Complex sentence: Built in 1925, the Fillmore Detroit was known for most of its history as the State Theatre, and prior to that as the Palms Theatre, a movie house in the Renaissance Revival style of architecture.
Split into simpler sentences: Built in 1925, the Fillmore Detroit was known for most of its history as the State Theatre, and prior to that as the Palms Theatre. The theater was designed as a movie house in the Renaissance Revival style of architecture.