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Robert is best known as co-author of " Révélation $ " , a book published by Les Arènes on 1 March 2001 , which accused Cedel , later Clearstream , of a number of illegal financial activities , such as aiding and abetting money laundering , tax evasion et cetera .
 organization: Clearstream
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: Clearstream 
Answer:
 organization: Clearstream