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He referred to a widening '' wealth belt '' in the central and western part of the state and also Monmouth County to the south , whereas the state 's wealthiest towns had traditionally been near the New Jersey riverfront in Bergen , Essex and Union Counties . ''
 location contains: New Jersey, Monmouth County
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:  New Jersey, Monmouth County 
Answer:
 location contains: New Jersey, Monmouth County