[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.07"]
[Round "13"]
[White "Najdorf, Miguel"]
[Black "Panno, Oscar"]
[Result "1-0"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. Qc2 O-O 5. a3 Bxc3 6. Qxc3 d6 7. g3 e5 8. Bg2 Re8 9. O-O
c5 10. d3 Nc6 11. e3 a5 12. b3 Rb8 13. Bb2 b5 14. cxb5 Rxb5 15. Nd2 Ne7 16. f4 Bb7 17. e4
Nc6 18. fxe5 dxe5 19. a4 Rb4 20. Qxc5 Nd7 21. Qf2 f6 22. Bc3 Ba6 23. Bxb4 Nxb4 24. Nc4
Nxd3 25. Qe3 Bxc4 26. bxc4 Qb6 27. Qxb6 Nxb6 28. Rfb1 Nb4 29. c5 Nd7 30. Rc1 1-0