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There are currently over 150 clubs and societies under the umbrella of the UCL Union including : Pi Media ( responsible for Pi Magazine and Pi Newspaper UCL's official student publications ) ; UCL Union Debating Society  UCL  's oldest and the third oldest student society in the  UK  ; University College London Dramatic Society ; and The Cheese Grater ( a student magazine containing a mix of news investigations and humorous items ) .
 country of headquarters: UCL, UK
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:
 country of headquarters: UCL, UK