[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1973.01.30"]
[Round "12"]
[White "Hartoch, Robert G"]
[Black "Ribli, Zoltan"]
[Result "0-1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. d4 d6 8. dxc5 dxc5 9. Be3 Qa5 10. Qa4 Qxa4 11. Nxa4 b6 12. Bf4 Nh5 13. Be3 Bd7 14. Nc3 Na5 15. Nd2 Bxc3 16. bxc3 Rad8 17. Be4 Nf6 18. Bd3 Ng4 19. Nb3 Nxe3 20. fxe3 Nc6 21. a4 Ne5 22. a5 Be6 23. axb6 axb6 24. Ra7 Nxd3 25. exd3 Rxd3 26. Rxe7 Bxc4 27. Rb1 Rfd8 28. Rb2 Rxc3 29. Nd2 Be6 30. Kf2 c4 31. Rb7 Rcd3 32. Nf3 c3 33. Re2 Bg4 34. Rxb6 Rd2 35. Rf6 Kg7 36. Rf4 f5 37. h3 g5 38. Rd4 Rxe2+ 0-1