8549
She taught literature at the University of Peking at the University of Houston at  Stephen F. Austin State University  in  Nacogdoches  at University of St. Thomas in Houston and she was a Professor Emeritus at Rice University .
 city of headquarters: Stephen F. Austin State University, Nacogdoches
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: Stephen F. Austin State University, Nacogdoches