Question: The 81st Troop Carrier Squadron is an inactive United States Air Force unit whose last assignment was with the 436th Troop Carrier Group, based at Grenier Air Force Base, a former United States Air Force base located three miles (5 km) south of the central business district of what state? 
Sentence (from "Grenier Air Force Base"): Civilian use of the airport continued after the military left in 1966, it was renamed Manchester Airport in 1978, and in 2006 the name was changed to Manchester–Boston Regional Airport.
Relevant evidence: No