Lest we forget that film festivals are a platform for the serious art of cinema, Hungarian auteur László Nemes makes it three for three with Orphan, another visually stunning but intellectually austere exploration of the Jewish experience in Europe during the mid-20th century. There’s a bar-room brawl involving a pierrot, and it ends at a funfair, but Orphan is every bit as earnest as Nemes’ debut, the searing Holocaust drama Son of Saul. Perhaps because that film raised the bar so high, the director has struggled to match its breathtaking intensity ever since, and, though its style and attitude put...