6933
But if a series is doing well , the station will want to extend it , and if ratings are less than ideal , the series must be prepared to wrap up at any moment .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 None