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Chinese officials said armed police would replace soldiers in Tiananmen Square as part of a scaling down of Beijing 's five - month - old state of emergency .
 Chinese, Tiananmen Square, Beijing, five - month - old
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 Chinese, Tiananmen Square, Beijing, five - month - old