10937
The  Bank of Greece  governor said  Greece  's public debt in 2009 hit 115.1 percent of output the highest in the eurozone after Italy and warned unemployment would rise to nearly 11 percent this year .
 country of headquarters: Bank of Greece, Greece
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:
 country of headquarters: Bank of Greece, Greece