Mezue ahịrịokwu na-esonụ: Gert Kleinert bụ onye East German lara ezumike nká slalom canoeist onye mpi na 1950s na 1960s. O ritere ihe nrite asaa na ICF Canoe Slalom World Championships na ọla edo abụọ (C-1: 1965, C-1 otu:
1963), ọlaọcha anọ (C-1: 1963; C-1 otu: 1957, 1959, 1961) na ọla nchara (C-1 otu: 1965).