9021
RBC Bank  the US division of the  Royal Bank of Canada  acquired 20-year naming rights for a reported $ 80 million .
 subsidiaries: RBC Bank, Royal Bank of Canada
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:
 subsidiaries: RBC Bank, Royal Bank of Canada