Complex sentence: Thornbury Grammar School was relocated to new buildings on the outskirts of neighbouring Alveston in 1972 when it received its first comprehensive intake and was renamed Marlwood School under the headship of Terry Fazey.
Split into simpler sentences: Thornbury Grammar School was relocated to new buildings on the outskirts of neighbouring Alveston in 1972. It received its first comprehensive intake and was renamed Marlwood School under the headship of Terry Fazey.