<prompt> Qedela umusho olandelayo: UStefan Iliev ungumshayeli wezikebhe waseBulgaria owaqhudelana ngawo-1970. Wathola indondo yethusi emdlalweni we-C-2 10000 m emidlalweni  <response>: 1975 ICF Canoe Sprint World Championships eBelgrade. 