Complex sentence: Prior to 1989, it was known as the Birmingham School of Music and was one of the faculties of Birmingham City University, the only one out of the nine conservatoires in the United Kingdom that was a university faculty.
Split into simpler sentences: Prior to 1989, it was known as the Birmingham School of Music. It is one of the faculties of Birmingham City University and the only one out of the nine conservatoires in the United Kingdom that is a university faculty.