[Event "Interzonal-04"]
[Site "Portoroz"]
[Date "1958.09.07"]
[Round "20"]
[White "Rossetto, Hector"]
[Black "Neikirkh, Oleg"]
[Result "0-1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. O-O g6 8. Bg5 Bg7 9. Qd2 O-O 10. Nde2 Ne5 11. Bb3 Rc8 12. Rad1 Re8 13. Kh1 Nc6 14. f4 Bg4 15. Rde1 Na5 16. Qe3 Nxb3 17. axb3 Qa5 18. h3 Bd7 19. Ra1 Qb6 20. Qxb6 axb6 21. e5 dxe5 22. fxe5 Nh5 23. g4 Bxe5 24. gxh5 Bxh3 25. hxg6 hxg6 26. Rf3 Bd7 27. Re3 Bc6+ 28. Kg1 Bd6 29. Rd3 Kg7 30. Rad1 f6 31. Be3 b5 32. R1d2 Rh8 33. Rxd6 exd6 34. Rxd6 Rh1+ 35. Kf2 b4 36. Nd1 Rh2+ 37. Ke1 Bf3 38. Rd7+ Kg8 39. Rd2 Re8 40. c3 f5 41. cxb4 Rxe2+ 42. Rxe2 Bxe2 43. Kxe2 f4 44. Kf3 fxe3 0-1