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World Economic Forum in Baku – was held in Baku ( Azerbaijan ) on April 7-8 , 2013 .
 organization: Economic Forum; location: Baku; location: Baku; location: Azerbaijan
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: Economic Forum, Baku, Baku, Azerbaijan 
Answer:
 organization: Economic Forum; location: Baku; location: Baku; location: Azerbaijan