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Bulgarian President Georgi Parvanov will pay a state visit to  Greece  on Nov. 24-26 at the invitation of his Greek counterpart  Karolos Papoulias  Parvanov's press secretariat said Monday .
 employee of: Greece, Karolos Papoulias
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, Karolos Papoulias