Did a German male art director produce M2
SELECT count(*) WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:film.producer.film|ns:film.production_company.films M2 .
?x0 ns:people.person.gender ns:m.05zppz .
?x0 ns:people.person.nationality ns:m.0345h
}