[Event "Olympiad-10 Preliminaries A"]
[Site "Helsinki"]
[Date "1952.08.10"]
[Round "1"]
[White "Pfeiffer, Gerhard"]
[Black "Cobo Arteaga, Eldis"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Be7 7. O-O O-O 8. Re1 Bg4 9. h3 Bh5 10. Nbd2 b5 11. Bc2 d5 12. Qe2 Re8 13. Nf1 Bg6 14. g4 Qd7 15. Ng3 Rad8 16. Nh4 Kh8 17. Nhf5 Bf8 18. Bg5 Bxf5 19. Nxf5 Ne7 20. Ng3 Neg8 21. Bb3 h6 22. Be3 c6 23. Qf3 Nh7 24. a4 Ng5 25. Qg2 Nf6 26. axb5 axb5 27. Ra7 Qe6 28. h4 Ngh7 29. f3 g6 30. Rea1 Rd7 31. R7a6 Qd6 32. g5 d4 33. cxd4 exd4 34. Bd2 Ng8 35. Rc1 Rc8 36. f4 hxg5 37. hxg5 f6 38. gxf6 Qxf6 39. e5 Qh4 40. Be6 Rdc7 41. Bxc8 Rxc8 42. Raxc6 Rxc6 43. Rxc6 Ne7 44. Ra6 Nd5 45. Rxg6 Nxf4 46. Bxf4 Qxf4 47. Nf1 1-0