[Event "Olympiad-20 Preliminaries A"]
[Site "Skopje"]
[Date "1972.09.23"]
[Round "5"]
[White "Hernandez Onna, Roman"]
[Black "Rantanen, Yrjo A"]
[Result "1-0"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. Bh6 Qa5 10. Bxg7 Kxg7 11. g4 cxd4 12. Nxd4 Nc5 13. Be2 b5 14. g5 Nh5 15. b4 Qxb4 16. Nc6 Qa3 17. Nb1 Qa4 18. Qb2+ e5 19. Nc3 Nf4 20. Nxa4 1-0