[Event "Interzonal-01"]
[Site "Saltsjobaden"]
[Date "1948.07.23"]
[Round "6"]
[White "Book, Eero"]
[Black "Pachman, Ludek"]
[Result "1/2-1/2"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. dxc3 Qxd1+ 7. Kxd1 Nd7 8. Bf4 c6 9. Nd2 e5 10. Bg3 f6 11. a4 Nc5 12. f4 exf4 13. Bxf4 Be6 14. Kc2 f5 15. g3 fxe4 16. b4 Nd3 17. Be3 Bg7 18. Bg2 O-O 19. Rhf1 Rxf1 20. Rxf1 Ne5 21. Bxe4 1/2-1/2