Who was employed by a film distributor whose founder edited M3 and employed by M1
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
?x1 a ns:film.film_distributor .
?x1 ns:organization.organization.founders ?x2 .
?x2 ns:film.editor.film M3
}