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what animation movie did ken annakin direct that was really popular in the last eight years
 animation, ken annakin, really popular, last eight years
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: genre, year, plot, average ratings, actor, title, song, character, rating, review, director, trailer 
Text: {0} 
Answer:
 animation, ken annakin, really popular, last eight years