Converting to Third Normal Form

问题

How would you convert this table into Third Normal Form (and what are the resulting tables):

回答1:

Here are the tables:
Film (filmNo, fTitle, dirNo)
Director(dirNo, dirName)
FilmActor(filmNo, actNo, role, timeOnScreen)
Actor(actNo, actName)

来源：https://stackoverflow.com/questions/37346125/converting-to-third-normal-form