[Event "URS-ch39 Semifinal"]
[Site "Daugavpils"]
[Date "1971.06.??"]
[Round "?"]
[White "Vaganian, Rafael A"]
[Black "Shabanov, Yuri"]
[Result "1-0"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O Nc6 8. a3 Ba5 9. cxd5 exd5 10. dxc5 Bxc3 11. bxc3 Bg4 12. c4 d4 13. Be2 Ne4 14. Nxd4 Nc3 15. Qe1 Nxe2+ 16. Nxe2 Qd3 17. f3 Be6 18. Nf4 Qxc4 19. Bb2 Qxc5 20. Qg3 f6 21. Qxg7+ 1-0