[Event "IBM"]
[Site "Amsterdam"]
[Date "1970.07.18"]
[Round "5"]
[White "Spassky, Boris Vasilievich"]
[Black "Ciric, Dragoljub M"]
[Result "1-0"]
1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. b3 Nbd7 8. Bb2 b6 9. Nbd2
Bb7 10. Rc1 Rc8 11. e3 c5 12. Qe2 Rc7 13. cxd5 Bxd5 14. e4 Bb7 15. e5 Nd5 16. Nc4 Qa8 17.
Nd6 Bxd6 18. exd6 Rc6 19. dxc5 bxc5 20. Ng5 Rxd6 21. Rfd1 Ra6 22. Qe4 f5 23. Qc4 Qe8 24.
Re1 Rxa2 25. Rxe6 Qa8 26. Bxd5 Bxd5 27. Qh4 h6 28. Qxh6 Nf6 29. Rxf6 1-0