8092
He was CBA Chairman until April 9 2008 when he was appointed as Prime Minister of  Armenia  by President  Serzh Sargsyan  upon the latter's inauguration .
 employee of: Armenia, Serzh Sargsyan
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: Armenia, Serzh Sargsyan