Complex sentence: A cargo terminal, international arrivals hall, and installation of a new meteorological system were completed in 1999; new fire station and apron extensions in 2000; new air traffic control tower and duty-free area in 2001.
Split into simpler sentences: A cargo terminal, international arrivals hall, and installation of a new meteorological system were completed in 1999; new fire station and apron extensions in 2000. New air traffic control tower and duty-free area in 2001.