6742
In 1959  HSBC  acquired The Mercantile Bank of India London and China established in October 1853 in Bombay ( now  Mumbai  ) .
 city of headquarters: HSBC, Mumbai
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: HSBC, Mumbai