<prompt> Bhala ukuqhubeka kwalesi sigaba - U-Olbricht uphinde wathola izindondo eziyisithupha kuma-ICF Canoe Sprint World Championships ngezindondo ezine zegolide K-2 500 m: 1977, 1978  <response>: ; K-4 1000 m: 1978, 1979 futhi amabili esiliva K-2 500 m: 1979, K-2 1000 m: 1977. 