15. Nf5 Bc5 16. Bxc5 Qxc5 17. Qd4 Qc7 18. Ne7+ Qxe7 19. Qxe5 Rf5 20. Qd4 e5 21. Qxd5+ Be6 22. Qe4 Qc5 23. Qc2 Raf8 24. b4 Qe3+ 25. Be2 Bc4 26. Qd2 Rf1+ 27. Rxf1 Rxf1+ 28. Kxf1 Qxd2 29. Bxc4+ Kf8 30. Be2 Qxc3 31. a4 e4 32. a5 e3 33. h3 Qf6+ 34. Bf3 Qe5 35. Ke2 Qc3 36. Rd1 Qxb4 37. Kxe3 Qxa5 38. Kd4 b5 39. Kc5 Qb6+ 40. Kd5 b4 41. Kc4 a5 42. Rd5 b3 43. Rb5 Qa6 44. Bb7 Qe6+ 45. Bd5 Qe2+ 46. Kc5 b2 0-1