<prompt> Qedela lo musho olandelayo:  <response>: Umqhudelwano we-UCI Track Cycling World Championships ka-2012 wabanjwa ngo-Ephreli 4. Izizwe ezingu-15 ezinabashayeli bamabhayisikili abane ngayinye zabamba iqhaza kulo mncintiswano. Ngemva kokuhlolwa, amaqembu amabili ashesha kakhulu agijimela igolide, futhi amaqembu wesithathu nowesine agijimela ithusi. 