[Event "Interzonal-06"]
[Site "Amsterdam"]
[Date "1964.06.17"]
[Round "21"]
[White "Pachman, Ludek"]
[Black "Vranesic, Zvonko"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Qc2 Nbd7 8. Bd3 h6 9. Bh4 O-O 10. Nge2 Re8 11. O-O Ne4 12. Bxe7 Qxe7 13. Rab1 a5 14. a3 Nd6 15. b4 axb4 16. axb4 b5 17. Ra1 Rxa1 18. Rxa1 Nf6 19. Nd1 Nc4 20. Qc3 Bg4 21. Ng3 g6 22. Bc2 Bxd1 23. Bxd1 h5 24. Bf3 Nh7 25. Ra6 Rc8 26. h3 Nf6 27. Nf1 Kg7 28. Nd2 Qb7 29. Ra1 Ra8 30. Nb3 Ra7 1/2-1/2