[Event "URS-ch48 Semifinal"]
[Site "Tallinn"]
[Date "1980.08.30"]
[Round "14"]
[White "Dvoirys, Semen I"]
[Black "Chekhov, Valery A"]
[Result "1/2-1/2"]
[BlackElo "2410"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Qe2 Be7 10. Rd1 O-O 11. c4 bxc4 12. Bxc4 Bc5 13. Be3 Bxe3 14. Qxe3 Qb8 15. Bb3 Na5 16. Nbd2 Qa7 17. Qxa7 Rxa7 18. Nxe4 Nxb3 19. axb3 dxe4 20. Nd4 c5 21. Nxe6 fxe6 22. Rd6 Rb7 23. Rxe6 Rxb3 24. Ra2 e3 25. f3 Rfb8 26. Rexa6 Rxb2 27. Rxb2 Rxb2 28. Kf1 Rf2+ 29. Kg1 Rb2 30. Kf1 1/2-1/2