Complex sentence: Three Army Air Force Bases (Pepperrell AFB, Goose Bay AFB and Stephenville AFB), Naval Station Argentia also multiple Marine and Army Bases and Detachments in support of the above.
Split into simpler sentences: Three Army Air Force Bases (Pepperrell AFB, Goose Bay AFB, and Stephenville AFB). Also the Naval Station Argentia and multiple Marine and Army Bases and detachments in support of the above.