Complex sentence: The Friendship Annex, also known as FANX or FANEX, is a National Security Agency (NSA) facility located near the Baltimore Washington International Airport (BWI) in Linthicum, Maryland.
Split into simpler sentences: The Friendship Annex, also known as FANX or FANEX, is facility of the National Security Agency (NSA). It is located near the Baltimore Washington International Airport (BWI) in Linthicum, Maryland.