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the pennsylvania man has been jailed in russia since april on charges he tried to obtain secret plans for a high - speed torpedo .
 pennsylvania, russia, the pennsylvania man, he, a high - speed torpedo
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 pennsylvania, russia, the pennsylvania man, he, a high - speed torpedo