[Event "Olympiad-09"]
[Site "Dubrovnik"]
[Date "1950.09.05"]
[Round "12"]
[White "Castillo Larenas, Mariano"]
[Black "Book, Eero"]
[Result "1/2-1/2"]

1. d4 d5 2. e3 Nf6 3. Bd3 Nc6 4. f4 Nb4 5. Nf3 Nxd3+ 6. cxd3 Bg4 7. Nbd2 c6 8. O-O e6 9. Qe1 Bxf3 10. Nxf3 Be7 11. Ne5 O-O 12. b3 Nd7 13. Nf3 c5 14. Bb2 Rc8 15. Rc1 cxd4 16. Rxc8 Qxc8 17. Nxd4 Qc7 18. Qg3 Bf6 19. Rc1 Qb8 20. Ba3 Rc8 21. Qe1 Bxd4 22. exd4 h6 23. g3 1/2-1/2