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Currently , there are about 50 , 000 Soviet troops stationed in Poland .
 Soviet, Poland, about 50 , 000 Soviet troops stationed in Poland
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:
 Soviet, Poland, about 50 , 000 Soviet troops stationed in Poland