[Event "Interzonal-05"]
[Site "Stockholm"]
[Date "1962.02.28"]
[Round "20"]
[White "Bertok, Mario"]
[Black "Barcza, Gedeon"]
[Result "1/2-1/2"]

1. c4 e5 2. Nc3 d6 3. g3 Nc6 4. Bg2 Be6 5. d3 Qd7 6. Rb1 Nge7 7. e4 Nd4 8. Be3 g6 9. Nd5 Bg7 10. Bxd4 exd4 11. Ne2 O-O 12. O-O Qd8 13. Nxe7+ Qxe7 14. Qc2 a5 15. Nf4 1/2-1/2