Nyora kupfuurira kweiyi ndima - Jiří Krejza aimbova muCzechoslovak-akaberekerwa muSwitzerland slalom canoeist uyo akakwikwidza kubva kutanga kwema1970 kusvika kutanga kwema1980. Akakunda menduru ina paICF Canoe Slalom World Championships negoridhe (C-2: 1973 yeCzechoslovakia), sirivha mbiri (C-2 timu: 1973 yeCzechoslovakia, 1977
nokuda kweSwitzerland) uye bronze (Mixed C-2: 1971 nokuda kweCzechoslovakia).