[Event "URS-ch38 Final"]
[Site "Riga"]
[Date "1970.11.26"]
[Round "1"]
[White "Dementiev, Oleg I"]
[Black "Balashov, Yuri S"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 O-O 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7 11. Bb5 Bd7 12. a4 b6 13. Re1 Na5 14. Bd3 Bc6 15. e4 h6 16. Bb1 Rfd8 17. Qc2 cxd4 18. cxd4 Rac8 19. Bb2 Bb7 20. Qe2 Nc4 21. Rc1 a6 22. Ne5 b5 23. axb5 axb5 24. Nxc4 bxc4 25. Bc3 Ra8 26. Bc2 Ne8 27. Qg4 Qd7 28. Qg3 f6 29. Rd1 Nc7 30. Ba5 1/2-1/2