Complex sentence: His father, Arthur Edgar Wright, was assistant director of public works in Hong Kong, and Wright spent his childhood there attending the Peak School until his family returned to England in 1921, where he attended Brentwood School in Essex.
Split into simpler sentences: His father, Arthur Edgar Wright, was assistant director of public works in Hong Kong, where Wright spent his childhood attending the Peak School. In 1921, he returned with his family to England, where he attended Brentwood School in Essex.