[Event "Candidates qf Kortschnoj-Portisch+4-1=4"]
[Site "Bad Kissingen"]
[Date "1983.04.15"]
[Round "9"]
[White "Kortschnoj, Viktor Lvovich"]
[Black "Portisch, Lajos"]
[Result "1-0"]
[WhiteElo "2600"]
[BlackElo "2620"]
1. Nf3 Nf6 2. c4 e6 3. Nc3 b6 4. g3 Bb7 5. Bg2 c5 6. O-O Be7 7. b3 d6 8. Bb2 O-O 9. e3 a6
10. d4 cxd4 11. Nxd4 Bxg2 12. Kxg2 Ra7 13. Qf3 Qc7 14. Rfd1 Rc8 15. Rac1 Bf8 16. Ne4 Nxe4
17. Qxe4 Nd7 18. Kg1 Qb8 19. Nf3 h6 20. Nd4 Rac7 21. Qd3 Qb7 22. Qe2 Qe4 23. f3 Qg6 24. e4
h5 25. Kh1 Qh6 26. Nc2 h4 27. gxh4 Ne5 28. Ne3 Qxh4 29. Rg1 Qh5 30. Rg3 b5 31. Rcg1 bxc4
32. Qg2 Ng6 33. bxc4 Rb7 34. f4 Rcb8 35. Bc1 Rb1 36. f5 Rxc1 37. Rxc1 Nf4 38. Qf1 e5 39.
Nd5 Nxd5 40. cxd5 Rb2 41. Rg2 Rb4 42. Qe2 Qh4 43. Rg4 Qh6 44. Rcg1 Rd4 45. Qg2 Rd3 46. Rg5
Rh3 47. Qf2 Qf6 48. Qe2 Qh6 49. R5g2 Rh4 50. Qxa6 Qe3 51. Qe2 Qxe4 52. Qxe4 Rxe4 53. Rg4
Re2 54. a4 Ra2 55. f6 g6 56. Rh4 Rf2 57. a5 1-0