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During the 8 month course of production Sebastian travelled to the  United States  and Europe to work with some of the world's best songwriters including his own idol  Brian McKnight  with whom he penned the song ' Wait ' as well as Robin Thicke whom he co-wrote the # 1 charting first single Out With My Baby and Fiend for You .
 countries of residence: United States, Brian McKnight
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:
 countries of residence: United States, Brian McKnight