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From 1925 to 1934 , illuminated signs for Citroën adorned three of the tower 's sides , making it the tallest advertising space in the world at the time .
 organization: Citroën
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: Citroën 
Answer:
 organization: Citroën