[Event "Mar del Plata International-25"]
[Site "Mar del Plata"]
[Date "1962.04.04"]
[Round "9"]
[White "Rossetto, Hector"]
[Black "Penrose, Jonathan"]
[Result "1-0"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e4 d6 6. Be2 h6 7. Bh4 Nbd7 8. c3 Nh5 9. O-O Nf4 10. Bc4 c6 11. a4 g5 12. Nxg5 hxg5 13. Bxg5 Ne6 14. Be3 Nf6 15. Bd3 Nc7 16. h3 e5 17. f4 exf4 18. Bxf4 Ne6 19. Bxd6 Qxd6 20. e5 Qe7 21. exf6 Bxf6 22. Qh5 Rd8 23. Rae1 Rd5 24. Qh6 Bg7 25. Qh7+ Kf8 26. Bg6 Bd7 27. Ne4 Be8 28. h4 Rad8 29. Ng3 c5 30. Nf5 Qf6 31. Rxe6 Rxf5 32. Bxf5 fxe6 33. Bxe6 cxd4 34. cxd4 Rxd4 35. Rxf6+ Bxf6 36. Qf5 Ke7 37. Bc8 Bf7 38. Bxb7 Be6 39. Qc5+ Rd6 40. Qb4 Kd7 41. Bf3 Rb6 42. Qd2+ Ke7 43. Qe3 Rxb2 44. Bg4 1-0