[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.02"]
[Round "9"]
[White "Brond, Victor"]
[Black "Najdorf, Miguel"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. d5 h6 6. Bh4 exd5 7. cxd5 O-O 8. e3 Re8 9. Bd3 Bxc3+ 10. bxc3 d6 11. Ne2 Nbd7 12. O-O Ne5 13. c4 Ng6 14. Bg3 Nh5 15. Qc2 Qf6 16. Rae1 Bd7 17. Nc3 Nxg3 18. hxg3 Ne5 19. Be2 Ng4 20. Bxg4 Bxg4 21. e4 a6 22. Re3 Rab8 23. a4 b6 24. Rfe1 Qe5 25. Qb3 Bd7 26. f4 Qd4 27. Kh2 b5 28. axb5 axb5 29. cxb5 Qb4 30. Qd1 Bxb5 31. e5 dxe5 32. fxe5 Bd7 33. e6 fxe6 34. dxe6 Bc6 35. Qd6 Rbc8 36. e7 Qd4 37. Qe6+ Kh8 38. Rf1 Bd7 39. Qe5 Bc6 40. Rf4 Qxe5 41. Rxe5 Kg8 42. Rxc5 Bd7 43. Rxc8 Bxc8 44. Re4 Bd7 45. Nd5 Kf7 46. Rf4+ Kg8 1/2-1/2