6835
Comedian David Baddiel announced on Twitter that he had been commissioned to write one episode .
 person: David Baddiel; organization: Twitter
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: David Baddiel, Twitter 
Answer:
 person: David Baddiel; organization: Twitter