Question: What is the date of death of the director of film Sept Morts Sur Ordonnance?
Sentence (from "Sept morts sur ordonnance"): ("Seven Deaths by Prescription" or "Bestial Quartet") is a 1975 French drama film directed by Jacques Rouffio and starring Michel Piccoli, Gérard Depardieu, Jane Birkin, Marina Vlady, Charles Vanel and Valérie Mairesse.
Relevant evidence: Yes