970
The New York senator said the panel should be led by financial experts such as Robert Rubin who was treasury secretary in her husband's administration and former  Federal Reserve  chairmen  Alan Greenspan  and Paul Volcker .
 employee of: Federal Reserve, Alan Greenspan
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: Federal Reserve, Alan Greenspan