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He was a leading figure in the BBC 's Concerts of Contemporary Music between 1926 and 1939 , and he played a significant role in the founding and early development of the BBC Symphony Orchestra .
 organization: BBC; organization: Contemporary; organization: BBC Symphony Orchestra
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, Contemporary, BBC Symphony Orchestra 
Answer:
 organization: BBC; organization: Contemporary; organization: BBC Symphony Orchestra