[Event "Interzonal-05"]
[Site "Stockholm"]
[Date "1962.02.13"]
[Round "11"]
[White "Bertok, Mario"]
[Black "Filip, Miroslav"]
[Result "1/2-1/2"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. d4 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 c5 9. dxc5 Bxc5 10. Nbd2 Nc6 11. Nxc4 Qe7 12. Bf4 Nb4 13. Qc3 b6 14. Be3 1/2-1/2