4220
 A19 A Rise In Illegal Workers About a quarter of the construction workers rebuilding New Orleans are illegal immigrants , who are getting lower pay , less medical care and less safety equipment than legal workers , according to a study by professors at Tulane University and the University of California , Berkeley . 
 location contains: New Orleans, Tulane University
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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 location contains: New Orleans, Tulane University