question: Was M0 's prequel written by M1 and M2 , edited by a art director , and edited by M3
query: SELECT count(*) WHERE {
  ?x0 ns:film.film.edited_by ?x1 .
  ?x0 ns:film.film.edited_by M3 .
  ?x0 ns:film.film.sequel M0 .
  ?x0 ns:film.film.written_by M1 .
  ?x0 ns:film.film.written_by M2 .
  ?x1 a ns:film.film_art_director
  }