Which film editor was employed by a distributor of M2 and M3 and founded M1
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.editor .
?x0 ns:organization.organization_founder.organizations_founded M1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?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
}