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 The human rights group urged European Union leaders , who are meeting in Brussels this week , to say publicly that so-called rendition flights were '' unacceptable , '' and to make sure their airspace and airports were not used for such flights . 
 location contains: European Union, Brussels
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  European Union, Brussels 
Answer:
 location contains: European Union, Brussels