What art director that M2 was directed by and was written by was a Canadian actor
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.actor .
?x0 a ns:film.film_art_director .
?x0 ns:film.director.film M2 .
?x0 ns:film.writer.film M2 .
?x0 ns:people.person.nationality ns:m.0d060g
}