What did a film director that distributed M1 and M2 and distributed M3 direct
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.directed_by ?x1 .
?x1 a ns:film.director .
?x1 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M1 .
?x1 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M2 .
?x1 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M3
}