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On May " 22 , 1915 , an explosive eruption at Lassen Peak devastated nearby areas and rained volcanic ash as far away as to the east .
 location: Lassen Peak
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Lassen Peak