<prompt> Bhala ukuqhubeka kwalesi sigaba - Bahmann futhi won izindondo eziyisithupha e ICF Canoe Slalom World Championships ngegolide ezintathu K-1: 1971, 1977  <response>: ; Ithimba le-K-1: 1971, isiliva ezimbili ithimba le-K-1: 1975, 1977 nethusi K-1: 1975. 