1937
Tiara Air N.V. operating as Tiara  Air Aruba  is an airline headquartered and based on the grounds of  Aruba  in the Dutch Caribbean which began operations in 2006 .
 country of headquarters: Air Aruba, Aruba
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: Air Aruba, Aruba