2040
According to director , producer , and distributor Roger Corman , the " 1950 s and 1960 s was the time of the art film 's greatest influence .
 person: Roger Corman
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 person: Roger Corman