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Examples are the earthquakes in Alaska ( 1957 ) , Chile ( 1960 ) , and Sumatra ( 2004 ) , all in subduction zones .
 Alaska, Chile, Sumatra
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Alaska, Chile, Sumatra