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He joined the Princess Patricia 's Canadian Light Infantry Regiment on graduation from RMC in Kingston , Ontario in 1935 ( student # 2253 ) .
 Princess Patricia, Light Infantry, RMC, Kingston , Ontario
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Princess Patricia, Light Infantry, RMC, Kingston , Ontario