[Event "IBM"]
[Site "Amsterdam"]
[Date "1969.??.??"]
[Round "8"]
[White "Ivkov, Borislav"]
[Black "Tatai, Stefano"]
[Result "1-0"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 O-O 8. d5 Nxc3 9. Bxc3 Bf6 10. Nd4 c6 11. O-O cxd5 12. cxd5 Bxd5 13. Bxd5 exd5 14. Nb5 Nc6 15. Qxd5 Re8 16. Bxf6 Qxf6 17. Nc3 Qe6 18. Rad1 Ne5 19. Nb5 Qxd5 20. Rxd5 Re7 21. Rfd1 Kf8 22. b3 Ng4 23. Rxd7 Rxe2 24. Nc7 1-0