50625
It 's been extraordinarily difficult to organize factory workers -- and that includes poultry workers -- in the South , '' said Daniel Cornfield , a labor expert at Vanderbilt University in Nashville . ''
 location contains: Nashville, Vanderbilt University
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: 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} 
 Entity Pairs:  Nashville, Vanderbilt University 
Answer:
 location contains: Nashville, Vanderbilt University