<prompt> Pedzisa mutsara unotevera: Gunilla Elisabeth Andersson akaberekwa musi wa17 Zvita 1955 mutambi wekushambira weSweden akarega basa uyo akahwina menduru mbiri dzebronze pa  <response>: 1974 Makwikwi eEuropean Aquatics. Akakwikwidzawo mumakwikwi matatu e butterfly ne medley kuma 1976 Summer Olympics, asi akabviswa mumakwikwi ekutanga. 