What art director and star of M1 and M2 directed a film and edited M0
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M1 .
?x0 ns:film.actor.film/ns:film.performance.film M2 .
?x0 ns:film.director.film ?x1 .
?x0 ns:film.editor.film M0 .
?x0 ns:film.film_art_director.films_art_directed M1 .
?x0 ns:film.film_art_director.films_art_directed M2 .
?x1 a ns:film.film
}