Complex sentence: The Islands' Prison is contained within the Police building, up to November 2014 this was staffed by Police Officers, however the service has evolved, and now has a dedicated Prison Manager and three Prison Officers, but is still governed by the Chief Police Officer.
Split into simpler sentences: The islands' prison is contained within the police building, up to November 2014 this was staffed by police officers. However the service has evolved, and now has a dedicated prison manager and three prison officers, but is still governed by the Chief Police Officer.