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After the Second World War the relations between  Greece  and Bulgaria have been flourishing and as the Greek President  Konstantinos Tsatsos  said during the Bulgarian leader Todor Zhivkov's visit to Athens in April 1976 the old controversies have been forgotten and the hatchet buried forever .
 employee of: Greece, Konstantinos Tsatsos
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: Greece, Konstantinos Tsatsos