[Event "Interzonal-01"]
[Site "Saltsjobaden"]
[Date "1948.08.03"]
[Round "13"]
[White "Book, Eero"]
[Black "Flohr, Salo"]
[Result "1/2-1/2"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 c5 5. e3 Nc6 6. a3 cxd4 7. exd4 dxc4 8. Bxc4 Be7 9. O-O O-O 10. Ba2 a6 11. Qd3 b5 12. Bg5 Bb7 13. Rac1 Nd5 14. Bb1 g6 15. Bh6 Re8 16. Ne4 Bf8 17. Bxf8 Rxf8 18. Rfe1 Ra7 19. Ba2 Nce7 20. Ne5 Nf5 21. g3 Nd6 22. Nc5 Ba8 23. h4 Nf5 24. h5 gxh5 25. Nf3 Qf6 26. Re5 Kh8 27. Ne4 Qg7 28. Neg5 Qg6 29. Rc5 Rd7 30. Rxf5 Qxf5 31. Qxf5 exf5 32. Ne5 Rc7 33. Nexf7+ Kg8 34. Nh6+ 1/2-1/2