8583
-- A study of 18 subjects by  Washington University School of Medicine  in  St. Louis  found that raw foodists had lower body weight and body fat as well as lighter less dense bones .
 city of headquarters: Washington University School of Medicine, St. Louis
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:
 city of headquarters: Washington University School of Medicine, St. Louis