[Event "Olympiad-17 Preliminaries B"]
[Site "Havana"]
[Date "1966.10.26"]
[Round "1"]
[White "Ivkov, Borislav"]
[Black "Bilyap, Siracettin"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 Bd7 13. Ng3 Na5 14. Bc2 c5 15. b3 Nc6 16. d5 Ne7 17. b4 cxb4 18. cxb4 a5 19. Bd2 axb4 20. Bxb4 Ng6 21. Ne2 Nh5 22. Bd3 Nhf4 23. Nxf4 Nxf4 24. Bf1 Qf6 25. Kh2 Rec8 26. g3 Ng6 27. Bd3 Be7 28. Qe2 Bd8 29. Kg2 Rab8 30. Rec1 Rxc1 31. Rxc1 Qe7 32. Rb1 Be8 33. Be1 Qa7 34. Bxb5 Bxb5 35. Rxb5 Ra8 36. Qb2 Kh7 37. h4 Qxa2 38. h5 Nh8 39. Qxa2 Rxa2 40. Rb8 Be7 41. Rb7 Bf8 42. Bb4 f6 43. Nh4 Kg8 44. Rb8 Ra6 45. Ng6 1-0