[Event "Mar del Plata International-26"]
[Site "Mar del Plata"]
[Date "1965.04.01"]
[Round "10"]
[White "Rossetto, Hector"]
[Black "Najdorf, Miguel"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Nf3 O-O 7. Be2 e5 8. Bg5 h6 9. Bh4 Qc7 10. O-O Nh5 11. Ne1 Nf4 12. f3 f5 13. a3 a6 14. Rb1 Nd7 15. Bf2 Nf6 16. Nd3 fxe4 17. Nxe4 Nxe4 18. fxe4 Bd7 19. Be3 g5 20. Nf2 b5 21. b3 Nxe2+ 22. Qxe2 Rab8 23. h4 gxh4 24. Qh5 Kh7 25. Qxh4 Qd8 26. Qh5 Qe8 27. Qxe8 Bxe8 28. cxb5 axb5 29. Nh1 Bd7 30. Ng3 Kg6 31. Rxf8 Rxf8 32. a4 Ra8 33. axb5 Rb8 34. Ra1 Rxb5 35. Ra7 Bg4 36. Nf5 Bxf5 37. exf5+ Kf6 38. Bf2 Rb4 39. Ra6 Kxf5 40. Rxd6 1/2-1/2