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File : Granche Comme si.JPG | Pierre Granche's Comme si le temps . . de la rue an ensemble of symbolic aluminium free-standing sculptures in a large fountain basin visible from the exterior and interior of Place des Arts Montreal Quebec File : Claude Bettinger artiste.jpg | Installation by Claude Bettinger Place des Arts  Montreal  Quebec The Place des Arts includes six halls of various sizes : Construction of a new concert hall for the  Montreal Symphony Orchestra  was completed in 2011 at the cost of C$ 105 million and seats approximately spectators .
 city of headquarters: Montreal, Montreal Symphony Orchestra
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: Montreal, Montreal Symphony Orchestra