[Event "Olympiad-23"]
[Site "Buenos Aires"]
[Date "1978.11.10"]
[Round "14"]
[White "Csom, Istvan"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]
[WhiteElo "2510"]
[BlackElo "2515"]

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Be7 5. cxd5 exd5 6. e3 O-O 7. Be2 Bg4 8. O-O Ne4 9. d3 Bf6 10. Qc2 Bxb2 11. Qxb2 Qf6 12. Qxf6 Nxf6 13. Rc1 c6 14. Nbd2 a5 15. a3 Na6 16. h3 Bxf3 17. Nxf3 Nc7 18. Ra2 Rfd8 19. Bd1 Nfe8 20. d4 Nd6 21. Ne5 g6 22. Nd3 Ne6 23. Rb2 Ra7 24. Rbb1 Nc7 25. Nc5 Na6 26. Na4 Nc7 27. Be2 Ncb5 28. Ra1 Nc7 29. Ra2 Kg7 30. Bd3 Ne6 31. Rb2 h5 32. h4 Kf6 33. Nb6 Nc7 34. g3 Na8 35. Na4 Nc7 36. Kg2 Ncb5 37. Ra2 Nc7 38. Kf3 Ne6 39. Rb2 Nc7 40. Nc5 Ne6 41. Na4 Nc7 42. Nc5 Ne6 43. Na4 1/2-1/2