<prompt> Grit Müller akaberekwa musi wa6 Chikumi 1972 mutambi wekushambira weGerman akarega basa uyo akahwina menduru yesirivheri mumamita mazana masere akasununguka paWorld Aquatics Championships muna 1991 uye menduru yebronze mumamita mazana mana emunhu mumwe nemumwe pamakwikwi eEuropean Aquatics Championships muna 1989  <response>: . Akakundawo mikombe mitanhatu yenyika mu 4 × 200 m relay 1988, 400 m freestyle 1991, 800 m freestyle 1990 uye 400 m medley 1989 91. 