question: Did M2 's prequel 's American art director play M1
query: SELECT count(*) WHERE {
  ?x0 ns:film.actor.film/ns:film.performance.character M1 .
  ?x0 ns:film.film_art_director.films_art_directed ?x1 .
  ?x0 ns:people.person.nationality ns:m.09c7w0 .
  ?x1 ns:film.film.sequel M2
  }