Question: This small airport is located 4.8 NM west northwest of a town with a population of what at the 2011 census?
Sentence (from "Falcone–Borsellino Airport"): Falcone–Borsellino Airport (IATA: PMO, ICAO: LICJ) (Italian: "Aeroporto Falcone e Borsellino" ) or simply Palermo Airport, formerly Punta Raisi Airport is located at Punta Raisi, 19 NM west northwest of Palermo, the capital city of the Italian island of Sicily.
Relevant evidence: No