[Event "Interzonal-04"]
[Site "Portoroz"]
[Date "1958.08.13"]
[Round "6"]
[White "Neikirkh, Oleg"]
[Black "Panno, Oscar"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 e5 6. Nge2 c6 7. Be3 O-O 8. Qd2 exd4 9. Bxd4 Be6 10. Nf4 c5 11. Be3 Nc6 12. Be2 Nd4 13. O-O a6 14. Bd3 Nd7 15. Nce2 Ne5 16. Nd5 Bxd5 17. cxd5 Nxd3 18. Qxd3 Nxe2+ 19. Qxe2 f5 20. Bf4 fxe4 21. fxe4 Qe7 22. a4 Be5 23. g3 Rae8 24. Rae1 Rf7 25. Bxe5 Qxe5 26. Rxf7 Kxf7 27. Rf1+ Kg7 28. Qf3 h5 29. Qf7+ Kh6 30. Rf6 Qd4+ 31. Kf1 Qd3+ 32. Kf2 Qd2+ 33. Kf3 Qd1+ 34. Kf2 Qc2+ 35. Kf1 Qb1+ 36. Kf2 Qc2+ 37. Kf1 Qc4+ 38. Kf2 Qd4+ 39. Kf1 Qd3+ 40. Kf2 Qd2+ 41. Kf1 Qd1+ 1/2-1/2