Complex sentence: After she moved to Switzerland in the 1770's to marry she published several romances, pamphlets, novels and wrote both the libretti and music to several operas, as well as leider and sonatas for dancing.
Split into simpler sentences: After she moved to Switzerland in the 1770's to marry she published several romances, pamphlets and novels. She also wrote both the libretti and music to several operas, as well as leider and sonatas for dancing.