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Lewis Charles Levin ( November 10 , 1808-March 14 , 1860 ) was a Philadelphia politician , prominent Know Nothing , and anti-Catholic social activist of the 1840s and 1850s .
 Lewis, Levin, Philadelphia, Know Nothing
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Lewis, Levin, Philadelphia, Know Nothing