Did a art director executive produce M1 and executive produce a film that M3 , M4 , and M5 directed
SELECT count(*) WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:film.producer.films_executive_produced M1 .
?x1 a ns:film.film .
?x1 ns:film.film.directed_by M3 .
?x1 ns:film.film.directed_by M4 .
?x1 ns:film.film.directed_by M5
}