1999
US aircraft maker Boeing said Monday that  Chile  's  LAN Airlines  had ordered 26 of its 787 Dreamliners and two cargo planes in a deal worth some five billion dollars at list prices .
 country of headquarters: Chile, LAN Airlines
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: Chile, LAN Airlines