<prompt> Bhala okuqhubekayo kwalesi sigaba - ULeonid Derevyanko ungumgibeli wezikebhe waseSoviet owaqhudelana ekuqaleni kuya maphakathi nawo-1970. Wathola izindondo ezintathu ku-ICF Canoe Sprint World Championships ngegolide K-4 10000 m: 1974 nezethusi ezimbili K-1 4 x 500 m: 1971, K-4 10000 m: 1975  <response>: Izindaba 