3892
Its Chairmen included outstanding civil servants like  Ghulam Ishaq Khan  Ghulam Faruque and Aftab Ghulam Nabi Kazi who were subsequently President of  Pakistan  Minister for Commerce and Economic Adviser respectively .
 employee of: Ghulam Ishaq Khan, Pakistan
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:
 employee of: Ghulam Ishaq Khan, Pakistan