[Event "Interzonal-04"]
[Site "Portoroz"]
[Date "1958.08.30"]
[Round "15"]
[White "De Greif, Boris"]
[Black "Fischer, Robert James"]
[Result "0-1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Qc7 8. Bd3 Nbd7 9. a4
b6 10. O-O Bb7 11. Kh1 g6 12. Qe1 Bg7 13. fxe5 dxe5 14. Qh4 O-O 15. Ng5 h6 16. Nh3 g5 17.
Bxg5 hxg5 18. Nxg5 Rfd8 19. Nd5 Bxd5 20. exd5 Nf8 21. c4 Rd6 22. Rae1 Re8 23. h3 Qe7 24.
Ne4 Nxe4 25. Qxe4 Rf6 26. Rf5 Rxf5 27. Qxf5 a5 28. b3 Rd8 29. Rf1 Rd6 30. Qg4 Rf6 31. Rf5
Rxf5 32. Bxf5 Qf6 33. Qe4 Ng6 34. g3 Ne7 35. Bh7+ 0-1