[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.03.28"]
[Round "6"]
[White "Najdorf, Miguel"]
[Black "Polugaevsky, Lev"]
[Result "0-1"]
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nc6 9. Bd3
cxd4 10. exd4 Be7 11. a3 a6 12. Bc2 b5 13. Qd3 Bb7 14. Re1 g6 15. Bb3 Rc8 16. Bh6 Re8 17.
Ba2 b4 18. Ne2 Na5 19. Nf4 b3 20. Bxb3 Be4 21. Qd1 Nxb3 22. Qxb3 Bc2 23. Qa2 Ng4 24. Nxe6
Qb6 25. Ng7 Bb3 26. Qb1 Red8 27. Nf5 gxf5 28. Rxe7 Nxh6 29. Qd3 Qf6 30. Ra7 Bc4 31. Qd2
Bd5 32. Ne5 Ng4 33. Qf4 Nxe5 34. dxe5 Qg6 35. g3 Be4 36. Re1 Rd3 37. e6 Qxe6 0-1