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Her current projects include the Ghost Ballet for the East Bank Machineworks , a public sculpture placed on the Cumberland River in Nashville , Tennessee , and The Uncertainty of Ground State Fluctuations in Clayton , Missouri .
 Nashville , Tennessee, Clayton
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Nashville , Tennessee, Clayton