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At Westminster the differences between the Scottish Unionist and the English party could appear blurred or non-existent to the external casual observer especially as many Scottish MPs were prominent in the parliamentary Conservative party such as party leaders  Andrew Bonar Law  ( 1911-1921 1922-1923 ) and Sir Alec Douglas-Home ( 1963 1965 ) both of whom served as Prime Minister of the  United Kingdom  .
 countries of residence: Andrew Bonar Law, United Kingdom
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: Andrew Bonar Law, United Kingdom