What American film director was a Italian art director that directed M4 and executive produced M1
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:film.director.film M4 .
?x0 ns:film.producer.films_executive_produced M1 .
?x0 ns:people.person.nationality ns:m.03rjj .
?x0 ns:people.person.nationality ns:m.09c7w0
}