<prompt> Qedela umusho olandelayo: Ngo-1979 uPetra de Bruin wanqoba umjaho womgwaqo e-  <response>: Imidlalo Yamabhayisikili Yomhlaba Wonke. Waba ngowesithathu ekulandeleni amakhilomitha amathathu emqhudelwaneni we-UCI Track Cycling World Championships ngo-1980. 