19828
Already for more than a decade , Cremona , a quiet city of 70,000 in the Po Valley , famous still for violin making , has been an unlikely laboratory in Italy for relations with immigrants , nurturing both amity and extremism .
 Italy, Cremona
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:
 Italy, Cremona