Dee ihe na-esote paragraf a - Pierre Dufour bụ onye Switzerland lara ezumike nká slalom canoeist onye mpi na n'oge na-mid-1950s. O ritere ihe nrite abụọ n'asọmpi C-2 n'asọmpi ICF Canoe Slalom World Championships na ọlaọcha n'afọ 1953
na ọla nchara na 1951.