[Event "Chigorin Memorial-17"]
[Site "Sochi"]
[Date "1983.??.??"]
[Round "?"]
[White "Ivkov, Borislav"]
[Black "Suba, Mihai"]
[Result "1/2-1/2"]
[WhiteElo "2475"]
[BlackElo "2535"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. e3 d5 5. d4 Nc6 6. a3 cxd4 7. exd4 Ne4 8. Qc2 Nxc3 9. Qxc3 Be7 10. c5 a5 11. b3 O-O 12. Bb5 Bd7 13. O-O b6 14. Bxc6 Bxc6 15. b4 axb4 16. axb4 Rxa1 17. Qxa1 bxc5 18. bxc5 f6 19. Be3 Qd7 20. Qc3 Ra8 21. Nd2 Ra4 22. Ra1 Qa7 23. Rxa4 Qxa4 24. Nf3 Bd8 25. h3 Bc7 26. Qe1 Qa2 27. Bd2 Kf7 28. Bc3 Bb5 29. Nd2 Qc2 30. Qa1 Ba4 31. Nf1 Qd1 32. Qb2 Bb3 33. Qd2 Qb1 34. Ba5 Bxa5 35. Qxa5 Kg6 36. Qb6 Qd1 37. Qxe6 h5 38. Qe8+ Kh7 39. Kh2 Qxf1 40. Qxh5+ Kg8 41. Qe8+ Kh7 42. Qh5+ Kg8 43. Qe8+ 1/2-1/2