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While Downingtown West is located in the original high school 's building within Downingtown , Downingtown East is actually located in Lionville , the northern side of Exton , Pennsylvania .
 Downingtown, Downingtown, Downingtown, Pennsylvania
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Downingtown, Downingtown, Downingtown, Pennsylvania