Did a French art director executive produce a film and write M1
SELECT count(*) WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:film.writer.film M1 .
?x0 ns:people.person.nationality ns:m.0f8l9c .
?x1 a ns:film.film
}