[Event "URS-ch50 Final"]
[Site "Moscow"]
[Date "1983.04.07"]
[Round "4"]
[White "Balashov, Yuri S"]
[Black "Karpov, Anatoly"]
[Result "1/2-1/2"]
[WhiteElo "2540"]
[BlackElo "2710"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Re8 10. d4 Bb7 11. Nbd2 Bf8 12. a4 h6 13. Bc2 exd4 14. cxd4 Nb4 15. Bb1 bxa4 16. Rxa4 a5 17. Ra3 Ra6 18. Rae3 a4 19. Nf1 d5 20. e5 Ne4 21. N1d2 c5 22. Nxe4 dxe4 23. Bxe4 Bxe4 24. Rxe4 c4 25. e6 Rexe6 26. Rxe6 fxe6 27. Ne5 Qc7 28. Qf3 Nc2 29. Rd1 Nb4 30. Qe2 c3 31. bxc3 Qxc3 32. Bd2 Qc8 33. Rc1 Qb7 34. Bxb4 Bxb4 35. Rb1 a3 36. Rxb4 Qxb4 37. Qxa6 Qb1+ 38. Kh2 a2 39. Qxe6+ Kh7 40. Nd7 1/2-1/2