10319
The free-fall scene involved its own set of challenges ; Director Marc Forster did n't want to shoot the scene against a green screen .
 person: Marc Forster
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Marc Forster