Complex sentence: The film was invited to compete at the 2016 Cannes Film Festival, as the festival's director, Thierry Frémaux, saw the film, and praised it, calling it a really good film.
Split into simpler sentences: The film was invited to compete at the 2016 Cannes Film Festival. The festival's director, Thierry Frémaux, saw the film, and praised it, calling it a really good film.