17085
Advances in aircraft fuel efficiency over the years made a Shannon stop unnecessary for most Western air fleets , but Aeroflot still flies inefficient Ilyushins that ca n't make it from Moscow to Managua on one hop .
 the years, Shannon, Aeroflot, Moscow, Managua, one
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 the years, Shannon, Aeroflot, Moscow, Managua, one