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sandra day o ' connor , often the swing vote on this court , demanded to know why the court even had a role in this case .
 this court, the court, sandra day o ' connor, often the swing vote on this court
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 this court, the court, sandra day o ' connor, often the swing vote on this court