[Event "URS-ch52 Final + Zonal"]
[Site "Riga"]
[Date "1985.02.12"]
[Round "15"]
[White "Petrosian, Arshak B"]
[Black "Psakhis, Lev"]
[Result "0-1"]
[WhiteElo "2510"]
[BlackElo "2555"]

1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. c4 O-O 6. O-O d5 7. Nbd2 b6 8. Qc2 c6 9. b3 Bd6 10. Bb2 Qe7 11. Ne5 Bb7 12. Ndf3 Ne4 13. Rad1 a5 14. Nd3 Na6 15. a4 c5 16. Nfe5 Rac8 17. e3 Nb4 18. Nxb4 cxb4 19. f3 Ng5 20. Rf2 Bxe5 21. dxe5 dxc4 22. bxc4 Bc6 23. h4 Nf7 24. Bd4 Qc7 25. c5 Bb7 26. c6 Bxc6 27. f4 Bxg2 28. Qxc7 Rxc7 29. Kxg2 Rc6 30. Rfd2 Rd8 31. Kf3 h5 32. e4 Nh6 33. Be3 Rxd2 34. Rxd2 fxe4+ 35. Kxe4 Nf5 36. Bf2 Rc4+ 37. Kf3 b5 38. axb5 b3 39. b6 Rb4 40. Bc5 b2 0-1