Question: What is the name of the South Korean drama film, written and directed by Lee Chang-dong and with a supporting role played by Ahn Nae-sang?
Sentence (from "Ahn Nae-sang"): He has since starred in numerous films, with supporting roles in Lee Chang-dong's "Oasis" and "Poetry", and a leading role in "Hoichori" ("Cane").
Relevant evidence: Yes