Question: Who were the co-writers of a 2017 action-adventure film that was directed by Bong Joon-ho?
Sentence (from "Bong Joon-ho"): His films include South Korean hits "Memories of Murder" (2003), based on a true-life serial murder case, monster movie "The Host" (2006), and his first English-language film, science fiction adventure "Snowpiercer" (2013).
Relevant evidence: No