49523
Three of the state 's seven Republican members of Congress are locked in tough races , with the campaigns drawing big money and big names from both parties , including President Bush , Laura Bush , Barbara Bush , former President Bill Clinton and Senator Barack Obama , Democrat of Illinois .
 location contains: Illinois, Bush
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, Bush 
Answer:
 location contains: Illinois, Bush