Greetje Kraan (sometimes misspelled as Geertje) is a former Dutch swimmer. Complete the following sentence: Greetje Kraan (sometimes misspelled as Geertje) is a former Dutch swimmer. <unk> <unk> <unk> <unk>
1958 European Aquatics Championships in the 4×100 m freestyle relay and broke two world records in the 4×100 m medley relay (1956 and 1957).<unk>1958 European Aquatics Championships in the 4×100 m freestyle relay and broke two world records in the 4×100 m medley relay (1956 and 1957). ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️