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 Monday was supposed to be the day Canada took the reins of international environmental leadership , playing host to a United Nations climate change conference in Montreal to begin a critical round of negotiations to decide how the world will confront global warming in the coming decades . 
 administrative division of country: Montreal, Canada; country of administrative divisions: Canada, Montreal
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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 administrative division of country: Montreal, Canada; country of administrative divisions: Canada, Montreal