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but at the end of the day , people go to sotheby ' s and christie ' s because they believe they can get best price for them .
 organization: sotheby ' s; organization: christie ' s; person: people; person: they; person: they
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
 Entities: sotheby ' s, christie ' s, people, they, they 
Answer:
 organization: sotheby ' s; organization: christie ' s; person: people; person: they; person: they