4424
He taught at  Antioch College  in  Yellow Springs  Ohio first as professor of American civilization from 1953 until 1976 and then as Distinguished University Professor of American Culture and Society beginning in 1976 .
 city of headquarters: Antioch College, Yellow Springs
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: Antioch College, Yellow Springs