What was distributed by M0 , distributed by M1 , and distributed by a distributor of M2
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor ?x1 .
?x0 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor M0 .
?x0 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor M1 .
?x1 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M2
}