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in the 1970 s what mad scientist films did gavin hood direct
 year: 1970 s; plot: mad scientist; director: gavin hood
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: genre, year, plot, average ratings, actor, title, song, character, rating, review, director, trailer 
Text: {0} 
 Entities: 1970 s, mad scientist, gavin hood 
Answer:
 year: 1970 s; plot: mad scientist; director: gavin hood