9074
In 1952 he led an inquiry against Khan Najaf Khan a police official in connection with the assassination of  Pakistan  's first Prime Minister  Liaquat Ali Khan  .
 countries of residence: Pakistan, Liaquat Ali Khan
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:  Pakistan, Liaquat Ali Khan 
Answer:
 countries of residence: Pakistan, Liaquat Ali Khan