[Event "Interzonal-02"]
[Site "Saltsjobaden"]
[Date "1952.09.15"]
[Round "1"]
[White "Sanchez, Luis Augusto"]
[Black "Prins, Lodewijk"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Re1 b5 7. Bb3 h6 8. c3 g5 9. d4 Qe7 10. a4 Rb8 11. axb5 axb5 12. Na3 Bg7 13. Nxb5 Rxb5 14. Ba4 Rb6 15. d5 Bd7 16. dxc6 Bg4 17. b4 O-O 18. Be3 Ra6 19. b5 Ra5 20. Bd2 Be6 21. c4 Raa8 22. c5 g4 23. cxd6 Qxd6 24. Nh4 Rfd8 25. Bc3 Qc5 26. Qc2 Ne8 27. Rac1 Nd6 28. Nf5 Bxf5 29. exf5 Nxb5 30. Bxb5 Qxb5 31. f6 Bxf6 32. Qf5 Rd6 33. Qxg4+ Kh8 34. Qh5 Rxc6 35. Qxf7 Bg7 36. Qh5 Re6 37. Ba1 Rc8 38. Qh3 Qe8 39. f4 e4 40. f5 Re5 41. f6 Re6 42. fxg7+ 1-0