3371
Joyce said  Qantas  would bring seven new aircraft online focusing on the high - traffic east coast routes the long-haul  Sydney  to Perth flight and legs in the booming resources-rich state of Western Australia .
 city of headquarters: Qantas, Sydney
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:
 city of headquarters: Qantas, Sydney