<prompt> Bhala ukuqhubeka kwalesi sigaba - U-Iliana Nikolova ungumgibeli wezikebhe waseBulgaria owaqhudelana ngasekupheleni kweminyaka yama-1970. Wathola indondo yesiliva emdlalweni we-K-4 500 m emqhudelwaneni we-1978 ICF Canoe Sprint World Championships  <response>: eBelgrade. 