Complex sentence: Meridian Regional Airport is a public airport located on Key Field, a joint civil-military airfield located southwest of the city of Meridian in Lauderdale County, Mississippi, United States.
Split into simpler sentences: Meridian Regional Airport is a public use airport located at Key Field, a joint use public/military airfield. It is located southwest of Meridian, a city in Lauderdale County, Mississippi, United States.