You will be given a definition of a task first, then some input of the task.
Given a context passage, generate a question from the passage such that its answer is shortest continous span from the passage.

Birdcage Inn (Hangul: ; RR: Paran daemun; lit. ''Blue Gate'') is South Korean director Kim Ki-duk's third film, released in 1998.
Output:
The main director of Birdcage Inn was who?