Question: Which Cesar Award for best supporting actor winner starred in a movie that was in competition for the Palme d'Or at the 2008 Cannes Film Festival?
Sentence (from "Henrik Plau"): His first short film, "Lost Picture Found", was nominated for Best Short at the Grimstad Short film Festival and screened for the Short Film Palme d'Or at the 2008 Cannes Film Festival.
Relevant evidence: No