<prompt> Bhala okuqhubekayo kwalesi sigaba - UPietzsch uphinde wathola impumelelo enkulu kuma-FIL World Luge Championships ngezindondo eziyisithupha, kuhlanganise nezindondo ezine zegolide Amadoda amabili: 1983, 1985, 1987; Amaqembu ahlanganisiwe: 1990 nezindondo ezimbili zethusi Amadoda amabili: 1989  <response>: , 1990. Wabuye wathola izindondo ezintathu kuma-FIL European Luge Championships ngezindondo ezimbili zegolide Amadoda amabili kanye neqembu elixubile: bobabili ngo-1990 kanye nesiliva elilodwa Amadoda amabili: 1986. 