[Event "October Revolution 50years"]
[Site "Moscow"]
[Date "1967.06.16"]
[Round "17"]
[White "Filip, Miroslav"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. Bd2 Nxc5 8. e3 b6 9. Be2 Bb7 10. O-O Nce4 11. Nxe4 Bxe4 12. Bd3 Bxd3 13. Qxd3 1/2-1/2