What was edited by and written by a costume designer whose employer was founded by M1
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.edited_by ?x1 .
?x0 ns:film.film.written_by ?x1 .
?x1 a ns:film.film_costumer_designer .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
?x2 ns:organization.organization.founders M1
}