[Event "Hoogovens"]
[Site "Beverwijk"]
[Date "1964.01.25"]
[Round "14"]
[White "Nei, Iivo"]
[Black "Portisch, Lajos"]
[Result "1-0"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Nc3 b5 7. Bb3 d6 8. Nd5 Bb7 9. Nxe7 Qxe7 10. Re1 Na5 11. d4 Nxb3 12. axb3 Nxe4 13. Qd3 f5 14. c4 O-O 15. cxb5 axb5 16. Rxa8 Bxa8 17. dxe5 dxe5 18. Qxb5 Re8 19. b4 Qe6 20. Qa5 Qd6 21. h3 Bd5 22. Rd1 Nf6 23. Bg5 c6 24. b5 Qc5 25. Nh4 Be6 26. Rd8 Rxd8 27. Qxd8+ Qf8 28. Bxf6 1-0