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what is the name of the robert duvall biography with a pg 13 rating and an average review of eight
 actor: robert duvall; genre: biography; rating: pg 13; average ratings: eight
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: genre, year, plot, average ratings, actor, title, song, character, rating, review, director, trailer 
Text: {0} 
Answer:
 actor: robert duvall; genre: biography; rating: pg 13; average ratings: eight