<prompt> Qedela umusho olandelayo: UTony Rüegg ungumshayeli we-bob waseSwitzerland owaqhudelana ekuqaleni kwawo-1980. Wathola izindondo ezimbili zethusi emncintiswaneni wabesilisa abane kuma-FIBT World Championships, wazithola ngo  <response>: Ngo-1981 nango-1982. 