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Rising food prices over recent years have been linked with social unrest around the world , including rioting in Bangladesh and Mexico , and the Arab Spring .
 Bangladesh, Mexico, Arab Spring
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Bangladesh, Mexico, Arab Spring