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Exiled former Prime Minister and leader of  Pakistan  Muslim League-Nawaz ( PML-N )  Nawaz Sharif  would hopefully return to the country before the general elections PML - N Chairman Raja Zafar - ul-Haq said on Thursday .
 Pakistan, Nawaz Sharif
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Pakistan, Nawaz Sharif