Which film director that M1 was written by and starred was M2 's employee
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.director .
?x0 ns:film.actor.film/ns:film.performance.film M1 .
?x0 ns:film.writer.film M1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M2
}