Who was M1 's executive producer , writer , and costume designer
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:film.film_costumer_designer.costume_design_for_film M1 .
?x0 ns:film.producer.films_executive_produced M1 .
?x0 ns:film.writer.film M1
}