[Event "Buenos Aires Clarin International"]
[Site "Buenos Aires"]
[Date "1979.??.??"]
[Round "7"]
[White "Panno, Oscar"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]
[WhiteElo "2545"]
[BlackElo "2525"]
[ECO "E05"]
[Opening "Catalan Opening: Open Defense, Classical Line"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 a6 8. a4 Nc6 9. Qxc4 Qd5 10. Qc3 Rd8 11. e3 Qh5 12. Nbd2 Nd5 13. Qc2 e5 14. Nxe5 Nxe5 15. dxe5 Qxe5 16. Nc4 Qh5 17. Bd2 Be6 18. Rfd1 Rd7 19. e4 Nb4 20. Bxb4 Rxd1+ 21. Rxd1 Bxb4 22. Ne3 Qc5 23. Qxc5 Bxc5 24. Nd5 Bd6 25. Bf1 Kf8 26. Bc4 Bg4 27. Rd3 Rd8 28. Kg2 Be5 29. f3 Be6 30. f4 Bxb2 31. Nxc7 Rxd3 1/2-1/2