[Event "Interzonal-09b playoff plac3 2+3"]
[Site "Portoroz"]
[Date "1973.09.09"]
[Round "3"]
[White "Polugaevsky, Lev"]
[Black "Portisch, Lajos"]
[Result "0-1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 a6 8. a3 c6 9. Bd3 h6 10. Bh4 dxc4 11. Bxc4 b5 12. Ba2 c5 13. O-O Bb7 14. dxc5 Nxc5 15. Nd4 Rc8 16. f3 Qb6 17. b4 Ncd7 18. Bf2 Bd6 19. e4 Qc7 20. g3 Qb8 21. Qe2 Ne5 22. Rfd1 Rfd8 23. Nxe6 fxe6 24. Bxe6+ Kh8 25. f4 Rxc3 26. Rxc3 Nxe4 27. Re3 Nxf2 28. Kxf2 Nc4 29. Bxc4 bxc4 30. Qxc4 Rf8 31. Rd4 Be5 32. Rde4 Bxe4 33. Rxe4 Qb6+ 34. Kg2 Bf6 35. Re6 Qb5 36. Qxb5 axb5 37. Rb6 Ra8 38. Rxb5 Rxa3 39. h4 Bc3 40. Rb6 Be1 41. Rg6 Bxb4 42. h5 Be1 43. Kh3 Kg8 44. Kg2 Kf7 45. Kh3 Re3 46. Kg2 Re6 47. Rg4 Ra6 48. Rh4 Ra2+ 49. Kh3 Bf2 50. Kg4 Ra4 51. Kf3 Bd4 52. Kg4 Bf6 53. Rh1 Ra1 0-1