234891
On August 2 , 1929 , after Trotsky was deported from Soviet Union , Trotsk was renamed Krasnogvardeysk , and the district was renamed Krasnogvardeysky .
 Trotsky
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Trotsky