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The current chairmen are former U.S. Assistant Secretary of Defense for International Security Affairs Joseph S. Nye Jr. former head of the  European Central Bank   Jean-Claude Trichet  and Yasuchika Hasegawa .
 members: European Central Bank, Jean-Claude Trichet
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:
 members: European Central Bank, Jean-Claude Trichet