<prompt> Bhala ukuqhubeka kwalesi sigaba - UKarel Třešňák owazalwa ngoFebhuwari 21, 1949 eKarlovy Vary ungumshayeli wezikebhe waseCzechoslovak owayengumshayeli wezikebhe ze-slalom owaqhudelana ngawo-1970. Wathola izindondo eziyisikhombisa eMqhudelwaneni Wamazwe Omhlaba we-ICF Canoe Slalom ngezindondo ezimbili zegolide C-1 team: 1973, 1975 isiliva C-1: 1973 nezine zethusi C-1: 1977  <response>: ; Ithimba C-1: 1971, 1977, 1979. 