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American Eagle the marketing brand however is used by Chautauqua Airlines based out of Indianapolis Indiana ExpressJet Airlines based in Atlanta Georgia  Executive Airlines  based in San Juan  Puerto Rico  and SkyWest Airlines based in Salt Lake City Utah along with American Eagle Airlines in the operation of passenger air services as the regional affiliates of American Airlines .
 country of headquarters: Executive Airlines, Puerto Rico
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 country of headquarters: Executive Airlines, Puerto Rico