There are nine train stations in a certain county. The Purple Line and Green Line are two train routes that pass through the county. Here are some facts about the train stations. Flint is a station along both the Purple Line and Green Line. Arbor and Provo are stations along the Purple Line but not the Green Line. Dover, Huron, Salem, and Utica are stations along the Green Line but not the Purple Line. Belen and Ozark are stations along neither the Purple Line nor the Green Line. Write each set in the indicated form