Complex sentence: She attended University of Colorado's law school, but after five days of law school in September 1995 she quit, knowing it was not the life for her, against the will of her parents, to pursue her passion for climbing.
Split into simpler sentences: She attended University of Colorado's law school, but after five days in September 1995 she quit, knowing it was not the life for her. Against the will of her parents, she decided to pursue her passion for climbing.