an Entity references as follows:
Royal Air Force Ballykelly or more simply RAF Ballykelly is a former Royal Air Force station which opened in 1941 in Ballykelly, County Londonderry. It closed in 1971 when the site was handed over to the British Army as Shackleton Barracks. A small part of the base has been used as a refuelling point by army helicopters and small fixed-wing aircraft usually operating out of Joint Helicopter Command Flying Station Aldergrove near the town of Antrim.