Complex sentence: Rodham cofounded Arkansas Advocates for Children and Families in 1977; in 1978, she became the first female chair of the Legal Services Corporation; and in 1979, the first female partner at Rose Law Firm.
Split into simpler sentences: Rodham cofounded Arkansas Advocates for Children and Families in 1977. In 1978, she became the first female chair of the Legal Services Corporation, and in 1979, the first female partner at Rose Law Firm.