Question: Do both films Opera Ball (1956 Film) and Picnic At Hanging Rock (Film) have the directors from the same country?
Sentence (from "Picnic at Hanging Rock (film)"): It was adapted by Cliff Green from the 1967 novel of the same name by Joan Lindsay, who was deliberately ambiguous about whether the events really took place, although the story is in fact entirely fictitious.
Relevant evidence: No