[Event "Bucharest Int 19th"]
[Site "Bucharest"]
[Date "1980.03.15"]
[Round "11"]
[White "Stefanov, Parik"]
[Black "Spiridonov, Nikola"]
[Result "0-1"]
[BlackElo "2470"]

1. d4 Nf6 2. Nf3 d6 3. c4 Bg4 4. Qb3 Qc8 5. h3 Bxf3 6. Qxf3 g6 7. Nc3 Bg7 8. Bg5 O-O 9. e3 Nc6 10. Bd3 Nd7 11. Qe2 h6 12. Bh4 e5 13. dxe5 Ncxe5 14. O-O Nxd3 15. Qxd3 f5 16. f3 Ne5 17. Qd2 Rf7 18. b3 Qe6 19. Rad1 Re8 20. Bg3 g5 21. Rfe1 Qg6 22. Kh1 Kh7 23. Nd5 c6 24. Nc3 Qh5 25. f4 Nd7 26. fxg5 Nc5 27. Qe2 Qxg5 28. Bf4 Qh4 29. Rc1 Bxc3 30. Rxc3 Ne4 31. Rc2 Rg7 32. Qf1 Re6 33. Rd1 Reg6 34. Qf3 Qe7 35. Rf1 Qe6 36. Kh2 Nc5 37. Rd1 Ne4 38. Rd4 Qe7 39. Rc1 Qh4 40. Rcd1 Rxg2+ 41. Qxg2 Rxg2+ 42. Kxg2 Qf2+ 43. Kh1 Qf3+ 44. Kh2 Nf2 45. R1d2 c5 46. Rxd6 Qh1+ 47. Kg3 Ne4+ 48. Kh4 Nxd2 0-1