Complex sentence: The South American Under 20 Women's Football Championship is an association football competition held every two years for South American under-20 teams and serves as a qualification tournament for the FIFA U- 20 Women's World Cup.
Split into simpler sentences: The South American Under 20 Women's Football Championship (Spanish: Campeonato Sudamericano Femenino Sub- 20) is an international association football competition for women's national teams. It is held every two years for South American players under the age of 20 and serves as a qualification tournament for the FIFA U- 20 Women's World Cup.