1512
The first showing of the Modern Slavery campaign ad will be at 18 : 42 today on Channel 4 . Great response to the campaign so far .
 organization: Channel 4
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Channel 4