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However , the massacre was not carried out by the government but by civilians , demonstrating how the emergence of the Zapatista movement had divided indigenous groups .
 organization: Zapatista
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Zapatista 
Answer:
 organization: Zapatista