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When the cavalry was reorganized under J.E.B. Stuart , he was promoted to Colonel of the newly designated 2nd Virginia Cavalry .
 J.E.B. Stuart, 2nd Virginia Cavalry
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 J.E.B. Stuart, 2nd Virginia Cavalry