Input (grade 9): As well as the island of Guernsey itself, it also includes Alderney, Sark, Herm, Jethou, Brecqhou, Burhou, Lihou and other islets.
Output (grade 8): The bailiwick includes the islands of Guernsey, Alderney and Burhou, Herm and Jethou as well as Sark, Little Sark and Brecqhou.