Complex sentence: She attended the Tannery Drift Primary School, then the Greneway Middle School and the Meridian School, all in Royston, Hertfordshire, where she played in brass band, the Royston Town Band.
Split into simpler sentences: She attended the Tannery Drift Primary School, then the Greneway Middle School and the Meridian School, all in Royston, Hertfordshire. She played in her local brass band, the Royston Town Band.