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The first series was broadcast as five one-hour episodes on Channel 4 on Monday nights in the 9 " pm timeslot .
 Channel 4
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Channel 4