[Event "IBM"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "3"]
[White "Langeweg, Kick"]
[Black "Ciric, Dragoljub M"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nf3 e6 3. b3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Bb2 b5 8. Qc2 Bb7 9. d3 Na6 10. Nbd2 Rc8 11. Rad1 bxc4 12. dxc4 Qa5 13. a3 Nb8 1/2-1/2