Q: In this task, you are given a question. You have to answer the question based on your information.
The 70th Cannes Film Festival took place from 17 to 28 May 2017, in Cannes, France featured what opening film, a 2017 French drama film directed by Arnaud Desplechin and starred Mathieu Amalric, Marion Cotillard, Charlotte Gainsbourg and Louis Garrel?
A:
Ismael's Ghosts