Complex sentence: While attending the University of Chile, Rodriguez married at 18, then had her first daughter, Carmen, at 19, followed by her second, Alejandra, at 20, raising her daughters while going to university.
Split into simpler sentences: While attending the University of Chile, Rodriguez married her first husband at 18. The following year, she had her first daughter, Carmen, at 19, followed by her second, Alejandra, at 20, raising her daughters while going to university.