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She joined the BBC in London and worked as a producer for Radio 2 and Radio 4 .
 organization: BBC; location: London
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: BBC, London 
Answer:
 organization: BBC; location: London