[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1969.01.24"]
[Round "9"]
[White "Ciric, Dragoljub M"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. g3 a6 7. Bg2 Nf6 8. O-O Be7 9. Nce2 O-O 10. c4 Rb8 11. Nc3 Ne5 12. Bf4 d6 13. Rc1 Nxc4 14. Nce2 e5 15. b3 1/2-1/2