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Algeria  's prime minister  Ahmed Ouyahia  has resigned and been replaced as head of government by State Minister Abdelaziz Belkhadem the president's office said in a statement on Wednesday .
 employee of: Algeria, Ahmed Ouyahia
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: Algeria, Ahmed Ouyahia