[Event "Interzonal-06"]
[Site "Amsterdam"]
[Date "1964.06.21"]
[Round "23"]
[White "Foguelman, Alberto"]
[Black "Ivkov, Borislav"]
[Result "0-1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Bd2 O-O 7. e3 Bxc5 8. Rc1 b6 9. Nf3 Bb7 10. Be2 Qb8 11. O-O Rd8 12. Rfd1 Ne5 13. Nxe5 Qxe5 14. Na4 Bd6 15. f4 Qf5 16. c5 Qg6 17. g3 Qe4 18. c6 Bxc6 19. Rxc6 Qxc6 20. Rc1 Qb7 21. Qd1 Rac8 22. Bf3 Rxc1 23. Bxc1 Qc7 24. Nc3 Bc5 25. Nb5 Qb8 26. a3 a6 27. Nc3 b5 28. b4 Ba7 29. Kf2 d5 30. Ne2 Qc7 31. Bb2 Rc8 32. Nd4 Bxd4 33. Qxd4 Qc2+ 34. Kg1 Qb1+ 35. Bd1 Rc2 0-1