Complex sentence: Agnes Emilia Carlsson (born March 6,1988, in Vänersborg, Sweden), also known mononymously as Agnes, is a Swedish pop singer who rose to fame as the winner of Idol 2005, the second season of the Swedish Idol series.
Split into simpler sentences: Agnes Emilia Carlsson (born on March 6,1988, in Vänersborg, Sweden), also known mononymously as Agnes, is an Swedish recording artist. She rose to fame as the winner of Idol 2005, the second season of the Swedish Idol series.