[Event "NED-ch29"]
[Site "Leeuwarden"]
[Date "1974.03.25"]
[Round "7"]
[White "Hartoch, Robert G"]
[Black "Timman, Jan H"]
[Result "1/2-1/2"]
[ECO "C02"]
[Opening "French Defense: Advance Variation"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 cxd4 7. cxd4 Nh6 8. Nc3 Nf5 9. Na4 Qa5+ 10. Bd2 Bb4 11. Bc3 Bxc3+ 12. Nxc3 Qb6 13. Na4 Qa5+ 14. Nc3 Qb6 15. Na4 Qa5+ 16. Nc3 Qb6 17. Na4 Qa5+ 18. Nc3 Qb6 19. Na4 Qa5+ 20. Nc3 Qb6 1/2-1/2