[Event "Olympiad-21 Preliminaries B"]
[Site "Nice"]
[Date "1974.06.15"]
[Round "9"]
[White "Byrne, Robert Eugene"]
[Black "Penrose, Jonathan"]
[Result "1-0"]
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 a6 7. g5 Nfd7 8. Bg2 Nc6 9. f4 h6 10. h4 hxg5 11. hxg5 Rxh1+ 12. Bxh1 Qb6 13. Nf3 Nc5 14. Qd2 Bd7 15. a3 a5 16. b3 O-O-O 17. Bb2 g6 18. O-O-O Bg7 19. Qe1 Ne7 20. Kb1 e5 21. fxe5 dxe5 22. Nd5 Nxd5 23. Rxd5 Be6 24. Rxd8+ Qxd8 25. Nxe5 Bxe5 26. Bxe5 Qxg5 27. Qc3 b6 28. Bf3 Kb7 29. Bd6 Qg1+ 30. Kb2 g5 31. e5+ Ka7 32. Bc6 g4 33. b4 Qh1 34. Qxc5 1-0