<prompt> Nyorai mberi kweiyi ndima - Olbricht akahwinawo menduru nhanhatu paICF Canoe Sprint World Championships negoridhe mana K-2 500 m: 1977, 1978  <response>: ; K-4 1000 m: 1978, 1979 uye sirivha mbiri K-2 500 m: 1979, K-2 1000 m: 1977. 