[Event "Olympiad-10 Final B"]
[Site "Helsinki"]
[Date "1952.08.27"]
[Round "7"]
[White "Mandelbaum, Albert2222"]
[Black "Ortega, Rogelio"]
[Result "1-0"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nd7 5. Qc2 Ngf6 6. cxd5 exd5 7. Bg5 Qa5 8. Bd2 Qd8 9. e3 Bd6 10. Bd3 O-O 11. O-O Re8 12. Rae1 Nf8 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 Bg4 16. Ne5 Be6 17. Bc3 Qh4 18. f4 f6 19. g3 Qh3 20. Bg2 Qh5 21. Bf3 Qh3 22. Bg2 Qh6 23. Bd2 f5 24. Re2 Qf6 25. Rfe1 Bc7 26. Kh1 Bb6 27. Bc3 Red8 28. Nxc6 bxc6 29. d5 Qe7 30. dxe6 Rd6 31. Qxf5 Rad8 32. Qf7+ Qxf7 33. exf7+ Kxf7 34. Re7+ Kg6 35. Be4+ Kh5 36. Bxg7 h6 37. Bxf8 Rxf8 38. Rg7 1-0