[Event "Interpolis 10th"]
[Round "6"]
[Site "Tilburg"]
[Date "1986.10.25"]
[White "Portisch, Lajos"]
[WhiteElo "2605"]
[Black "Beliavsky, Alexander G"]
[BlackElo "2585"]
[Result "1/2-1/2"]
[ECO "D31"]
[Opening "QGD, 3.Nc3"]
 1. d4   d5
 2. c4   e6
 3. Nc3  Be7
 4. cxd5 exd5
 5. Bf4  c6
 6. e3   Bf5
 7. Nge2 Nd7
 8. h3   h5
 9. Ng3  Bg6
10. Bd3  Bxd3
11. Qxd3 g6
12. O-O  h4
13. Nge2 Ngf6
14. f3   O-O
15. e4   Re8
16. Rad1 Nf8
17. Kh1  Qd7
18. Bh2  Ne6
19. Nf4  Nxf4
20. Bxf4 Rad8
21. Bh2  Bb4
22. Rfe1 Qe6
23. Be5  dxe4
24. fxe4 Nh5
25. a3   Bc5
26. Na4  Bd6
27. Bxd6 Qxd6
28. Nc5  Ng3+
29. Kg1  Qe7
30. e5   Nf5
31. Qc4  Ng3
32. Ne4  Nxe4
33. Rxe4 Rd5
34. Rf4  Qg5
35. Rdf1 Re7
36. Qc3  c5
37. Qb3  Rxd4
38. Rxf7 c4
39. Qb5  Rd2
40. R7f2 Rxf2
41. Rxf2 Qc1+
42. Kh2  Kg7
43. Qc5  Qg5
44. Re2  Qf4+
45. Kh1  Qf1+
1/2-1/2