[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1973.01.14"]
[Round "1"]
[White "Hartoch, Robert G"]
[Black "Najdorf, Miguel"]
[Result "1/2-1/2"]

1. c4 g6 2. e4 Bg7 3. d4 d6 4. Nc3 Nd7 5. g3 e5 6. Nf3 Ngf6 7. Bg2 O-O 8. O-O c6 9. h3 Qb6 10. Re1 Re8 11. d5 Nc5 12. Re2 cxd5 13. cxd5 Bd7 14. Be3 Rec8 15. Ne1 Qa6 16. Rc2 b5 17. Nd3 Nxd3 18. Qxd3 Qb7 19. Rac1 b4 20. Nb1 Ne8 21. Nd2 f5 22. Rxc8 Rxc8 23. Rxc8 1/2-1/2