What did M1 's employer write , a art director write , and a screenwriter write
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.written_by ?x1 .
?x0 ns:film.film.written_by ?x2 .
?x0 ns:film.film.written_by ?x3 .
?x1 a ns:film.writer .
?x2 ns:business.employer.employees/ns:business.employment_tenure.person M1 .
?x3 a ns:film.film_art_director
}