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 options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Chile, LAN Airlines 
Answer:
 country of headquarters: Chile, LAN Airlines