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Filmed in the then recently introduced CinemaScope format and directed by Nicholas Ray , it offered both social commentary and an alternative to previous films depicting delinquents in urban slum environments .
 person: Nicholas Ray
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Nicholas Ray 
Answer:
 person: Nicholas Ray