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Antanas Smetona , Mykolas Biržiška , and Steponas Kairys emigrated to the United States and are buried there .
 Antanas Smetona, Mykolas Biržiška, Steponas Kairys, United States
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Antanas Smetona, Mykolas Biržiška, Steponas Kairys, United States