Complex sentence: For a short time she attended the Hewitt School, where the young Fackenthal became interested in subjects such as opera and theatre, and began a lifelong interest in learning, which led in time to her passion for collecting ephemera.
Split into simpler sentences: For a short time she attended the Hewitt School, where the young Fackenthal became interested in subjects such as opera and theatre, and began a lifelong interest in learning. This led in time to her passion for collecting ephemera.