[Event "Interzonal-06"]
[Site "Amsterdam"]
[Date "1964.06.19"]
[Round "22"]
[White "Portisch, Lajos"]
[Black "Berger, Bela"]
[Result "1-0"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. a3 Nc6 9. Qc2 Qa5 10. Rd1 Ne4 11. cxd5 Nxc3 12. bxc3 exd5 13. Ng5 g6 14. Rxd5 Qxa3 15. Bc4 Nd8 16. Nxh7 Kxh7 17. Rh5+ Kg7 18. Be5+ f6 19. Rg5 1-0