[Event "Moscow"]
[Site "Moscow"]
[Date "1981.04.??"]
[Round "7"]
[White "Portisch, Lajos"]
[Black "Beliavsky, Alexander G"]
[Result "0-1"]
[WhiteElo "2650"]
[BlackElo "2620"]
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