Complex sentence: The town's retained fire station is operated by Devon and Somerset Fire and Rescue Service, whilst police and ambulance services are provided by Avon and Somerset Constabulary and the South Western Ambulance Service.
Split into simpler sentences: The town's retained fire station is operated by Devon and Somerset Fire and Rescue Service. Police and ambulance services are provided by Avon and Somerset Constabulary and the South Western Ambulance Service.