<prompt> Pedzisa mutsara unotevera: Richter akahwinawo menduru shanu paFIBT World Championships nemasirivha matatu Vaviri-murume: 1985, Vane-murume: 1979, 1985 uye menduru mbiri dzebronze Vaviri-murume:  <response>: 1986, Four-murume: 1983. 