1142
In June 2007 the Wellcome Building reopened after refurbishment as a public venue housing the Wellcome Collection the  Wellcome Trust  Centre for the History of Medicine at University College  London  and the Wellcome Library .
 city of headquarters: Wellcome Trust, London
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: Wellcome Trust, London