[Event "Reggio Emilia-16 1973/74"]
[Site "Reggio Emilia"]
[Date "1973.12.30"]
[Round "4"]
[White "Popov, Luben"]
[Black "Luppi, Sergio Guido"]
[Result "1-0"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 O-O 6. Bg2 d6 7. O-O Bxd2 8. Qxd2 Nbd7 9. Nc3 Qe7 10. e4 e5 11. d5 Nc5 12. Qc2 Ne8 13. Nh4 g6 14. Rae1 Qg5 15. b3 Ng7 16. a3 Nh5 17. b4 axb4 18. axb4 Na6 19. Qb2 Bd7 20. Ra1 Rae8 21. Ra5 Qe7 22. Qa3 Bc8 23. c5 Nb8 24. Ra7 Ng7 25. c6 bxc6 26. Qa5 Qg5 27. Qxc7 Qd2 28. Ra3 Ba6 29. Rfa1 Rc8 30. Qxd6 Rfd8 31. Qxe5 cxd5 32. Nf3 Qb2 33. exd5 Qxb4 34. Ne4 Nd7 35. Qf4 Bc4 36. Nd6 1-0