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The show is produced by Ricky Blitt and Seth MacFarlane , who are also producers of " Family Guy " .
 person: Ricky Blitt; person: Seth MacFarlane
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: Ricky Blitt, Seth MacFarlane 
Answer:
 person: Ricky Blitt; person: Seth MacFarlane