<prompt> Qedela umusho olandelayo: UJan Karel ungumshayeli wezikebhe wase-Austria-Swiss owayengumshayeli wezikebhe ze-slalom owaqhudelana ngawo-1970. Wathola indondo yesiliva emncintiswaneni weqembu le-C-2 eMqhudelwaneni  <response>: Ngo-1977 ICF Canoe Slalom World Championships eSpittal. 