[Event "Bucharest Int 19th"]
[Site "Bucharest"]
[Date "1980.03.13"]
[Round "9"]
[White "Grunberg, Sergiu Henric"]
[Black "Spiridonov, Nikola"]
[Result "1/2-1/2"]
[WhiteElo "2385"]
[BlackElo "2470"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 c5 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. Be3 Nbd7 11. Ng5 Bxg2 12. Kxg2 O-O 13. Nge4 Ne8 14. f3 Qc7 15. Rac1 Qb7 16. Bf4 Rd8 17. b4 Ndf6 18. Be3 b5 19. Qb6 Qa8 20. cxb5 Nxe4 21. Nxe4 axb5 22. Qxb5 Qxa2 23. Kf2 Nf6 24. Nxf6+ Bxf6 25. Qa5 Qb2 26. Rb1 Qc2 27. Rbc1 Qb2 1/2-1/2