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The Johns Hopkins University constitutional law professor Joe O'Grossman says , it 's still not certain the Supreme Court will actually hear the Florida case .
 Johns Hopkins University, Joe O'Grossman, the Supreme Court, Florida
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
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Text: {0} 
Answer:
 Johns Hopkins University, Joe O'Grossman, the Supreme Court, Florida