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As of issue # 222 ( December 2007 )  Nintendo  contracted publishing duties to  Future US  the U.S. subsidiary of British publisher Future .
 subsidiaries: Nintendo, Future US
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Nintendo, Future US 
Answer:
 subsidiaries: Nintendo, Future US