270137
Since the beginnings of her childhood she faced grave difficulties as her father had left the city and emigrated to the USA , and had left Bule and her brother Sado alone .
 USA, Bule
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 USA, Bule