9443
Since " EastEnders " began airing in 1985 on the BBC , the two programmes have constantly battled it out for first place in the ratings .
 organization: BBC
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 
Answer:
 organization: BBC