[Event "Interzonal-08"]
[Site "Palma de Mallorca"]
[Date "1970.11.09"]
[Round "1"]
[White "Polugaevsky, Lev"]
[Black "Mecking, Henrique"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. e4 Bb7 5. d3 d6 6. g3 Be7 7. Bg2 O-O 8. O-O c5 9. Re1 Nc6 10. d4 cxd4 11. Nxd4 Nxd4 12. Qxd4 Rb8 13. b3 Qc7 14. Bb2 Rfd8 15. Rad1 Bc6 16. Qe3 a6 17. Qe2 Bf8 18. a4 Nd7 19. h4 Qb7 20. Bf1 Nc5 21. Qc2 Nd7 22. Rd2 Nf6 23. Qd3 Ra8 24. Bg2 Nd7 25. b4 Qc7 26. f4 a5 27. b5 Bb7 28. Ba3 Rac8 29. Bf1 Nf6 30. Red1 Rd7 31. Qe3 Rcd8 32. Be2 h6 33. g4 Ne8 34. g5 g6 35. f5 exf5 36. exf5 Re7 37. Qf4 Re5 38. f6 Rf5 39. Qg3 h5 40. Nd5 Bxd5 41. Rxd5 Rxd5 42. Rxd5 Qc8 43. Rd2 Nc7 44. Bf1 Ne6 45. Qf3 Nc5 46. Bh3 Qc7 47. Qc6 Qb8 48. Bxc5 dxc5 49. Rxd8 Qxd8 50. Bd7 Qb8 51. Qe4 Qd6 52. Bc6 Qd1+ 1/2-1/2