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The N.B.A. , still recovering from the worst player-fan brawl in league history and trying to uphold a new standard of conduct , suspended Knicks forward Antonio Davis for five games yesterday , a day after he entered -- and peacefully exited -- the stands at the United Center in Chicago .
 location contains: Chicago, United Center
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: 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:
 location contains: Chicago, United Center