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For example , the Aztecs used a system in which one turkey cost 100 cacao beans and one fresh avocado was worth three beans .
 location: Aztecs
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: Aztecs 
Answer:
 location: Aztecs