Did M2 distribute M0 's sequel and distribute a film
SELECT count(*) WHERE {
?x0 ns:film.film.prequel M0 .
?x1 a ns:film.film .
M2 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film ?x0 .
M2 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film ?x1
}