47528
The authors are two distinguished American academics -LRB- Stephen Walt of Harvard and John Mearsheimer of the University of Chicago -RRB- who posted a longer -LRB- 83-page -RRB- version of their text on the Web site of Harvard 's Kennedy School .
 Stephen Walt, University of Chicago; John Mearsheimer, University of Chicago
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
Answer:
 Stephen Walt, University of Chicago; John Mearsheimer, University of Chicago