[Event "British CF-58 Championship"]
[Site "Blackpool/ Lancashire"]
[Date "1971.08.09"]
[Round "1"]
[White "Penrose, Jonathan"]
[Black "MacDonald Ross, Michael"]
[Result "1/2-1/2"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. h3 Nd7 8. Be3 e5 9. dxe5 dxe5 10. f5 Nd4 11. g4 b6 12. O-O Bb7 13. Qd2 Kh8 14. Ng5 Qe7 15. Qf2 h6 16. Nf3 gxf5 17. Nxd4 exd4 18. Bxd4 fxg4 19. Bxg7+ 1/2-1/2