Was a film distributor founded by a star of M1 and M2
SELECT count(*) WHERE {
?x0 a ns:film.film_distributor .
?x0 ns:organization.organization.founders ?x1 .
?x1 ns:film.actor.film/ns:film.performance.film M1 .
?x1 ns:film.actor.film/ns:film.performance.film M2
}