1422
ISLAMABAD  Pakistan  -- Former Prime Minister  Nawaz Sharif  arrives in Pakistan on his return from exile to lead a campaign to topple the country's U.S.-allied military ruler who ousted him in a military coup eight years ago .
 countries of residence: Pakistan, Nawaz Sharif
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: Pakistan, Nawaz Sharif