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Representative Jesse L. Jackson Jr. , the Illinois Democrat who has emerged as a leading opponent of the O'Hare expansion and of Mayor Daley , said in a statement that the project would be akin to the Big Dig in Boston and '' saddle a generation of Chicago taxpayers and travelers with billions of dollars of debt and an airport that 's as overcrowded and delay-prone as today 's . ''
 location contains: Illinois, Chicago
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:  Illinois, Chicago 
Answer:
 location contains: Illinois, Chicago