What British film director was a art director of M2 and M3
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.director .
?x0 ns:film.film_art_director.films_art_directed M2 .
?x0 ns:film.film_art_director.films_art_directed M3 .
?x0 ns:people.person.nationality ns:m.07ssc
}