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Some are styled " national " banks , such as the Swiss National Bank , National Bank of Poland and National Bank of Ukraine , although the term national bank is also used for private commercial banks in some countries such as National Bank of Pakistan .
 Swiss National Bank, National Bank of Poland, National Bank of Ukraine, National Bank of Pakistan
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Swiss National Bank, National Bank of Poland, National Bank of Ukraine, National Bank of Pakistan