[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1968.01.28"]
[Round "15"]
[White "Portisch, Lajos"]
[Black "Tal, Mihail"]
[Result "1/2-1/2"]
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. h3 Bh5 7. O-O a6 8. Be2 c5 9. dxc5 Qxd1 10. Rxd1 Nc6 11. b3 Bxc5 12. Bb2 O-O 13. Nc3 Rfd8 14. Ne1 1/2-1/2