Complex sentence: In 1833 she married tenor Pierre-François Wartel (1806-1882), and had a son Émile who performed for many years at the Théâtre-Lyrique, and later established a vocal school of his own.
Split into simpler sentences: In 1833 she married tenor Pierre-François Wartel (1806-1882), and had a son Émile. He performed for many years at the Théâtre-Lyrique, and later established a vocal school of his own.