Complex sentence: To supplement her income during her stay in Auxerre, Parrish had advertised her services as a teacher in a local newspaper, offering private English lessons, and, according to a flatmate, she had been contacted by a man asking her to teach his son.
Split into simpler sentences: To supplement her income during her stay in Auxerre, Parrish had advertised her services as a teacher in a local newspaper, offering private English lessons. According to a flatmate, she had been contacted by a man asking her to teach his son.