Complex sentence: She was first towed to Greenhithe, renamed Arethusa II and moored alongside the existing Arethusa I. In 1933, she was moved to her new permanent mooring off Upnor on the River Medway on 4th July 1933,where she worked as a childrens home and training school.
Split into simpler sentences: She was first towed to Greenhithe, renamed "Arethusa II" and moored alongside the existing "Arethusa I". In July 1933, she was moved to her new permanent mooring off Upnor on the River Medway, where she worked as a children's home and training school.