[Event "Moscow IT"]
[Round "7"]
[Site "Moscow"]
[Date "1981.04.15"]
[White "Portisch, Lajos"]
[WhiteElo "2650"]
[Black "Beliavsky, Alexander G"]
[BlackElo "2605"]
[Result "0-1"]
[ECO "A13"]
[Opening "English Opening"]
 1. c4   e6
 2. Nc3  d5
 3. d4   Be7
 4. Nf3  Nf6
 5. Bf4  O-O
 6. e3   c5
 7. dxc5 Bxc5
 8. Qc2  Nc6
 9. Rd1  Qa5
10. a3   Be7
11. Nd2  e5
12. Bg5  d4
13. Nb3  Qd8
14. Be2  a5
15. exd4 a4
16. Nxa4 Nxd4
17. Nxd4 exd4
18. b3   Qa5+
19. Bd2  Bf5
20. Qb2  Qe5
21. Bb4  Bxb4+
22. axb4 Rfe8
23. Rxd4 Bc2
24. Rd2  Bxb3
25. Qxb3 Qa1+
26. Qd1  Qxd1+
27. Rxd1 Rxa4
28. f3   Rxb4
29. Kf2  Rb2
30. Rhe1 g6
31. Kf1  Nh5
32. g3   Ng7
33. Rd7  Ne6
34. Red1 Nd4
35. R1xd4 Rexe2
36. Rxb7 Rf2+
37. Kg1  Rg2+
38. Kh1  Rxh2+
39. Kg1  Rbg2+
40. Kf1  Rc2
41. Kg1  Rhg2+
42. Kf1  Rgf2+
0-1