Which film directed by M2 and M3 was distributed by M1
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.film .
?x0 ns:film.film.directed_by M2 .
?x0 ns:film.film.directed_by M3 .
?x0 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor M1
}