[Event "IBM"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "2"]
[White "Timman, Jan H"]
[Black "Jansa, Vlastimil"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. Bg2 Nc6 8. h3 Bd7 9. Ndb5 Qb8 10. a4 a6 11. Na3 Qc7 12. Be3 Rb8 13. f4 Be7 14. Qd2 O-O 15. Qf2 b6 16. O-O Na5 17. Qe2 Bc8 1/2-1/2