[Event "IBM"]
[Site "Amsterdam"]
[Date "1973.??.??"]
[Round "8"]
[White "Ree, Hans"]
[Black "Szabo, Laszlo"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Bc4 Qb6 9. Bb3 Be7 10. f5 Nc5 11. fxe6 fxe6 12. Na4 Qa5+ 13. Bd2 Qc7 14. Nxc5 Qxc5 15. Be3 e5 16. Nf5 Qb4+ 17. Qd2 Qxd2+ 18. Bxd2 Bf8 19. Ne3 Bd7 20. Nd5 Nxd5 21. Bxd5 Bc6 22. c4 Bxd5 23. cxd5 Rc8 24. Rc1 Rxc1+ 25. Bxc1 Be7 26. Be3 1/2-1/2