[Event "Olympiad-20 Preliminaries A"]
[Site "Skopje"]
[Date "1972.09.19"]
[Round "1"]
[White "Rantanen, Yrjo A"]
[Black "Pena, Gustavo"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Nc3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Qe2 Nd7 11. d4 f6 12. Rd1 Qc8 13. Be3 O-O 14. Nh4 Bf7 15. Nf5 Qe8 16. f4 Bb4 17. Qf3 Bc4 18. Ne2 g6 19. Nfg3 exf4 20. Nxf4 Qe7 21. h4 Rae8 22. h5 g5 23. Nh3 h6 24. Nf2 Be6 25. Nf5 Bxf5 26. Qxf5 Nb6 27. c3 Nc4 28. Re1 Bd6 29. Kg2 Nxb2 30. Rab1 Na4 31. Rxb7 Nxc3 32. Rb3 Nxa2 33. Bd2 Rb8 34. Reb1 Rb5 35. Rxb5 axb5 36. Rb2 Ra8 37. e5 fxe5 38. Ne4 Qf7 39. Nf6+ Kg7 40. Qh7+ Kxf6 41. dxe5+ Bxe5 42. Qxh6+ Ke7 43. Qxc6 Bxb2 44. Bxg5+ Bf6 45. Bxf6+ Qxf6 46. Qxa8 Nc3 47. Qa3+ Kf7 48. Qc5 c6 49. g5 Ne4 50. Qa7+ Qe7 51. g6+ Ke6 52. Qa2+ Ke5 53. Qa1+ Kf5 54. Qf1+ Kg5 55. Qf7 Qc5 56. g7 Nf6 57. Qg6+ 1-0