[Event "Candidates reserve"]
[Site "Portoroz"]
[Date "1971.??.??"]
[Round "5"]
[White "Portisch, Lajos"]
[Black "Smyslov, Vassily V"]
[Result "1/2-1/2"]

1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. Qa4 Bxf3 5. gxf3 Nf6 6. Nc3 e6 7. Bg5 dxc4 8. O-O-O Be7 9. Qxc4 Nd5 10. Bxe7 Ncxe7 11. Kb1 Nxc3+ 12. Qxc3 Nd5 13. Qc1 Qe7 14. Rg1 g6 15. e4 Nb6 16. Qc5 Qxc5 17. dxc5 Nd7 18. c6 bxc6 19. Rc1 Ne5 20. Rc3 c5 21. f4 Nd7 22. Bb5 a6 23. Bc6 Rd8 24. Rxc5 Ke7 25. Rc4 Nb6 26. Rc2 Rd4 27. Bb7 Nc4 28. Bxa6 Nd2+ 29. Kc1 Nxe4 30. Rxc7+ Kf6 31. Rd1 Rxd1+ 32. Kxd1 Ra8 33. Rc6 Nxf2+ 34. Ke2 Ne4 35. a4 Rb8 36. Ke3 Rxb2 37. Kxe4 Rxh2 38. Bc4 Rh5 39. Rb6 Ra5 40. Ra6 Rc5 41. Bb5 h5 42. Ra7 Rc8 43. a5 h4 44. Kf3 Rc3+ 45. Kg2 h3+ 46. Kh2 g5 47. Be8 Kf5 48. Rxf7+ Kg4 49. Ba4 Rd3 50. Rd7 Ra3 51. Bd1+ Kf5 52. Bc2+ Kf6 53. fxg5+ Kxg5 54. Rg7+ Kf6 55. Rg6+ Ke7 56. Rg7+ Kd6 1/2-1/2