[Event "Olympiad-10 Preliminaries A"]
[Site "Helsinki"]
[Date "1952.08.10"]
[Round "1"]
[White "Penrose, Jonathan"]
[Black "Bolbochan, Julio"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Nc3 b5 7. Bb3 d6 8. Nd5 Na5 9. Nxe7 Qxe7 10. d4 h6 11. Re1 O-O 12. c3 Nxb3 13. axb3 Re8 14. d5 c6 15. c4 cxd5 16. cxd5 Nh7 17. Bd2 f5 18. exf5 Bxf5 19. Nd4 Qf6 20. Nc6 Qg6 21. Re3 Be4 22. Rg3 Qf6 23. Be3 Nf8 24. f3 Bf5 25. f4 Ng6 26. fxe5 Nxe5 27. Bd4 Bd7 28. Qd2 Rf8 29. Nxe5 dxe5 30. Bc5 Rf7 31. Rf3 Qg6 32. Rxf7 Qxf7 33. Rc1 Qg6 1/2-1/2