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A16 NEW YORK\/REGION B1-9 Newark 's Mayor Struggles With Unforseen Challenges Cory A. Booker 's dream of turning Newark into the paragon of American cities sounded good in campaign speeches , but after 100 days in office , the ambitious young mayor is starting to settle for a city that is a little less bruised , as he has come to find running New Jersey 's largest city more challenging than he ever expected .
 New Jersey, Newark; New Jersey, Newark
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:
 New Jersey, Newark; New Jersey, Newark