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Blowfish " is a block cipher , designed in 1993 by Bruce Schneier and included in a large number of cipher suites and encryption products .
 person: Bruce Schneier
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: Bruce Schneier 
Answer:
 person: Bruce Schneier