Complex sentence: Daria Nauer (born 21 May 1966) is a retired Swiss long-distance runner, who won a bronze medal in 10,000 metres at the 1994 European Championships in Athletics in Helsinki in a Swiss record time of 31:35.96 minutes.
Split into simpler sentences: Daria Nauer (born 21 May 1966) is a retired Swiss long-distance runner. She won a bronze medal in 10,000 metres at the 1994 European Championships in Athletics in Helsinki in a Swiss record time of 31:35.96 minutes.