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Kwa Geok Choo ( ; 21 December 1920 2 October 2010 ) was most widely known as the wife of  Singapore  's former Minister Mentor and former Prime Minister  Lee Kuan Yew  and one of the partners in the law firm Lee Lee .
 countries of residence: Singapore, Lee Kuan Yew
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:  Singapore, Lee Kuan Yew 
Answer:
 countries of residence: Singapore, Lee Kuan Yew